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virglrenderer/src/vrend_shader.c

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/**************************************************************************
*
* Copyright (C) 2014 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#include "tgsi/tgsi_info.h"
#include "tgsi/tgsi_iterate.h"
#include "tgsi/tgsi_scan.h"
#include "util/u_memory.h"
#include "util/u_math.h"
#include <string.h>
#include <stdio.h>
#include <math.h>
#include <errno.h>
#include "vrend_shader.h"
#include "vrend_debug.h"
#include "vrend_strbuf.h"
/* start convert of tgsi to glsl */
#define INTERP_PREFIX " "
#define INVARI_PREFIX "invariant"
#define SHADER_REQ_NONE 0
#define SHADER_REQ_SAMPLER_RECT (1 << 0)
#define SHADER_REQ_CUBE_ARRAY (1 << 1)
#define SHADER_REQ_INTS (1 << 2)
#define SHADER_REQ_SAMPLER_MS (1 << 3)
#define SHADER_REQ_INSTANCE_ID (1 << 4)
#define SHADER_REQ_LODQ (1 << 5)
#define SHADER_REQ_TXQ_LEVELS (1 << 6)
#define SHADER_REQ_TG4 (1 << 7)
#define SHADER_REQ_VIEWPORT_IDX (1 << 8)
#define SHADER_REQ_STENCIL_EXPORT (1 << 9)
#define SHADER_REQ_LAYER (1 << 10)
#define SHADER_REQ_SAMPLE_SHADING (1 << 11)
#define SHADER_REQ_GPU_SHADER5 (1 << 12)
#define SHADER_REQ_DERIVATIVE_CONTROL (1 << 13)
#define SHADER_REQ_FP64 (1 << 14)
#define SHADER_REQ_IMAGE_LOAD_STORE (1 << 15)
#define SHADER_REQ_ES31_COMPAT (1 << 16)
#define SHADER_REQ_IMAGE_SIZE (1 << 17)
#define SHADER_REQ_TXQS (1 << 18)
#define SHADER_REQ_FBFETCH (1 << 19)
#define SHADER_REQ_SHADER_CLOCK (1 << 20)
#define SHADER_REQ_PSIZE (1 << 21)
#define SHADER_REQ_IMAGE_ATOMIC (1 << 22)
#define SHADER_REQ_CLIP_DISTANCE (1 << 23)
#define SHADER_REQ_ENHANCED_LAYOUTS (1 << 24)
#define SHADER_REQ_SEPERATE_SHADER_OBJECTS (1 << 25)
#define SHADER_REQ_ARRAYS_OF_ARRAYS (1 << 26)
#define SHADER_REQ_SHADER_INTEGER_FUNC (1 << 27)
#define SHADER_REQ_SHADER_ATOMIC_FLOAT (1 << 28)
#define SHADER_REQ_NV_IMAGE_FORMATS (1 << 29)
struct vrend_shader_io {
unsigned name;
unsigned gpr;
unsigned done;
int sid;
unsigned interpolate;
int first;
int last;
int array_id;
uint8_t usage_mask;
int swizzle_offset;
int num_components;
int layout_location;
unsigned location;
bool invariant;
bool precise;
bool glsl_predefined_no_emit;
bool glsl_no_index;
bool glsl_gl_block;
bool override_no_wm;
bool is_int;
bool fbfetch_used;
char glsl_name[128];
unsigned stream;
};
struct vrend_shader_sampler {
int tgsi_sampler_type;
enum tgsi_return_type tgsi_sampler_return;
};
struct vrend_shader_table {
uint32_t key;
const char *string;
};
struct vrend_shader_image {
struct tgsi_declaration_image decl;
enum tgsi_return_type image_return;
bool vflag;
};
#define MAX_IMMEDIATE 1024
struct immed {
int type;
union imm {
uint32_t ui;
int32_t i;
float f;
} val[4];
};
struct vrend_temp_range {
int first;
int last;
int array_id;
};
struct vrend_io_range {
struct vrend_shader_io io;
bool used;
};
struct dump_ctx {
struct tgsi_iterate_context iter;
struct vrend_shader_cfg *cfg;
struct tgsi_shader_info info;
int prog_type;
int size;
struct vrend_strbuf glsl_main;
int indent_level;
struct vrend_strbuf glsl_hdr;
struct vrend_strbuf glsl_ver_ext;
uint instno;
struct vrend_strbuf src_bufs[4];
uint32_t num_interps;
uint32_t num_inputs;
uint32_t attrib_input_mask;
struct vrend_shader_io inputs[64];
uint32_t num_outputs;
struct vrend_shader_io outputs[64];
uint32_t num_system_values;
struct vrend_shader_io system_values[32];
bool guest_sent_io_arrays;
struct vrend_io_range generic_input_range;
struct vrend_io_range patch_input_range;
struct vrend_io_range generic_output_range;
struct vrend_io_range patch_output_range;
uint32_t generic_outputs_expected_mask;
uint32_t generic_inputs_emitted_mask;
uint32_t generic_outputs_emitted_mask;
uint32_t num_temp_ranges;
struct vrend_temp_range *temp_ranges;
struct vrend_shader_sampler samplers[32];
uint32_t samplers_used;
uint32_t ssbo_used_mask;
uint32_t ssbo_atomic_mask;
uint32_t ssbo_array_base;
uint32_t ssbo_atomic_array_base;
uint32_t ssbo_integer_mask;
uint8_t ssbo_memory_qualifier[32];
struct vrend_shader_image images[32];
uint32_t images_used_mask;
struct vrend_array *image_arrays;
uint32_t num_image_arrays;
struct vrend_array *sampler_arrays;
uint32_t num_sampler_arrays;
int num_consts;
int num_imm;
struct immed imm[MAX_IMMEDIATE];
unsigned fragcoord_input;
uint32_t req_local_mem;
bool integer_memory;
uint32_t ubo_base;
uint32_t ubo_used_mask;
int ubo_sizes[32];
uint32_t num_address;
uint32_t num_abo;
int abo_idx[32];
int abo_sizes[32];
int abo_offsets[32];
uint32_t shader_req_bits;
struct pipe_stream_output_info *so;
char **so_names;
bool write_so_outputs[PIPE_MAX_SO_OUTPUTS];
bool uses_sampler_buf;
bool write_all_cbufs;
uint32_t shadow_samp_mask;
int fs_coord_origin, fs_pixel_center;
int gs_in_prim, gs_out_prim, gs_max_out_verts;
int gs_num_invocations;
struct vrend_shader_key *key;
int num_in_clip_dist;
int num_clip_dist;
int fs_uses_clipdist_input;
int glsl_ver_required;
int color_in_mask;
/* only used when cull is enabled */
uint8_t num_cull_dist_prop, num_clip_dist_prop;
bool front_face_emitted;
bool has_clipvertex;
bool has_clipvertex_so;
bool vs_has_pervertex;
bool write_mul_utemp;
bool write_mul_itemp;
bool has_sample_input;
bool early_depth_stencil;
bool has_file_memory;
int tcs_vertices_out;
int tes_prim_mode;
int tes_spacing;
int tes_vertex_order;
int tes_point_mode;
uint16_t local_cs_block_size[3];
};
static const struct vrend_shader_table shader_req_table[] = {
{ SHADER_REQ_SAMPLER_RECT, "ARB_texture_rectangle" },
{ SHADER_REQ_CUBE_ARRAY, "ARB_texture_cube_map_array" },
{ SHADER_REQ_INTS, "ARB_shader_bit_encoding" },
{ SHADER_REQ_SAMPLER_MS, "ARB_texture_multisample" },
{ SHADER_REQ_INSTANCE_ID, "ARB_draw_instanced" },
{ SHADER_REQ_LODQ, "ARB_texture_query_lod" },
{ SHADER_REQ_TXQ_LEVELS, "ARB_texture_query_levels" },
{ SHADER_REQ_TG4, "ARB_texture_gather" },
{ SHADER_REQ_VIEWPORT_IDX, "ARB_viewport_array" },
{ SHADER_REQ_STENCIL_EXPORT, "ARB_shader_stencil_export" },
{ SHADER_REQ_LAYER, "ARB_fragment_layer_viewport" },
{ SHADER_REQ_SAMPLE_SHADING, "ARB_sample_shading" },
{ SHADER_REQ_GPU_SHADER5, "ARB_gpu_shader5" },
{ SHADER_REQ_DERIVATIVE_CONTROL, "ARB_derivative_control" },
{ SHADER_REQ_FP64, "ARB_gpu_shader_fp64" },
{ SHADER_REQ_IMAGE_LOAD_STORE, "ARB_shader_image_load_store" },
{ SHADER_REQ_ES31_COMPAT, "ARB_ES3_1_compatibility" },
{ SHADER_REQ_IMAGE_SIZE, "ARB_shader_image_size" },
{ SHADER_REQ_TXQS, "ARB_shader_texture_image_samples" },
{ SHADER_REQ_FBFETCH, "EXT_shader_framebuffer_fetch" },
{ SHADER_REQ_SHADER_CLOCK, "ARB_shader_clock" },
{ SHADER_REQ_SHADER_INTEGER_FUNC, "MESA_shader_integer_functions" },
{ SHADER_REQ_SHADER_ATOMIC_FLOAT, "NV_shader_atomic_float"},
};
enum vrend_type_qualifier {
TYPE_CONVERSION_NONE = 0,
FLOAT = 1,
VEC2 = 2,
VEC3 = 3,
VEC4 = 4,
INT = 5,
IVEC2 = 6,
IVEC3 = 7,
IVEC4 = 8,
UINT = 9,
UVEC2 = 10,
UVEC3 = 11,
UVEC4 = 12,
FLOAT_BITS_TO_UINT = 13,
UINT_BITS_TO_FLOAT = 14,
FLOAT_BITS_TO_INT = 15,
INT_BITS_TO_FLOAT = 16,
DOUBLE = 17,
DVEC2 = 18,
};
struct dest_info {
enum vrend_type_qualifier dtypeprefix;
enum vrend_type_qualifier dstconv;
enum vrend_type_qualifier udstconv;
enum vrend_type_qualifier idstconv;
bool dst_override_no_wm[2];
};
struct source_info {
enum vrend_type_qualifier svec4;
uint32_t sreg_index;
bool tg4_has_component;
bool override_no_wm[3];
bool override_no_cast[3];
int imm_value;
};
static const struct vrend_shader_table conversion_table[] =
{
{TYPE_CONVERSION_NONE, ""},
{FLOAT, "float"},
{VEC2, "vec2"},
{VEC3, "vec3"},
{VEC4, "vec4"},
{INT, "int"},
{IVEC2, "ivec2"},
{IVEC3, "ivec3"},
{IVEC4, "ivec4"},
{UINT, "uint"},
{UVEC2, "uvec2"},
{UVEC3, "uvec3"},
{UVEC4, "uvec4"},
{FLOAT_BITS_TO_UINT, "floatBitsToUint"},
{UINT_BITS_TO_FLOAT, "uintBitsToFloat"},
{FLOAT_BITS_TO_INT, "floatBitsToInt"},
{INT_BITS_TO_FLOAT, "intBitsToFloat"},
{DOUBLE, "double"},
{DVEC2, "dvec2"},
};
enum io_type {
io_in,
io_out
};
/* We prefer arrays of arrays, but if this is not available then TCS, GEOM, and TES
* inputs must be blocks, but FS input should not because interpolateAt* doesn't
* support dereferencing block members. */
static inline bool prefer_generic_io_block(struct dump_ctx *ctx, enum io_type io)
{
if (ctx->cfg->has_arrays_of_arrays && !ctx->cfg->use_gles)
return false;
switch (ctx->prog_type) {
case TGSI_PROCESSOR_FRAGMENT:
return false;
case TGSI_PROCESSOR_TESS_CTRL:
return true;
case TGSI_PROCESSOR_TESS_EVAL:
return io == io_in ? true : (ctx->key->gs_present ? true : false);
case TGSI_PROCESSOR_GEOMETRY:
return io == io_in;
case TGSI_PROCESSOR_VERTEX:
if (io == io_in)
return false;
return (ctx->key->gs_present || ctx->key->tes_present);
default:
return false;
}
}
static inline const char *get_string(enum vrend_type_qualifier key)
{
if (key >= ARRAY_SIZE(conversion_table)) {
printf("Unable to find the correct conversion\n");
return conversion_table[TYPE_CONVERSION_NONE].string;
}
return conversion_table[key].string;
}
static inline const char *get_wm_string(unsigned wm)
{
switch(wm) {
case TGSI_WRITEMASK_NONE:
return "";
case TGSI_WRITEMASK_X:
return ".x";
case TGSI_WRITEMASK_XY:
return ".xy";
case TGSI_WRITEMASK_XYZ:
return ".xyz";
case TGSI_WRITEMASK_W:
return ".w";
default:
printf("Unable to unknown writemask\n");
return "";
}
}
const char *get_internalformat_string(int virgl_format, enum tgsi_return_type *stype);
static inline const char *tgsi_proc_to_prefix(int shader_type)
{
switch (shader_type) {
case TGSI_PROCESSOR_VERTEX: return "vs";
case TGSI_PROCESSOR_FRAGMENT: return "fs";
case TGSI_PROCESSOR_GEOMETRY: return "gs";
case TGSI_PROCESSOR_TESS_CTRL: return "tc";
case TGSI_PROCESSOR_TESS_EVAL: return "te";
case TGSI_PROCESSOR_COMPUTE: return "cs";
default:
return NULL;
};
}
static inline const char *prim_to_name(int prim)
{
switch (prim) {
case PIPE_PRIM_POINTS: return "points";
case PIPE_PRIM_LINES: return "lines";
case PIPE_PRIM_LINE_STRIP: return "line_strip";
case PIPE_PRIM_LINES_ADJACENCY: return "lines_adjacency";
case PIPE_PRIM_TRIANGLES: return "triangles";
case PIPE_PRIM_TRIANGLE_STRIP: return "triangle_strip";
case PIPE_PRIM_TRIANGLES_ADJACENCY: return "triangles_adjacency";
case PIPE_PRIM_QUADS: return "quads";
default: return "UNKNOWN";
};
}
static inline const char *prim_to_tes_name(int prim)
{
switch (prim) {
case PIPE_PRIM_QUADS: return "quads";
case PIPE_PRIM_TRIANGLES: return "triangles";
case PIPE_PRIM_LINES: return "isolines";
default: return "UNKNOWN";
}
}
static const char *get_spacing_string(int spacing)
{
switch (spacing) {
case PIPE_TESS_SPACING_FRACTIONAL_ODD:
return "fractional_odd_spacing";
case PIPE_TESS_SPACING_FRACTIONAL_EVEN:
return "fractional_even_spacing";
case PIPE_TESS_SPACING_EQUAL:
default:
return "equal_spacing";
}
}
static inline int gs_input_prim_to_size(int prim)
{
switch (prim) {
case PIPE_PRIM_POINTS: return 1;
case PIPE_PRIM_LINES: return 2;
case PIPE_PRIM_LINES_ADJACENCY: return 4;
case PIPE_PRIM_TRIANGLES: return 3;
case PIPE_PRIM_TRIANGLES_ADJACENCY: return 6;
default: return -1;
};
}
static inline bool fs_emit_layout(struct dump_ctx *ctx)
{
if (ctx->fs_pixel_center)
return true;
/* if coord origin is 0 and invert is 0 - emit origin_upper_left,
if coord_origin is 0 and invert is 1 - emit nothing (lower)
if coord origin is 1 and invert is 0 - emit nothing (lower)
if coord_origin is 1 and invert is 1 - emit origin upper left */
if (!(ctx->fs_coord_origin ^ ctx->key->invert_fs_origin))
return true;
return false;
}
static const char *get_stage_input_name_prefix(struct dump_ctx *ctx, int processor)
{
const char *name_prefix;
switch (processor) {
case TGSI_PROCESSOR_FRAGMENT:
if (ctx->key->gs_present)
name_prefix = "gso";
else if (ctx->key->tes_present)
name_prefix = "teo";
else
name_prefix = "vso";
break;
case TGSI_PROCESSOR_GEOMETRY:
if (ctx->key->tes_present)
name_prefix = "teo";
else
name_prefix = "vso";
break;
case TGSI_PROCESSOR_TESS_EVAL:
if (ctx->key->tcs_present)
name_prefix = "tco";
else
name_prefix = "vso";
break;
case TGSI_PROCESSOR_TESS_CTRL:
name_prefix = "vso";
break;
case TGSI_PROCESSOR_VERTEX:
default:
name_prefix = "in";
break;
}
return name_prefix;
}
static const char *get_stage_output_name_prefix(int processor)
{
const char *name_prefix;
switch (processor) {
case TGSI_PROCESSOR_FRAGMENT:
name_prefix = "fsout";
break;
case TGSI_PROCESSOR_GEOMETRY:
name_prefix = "gso";
break;
case TGSI_PROCESSOR_VERTEX:
name_prefix = "vso";
break;
case TGSI_PROCESSOR_TESS_CTRL:
name_prefix = "tco";
break;
case TGSI_PROCESSOR_TESS_EVAL:
name_prefix = "teo";
break;
default:
name_prefix = "out";
break;
}
return name_prefix;
}
static void require_glsl_ver(struct dump_ctx *ctx, int glsl_ver)
{
if (glsl_ver > ctx->glsl_ver_required)
ctx->glsl_ver_required = glsl_ver;
}
static void emit_indent(struct dump_ctx *ctx)
{
if (ctx->indent_level > 0) {
/* very high levels of indentation doesn't improve readability */
int indent_level = MIN2(ctx->indent_level, 15);
char buf[16];
memset(buf, '\t', indent_level);
buf[indent_level] = '\0';
strbuf_append(&ctx->glsl_main, buf);
}
}
static void emit_buf(struct dump_ctx *ctx, const char *buf)
{
emit_indent(ctx);
strbuf_append(&ctx->glsl_main, buf);
}
static void indent_buf(struct dump_ctx *ctx)
{
ctx->indent_level++;
}
static void outdent_buf(struct dump_ctx *ctx)
{
if (ctx->indent_level <= 0) {
strbuf_set_error(&ctx->glsl_main);
return;
}
ctx->indent_level--;
}
static void set_buf_error(struct dump_ctx *ctx)
{
strbuf_set_error(&ctx->glsl_main);
}
__attribute__((format(printf, 2, 3)))
static void emit_buff(struct dump_ctx *ctx, const char *fmt, ...)
{
va_list va;
va_start(va, fmt);
emit_indent(ctx);
strbuf_vappendf(&ctx->glsl_main, fmt, va);
va_end(va);
}
static void emit_hdr(struct dump_ctx *ctx, const char *buf)
{
strbuf_append(&ctx->glsl_hdr, buf);
}
static void set_hdr_error(struct dump_ctx *ctx)
{
strbuf_set_error(&ctx->glsl_hdr);
}
__attribute__((format(printf, 2, 3)))
static void emit_hdrf(struct dump_ctx *ctx, const char *fmt, ...)
{
va_list va;
va_start(va, fmt);
strbuf_vappendf(&ctx->glsl_hdr, fmt, va);
va_end(va);
}
static void emit_ver_ext(struct dump_ctx *ctx, const char *buf)
{
strbuf_append(&ctx->glsl_ver_ext, buf);
}
__attribute__((format(printf, 2, 3)))
static void emit_ver_extf(struct dump_ctx *ctx, const char *fmt, ...)
{
va_list va;
va_start(va, fmt);
strbuf_vappendf(&ctx->glsl_ver_ext, fmt, va);
va_end(va);
}
static bool allocate_temp_range(struct dump_ctx *ctx, int first, int last,
int array_id)
{
int idx = ctx->num_temp_ranges;
ctx->temp_ranges = realloc(ctx->temp_ranges, sizeof(struct vrend_temp_range) * (idx + 1));
if (!ctx->temp_ranges)
return false;
ctx->temp_ranges[idx].first = first;
ctx->temp_ranges[idx].last = last;
ctx->temp_ranges[idx].array_id = array_id;
ctx->num_temp_ranges++;
return true;
}
static struct vrend_temp_range *find_temp_range(struct dump_ctx *ctx, int index)
{
uint32_t i;
for (i = 0; i < ctx->num_temp_ranges; i++) {
if (index >= ctx->temp_ranges[i].first &&
index <= ctx->temp_ranges[i].last)
return &ctx->temp_ranges[i];
}
return NULL;
}
static bool add_images(struct dump_ctx *ctx, int first, int last,
struct tgsi_declaration_image *img_decl)
{
int i;
const struct util_format_description *descr = util_format_description(img_decl->Format);
if (descr->nr_channels == 2 &&
descr->swizzle[0] == UTIL_FORMAT_SWIZZLE_X &&
descr->swizzle[1] == UTIL_FORMAT_SWIZZLE_Y &&
descr->swizzle[2] == UTIL_FORMAT_SWIZZLE_0 &&
descr->swizzle[3] == UTIL_FORMAT_SWIZZLE_1) {
ctx->shader_req_bits |= SHADER_REQ_NV_IMAGE_FORMATS;
} else if (img_decl->Format == PIPE_FORMAT_R11G11B10_FLOAT ||
img_decl->Format == PIPE_FORMAT_R10G10B10A2_UINT ||
img_decl->Format == PIPE_FORMAT_R10G10B10A2_UNORM ||
img_decl->Format == PIPE_FORMAT_R16G16B16A16_UNORM||
img_decl->Format == PIPE_FORMAT_R16G16B16A16_SNORM)
ctx->shader_req_bits |= SHADER_REQ_NV_IMAGE_FORMATS;
else if (descr->nr_channels == 1 &&
descr->swizzle[0] == UTIL_FORMAT_SWIZZLE_X &&
descr->swizzle[1] == UTIL_FORMAT_SWIZZLE_0 &&
descr->swizzle[2] == UTIL_FORMAT_SWIZZLE_0 &&
descr->swizzle[3] == UTIL_FORMAT_SWIZZLE_1 &&
(descr->channel[0].size == 8 || descr->channel[0].size ==16))
ctx->shader_req_bits |= SHADER_REQ_NV_IMAGE_FORMATS;
for (i = first; i <= last; i++) {
ctx->images[i].decl = *img_decl;
ctx->images[i].vflag = false;
ctx->images_used_mask |= (1 << i);
if (ctx->images[i].decl.Resource == TGSI_TEXTURE_CUBE_ARRAY)
ctx->shader_req_bits |= SHADER_REQ_CUBE_ARRAY;
else if (ctx->images[i].decl.Resource == TGSI_TEXTURE_2D_MSAA ||
ctx->images[i].decl.Resource == TGSI_TEXTURE_2D_ARRAY_MSAA)
ctx->shader_req_bits |= SHADER_REQ_SAMPLER_MS;
else if (ctx->images[i].decl.Resource == TGSI_TEXTURE_BUFFER)
ctx->uses_sampler_buf = true;
else if (ctx->images[i].decl.Resource == TGSI_TEXTURE_RECT)
ctx->shader_req_bits |= SHADER_REQ_SAMPLER_RECT;
}
if (ctx->info.indirect_files & (1 << TGSI_FILE_IMAGE)) {
if (ctx->num_image_arrays) {
struct vrend_array *last_array = &ctx->image_arrays[ctx->num_image_arrays - 1];
/*
* If this set of images is consecutive to the last array,
* and has compatible return and decls, then increase the array size.
*/
if ((last_array->first + last_array->array_size == first) &&
!memcmp(&ctx->images[last_array->first].decl, &ctx->images[first].decl, sizeof(ctx->images[first].decl)) &&
ctx->images[last_array->first].image_return == ctx->images[first].image_return) {
last_array->array_size += last - first + 1;
return true;
}
}
/* allocate a new image array for this range of images */
ctx->num_image_arrays++;
ctx->image_arrays = realloc(ctx->image_arrays, sizeof(struct vrend_array) * ctx->num_image_arrays);
if (!ctx->image_arrays)
return false;
ctx->image_arrays[ctx->num_image_arrays - 1].first = first;
ctx->image_arrays[ctx->num_image_arrays - 1].array_size = last - first + 1;
}
return true;
}
static bool add_sampler_array(struct dump_ctx *ctx, int first, int last)
{
int idx = ctx->num_sampler_arrays;
ctx->num_sampler_arrays++;
ctx->sampler_arrays = realloc(ctx->sampler_arrays, sizeof(struct vrend_array) * ctx->num_sampler_arrays);
if (!ctx->sampler_arrays)
return false;
ctx->sampler_arrays[idx].first = first;
ctx->sampler_arrays[idx].array_size = last - first + 1;
return true;
}
static int lookup_sampler_array(struct dump_ctx *ctx, int index)
{
uint32_t i;
for (i = 0; i < ctx->num_sampler_arrays; i++) {
int last = ctx->sampler_arrays[i].first + ctx->sampler_arrays[i].array_size - 1;
if (index >= ctx->sampler_arrays[i].first &&
index <= last) {
return ctx->sampler_arrays[i].first;
}
}
return -1;
}
int vrend_shader_lookup_sampler_array(struct vrend_shader_info *sinfo, int index)
{
int i;
for (i = 0; i < sinfo->num_sampler_arrays; i++) {
int last = sinfo->sampler_arrays[i].first + sinfo->sampler_arrays[i].array_size - 1;
if (index >= sinfo->sampler_arrays[i].first &&
index <= last) {
return sinfo->sampler_arrays[i].first;
}
}
return -1;
}
static bool add_samplers(struct dump_ctx *ctx, int first, int last, int sview_type, enum tgsi_return_type sview_rtype)
{
if (sview_rtype == TGSI_RETURN_TYPE_SINT ||
sview_rtype == TGSI_RETURN_TYPE_UINT)
ctx->shader_req_bits |= SHADER_REQ_INTS;
for (int i = first; i <= last; i++) {
ctx->samplers[i].tgsi_sampler_return = sview_rtype;
ctx->samplers[i].tgsi_sampler_type = sview_type;
}
if (ctx->info.indirect_files & (1 << TGSI_FILE_SAMPLER)) {
if (ctx->num_sampler_arrays) {
struct vrend_array *last_array = &ctx->sampler_arrays[ctx->num_sampler_arrays - 1];
if ((last_array->first + last_array->array_size == first) &&
ctx->samplers[last_array->first].tgsi_sampler_type == sview_type &&
ctx->samplers[last_array->first].tgsi_sampler_return == sview_rtype) {
last_array->array_size += last - first + 1;
return true;
}
}
/* allocate a new image array for this range of images */
return add_sampler_array(ctx, first, last);
}
return true;
}
static struct vrend_array *lookup_image_array_ptr(struct dump_ctx *ctx, int index)
{
uint32_t i;
for (i = 0; i < ctx->num_image_arrays; i++) {
if (index >= ctx->image_arrays[i].first &&
index <= ctx->image_arrays[i].first + ctx->image_arrays[i].array_size - 1) {
return &ctx->image_arrays[i];
}
}
return NULL;
}
static int lookup_image_array(struct dump_ctx *ctx, int index)
{
struct vrend_array *image = lookup_image_array_ptr(ctx, index);
return image ? image->first : -1;
}
static boolean
iter_inputs(struct tgsi_iterate_context *iter,
struct tgsi_full_declaration *decl )
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
switch (decl->Declaration.File) {
case TGSI_FILE_INPUT:
for (uint32_t j = 0; j < ctx->num_inputs; j++) {
if (ctx->inputs[j].name == decl->Semantic.Name &&
ctx->inputs[j].sid == decl->Semantic.Index &&
ctx->inputs[j].first == decl->Range.First)
return true;
}
ctx->inputs[ctx->num_inputs].name = decl->Semantic.Name;
ctx->inputs[ctx->num_inputs].first = decl->Range.First;
ctx->inputs[ctx->num_inputs].last = decl->Range.Last;
ctx->num_inputs++;
}
return true;
}
static bool logiop_require_inout(struct vrend_shader_key *key)
{
if (!key->fs_logicop_enabled)
return false;
switch (key->fs_logicop_func) {
case PIPE_LOGICOP_CLEAR:
case PIPE_LOGICOP_SET:
case PIPE_LOGICOP_COPY:
case PIPE_LOGICOP_COPY_INVERTED:
return false;
default:
return true;
}
}
static boolean
iter_declaration(struct tgsi_iterate_context *iter,
struct tgsi_full_declaration *decl )
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
int i;
int color_offset = 0;
const char *name_prefix = "";
bool add_two_side = false;
unsigned mask_temp;
switch (decl->Declaration.File) {
case TGSI_FILE_INPUT:
for (uint32_t j = 0; j < ctx->num_inputs; j++) {
if (ctx->inputs[j].name == decl->Semantic.Name &&
ctx->inputs[j].sid == decl->Semantic.Index &&
ctx->inputs[j].first == decl->Range.First &&
ctx->inputs[j].usage_mask == decl->Declaration.UsageMask &&
((!decl->Declaration.Array && ctx->inputs[j].array_id == 0) ||
(ctx->inputs[j].array_id == decl->Array.ArrayID)))
return true;
}
i = ctx->num_inputs++;
if (ctx->num_inputs > ARRAY_SIZE(ctx->inputs)) {
vrend_printf( "Number of inputs exceeded, max is %lu\n", ARRAY_SIZE(ctx->inputs));
return false;
}
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX) {
ctx->attrib_input_mask |= (1 << decl->Range.First);
}
ctx->inputs[i].name = decl->Semantic.Name;
ctx->inputs[i].sid = decl->Semantic.Index;
ctx->inputs[i].interpolate = decl->Interp.Interpolate;
ctx->inputs[i].location = decl->Interp.Location;
ctx->inputs[i].first = decl->Range.First;
ctx->inputs[i].layout_location = 0;
ctx->inputs[i].last = decl->Range.Last;
ctx->inputs[i].array_id = decl->Declaration.Array ? decl->Array.ArrayID : 0;
ctx->inputs[i].usage_mask = mask_temp = decl->Declaration.UsageMask;
u_bit_scan_consecutive_range(&mask_temp, &ctx->inputs[i].swizzle_offset, &ctx->inputs[i].num_components);
ctx->inputs[i].glsl_predefined_no_emit = false;
ctx->inputs[i].glsl_no_index = false;
ctx->inputs[i].override_no_wm = ctx->inputs[i].num_components == 1;
ctx->inputs[i].glsl_gl_block = false;
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT &&
decl->Interp.Location == TGSI_INTERPOLATE_LOC_SAMPLE) {
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
ctx->has_sample_input = true;
}
if (ctx->inputs[i].first != ctx->inputs[i].last)
require_glsl_ver(ctx, 150);
switch (ctx->inputs[i].name) {
case TGSI_SEMANTIC_COLOR:
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
if (ctx->glsl_ver_required < 140) {
if (decl->Semantic.Index == 0)
name_prefix = "gl_Color";
else if (decl->Semantic.Index == 1)
name_prefix = "gl_SecondaryColor";
else
vrend_printf( "got illegal color semantic index %d\n", decl->Semantic.Index);
ctx->inputs[i].glsl_no_index = true;
} else {
if (ctx->key->color_two_side) {
int j = ctx->num_inputs++;
if (ctx->num_inputs > ARRAY_SIZE(ctx->inputs)) {
vrend_printf( "Number of inputs exceeded, max is %lu\n", ARRAY_SIZE(ctx->inputs));
return false;
}
ctx->inputs[j].name = TGSI_SEMANTIC_BCOLOR;
ctx->inputs[j].sid = decl->Semantic.Index;
ctx->inputs[j].interpolate = decl->Interp.Interpolate;
ctx->inputs[j].location = decl->Interp.Location;
ctx->inputs[j].first = decl->Range.First;
ctx->inputs[j].last = decl->Range.Last;
ctx->inputs[j].glsl_predefined_no_emit = false;
ctx->inputs[j].glsl_no_index = false;
ctx->inputs[j].override_no_wm = false;
ctx->color_in_mask |= (1 << decl->Semantic.Index);
if (ctx->front_face_emitted == false) {
int k = ctx->num_inputs++;
if (ctx->num_inputs > ARRAY_SIZE(ctx->inputs)) {
vrend_printf( "Number of inputs exceeded, max is %lu\n", ARRAY_SIZE(ctx->inputs));
return false;
}
ctx->inputs[k].name = TGSI_SEMANTIC_FACE;
ctx->inputs[k].sid = 0;
ctx->inputs[k].interpolate = TGSI_INTERPOLATE_CONSTANT;
ctx->inputs[k].location = TGSI_INTERPOLATE_LOC_CENTER;
ctx->inputs[k].first = 0;
ctx->inputs[k].override_no_wm = false;
ctx->inputs[k].glsl_predefined_no_emit = true;
ctx->inputs[k].glsl_no_index = true;
}
add_two_side = true;
}
name_prefix = "ex";
}
break;
}
/* fallthrough */
case TGSI_SEMANTIC_PRIMID:
if (iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY) {
name_prefix = "gl_PrimitiveIDIn";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].override_no_wm = true;
ctx->shader_req_bits |= SHADER_REQ_INTS;
break;
} else if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
name_prefix = "gl_PrimitiveID";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
require_glsl_ver(ctx, 150);
break;
}
/* fallthrough */
case TGSI_SEMANTIC_VIEWPORT_INDEX:
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].is_int = true;
ctx->inputs[i].override_no_wm = true;
name_prefix = "gl_ViewportIndex";
if (ctx->glsl_ver_required >= 140)
ctx->shader_req_bits |= SHADER_REQ_LAYER;
if (ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_VIEWPORT_IDX;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_LAYER:
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
name_prefix = "gl_Layer";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].is_int = true;
ctx->inputs[i].override_no_wm = true;
ctx->shader_req_bits |= SHADER_REQ_LAYER;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_PSIZE:
if (iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_EVAL) {
name_prefix = "gl_PointSize";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].override_no_wm = true;
ctx->inputs[i].glsl_gl_block = true;
ctx->shader_req_bits |= SHADER_REQ_PSIZE;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_CLIPDIST:
if (iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_EVAL) {
name_prefix = "gl_ClipDistance";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].glsl_gl_block = true;
ctx->num_in_clip_dist += 4 * (ctx->inputs[i].last - ctx->inputs[i].first + 1);
ctx->shader_req_bits |= SHADER_REQ_CLIP_DISTANCE;
if (ctx->inputs[i].last != ctx->inputs[i].first)
ctx->guest_sent_io_arrays = true;
break;
} else if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
name_prefix = "gl_ClipDistance";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->num_in_clip_dist += 4 * (ctx->inputs[i].last - ctx->inputs[i].first + 1);
ctx->shader_req_bits |= SHADER_REQ_CLIP_DISTANCE;
if (ctx->inputs[i].last != ctx->inputs[i].first)
ctx->guest_sent_io_arrays = true;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_POSITION:
if (iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_EVAL) {
name_prefix = "gl_Position";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].glsl_gl_block = true;
break;
} else if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
if (ctx->cfg->use_gles && ctx->fs_pixel_center) {
name_prefix = "(gl_FragCoord - vec4(0.5, 0.5, 0.0, 0.0))";
} else
name_prefix = "gl_FragCoord";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_FACE:
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
if (ctx->front_face_emitted) {
ctx->num_inputs--;
return true;
}
name_prefix = "gl_FrontFacing";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->front_face_emitted = true;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_PATCH:
case TGSI_SEMANTIC_GENERIC:
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
if (ctx->key->coord_replace & (1 << ctx->inputs[i].sid)) {
if (ctx->cfg->use_gles)
name_prefix = "vec4(gl_PointCoord.x, mix(1.0 - gl_PointCoord.y, gl_PointCoord.y, clamp(winsys_adjust_y, 0.0, 1.0)), 0.0, 1.0)";
else
name_prefix = "vec4(gl_PointCoord, 0.0, 1.0)";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].num_components = 4;
ctx->inputs[i].swizzle_offset = 0;
ctx->inputs[i].usage_mask = 0xf;
break;
}
}
if (ctx->inputs[i].first != ctx->inputs[i].last ||
ctx->inputs[i].array_id > 0) {
ctx->guest_sent_io_arrays = true;
if (!ctx->cfg->use_gles &&
(ctx->prog_type == TGSI_PROCESSOR_GEOMETRY ||
ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ||
ctx->prog_type == TGSI_PROCESSOR_TESS_EVAL)) {
ctx->shader_req_bits |= SHADER_REQ_ARRAYS_OF_ARRAYS;
}
}
/* fallthrough */
default:
name_prefix = get_stage_input_name_prefix(ctx, iter->processor.Processor);
break;
}
if (ctx->inputs[i].glsl_no_index)
snprintf(ctx->inputs[i].glsl_name, 128, "%s", name_prefix);
else {
if (ctx->inputs[i].name == TGSI_SEMANTIC_FOG){
ctx->inputs[i].usage_mask = 0xf;
ctx->inputs[i].num_components = 4;
ctx->inputs[i].swizzle_offset = 0;
ctx->inputs[i].override_no_wm = false;
snprintf(ctx->inputs[i].glsl_name, 128, "%s_f%d", name_prefix, ctx->inputs[i].sid);
} else if (ctx->inputs[i].name == TGSI_SEMANTIC_COLOR)
snprintf(ctx->inputs[i].glsl_name, 128, "%s_c%d", name_prefix, ctx->inputs[i].sid);
else if (ctx->inputs[i].name == TGSI_SEMANTIC_GENERIC)
snprintf(ctx->inputs[i].glsl_name, 128, "%s_g%dA%d", name_prefix, ctx->inputs[i].sid, ctx->inputs[i].array_id);
else if (ctx->inputs[i].name == TGSI_SEMANTIC_PATCH)
snprintf(ctx->inputs[i].glsl_name, 128, "%s_p%dA%d", name_prefix, ctx->inputs[i].sid, ctx->inputs[i].array_id);
else
snprintf(ctx->inputs[i].glsl_name, 128, "%s_%d", name_prefix, ctx->inputs[i].first);
}
if (add_two_side) {
snprintf(ctx->inputs[i + 1].glsl_name, 128, "%s_bc%d", name_prefix, ctx->inputs[i + 1].sid);
if (!ctx->front_face_emitted) {
snprintf(ctx->inputs[i + 2].glsl_name, 128, "%s", "gl_FrontFacing");
ctx->front_face_emitted = true;
}
}
break;
case TGSI_FILE_OUTPUT:
for (uint32_t j = 0; j < ctx->num_outputs; j++) {
if (ctx->outputs[j].name == decl->Semantic.Name &&
ctx->outputs[j].sid == decl->Semantic.Index &&
ctx->outputs[j].first == decl->Range.First &&
ctx->outputs[j].usage_mask == decl->Declaration.UsageMask &&
((!decl->Declaration.Array && ctx->outputs[j].array_id == 0) ||
(ctx->outputs[j].array_id == decl->Array.ArrayID)))
return true;
}
i = ctx->num_outputs++;
if (ctx->num_outputs > ARRAY_SIZE(ctx->outputs)) {
vrend_printf( "Number of outputs exceeded, max is %lu\n", ARRAY_SIZE(ctx->outputs));
return false;
}
ctx->outputs[i].name = decl->Semantic.Name;
ctx->outputs[i].sid = decl->Semantic.Index;
ctx->outputs[i].interpolate = decl->Interp.Interpolate;
ctx->outputs[i].invariant = decl->Declaration.Invariant;
ctx->outputs[i].precise = false;
ctx->outputs[i].first = decl->Range.First;
ctx->outputs[i].last = decl->Range.Last;
ctx->outputs[i].layout_location = 0;
ctx->outputs[i].array_id = decl->Declaration.Array ? decl->Array.ArrayID : 0;
ctx->outputs[i].usage_mask = mask_temp = decl->Declaration.UsageMask;
u_bit_scan_consecutive_range(&mask_temp, &ctx->outputs[i].swizzle_offset, &ctx->outputs[i].num_components);
ctx->outputs[i].glsl_predefined_no_emit = false;
ctx->outputs[i].glsl_no_index = false;
ctx->outputs[i].override_no_wm = ctx->outputs[i].num_components == 1;
ctx->outputs[i].is_int = false;
ctx->outputs[i].fbfetch_used = false;
switch (ctx->outputs[i].name) {
case TGSI_SEMANTIC_POSITION:
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX ||
iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_EVAL) {
if (ctx->outputs[i].first > 0)
vrend_printf("Illegal position input\n");
name_prefix = "gl_Position";
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
if (iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL)
ctx->outputs[i].glsl_gl_block = true;
} else if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
name_prefix = "gl_FragDepth";
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
}
break;
case TGSI_SEMANTIC_STENCIL:
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
name_prefix = "gl_FragStencilRefARB";
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
ctx->outputs[i].is_int = true;
ctx->shader_req_bits |= (SHADER_REQ_INTS | SHADER_REQ_STENCIL_EXPORT);
}
break;
case TGSI_SEMANTIC_CLIPDIST:
ctx->shader_req_bits |= SHADER_REQ_CLIP_DISTANCE;
name_prefix = "gl_ClipDistance";
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->num_clip_dist += 4 * (ctx->outputs[i].last - ctx->outputs[i].first + 1);
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX &&
(ctx->key->gs_present || ctx->key->tcs_present))
require_glsl_ver(ctx, 150);
if (iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL)
ctx->outputs[i].glsl_gl_block = true;
if (ctx->outputs[i].last != ctx->outputs[i].first)
ctx->guest_sent_io_arrays = true;
break;
case TGSI_SEMANTIC_CLIPVERTEX:
name_prefix = "gl_ClipVertex";
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
ctx->outputs[i].invariant = false;
ctx->outputs[i].precise = false;
if (ctx->glsl_ver_required >= 140)
ctx->has_clipvertex = true;
break;
case TGSI_SEMANTIC_SAMPLEMASK:
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
ctx->outputs[i].is_int = true;
ctx->shader_req_bits |= (SHADER_REQ_INTS | SHADER_REQ_SAMPLE_SHADING);
name_prefix = "gl_SampleMask";
break;
}
break;
case TGSI_SEMANTIC_COLOR:
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX) {
if (ctx->glsl_ver_required < 140) {
ctx->outputs[i].glsl_no_index = true;
if (ctx->outputs[i].sid == 0)
name_prefix = "gl_FrontColor";
else if (ctx->outputs[i].sid == 1)
name_prefix = "gl_FrontSecondaryColor";
} else
name_prefix = "ex";
break;
} else if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT &&
ctx->key->fs_logicop_enabled) {
name_prefix = "fsout_tmp";
break;
}
/* fallthrough */
case TGSI_SEMANTIC_BCOLOR:
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX) {
if (ctx->glsl_ver_required < 140) {
ctx->outputs[i].glsl_no_index = true;
if (ctx->outputs[i].sid == 0)
name_prefix = "gl_BackColor";
else if (ctx->outputs[i].sid == 1)
name_prefix = "gl_BackSecondaryColor";
break;
} else
name_prefix = "ex";
break;
}
/* fallthrough */
case TGSI_SEMANTIC_PSIZE:
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX ||
iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL ||
iter->processor.Processor == TGSI_PROCESSOR_TESS_EVAL) {
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
ctx->shader_req_bits |= SHADER_REQ_PSIZE;
name_prefix = "gl_PointSize";
if (iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL)
ctx->outputs[i].glsl_gl_block = true;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_LAYER:
if (iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY) {
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
ctx->outputs[i].is_int = true;
name_prefix = "gl_Layer";
break;
}
/* fallthrough */
case TGSI_SEMANTIC_PRIMID:
if (iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY) {
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
ctx->outputs[i].is_int = true;
name_prefix = "gl_PrimitiveID";
break;
}
/* fallthrough */
case TGSI_SEMANTIC_VIEWPORT_INDEX:
if (iter->processor.Processor == TGSI_PROCESSOR_GEOMETRY) {
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
ctx->outputs[i].is_int = true;
name_prefix = "gl_ViewportIndex";
if (ctx->glsl_ver_required >= 140 || ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_VIEWPORT_IDX;
break;
}
/* fallthrough */
case TGSI_SEMANTIC_TESSOUTER:
if (iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL) {
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
name_prefix = "gl_TessLevelOuter";
break;
}
/* fallthrough */
case TGSI_SEMANTIC_TESSINNER:
if (iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL) {
ctx->outputs[i].glsl_predefined_no_emit = true;
ctx->outputs[i].glsl_no_index = true;
ctx->outputs[i].override_no_wm = true;
name_prefix = "gl_TessLevelInner";
break;
}
/* fallthrough */
case TGSI_SEMANTIC_PATCH:
case TGSI_SEMANTIC_GENERIC:
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX)
if (ctx->outputs[i].name == TGSI_SEMANTIC_GENERIC)
color_offset = -1;
if (ctx->outputs[i].first != ctx->outputs[i].last ||
ctx->outputs[i].array_id > 0) {
ctx->guest_sent_io_arrays = true;
if (!ctx->cfg->use_gles &&
(ctx->prog_type == TGSI_PROCESSOR_GEOMETRY ||
ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ||
ctx->prog_type == TGSI_PROCESSOR_TESS_EVAL)) {
ctx->shader_req_bits |= SHADER_REQ_ARRAYS_OF_ARRAYS;
}
}
/* fallthrough */
default:
name_prefix = get_stage_output_name_prefix(iter->processor.Processor);
break;
}
if (ctx->outputs[i].glsl_no_index)
snprintf(ctx->outputs[i].glsl_name, 64, "%s", name_prefix);
else {
if (ctx->outputs[i].name == TGSI_SEMANTIC_FOG) {
ctx->outputs[i].usage_mask = 0xf;
ctx->outputs[i].num_components = 4;
ctx->outputs[i].swizzle_offset = 0;
ctx->outputs[i].override_no_wm = false;
snprintf(ctx->outputs[i].glsl_name, 64, "%s_f%d", name_prefix, ctx->outputs[i].sid);
} else if (ctx->outputs[i].name == TGSI_SEMANTIC_COLOR)
snprintf(ctx->outputs[i].glsl_name, 64, "%s_c%d", name_prefix, ctx->outputs[i].sid);
else if (ctx->outputs[i].name == TGSI_SEMANTIC_BCOLOR)
snprintf(ctx->outputs[i].glsl_name, 64, "%s_bc%d", name_prefix, ctx->outputs[i].sid);
else if (ctx->outputs[i].name == TGSI_SEMANTIC_PATCH)
snprintf(ctx->outputs[i].glsl_name, 64, "%s_p%dA%d", name_prefix, ctx->outputs[i].sid, ctx->outputs[i].array_id);
else if (ctx->outputs[i].name == TGSI_SEMANTIC_GENERIC)
snprintf(ctx->outputs[i].glsl_name, 64, "%s_g%dA%d", name_prefix, ctx->outputs[i].sid, ctx->outputs[i].array_id);
else
snprintf(ctx->outputs[i].glsl_name, 64, "%s_%d", name_prefix, ctx->outputs[i].first + color_offset);
}
break;
case TGSI_FILE_TEMPORARY:
if (!allocate_temp_range(ctx, decl->Range.First, decl->Range.Last,
decl->Array.ArrayID))
return false;
break;
case TGSI_FILE_SAMPLER:
ctx->samplers_used |= (1 << decl->Range.Last);
break;
case TGSI_FILE_SAMPLER_VIEW:
if (decl->Range.Last >= ARRAY_SIZE(ctx->samplers)) {
vrend_printf( "Sampler view exceeded, max is %lu\n", ARRAY_SIZE(ctx->samplers));
return false;
}
if (!add_samplers(ctx, decl->Range.First, decl->Range.Last, decl->SamplerView.Resource, decl->SamplerView.ReturnTypeX))
return false;
break;
case TGSI_FILE_IMAGE:
ctx->shader_req_bits |= SHADER_REQ_IMAGE_LOAD_STORE;
if (decl->Range.Last >= ARRAY_SIZE(ctx->images)) {
vrend_printf( "Image view exceeded, max is %lu\n", ARRAY_SIZE(ctx->images));
return false;
}
if (!add_images(ctx, decl->Range.First, decl->Range.Last, &decl->Image))
return false;
break;
case TGSI_FILE_BUFFER:
if (decl->Range.First >= 32) {
vrend_printf( "Buffer view exceeded, max is 32\n");
return false;
}
ctx->ssbo_used_mask |= (1 << decl->Range.First);
if (decl->Declaration.Atomic) {
if (decl->Range.First < ctx->ssbo_atomic_array_base)
ctx->ssbo_atomic_array_base = decl->Range.First;
ctx->ssbo_atomic_mask |= (1 << decl->Range.First);
} else {
if (decl->Range.First < ctx->ssbo_array_base)
ctx->ssbo_array_base = decl->Range.First;
}
break;
case TGSI_FILE_CONSTANT:
if (decl->Declaration.Dimension && decl->Dim.Index2D != 0) {
if (decl->Dim.Index2D > 31) {
vrend_printf( "Number of uniforms exceeded, max is 32\n");
return false;
}
if (ctx->ubo_used_mask & (1 << decl->Dim.Index2D)) {
vrend_printf( "UBO #%d is already defined\n", decl->Dim.Index2D);
return false;
}
ctx->ubo_used_mask |= (1 << decl->Dim.Index2D);
ctx->ubo_sizes[decl->Dim.Index2D] = decl->Range.Last + 1;
} else {
/* if we have a normal single const set then ubo base should be 1 */
ctx->ubo_base = 1;
if (decl->Range.Last) {
if (decl->Range.Last + 1 > ctx->num_consts)
ctx->num_consts = decl->Range.Last + 1;
} else
ctx->num_consts++;
}
break;
case TGSI_FILE_ADDRESS:
ctx->num_address = decl->Range.Last + 1;
break;
case TGSI_FILE_SYSTEM_VALUE:
i = ctx->num_system_values++;
if (ctx->num_system_values > ARRAY_SIZE(ctx->system_values)) {
vrend_printf( "Number of system values exceeded, max is %lu\n", ARRAY_SIZE(ctx->system_values));
return false;
}
ctx->system_values[i].name = decl->Semantic.Name;
ctx->system_values[i].sid = decl->Semantic.Index;
ctx->system_values[i].glsl_predefined_no_emit = true;
ctx->system_values[i].glsl_no_index = true;
ctx->system_values[i].override_no_wm = true;
ctx->system_values[i].first = decl->Range.First;
if (decl->Semantic.Name == TGSI_SEMANTIC_INSTANCEID) {
name_prefix = "gl_InstanceID";
ctx->shader_req_bits |= SHADER_REQ_INSTANCE_ID | SHADER_REQ_INTS;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_VERTEXID) {
name_prefix = "gl_VertexID";
ctx->shader_req_bits |= SHADER_REQ_INTS;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_HELPER_INVOCATION) {
name_prefix = "gl_HelperInvocation";
ctx->shader_req_bits |= SHADER_REQ_ES31_COMPAT;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_SAMPLEID) {
name_prefix = "gl_SampleID";
ctx->shader_req_bits |= (SHADER_REQ_SAMPLE_SHADING | SHADER_REQ_INTS);
} else if (decl->Semantic.Name == TGSI_SEMANTIC_SAMPLEPOS) {
name_prefix = "gl_SamplePosition";
ctx->shader_req_bits |= SHADER_REQ_SAMPLE_SHADING;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_INVOCATIONID) {
name_prefix = "gl_InvocationID";
ctx->shader_req_bits |= (SHADER_REQ_INTS | SHADER_REQ_GPU_SHADER5);
} else if (decl->Semantic.Name == TGSI_SEMANTIC_SAMPLEMASK) {
name_prefix = "gl_SampleMaskIn[0]";
ctx->shader_req_bits |= (SHADER_REQ_INTS | SHADER_REQ_GPU_SHADER5);
} else if (decl->Semantic.Name == TGSI_SEMANTIC_PRIMID) {
name_prefix = "gl_PrimitiveID";
ctx->shader_req_bits |= (SHADER_REQ_INTS | SHADER_REQ_GPU_SHADER5);
} else if (decl->Semantic.Name == TGSI_SEMANTIC_TESSCOORD) {
name_prefix = "gl_TessCoord";
ctx->system_values[i].override_no_wm = false;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_VERTICESIN) {
ctx->shader_req_bits |= SHADER_REQ_INTS;
name_prefix = "gl_PatchVerticesIn";
} else if (decl->Semantic.Name == TGSI_SEMANTIC_TESSOUTER) {
name_prefix = "gl_TessLevelOuter";
} else if (decl->Semantic.Name == TGSI_SEMANTIC_TESSINNER) {
name_prefix = "gl_TessLevelInner";
} else if (decl->Semantic.Name == TGSI_SEMANTIC_THREAD_ID) {
name_prefix = "gl_LocalInvocationID";
ctx->system_values[i].override_no_wm = false;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_BLOCK_ID) {
name_prefix = "gl_WorkGroupID";
ctx->system_values[i].override_no_wm = false;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_GRID_SIZE) {
name_prefix = "gl_NumWorkGroups";
ctx->system_values[i].override_no_wm = false;
} else {
vrend_printf( "unsupported system value %d\n", decl->Semantic.Name);
name_prefix = "unknown";
}
snprintf(ctx->system_values[i].glsl_name, 64, "%s", name_prefix);
break;
case TGSI_FILE_MEMORY:
ctx->has_file_memory = true;
break;
case TGSI_FILE_HW_ATOMIC:
if (ctx->num_abo >= ARRAY_SIZE(ctx->abo_idx)) {
vrend_printf( "Number of atomic counter buffers exceeded, max is %lu\n", ARRAY_SIZE(ctx->abo_idx));
return false;
}
ctx->abo_idx[ctx->num_abo] = decl->Dim.Index2D;
ctx->abo_sizes[ctx->num_abo] = decl->Range.Last - decl->Range.First + 1;
ctx->abo_offsets[ctx->num_abo] = decl->Range.First;
ctx->num_abo++;
break;
default:
vrend_printf("unsupported file %d declaration\n", decl->Declaration.File);
break;
}
return true;
}
static boolean
iter_property(struct tgsi_iterate_context *iter,
struct tgsi_full_property *prop)
{
struct dump_ctx *ctx = (struct dump_ctx *) iter;
switch (prop->Property.PropertyName) {
case TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS:
if (prop->u[0].Data == 1)
ctx->write_all_cbufs = true;
break;
case TGSI_PROPERTY_FS_COORD_ORIGIN:
ctx->fs_coord_origin = prop->u[0].Data;
break;
case TGSI_PROPERTY_FS_COORD_PIXEL_CENTER:
ctx->fs_pixel_center = prop->u[0].Data;
break;
case TGSI_PROPERTY_GS_INPUT_PRIM:
ctx->gs_in_prim = prop->u[0].Data;
break;
case TGSI_PROPERTY_GS_OUTPUT_PRIM:
ctx->gs_out_prim = prop->u[0].Data;
break;
case TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES:
ctx->gs_max_out_verts = prop->u[0].Data;
break;
case TGSI_PROPERTY_GS_INVOCATIONS:
ctx->gs_num_invocations = prop->u[0].Data;
break;
case TGSI_PROPERTY_NUM_CLIPDIST_ENABLED:
ctx->shader_req_bits |= SHADER_REQ_CLIP_DISTANCE;
ctx->num_clip_dist_prop = prop->u[0].Data;
break;
case TGSI_PROPERTY_NUM_CULLDIST_ENABLED:
ctx->num_cull_dist_prop = prop->u[0].Data;
break;
case TGSI_PROPERTY_TCS_VERTICES_OUT:
ctx->tcs_vertices_out = prop->u[0].Data;
break;
case TGSI_PROPERTY_TES_PRIM_MODE:
ctx->tes_prim_mode = prop->u[0].Data;
break;
case TGSI_PROPERTY_TES_SPACING:
ctx->tes_spacing = prop->u[0].Data;
break;
case TGSI_PROPERTY_TES_VERTEX_ORDER_CW:
ctx->tes_vertex_order = prop->u[0].Data;
break;
case TGSI_PROPERTY_TES_POINT_MODE:
ctx->tes_point_mode = prop->u[0].Data;
break;
case TGSI_PROPERTY_FS_EARLY_DEPTH_STENCIL:
ctx->early_depth_stencil = prop->u[0].Data > 0;
if (ctx->early_depth_stencil) {
require_glsl_ver(ctx, 150);
ctx->shader_req_bits |= SHADER_REQ_IMAGE_LOAD_STORE;
}
break;
case TGSI_PROPERTY_CS_FIXED_BLOCK_WIDTH:
ctx->local_cs_block_size[0] = prop->u[0].Data;
break;
case TGSI_PROPERTY_CS_FIXED_BLOCK_HEIGHT:
ctx->local_cs_block_size[1] = prop->u[0].Data;
break;
case TGSI_PROPERTY_CS_FIXED_BLOCK_DEPTH:
ctx->local_cs_block_size[2] = prop->u[0].Data;
break;
default:
vrend_printf("unhandled property: %x\n", prop->Property.PropertyName);
return false;
}
return true;
}
static boolean
iter_immediate(
struct tgsi_iterate_context *iter,
struct tgsi_full_immediate *imm )
{
struct dump_ctx *ctx = (struct dump_ctx *) iter;
int i;
uint32_t first = ctx->num_imm;
if (first >= ARRAY_SIZE(ctx->imm)) {
vrend_printf( "Number of immediates exceeded, max is: %lu\n", ARRAY_SIZE(ctx->imm));
return false;
}
ctx->imm[first].type = imm->Immediate.DataType;
for (i = 0; i < 4; i++) {
if (imm->Immediate.DataType == TGSI_IMM_FLOAT32) {
ctx->imm[first].val[i].f = imm->u[i].Float;
} else if (imm->Immediate.DataType == TGSI_IMM_UINT32 ||
imm->Immediate.DataType == TGSI_IMM_FLOAT64) {
ctx->shader_req_bits |= SHADER_REQ_INTS;
ctx->imm[first].val[i].ui = imm->u[i].Uint;
} else if (imm->Immediate.DataType == TGSI_IMM_INT32) {
ctx->shader_req_bits |= SHADER_REQ_INTS;
ctx->imm[first].val[i].i = imm->u[i].Int;
}
}
ctx->num_imm++;
return true;
}
static char get_swiz_char(int swiz)
{
switch(swiz){
case TGSI_SWIZZLE_X: return 'x';
case TGSI_SWIZZLE_Y: return 'y';
case TGSI_SWIZZLE_Z: return 'z';
case TGSI_SWIZZLE_W: return 'w';
default: return 0;
}
}
static void emit_cbuf_writes(struct dump_ctx *ctx)
{
int i;
for (i = ctx->num_outputs; i < ctx->cfg->max_draw_buffers; i++) {
emit_buff(ctx, "fsout_c%d = fsout_c0;\n", i);
}
}
static void emit_a8_swizzle(struct dump_ctx *ctx)
{
emit_buf(ctx, "fsout_c0.x = fsout_c0.w;\n");
}
static const char *atests[PIPE_FUNC_ALWAYS + 1] = {
"false",
"<",
"==",
"<=",
">",
"!=",
">=",
"true"
};
static void emit_alpha_test(struct dump_ctx *ctx)
{
char comp_buf[128];
if (!ctx->num_outputs)
return;
if (!ctx->write_all_cbufs) {
/* only emit alpha stanza if first output is 0 */
if (ctx->outputs[0].sid != 0)
return;
}
switch (ctx->key->alpha_test) {
case PIPE_FUNC_NEVER:
case PIPE_FUNC_ALWAYS:
snprintf(comp_buf, 128, "%s", atests[ctx->key->alpha_test]);
break;
case PIPE_FUNC_LESS:
case PIPE_FUNC_EQUAL:
case PIPE_FUNC_LEQUAL:
case PIPE_FUNC_GREATER:
case PIPE_FUNC_NOTEQUAL:
case PIPE_FUNC_GEQUAL:
snprintf(comp_buf, 128, "%s %s %f", "fsout_c0.w", atests[ctx->key->alpha_test], ctx->key->alpha_ref_val);
break;
default:
vrend_printf( "invalid alpha-test: %x\n", ctx->key->alpha_test);
set_buf_error(ctx);
return;
}
emit_buff(ctx, "if (!(%s)) {\n\tdiscard;\n}\n", comp_buf);
}
static void emit_pstipple_pass(struct dump_ctx *ctx)
{
emit_buf(ctx, "stip_temp = texture(pstipple_sampler, vec2(gl_FragCoord.x / 32.0, gl_FragCoord.y / 32.0)).x;\n");
emit_buf(ctx, "if (stip_temp > 0.0) {\n\tdiscard;\n}\n");
}
static void emit_color_select(struct dump_ctx *ctx)
{
if (!ctx->key->color_two_side || !(ctx->color_in_mask & 0x3))
return;
if (ctx->color_in_mask & 1)
emit_buf(ctx, "realcolor0 = gl_FrontFacing ? ex_c0 : ex_bc0;\n");
if (ctx->color_in_mask & 2)
emit_buf(ctx, "realcolor1 = gl_FrontFacing ? ex_c1 : ex_bc1;\n");
}
static void emit_prescale(struct dump_ctx *ctx)
{
emit_buf(ctx, "gl_Position.y = gl_Position.y * winsys_adjust_y;\n");
}
static void prepare_so_movs(struct dump_ctx *ctx)
{
uint32_t i;
for (i = 0; i < ctx->so->num_outputs; i++) {
ctx->write_so_outputs[i] = true;
if (ctx->so->output[i].start_component != 0)
continue;
if (ctx->so->output[i].num_components != 4)
continue;
if (ctx->outputs[ctx->so->output[i].register_index].name == TGSI_SEMANTIC_CLIPDIST)
continue;
if (ctx->outputs[ctx->so->output[i].register_index].name == TGSI_SEMANTIC_POSITION)
continue;
ctx->outputs[ctx->so->output[i].register_index].stream = ctx->so->output[i].stream;
if (ctx->prog_type == TGSI_PROCESSOR_GEOMETRY && ctx->so->output[i].stream)
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
ctx->write_so_outputs[i] = false;
}
}
static const struct vrend_shader_io *get_io_slot(const struct vrend_shader_io *slots, unsigned nslots, int idx)
{
const struct vrend_shader_io *result = slots;
for (unsigned i = 0; i < nslots; ++i, ++result) {
if ((result->first <= idx) && (result->last >= idx))
return result;
}
assert(0 && "Output not found");
}
static inline void
get_blockname(char outvar[64], const char *stage_prefix, const struct vrend_shader_io *io)
{
snprintf(outvar, 64, "block_%sg%dA%d", stage_prefix, io->sid, io->array_id);
}
static inline void
get_blockvarname(char outvar[64], const char *stage_prefix, const struct vrend_shader_io *io, const char *postfix)
{
snprintf(outvar, 64, "%sg%dA%d_%x%s", stage_prefix, io->first, io->array_id, io->usage_mask, postfix);
}
static void get_so_name(struct dump_ctx *ctx, bool from_block, const struct vrend_shader_io *output, int index, char out_var[255], char *wm)
{
if (output->first == output->last || output->name != TGSI_SEMANTIC_GENERIC)
snprintf(out_var, 255, "%s%s", output->glsl_name, wm);
else {
if ((output->name == TGSI_SEMANTIC_GENERIC) && prefer_generic_io_block(ctx, io_out)) {
char blockname[64];
const char *stage_prefix = get_stage_output_name_prefix(ctx->prog_type);
if (from_block)
get_blockname(blockname, stage_prefix, output);
else
get_blockvarname(blockname, stage_prefix, output, "");
snprintf(out_var, 255, "%s.%s[%d]%s", blockname, output->glsl_name, index - output->first, wm);
} else {
snprintf(out_var, 255, "%s[%d]%s", output->glsl_name, index - output->first, wm);
}
}
}
static void emit_so_movs(struct dump_ctx *ctx)
{
uint32_t i, j;
char outtype[15] = {0};
char writemask[6];
if (ctx->so->num_outputs >= PIPE_MAX_SO_OUTPUTS) {
vrend_printf( "Num outputs exceeded, max is %u\n", PIPE_MAX_SO_OUTPUTS);
set_buf_error(ctx);
return;
}
for (i = 0; i < ctx->so->num_outputs; i++) {
const struct vrend_shader_io *output = get_io_slot(&ctx->outputs[0], ctx->num_outputs, ctx->so->output[i].register_index);
if (ctx->so->output[i].start_component != 0) {
int wm_idx = 0;
writemask[wm_idx++] = '.';
for (j = 0; j < ctx->so->output[i].num_components; j++) {
unsigned idx = ctx->so->output[i].start_component + j;
if (idx >= 4)
break;
if (idx <= 2)
writemask[wm_idx++] = 'x' + idx;
else
writemask[wm_idx++] = 'w';
}
writemask[wm_idx] = '\0';
} else
writemask[0] = 0;
if (!ctx->write_so_outputs[i]) {
if (ctx->so_names[i])
free(ctx->so_names[i]);
if (ctx->so->output[i].register_index > ctx->num_outputs)
ctx->so_names[i] = NULL;
else if (ctx->outputs[ctx->so->output[i].register_index].name == TGSI_SEMANTIC_CLIPVERTEX && ctx->has_clipvertex) {
ctx->so_names[i] = strdup("clipv_tmp");
ctx->has_clipvertex_so = true;
} else {
char out_var[255];
get_so_name(ctx, true, output, ctx->so->output[i].register_index, out_var, "");
ctx->so_names[i] = strdup(out_var);
}
} else {
char ntemp[8];
snprintf(ntemp, 8, "tfout%d", i);
ctx->so_names[i] = strdup(ntemp);
}
if (ctx->so->output[i].num_components == 1) {
if (ctx->outputs[ctx->so->output[i].register_index].is_int)
snprintf(outtype, 15, "intBitsToFloat");
else
snprintf(outtype, 15, "float");
} else
snprintf(outtype, 15, "vec%d", ctx->so->output[i].num_components);
if (ctx->so->output[i].register_index >= 255)
continue;
if (output->name == TGSI_SEMANTIC_CLIPDIST) {
if (output->first == output->last)
emit_buff(ctx, "tfout%d = %s(clip_dist_temp[%d]%s);\n", i, outtype, output->sid,
writemask);
else
emit_buff(ctx, "tfout%d = %s(clip_dist_temp[%d]%s);\n", i, outtype,
output->sid + ctx->so->output[i].register_index - output->first,
writemask);
} else {
if (ctx->write_so_outputs[i]) {
char out_var[255];
if (ctx->so->output[i].need_temp || ctx->prog_type == TGSI_PROCESSOR_GEOMETRY ||
output->glsl_predefined_no_emit) {
get_so_name(ctx, false, output, ctx->so->output[i].register_index, out_var, writemask);
emit_buff(ctx, "tfout%d = %s(%s);\n", i, outtype, out_var);
} else {
get_so_name(ctx, true, output, ctx->so->output[i].register_index, out_var, writemask);
ctx->so_names[i] = strdup(out_var);
}
}
}
}
}
static void emit_clip_dist_movs(struct dump_ctx *ctx)
{
int i;
bool has_prop = (ctx->num_clip_dist_prop + ctx->num_cull_dist_prop) > 0;
int ndists;
const char *prefix="";
if (ctx->prog_type == PIPE_SHADER_TESS_CTRL)
prefix = "gl_out[gl_InvocationID].";
if (ctx->num_clip_dist == 0 && ctx->key->clip_plane_enable) {
for (i = 0; i < 8; i++) {
emit_buff(ctx, "%sgl_ClipDistance[%d] = dot(%s, clipp[%d]);\n", prefix, i, ctx->has_clipvertex ? "clipv_tmp" : "gl_Position", i);
}
return;
}
ndists = ctx->num_clip_dist;
if (has_prop)
ndists = ctx->num_clip_dist_prop + ctx->num_cull_dist_prop;
for (i = 0; i < ndists; i++) {
int clipidx = i < 4 ? 0 : 1;
char swiz = i & 3;
char wm = 0;
switch (swiz) {
default:
case 0: wm = 'x'; break;
case 1: wm = 'y'; break;
case 2: wm = 'z'; break;
case 3: wm = 'w'; break;
}
bool is_cull = false;
if (has_prop) {
if (i >= ctx->num_clip_dist_prop && i < ctx->num_clip_dist_prop + ctx->num_cull_dist_prop)
is_cull = true;
}
const char *clip_cull = is_cull ? "Cull" : "Clip";
emit_buff(ctx, "%sgl_%sDistance[%d] = clip_dist_temp[%d].%c;\n", prefix, clip_cull,
is_cull ? i - ctx->num_clip_dist_prop : i, clipidx, wm);
}
}
#define emit_arit_op2(op) emit_buff(ctx, "%s = %s(%s((%s %s %s))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], op, srcs[1], writemask)
#define emit_op1(op) emit_buff(ctx, "%s = %s(%s(%s(%s))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), op, srcs[0], writemask)
#define emit_compare(op) emit_buff(ctx, "%s = %s(%s((%s(%s(%s), %s(%s))))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), op, get_string(sinfo.svec4), srcs[0], get_string(sinfo.svec4), srcs[1], writemask)
#define emit_ucompare(op) emit_buff(ctx, "%s = %s(uintBitsToFloat(%s(%s(%s(%s), %s(%s))%s) * %s(0xffffffff)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.udstconv), op, get_string(sinfo.svec4), srcs[0], get_string(sinfo.svec4), srcs[1], writemask, get_string(dinfo.udstconv))
static void handle_vertex_proc_exit(struct dump_ctx *ctx)
{
if (ctx->so && !ctx->key->gs_present && !ctx->key->tes_present)
emit_so_movs(ctx);
emit_clip_dist_movs(ctx);
if (!ctx->key->gs_present && !ctx->key->tes_present)
emit_prescale(ctx);
}
static void emit_fragment_logicop(struct dump_ctx *ctx)
{
char src[PIPE_MAX_COLOR_BUFS][64];
char src_fb[PIPE_MAX_COLOR_BUFS][64];
double scale[PIPE_MAX_COLOR_BUFS];
int mask[PIPE_MAX_COLOR_BUFS];
char full_op[PIPE_MAX_COLOR_BUFS][128];
for (unsigned i = 0; i < ctx->num_outputs; i++) {
mask[i] = (1 << ctx->key->surface_component_bits[i]) - 1;
scale[i] = mask[i];
switch (ctx->key->fs_logicop_func) {
case PIPE_LOGICOP_INVERT:
snprintf(src_fb[i], 64, "ivec4(%f * fsout_c%d + 0.5)", scale[i], i);
break;
case PIPE_LOGICOP_NOR:
case PIPE_LOGICOP_AND_INVERTED:
case PIPE_LOGICOP_AND_REVERSE:
case PIPE_LOGICOP_XOR:
case PIPE_LOGICOP_NAND:
case PIPE_LOGICOP_AND:
case PIPE_LOGICOP_EQUIV:
case PIPE_LOGICOP_OR_INVERTED:
case PIPE_LOGICOP_OR_REVERSE:
case PIPE_LOGICOP_OR:
snprintf(src_fb[i], 64, "ivec4(%f * fsout_c%d + 0.5)", scale[i], i);
/* fallthrough */
case PIPE_LOGICOP_COPY_INVERTED:
snprintf(src[i], 64, "ivec4(%f * fsout_tmp_c%d + 0.5)", scale[i], i);
break;
case PIPE_LOGICOP_COPY:
case PIPE_LOGICOP_NOOP:
case PIPE_LOGICOP_CLEAR:
case PIPE_LOGICOP_SET:
break;
}
}
for (unsigned i = 0; i < ctx->num_outputs; i++) {
switch (ctx->key->fs_logicop_func) {
case PIPE_LOGICOP_CLEAR: snprintf(full_op[i], 128, "%s", "vec4(0)"); break;
case PIPE_LOGICOP_NOOP: full_op[i][0]= 0; break;
case PIPE_LOGICOP_SET: snprintf(full_op[i], 128, "%s", "vec4(1)"); break;
case PIPE_LOGICOP_COPY: snprintf(full_op[i], 128, "fsout_tmp_c%d", i); break;
case PIPE_LOGICOP_COPY_INVERTED: snprintf(full_op[i], 128, "~%s", src[i]); break;
case PIPE_LOGICOP_INVERT: snprintf(full_op[i], 128, "~%s", src_fb[i]); break;
case PIPE_LOGICOP_AND: snprintf(full_op[i], 128, "%s & %s", src[i], src_fb[i]); break;
case PIPE_LOGICOP_NAND: snprintf(full_op[i], 128, "~( %s & %s )", src[i], src_fb[i]); break;
case PIPE_LOGICOP_NOR: snprintf(full_op[i], 128, "~( %s | %s )", src[i], src_fb[i]); break;
case PIPE_LOGICOP_AND_INVERTED: snprintf(full_op[i], 128, "~%s & %s", src[i], src_fb[i]); break;
case PIPE_LOGICOP_AND_REVERSE: snprintf(full_op[i], 128, "%s & ~%s", src[i], src_fb[i]); break;
case PIPE_LOGICOP_XOR: snprintf(full_op[i], 128, "%s ^%s", src[i], src_fb[i]); break;
case PIPE_LOGICOP_EQUIV: snprintf(full_op[i], 128, "~( %s ^ %s )", src[i], src_fb[i]); break;
case PIPE_LOGICOP_OR_INVERTED: snprintf(full_op[i], 128, "~%s | %s", src[i], src_fb[i]); break;
case PIPE_LOGICOP_OR_REVERSE: snprintf(full_op[i], 128, "%s | ~%s", src[i], src_fb[i]); break;
case PIPE_LOGICOP_OR: snprintf(full_op[i], 128, "%s | %s", src[i], src_fb[i]); break;
}
}
for (unsigned i = 0; i < ctx->num_outputs; i++) {
switch (ctx->key->fs_logicop_func) {
case PIPE_LOGICOP_NOOP:
break;
case PIPE_LOGICOP_COPY:
case PIPE_LOGICOP_CLEAR:
case PIPE_LOGICOP_SET:
emit_buff(ctx, "fsout_c%d = %s;\n", i, full_op[i]);
break;
default:
emit_buff(ctx, "fsout_c%d = vec4((%s) & %d) / %f;\n", i, full_op[i], mask[i], scale[i]);
}
}
}
static void handle_fragment_proc_exit(struct dump_ctx *ctx)
{
if (ctx->key->pstipple_tex)
emit_pstipple_pass(ctx);
if (ctx->key->cbufs_are_a8_bitmask)
emit_a8_swizzle(ctx);
if (ctx->key->add_alpha_test)
emit_alpha_test(ctx);
if (ctx->key->fs_logicop_enabled)
emit_fragment_logicop(ctx);
if (ctx->write_all_cbufs)
emit_cbuf_writes(ctx);
}
static void set_texture_reqs(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
uint32_t sreg_index,
bool *is_shad)
{
if (sreg_index >= ARRAY_SIZE(ctx->samplers)) {
vrend_printf( "Sampler view exceeded, max is %lu\n", ARRAY_SIZE(ctx->samplers));
set_buf_error(ctx);
return;
}
ctx->samplers[sreg_index].tgsi_sampler_type = inst->Texture.Texture;
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
case TGSI_TEXTURE_1D_ARRAY:
case TGSI_TEXTURE_2D_ARRAY:
break;
case TGSI_TEXTURE_SHADOWCUBE_ARRAY:
*is_shad = true;
/* fallthrough */
case TGSI_TEXTURE_CUBE_ARRAY:
ctx->shader_req_bits |= SHADER_REQ_CUBE_ARRAY;
break;
case TGSI_TEXTURE_2D_MSAA:
case TGSI_TEXTURE_2D_ARRAY_MSAA:
ctx->shader_req_bits |= SHADER_REQ_SAMPLER_MS;
break;
case TGSI_TEXTURE_BUFFER:
ctx->uses_sampler_buf = true;
break;
case TGSI_TEXTURE_SHADOWRECT:
*is_shad = true;
/* fallthrough */
case TGSI_TEXTURE_RECT:
ctx->shader_req_bits |= SHADER_REQ_SAMPLER_RECT;
break;
case TGSI_TEXTURE_SHADOW1D:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOWCUBE:
case TGSI_TEXTURE_SHADOW1D_ARRAY:
case TGSI_TEXTURE_SHADOW2D_ARRAY:
*is_shad = true;
break;
default:
vrend_printf( "unhandled texture: %x\n", inst->Texture.Texture);
set_buf_error(ctx);
return;
}
if (ctx->cfg->glsl_version >= 140)
if ((ctx->shader_req_bits & SHADER_REQ_SAMPLER_RECT) || ctx->uses_sampler_buf)
require_glsl_ver(ctx, 140);
}
/* size queries are pretty much separate */
static void emit_txq(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
uint32_t sreg_index,
const char *srcs[4],
const char *dst,
const char *writemask)
{
unsigned twm = TGSI_WRITEMASK_NONE;
char bias[128] = {0};
const int sampler_index = 1;
bool is_shad;
enum vrend_type_qualifier dtypeprefix = INT_BITS_TO_FLOAT;
set_texture_reqs(ctx, inst, sreg_index, &is_shad);
/* No LOD for these texture types, but on GLES we emulate RECT by using
* a normal 2D texture, so we have to give LOD 0 */
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_RECT:
case TGSI_TEXTURE_SHADOWRECT:
if (ctx->cfg->use_gles) {
snprintf(bias, 128, ", 0");
break;
}
/* fallthrough */
case TGSI_TEXTURE_BUFFER:
case TGSI_TEXTURE_2D_MSAA:
case TGSI_TEXTURE_2D_ARRAY_MSAA:
break;
default:
snprintf(bias, 128, ", int(%s.w)", srcs[0]);
}
/* need to emit a textureQueryLevels */
if (inst->Dst[0].Register.WriteMask & 0x8) {
if (inst->Texture.Texture != TGSI_TEXTURE_BUFFER &&
inst->Texture.Texture != TGSI_TEXTURE_RECT &&
inst->Texture.Texture != TGSI_TEXTURE_2D_MSAA &&
inst->Texture.Texture != TGSI_TEXTURE_2D_ARRAY_MSAA) {
ctx->shader_req_bits |= SHADER_REQ_TXQ_LEVELS;
if (inst->Dst[0].Register.WriteMask & 0x7)
twm = TGSI_WRITEMASK_W;
emit_buff(ctx, "%s%s = %s(textureQueryLevels(%s));\n", dst,
get_wm_string(twm), get_string(dtypeprefix),
srcs[sampler_index]);
}
if (inst->Dst[0].Register.WriteMask & 0x7) {
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_BUFFER:
case TGSI_TEXTURE_SHADOW1D:
twm = TGSI_WRITEMASK_X;
break;
case TGSI_TEXTURE_1D_ARRAY:
case TGSI_TEXTURE_SHADOW1D_ARRAY:
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_RECT:
case TGSI_TEXTURE_SHADOWRECT:
case TGSI_TEXTURE_CUBE:
case TGSI_TEXTURE_SHADOWCUBE:
case TGSI_TEXTURE_2D_MSAA:
twm = TGSI_WRITEMASK_XY;
break;
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_2D_ARRAY:
case TGSI_TEXTURE_SHADOW2D_ARRAY:
case TGSI_TEXTURE_SHADOWCUBE_ARRAY:
case TGSI_TEXTURE_CUBE_ARRAY:
case TGSI_TEXTURE_2D_ARRAY_MSAA:
twm = TGSI_WRITEMASK_XYZ;
break;
}
}
}
if (inst->Dst[0].Register.WriteMask & 0x7) {
bool txq_returns_vec = (inst->Texture.Texture != TGSI_TEXTURE_BUFFER) &&
(ctx->cfg->use_gles ||
(inst->Texture.Texture != TGSI_TEXTURE_1D &&
inst->Texture.Texture != TGSI_TEXTURE_SHADOW1D));
if (ctx->cfg->use_gles &&
(inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY ||
inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D_ARRAY)) {
writemask = ".xz";
}
emit_buff(ctx, "%s%s = %s(textureSize(%s%s))%s;\n", dst,
get_wm_string(twm), get_string(dtypeprefix),
srcs[sampler_index], bias, txq_returns_vec ? writemask : "");
}
}
/* sample queries are pretty much separate */
static void emit_txqs(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
uint32_t sreg_index,
const char *srcs[4],
const char *dst)
{
const int sampler_index = 0;
bool is_shad;
enum vrend_type_qualifier dtypeprefix = INT_BITS_TO_FLOAT;
ctx->shader_req_bits |= SHADER_REQ_TXQS;
set_texture_reqs(ctx, inst, sreg_index, &is_shad);
if (inst->Texture.Texture != TGSI_TEXTURE_2D_MSAA &&
inst->Texture.Texture != TGSI_TEXTURE_2D_ARRAY_MSAA) {
set_buf_error(ctx);
return;
}
emit_buff(ctx, "%s = %s(textureSamples(%s));\n", dst,
get_string(dtypeprefix), srcs[sampler_index]);
}
static const char *get_tex_inst_ext(struct tgsi_full_instruction *inst)
{
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_LODQ:
return "QueryLOD";
case TGSI_OPCODE_TXP:
if (inst->Texture.Texture == TGSI_TEXTURE_CUBE ||
inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY ||
inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY)
return "";
else if (inst->Texture.NumOffsets == 1)
return "ProjOffset";
else
return "Proj";
case TGSI_OPCODE_TXL:
case TGSI_OPCODE_TXL2:
if (inst->Texture.NumOffsets == 1)
return "LodOffset";
else
return "Lod";
case TGSI_OPCODE_TXD:
if (inst->Texture.NumOffsets == 1)
return "GradOffset";
else
return "Grad";
case TGSI_OPCODE_TG4:
if (inst->Texture.NumOffsets == 4)
return "GatherOffsets";
else if (inst->Texture.NumOffsets == 1)
return "GatherOffset";
else
return "Gather";
default:
if (inst->Texture.NumOffsets == 1)
return "Offset";
else
return "";
}
}
static bool fill_offset_buffer(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
char *offbuf)
{
if (inst->TexOffsets[0].File == TGSI_FILE_IMMEDIATE) {
struct immed *imd = &ctx->imm[inst->TexOffsets[0].Index];
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_1D_ARRAY:
case TGSI_TEXTURE_SHADOW1D:
case TGSI_TEXTURE_SHADOW1D_ARRAY:
if (!ctx->cfg->use_gles)
snprintf(offbuf, 256, ", int(%d)", imd->val[inst->TexOffsets[0].SwizzleX].i);
else
snprintf(offbuf, 256, ", ivec2(%d, 0)", imd->val[inst->TexOffsets[0].SwizzleX].i);
break;
case TGSI_TEXTURE_RECT:
case TGSI_TEXTURE_SHADOWRECT:
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_2D_ARRAY:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOW2D_ARRAY:
snprintf(offbuf, 256, ", ivec2(%d, %d)", imd->val[inst->TexOffsets[0].SwizzleX].i, imd->val[inst->TexOffsets[0].SwizzleY].i);
break;
case TGSI_TEXTURE_3D:
snprintf(offbuf, 256, ", ivec3(%d, %d, %d)", imd->val[inst->TexOffsets[0].SwizzleX].i, imd->val[inst->TexOffsets[0].SwizzleY].i,
imd->val[inst->TexOffsets[0].SwizzleZ].i);
break;
default:
vrend_printf( "unhandled texture: %x\n", inst->Texture.Texture);
return false;
}
} else if (inst->TexOffsets[0].File == TGSI_FILE_TEMPORARY) {
struct vrend_temp_range *range = find_temp_range(ctx, inst->TexOffsets[0].Index);
int idx = inst->TexOffsets[0].Index - range->first;
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_1D_ARRAY:
case TGSI_TEXTURE_SHADOW1D:
case TGSI_TEXTURE_SHADOW1D_ARRAY:
snprintf(offbuf, 256, ", int(floatBitsToInt(temp%d[%d].%c))",
range->first, idx,
get_swiz_char(inst->TexOffsets[0].SwizzleX));
break;
case TGSI_TEXTURE_RECT:
case TGSI_TEXTURE_SHADOWRECT:
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_2D_ARRAY:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOW2D_ARRAY:
snprintf(offbuf, 256, ", ivec2(floatBitsToInt(temp%d[%d].%c), floatBitsToInt(temp%d[%d].%c))",
range->first, idx,
get_swiz_char(inst->TexOffsets[0].SwizzleX),
range->first, idx,
get_swiz_char(inst->TexOffsets[0].SwizzleY));
break;
case TGSI_TEXTURE_3D:
snprintf(offbuf, 256, ", ivec3(floatBitsToInt(temp%d[%d].%c), floatBitsToInt(temp%d[%d].%c), floatBitsToInt(temp%d[%d].%c)",
range->first, idx,
get_swiz_char(inst->TexOffsets[0].SwizzleX),
range->first, idx,
get_swiz_char(inst->TexOffsets[0].SwizzleY),
range->first, idx,
get_swiz_char(inst->TexOffsets[0].SwizzleZ));
break;
default:
vrend_printf( "unhandled texture: %x\n", inst->Texture.Texture);
return false;
break;
}
} else if (inst->TexOffsets[0].File == TGSI_FILE_INPUT) {
for (uint32_t j = 0; j < ctx->num_inputs; j++) {
if (ctx->inputs[j].first != inst->TexOffsets[0].Index)
continue;
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_1D_ARRAY:
case TGSI_TEXTURE_SHADOW1D:
case TGSI_TEXTURE_SHADOW1D_ARRAY:
snprintf(offbuf, 256, ", int(floatBitsToInt(%s.%c))",
ctx->inputs[j].glsl_name,
get_swiz_char(inst->TexOffsets[0].SwizzleX));
break;
case TGSI_TEXTURE_RECT:
case TGSI_TEXTURE_SHADOWRECT:
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_2D_ARRAY:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOW2D_ARRAY:
snprintf(offbuf, 256, ", ivec2(floatBitsToInt(%s.%c), floatBitsToInt(%s.%c))",
ctx->inputs[j].glsl_name,
get_swiz_char(inst->TexOffsets[0].SwizzleX),
ctx->inputs[j].glsl_name,
get_swiz_char(inst->TexOffsets[0].SwizzleY));
break;
case TGSI_TEXTURE_3D:
snprintf(offbuf, 256, ", ivec3(floatBitsToInt(%s.%c), floatBitsToInt(%s.%c), floatBitsToInt(%s.%c)",
ctx->inputs[j].glsl_name,
get_swiz_char(inst->TexOffsets[0].SwizzleX),
ctx->inputs[j].glsl_name,
get_swiz_char(inst->TexOffsets[0].SwizzleY),
ctx->inputs[j].glsl_name,
get_swiz_char(inst->TexOffsets[0].SwizzleZ));
break;
default:
vrend_printf( "unhandled texture: %x\n", inst->Texture.Texture);
return false;
break;
}
}
}
return true;
}
static void translate_tex(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
struct source_info *sinfo,
struct dest_info *dinfo,
const char *srcs[4],
const char *dst,
const char *writemask)
{
enum vrend_type_qualifier txfi = TYPE_CONVERSION_NONE;
unsigned twm = TGSI_WRITEMASK_NONE, gwm = TGSI_WRITEMASK_NONE;
enum vrend_type_qualifier dtypeprefix = TYPE_CONVERSION_NONE;
bool is_shad = false;
char offbuf[256] = {0};
char bias[256] = {0};
int sampler_index;
const char *tex_ext;
set_texture_reqs(ctx, inst, sinfo->sreg_index, &is_shad);
switch (ctx->samplers[sinfo->sreg_index].tgsi_sampler_return) {
case TGSI_RETURN_TYPE_SINT:
/* if dstconv isn't an int */
if (dinfo->dstconv != INT)
dtypeprefix = INT_BITS_TO_FLOAT;
break;
case TGSI_RETURN_TYPE_UINT:
/* if dstconv isn't an int */
if (dinfo->dstconv != INT)
dtypeprefix = UINT_BITS_TO_FLOAT;
break;
default:
break;
}
sampler_index = 1;
if (inst->Instruction.Opcode == TGSI_OPCODE_LODQ)
ctx->shader_req_bits |= SHADER_REQ_LODQ;
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_BUFFER:
if (inst->Instruction.Opcode == TGSI_OPCODE_TXP)
twm = TGSI_WRITEMASK_NONE;
else
twm = TGSI_WRITEMASK_X;
txfi = INT;
break;
case TGSI_TEXTURE_1D_ARRAY:
twm = TGSI_WRITEMASK_XY;
txfi = IVEC2;
break;
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_RECT:
if (inst->Instruction.Opcode == TGSI_OPCODE_TXP)
twm = TGSI_WRITEMASK_NONE;
else
twm = TGSI_WRITEMASK_XY;
txfi = IVEC2;
break;
case TGSI_TEXTURE_SHADOW1D:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_SHADOW1D_ARRAY:
case TGSI_TEXTURE_SHADOWRECT:
case TGSI_TEXTURE_3D:
if (inst->Instruction.Opcode == TGSI_OPCODE_TXP)
twm = TGSI_WRITEMASK_NONE;
else if (inst->Instruction.Opcode == TGSI_OPCODE_TG4)
twm = TGSI_WRITEMASK_XY;
else
twm = TGSI_WRITEMASK_XYZ;
txfi = IVEC3;
break;
case TGSI_TEXTURE_CUBE:
case TGSI_TEXTURE_2D_ARRAY:
twm = TGSI_WRITEMASK_XYZ;
txfi = IVEC3;
break;
case TGSI_TEXTURE_2D_MSAA:
twm = TGSI_WRITEMASK_XY;
txfi = IVEC2;
break;
case TGSI_TEXTURE_2D_ARRAY_MSAA:
twm = TGSI_WRITEMASK_XYZ;
txfi = IVEC3;
break;
case TGSI_TEXTURE_SHADOWCUBE:
case TGSI_TEXTURE_SHADOW2D_ARRAY:
case TGSI_TEXTURE_SHADOWCUBE_ARRAY:
case TGSI_TEXTURE_CUBE_ARRAY:
default:
if (inst->Instruction.Opcode == TGSI_OPCODE_TG4 &&
inst->Texture.Texture != TGSI_TEXTURE_CUBE_ARRAY &&
inst->Texture.Texture != TGSI_TEXTURE_SHADOWCUBE_ARRAY)
twm = TGSI_WRITEMASK_XYZ;
else
twm = TGSI_WRITEMASK_NONE;
txfi = TYPE_CONVERSION_NONE;
break;
}
if (inst->Instruction.Opcode == TGSI_OPCODE_TXD) {
switch (inst->Texture.Texture) {
case TGSI_TEXTURE_1D:
case TGSI_TEXTURE_SHADOW1D:
case TGSI_TEXTURE_1D_ARRAY:
case TGSI_TEXTURE_SHADOW1D_ARRAY:
gwm = TGSI_WRITEMASK_X;
break;
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_SHADOW2D:
case TGSI_TEXTURE_2D_ARRAY:
case TGSI_TEXTURE_SHADOW2D_ARRAY:
case TGSI_TEXTURE_RECT:
case TGSI_TEXTURE_SHADOWRECT:
gwm = TGSI_WRITEMASK_XY;
break;
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
case TGSI_TEXTURE_SHADOWCUBE:
case TGSI_TEXTURE_CUBE_ARRAY:
gwm = TGSI_WRITEMASK_XYZ;
break;
default:
gwm = TGSI_WRITEMASK_NONE;
break;
}
}
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_TXB2:
case TGSI_OPCODE_TXL2:
case TGSI_OPCODE_TEX2:
sampler_index = 2;
if (inst->Instruction.Opcode != TGSI_OPCODE_TEX2)
snprintf(bias, 64, ", %s.x", srcs[1]);
else if (inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY)
snprintf(bias, 64, ", float(%s)", srcs[1]);
break;
case TGSI_OPCODE_TXB:
case TGSI_OPCODE_TXL:
snprintf(bias, 64, ", %s.w", srcs[0]);
break;
case TGSI_OPCODE_TXF:
if (inst->Texture.Texture == TGSI_TEXTURE_1D ||
inst->Texture.Texture == TGSI_TEXTURE_2D ||
inst->Texture.Texture == TGSI_TEXTURE_2D_MSAA ||
inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY_MSAA ||
inst->Texture.Texture == TGSI_TEXTURE_3D ||
inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY ||
inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY)
snprintf(bias, 64, ", int(%s.w)", srcs[0]);
break;
case TGSI_OPCODE_TXD:
if (ctx->cfg->use_gles && (inst->Texture.Texture == TGSI_TEXTURE_1D ||
inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D ||
inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY ||
inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D_ARRAY))
snprintf(bias, 128, ", vec2(%s%s, 0), vec2(%s%s, 0)", srcs[1], get_wm_string(gwm), srcs[2], get_wm_string(gwm));
else
snprintf(bias, 128, ", %s%s, %s%s", srcs[1], get_wm_string(gwm), srcs[2], get_wm_string(gwm));
sampler_index = 3;
break;
case TGSI_OPCODE_TG4:
sampler_index = 2;
ctx->shader_req_bits |= SHADER_REQ_TG4;
if (!ctx->cfg->use_gles) {
if (inst->Texture.NumOffsets > 1 || is_shad || (ctx->shader_req_bits & SHADER_REQ_SAMPLER_RECT))
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
}
if (inst->Texture.NumOffsets == 1) {
if (inst->TexOffsets[0].File != TGSI_FILE_IMMEDIATE)
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
}
if (is_shad) {
if (inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE ||
inst->Texture.Texture == TGSI_TEXTURE_SHADOW2D_ARRAY)
snprintf(bias, 64, ", %s.w", srcs[0]);
else if (inst->Texture.Texture == TGSI_TEXTURE_SHADOWCUBE_ARRAY)
snprintf(bias, 64, ", %s.x", srcs[1]);
else
snprintf(bias, 64, ", %s.z", srcs[0]);
} else if (sinfo->tg4_has_component) {
if (inst->Texture.NumOffsets == 0) {
if (inst->Texture.Texture == TGSI_TEXTURE_2D ||
inst->Texture.Texture == TGSI_TEXTURE_RECT ||
inst->Texture.Texture == TGSI_TEXTURE_CUBE ||
inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY ||
inst->Texture.Texture == TGSI_TEXTURE_CUBE_ARRAY)
snprintf(bias, 64, ", int(%s)", srcs[1]);
} else if (inst->Texture.NumOffsets) {
if (inst->Texture.Texture == TGSI_TEXTURE_2D ||
inst->Texture.Texture == TGSI_TEXTURE_RECT ||
inst->Texture.Texture == TGSI_TEXTURE_2D_ARRAY)
snprintf(bias, 64, ", int(%s)", srcs[1]);
}
}
break;
default:
bias[0] = 0;
}
tex_ext = get_tex_inst_ext(inst);
if (inst->Texture.NumOffsets == 1) {
if (inst->TexOffsets[0].Index >= (int)ARRAY_SIZE(ctx->imm)) {
vrend_printf( "Immediate exceeded, max is %lu\n", ARRAY_SIZE(ctx->imm));
set_buf_error(ctx);
return;
}
if (!fill_offset_buffer(ctx, inst, offbuf)) {
set_buf_error(ctx);
return;
}
if (inst->Instruction.Opcode == TGSI_OPCODE_TXL || inst->Instruction.Opcode == TGSI_OPCODE_TXL2 || inst->Instruction.Opcode == TGSI_OPCODE_TXD || (inst->Instruction.Opcode == TGSI_OPCODE_TG4 && is_shad)) {
char tmp[256];
strcpy(tmp, offbuf);
strcpy(offbuf, bias);
strcpy(bias, tmp);
}
}
/* On GLES we have to normalized the coordinate for all but the texel fetch instruction */
if (ctx->cfg->use_gles &&
inst->Instruction.Opcode != TGSI_OPCODE_TXF &&
(inst->Texture.Texture == TGSI_TEXTURE_RECT ||
inst->Texture.Texture == TGSI_TEXTURE_SHADOWRECT)) {
char buf[255];
const char *new_srcs[4] = { buf, srcs[1], srcs[2], srcs[3] };
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_TXP:
snprintf(buf, 255, "vec4(%s)/vec4(textureSize(%s, 0), 1, 1)", srcs[0], srcs[sampler_index]);
break;
case TGSI_OPCODE_TG4:
snprintf(buf, 255, "%s.xy/vec2(textureSize(%s, 0))", srcs[0], srcs[sampler_index]);
break;
default:
/* Non TG4 ops have the compare value in the z components */
if (inst->Texture.Texture == TGSI_TEXTURE_SHADOWRECT) {
snprintf(buf, 255, "vec3(%s.xy/vec2(textureSize(%s, 0)), %s.z)", srcs[0], srcs[sampler_index], srcs[0]);
} else
snprintf(buf, 255, "%s.xy/vec2(textureSize(%s, 0))", srcs[0], srcs[sampler_index]);
}
srcs = new_srcs;
}
if (inst->Instruction.Opcode == TGSI_OPCODE_TXF) {
if (ctx->cfg->use_gles &&
(inst->Texture.Texture == TGSI_TEXTURE_1D ||
inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY ||
inst->Texture.Texture == TGSI_TEXTURE_RECT)) {
if (inst->Texture.Texture == TGSI_TEXTURE_1D)
emit_buff(ctx, "%s = %s(%s(texelFetch%s(%s, ivec2(%s(%s%s), 0)%s%s)%s));\n",
dst, get_string(dinfo->dstconv), get_string(dtypeprefix),
tex_ext, srcs[sampler_index], get_string(txfi), srcs[0],
get_wm_string(twm), bias, offbuf,
dinfo->dst_override_no_wm[0] ? "" : writemask);
else if (inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY) {
/* the y coordinate must go into the z element and the y must be zero */
emit_buff(ctx, "%s = %s(%s(texelFetch%s(%s, ivec3(%s(%s%s), 0).xzy%s%s)%s));\n",
dst, get_string(dinfo->dstconv), get_string(dtypeprefix),
tex_ext, srcs[sampler_index], get_string(txfi), srcs[0],
get_wm_string(twm), bias, offbuf,
dinfo->dst_override_no_wm[0] ? "" : writemask);
} else {
emit_buff(ctx, "%s = %s(%s(texelFetch%s(%s, %s(%s%s), 0%s)%s));\n",
dst, get_string(dinfo->dstconv), get_string(dtypeprefix),
tex_ext, srcs[sampler_index], get_string(txfi), srcs[0],
get_wm_string(twm), offbuf,
dinfo->dst_override_no_wm[0] ? "" : writemask);
}
} else {
emit_buff(ctx, "%s = %s(%s(texelFetch%s(%s, %s(%s%s)%s%s)%s));\n",
dst, get_string(dinfo->dstconv), get_string(dtypeprefix),
tex_ext, srcs[sampler_index], get_string(txfi), srcs[0],
get_wm_string(twm), bias, offbuf,
dinfo->dst_override_no_wm[0] ? "" : writemask);
}
} else if (ctx->cfg->glsl_version < 140 && (ctx->shader_req_bits & SHADER_REQ_SAMPLER_RECT)) {
/* rect is special in GLSL 1.30 */
if (inst->Texture.Texture == TGSI_TEXTURE_RECT)
emit_buff(ctx, "%s = texture2DRect(%s, %s.xy)%s;\n",
dst, srcs[sampler_index], srcs[0], writemask);
else if (inst->Texture.Texture == TGSI_TEXTURE_SHADOWRECT)
emit_buff(ctx, "%s = shadow2DRect(%s, %s.xyz)%s;\n",
dst, srcs[sampler_index], srcs[0], writemask);
} else if (is_shad && inst->Instruction.Opcode != TGSI_OPCODE_TG4) { /* TGSI returns 1.0 in alpha */
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
const struct tgsi_full_src_register *src = &inst->Src[sampler_index];
if (ctx->cfg->use_gles &&
(inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D ||
inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D_ARRAY)) {
if (inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D) {
if (inst->Instruction.Opcode == TGSI_OPCODE_TXP)
emit_buff(ctx, "%s = %s(%s(vec4(vec4(texture%s(%s, vec4(%s%s.xzw, 0).xwyz %s%s)) * %sshadmask%d + %sshadadd%d)%s));\n",
dst, get_string(dinfo->dstconv),
get_string(dtypeprefix), tex_ext, srcs[sampler_index],
srcs[0], get_wm_string(twm), offbuf, bias, cname,
src->Register.Index, cname,
src->Register.Index, writemask);
else
emit_buff(ctx, "%s = %s(%s(vec4(vec4(texture%s(%s, vec3(%s%s.xz, 0).xzy %s%s)) * %sshadmask%d + %sshadadd%d)%s));\n",
dst, get_string(dinfo->dstconv),
get_string(dtypeprefix), tex_ext, srcs[sampler_index],
srcs[0], get_wm_string(twm), offbuf, bias, cname,
src->Register.Index, cname,
src->Register.Index, writemask);
} else if (inst->Texture.Texture == TGSI_TEXTURE_SHADOW1D_ARRAY) {
emit_buff(ctx, "%s = %s(%s(vec4(vec4(texture%s(%s, vec4(%s%s, 0).xwyz %s%s)) * %sshadmask%d + %sshadadd%d)%s));\n",
dst, get_string(dinfo->dstconv), get_string(dtypeprefix),
tex_ext, srcs[sampler_index], srcs[0],
get_wm_string(twm), offbuf, bias, cname,
src->Register.Index, cname,
src->Register.Index, writemask);
}
} else
emit_buff(ctx, "%s = %s(%s(vec4(vec4(texture%s(%s, %s%s%s%s)) * %sshadmask%d + %sshadadd%d)%s));\n",
dst, get_string(dinfo->dstconv), get_string(dtypeprefix),
tex_ext, srcs[sampler_index], srcs[0],
get_wm_string(twm), offbuf, bias, cname,
src->Register.Index, cname,
src->Register.Index, writemask);
} else {
/* OpenGL ES do not support 1D texture
* so we use a 2D texture with a parameter set to 0.5
*/
if (ctx->cfg->use_gles &&
(inst->Texture.Texture == TGSI_TEXTURE_1D ||
inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY)) {
if (inst->Texture.Texture == TGSI_TEXTURE_1D) {
if (inst->Instruction.Opcode == TGSI_OPCODE_TXP)
emit_buff(ctx, "%s = %s(%s(texture%s(%s, vec3(%s.xw, 0).xzy %s%s)%s));\n",
dst, get_string(dinfo->dstconv),
get_string(dtypeprefix), tex_ext, srcs[sampler_index],
srcs[0], offbuf, bias,
dinfo->dst_override_no_wm[0] ? "" : writemask);
else
emit_buff(ctx, "%s = %s(%s(texture%s(%s, vec2(%s%s, 0.5) %s%s)%s));\n",
dst, get_string(dinfo->dstconv),
get_string(dtypeprefix), tex_ext, srcs[sampler_index],
srcs[0], get_wm_string(twm), offbuf, bias,
dinfo->dst_override_no_wm[0] ? "" : writemask);
} else if (inst->Texture.Texture == TGSI_TEXTURE_1D_ARRAY) {
if (inst->Instruction.Opcode == TGSI_OPCODE_TXP)
emit_buff(ctx, "%s = %s(%s(texture%s(%s, vec3(%s.x / %s.w, 0, %s.y) %s%s)%s));\n",
dst, get_string(dinfo->dstconv),
get_string(dtypeprefix), tex_ext, srcs[sampler_index],
srcs[0], srcs[0], srcs[0], offbuf, bias,
dinfo->dst_override_no_wm[0] ? "" : writemask);
else
emit_buff(ctx, "%s = %s(%s(texture%s(%s, vec3(%s%s, 0).xzy %s%s)%s));\n",
dst, get_string(dinfo->dstconv),
get_string(dtypeprefix), tex_ext, srcs[sampler_index],
srcs[0], get_wm_string(twm), offbuf, bias,
dinfo->dst_override_no_wm[0] ? "" : writemask);
}
} else {
emit_buff(ctx, "%s = %s(%s(texture%s(%s, %s%s%s%s)%s));\n",
dst, get_string(dinfo->dstconv), get_string(dtypeprefix),
tex_ext, srcs[sampler_index], srcs[0], get_wm_string(twm),
offbuf, bias, dinfo->dst_override_no_wm[0] ? "" : writemask);
}
}
}
static void
create_swizzled_clipdist(struct dump_ctx *ctx,
struct vrend_strbuf *result,
const struct tgsi_full_src_register *src,
int input_idx,
bool gl_in,
const char *stypeprefix,
const char *prefix,
const char *arrayname, int offset)
{
char clipdistvec[4][64] = {};
char clip_indirect[32] = "";
bool has_prev_vals = (ctx->key->prev_stage_num_cull_out + ctx->key->prev_stage_num_clip_out) > 0;
int num_culls = has_prev_vals ? ctx->key->prev_stage_num_cull_out : 0;
int num_clips = has_prev_vals ? ctx->key->prev_stage_num_clip_out : ctx->num_in_clip_dist;
int base_idx = ctx->inputs[input_idx].sid * 4;
/* With arrays enabled , but only when gl_ClipDistance or gl_CullDistance are emitted (>4)
* then we need to add indirect addressing */
if (src->Register.Indirect && ((num_clips > 4 && base_idx < num_clips) || num_culls > 4))
snprintf(clip_indirect, 32, "4*addr%d +", src->Indirect.Index);
else if (src->Register.Index != offset)
snprintf(clip_indirect, 32, "4*%d +", src->Register.Index - offset);
for (unsigned cc = 0; cc < 4; cc++) {
const char *cc_name = ctx->inputs[input_idx].glsl_name;
int idx = base_idx;
if (cc == 0)
idx += src->Register.SwizzleX;
else if (cc == 1)
idx += src->Register.SwizzleY;
else if (cc == 2)
idx += src->Register.SwizzleZ;
else if (cc == 3)
idx += src->Register.SwizzleW;
if (num_culls) {
if (idx >= num_clips) {
idx -= num_clips;
cc_name = "gl_CullDistance";
}
if (ctx->key->prev_stage_num_cull_out)
if (idx >= ctx->key->prev_stage_num_cull_out)
idx = 0;
} else {
if (ctx->key->prev_stage_num_clip_out)
if (idx >= ctx->key->prev_stage_num_clip_out)
idx = 0;
}
if (gl_in)
snprintf(clipdistvec[cc], 64, "%sgl_in%s.%s[%s %d]", prefix, arrayname, cc_name, clip_indirect, idx);
else
snprintf(clipdistvec[cc], 64, "%s%s%s[%s %d]", prefix, arrayname, cc_name, clip_indirect, idx);
}
strbuf_fmt(result, "%s(vec4(%s,%s,%s,%s))", stypeprefix, clipdistvec[0], clipdistvec[1], clipdistvec[2], clipdistvec[3]);
}
static
void load_clipdist_fs(struct dump_ctx *ctx,
struct vrend_strbuf *result,
const struct tgsi_full_src_register *src,
int input_idx,
bool gl_in,
const char *stypeprefix,
int offset)
{
char clip_indirect[32] = "";
int base_idx = ctx->inputs[input_idx].sid;
/* With arrays enabled , but only when gl_ClipDistance or gl_CullDistance are emitted (>4)
* then we need to add indirect addressing */
if (src->Register.Indirect)
snprintf(clip_indirect, 32, "addr%d + %d", src->Indirect.Index, base_idx);
else
snprintf(clip_indirect, 32, "%d + %d", src->Register.Index - offset, base_idx);
if (gl_in)
strbuf_fmt(result, "%s(clip_dist_temp[%s])", stypeprefix, clip_indirect);
else
strbuf_fmt(result, "%s(clip_dist_temp[%s])", stypeprefix, clip_indirect);
}
static enum vrend_type_qualifier get_coord_prefix(int resource, bool *is_ms, bool use_gles)
{
switch(resource) {
case TGSI_TEXTURE_1D:
return use_gles ? IVEC2: INT;
case TGSI_TEXTURE_BUFFER:
return INT;
case TGSI_TEXTURE_1D_ARRAY:
return use_gles ? IVEC3: IVEC2;
case TGSI_TEXTURE_2D:
case TGSI_TEXTURE_RECT:
return IVEC2;
case TGSI_TEXTURE_3D:
case TGSI_TEXTURE_CUBE:
case TGSI_TEXTURE_2D_ARRAY:
case TGSI_TEXTURE_CUBE_ARRAY:
return IVEC3;
case TGSI_TEXTURE_2D_MSAA:
*is_ms = true;
return IVEC2;
case TGSI_TEXTURE_2D_ARRAY_MSAA:
*is_ms = true;
return IVEC3;
default:
return TYPE_CONVERSION_NONE;
}
}
static bool is_integer_memory(struct dump_ctx *ctx, enum tgsi_file_type file_type, uint32_t index)
{
switch(file_type) {
case TGSI_FILE_BUFFER:
return !!(ctx->ssbo_integer_mask & (1 << index));
case TGSI_FILE_MEMORY:
return ctx->integer_memory;
default:
vrend_printf( "Invalid file type");
}
return false;
}
static void set_memory_qualifier(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
uint32_t reg_index, bool indirect)
{
if (inst->Memory.Qualifier == TGSI_MEMORY_COHERENT) {
if (indirect) {
uint32_t mask = ctx->ssbo_used_mask;
while (mask)
ctx->ssbo_memory_qualifier[u_bit_scan(&mask)] = TGSI_MEMORY_COHERENT;
} else
ctx->ssbo_memory_qualifier[reg_index] = TGSI_MEMORY_COHERENT;
}
}
static void emit_store_mem(struct dump_ctx *ctx, const char *dst, int writemask,
const char *srcs[4], const char *conversion)
{
static const char swizzle_char[] = "xyzw";
for (int i = 0; i < 4; ++i) {
if (writemask & (1 << i)) {
emit_buff(ctx, "%s[(uint(floatBitsToUint(%s)) >> 2) + %du] = %s(%s).%c;\n",
dst, srcs[0], i, conversion, srcs[1], swizzle_char[i]);
}
}
}
static void
translate_store(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
struct source_info *sinfo,
const char *srcs[4],
const char *dst)
{
const struct tgsi_full_dst_register *dst_reg = &inst->Dst[0];
if (dst_reg->Register.File == TGSI_FILE_IMAGE) {
bool is_ms = false;
enum vrend_type_qualifier coord_prefix = get_coord_prefix(ctx->images[dst_reg->Register.Index].decl.Resource, &is_ms, ctx->cfg->use_gles);
enum tgsi_return_type itype;
char ms_str[32] = {};
enum vrend_type_qualifier stypeprefix = TYPE_CONVERSION_NONE;
const char *conversion = sinfo->override_no_cast[0] ? "" : get_string(FLOAT_BITS_TO_INT);
get_internalformat_string(inst->Memory.Format, &itype);
if (is_ms) {
snprintf(ms_str, 32, "int(%s.w),", srcs[0]);
}
switch (itype) {
case TGSI_RETURN_TYPE_UINT:
stypeprefix = FLOAT_BITS_TO_UINT;
break;
case TGSI_RETURN_TYPE_SINT:
stypeprefix = FLOAT_BITS_TO_INT;
break;
default:
break;
}
if (!ctx->cfg->use_gles || !dst_reg->Register.Indirect) {
emit_buff(ctx, "imageStore(%s,%s(%s(%s)),%s%s(%s));\n",
dst, get_string(coord_prefix), conversion, srcs[0],
ms_str, get_string(stypeprefix), srcs[1]);
} else {
struct vrend_array *image = lookup_image_array_ptr(ctx, dst_reg->Register.Index);
if (image) {
int basearrayidx = image->first;
int array_size = image->array_size;
emit_buff(ctx, "switch (addr%d + %d) {\n", dst_reg->Indirect.Index,
dst_reg->Register.Index - basearrayidx);
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
for (int i = 0; i < array_size; ++i) {
emit_buff(ctx, "case %d: imageStore(%simg%d[%d],%s(%s(%s)),%s%s(%s)); break;\n",
i, cname, basearrayidx, i, get_string(coord_prefix),
conversion, srcs[0], ms_str, get_string(stypeprefix),
srcs[1]);
}
emit_buff(ctx, "}\n");
}
}
} else if (dst_reg->Register.File == TGSI_FILE_BUFFER ||
dst_reg->Register.File == TGSI_FILE_MEMORY) {
enum vrend_type_qualifier dtypeprefix;
set_memory_qualifier(ctx, inst, dst_reg->Register.Index,
dst_reg->Register.Indirect);
dtypeprefix = is_integer_memory(ctx, dst_reg->Register.File, dst_reg->Register.Index) ?
FLOAT_BITS_TO_INT : FLOAT_BITS_TO_UINT;
const char *conversion = sinfo->override_no_cast[1] ? "" : get_string(dtypeprefix);
if (!ctx->cfg->use_gles || !dst_reg->Register.Indirect) {
emit_store_mem(ctx, dst, dst_reg->Register.WriteMask, srcs,
conversion);
} else {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
bool atomic_ssbo = ctx->ssbo_atomic_mask & (1 << dst_reg->Register.Index);
int base = atomic_ssbo ? ctx->ssbo_atomic_array_base : ctx->ssbo_array_base;
uint32_t mask = ctx->ssbo_used_mask;
int start, array_count;
u_bit_scan_consecutive_range(&mask, &start, &array_count);
int basearrayidx = lookup_image_array(ctx, dst_reg->Register.Index);
emit_buff(ctx, "switch (addr%d + %d) {\n", dst_reg->Indirect.Index,
dst_reg->Register.Index - base);
for (int i = 0; i < array_count; ++i) {
char dst_tmp[128];
emit_buff(ctx, "case %d:\n", i);
snprintf(dst_tmp, 128, "%simg%d[%d]", cname, basearrayidx, i);
emit_store_mem(ctx, dst_tmp, dst_reg->Register.WriteMask, srcs,
conversion);
emit_buff(ctx, "break;\n");
}
emit_buf(ctx, "}\n");
}
}
}
static void emit_load_mem(struct dump_ctx *ctx, const char *dst, int writemask,
const char *conversion, const char *atomic_op, const char *src0,
const char *atomic_src)
{
static const char swizzle_char[] = "xyzw";
for (int i = 0; i < 4; ++i) {
if (writemask & (1 << i)) {
emit_buff(ctx, "%s.%c = (%s(%s(%s[ssbo_addr_temp + %du]%s)));\n", dst,
swizzle_char[i], conversion, atomic_op, src0, i, atomic_src);
}
}
}
static void
translate_load(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
struct source_info *sinfo,
struct dest_info *dinfo,
const char *srcs[4],
const char *dst,
const char *writemask)
{
const struct tgsi_full_src_register *src = &inst->Src[0];
if (src->Register.File == TGSI_FILE_IMAGE) {
bool is_ms = false;
enum vrend_type_qualifier coord_prefix = get_coord_prefix(ctx->images[sinfo->sreg_index].decl.Resource, &is_ms, ctx->cfg->use_gles);
enum vrend_type_qualifier dtypeprefix = TYPE_CONVERSION_NONE;
const char *conversion = sinfo->override_no_cast[1] ? "" : get_string(FLOAT_BITS_TO_INT);
enum tgsi_return_type itype;
get_internalformat_string(ctx->images[sinfo->sreg_index].decl.Format, &itype);
char ms_str[32] = {};
const char *wm = dinfo->dst_override_no_wm[0] ? "" : writemask;
if (is_ms) {
snprintf(ms_str, 32, ", int(%s.w)", srcs[1]);
}
switch (itype) {
case TGSI_RETURN_TYPE_UINT:
dtypeprefix = UINT_BITS_TO_FLOAT;
break;
case TGSI_RETURN_TYPE_SINT:
dtypeprefix = INT_BITS_TO_FLOAT;
break;
default:
break;
}
/* On GL WR translates to writable, but on GLES we translate this to writeonly
* because for most formats one has to specify one or the other, so if we have an
* image with the TGSI WR specification, and read from it, we drop the Writable flag.
* For the images that allow RW this is of no consequence, and for the others a write
* access will fail instead of the read access, but this doesn't constitue a regression
* because we couldn't do both, read and write, anyway. */
if (ctx->cfg->use_gles && ctx->images[sinfo->sreg_index].decl.Writable &&
(ctx->images[sinfo->sreg_index].decl.Format != PIPE_FORMAT_R32_FLOAT) &&
(ctx->images[sinfo->sreg_index].decl.Format != PIPE_FORMAT_R32_SINT) &&
(ctx->images[sinfo->sreg_index].decl.Format != PIPE_FORMAT_R32_UINT))
ctx->images[sinfo->sreg_index].decl.Writable = 0;
if (!ctx->cfg->use_gles || !inst->Src[0].Register.Indirect) {
emit_buff(ctx, "%s = %s(imageLoad(%s, %s(%s(%s))%s)%s);\n",
dst, get_string(dtypeprefix),
srcs[0], get_string(coord_prefix), conversion, srcs[1],
ms_str, wm);
} else {
char src[32] = "";
struct vrend_array *image = lookup_image_array_ptr(ctx, inst->Src[0].Register.Index);
if (image) {
int basearrayidx = image->first;
int array_size = image->array_size;
emit_buff(ctx, "switch (addr%d + %d) {\n", inst->Src[0].Indirect.Index, inst->Src[0].Register.Index - basearrayidx);
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
for (int i = 0; i < array_size; ++i) {
snprintf(src, 32, "%simg%d[%d]", cname, basearrayidx, i);
emit_buff(ctx, "case %d: %s = %s(imageLoad(%s, %s(%s(%s))%s)%s);break;\n",
i, dst, get_string(dtypeprefix),
src, get_string(coord_prefix), conversion, srcs[1],
ms_str, wm);
}
emit_buff(ctx, "}\n");
}
}
} else if (src->Register.File == TGSI_FILE_BUFFER ||
src->Register.File == TGSI_FILE_MEMORY) {
char mydst[255], atomic_op[9], atomic_src[10];
enum vrend_type_qualifier dtypeprefix;
set_memory_qualifier(ctx, inst, inst->Src[0].Register.Index, inst->Src[0].Register.Indirect);
strcpy(mydst, dst);
char *wmp = strchr(mydst, '.');
if (wmp)
wmp[0] = 0;
emit_buff(ctx, "ssbo_addr_temp = uint(floatBitsToUint(%s)) >> 2;\n", srcs[1]);
atomic_op[0] = atomic_src[0] = '\0';
if (ctx->ssbo_atomic_mask & (1 << src->Register.Index)) {
/* Emulate atomicCounter with atomicOr. */
strcpy(atomic_op, "atomicOr");
strcpy(atomic_src, ", uint(0)");
}
dtypeprefix = (is_integer_memory(ctx, src->Register.File, src->Register.Index)) ? INT_BITS_TO_FLOAT : UINT_BITS_TO_FLOAT;
if (!ctx->cfg->use_gles || !inst->Src[0].Register.Indirect) {
emit_load_mem(ctx, mydst, inst->Dst[0].Register.WriteMask, get_string(dtypeprefix), atomic_op, srcs[0], atomic_src);
} else {
char src[128] = "";
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
bool atomic_ssbo = ctx->ssbo_atomic_mask & (1 << inst->Src[0].Register.Index);
const char *atomic_str = atomic_ssbo ? "atomic" : "";
uint base = atomic_ssbo ? ctx->ssbo_atomic_array_base : ctx->ssbo_array_base;
int start, array_count;
uint32_t mask = ctx->ssbo_used_mask;
u_bit_scan_consecutive_range(&mask, &start, &array_count);
emit_buff(ctx, "switch (addr%d + %d) {\n", inst->Src[0].Indirect.Index, inst->Src[0].Register.Index - base);
for (int i = 0; i < array_count; ++i) {
emit_buff(ctx, "case %d:\n", i);
snprintf(src, 128,"%sssboarr%s[%d].%sssbocontents%d", cname, atomic_str, i, cname, base);
emit_load_mem(ctx, mydst, inst->Dst[0].Register.WriteMask, get_string(dtypeprefix), atomic_op, src, atomic_src);
emit_buff(ctx, " break;\n");
}
emit_buf(ctx, "}\n");
}
} else if (src->Register.File == TGSI_FILE_HW_ATOMIC) {
emit_buff(ctx, "%s = uintBitsToFloat(atomicCounter(%s));\n", dst, srcs[0]);
}
}
static const char *get_atomic_opname(int tgsi_opcode, bool *is_cas)
{
const char *opname;
*is_cas = false;
switch (tgsi_opcode) {
case TGSI_OPCODE_ATOMUADD:
opname = "Add";
break;
case TGSI_OPCODE_ATOMXCHG:
opname = "Exchange";
break;
case TGSI_OPCODE_ATOMCAS:
opname = "CompSwap";
*is_cas = true;
break;
case TGSI_OPCODE_ATOMAND:
opname = "And";
break;
case TGSI_OPCODE_ATOMOR:
opname = "Or";
break;
case TGSI_OPCODE_ATOMXOR:
opname = "Xor";
break;
case TGSI_OPCODE_ATOMUMIN:
opname = "Min";
break;
case TGSI_OPCODE_ATOMUMAX:
opname = "Max";
break;
case TGSI_OPCODE_ATOMIMIN:
opname = "Min";
break;
case TGSI_OPCODE_ATOMIMAX:
opname = "Max";
break;
default:
vrend_printf( "illegal atomic opcode");
return NULL;
}
return opname;
}
static void
translate_resq(struct dump_ctx *ctx, struct tgsi_full_instruction *inst,
const char *srcs[4], const char *dst, const char *writemask)
{
const struct tgsi_full_src_register *src = &inst->Src[0];
if (src->Register.File == TGSI_FILE_IMAGE) {
if (inst->Dst[0].Register.WriteMask & 0x8) {
ctx->shader_req_bits |= SHADER_REQ_TXQS | SHADER_REQ_INTS;
emit_buff(ctx, "%s = %s(imageSamples(%s));\n",
dst, get_string(INT_BITS_TO_FLOAT), srcs[0]);
}
if (inst->Dst[0].Register.WriteMask & 0x7) {
const char *swizzle_mask = (ctx->cfg->use_gles && inst->Memory.Texture == TGSI_TEXTURE_1D_ARRAY) ?
".xz" : "";
ctx->shader_req_bits |= SHADER_REQ_IMAGE_SIZE | SHADER_REQ_INTS;
bool skip_emit_writemask = inst->Memory.Texture == TGSI_TEXTURE_BUFFER ||
(!ctx->cfg->use_gles && inst->Memory.Texture == TGSI_TEXTURE_1D);
emit_buff(ctx, "%s = %s(imageSize(%s)%s%s);\n",
dst, get_string(INT_BITS_TO_FLOAT), srcs[0],
swizzle_mask, skip_emit_writemask ? "" : writemask);
}
} else if (src->Register.File == TGSI_FILE_BUFFER) {
emit_buff(ctx, "%s = %s(int(%s.length()) << 2);\n",
dst, get_string(INT_BITS_TO_FLOAT), srcs[0]);
}
}
static void
translate_atomic(struct dump_ctx *ctx,
struct tgsi_full_instruction *inst,
struct source_info *sinfo,
const char *srcs[4],
char *dst)
{
const struct tgsi_full_src_register *src = &inst->Src[0];
const char *opname;
enum vrend_type_qualifier stypeprefix = TYPE_CONVERSION_NONE;
enum vrend_type_qualifier dtypeprefix = TYPE_CONVERSION_NONE;
enum vrend_type_qualifier stypecast = TYPE_CONVERSION_NONE;
bool is_cas;
char cas_str[128] = {};
if (src->Register.File == TGSI_FILE_IMAGE) {
enum tgsi_return_type itype;
get_internalformat_string(ctx->images[sinfo->sreg_index].decl.Format, &itype);
switch (itype) {
default:
case TGSI_RETURN_TYPE_UINT:
stypeprefix = FLOAT_BITS_TO_UINT;
dtypeprefix = UINT_BITS_TO_FLOAT;
stypecast = UINT;
break;
case TGSI_RETURN_TYPE_SINT:
stypeprefix = FLOAT_BITS_TO_INT;
dtypeprefix = INT_BITS_TO_FLOAT;
stypecast = INT;
break;
case TGSI_RETURN_TYPE_FLOAT:
if (ctx->cfg->has_es31_compat)
ctx->shader_req_bits |= SHADER_REQ_ES31_COMPAT;
else
ctx->shader_req_bits |= SHADER_REQ_SHADER_ATOMIC_FLOAT;
stypecast = FLOAT;
break;
}
} else {
stypeprefix = FLOAT_BITS_TO_UINT;
dtypeprefix = UINT_BITS_TO_FLOAT;
stypecast = UINT;
}
opname = get_atomic_opname(inst->Instruction.Opcode, &is_cas);
if (!opname) {
set_buf_error(ctx);
return;
}
if (is_cas)
snprintf(cas_str, 128, ", %s(%s(%s))", get_string(stypecast), get_string(stypeprefix), srcs[3]);
if (src->Register.File == TGSI_FILE_IMAGE) {
bool is_ms = false;
enum vrend_type_qualifier coord_prefix = get_coord_prefix(ctx->images[sinfo->sreg_index].decl.Resource, &is_ms, ctx->cfg->use_gles);
const char *conversion = sinfo->override_no_cast[1] ? "" : get_string(FLOAT_BITS_TO_INT);
char ms_str[32] = {};
if (is_ms) {
snprintf(ms_str, 32, ", int(%s.w)", srcs[1]);
}
if (!ctx->cfg->use_gles || !inst->Src[0].Register.Indirect) {
emit_buff(ctx, "%s = %s(imageAtomic%s(%s, %s(%s(%s))%s, %s(%s(%s))%s));\n",
dst, get_string(dtypeprefix), opname, srcs[0],
get_string(coord_prefix), conversion, srcs[1], ms_str,
get_string(stypecast), get_string(stypeprefix), srcs[2],
cas_str);
} else {
char src[32] = "";
struct vrend_array *image = lookup_image_array_ptr(ctx, inst->Src[0].Register.Index);
if (image) {
int basearrayidx = image->first;
int array_size = image->array_size;
emit_buff(ctx, "switch (addr%d + %d) {\n", inst->Src[0].Indirect.Index, inst->Src[0].Register.Index - basearrayidx);
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
for (int i = 0; i < array_size; ++i) {
snprintf(src, 32, "%simg%d[%d]", cname, basearrayidx, i);
emit_buff(ctx, "case %d: %s = %s(imageAtomic%s(%s, %s(%s(%s))%s, %s(%s(%s))%s));\n",
i, dst, get_string(dtypeprefix), opname, src,
get_string(coord_prefix), conversion, srcs[1],
ms_str, get_string(stypecast),
get_string(stypeprefix), srcs[2], cas_str);
}
emit_buff(ctx, "}\n");
}
}
ctx->shader_req_bits |= SHADER_REQ_IMAGE_ATOMIC;
}
if (src->Register.File == TGSI_FILE_BUFFER || src->Register.File == TGSI_FILE_MEMORY) {
enum vrend_type_qualifier type;
if ((is_integer_memory(ctx, src->Register.File, src->Register.Index))) {
type = INT;
dtypeprefix = INT_BITS_TO_FLOAT;
stypeprefix = FLOAT_BITS_TO_INT;
} else {
type = UINT;
dtypeprefix = UINT_BITS_TO_FLOAT;
stypeprefix = FLOAT_BITS_TO_UINT;
}
emit_buff(ctx, "%s = %s(atomic%s(%s[int(floatBitsToInt(%s)) >> 2], %s(%s(%s).x)%s));\n",
dst, get_string(dtypeprefix), opname, srcs[0], srcs[1],
get_string(type), get_string(stypeprefix), srcs[2], cas_str);
}
if(src->Register.File == TGSI_FILE_HW_ATOMIC) {
if (sinfo->imm_value == -1)
emit_buff(ctx, "%s = %s(atomicCounterDecrement(%s) + 1u);\n",
dst, get_string(dtypeprefix), srcs[0]);
else if (sinfo->imm_value == 1)
emit_buff(ctx, "%s = %s(atomicCounterIncrement(%s));\n",
dst, get_string(dtypeprefix), srcs[0]);
else
emit_buff(ctx, "%s = %s(atomicCounter%sARB(%s, floatBitsToUint(%s).x%s));\n",
dst, get_string(dtypeprefix), opname, srcs[0], srcs[2],
cas_str);
}
}
static const char *reswizzle_dest(const struct vrend_shader_io *io, const struct tgsi_full_dst_register *dst_reg,
char *reswizzled, const char *writemask)
{
if (io->usage_mask != 0xf) {
if (io->num_components > 1) {
int real_wm = dst_reg->Register.WriteMask >> io->swizzle_offset;
int k = 1;
reswizzled[0] = '.';
for (int i = 0; i < io->num_components; ++i) {
if (real_wm & (1 << i))
reswizzled[k++] = get_swiz_char(i);
}
reswizzled[k] = 0;
}
writemask = reswizzled;
}
return writemask;
}
static void get_destination_info_generic(struct dump_ctx *ctx,
const struct tgsi_full_dst_register *dst_reg,
const struct vrend_shader_io *io,
const char *writemask, char dsts[255])
{
const char *blkarray = (ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL) ? "[gl_InvocationID]" : "";
const char *stage_prefix = get_stage_output_name_prefix(ctx->prog_type);
const char *wm = io->override_no_wm ? "" : writemask;
char reswizzled[6] = "";
wm = reswizzle_dest(io, dst_reg, reswizzled, writemask);
if (io->first == io->last)
snprintf(dsts, 255, "%s%s%s", io->glsl_name, blkarray, wm);
else {
if (prefer_generic_io_block(ctx, io_out)) {
char outvarname[64];
get_blockvarname(outvarname, stage_prefix, io, blkarray);
if (dst_reg->Register.Indirect)
snprintf(dsts, 255, "%s.%s[addr%d + %d]%s", outvarname, io->glsl_name,
dst_reg->Indirect.Index, dst_reg->Register.Index - io->first, wm);
else
snprintf(dsts, 255, "%s.%s[%d]%s", outvarname, io->glsl_name,
dst_reg->Register.Index - io->first, wm);
} else {
if (dst_reg->Register.Indirect)
snprintf(dsts, 255, "%s%s[addr%d + %d]%s", io->glsl_name, blkarray,
dst_reg->Indirect.Index, dst_reg->Register.Index - io->first, wm);
else
snprintf(dsts, 255, "%s%s[%d]%s", io->glsl_name, blkarray,
dst_reg->Register.Index - io->first, wm);
}
}
}
static bool
get_destination_info(struct dump_ctx *ctx,
const struct tgsi_full_instruction *inst,
struct dest_info *dinfo,
char dsts[3][255],
char fp64_dsts[3][255],
char *writemask)
{
const struct tgsi_full_dst_register *dst_reg;
enum tgsi_opcode_type dtype = tgsi_opcode_infer_dst_type(inst->Instruction.Opcode);
if (dtype == TGSI_TYPE_SIGNED || dtype == TGSI_TYPE_UNSIGNED)
ctx->shader_req_bits |= SHADER_REQ_INTS;
if (dtype == TGSI_TYPE_DOUBLE) {
/* we need the uvec2 conversion for doubles */
ctx->shader_req_bits |= SHADER_REQ_INTS | SHADER_REQ_FP64;
}
if (inst->Instruction.Opcode == TGSI_OPCODE_TXQ) {
dinfo->dtypeprefix = INT_BITS_TO_FLOAT;
} else {
switch (dtype) {
case TGSI_TYPE_UNSIGNED:
dinfo->dtypeprefix = UINT_BITS_TO_FLOAT;
break;
case TGSI_TYPE_SIGNED:
dinfo->dtypeprefix = INT_BITS_TO_FLOAT;
break;
default:
break;
}
}
for (uint32_t i = 0; i < inst->Instruction.NumDstRegs; i++) {
char fp64_writemask[6] = {0};
dst_reg = &inst->Dst[i];
dinfo->dst_override_no_wm[i] = false;
if (dst_reg->Register.WriteMask != TGSI_WRITEMASK_XYZW) {
int wm_idx = 0, dbl_wm_idx = 0;
writemask[wm_idx++] = '.';
fp64_writemask[dbl_wm_idx++] = '.';
if (dst_reg->Register.WriteMask & 0x1)
writemask[wm_idx++] = 'x';
if (dst_reg->Register.WriteMask & 0x2)
writemask[wm_idx++] = 'y';
if (dst_reg->Register.WriteMask & 0x4)
writemask[wm_idx++] = 'z';
if (dst_reg->Register.WriteMask & 0x8)
writemask[wm_idx++] = 'w';
if (dtype == TGSI_TYPE_DOUBLE) {
if (dst_reg->Register.WriteMask & 0x3)
fp64_writemask[dbl_wm_idx++] = 'x';
if (dst_reg->Register.WriteMask & 0xc)
fp64_writemask[dbl_wm_idx++] = 'y';
}
if (dtype == TGSI_TYPE_DOUBLE) {
if (dbl_wm_idx == 2)
dinfo->dstconv = DOUBLE;
else
dinfo->dstconv = DVEC2;
} else {
dinfo->dstconv = FLOAT + wm_idx - 2;
dinfo->udstconv = UINT + wm_idx - 2;
dinfo->idstconv = INT + wm_idx - 2;
}
} else {
if (dtype == TGSI_TYPE_DOUBLE)
dinfo->dstconv = DVEC2;
else
dinfo->dstconv = VEC4;
dinfo->udstconv = UVEC4;
dinfo->idstconv = IVEC4;
}
if (dst_reg->Register.File == TGSI_FILE_OUTPUT) {
uint32_t j;
for (j = 0; j < ctx->num_outputs; j++) {
if (ctx->outputs[j].first <= dst_reg->Register.Index &&
ctx->outputs[j].last >= dst_reg->Register.Index &&
(ctx->outputs[j].usage_mask & dst_reg->Register.WriteMask)) {
if (inst->Instruction.Precise) {
if (!ctx->outputs[j].invariant && ctx->outputs[j].name != TGSI_SEMANTIC_CLIPVERTEX) {
ctx->outputs[j].precise = true;
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
}
}
if (ctx->glsl_ver_required >= 140 && ctx->outputs[j].name == TGSI_SEMANTIC_CLIPVERTEX) {
snprintf(dsts[i], 255, "clipv_tmp");
} else if (ctx->outputs[j].name == TGSI_SEMANTIC_CLIPDIST) {
char clip_indirect[32] = "";
if (ctx->outputs[j].first != ctx->outputs[j].last) {
if (dst_reg->Register.Indirect)
snprintf(clip_indirect, sizeof(clip_indirect), "+ addr%d", dst_reg->Indirect.Index);
else
snprintf(clip_indirect, sizeof(clip_indirect), "+ %d", dst_reg->Register.Index - ctx->outputs[j].first);
}
snprintf(dsts[i], 255, "clip_dist_temp[%d %s]", ctx->outputs[j].sid, clip_indirect);
} else if (ctx->outputs[j].name == TGSI_SEMANTIC_TESSOUTER ||
ctx->outputs[j].name == TGSI_SEMANTIC_TESSINNER ||
ctx->outputs[j].name == TGSI_SEMANTIC_SAMPLEMASK) {
int idx;
switch (dst_reg->Register.WriteMask) {
case 0x1: idx = 0; break;
case 0x2: idx = 1; break;
case 0x4: idx = 2; break;
case 0x8: idx = 3; break;
default:
idx = 0;
break;
}
snprintf(dsts[i], 255, "%s[%d]", ctx->outputs[j].glsl_name, idx);
if (ctx->outputs[j].is_int) {
dinfo->dtypeprefix = FLOAT_BITS_TO_INT;
dinfo->dstconv = INT;
}
} else {
if (ctx->outputs[j].glsl_gl_block) {
snprintf(dsts[i], 255, "gl_out[%s].%s%s",
ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ? "gl_InvocationID" : "0",
ctx->outputs[j].glsl_name,
ctx->outputs[j].override_no_wm ? "" : writemask);
} else if (ctx->outputs[j].name == TGSI_SEMANTIC_GENERIC) {
struct vrend_shader_io *io = ctx->generic_output_range.used ? &ctx->generic_output_range.io : &ctx->outputs[j];
get_destination_info_generic(ctx, dst_reg, io, writemask, dsts[i]);
dinfo->dst_override_no_wm[i] = ctx->outputs[j].override_no_wm;
} else if (ctx->outputs[j].name == TGSI_SEMANTIC_PATCH) {
struct vrend_shader_io *io = ctx->patch_output_range.used ? &ctx->patch_output_range.io : &ctx->outputs[j];
char reswizzled[6] = "";
const char *wm = reswizzle_dest(io, dst_reg, reswizzled, writemask);
if (io->last != io->first) {
if (dst_reg->Register.Indirect)
snprintf(dsts[i], 255, "%s[addr%d + %d]%s",
io->glsl_name, dst_reg->Indirect.Index,
dst_reg->Register.Index - io->first,
io->override_no_wm ? "" : wm);
else
snprintf(dsts[i], 255, "%s[%d]%s",
io->glsl_name,
dst_reg->Register.Index - io->first,
io->override_no_wm ? "" : wm);
} else {
snprintf(dsts[i], 255, "%s%s", io->glsl_name, ctx->outputs[j].override_no_wm ? "" : wm);
}
dinfo->dst_override_no_wm[i] = ctx->outputs[j].override_no_wm;
} else {
if (ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL) {
snprintf(dsts[i], 255, "%s[gl_InvocationID]%s", ctx->outputs[j].glsl_name, ctx->outputs[j].override_no_wm ? "" : writemask);
} else {
snprintf(dsts[i], 255, "%s%s", ctx->outputs[j].glsl_name, ctx->outputs[j].override_no_wm ? "" : writemask);
}
dinfo->dst_override_no_wm[i] = ctx->outputs[j].override_no_wm;
}
if (ctx->outputs[j].is_int) {
if (dinfo->dtypeprefix == TYPE_CONVERSION_NONE)
dinfo->dtypeprefix = FLOAT_BITS_TO_INT;
dinfo->dstconv = INT;
}
if (ctx->outputs[j].name == TGSI_SEMANTIC_PSIZE) {
dinfo->dstconv = FLOAT;
break;
}
}
break;
}
}
}
else if (dst_reg->Register.File == TGSI_FILE_TEMPORARY) {
struct vrend_temp_range *range = find_temp_range(ctx, dst_reg->Register.Index);
if (!range)
return false;
if (dst_reg->Register.Indirect) {
snprintf(dsts[i], 255, "temp%d[addr0 + %d]%s", range->first, dst_reg->Register.Index - range->first, writemask);
} else
snprintf(dsts[i], 255, "temp%d[%d]%s", range->first, dst_reg->Register.Index - range->first, writemask);
}
else if (dst_reg->Register.File == TGSI_FILE_IMAGE) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
if (ctx->info.indirect_files & (1 << TGSI_FILE_IMAGE)) {
int basearrayidx = lookup_image_array(ctx, dst_reg->Register.Index);
if (dst_reg->Register.Indirect) {
assert(dst_reg->Indirect.File == TGSI_FILE_ADDRESS);
snprintf(dsts[i], 255, "%simg%d[addr%d + %d]", cname, basearrayidx, dst_reg->Indirect.Index, dst_reg->Register.Index - basearrayidx);
} else
snprintf(dsts[i], 255, "%simg%d[%d]", cname, basearrayidx, dst_reg->Register.Index - basearrayidx);
} else
snprintf(dsts[i], 255, "%simg%d", cname, dst_reg->Register.Index);
} else if (dst_reg->Register.File == TGSI_FILE_BUFFER) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
if (ctx->info.indirect_files & (1 << TGSI_FILE_BUFFER)) {
bool atomic_ssbo = ctx->ssbo_atomic_mask & (1 << dst_reg->Register.Index);
const char *atomic_str = atomic_ssbo ? "atomic" : "";
int base = atomic_ssbo ? ctx->ssbo_atomic_array_base : ctx->ssbo_array_base;
if (dst_reg->Register.Indirect) {
snprintf(dsts[i], 255, "%sssboarr%s[addr%d+%d].%sssbocontents%d", cname, atomic_str, dst_reg->Indirect.Index, dst_reg->Register.Index - base, cname, base);
} else
snprintf(dsts[i], 255, "%sssboarr%s[%d].%sssbocontents%d", cname, atomic_str, dst_reg->Register.Index - base, cname, base);
} else
snprintf(dsts[i], 255, "%sssbocontents%d", cname, dst_reg->Register.Index);
} else if (dst_reg->Register.File == TGSI_FILE_MEMORY) {
snprintf(dsts[i], 255, "values");
} else if (dst_reg->Register.File == TGSI_FILE_ADDRESS) {
snprintf(dsts[i], 255, "addr%d", dst_reg->Register.Index);
}
if (dtype == TGSI_TYPE_DOUBLE) {
strcpy(fp64_dsts[i], dsts[i]);
snprintf(dsts[i], 255, "fp64_dst[%d]%s", i, fp64_writemask);
writemask[0] = 0;
}
}
return true;
}
static const char *shift_swizzles(const struct vrend_shader_io *io, const struct tgsi_full_src_register *src,
int swz_offset, char *swizzle_shifted, const char *swizzle)
{
if (io->usage_mask != 0xf && swizzle[0]) {
if (io->num_components > 1) {
swizzle_shifted[swz_offset++] = '.';
for (int i = 0; i < 4; ++i) {
switch (i) {
case 0: swizzle_shifted[swz_offset++] = get_swiz_char(src->Register.SwizzleX - io->swizzle_offset);
break;
case 1: swizzle_shifted[swz_offset++] = get_swiz_char(src->Register.SwizzleY - io->swizzle_offset);
break;
case 2: swizzle_shifted[swz_offset++] = src->Register.SwizzleZ - io->swizzle_offset < io->num_components ?
get_swiz_char(src->Register.SwizzleZ - io->swizzle_offset) : 'x';
break;
case 3: swizzle_shifted[swz_offset++] = src->Register.SwizzleW - io->swizzle_offset < io->num_components ?
get_swiz_char(src->Register.SwizzleW - io->swizzle_offset) : 'x';
}
}
swizzle_shifted[swz_offset] = 0;
}
swizzle = swizzle_shifted;
}
return swizzle;
}
static void get_source_info_generic(struct dump_ctx *ctx,
enum io_type iot,
enum vrend_type_qualifier srcstypeprefix,
const char *prefix,
const struct tgsi_full_src_register *src,
const struct vrend_shader_io *io,
const char *arrayname,
const char *swizzle,
struct vrend_strbuf *result)
{
int swz_offset = 0;
char swizzle_shifted[6] = "";
if (swizzle[0] == ')') {
swizzle_shifted[swz_offset++] = ')';
swizzle_shifted[swz_offset] = 0;
}
/* This IO element is not using all vector elements, so we have to shift the swizzle names */
swizzle = shift_swizzles(io, src, swz_offset, swizzle_shifted, swizzle);
if (io->first == io->last) {
strbuf_fmt(result, "%s(%s%s%s%s)", get_string(srcstypeprefix),
prefix, io->glsl_name, arrayname, io->is_int ? "" : swizzle);
} else {
if (prefer_generic_io_block(ctx, iot)) {
char outvarname[64];
const char *stage_prefix = iot == io_in ? get_stage_input_name_prefix(ctx, ctx->prog_type) :
get_stage_output_name_prefix(ctx->prog_type);
get_blockvarname(outvarname, stage_prefix, io, arrayname);
if (src->Register.Indirect)
strbuf_fmt(result, "%s(%s %s.%s[addr%d + %d] %s)", get_string(srcstypeprefix), prefix,
outvarname, io->glsl_name, src->Indirect.Index, src->Register.Index - io->first,
io->is_int ? "" : swizzle);
else
strbuf_fmt(result, "%s(%s %s.%s[%d] %s)", get_string(srcstypeprefix), prefix,
outvarname, io->glsl_name, src->Register.Index - io->first,
io->is_int ? "" : swizzle);
} else {
if (src->Register.Indirect)
strbuf_fmt(result, "%s(%s %s%s[addr%d + %d] %s)", get_string(srcstypeprefix), prefix,
io->glsl_name,
arrayname,
src->Indirect.Index,
src->Register.Index - io->first,
io->is_int ? "" : swizzle);
else
strbuf_fmt(result, "%s(%s %s%s[%d] %s)", get_string(srcstypeprefix), prefix,
io->glsl_name,
arrayname,
src->Register.Index - io->first,
io->is_int ? "" : swizzle);
}
}
}
static void get_source_info_patch(enum vrend_type_qualifier srcstypeprefix,
const char *prefix,
const struct tgsi_full_src_register *src,
const struct vrend_shader_io *io,
const char *arrayname,
const char *swizzle,
struct vrend_strbuf *result)
{
int swz_offset = 0;
char swizzle_shifted[7] = "";
if (swizzle[0] == ')') {
swizzle_shifted[swz_offset++] = ')';
swizzle_shifted[swz_offset] = 0;
}
swizzle = shift_swizzles(io, src, swz_offset, swizzle_shifted, swizzle);
const char *wm = io->is_int ? "" : swizzle;
if (io->last == io->first)
strbuf_fmt(result, "%s(%s%s%s%s)", get_string(srcstypeprefix), prefix, io->glsl_name,
arrayname, wm);
else {
if (src->Register.Indirect)
strbuf_fmt(result, "%s(%s %s[addr%d + %d] %s)", get_string(srcstypeprefix), prefix,
io->glsl_name, src->Indirect.Index, src->Register.Index - io->first, wm);
else
strbuf_fmt(result, "%s(%s %s[%d] %s)", get_string(srcstypeprefix), prefix,
io->glsl_name, src->Register.Index - io->first, wm);
}
}
static bool
get_source_info(struct dump_ctx *ctx,
const struct tgsi_full_instruction *inst,
struct source_info *sinfo,
struct vrend_strbuf srcs[4], char src_swizzle0[10])
{
bool stprefix = false;
enum vrend_type_qualifier stypeprefix = TYPE_CONVERSION_NONE;
enum tgsi_opcode_type stype = tgsi_opcode_infer_src_type(inst->Instruction.Opcode);
if (stype == TGSI_TYPE_SIGNED || stype == TGSI_TYPE_UNSIGNED)
ctx->shader_req_bits |= SHADER_REQ_INTS;
if (stype == TGSI_TYPE_DOUBLE)
ctx->shader_req_bits |= SHADER_REQ_INTS | SHADER_REQ_FP64;
switch (stype) {
case TGSI_TYPE_DOUBLE:
stypeprefix = FLOAT_BITS_TO_UINT;
sinfo->svec4 = DVEC2;
stprefix = true;
break;
case TGSI_TYPE_UNSIGNED:
stypeprefix = FLOAT_BITS_TO_UINT;
sinfo->svec4 = UVEC4;
stprefix = true;
break;
case TGSI_TYPE_SIGNED:
stypeprefix = FLOAT_BITS_TO_INT;
sinfo->svec4 = IVEC4;
stprefix = true;
break;
default:
break;
}
for (uint32_t i = 0; i < inst->Instruction.NumSrcRegs; i++) {
const struct tgsi_full_src_register *src = &inst->Src[i];
struct vrend_strbuf *src_buf = &srcs[i];
char swizzle[8] = {0};
int usage_mask = 0;
char *swizzle_writer = swizzle;
char prefix[6] = {0};
char arrayname[16] = {0};
char fp64_src[255];
int swz_idx = 0, pre_idx = 0;
boolean isfloatabsolute = src->Register.Absolute && stype != TGSI_TYPE_DOUBLE;
sinfo->override_no_wm[i] = false;
sinfo->override_no_cast[i] = false;
if (isfloatabsolute)
swizzle[swz_idx++] = ')';
if (src->Register.Negate)
prefix[pre_idx++] = '-';
if (isfloatabsolute)
strcpy(&prefix[pre_idx++], "abs(");
if (src->Register.Dimension) {
if (src->Dimension.Indirect) {
assert(src->DimIndirect.File == TGSI_FILE_ADDRESS);
sprintf(arrayname, "[addr%d]", src->DimIndirect.Index);
} else
sprintf(arrayname, "[%d]", src->Dimension.Index);
}
/* These instructions don't support swizzles in the first parameter
* pass the swizzle to the caller instead */
if ((inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE ||
inst->Instruction.Opcode == TGSI_OPCODE_INTERP_OFFSET ||
inst->Instruction.Opcode == TGSI_OPCODE_INTERP_CENTROID) &&
i == 0) {
swizzle_writer = src_swizzle0;
}
usage_mask |= 1 << src->Register.SwizzleX;
usage_mask |= 1 << src->Register.SwizzleY;
usage_mask |= 1 << src->Register.SwizzleZ;
usage_mask |= 1 << src->Register.SwizzleW;
if (src->Register.SwizzleX != TGSI_SWIZZLE_X ||
src->Register.SwizzleY != TGSI_SWIZZLE_Y ||
src->Register.SwizzleZ != TGSI_SWIZZLE_Z ||
src->Register.SwizzleW != TGSI_SWIZZLE_W) {
swizzle_writer[swz_idx++] = '.';
swizzle_writer[swz_idx++] = get_swiz_char(src->Register.SwizzleX);
swizzle_writer[swz_idx++] = get_swiz_char(src->Register.SwizzleY);
swizzle_writer[swz_idx++] = get_swiz_char(src->Register.SwizzleZ);
swizzle_writer[swz_idx++] = get_swiz_char(src->Register.SwizzleW);
}
swizzle_writer[swz_idx] = 0;
if (src->Register.File == TGSI_FILE_INPUT) {
for (uint32_t j = 0; j < ctx->num_inputs; j++)
if (ctx->inputs[j].first <= src->Register.Index &&
ctx->inputs[j].last >= src->Register.Index &&
(ctx->inputs[j].usage_mask & usage_mask)) {
if (ctx->key->color_two_side && ctx->inputs[j].name == TGSI_SEMANTIC_COLOR)
strbuf_fmt(src_buf, "%s(%s%s%d%s%s)", get_string(stypeprefix), prefix, "realcolor", ctx->inputs[j].sid, arrayname, swizzle);
else if (ctx->inputs[j].glsl_gl_block) {
/* GS input clipdist requires a conversion */
if (ctx->inputs[j].name == TGSI_SEMANTIC_CLIPDIST) {
create_swizzled_clipdist(ctx, src_buf, src, j, true, get_string(stypeprefix), prefix, arrayname, ctx->inputs[j].first);
} else {
strbuf_fmt(src_buf, "%s(vec4(%sgl_in%s.%s)%s)", get_string(stypeprefix), prefix, arrayname, ctx->inputs[j].glsl_name, swizzle);
}
}
else if (ctx->inputs[j].name == TGSI_SEMANTIC_PRIMID)
strbuf_fmt(src_buf, "%s(vec4(intBitsToFloat(%s)))", get_string(stypeprefix), ctx->inputs[j].glsl_name);
else if (ctx->inputs[j].name == TGSI_SEMANTIC_FACE)
strbuf_fmt(src_buf, "%s(%s ? 1.0 : -1.0)", get_string(stypeprefix), ctx->inputs[j].glsl_name);
else if (ctx->inputs[j].name == TGSI_SEMANTIC_CLIPDIST) {
if (ctx->prog_type == TGSI_PROCESSOR_FRAGMENT)
load_clipdist_fs(ctx, src_buf, src, j, false, get_string(stypeprefix), ctx->inputs[j].first);
else
create_swizzled_clipdist(ctx, src_buf, src, j, false, get_string(stypeprefix), prefix, arrayname, ctx->inputs[j].first);
} else {
enum vrend_type_qualifier srcstypeprefix = stypeprefix;
if ((stype == TGSI_TYPE_UNSIGNED || stype == TGSI_TYPE_SIGNED) &&
ctx->inputs[j].is_int)
srcstypeprefix = TYPE_CONVERSION_NONE;
if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE && i == 1) {
strbuf_fmt(src_buf, "floatBitsToInt(%s%s%s%s)", prefix, ctx->inputs[j].glsl_name, arrayname, swizzle);
} else if (ctx->inputs[j].name == TGSI_SEMANTIC_GENERIC) {
struct vrend_shader_io *io = ctx->generic_input_range.used ? &ctx->generic_input_range.io : &ctx->inputs[j];
get_source_info_generic(ctx, io_in, srcstypeprefix, prefix, src, io, arrayname, swizzle, src_buf);
} else if (ctx->inputs[j].name == TGSI_SEMANTIC_PATCH) {
struct vrend_shader_io *io = ctx->patch_input_range.used ? &ctx->patch_input_range.io : &ctx->inputs[j];
get_source_info_patch(srcstypeprefix, prefix, src, io, arrayname, swizzle, src_buf);
} else if (ctx->inputs[j].name == TGSI_SEMANTIC_POSITION && ctx->prog_type == TGSI_PROCESSOR_VERTEX &&
ctx->inputs[j].first != ctx->inputs[j].last) {
if (src->Register.Indirect)
strbuf_fmt(src_buf, "%s(%s%s%s[addr%d + %d]%s)", get_string(srcstypeprefix), prefix, ctx->inputs[j].glsl_name, arrayname,
src->Indirect.Index, src->Register.Index, ctx->inputs[j].is_int ? "" : swizzle);
else
strbuf_fmt(src_buf, "%s(%s%s%s[%d]%s)", get_string(srcstypeprefix), prefix, ctx->inputs[j].glsl_name, arrayname,
src->Register.Index, ctx->inputs[j].is_int ? "" : swizzle);
} else
strbuf_fmt(src_buf, "%s(%s%s%s%s)", get_string(srcstypeprefix), prefix, ctx->inputs[j].glsl_name, arrayname, ctx->inputs[j].is_int ? "" : swizzle);
}
sinfo->override_no_wm[i] = ctx->inputs[j].override_no_wm;
break;
}
} else if (src->Register.File == TGSI_FILE_OUTPUT) {
for (uint32_t j = 0; j < ctx->num_outputs; j++) {
if (ctx->outputs[j].first <= src->Register.Index &&
ctx->outputs[j].last >= src->Register.Index &&
(ctx->outputs[j].usage_mask & usage_mask)) {
if (inst->Instruction.Opcode == TGSI_OPCODE_FBFETCH) {
ctx->outputs[j].fbfetch_used = true;
ctx->shader_req_bits |= SHADER_REQ_FBFETCH;
}
enum vrend_type_qualifier srcstypeprefix = stypeprefix;
if (stype == TGSI_TYPE_UNSIGNED && ctx->outputs[j].is_int)
srcstypeprefix = TYPE_CONVERSION_NONE;
if (ctx->outputs[j].glsl_gl_block) {
if (ctx->outputs[j].name == TGSI_SEMANTIC_CLIPDIST) {
char clip_indirect[32] = "";
if (ctx->outputs[j].first != ctx->outputs[j].last) {
if (src->Register.Indirect)
snprintf(clip_indirect, sizeof(clip_indirect), "+ addr%d", src->Indirect.Index);
else
snprintf(clip_indirect, sizeof(clip_indirect), "+ %d", src->Register.Index - ctx->outputs[j].first);
}
strbuf_fmt(src_buf, "clip_dist_temp[%d%s]", ctx->outputs[j].sid, clip_indirect);
}
} else if (ctx->outputs[j].name == TGSI_SEMANTIC_GENERIC) {
struct vrend_shader_io *io = ctx->generic_output_range.used ? &ctx->generic_output_range.io : &ctx->outputs[j];
get_source_info_generic(ctx, io_out, srcstypeprefix, prefix, src, io, arrayname, swizzle, src_buf);
} else if (ctx->outputs[j].name == TGSI_SEMANTIC_PATCH) {
struct vrend_shader_io *io = ctx->patch_output_range.used ? &ctx->patch_output_range.io : &ctx->outputs[j];
get_source_info_patch(srcstypeprefix, prefix, src, io, arrayname, swizzle, src_buf);
} else {
strbuf_fmt(src_buf, "%s(%s%s%s%s)", get_string(srcstypeprefix), prefix, ctx->outputs[j].glsl_name, arrayname, ctx->outputs[j].is_int ? "" : swizzle);
}
sinfo->override_no_wm[i] = ctx->outputs[j].override_no_wm;
break;
}
}
} else if (src->Register.File == TGSI_FILE_TEMPORARY) {
struct vrend_temp_range *range = find_temp_range(ctx, src->Register.Index);
if (!range)
return false;
if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE && i == 1) {
stprefix = true;
stypeprefix = FLOAT_BITS_TO_INT;
}
if (src->Register.Indirect) {
assert(src->Indirect.File == TGSI_FILE_ADDRESS);
strbuf_fmt(src_buf, "%s%c%stemp%d[addr%d + %d]%s%c", get_string(stypeprefix), stprefix ? '(' : ' ', prefix, range->first, src->Indirect.Index, src->Register.Index - range->first, swizzle, stprefix ? ')' : ' ');
} else
strbuf_fmt(src_buf, "%s%c%stemp%d[%d]%s%c", get_string(stypeprefix), stprefix ? '(' : ' ', prefix, range->first, src->Register.Index - range->first, swizzle, stprefix ? ')' : ' ');
} else if (src->Register.File == TGSI_FILE_CONSTANT) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
int dim = 0;
if (src->Register.Dimension && src->Dimension.Index != 0) {
dim = src->Dimension.Index;
if (src->Dimension.Indirect) {
assert(src->DimIndirect.File == TGSI_FILE_ADDRESS);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
if (src->Register.Indirect) {
assert(src->Indirect.File == TGSI_FILE_ADDRESS);
strbuf_fmt(src_buf, "%s(%s%suboarr[addr%d].ubocontents[addr%d + %d]%s)", get_string(stypeprefix), prefix, cname, src->DimIndirect.Index, src->Indirect.Index, src->Register.Index, swizzle);
} else
strbuf_fmt(src_buf, "%s(%s%suboarr[addr%d].ubocontents[%d]%s)", get_string(stypeprefix), prefix, cname, src->DimIndirect.Index, src->Register.Index, swizzle);
} else {
if (ctx->info.dimension_indirect_files & (1 << TGSI_FILE_CONSTANT)) {
if (src->Register.Indirect) {
strbuf_fmt(src_buf, "%s(%s%suboarr[%d].ubocontents[addr%d + %d]%s)", get_string(stypeprefix), prefix, cname, dim - ctx->ubo_base, src->Indirect.Index, src->Register.Index, swizzle);
} else
strbuf_fmt(src_buf, "%s(%s%suboarr[%d].ubocontents[%d]%s)", get_string(stypeprefix), prefix, cname, dim - ctx->ubo_base, src->Register.Index, swizzle);
} else {
if (src->Register.Indirect) {
strbuf_fmt(src_buf, "%s(%s%subo%dcontents[addr0 + %d]%s)", get_string(stypeprefix), prefix, cname, dim, src->Register.Index, swizzle);
} else
strbuf_fmt(src_buf, "%s(%s%subo%dcontents[%d]%s)", get_string(stypeprefix), prefix, cname, dim, src->Register.Index, swizzle);
}
}
} else {
enum vrend_type_qualifier csp = TYPE_CONVERSION_NONE;
ctx->shader_req_bits |= SHADER_REQ_INTS;
if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE && i == 1)
csp = IVEC4;
else if (stype == TGSI_TYPE_FLOAT || stype == TGSI_TYPE_UNTYPED)
csp = UINT_BITS_TO_FLOAT;
else if (stype == TGSI_TYPE_SIGNED)
csp = IVEC4;
if (src->Register.Indirect) {
strbuf_fmt(src_buf, "%s%s(%sconst%d[addr0 + %d]%s)", prefix, get_string(csp), cname, dim, src->Register.Index, swizzle);
} else
strbuf_fmt(src_buf, "%s%s(%sconst%d[%d]%s)", prefix, get_string(csp), cname, dim, src->Register.Index, swizzle);
}
} else if (src->Register.File == TGSI_FILE_SAMPLER) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
if (ctx->info.indirect_files & (1 << TGSI_FILE_SAMPLER)) {
int basearrayidx = lookup_sampler_array(ctx, src->Register.Index);
if (src->Register.Indirect) {
strbuf_fmt(src_buf, "%ssamp%d[addr%d+%d]%s", cname, basearrayidx, src->Indirect.Index, src->Register.Index - basearrayidx, swizzle);
} else {
strbuf_fmt(src_buf, "%ssamp%d[%d]%s", cname, basearrayidx, src->Register.Index - basearrayidx, swizzle);
}
} else {
strbuf_fmt(src_buf, "%ssamp%d%s", cname, src->Register.Index, swizzle);
}
sinfo->sreg_index = src->Register.Index;
} else if (src->Register.File == TGSI_FILE_IMAGE) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
if (ctx->info.indirect_files & (1 << TGSI_FILE_IMAGE)) {
int basearrayidx = lookup_image_array(ctx, src->Register.Index);
if (src->Register.Indirect) {
assert(src->Indirect.File == TGSI_FILE_ADDRESS);
strbuf_fmt(src_buf, "%simg%d[addr%d + %d]", cname, basearrayidx, src->Indirect.Index, src->Register.Index - basearrayidx);
} else
strbuf_fmt(src_buf, "%simg%d[%d]", cname, basearrayidx, src->Register.Index - basearrayidx);
} else
strbuf_fmt(src_buf, "%simg%d%s", cname, src->Register.Index, swizzle);
sinfo->sreg_index = src->Register.Index;
} else if (src->Register.File == TGSI_FILE_BUFFER) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
if (ctx->info.indirect_files & (1 << TGSI_FILE_BUFFER)) {
bool atomic_ssbo = ctx->ssbo_atomic_mask & (1 << src->Register.Index);
const char *atomic_str = atomic_ssbo ? "atomic" : "";
int base = atomic_ssbo ? ctx->ssbo_atomic_array_base : ctx->ssbo_array_base;
if (src->Register.Indirect) {
strbuf_fmt(src_buf, "%sssboarr%s[addr%d+%d].%sssbocontents%d%s", cname, atomic_str, src->Indirect.Index, src->Register.Index - base, cname, base, swizzle);
} else {
strbuf_fmt(src_buf, "%sssboarr%s[%d].%sssbocontents%d%s", cname, atomic_str, src->Register.Index - base, cname, base, swizzle);
}
} else {
strbuf_fmt(src_buf, "%sssbocontents%d%s", cname, src->Register.Index, swizzle);
}
sinfo->sreg_index = src->Register.Index;
} else if (src->Register.File == TGSI_FILE_MEMORY) {
strbuf_fmt(src_buf, "values");
sinfo->sreg_index = src->Register.Index;
} else if (src->Register.File == TGSI_FILE_IMMEDIATE) {
if (src->Register.Index >= (int)ARRAY_SIZE(ctx->imm)) {
vrend_printf( "Immediate exceeded, max is %lu\n", ARRAY_SIZE(ctx->imm));
return false;
}
struct immed *imd = &ctx->imm[src->Register.Index];
int idx = src->Register.SwizzleX;
char temp[48];
enum vrend_type_qualifier vtype = VEC4;
enum vrend_type_qualifier imm_stypeprefix = stypeprefix;
if ((inst->Instruction.Opcode == TGSI_OPCODE_TG4 && i == 1) ||
(inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE && i == 1))
stype = TGSI_TYPE_SIGNED;
if (imd->type == TGSI_IMM_UINT32 || imd->type == TGSI_IMM_INT32) {
if (imd->type == TGSI_IMM_UINT32)
vtype = UVEC4;
else
vtype = IVEC4;
if (stype == TGSI_TYPE_UNSIGNED && imd->type == TGSI_IMM_INT32)
imm_stypeprefix = UVEC4;
else if (stype == TGSI_TYPE_SIGNED && imd->type == TGSI_IMM_UINT32)
imm_stypeprefix = IVEC4;
else if (stype == TGSI_TYPE_FLOAT || stype == TGSI_TYPE_UNTYPED) {
if (imd->type == TGSI_IMM_INT32)
imm_stypeprefix = INT_BITS_TO_FLOAT;
else
imm_stypeprefix = UINT_BITS_TO_FLOAT;
} else if (stype == TGSI_TYPE_UNSIGNED || stype == TGSI_TYPE_SIGNED)
imm_stypeprefix = TYPE_CONVERSION_NONE;
} else if (imd->type == TGSI_IMM_FLOAT64) {
vtype = UVEC4;
if (stype == TGSI_TYPE_DOUBLE)
imm_stypeprefix = TYPE_CONVERSION_NONE;
else
imm_stypeprefix = UINT_BITS_TO_FLOAT;
}
/* build up a vec4 of immediates */
strbuf_fmt(src_buf, "%s(%s%s(", get_string(imm_stypeprefix), prefix, get_string(vtype));
for (uint32_t j = 0; j < 4; j++) {
if (j == 0)
idx = src->Register.SwizzleX;
else if (j == 1)
idx = src->Register.SwizzleY;
else if (j == 2)
idx = src->Register.SwizzleZ;
else if (j == 3)
idx = src->Register.SwizzleW;
if (inst->Instruction.Opcode == TGSI_OPCODE_TG4 && i == 1 && j == 0) {
if (imd->val[idx].ui > 0) {
sinfo->tg4_has_component = true;
if (!ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
}
}
switch (imd->type) {
case TGSI_IMM_FLOAT32:
if (isinf(imd->val[idx].f) || isnan(imd->val[idx].f)) {
ctx->shader_req_bits |= SHADER_REQ_INTS;
snprintf(temp, 48, "uintBitsToFloat(%uU)", imd->val[idx].ui);
} else
snprintf(temp, 25, "%.8g", imd->val[idx].f);
break;
case TGSI_IMM_UINT32:
snprintf(temp, 25, "%uU", imd->val[idx].ui);
break;
case TGSI_IMM_INT32:
snprintf(temp, 25, "%d", imd->val[idx].i);
sinfo->imm_value = imd->val[idx].i;
break;
case TGSI_IMM_FLOAT64:
snprintf(temp, 48, "%uU", imd->val[idx].ui);
break;
default:
vrend_printf( "unhandled imm type: %x\n", imd->type);
return false;
}
strbuf_append(src_buf, temp);
if (j < 3)
strbuf_append(src_buf, ",");
else {
snprintf(temp, 4, "))%c", isfloatabsolute ? ')' : 0);
strbuf_append(src_buf, temp);
}
}
} else if (src->Register.File == TGSI_FILE_SYSTEM_VALUE) {
for (uint32_t j = 0; j < ctx->num_system_values; j++)
if (ctx->system_values[j].first == src->Register.Index) {
if (ctx->system_values[j].name == TGSI_SEMANTIC_VERTEXID ||
ctx->system_values[j].name == TGSI_SEMANTIC_INSTANCEID ||
ctx->system_values[j].name == TGSI_SEMANTIC_PRIMID ||
ctx->system_values[j].name == TGSI_SEMANTIC_VERTICESIN ||
ctx->system_values[j].name == TGSI_SEMANTIC_INVOCATIONID ||
ctx->system_values[j].name == TGSI_SEMANTIC_SAMPLEID) {
if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE && i == 1)
strbuf_fmt(src_buf, "ivec4(%s)", ctx->system_values[j].glsl_name);
else
strbuf_fmt(src_buf, "%s(vec4(intBitsToFloat(%s)))", get_string(stypeprefix), ctx->system_values[j].glsl_name);
} else if (ctx->system_values[j].name == TGSI_SEMANTIC_HELPER_INVOCATION) {
strbuf_fmt(src_buf, "uvec4(%s)", ctx->system_values[j].glsl_name);
} else if (ctx->system_values[j].name == TGSI_SEMANTIC_TESSINNER ||
ctx->system_values[j].name == TGSI_SEMANTIC_TESSOUTER) {
strbuf_fmt(src_buf, "%s(vec4(%s[%d], %s[%d], %s[%d], %s[%d]))",
prefix,
ctx->system_values[j].glsl_name, src->Register.SwizzleX,
ctx->system_values[j].glsl_name, src->Register.SwizzleY,
ctx->system_values[j].glsl_name, src->Register.SwizzleZ,
ctx->system_values[j].glsl_name, src->Register.SwizzleW);
} else if (ctx->system_values[j].name == TGSI_SEMANTIC_SAMPLEPOS) {
/* gl_SamplePosition is a vec2, but TGSI_SEMANTIC_SAMPLEPOS
* is a vec4 with z = w = 0
*/
const char *components[4] = {
"gl_SamplePosition.x", "gl_SamplePosition.y", "0.0", "0.0"
};
strbuf_fmt(src_buf, "%s(vec4(%s, %s, %s, %s))",
prefix,
components[src->Register.SwizzleX],
components[src->Register.SwizzleY],
components[src->Register.SwizzleZ],
components[src->Register.SwizzleW]);
} else if (ctx->system_values[j].name == TGSI_SEMANTIC_TESSCOORD) {
strbuf_fmt(src_buf, "%s(vec4(%s.%c, %s.%c, %s.%c, %s.%c))",
prefix,
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleX),
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleY),
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleZ),
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleW));
} else if (ctx->system_values[j].name == TGSI_SEMANTIC_GRID_SIZE ||
ctx->system_values[j].name == TGSI_SEMANTIC_THREAD_ID ||
ctx->system_values[j].name == TGSI_SEMANTIC_BLOCK_ID) {
strbuf_fmt(src_buf, "uvec4(%s.%c, %s.%c, %s.%c, %s.%c)",
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleX),
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleY),
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleZ),
ctx->system_values[j].glsl_name, get_swiz_char(src->Register.SwizzleW));
sinfo->override_no_cast[i] = true;
} else if (ctx->system_values[j].name == TGSI_SEMANTIC_SAMPLEMASK) {
const char *vec_type = "ivec4";
if (ctx->cfg->use_gles &&
(inst->Instruction.Opcode == TGSI_OPCODE_AND) &&
(stype == TGSI_TYPE_UNSIGNED))
vec_type = "uvec4";
ctx->shader_req_bits |= SHADER_REQ_SAMPLE_SHADING | SHADER_REQ_INTS;
strbuf_fmt(src_buf, "%s(%s, %s, %s, %s)",
vec_type,
src->Register.SwizzleX == TGSI_SWIZZLE_X ? ctx->system_values[j].glsl_name : "0",
src->Register.SwizzleY == TGSI_SWIZZLE_X ? ctx->system_values[j].glsl_name : "0",
src->Register.SwizzleZ == TGSI_SWIZZLE_X ? ctx->system_values[j].glsl_name : "0",
src->Register.SwizzleW == TGSI_SWIZZLE_X ? ctx->system_values[j].glsl_name : "0");
} else
strbuf_fmt(src_buf, "%s%s", prefix, ctx->system_values[j].glsl_name);
sinfo->override_no_wm[i] = ctx->system_values[j].override_no_wm;
break;
}
} else if (src->Register.File == TGSI_FILE_HW_ATOMIC) {
for (uint32_t j = 0; j < ctx->num_abo; j++) {
if (src->Dimension.Index == ctx->abo_idx[j] &&
src->Register.Index >= ctx->abo_offsets[j] &&
src->Register.Index < ctx->abo_offsets[j] + ctx->abo_sizes[j]) {
if (ctx->abo_sizes[j] > 1) {
int offset = src->Register.Index - ctx->abo_offsets[j];
if (src->Register.Indirect) {
assert(src->Indirect.File == TGSI_FILE_ADDRESS);
strbuf_fmt(src_buf, "ac%d[addr%d + %d]", j, src->Indirect.Index, offset);
} else
strbuf_fmt(src_buf, "ac%d[%d]", j, offset);
} else
strbuf_fmt(src_buf, "ac%d", j);
break;
}
}
sinfo->sreg_index = src->Register.Index;
}
if (stype == TGSI_TYPE_DOUBLE) {
boolean isabsolute = src->Register.Absolute;
strcpy(fp64_src, src_buf->buf);
strbuf_fmt(src_buf, "fp64_src[%d]", i);
emit_buff(ctx, "%s.x = %spackDouble2x32(uvec2(%s%s))%s;\n", src_buf->buf, isabsolute ? "abs(" : "", fp64_src, swizzle, isabsolute ? ")" : "");
}
}
return true;
}
static bool rewrite_1d_image_coordinate(struct vrend_strbuf *src, const struct tgsi_full_instruction *inst)
{
if (inst->Src[0].Register.File == TGSI_FILE_IMAGE &&
(inst->Memory.Texture == TGSI_TEXTURE_1D ||
inst->Memory.Texture == TGSI_TEXTURE_1D_ARRAY)) {
/* duplicate src */
size_t len = strbuf_get_len(src);
char *buf = malloc(len);
if (!buf)
return false;
strncpy(buf, src->buf, len);
if (inst->Memory.Texture == TGSI_TEXTURE_1D)
strbuf_fmt(src, "vec2(vec4(%s).x, 0)", buf);
else if (inst->Memory.Texture == TGSI_TEXTURE_1D_ARRAY)
strbuf_fmt(src, "vec3(%s.xy, 0).xzy", buf);
free(buf);
}
return true;
}
/* We have indirect IO access, but the guest actually send separate values, so
* now we have to emulate an array.
*/
static
void rewrite_io_ranged(struct dump_ctx *ctx)
{
if ((ctx->info.indirect_files & (1 << TGSI_FILE_INPUT)) ||
ctx->key->num_indirect_generic_inputs ||
ctx->key->num_indirect_patch_inputs) {
for (uint i = 0; i < ctx->num_inputs; ++i) {
if (ctx->inputs[i].name == TGSI_SEMANTIC_PATCH) {
ctx->inputs[i].glsl_predefined_no_emit = true;
if (ctx->inputs[i].sid < ctx->patch_input_range.io.sid || ctx->patch_input_range.used == false) {
ctx->patch_input_range.io.first = i;
ctx->patch_input_range.io.usage_mask = 0xf;
ctx->patch_input_range.io.name = TGSI_SEMANTIC_PATCH;
ctx->patch_input_range.io.sid = ctx->inputs[i].sid;
ctx->patch_input_range.used = true;
if (ctx->cfg->has_arrays_of_arrays && !ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_ARRAYS_OF_ARRAYS;
}
if (ctx->inputs[i].sid > ctx->patch_input_range.io.last)
ctx->patch_input_range.io.last = ctx->inputs[i].sid;
}
if (ctx->inputs[i].name == TGSI_SEMANTIC_GENERIC) {
ctx->inputs[i].glsl_predefined_no_emit = true;
if (ctx->inputs[i].sid < ctx->generic_input_range.io.sid || ctx->generic_input_range.used == false) {
ctx->generic_input_range.io.sid = ctx->inputs[i].sid;
ctx->generic_input_range.io.first = i;
ctx->generic_input_range.io.name = TGSI_SEMANTIC_GENERIC;
ctx->generic_input_range.io.num_components = 4;
ctx->generic_input_range.used = true;
if (ctx->cfg->has_arrays_of_arrays && !ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_ARRAYS_OF_ARRAYS;
}
if (ctx->inputs[i].sid > ctx->generic_input_range.io.last)
ctx->generic_input_range.io.last = ctx->inputs[i].sid;
}
if (ctx->key->num_indirect_generic_inputs > 0)
ctx->generic_input_range.io.last = ctx->generic_input_range.io.sid + ctx->key->num_indirect_generic_inputs - 1;
if (ctx->key->num_indirect_patch_inputs > 0)
ctx->patch_input_range.io.last = ctx->patch_input_range.io.sid + ctx->key->num_indirect_patch_inputs - 1;
}
snprintf(ctx->patch_input_range.io.glsl_name, 64, "%s_p%d",
get_stage_input_name_prefix(ctx, ctx->prog_type), ctx->patch_input_range.io.sid);
snprintf(ctx->generic_input_range.io.glsl_name, 64, "%s_g%d",
get_stage_input_name_prefix(ctx, ctx->prog_type), ctx->generic_input_range.io.sid);
ctx->generic_input_range.io.num_components = 4;
ctx->generic_input_range.io.usage_mask = 0xf;
ctx->generic_input_range.io.swizzle_offset = 0;
ctx->patch_input_range.io.num_components = 4;
ctx->patch_input_range.io.usage_mask = 0xf;
ctx->patch_input_range.io.swizzle_offset = 0;
if (prefer_generic_io_block(ctx, io_in))
require_glsl_ver(ctx, 150);
}
if ((ctx->info.indirect_files & (1 << TGSI_FILE_OUTPUT)) ||
ctx->key->num_indirect_generic_outputs ||
ctx->key->num_indirect_patch_outputs) {
for (uint i = 0; i < ctx->num_outputs; ++i) {
if (ctx->outputs[i].name == TGSI_SEMANTIC_PATCH) {
ctx->outputs[i].glsl_predefined_no_emit = true;
if (ctx->outputs[i].sid < ctx->patch_output_range.io.sid || ctx->patch_output_range.used == false) {
ctx->patch_output_range.io.first = i;
ctx->patch_output_range.io.name = TGSI_SEMANTIC_PATCH;
ctx->patch_output_range.io.sid = ctx->outputs[i].sid;
ctx->patch_output_range.used = true;
if (ctx->cfg->has_arrays_of_arrays && !ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_ARRAYS_OF_ARRAYS;
}
if (ctx->outputs[i].sid > ctx->patch_output_range.io.last) {
ctx->patch_output_range.io.last = ctx->outputs[i].sid;
}
}
if (ctx->outputs[i].name == TGSI_SEMANTIC_GENERIC) {
ctx->outputs[i].glsl_predefined_no_emit = true;
if (ctx->outputs[i].sid < ctx->generic_output_range.io.sid || ctx->generic_output_range.used == false) {
ctx->generic_output_range.io.sid = ctx->outputs[i].sid;
ctx->generic_output_range.io.first = i;
ctx->generic_output_range.io.name = TGSI_SEMANTIC_GENERIC;
ctx->generic_output_range.used = true;
ctx->generic_output_range.io.usage_mask = 0xf;
ctx->generic_output_range.io.num_components = 4;
if (ctx->cfg->has_arrays_of_arrays && !ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_ARRAYS_OF_ARRAYS;
}
if (ctx->outputs[i].sid > ctx->generic_output_range.io.last) {
ctx->generic_output_range.io.last = ctx->outputs[i].sid;
}
}
}
snprintf(ctx->patch_output_range.io.glsl_name, 64, "%s_p%d",
get_stage_output_name_prefix(ctx->prog_type), ctx->patch_output_range.io.sid);
snprintf(ctx->generic_output_range.io.glsl_name, 64, "%s_g%d",
get_stage_output_name_prefix(ctx->prog_type), ctx->generic_output_range.io.sid);
ctx->generic_output_range.io.num_components = 4;
ctx->generic_output_range.io.usage_mask = 0xf;
ctx->generic_output_range.io.swizzle_offset = 0;
ctx->patch_output_range.io.num_components = 4;
ctx->patch_output_range.io.usage_mask = 0xf;
ctx->patch_output_range.io.swizzle_offset = 0;
if (prefer_generic_io_block(ctx, io_out))
require_glsl_ver(ctx, 150);
}
}
static void rename_variables(unsigned nio, struct vrend_shader_io *io,
const char *name_prefix, unsigned coord_replace)
{
/* Rename the generic and patch variables after applying all identifications */
for (unsigned i = 0; i < nio; ++i) {
if ((io[i].name != TGSI_SEMANTIC_GENERIC &&
io[i].name != TGSI_SEMANTIC_PATCH) ||
(coord_replace & (1 << io[i].sid)))
continue;
char io_type = io[i].name == TGSI_SEMANTIC_GENERIC ? 'g' : 'p';
snprintf(io[i].glsl_name, 64, "%s_%c%dA%d_%x", name_prefix, io_type, io[i].sid, io[i].array_id, io[i].usage_mask);
}
}
static
void rewrite_components(unsigned nio, struct vrend_shader_io *io,
const char *name_prefix, unsigned coord_replace,
bool no_input_arrays)
{
if (!nio)
return;
for (unsigned i = 0; i < nio - 1; ++i) {
if ((io[i].name != TGSI_SEMANTIC_GENERIC &&
io[i].name != TGSI_SEMANTIC_PATCH) ||
io[i].glsl_predefined_no_emit)
continue;
for (unsigned j = i + 1; j < nio; ++j) {
if ((io[j].name != TGSI_SEMANTIC_GENERIC &&
io[j].name != TGSI_SEMANTIC_PATCH) ||
io[j].glsl_predefined_no_emit)
continue;
if (io[i].first == io[j].first)
io[j].glsl_predefined_no_emit = true;
}
}
for (unsigned i = 0; i < nio; ++i) {
if ((io[i].name != TGSI_SEMANTIC_GENERIC &&
io[i].name != TGSI_SEMANTIC_PATCH) ||
!no_input_arrays)
continue;
io[i].usage_mask = 0xf;
io[i].num_components = 4;
io[i].swizzle_offset = 0;
io[i].override_no_wm = false;
}
rename_variables(nio, io, name_prefix, coord_replace);
}
static
void rewrite_vs_pos_array(struct dump_ctx *ctx)
{
int range_start = 0xffff;
int range_end = 0;
int io_idx = 0;
for (uint i = 0; i < ctx->num_inputs; ++i) {
if (ctx->inputs[i].name == TGSI_SEMANTIC_POSITION) {
ctx->inputs[i].glsl_predefined_no_emit = true;
if (ctx->inputs[i].first < range_start) {
io_idx = i;
range_start = ctx->inputs[i].first;
}
if (ctx->inputs[i].last > range_end)
range_end = ctx->inputs[i].last;
}
}
if (range_start != range_end) {
ctx->inputs[io_idx].first = range_start;
ctx->inputs[io_idx].last = range_end;
ctx->inputs[io_idx].glsl_predefined_no_emit = false;
require_glsl_ver(ctx, 150);
}
}
static
void emit_fs_clipdistance_load(struct dump_ctx *ctx)
{
int i;
if (!ctx->fs_uses_clipdist_input)
return;
int prev_num = ctx->key->prev_stage_num_clip_out + ctx->key->prev_stage_num_cull_out;
int ndists;
const char *prefix="";
if (ctx->prog_type == PIPE_SHADER_TESS_CTRL)
prefix = "gl_out[gl_InvocationID].";
ndists = ctx->num_in_clip_dist;
if (prev_num > 0)
ndists = prev_num;
for (i = 0; i < ndists; i++) {
int clipidx = i < 4 ? 0 : 1;
char swiz = i & 3;
char wm = 0;
switch (swiz) {
default:
case 0: wm = 'x'; break;
case 1: wm = 'y'; break;
case 2: wm = 'z'; break;
case 3: wm = 'w'; break;
}
bool is_cull = false;
if (prev_num > 0) {
if (i >= ctx->key->prev_stage_num_clip_out && i < prev_num)
is_cull = true;
}
const char *clip_cull = is_cull ? "Cull" : "Clip";
emit_buff(ctx, "clip_dist_temp[%d].%c = %sgl_%sDistance[%d];\n", clipidx, wm, prefix, clip_cull,
is_cull ? i - ctx->key->prev_stage_num_clip_out : i);
}
}
/* TGSI possibly emits VS, TES, TCS, and GEOM outputs with layouts (i.e.
* it gives components), but it doesn't do so for the corresponding inputs from
* TXS, GEOM, abd TES, so that we have to apply the output layouts from the
* previous shader stage to the according inputs.
*/
static bool apply_prev_layout(struct dump_ctx *ctx)
{
bool require_enhanced_layouts = false;
/* Walk through all inputs and see whether we have a corresonding output from
* the previous shader that uses a different layout. It may even be that one
* input be the combination of two inputs. */
for (unsigned i = 0; i < ctx->num_inputs; ++i ) {
unsigned i_input = i;
struct vrend_shader_io *io = &ctx->inputs[i];
if (io->name == TGSI_SEMANTIC_GENERIC || io->name == TGSI_SEMANTIC_PATCH) {
struct vrend_layout_info *layout = ctx->key->prev_stage_generic_and_patch_outputs_layout;
for (unsigned generic_index = 0; generic_index < ctx->key->num_prev_generic_and_patch_outputs; ++generic_index, ++layout) {
bool already_found_one = false;
/* Identify by sid and arrays_id */
if (io->sid == layout->sid && (io->array_id == layout->array_id)) {
unsigned new_mask = io->usage_mask;
/* We have already one IO with the same SID and arrays ID, so we need to duplicate it */
if (already_found_one) {
memmove(io + 1, io, (ctx->num_inputs - i_input) * sizeof(struct vrend_shader_io));
ctx->num_inputs++;
++io;
++i_input;
} else if ((io->usage_mask == 0xf) && (layout->usage_mask != 0xf)) {
/* If we found the first input with all components, and a corresponding prev output that uses
* less components */
already_found_one = true;
}
if (already_found_one) {
new_mask = io->usage_mask = (uint8_t)layout->usage_mask;
io->layout_location = layout->location;
io->array_id = layout->array_id;
u_bit_scan_consecutive_range(&new_mask, &io->swizzle_offset, &io->num_components);
require_enhanced_layouts |= io->swizzle_offset > 0;
if (io->num_components == 1)
io->override_no_wm = true;
if (i_input < ctx->num_inputs - 1) {
already_found_one = (io[1].sid != layout->sid || io[1].array_id != layout->array_id);
}
}
}
}
}
++io;
++i_input;
}
return require_enhanced_layouts;
}
static bool evaluate_layout_overlays(unsigned nio, struct vrend_shader_io *io,
const char *name_prefix, unsigned coord_replace)
{
bool require_enhanced_layouts = 0;
int next_loc = 1;
/* IO elements may be emitted for the same location but with
* non-overlapping swizzles, therefore, we modify the name of
* the variable to include the swizzle mask.
*
* Since TGSI also emits inputs that have no masks but are still at the
* same location, we also need to add an array ID.
*/
for (unsigned i = 0; i < nio - 1; ++i) {
if ((io[i].name != TGSI_SEMANTIC_GENERIC &&
io[i].name != TGSI_SEMANTIC_PATCH) ||
io[i].usage_mask == 0xf ||
io[i].layout_location > 0)
continue;
for (unsigned j = i + 1; j < nio ; ++j) {
if ((io[j].name != TGSI_SEMANTIC_GENERIC &&
io[j].name != TGSI_SEMANTIC_PATCH) ||
io[j].usage_mask == 0xf ||
io[j].layout_location > 0)
continue;
/* Do the definition ranges overlap? */
if (io[i].last < io[j].first || io[i].first > io[j].last)
continue;
/* Overlapping ranges require explicite layouts and if they start at the
* same index thet location must be equal */
if (io[i].first == io[j].first) {
io[j].layout_location = io[i].layout_location = next_loc++;
} else {
io[i].layout_location = next_loc++;
io[j].layout_location = next_loc++;
}
require_enhanced_layouts = true;
}
}
rename_variables(nio, io, name_prefix, coord_replace);
return require_enhanced_layouts;
}
static
void renumber_io_arrays(unsigned nio, struct vrend_shader_io *io)
{
int next_array_id = 1;
for (unsigned i = 0; i < nio; ++i) {
if (io[i].name != TGSI_SEMANTIC_GENERIC &&
io[i].name != TGSI_SEMANTIC_PATCH)
continue;
if (io[i].array_id > 0)
io[i].array_id = next_array_id++;
}
}
static void handle_io_arrays(struct dump_ctx *ctx)
{
bool require_enhanced_layouts = false;
/* If the guest sent real IO arrays then we declare them individually,
* and have to do some work to deal with overlapping values, regions and
* enhanced layouts */
if (ctx->guest_sent_io_arrays) {
/* Array ID numbering is not ordered accross shaders, so do
* some renumbering for generics and patches. */
renumber_io_arrays(ctx->num_inputs, ctx->inputs);
renumber_io_arrays(ctx->num_outputs, ctx->outputs);
}
/* In these shaders the inputs don't have the layout component information
* therefore, copy the info from the prev shaders output */
if (ctx->prog_type == TGSI_PROCESSOR_GEOMETRY ||
ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ||
ctx->prog_type == TGSI_PROCESSOR_TESS_EVAL)
require_enhanced_layouts |= apply_prev_layout(ctx);
if (ctx->guest_sent_io_arrays) {
if (ctx->num_inputs > 0)
if (evaluate_layout_overlays(ctx->num_inputs, ctx->inputs,
get_stage_input_name_prefix(ctx, ctx->prog_type),
ctx->key->coord_replace)) {
require_enhanced_layouts = true;
}
if (ctx->num_outputs > 0)
if (evaluate_layout_overlays(ctx->num_outputs, ctx->outputs,
get_stage_output_name_prefix(ctx->prog_type), 0)){
require_enhanced_layouts = true;
}
} else {
/* The guest didn't send real arrays, do we might have to add a big array
* for all generic and another ofr patch inputs */
rewrite_io_ranged(ctx);
rewrite_components(ctx->num_inputs, ctx->inputs,
get_stage_input_name_prefix(ctx, ctx->prog_type),
ctx->key->coord_replace, true);
rewrite_components(ctx->num_outputs, ctx->outputs,
get_stage_output_name_prefix(ctx->prog_type), 0, true);
}
if (require_enhanced_layouts) {
ctx->shader_req_bits |= SHADER_REQ_ENHANCED_LAYOUTS;
ctx->shader_req_bits |= SHADER_REQ_SEPERATE_SHADER_OBJECTS;
}
}
static boolean
iter_instruction(struct tgsi_iterate_context *iter,
struct tgsi_full_instruction *inst)
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
struct dest_info dinfo = { 0 };
struct source_info sinfo = { 0 };
const char *srcs[4];
char dsts[3][255];
char fp64_dsts[3][255];
uint instno = ctx->instno++;
char writemask[6] = {0};
char src_swizzle0[10];
sinfo.svec4 = VEC4;
if (ctx->prog_type == -1)
ctx->prog_type = iter->processor.Processor;
if (instno == 0) {
handle_io_arrays(ctx);
/* Vertex shader inputs are not send as arrays, but the access may still be
* indirect. so we have to deal with that */
if (ctx->prog_type == TGSI_PROCESSOR_VERTEX &&
ctx->info.indirect_files & (1 << TGSI_FILE_INPUT)) {
rewrite_vs_pos_array(ctx);
}
emit_buf(ctx, "void main(void)\n{\n");
if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
emit_color_select(ctx);
if (ctx->fs_uses_clipdist_input)
emit_fs_clipdistance_load(ctx);
}
if (ctx->so)
prepare_so_movs(ctx);
}
if (!get_destination_info(ctx, inst, &dinfo, dsts, fp64_dsts, writemask))
return false;
if (!get_source_info(ctx, inst, &sinfo, ctx->src_bufs, src_swizzle0))
return false;
for (size_t i = 0; i < ARRAY_SIZE(srcs); ++i)
srcs[i] = ctx->src_bufs[i].buf;
switch (inst->Instruction.Opcode) {
case TGSI_OPCODE_SQRT:
case TGSI_OPCODE_DSQRT:
emit_buff(ctx, "%s = sqrt(vec4(%s))%s;\n", dsts[0], srcs[0], writemask);
break;
case TGSI_OPCODE_LRP:
emit_buff(ctx, "%s = mix(vec4(%s), vec4(%s), vec4(%s))%s;\n", dsts[0], srcs[2], srcs[1], srcs[0], writemask);
break;
case TGSI_OPCODE_DP2:
emit_buff(ctx, "%s = %s(dot(vec2(%s), vec2(%s)));\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_DP3:
emit_buff(ctx, "%s = %s(dot(vec3(%s), vec3(%s)));\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_DP4:
emit_buff(ctx, "%s = %s(dot(vec4(%s), vec4(%s)));\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_DPH:
emit_buff(ctx, "%s = %s(dot(vec4(vec3(%s), 1.0), vec4(%s)));\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_MAX:
case TGSI_OPCODE_DMAX:
case TGSI_OPCODE_IMAX:
case TGSI_OPCODE_UMAX:
emit_buff(ctx, "%s = %s(%s(max(%s, %s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_MIN:
case TGSI_OPCODE_DMIN:
case TGSI_OPCODE_IMIN:
case TGSI_OPCODE_UMIN:
emit_buff(ctx, "%s = %s(%s(min(%s, %s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_ABS:
case TGSI_OPCODE_IABS:
case TGSI_OPCODE_DABS:
emit_op1("abs");
break;
case TGSI_OPCODE_KILL_IF:
emit_buff(ctx, "if (any(lessThan(%s, vec4(0.0))))\ndiscard;\n", srcs[0]);
break;
case TGSI_OPCODE_IF:
case TGSI_OPCODE_UIF:
emit_buff(ctx, "if (any(bvec4(%s))) {\n", srcs[0]);
indent_buf(ctx);
break;
case TGSI_OPCODE_ELSE:
outdent_buf(ctx);
emit_buf(ctx, "} else {\n");
indent_buf(ctx);
break;
case TGSI_OPCODE_ENDIF:
emit_buf(ctx, "}\n");
outdent_buf(ctx);
break;
case TGSI_OPCODE_KILL:
emit_buff(ctx, "discard;\n");
break;
case TGSI_OPCODE_DST:
emit_buff(ctx, "%s = vec4(1.0, %s.y * %s.y, %s.z, %s.w);\n", dsts[0],
srcs[0], srcs[1], srcs[0], srcs[1]);
break;
case TGSI_OPCODE_LIT:
emit_buff(ctx, "%s = %s(vec4(1.0, max(%s.x, 0.0), step(0.0, %s.x) * pow(max(0.0, %s.y), clamp(%s.w, -128.0, 128.0)), 1.0)%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[0], srcs[0], srcs[0], writemask);
break;
case TGSI_OPCODE_EX2:
emit_op1("exp2");
break;
case TGSI_OPCODE_LG2:
emit_op1("log2");
break;
case TGSI_OPCODE_EXP:
emit_buff(ctx, "%s = %s(vec4(pow(2.0, floor(%s.x)), %s.x - floor(%s.x), exp2(%s.x), 1.0)%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[0], srcs[0], srcs[0], writemask);
break;
case TGSI_OPCODE_LOG:
emit_buff(ctx, "%s = %s(vec4(floor(log2(%s.x)), %s.x / pow(2.0, floor(log2(%s.x))), log2(%s.x), 1.0)%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[0], srcs[0], srcs[0], writemask);
break;
case TGSI_OPCODE_COS:
emit_op1("cos");
break;
case TGSI_OPCODE_SIN:
emit_op1("sin");
break;
case TGSI_OPCODE_SCS:
emit_buff(ctx, "%s = %s(vec4(cos(%s.x), sin(%s.x), 0, 1)%s);\n", dsts[0], get_string(dinfo.dstconv),
srcs[0], srcs[0], writemask);
break;
case TGSI_OPCODE_DDX:
emit_op1("dFdx");
break;
case TGSI_OPCODE_DDY:
emit_op1("dFdy");
break;
case TGSI_OPCODE_DDX_FINE:
ctx->shader_req_bits |= SHADER_REQ_DERIVATIVE_CONTROL;
emit_op1("dFdxFine");
break;
case TGSI_OPCODE_DDY_FINE:
ctx->shader_req_bits |= SHADER_REQ_DERIVATIVE_CONTROL;
emit_op1("dFdyFine");
break;
case TGSI_OPCODE_RCP:
emit_buff(ctx, "%s = %s(1.0/(%s));\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_DRCP:
emit_buff(ctx, "%s = %s(1.0LF/(%s));\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_FLR:
emit_op1("floor");
break;
case TGSI_OPCODE_ROUND:
emit_op1("round");
break;
case TGSI_OPCODE_ISSG:
emit_op1("sign");
break;
case TGSI_OPCODE_CEIL:
emit_op1("ceil");
break;
case TGSI_OPCODE_FRC:
case TGSI_OPCODE_DFRAC:
emit_op1("fract");
break;
case TGSI_OPCODE_TRUNC:
emit_op1("trunc");
break;
case TGSI_OPCODE_SSG:
emit_op1("sign");
break;
case TGSI_OPCODE_RSQ:
case TGSI_OPCODE_DRSQ:
emit_buff(ctx, "%s = %s(inversesqrt(%s.x));\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_FBFETCH:
case TGSI_OPCODE_MOV:
emit_buff(ctx, "%s = %s(%s(%s%s));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], sinfo.override_no_wm[0] ? "" : writemask);
break;
case TGSI_OPCODE_ADD:
case TGSI_OPCODE_DADD:
emit_arit_op2("+");
break;
case TGSI_OPCODE_UADD:
emit_buff(ctx, "%s = %s(%s(ivec4((uvec4(%s) + uvec4(%s))))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], writemask);
break;
case TGSI_OPCODE_SUB:
emit_arit_op2("-");
break;
case TGSI_OPCODE_MUL:
case TGSI_OPCODE_DMUL:
emit_arit_op2("*");
break;
case TGSI_OPCODE_DIV:
case TGSI_OPCODE_DDIV:
emit_arit_op2("/");
break;
case TGSI_OPCODE_UMUL:
emit_buff(ctx, "%s = %s(%s((uvec4(%s) * uvec4(%s)))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], writemask);
break;
case TGSI_OPCODE_UMOD:
emit_buff(ctx, "%s = %s(%s((uvec4(%s) %% uvec4(%s)))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], writemask);
break;
case TGSI_OPCODE_IDIV:
emit_buff(ctx, "%s = %s(%s((ivec4(%s) / ivec4(%s)))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], writemask);
break;
case TGSI_OPCODE_UDIV:
emit_buff(ctx, "%s = %s(%s((uvec4(%s) / uvec4(%s)))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], writemask);
break;
case TGSI_OPCODE_ISHR:
case TGSI_OPCODE_USHR:
emit_arit_op2(">>");
break;
case TGSI_OPCODE_SHL:
emit_arit_op2("<<");
break;
case TGSI_OPCODE_MAD:
emit_buff(ctx, "%s = %s((%s * %s + %s)%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1], srcs[2], writemask);
break;
case TGSI_OPCODE_UMAD:
case TGSI_OPCODE_DMAD:
emit_buff(ctx, "%s = %s(%s((%s * %s + %s)%s));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], srcs[2], writemask);
break;
case TGSI_OPCODE_OR:
emit_arit_op2("|");
break;
case TGSI_OPCODE_AND:
emit_arit_op2("&");
break;
case TGSI_OPCODE_XOR:
emit_arit_op2("^");
break;
case TGSI_OPCODE_MOD:
emit_arit_op2("%");
break;
case TGSI_OPCODE_TEX:
case TGSI_OPCODE_TEX2:
case TGSI_OPCODE_TXB:
case TGSI_OPCODE_TXL:
case TGSI_OPCODE_TXB2:
case TGSI_OPCODE_TXL2:
case TGSI_OPCODE_TXD:
case TGSI_OPCODE_TXF:
case TGSI_OPCODE_TG4:
case TGSI_OPCODE_TXP:
case TGSI_OPCODE_LODQ:
translate_tex(ctx, inst, &sinfo, &dinfo, srcs, dsts[0], writemask);
break;
case TGSI_OPCODE_TXQ:
emit_txq(ctx, inst, sinfo.sreg_index, srcs, dsts[0], writemask);
break;
case TGSI_OPCODE_TXQS:
emit_txqs(ctx, inst, sinfo.sreg_index, srcs, dsts[0]);
break;
case TGSI_OPCODE_I2F:
emit_buff(ctx, "%s = %s(ivec4(%s)%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0], writemask);
break;
case TGSI_OPCODE_I2D:
emit_buff(ctx, "%s = %s(ivec4(%s));\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_D2F:
emit_buff(ctx, "%s = %s(%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_U2F:
emit_buff(ctx, "%s = %s(uvec4(%s)%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0], writemask);
break;
case TGSI_OPCODE_U2D:
emit_buff(ctx, "%s = %s(uvec4(%s));\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_F2I:
emit_buff(ctx, "%s = %s(%s(ivec4(%s))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], writemask);
break;
case TGSI_OPCODE_D2I:
emit_buff(ctx, "%s = %s(%s(%s(%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), get_string(dinfo.idstconv), srcs[0]);
break;
case TGSI_OPCODE_F2U:
emit_buff(ctx, "%s = %s(%s(uvec4(%s))%s);\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], writemask);
break;
case TGSI_OPCODE_D2U:
emit_buff(ctx, "%s = %s(%s(%s(%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), get_string(dinfo.udstconv), srcs[0]);
break;
case TGSI_OPCODE_F2D:
emit_buff(ctx, "%s = %s(%s(%s));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0]);
break;
case TGSI_OPCODE_NOT:
emit_buff(ctx, "%s = %s(uintBitsToFloat(~(uvec4(%s))));\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_INEG:
emit_buff(ctx, "%s = %s(intBitsToFloat(-(ivec4(%s))));\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_DNEG:
emit_buff(ctx, "%s = %s(-%s);\n", dsts[0], get_string(dinfo.dstconv), srcs[0]);
break;
case TGSI_OPCODE_SEQ:
emit_compare("equal");
break;
case TGSI_OPCODE_USEQ:
case TGSI_OPCODE_FSEQ:
case TGSI_OPCODE_DSEQ:
if (inst->Instruction.Opcode == TGSI_OPCODE_DSEQ)
strcpy(writemask, ".x");
emit_ucompare("equal");
break;
case TGSI_OPCODE_SLT:
emit_compare("lessThan");
break;
case TGSI_OPCODE_ISLT:
case TGSI_OPCODE_USLT:
case TGSI_OPCODE_FSLT:
case TGSI_OPCODE_DSLT:
if (inst->Instruction.Opcode == TGSI_OPCODE_DSLT)
strcpy(writemask, ".x");
emit_ucompare("lessThan");
break;
case TGSI_OPCODE_SNE:
emit_compare("notEqual");
break;
case TGSI_OPCODE_USNE:
case TGSI_OPCODE_FSNE:
case TGSI_OPCODE_DSNE:
if (inst->Instruction.Opcode == TGSI_OPCODE_DSNE)
strcpy(writemask, ".x");
emit_ucompare("notEqual");
break;
case TGSI_OPCODE_SGE:
emit_compare("greaterThanEqual");
break;
case TGSI_OPCODE_ISGE:
case TGSI_OPCODE_USGE:
case TGSI_OPCODE_FSGE:
case TGSI_OPCODE_DSGE:
if (inst->Instruction.Opcode == TGSI_OPCODE_DSGE)
strcpy(writemask, ".x");
emit_ucompare("greaterThanEqual");
break;
case TGSI_OPCODE_POW:
emit_buff(ctx, "%s = %s(pow(%s, %s));\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_CMP:
emit_buff(ctx, "%s = mix(%s, %s, greaterThanEqual(%s, vec4(0.0)))%s;\n", dsts[0], srcs[1], srcs[2], srcs[0], writemask);
break;
case TGSI_OPCODE_UCMP:
emit_buff(ctx, "%s = mix(%s, %s, notEqual(floatBitsToUint(%s), uvec4(0.0)))%s;\n", dsts[0], srcs[2], srcs[1], srcs[0], writemask);
break;
case TGSI_OPCODE_END:
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX) {
handle_vertex_proc_exit(ctx);
} else if (iter->processor.Processor == TGSI_PROCESSOR_TESS_CTRL) {
emit_clip_dist_movs(ctx);
} else if (iter->processor.Processor == TGSI_PROCESSOR_TESS_EVAL) {
if (ctx->so && !ctx->key->gs_present)
emit_so_movs(ctx);
emit_clip_dist_movs(ctx);
if (!ctx->key->gs_present) {
emit_prescale(ctx);
}
} else if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
handle_fragment_proc_exit(ctx);
}
emit_buf(ctx, "}\n");
break;
case TGSI_OPCODE_RET:
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX) {
handle_vertex_proc_exit(ctx);
} else if (iter->processor.Processor == TGSI_PROCESSOR_FRAGMENT) {
handle_fragment_proc_exit(ctx);
}
emit_buf(ctx, "return;\n");
break;
case TGSI_OPCODE_ARL:
emit_buff(ctx, "%s = int(floor(%s)%s);\n", dsts[0], srcs[0], writemask);
break;
case TGSI_OPCODE_UARL:
emit_buff(ctx, "%s = int(%s);\n", dsts[0], srcs[0]);
break;
case TGSI_OPCODE_XPD:
emit_buff(ctx, "%s = %s(cross(vec3(%s), vec3(%s)));\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1]);
break;
case TGSI_OPCODE_BGNLOOP:
emit_buf(ctx, "do {\n");
indent_buf(ctx);
break;
case TGSI_OPCODE_ENDLOOP:
outdent_buf(ctx);
emit_buf(ctx, "} while(true);\n");
break;
case TGSI_OPCODE_BRK:
emit_buf(ctx, "break;\n");
break;
case TGSI_OPCODE_EMIT: {
struct immed *imd = &ctx->imm[(inst->Src[0].Register.Index)];
if (ctx->so && ctx->key->gs_present)
emit_so_movs(ctx);
emit_clip_dist_movs(ctx);
emit_prescale(ctx);
if (imd->val[inst->Src[0].Register.SwizzleX].ui > 0) {
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
emit_buff(ctx, "EmitStreamVertex(%d);\n", imd->val[inst->Src[0].Register.SwizzleX].ui);
} else
emit_buf(ctx, "EmitVertex();\n");
break;
}
case TGSI_OPCODE_ENDPRIM: {
struct immed *imd = &ctx->imm[(inst->Src[0].Register.Index)];
if (imd->val[inst->Src[0].Register.SwizzleX].ui > 0) {
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
emit_buff(ctx, "EndStreamPrimitive(%d);\n", imd->val[inst->Src[0].Register.SwizzleX].ui);
} else
emit_buf(ctx, "EndPrimitive();\n");
break;
}
case TGSI_OPCODE_INTERP_CENTROID:
emit_buff(ctx, "%s = %s(%s(vec4(interpolateAtCentroid(%s)%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], src_swizzle0);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_INTERP_SAMPLE:
emit_buff(ctx, "%s = %s(%s(vec4(interpolateAtSample(%s, %s.x)%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], src_swizzle0);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_INTERP_OFFSET:
emit_buff(ctx, "%s = %s(%s(vec4(interpolateAtOffset(%s, %s.xy)%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], src_swizzle0);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_UMUL_HI:
emit_buff(ctx, "umulExtended(%s, %s, umul_temp, mul_utemp);\n", srcs[0], srcs[1]);
emit_buff(ctx, "%s = %s(%s(umul_temp%s));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), writemask);
if (!ctx->cfg->use_gles) {
if (ctx->cfg->has_gpu_shader5)
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
else
ctx->shader_req_bits |= SHADER_REQ_SHADER_INTEGER_FUNC;
}
ctx->write_mul_utemp = true;
break;
case TGSI_OPCODE_IMUL_HI:
emit_buff(ctx, "imulExtended(%s, %s, imul_temp, mul_itemp);\n", srcs[0], srcs[1]);
emit_buff(ctx, "%s = %s(%s(imul_temp%s));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), writemask);
if (!ctx->cfg->use_gles) {
if (ctx->cfg->has_gpu_shader5)
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
else
ctx->shader_req_bits |= SHADER_REQ_SHADER_INTEGER_FUNC;
}
ctx->write_mul_itemp = true;
break;
case TGSI_OPCODE_IBFE:
emit_buff(ctx, "%s = %s(%s(bitfieldExtract(%s, int(%s.x), int(%s.x))));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], srcs[2]);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_UBFE:
emit_buff(ctx, "%s = %s(%s(bitfieldExtract(%s, int(%s.x), int(%s.x))));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0], srcs[1], srcs[2]);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_BFI:
emit_buff(ctx, "%s = %s(uintBitsToFloat(bitfieldInsert(%s, %s, int(%s), int(%s))));\n", dsts[0], get_string(dinfo.dstconv), srcs[0], srcs[1], srcs[2], srcs[3]);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_BREV:
emit_buff(ctx, "%s = %s(%s(bitfieldReverse(%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0]);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_POPC:
emit_buff(ctx, "%s = %s(%s(bitCount(%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0]);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_LSB:
emit_buff(ctx, "%s = %s(%s(findLSB(%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0]);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_IMSB:
case TGSI_OPCODE_UMSB:
emit_buff(ctx, "%s = %s(%s(findMSB(%s)));\n", dsts[0], get_string(dinfo.dstconv), get_string(dinfo.dtypeprefix), srcs[0]);
ctx->shader_req_bits |= SHADER_REQ_GPU_SHADER5;
break;
case TGSI_OPCODE_BARRIER:
emit_buf(ctx, "barrier();\n");
break;
case TGSI_OPCODE_MEMBAR: {
struct immed *imd = &ctx->imm[(inst->Src[0].Register.Index)];
uint32_t val = imd->val[inst->Src[0].Register.SwizzleX].ui;
uint32_t all_val = (TGSI_MEMBAR_SHADER_BUFFER |
TGSI_MEMBAR_ATOMIC_BUFFER |
TGSI_MEMBAR_SHADER_IMAGE |
TGSI_MEMBAR_SHARED);
if (val & TGSI_MEMBAR_THREAD_GROUP) {
emit_buf(ctx, "groupMemoryBarrier();\n");
} else {
if ((val & all_val) == all_val) {
emit_buf(ctx, "memoryBarrier();\n");
} else {
if (val & TGSI_MEMBAR_SHADER_BUFFER) {
emit_buf(ctx, "memoryBarrierBuffer();\n");
}
if (val & TGSI_MEMBAR_ATOMIC_BUFFER) {
emit_buf(ctx, "memoryBarrierAtomic();\n");
}
if (val & TGSI_MEMBAR_SHADER_IMAGE) {
emit_buf(ctx, "memoryBarrierImage();\n");
}
if (val & TGSI_MEMBAR_SHARED) {
emit_buf(ctx, "memoryBarrierShared();\n");
}
}
}
break;
}
case TGSI_OPCODE_STORE:
if (ctx->cfg->use_gles) {
if (!rewrite_1d_image_coordinate(ctx->src_bufs + 1, inst))
return false;
srcs[1] = ctx->src_bufs[1].buf;
}
translate_store(ctx, inst, &sinfo, srcs, dsts[0]);
break;
case TGSI_OPCODE_LOAD:
if (ctx->cfg->use_gles) {
if (!rewrite_1d_image_coordinate(ctx->src_bufs + 1, inst))
return false;
srcs[1] = ctx->src_bufs[1].buf;
}
translate_load(ctx, inst, &sinfo, &dinfo, srcs, dsts[0], writemask);
break;
case TGSI_OPCODE_ATOMUADD:
case TGSI_OPCODE_ATOMXCHG:
case TGSI_OPCODE_ATOMCAS:
case TGSI_OPCODE_ATOMAND:
case TGSI_OPCODE_ATOMOR:
case TGSI_OPCODE_ATOMXOR:
case TGSI_OPCODE_ATOMUMIN:
case TGSI_OPCODE_ATOMUMAX:
case TGSI_OPCODE_ATOMIMIN:
case TGSI_OPCODE_ATOMIMAX:
if (ctx->cfg->use_gles) {
if (!rewrite_1d_image_coordinate(ctx->src_bufs + 1, inst))
return false;
srcs[1] = ctx->src_bufs[1].buf;
}
translate_atomic(ctx, inst, &sinfo, srcs, dsts[0]);
break;
case TGSI_OPCODE_RESQ:
translate_resq(ctx, inst, srcs, dsts[0], writemask);
break;
case TGSI_OPCODE_CLOCK:
ctx->shader_req_bits |= SHADER_REQ_SHADER_CLOCK;
emit_buff(ctx, "%s = uintBitsToFloat(clock2x32ARB());\n", dsts[0]);
break;
default:
vrend_printf("failed to convert opcode %d\n", inst->Instruction.Opcode);
break;
}
for (uint32_t i = 0; i < 1; i++) {
enum tgsi_opcode_type dtype = tgsi_opcode_infer_dst_type(inst->Instruction.Opcode);
if (dtype == TGSI_TYPE_DOUBLE) {
emit_buff(ctx, "%s = uintBitsToFloat(unpackDouble2x32(%s));\n", fp64_dsts[0], dsts[0]);
}
}
if (inst->Instruction.Saturate) {
emit_buff(ctx, "%s = clamp(%s, 0.0, 1.0);\n", dsts[0], dsts[0]);
}
if (strbuf_get_error(&ctx->glsl_main))
return false;
return true;
}
static boolean
prolog(struct tgsi_iterate_context *iter)
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
if (ctx->prog_type == -1)
ctx->prog_type = iter->processor.Processor;
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX &&
ctx->key->gs_present)
require_glsl_ver(ctx, 150);
return true;
}
static void emit_ext(struct dump_ctx *ctx, const char *name,
const char *verb)
{
emit_ver_extf(ctx, "#extension GL_%s : %s\n", name, verb);
}
static void emit_header(struct dump_ctx *ctx)
{
if (ctx->cfg->use_gles) {
emit_ver_extf(ctx, "#version %d es\n", ctx->cfg->glsl_version);
if ((ctx->shader_req_bits & SHADER_REQ_CLIP_DISTANCE)||
(ctx->num_clip_dist == 0 && ctx->key->clip_plane_enable)) {
emit_ext(ctx, "EXT_clip_cull_distance", "require");
}
if (ctx->shader_req_bits & SHADER_REQ_SAMPLER_MS)
emit_ext(ctx, "OES_texture_storage_multisample_2d_array", "require");
if (ctx->prog_type == TGSI_PROCESSOR_FRAGMENT) {
if (ctx->shader_req_bits & SHADER_REQ_FBFETCH)
emit_ext(ctx, "EXT_shader_framebuffer_fetch", "require");
}
if (ctx->shader_req_bits & SHADER_REQ_VIEWPORT_IDX)
emit_ext(ctx, "OES_viewport_array", "require");
if (ctx->prog_type == TGSI_PROCESSOR_GEOMETRY) {
emit_ext(ctx, "EXT_geometry_shader", "require");
if (ctx->shader_req_bits & SHADER_REQ_PSIZE)
emit_ext(ctx, "OES_geometry_point_size", "enable");
}
if (ctx->shader_req_bits & SHADER_REQ_NV_IMAGE_FORMATS)
emit_ext(ctx, "NV_image_formats", "require");
if ((ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ||
ctx->prog_type == TGSI_PROCESSOR_TESS_EVAL)) {
if (ctx->cfg->glsl_version < 320)
emit_ext(ctx, "OES_tessellation_shader", "require");
emit_ext(ctx, "OES_tessellation_point_size", "enable");
}
if (ctx->cfg->glsl_version < 320) {
if (ctx->shader_req_bits & SHADER_REQ_SAMPLE_SHADING)
emit_ext(ctx, "OES_sample_variables", "require");
if (ctx->shader_req_bits & SHADER_REQ_GPU_SHADER5) {
emit_ext(ctx, "OES_gpu_shader5", "require");
emit_ext(ctx, "OES_shader_multisample_interpolation",
"require");
}
if (ctx->shader_req_bits & SHADER_REQ_CUBE_ARRAY)
emit_ext(ctx, "OES_texture_cube_map_array", "require");
if (ctx->shader_req_bits & SHADER_REQ_LAYER)
emit_ext(ctx, "EXT_geometry_shader", "require");
if (ctx->shader_req_bits & SHADER_REQ_IMAGE_ATOMIC)
emit_ext(ctx, "OES_shader_image_atomic", "require");
}
if (logiop_require_inout(ctx->key)) {
if (ctx->key->fs_logicop_emulate_coherent)
emit_ext(ctx, "EXT_shader_framebuffer_fetch", "require");
else
emit_ext(ctx, "EXT_shader_framebuffer_fetch_non_coherent", "require");
}
if (ctx->shader_req_bits & SHADER_REQ_LODQ)
emit_ext(ctx, "EXT_texture_query_lod", "require");
emit_hdr(ctx, "precision highp float;\n");
emit_hdr(ctx, "precision highp int;\n");
} else {
if (ctx->prog_type == TGSI_PROCESSOR_COMPUTE) {
emit_ver_ext(ctx, "#version 330\n");
emit_ext(ctx, "ARB_compute_shader", "require");
} else {
if (ctx->glsl_ver_required > 150)
emit_ver_extf(ctx, "#version %d\n", ctx->glsl_ver_required);
else if (ctx->prog_type == TGSI_PROCESSOR_GEOMETRY ||
ctx->prog_type == TGSI_PROCESSOR_TESS_EVAL ||
ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ||
ctx->glsl_ver_required == 150)
emit_ver_ext(ctx, "#version 150\n");
else if (ctx->glsl_ver_required == 140)
emit_ver_ext(ctx, "#version 140\n");
else
emit_ver_ext(ctx, "#version 130\n");
}
if (ctx->shader_req_bits & SHADER_REQ_ENHANCED_LAYOUTS)
emit_ext(ctx, "ARB_enhanced_layouts", "require");
if (ctx->shader_req_bits & SHADER_REQ_SEPERATE_SHADER_OBJECTS)
emit_ext(ctx, "ARB_separate_shader_objects", "require");
if (ctx->shader_req_bits & SHADER_REQ_ARRAYS_OF_ARRAYS)
emit_ext(ctx, "ARB_arrays_of_arrays", "require");
if (ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ||
ctx->prog_type == TGSI_PROCESSOR_TESS_EVAL)
emit_ext(ctx, "ARB_tessellation_shader", "require");
if (ctx->prog_type == TGSI_PROCESSOR_VERTEX && ctx->cfg->use_explicit_locations)
emit_ext(ctx, "ARB_explicit_attrib_location", "require");
if (ctx->prog_type == TGSI_PROCESSOR_FRAGMENT && fs_emit_layout(ctx))
emit_ext(ctx, "ARB_fragment_coord_conventions", "require");
if (ctx->ubo_used_mask)
emit_ext(ctx, "ARB_uniform_buffer_object", "require");
if (ctx->num_cull_dist_prop || ctx->key->prev_stage_num_cull_out)
emit_ext(ctx, "ARB_cull_distance", "require");
if (ctx->ssbo_used_mask)
emit_ext(ctx, "ARB_shader_storage_buffer_object", "require");
if (ctx->num_abo) {
emit_ext(ctx, "ARB_shader_atomic_counters", "require");
emit_ext(ctx, "ARB_shader_atomic_counter_ops", "require");
}
for (uint32_t i = 0; i < ARRAY_SIZE(shader_req_table); i++) {
if (shader_req_table[i].key == SHADER_REQ_SAMPLER_RECT && ctx->glsl_ver_required >= 140)
continue;
if (ctx->shader_req_bits & shader_req_table[i].key) {
emit_ext(ctx, shader_req_table[i].string, "require");
}
}
}
}
char vrend_shader_samplerreturnconv(enum tgsi_return_type type)
{
switch (type) {
case TGSI_RETURN_TYPE_SINT:
return 'i';
case TGSI_RETURN_TYPE_UINT:
return 'u';
default:
return ' ';
}
}
const char *vrend_shader_samplertypeconv(bool use_gles, int sampler_type, int *is_shad)
{
switch (sampler_type) {
case TGSI_TEXTURE_BUFFER: return "Buffer";
case TGSI_TEXTURE_1D:
if (!use_gles)
return "1D";
/* fallthrough */
case TGSI_TEXTURE_2D: return "2D";
case TGSI_TEXTURE_3D: return "3D";
case TGSI_TEXTURE_CUBE: return "Cube";
case TGSI_TEXTURE_RECT: return use_gles ? "2D" : "2DRect";
case TGSI_TEXTURE_SHADOW1D:
if (!use_gles) {
*is_shad = 1;
return "1DShadow";
}
/* fallthrough */
case TGSI_TEXTURE_SHADOW2D: *is_shad = 1; return "2DShadow";
case TGSI_TEXTURE_SHADOWRECT:
*is_shad = 1;
return (!use_gles) ? "2DRectShadow" : "2DShadow";
case TGSI_TEXTURE_1D_ARRAY:
if (!use_gles)
return "1DArray";
/* fallthrough */
case TGSI_TEXTURE_2D_ARRAY: return "2DArray";
case TGSI_TEXTURE_SHADOW1D_ARRAY:
if (!use_gles) {
*is_shad = 1;
return "1DArrayShadow";
}
/* fallthrough */
case TGSI_TEXTURE_SHADOW2D_ARRAY: *is_shad = 1; return "2DArrayShadow";
case TGSI_TEXTURE_SHADOWCUBE: *is_shad = 1; return "CubeShadow";
case TGSI_TEXTURE_CUBE_ARRAY: return "CubeArray";
case TGSI_TEXTURE_SHADOWCUBE_ARRAY: *is_shad = 1; return "CubeArrayShadow";
case TGSI_TEXTURE_2D_MSAA: return "2DMS";
case TGSI_TEXTURE_2D_ARRAY_MSAA: return "2DMSArray";
default: return NULL;
}
}
static const char *get_interp_string(struct vrend_shader_cfg *cfg, int interpolate, bool flatshade)
{
switch (interpolate) {
case TGSI_INTERPOLATE_LINEAR:
if (!cfg->use_gles)
return "noperspective ";
else
return "";
case TGSI_INTERPOLATE_PERSPECTIVE:
return "smooth ";
case TGSI_INTERPOLATE_CONSTANT:
return "flat ";
case TGSI_INTERPOLATE_COLOR:
if (flatshade)
return "flat ";
/* fallthrough */
default:
return NULL;
}
}
static const char *get_aux_string(unsigned location)
{
switch (location) {
case TGSI_INTERPOLATE_LOC_CENTER:
default:
return "";
case TGSI_INTERPOLATE_LOC_CENTROID:
return "centroid ";
case TGSI_INTERPOLATE_LOC_SAMPLE:
return "sample ";
}
}
static void emit_sampler_decl(struct dump_ctx *ctx,
uint32_t i, uint32_t range,
const struct vrend_shader_sampler *sampler)
{
char ptc;
int is_shad = 0;
const char *sname, *precision, *stc;
sname = tgsi_proc_to_prefix(ctx->prog_type);
precision = (ctx->cfg->use_gles) ? "highp " : " ";
ptc = vrend_shader_samplerreturnconv(sampler->tgsi_sampler_return);
stc = vrend_shader_samplertypeconv(ctx->cfg->use_gles, sampler->tgsi_sampler_type, &is_shad);
/* GLES does not support 1D textures -- we use a 2D texture and set the parameter set to 0.5 */
if (ctx->cfg->use_gles && sampler->tgsi_sampler_type == TGSI_TEXTURE_1D)
emit_hdrf(ctx, "uniform highp %csampler2D %ssamp%d;\n", ptc, sname, i);
else if (range)
emit_hdrf(ctx, "uniform %s%csampler%s %ssamp%d[%d];\n", precision, ptc, stc, sname, i, range);
else
emit_hdrf(ctx, "uniform %s%csampler%s %ssamp%d;\n", precision, ptc, stc, sname, i);
if (is_shad) {
emit_hdrf(ctx, "uniform %svec4 %sshadmask%d;\n", precision, sname, i);
emit_hdrf(ctx, "uniform %svec4 %sshadadd%d;\n", precision, sname, i);
ctx->shadow_samp_mask |= (1 << i);
}
}
const char *get_internalformat_string(int virgl_format, enum tgsi_return_type *stype)
{
switch (virgl_format) {
case PIPE_FORMAT_R11G11B10_FLOAT:
*stype = TGSI_RETURN_TYPE_FLOAT;
return "r11f_g11f_b10f";
case PIPE_FORMAT_R10G10B10A2_UNORM:
*stype = TGSI_RETURN_TYPE_UNORM;
return "rgb10_a2";
case PIPE_FORMAT_R10G10B10A2_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "rgb10_a2ui";
case PIPE_FORMAT_R8_UNORM:
*stype = TGSI_RETURN_TYPE_UNORM;
return "r8";
case PIPE_FORMAT_R8_SNORM:
*stype = TGSI_RETURN_TYPE_SNORM;
return "r8_snorm";
case PIPE_FORMAT_R8_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "r8ui";
case PIPE_FORMAT_R8_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "r8i";
case PIPE_FORMAT_R8G8_UNORM:
*stype = TGSI_RETURN_TYPE_UNORM;
return "rg8";
case PIPE_FORMAT_R8G8_SNORM:
*stype = TGSI_RETURN_TYPE_SNORM;
return "rg8_snorm";
case PIPE_FORMAT_R8G8_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "rg8ui";
case PIPE_FORMAT_R8G8_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "rg8i";
case PIPE_FORMAT_R8G8B8A8_UNORM:
*stype = TGSI_RETURN_TYPE_UNORM;
return "rgba8";
case PIPE_FORMAT_R8G8B8A8_SNORM:
*stype = TGSI_RETURN_TYPE_SNORM;
return "rgba8_snorm";
case PIPE_FORMAT_R8G8B8A8_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "rgba8ui";
case PIPE_FORMAT_R8G8B8A8_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "rgba8i";
case PIPE_FORMAT_R16_UNORM:
*stype = TGSI_RETURN_TYPE_UNORM;
return "r16";
case PIPE_FORMAT_R16_SNORM:
*stype = TGSI_RETURN_TYPE_SNORM;
return "r16_snorm";
case PIPE_FORMAT_R16_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "r16ui";
case PIPE_FORMAT_R16_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "r16i";
case PIPE_FORMAT_R16_FLOAT:
*stype = TGSI_RETURN_TYPE_FLOAT;
return "r16f";
case PIPE_FORMAT_R16G16_UNORM:
*stype = TGSI_RETURN_TYPE_UNORM;
return "rg16";
case PIPE_FORMAT_R16G16_SNORM:
*stype = TGSI_RETURN_TYPE_SNORM;
return "rg16_snorm";
case PIPE_FORMAT_R16G16_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "rg16ui";
case PIPE_FORMAT_R16G16_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "rg16i";
case PIPE_FORMAT_R16G16_FLOAT:
*stype = TGSI_RETURN_TYPE_FLOAT;
return "rg16f";
case PIPE_FORMAT_R16G16B16A16_UNORM:
*stype = TGSI_RETURN_TYPE_UNORM;
return "rgba16";
case PIPE_FORMAT_R16G16B16A16_SNORM:
*stype = TGSI_RETURN_TYPE_SNORM;
return "rgba16_snorm";
case PIPE_FORMAT_R16G16B16A16_FLOAT:
*stype = TGSI_RETURN_TYPE_FLOAT;
return "rgba16f";
case PIPE_FORMAT_R32_FLOAT:
*stype = TGSI_RETURN_TYPE_FLOAT;
return "r32f";
case PIPE_FORMAT_R32_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "r32ui";
case PIPE_FORMAT_R32_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "r32i";
case PIPE_FORMAT_R32G32_FLOAT:
*stype = TGSI_RETURN_TYPE_FLOAT;
return "rg32f";
case PIPE_FORMAT_R32G32_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "rg32ui";
case PIPE_FORMAT_R32G32_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "rg32i";
case PIPE_FORMAT_R32G32B32A32_FLOAT:
*stype = TGSI_RETURN_TYPE_FLOAT;
return "rgba32f";
case PIPE_FORMAT_R32G32B32A32_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "rgba32ui";
case PIPE_FORMAT_R16G16B16A16_UINT:
*stype = TGSI_RETURN_TYPE_UINT;
return "rgba16ui";
case PIPE_FORMAT_R16G16B16A16_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "rgba16i";
case PIPE_FORMAT_R32G32B32A32_SINT:
*stype = TGSI_RETURN_TYPE_SINT;
return "rgba32i";
case PIPE_FORMAT_NONE:
*stype = TGSI_RETURN_TYPE_UNORM;
return "";
default:
*stype = TGSI_RETURN_TYPE_UNORM;
vrend_printf( "illegal format %d\n", virgl_format);
return "";
}
}
static void emit_image_decl(struct dump_ctx *ctx,
uint32_t i, uint32_t range,
const struct vrend_shader_image *image)
{
char ptc;
int is_shad = 0;
const char *sname, *stc, *formatstr;
enum tgsi_return_type itype;
const char *volatile_str = image->vflag ? "volatile " : "";
const char *precision = ctx->cfg->use_gles ? "highp " : "";
const char *access = "";
formatstr = get_internalformat_string(image->decl.Format, &itype);
ptc = vrend_shader_samplerreturnconv(itype);
sname = tgsi_proc_to_prefix(ctx->prog_type);
stc = vrend_shader_samplertypeconv(ctx->cfg->use_gles, image->decl.Resource, &is_shad);
if (!image->decl.Writable)
access = "readonly ";
else if (!image->decl.Format ||
(ctx->cfg->use_gles &&
(image->decl.Format != PIPE_FORMAT_R32_FLOAT) &&
(image->decl.Format != PIPE_FORMAT_R32_SINT) &&
(image->decl.Format != PIPE_FORMAT_R32_UINT)))
access = "writeonly ";
if (ctx->cfg->use_gles) { /* TODO: enable on OpenGL 4.2 and up also */
emit_hdrf(ctx, "layout(binding=%d%s%s) ",
i, formatstr[0] != '\0' ? ", " : ", rgba32f", formatstr);
} else if (formatstr[0] != '\0') {
emit_hdrf(ctx, "layout(%s) ", formatstr);
}
if (range)
emit_hdrf(ctx, "%s%suniform %s%cimage%s %simg%d[%d];\n",
access, volatile_str, precision, ptc, stc, sname, i, range);
else
emit_hdrf(ctx, "%s%suniform %s%cimage%s %simg%d;\n",
access, volatile_str, precision, ptc, stc, sname, i);
}
static void emit_ios_common(struct dump_ctx *ctx)
{
uint i;
const char *sname = tgsi_proc_to_prefix(ctx->prog_type);
for (i = 0; i < ctx->num_temp_ranges; i++) {
emit_hdrf(ctx, "vec4 temp%d[%d];\n", ctx->temp_ranges[i].first, ctx->temp_ranges[i].last - ctx->temp_ranges[i].first + 1);
}
if (ctx->write_mul_utemp) {
emit_hdr(ctx, "uvec4 mul_utemp;\n");
emit_hdr(ctx, "uvec4 umul_temp;\n");
}
if (ctx->write_mul_itemp) {
emit_hdr(ctx, "ivec4 mul_itemp;\n");
emit_hdr(ctx, "ivec4 imul_temp;\n");
}
if (ctx->ssbo_used_mask || ctx->has_file_memory) {
emit_hdr(ctx, "uint ssbo_addr_temp;\n");
}
if (ctx->shader_req_bits & SHADER_REQ_FP64) {
emit_hdr(ctx, "dvec2 fp64_dst[3];\n");
emit_hdr(ctx, "dvec2 fp64_src[4];\n");
}
for (i = 0; i < ctx->num_address; i++) {
emit_hdrf(ctx, "int addr%d;\n", i);
}
if (ctx->num_consts) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
emit_hdrf(ctx, "uniform uvec4 %sconst0[%d];\n", cname, ctx->num_consts);
}
if (ctx->ubo_used_mask) {
const char *cname = tgsi_proc_to_prefix(ctx->prog_type);
if (ctx->info.dimension_indirect_files & (1 << TGSI_FILE_CONSTANT)) {
require_glsl_ver(ctx, 150);
int first = ffs(ctx->ubo_used_mask) - 1;
unsigned num_ubo = util_bitcount(ctx->ubo_used_mask);
emit_hdrf(ctx, "uniform %subo { vec4 ubocontents[%d]; } %suboarr[%d];\n", cname, ctx->ubo_sizes[first], cname, num_ubo);
} else {
unsigned mask = ctx->ubo_used_mask;
while (mask) {
uint32_t i = u_bit_scan(&mask);
emit_hdrf(ctx, "uniform %subo%d { vec4 %subo%dcontents[%d]; };\n", cname, i, cname, i, ctx->ubo_sizes[i]);
}
}
}
if (ctx->info.indirect_files & (1 << TGSI_FILE_SAMPLER)) {
for (i = 0; i < ctx->num_sampler_arrays; i++) {
uint32_t first = ctx->sampler_arrays[i].first;
uint32_t range = ctx->sampler_arrays[i].array_size;
emit_sampler_decl(ctx, first, range, ctx->samplers + first);
}
} else {
uint nsamp = util_last_bit(ctx->samplers_used);
for (i = 0; i < nsamp; i++) {
if ((ctx->samplers_used & (1 << i)) == 0)
continue;
emit_sampler_decl(ctx, i, 0, ctx->samplers + i);
}
}
if (ctx->info.indirect_files & (1 << TGSI_FILE_IMAGE)) {
for (i = 0; i < ctx->num_image_arrays; i++) {
uint32_t first = ctx->image_arrays[i].first;
uint32_t range = ctx->image_arrays[i].array_size;
emit_image_decl(ctx, first, range, ctx->images + first);
}
} else {
uint32_t mask = ctx->images_used_mask;
while (mask) {
i = u_bit_scan(&mask);
emit_image_decl(ctx, i, 0, ctx->images + i);
}
}
for (i = 0; i < ctx->num_abo; i++){
if (ctx->abo_sizes[i] > 1)
emit_hdrf(ctx, "layout (binding = %d, offset = %d) uniform atomic_uint ac%d[%d];\n", ctx->abo_idx[i], ctx->abo_offsets[i] * 4, i, ctx->abo_sizes[i]);
else
emit_hdrf(ctx, "layout (binding = %d, offset = %d) uniform atomic_uint ac%d;\n", ctx->abo_idx[i], ctx->abo_offsets[i] * 4, i);
}
if (ctx->info.indirect_files & (1 << TGSI_FILE_BUFFER)) {
uint32_t mask = ctx->ssbo_used_mask;
while (mask) {
int start, count;
u_bit_scan_consecutive_range(&mask, &start, &count);
const char *atomic = (ctx->ssbo_atomic_mask & (1 << start)) ? "atomic" : "";
emit_hdrf(ctx, "layout (binding = %d, std430) buffer %sssbo%d { uint %sssbocontents%d[]; } %sssboarr%s[%d];\n", start, sname, start, sname, start, sname, atomic, count);
}
} else {
uint32_t mask = ctx->ssbo_used_mask;
while (mask) {
uint32_t id = u_bit_scan(&mask);
enum vrend_type_qualifier type = (ctx->ssbo_integer_mask & (1 << id)) ? INT : UINT;
char *coherent = ctx->ssbo_memory_qualifier[id] == TGSI_MEMORY_COHERENT ? "coherent" : "";
emit_hdrf(ctx, "layout (binding = %d, std430) %s buffer %sssbo%d { %s %sssbocontents%d[]; };\n", id, coherent, sname, id,
get_string(type), sname, id);
}
}
}
static void emit_ios_streamout(struct dump_ctx *ctx)
{
if (ctx->so) {
char outtype[6] = {0};
for (uint i = 0; i < ctx->so->num_outputs; i++) {
if (!ctx->write_so_outputs[i])
continue;
if (ctx->so->output[i].num_components == 1)
snprintf(outtype, 6, "float");
else
snprintf(outtype, 6, "vec%d", ctx->so->output[i].num_components);
if (ctx->so->output[i].stream && ctx->prog_type == TGSI_PROCESSOR_GEOMETRY)
emit_hdrf(ctx, "layout (stream=%d) out %s tfout%d;\n", ctx->so->output[i].stream, outtype, i);
else {
const struct vrend_shader_io *output = get_io_slot(&ctx->outputs[0], ctx->num_outputs,
ctx->so->output[i].register_index);
if (ctx->so->output[i].need_temp || output->name == TGSI_SEMANTIC_CLIPDIST ||
output->glsl_predefined_no_emit) {
if (ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL)
emit_hdrf(ctx, "out %s tfout%d[];\n", outtype, i);
else
emit_hdrf(ctx, "out %s tfout%d;\n", outtype, i);
}
}
}
}
}
static inline void emit_winsys_correction(struct dump_ctx *ctx)
{
emit_hdr(ctx, "uniform float winsys_adjust_y;\n");
}
static void emit_ios_indirect_generics_output(struct dump_ctx *ctx, const char *postfix)
{
if (ctx->generic_output_range.used) {
int size = ctx->generic_output_range.io.last - ctx->generic_output_range.io.sid + 1;
if (prefer_generic_io_block(ctx, io_out)) {
char blockname[64];
const char *stage_prefix = get_stage_output_name_prefix(ctx->prog_type);
get_blockname(blockname, stage_prefix, &ctx->generic_output_range.io);
char blockvarame[64];
get_blockvarname(blockvarame, stage_prefix, &ctx->generic_output_range.io, postfix);
emit_hdrf(ctx, "out %s {\n vec4 %s[%d]; \n} %s;\n", blockname,
ctx->generic_output_range.io.glsl_name, size, blockvarame);
} else
emit_hdrf(ctx, "out vec4 %s%s[%d];\n",
ctx->generic_output_range.io.glsl_name,
postfix,
size);
}
}
static void emit_ios_indirect_generics_input(struct dump_ctx *ctx, const char *postfix)
{
if (ctx->generic_input_range.used) {
int size = ctx->generic_input_range.io.last - ctx->generic_input_range.io.sid + 1;
assert(size < 256 && size >= 0);
if (size < ctx->key->num_indirect_generic_inputs)
ctx->key->num_indirect_generic_inputs = (unsigned char)size; // This is wrong but needed for debugging
if (prefer_generic_io_block(ctx, io_in)) {
char blockname[64];
char blockvarame[64];
const char *stage_prefix = get_stage_input_name_prefix(ctx, ctx->prog_type);
get_blockname(blockname, stage_prefix, &ctx->generic_input_range.io);
get_blockvarname(blockvarame, stage_prefix, &ctx->generic_input_range.io,
postfix);
emit_hdrf(ctx, "in %s {\n vec4 %s[%d]; \n} %s;\n",
blockname, ctx->generic_input_range.io.glsl_name,
size, blockvarame);
} else
emit_hdrf(ctx, "in vec4 %s%s[%d];\n",
ctx->generic_input_range.io.glsl_name,
postfix,
size);
}
}
static void
emit_ios_generics(struct dump_ctx *ctx, enum io_type iot, const char *prefix,
const struct vrend_shader_io *io, const char *inout,
const char *postfix)
{
const char type[4][6] = {"float", " vec2", " vec3", " vec4"};
const char *t = " vec4";
char layout[128] = "";
if (io->layout_location > 0) {
/* we need to define a layout here because interleaved arrays might be emited */
if (io->swizzle_offset)
snprintf(layout, sizeof(layout), "layout(location = %d, component = %d)\n",
io->layout_location - 1, io->swizzle_offset);
else
snprintf(layout, sizeof(layout), "layout(location = %d)\n", io->layout_location - 1);
}
if (io->usage_mask != 0xf && io->name == TGSI_SEMANTIC_GENERIC)
t = type[io->num_components - 1];
if (io->first == io->last) {
emit_hdr(ctx, layout);
/* ugly leave spaces to patch interp in later */
emit_hdrf(ctx, "%s%s%s %s %s %s%s;\n",
prefix,
io->precise ? "precise " : "",
io->invariant ? "invariant " : "",
inout,
t,
io->glsl_name,
postfix);
if (io->name == TGSI_SEMANTIC_GENERIC) {
if (iot == io_in)
ctx->generic_inputs_emitted_mask |= 1 << io->sid;
else
ctx->generic_outputs_emitted_mask |= 1 << io->sid;
}
} else {
if (prefer_generic_io_block(ctx, iot)) {
const char *stage_prefix = iot == io_in ? get_stage_input_name_prefix(ctx, ctx->prog_type):
get_stage_output_name_prefix(ctx->prog_type);
char blockname[64];
get_blockname(blockname, stage_prefix, io);
char blockvarame[64];
get_blockvarname(blockvarame, stage_prefix, io, postfix);
emit_hdrf(ctx, "%s %s {\n", inout, blockname);
emit_hdr(ctx, layout);
emit_hdrf(ctx, "%s%s%s %s %s[%d]; \n} %s;\n",
prefix,
io->precise ? "precise " : "",
io->invariant ? "invariant " : "",
t,
io->glsl_name,
io->last - io->first +1,
blockvarame);
} else {
emit_hdr(ctx, layout);
emit_hdrf(ctx, "%s%s%s %s %s %s%s[%d];\n",
prefix,
io->precise ? "precise " : "",
io->invariant ? "invariant " : "",
inout,
t,
io->glsl_name,
postfix,
io->last - io->first +1);
}
}
}
static void
emit_ios_patch(struct dump_ctx *ctx, const char *prefix, const struct vrend_shader_io *io,
const char *inout, int size)
{
const char type[4][6] = {"float", " vec2", " vec3", " vec4"};
const char *t = " vec4";
if (io->layout_location > 0) {
/* we need to define a layout here because interleaved arrays might be emited */
if (io->swizzle_offset)
emit_hdrf(ctx, "layout(location = %d, component = %d)\n",
io->layout_location - 1, io->swizzle_offset);
else
emit_hdrf(ctx, "layout(location = %d)\n", io->layout_location - 1);
}
if (io->usage_mask != 0xf)
t = type[io->num_components - 1];
if (io->last == io->first)
emit_hdrf(ctx, "%s %s %s %s;\n", prefix, inout, t, io->glsl_name);
else
emit_hdrf(ctx, "%s %s %s %s[%d];\n", prefix, inout, t,
io->glsl_name, size);
}
static void emit_ios_vs(struct dump_ctx *ctx)
{
uint32_t i;
char postfix[32];
const char *prefix = "", *auxprefix = "";
bool fcolor_emitted[2], bcolor_emitted[2];
ctx->num_interps = 0;
if (ctx->key->color_two_side) {
fcolor_emitted[0] = fcolor_emitted[1] = false;
bcolor_emitted[0] = bcolor_emitted[1] = false;
}
for (i = 0; i < ctx->num_inputs; i++) {
if (!ctx->inputs[i].glsl_predefined_no_emit) {
if (ctx->cfg->use_explicit_locations) {
emit_hdrf(ctx, "layout(location=%d) ", ctx->inputs[i].first);
}
prefix = "";
auxprefix = "";
postfix[0] = 0;
if (ctx->inputs[i].first != ctx->inputs[i].last)
snprintf(postfix, sizeof(postfix), "[%d]", ctx->inputs[i].last - ctx->inputs[i].first + 1);
emit_hdrf(ctx, "%s%sin vec4 %s%s;\n", prefix, auxprefix, ctx->inputs[i].glsl_name, postfix);
}
}
emit_ios_indirect_generics_output(ctx, "");
for (i = 0; i < ctx->num_outputs; i++) {
if (ctx->key->color_two_side && ctx->outputs[i].sid < 2) {
if (ctx->outputs[i].name == TGSI_SEMANTIC_COLOR)
fcolor_emitted[ctx->outputs[i].sid] = true;
if (ctx->outputs[i].name == TGSI_SEMANTIC_BCOLOR)
bcolor_emitted[ctx->outputs[i].sid] = true;
}
if (!ctx->outputs[i].glsl_predefined_no_emit) {
if (ctx->outputs[i].name == TGSI_SEMANTIC_GENERIC ||
ctx->outputs[i].name == TGSI_SEMANTIC_COLOR ||
ctx->outputs[i].name == TGSI_SEMANTIC_BCOLOR) {
ctx->num_interps++;
prefix = INTERP_PREFIX;
} else
prefix = "";
emit_ios_generics(ctx, io_out, prefix, &ctx->outputs[i],
ctx->outputs[i].fbfetch_used ? "inout" : "out", "");
} else if (ctx->outputs[i].invariant || ctx->outputs[i].precise) {
emit_hdrf(ctx, "%s%s;\n",
ctx->outputs[i].precise ? "precise " :
(ctx->outputs[i].invariant ? "invariant " : ""),
ctx->outputs[i].glsl_name);
}
}
if (ctx->key->color_two_side) {
for (i = 0; i < 2; i++) {
if (fcolor_emitted[i] && !bcolor_emitted[i]) {
emit_hdrf(ctx, "%sout vec4 ex_bc%d;\n", INTERP_PREFIX, i);
}
if (bcolor_emitted[i] && !fcolor_emitted[i]) {
emit_hdrf(ctx, "%sout vec4 ex_c%d;\n", INTERP_PREFIX, i);
}
}
}
emit_winsys_correction(ctx);
if (ctx->has_clipvertex) {
emit_hdrf(ctx, "%svec4 clipv_tmp;\n", ctx->has_clipvertex_so ? "out " : "");
}
if (ctx->num_clip_dist || ctx->key->clip_plane_enable) {
bool has_prop = (ctx->num_clip_dist_prop + ctx->num_cull_dist_prop) > 0;
int num_clip_dists = ctx->num_clip_dist ? ctx->num_clip_dist : 8;
int num_cull_dists = 0;
char cull_buf[64] = { 0 };
char clip_buf[64] = { 0 };
if (has_prop) {
num_clip_dists = ctx->num_clip_dist_prop;
num_cull_dists = ctx->num_cull_dist_prop;
if (num_clip_dists)
snprintf(clip_buf, 64, "out float gl_ClipDistance[%d];\n", num_clip_dists);
if (num_cull_dists)
snprintf(cull_buf, 64, "out float gl_CullDistance[%d];\n", num_cull_dists);
} else
snprintf(clip_buf, 64, "out float gl_ClipDistance[%d];\n", num_clip_dists);
if (ctx->key->clip_plane_enable) {
emit_hdr(ctx, "uniform vec4 clipp[8];\n");
}
if (ctx->key->gs_present || ctx->key->tes_present) {
ctx->vs_has_pervertex = true;
emit_hdrf(ctx, "out gl_PerVertex {\n vec4 gl_Position;\n float gl_PointSize;\n%s%s};\n", clip_buf, cull_buf);
} else {
emit_hdrf(ctx, "%s%s", clip_buf, cull_buf);
}
emit_hdr(ctx, "vec4 clip_dist_temp[2];\n");
}
}
static void emit_ios_fs(struct dump_ctx *ctx)
{
uint32_t i;
const char *prefix = "", *auxprefix = "";
if (fs_emit_layout(ctx)) {
bool upper_left = !(ctx->fs_coord_origin ^ ctx->key->invert_fs_origin);
char comma = (upper_left && ctx->fs_pixel_center) ? ',' : ' ';
if (!ctx->cfg->use_gles)
emit_hdrf(ctx, "layout(%s%c%s) in vec4 gl_FragCoord;\n",
upper_left ? "origin_upper_left" : "",
comma,
ctx->fs_pixel_center ? "pixel_center_integer" : "");
}
if (ctx->early_depth_stencil) {
emit_hdr(ctx, "layout(early_fragment_tests) in;\n");
}
emit_ios_indirect_generics_input(ctx, "");
for (i = 0; i < ctx->num_inputs; i++) {
if (!ctx->inputs[i].glsl_predefined_no_emit) {
prefix = "";
auxprefix = "";
if (ctx->inputs[i].name == TGSI_SEMANTIC_GENERIC ||
ctx->inputs[i].name == TGSI_SEMANTIC_COLOR ||
ctx->inputs[i].name == TGSI_SEMANTIC_BCOLOR) {
prefix = get_interp_string(ctx->cfg, ctx->inputs[i].interpolate, ctx->key->flatshade);
if (!prefix)
prefix = "";
auxprefix = get_aux_string(ctx->inputs[i].location);
ctx->num_interps++;
}
char prefixes[64];
snprintf(prefixes, sizeof(prefixes), "%s %s", prefix, auxprefix);
emit_ios_generics(ctx, io_in, prefixes, &ctx->inputs[i], "in", "");
}
if (ctx->cfg->use_gles && !ctx->key->winsys_adjust_y_emitted &&
(ctx->key->coord_replace & (1 << ctx->inputs[i].sid))) {
ctx->key->winsys_adjust_y_emitted = true;
emit_hdr(ctx, "uniform float winsys_adjust_y;\n");
}
}
if (ctx->key->color_two_side) {
if (ctx->color_in_mask & 1)
emit_hdr(ctx, "vec4 realcolor0;\n");
if (ctx->color_in_mask & 2)
emit_hdr(ctx, "vec4 realcolor1;\n");
}
if (ctx->write_all_cbufs) {
for (i = 0; i < (uint32_t)ctx->cfg->max_draw_buffers; i++) {
if (ctx->cfg->use_gles) {
if (ctx->key->fs_logicop_enabled)
emit_hdrf(ctx, "vec4 fsout_tmp_c%d;\n", i);
if (logiop_require_inout(ctx->key)) {
const char *noncoherent = ctx->key->fs_logicop_emulate_coherent ? "" : ", noncoherent";
emit_hdrf(ctx, "layout (location=%d%s) inout highp vec4 fsout_c%d;\n", i, noncoherent, i);
} else
emit_hdrf(ctx, "layout (location=%d) out vec4 fsout_c%d;\n", i, i);
} else
emit_hdrf(ctx, "out vec4 fsout_c%d;\n", i);
}
} else {
for (i = 0; i < ctx->num_outputs; i++) {
if (!ctx->outputs[i].glsl_predefined_no_emit) {
emit_ios_generics(ctx, io_out, "", &ctx->outputs[i],
ctx->outputs[i].fbfetch_used ? "inout" : "out", "");
} else if (ctx->outputs[i].invariant || ctx->outputs[i].precise) {
emit_hdrf(ctx, "%s%s;\n",
ctx->outputs[i].precise ? "precise " :
(ctx->outputs[i].invariant ? "invariant " : ""),
ctx->outputs[i].glsl_name);
}
}
}
if (ctx->num_in_clip_dist) {
if (ctx->key->prev_stage_num_clip_out) {
emit_hdrf(ctx, "in float gl_ClipDistance[%d];\n", ctx->key->prev_stage_num_clip_out);
} else if (ctx->num_in_clip_dist > 4 && !ctx->key->prev_stage_num_cull_out) {
emit_hdrf(ctx, "in float gl_ClipDistance[%d];\n", ctx->num_in_clip_dist);
}
if (ctx->key->prev_stage_num_cull_out) {
emit_hdrf(ctx, "in float gl_CullDistance[%d];\n", ctx->key->prev_stage_num_cull_out);
}
if(ctx->fs_uses_clipdist_input)
emit_hdr(ctx, "vec4 clip_dist_temp[2];\n");
}
}
static void emit_ios_geom(struct dump_ctx *ctx)
{
uint32_t i;
char invocbuf[25];
if (ctx->gs_num_invocations)
snprintf(invocbuf, 25, ", invocations = %d", ctx->gs_num_invocations);
emit_hdrf(ctx, "layout(%s%s) in;\n", prim_to_name(ctx->gs_in_prim),
ctx->gs_num_invocations > 1 ? invocbuf : "");
emit_hdrf(ctx, "layout(%s, max_vertices = %d) out;\n", prim_to_name(ctx->gs_out_prim), ctx->gs_max_out_verts);
for (i = 0; i < ctx->num_inputs; i++) {
if (!ctx->inputs[i].glsl_predefined_no_emit) {
char postfix[64];
snprintf(postfix, sizeof(postfix), "[%d]", gs_input_prim_to_size(ctx->gs_in_prim));
emit_ios_generics(ctx, io_in, "", &ctx->inputs[i], "in", postfix);
}
}
for (i = 0; i < ctx->num_outputs; i++) {
if (!ctx->outputs[i].glsl_predefined_no_emit) {
const char *prefix = "";
if (ctx->outputs[i].name == TGSI_SEMANTIC_GENERIC ||
ctx->outputs[i].name == TGSI_SEMANTIC_COLOR ||
ctx->outputs[i].name == TGSI_SEMANTIC_BCOLOR) {
ctx->num_interps++;
prefix = INTERP_PREFIX;
}
/* ugly leave spaces to patch interp in later */
if (ctx->outputs[i].stream)
emit_hdrf(ctx, "layout (stream = %d) %s%s%sout vec4 %s;\n", ctx->outputs[i].stream, prefix,
ctx->outputs[i].precise ? "precise " : "",
ctx->outputs[i].invariant ? "invariant " : "",
ctx->outputs[i].glsl_name);
else
emit_ios_generics(ctx, io_out, prefix, &ctx->outputs[i],
ctx->outputs[i].fbfetch_used ? "inout" : "out", "");
} else if (ctx->outputs[i].invariant || ctx->outputs[i].precise) {
emit_hdrf(ctx, "%s%s;\n",
ctx->outputs[i].precise ? "precise " :
(ctx->outputs[i].invariant ? "invariant " : ""),
ctx->outputs[i].glsl_name);
}
}
emit_winsys_correction(ctx);
if (ctx->num_in_clip_dist || ctx->key->clip_plane_enable || ctx->key->prev_stage_pervertex_out) {
int clip_dist, cull_dist;
char clip_var[64] = {}, cull_var[64] = {};
clip_dist = ctx->key->prev_stage_num_clip_out ? ctx->key->prev_stage_num_clip_out : ctx->num_in_clip_dist;
cull_dist = ctx->key->prev_stage_num_cull_out;
if (clip_dist)
snprintf(clip_var, 64, "float gl_ClipDistance[%d];\n", clip_dist);
if (cull_dist)
snprintf(cull_var, 64, "float gl_CullDistance[%d];\n", cull_dist);
emit_hdrf(ctx, "in gl_PerVertex {\n vec4 gl_Position;\n float gl_PointSize; \n %s%s\n} gl_in[];\n", clip_var, cull_var);
}
if (ctx->num_clip_dist) {
bool has_prop = (ctx->num_clip_dist_prop + ctx->num_cull_dist_prop) > 0;
int num_clip_dists = ctx->num_clip_dist ? ctx->num_clip_dist : 8;
int num_cull_dists = 0;
char cull_buf[64] = { 0 };
char clip_buf[64] = { 0 };
if (has_prop) {
num_clip_dists = ctx->num_clip_dist_prop;
num_cull_dists = ctx->num_cull_dist_prop;
if (num_clip_dists)
snprintf(clip_buf, 64, "out float gl_ClipDistance[%d];\n", num_clip_dists);
if (num_cull_dists)
snprintf(cull_buf, 64, "out float gl_CullDistance[%d];\n", num_cull_dists);
} else
snprintf(clip_buf, 64, "out float gl_ClipDistance[%d];\n", num_clip_dists);
emit_hdrf(ctx, "%s%s\n", clip_buf, cull_buf);
emit_hdrf(ctx, "vec4 clip_dist_temp[2];\n");
}
}
static void emit_ios_tcs(struct dump_ctx *ctx)
{
uint32_t i;
emit_ios_indirect_generics_input(ctx, "[]");
for (i = 0; i < ctx->num_inputs; i++) {
if (!ctx->inputs[i].glsl_predefined_no_emit) {
if (ctx->inputs[i].name == TGSI_SEMANTIC_PATCH)
emit_ios_patch(ctx, "", &ctx->inputs[i], "in", ctx->inputs[i].last - ctx->inputs[i].first + 1);
else
emit_ios_generics(ctx, io_in, "", &ctx->inputs[i], "in", "[]");
}
}
emit_hdrf(ctx, "layout(vertices = %d) out;\n", ctx->tcs_vertices_out);
emit_ios_indirect_generics_output(ctx, "[]");
if (ctx->patch_output_range.used)
emit_ios_patch(ctx, "patch", &ctx->patch_output_range.io, "out",
ctx->patch_output_range.io.last - ctx->patch_output_range.io.sid + 1);
for (i = 0; i < ctx->num_outputs; i++) {
if (!ctx->outputs[i].glsl_predefined_no_emit) {
if (ctx->outputs[i].name == TGSI_SEMANTIC_PATCH) {
emit_ios_patch(ctx, "patch", &ctx->outputs[i], "out",
ctx->outputs[i].last - ctx->outputs[i].first + 1);
} else
emit_ios_generics(ctx, io_out, "", &ctx->outputs[i], "out", "[]");
} else if (ctx->outputs[i].invariant || ctx->outputs[i].precise) {
emit_hdrf(ctx, "%s%s;\n",
ctx->outputs[i].precise ? "precise " :
(ctx->outputs[i].invariant ? "invariant " : ""),
ctx->outputs[i].glsl_name);
}
}
if (ctx->num_in_clip_dist || ctx->key->prev_stage_pervertex_out) {
int clip_dist, cull_dist;
char clip_var[64] = "", cull_var[64] = "";
clip_dist = ctx->key->prev_stage_num_clip_out ? ctx->key->prev_stage_num_clip_out : ctx->num_in_clip_dist;
cull_dist = ctx->key->prev_stage_num_cull_out;
if (clip_dist)
snprintf(clip_var, 64, "float gl_ClipDistance[%d];\n", clip_dist);
if (cull_dist)
snprintf(cull_var, 64, "float gl_CullDistance[%d];\n", cull_dist);
emit_hdrf(ctx, "in gl_PerVertex {\n vec4 gl_Position;\n float gl_PointSize; \n %s%s} gl_in[];\n", clip_var, cull_var);
}
if (ctx->num_clip_dist) {
emit_hdrf(ctx, "out gl_PerVertex {\n vec4 gl_Position;\n float gl_PointSize;\n float gl_ClipDistance[%d];\n} gl_out[];\n", ctx->num_clip_dist ? ctx->num_clip_dist : 8);
emit_hdr(ctx, "vec4 clip_dist_temp[2];\n");
}
}
static void emit_ios_tes(struct dump_ctx *ctx)
{
uint32_t i;
if (ctx->patch_input_range.used)
emit_ios_patch(ctx, "patch", &ctx->patch_input_range.io, "in",
ctx->patch_input_range.io.last - ctx->patch_input_range.io.sid + 1);
if (ctx->generic_input_range.used)
emit_ios_indirect_generics_input(ctx, "[]");
for (i = 0; i < ctx->num_inputs; i++) {
if (!ctx->inputs[i].glsl_predefined_no_emit) {
if (ctx->inputs[i].name == TGSI_SEMANTIC_PATCH)
emit_ios_patch(ctx, "patch", &ctx->inputs[i], "in",
ctx->inputs[i].last - ctx->inputs[i].first + 1);
else
emit_ios_generics(ctx, io_in, "", &ctx->inputs[i], "in", "[]");
}
}
emit_hdrf(ctx, "layout(%s, %s, %s%s) in;\n",
prim_to_tes_name(ctx->tes_prim_mode),
get_spacing_string(ctx->tes_spacing),
ctx->tes_vertex_order ? "cw" : "ccw",
ctx->tes_point_mode ? ", point_mode" : "");
for (i = 0; i < ctx->num_outputs; i++) {
if (!ctx->outputs[i].glsl_predefined_no_emit) {
const char *prefix = "";
if (ctx->outputs[i].name == TGSI_SEMANTIC_GENERIC ||
ctx->outputs[i].name == TGSI_SEMANTIC_COLOR ||
ctx->outputs[i].name == TGSI_SEMANTIC_BCOLOR) {
ctx->num_interps++;
prefix = INTERP_PREFIX;
}
emit_ios_generics(ctx, io_out, prefix, &ctx->outputs[i],
ctx->outputs[i].fbfetch_used ? "inout" : "out", "");
} else if (ctx->outputs[i].invariant || ctx->outputs[i].precise) {
emit_hdrf(ctx, "%s%s;\n",
ctx->outputs[i].precise ? "precise " :
(ctx->outputs[i].invariant ? "invariant " : ""),
ctx->outputs[i].glsl_name);
}
}
emit_winsys_correction(ctx);
if (ctx->num_in_clip_dist || ctx->key->prev_stage_pervertex_out) {
int clip_dist, cull_dist;
char clip_var[64] = "", cull_var[64] = "";
clip_dist = ctx->key->prev_stage_num_clip_out ? ctx->key->prev_stage_num_clip_out : ctx->num_in_clip_dist;
cull_dist = ctx->key->prev_stage_num_cull_out;
if (clip_dist)
snprintf(clip_var, 64, "float gl_ClipDistance[%d];\n", clip_dist);
if (cull_dist)
snprintf(cull_var, 64, "float gl_CullDistance[%d];\n", cull_dist);
emit_hdrf(ctx, "in gl_PerVertex {\n vec4 gl_Position;\n float gl_PointSize; \n %s%s} gl_in[];\n", clip_var, cull_var);
}
if (ctx->num_clip_dist) {
emit_hdrf(ctx, "out gl_PerVertex {\n vec4 gl_Position;\n float gl_PointSize;\n float gl_ClipDistance[%d];\n} gl_out[];\n", ctx->num_clip_dist ? ctx->num_clip_dist : 8);
emit_hdr(ctx, "vec4 clip_dist_temp[2];\n");
}
}
static void emit_ios_cs(struct dump_ctx *ctx)
{
emit_hdrf(ctx, "layout (local_size_x = %d, local_size_y = %d, local_size_z = %d) in;\n",
ctx->local_cs_block_size[0], ctx->local_cs_block_size[1], ctx->local_cs_block_size[2]);
if (ctx->req_local_mem) {
enum vrend_type_qualifier type = ctx->integer_memory ? INT : UINT;
emit_hdrf(ctx, "shared %s values[%d];\n", get_string(type), ctx->req_local_mem / 4);
}
}
static void emit_ios(struct dump_ctx *ctx)
{
ctx->num_interps = 0;
if (ctx->so && ctx->so->num_outputs >= PIPE_MAX_SO_OUTPUTS) {
vrend_printf( "Num outputs exceeded, max is %u\n", PIPE_MAX_SO_OUTPUTS);
set_hdr_error(ctx);
return;
}
switch (ctx->prog_type) {
case TGSI_PROCESSOR_VERTEX:
emit_ios_vs(ctx);
break;
case TGSI_PROCESSOR_FRAGMENT:
emit_ios_fs(ctx);
break;
case TGSI_PROCESSOR_GEOMETRY:
emit_ios_geom(ctx);
break;
case TGSI_PROCESSOR_TESS_CTRL:
emit_ios_tcs(ctx);
break;
case TGSI_PROCESSOR_TESS_EVAL:
emit_ios_tes(ctx);
break;
case TGSI_PROCESSOR_COMPUTE:
emit_ios_cs(ctx);
break;
default:
fprintf(stderr, "Unknown shader processor %d\n", ctx->prog_type);
set_hdr_error(ctx);
return;
}
if (ctx->generic_outputs_expected_mask &&
(ctx->generic_outputs_expected_mask != ctx->generic_outputs_emitted_mask)) {
for (int i = 0; i < 31; ++i) {
uint32_t mask = 1 << i;
bool expecting = ctx->generic_outputs_expected_mask & mask;
if (expecting & !(ctx->generic_outputs_emitted_mask & mask))
emit_hdrf(ctx, " out vec4 %s_g%dA0_f%s;\n",
get_stage_output_name_prefix(ctx->prog_type), i,
ctx->prog_type == TGSI_PROCESSOR_TESS_CTRL ? "[]" : "");
}
}
emit_ios_streamout(ctx);
emit_ios_common(ctx);
if (ctx->prog_type == TGSI_PROCESSOR_FRAGMENT &&
ctx->key->pstipple_tex == true) {
emit_hdr(ctx, "uniform sampler2D pstipple_sampler;\nfloat stip_temp;\n");
}
}
static boolean fill_fragment_interpolants(struct dump_ctx *ctx, struct vrend_shader_info *sinfo)
{
uint32_t i, index = 0;
for (i = 0; i < ctx->num_inputs; i++) {
if (ctx->inputs[i].glsl_predefined_no_emit)
continue;
if (ctx->inputs[i].name != TGSI_SEMANTIC_GENERIC &&
ctx->inputs[i].name != TGSI_SEMANTIC_COLOR)
continue;
if (index >= ctx->num_interps) {
vrend_printf( "mismatch in number of interps %d %d\n", index, ctx->num_interps);
return true;
}
sinfo->interpinfo[index].semantic_name = ctx->inputs[i].name;
sinfo->interpinfo[index].semantic_index = ctx->inputs[i].sid;
sinfo->interpinfo[index].interpolate = ctx->inputs[i].interpolate;
sinfo->interpinfo[index].location = ctx->inputs[i].location;
index++;
}
return true;
}
static boolean fill_interpolants(struct dump_ctx *ctx, struct vrend_shader_info *sinfo)
{
boolean ret;
if (!ctx->num_interps)
return true;
if (ctx->prog_type == TGSI_PROCESSOR_VERTEX || ctx->prog_type == TGSI_PROCESSOR_GEOMETRY)
return true;
free(sinfo->interpinfo);
sinfo->interpinfo = calloc(ctx->num_interps, sizeof(struct vrend_interp_info));
if (!sinfo->interpinfo)
return false;
ret = fill_fragment_interpolants(ctx, sinfo);
if (ret == false)
goto out_fail;
return true;
out_fail:
free(sinfo->interpinfo);
return false;
}
static boolean analyze_instruction(struct tgsi_iterate_context *iter,
struct tgsi_full_instruction *inst)
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
uint32_t opcode = inst->Instruction.Opcode;
if (opcode == TGSI_OPCODE_ATOMIMIN || opcode == TGSI_OPCODE_ATOMIMAX) {
const struct tgsi_full_src_register *src = &inst->Src[0];
if (src->Register.File == TGSI_FILE_BUFFER)
ctx->ssbo_integer_mask |= 1 << src->Register.Index;
if (src->Register.File == TGSI_FILE_MEMORY)
ctx->integer_memory = true;
}
if (!ctx->fs_uses_clipdist_input && (ctx->prog_type == TGSI_PROCESSOR_FRAGMENT)) {
for (int i = 0; i < inst->Instruction.NumSrcRegs; ++i) {
if (inst->Src[i].Register.File == TGSI_FILE_INPUT) {
int idx = inst->Src[i].Register.Index;
for (unsigned j = 0; j < ctx->num_inputs; ++j) {
if (ctx->inputs[j].first <= idx && ctx->inputs[j].last >= idx &&
ctx->inputs[j].name == TGSI_SEMANTIC_CLIPDIST) {
ctx->fs_uses_clipdist_input = true;
break;
}
}
}
}
}
return true;
}
static void fill_sinfo(struct dump_ctx *ctx, struct vrend_shader_info *sinfo)
{
sinfo->num_ucp = ctx->key->clip_plane_enable ? 8 : 0;
sinfo->has_pervertex_out = ctx->vs_has_pervertex;
sinfo->has_sample_input = ctx->has_sample_input;
bool has_prop = (ctx->num_clip_dist_prop + ctx->num_cull_dist_prop) > 0;
sinfo->num_clip_out = has_prop ? ctx->num_clip_dist_prop : (ctx->num_clip_dist ? ctx->num_clip_dist : 8);
sinfo->num_cull_out = has_prop ? ctx->num_cull_dist_prop : 0;
sinfo->samplers_used_mask = ctx->samplers_used;
sinfo->images_used_mask = ctx->images_used_mask;
sinfo->num_consts = ctx->num_consts;
sinfo->ubo_used_mask = ctx->ubo_used_mask;
sinfo->ssbo_used_mask = ctx->ssbo_used_mask;
sinfo->ubo_indirect = ctx->info.dimension_indirect_files & (1 << TGSI_FILE_CONSTANT);
if (ctx->generic_input_range.used)
sinfo->num_indirect_generic_inputs = ctx->generic_input_range.io.last - ctx->generic_input_range.io.sid + 1;
if (ctx->patch_input_range.used)
sinfo->num_indirect_patch_inputs = ctx->patch_input_range.io.last - ctx->patch_input_range.io.sid + 1;
if (ctx->generic_output_range.used)
sinfo->num_indirect_generic_outputs = ctx->generic_output_range.io.last - ctx->generic_output_range.io.sid + 1;
if (ctx->patch_output_range.used)
sinfo->num_indirect_patch_outputs = ctx->patch_output_range.io.last - ctx->patch_output_range.io.sid + 1;
sinfo->num_inputs = ctx->num_inputs;
sinfo->num_interps = ctx->num_interps;
sinfo->num_outputs = ctx->num_outputs;
sinfo->shadow_samp_mask = ctx->shadow_samp_mask;
sinfo->glsl_ver = ctx->glsl_ver_required;
sinfo->gs_out_prim = ctx->gs_out_prim;
sinfo->tes_prim = ctx->tes_prim_mode;
sinfo->tes_point_mode = ctx->tes_point_mode;
if (sinfo->so_names || ctx->so_names) {
if (sinfo->so_names) {
for (unsigned i = 0; i < sinfo->so_info.num_outputs; ++i)
free(sinfo->so_names[i]);
free(sinfo->so_names);
}
}
/* Record information about the layout of generics and patches for apssing it
* to the next shader stage. mesa/tgsi doesn't provide this information for
* TCS, TES, and GEOM shaders.
*/
sinfo->guest_sent_io_arrays = ctx->guest_sent_io_arrays;
sinfo->num_generic_and_patch_outputs = 0;
for(unsigned i = 0; i < ctx->num_outputs; i++) {
sinfo->generic_outputs_layout[sinfo->num_generic_and_patch_outputs].name = ctx->outputs[i].name;
sinfo->generic_outputs_layout[sinfo->num_generic_and_patch_outputs].sid = ctx->outputs[i].sid;
sinfo->generic_outputs_layout[sinfo->num_generic_and_patch_outputs].location = ctx->outputs[i].layout_location;
sinfo->generic_outputs_layout[sinfo->num_generic_and_patch_outputs].array_id = ctx->outputs[i].array_id;
sinfo->generic_outputs_layout[sinfo->num_generic_and_patch_outputs].usage_mask = ctx->outputs[i].usage_mask;
if (ctx->outputs[i].name == TGSI_SEMANTIC_GENERIC || ctx->outputs[i].name == TGSI_SEMANTIC_PATCH) {
sinfo->num_generic_and_patch_outputs++;
}
}
sinfo->so_names = ctx->so_names;
sinfo->attrib_input_mask = ctx->attrib_input_mask;
if (sinfo->sampler_arrays)
free(sinfo->sampler_arrays);
sinfo->sampler_arrays = ctx->sampler_arrays;
sinfo->num_sampler_arrays = ctx->num_sampler_arrays;
if (sinfo->image_arrays)
free(sinfo->image_arrays);
sinfo->image_arrays = ctx->image_arrays;
sinfo->num_image_arrays = ctx->num_image_arrays;
sinfo->generic_inputs_emitted_mask = ctx->generic_inputs_emitted_mask;
}
static bool allocate_strbuffers(struct dump_ctx* ctx)
{
if (!strbuf_alloc(&ctx->glsl_main, 4096))
return false;
if (strbuf_get_error(&ctx->glsl_main))
return false;
if (!strbuf_alloc(&ctx->glsl_hdr, 1024))
return false;
if (!strbuf_alloc(&ctx->glsl_ver_ext, 1024))
return false;
return true;
}
static void set_strbuffers(struct vrend_context *rctx, struct dump_ctx* ctx,
struct vrend_strarray *shader)
{
strarray_addstrbuf(shader, &ctx->glsl_ver_ext);
strarray_addstrbuf(shader, &ctx->glsl_hdr);
strarray_addstrbuf(shader, &ctx->glsl_main);
VREND_DEBUG(dbg_shader_glsl, rctx, "GLSL:");
VREND_DEBUG_EXT(dbg_shader_glsl, rctx, strarray_dump(shader));
VREND_DEBUG(dbg_shader_glsl, rctx, "\n");
}
bool vrend_convert_shader(struct vrend_context *rctx,
struct vrend_shader_cfg *cfg,
const struct tgsi_token *tokens,
uint32_t req_local_mem,
struct vrend_shader_key *key,
struct vrend_shader_info *sinfo,
struct vrend_strarray *shader)
{
struct dump_ctx ctx;
boolean bret;
memset(&ctx, 0, sizeof(struct dump_ctx));
/* First pass to deal with edge cases. */
if (ctx.prog_type == TGSI_PROCESSOR_FRAGMENT)
ctx.iter.iterate_declaration = iter_inputs;
ctx.iter.iterate_instruction = analyze_instruction;
bret = tgsi_iterate_shader(tokens, &ctx.iter);
if (bret == false)
return false;
ctx.num_inputs = 0;
ctx.iter.prolog = prolog;
ctx.iter.iterate_instruction = iter_instruction;
ctx.iter.iterate_declaration = iter_declaration;
ctx.iter.iterate_immediate = iter_immediate;
ctx.iter.iterate_property = iter_property;
ctx.iter.epilog = NULL;
ctx.key = key;
ctx.cfg = cfg;
ctx.prog_type = -1;
ctx.num_image_arrays = 0;
ctx.image_arrays = NULL;
ctx.num_sampler_arrays = 0;
ctx.sampler_arrays = NULL;
ctx.ssbo_array_base = 0xffffffff;
ctx.ssbo_atomic_array_base = 0xffffffff;
ctx.has_sample_input = false;
ctx.req_local_mem = req_local_mem;
ctx.guest_sent_io_arrays = key->guest_sent_io_arrays;
ctx.generic_outputs_expected_mask = key->generic_outputs_expected_mask;
tgsi_scan_shader(tokens, &ctx.info);
/* if we are in core profile mode we should use GLSL 1.40 */
if (cfg->use_core_profile && cfg->glsl_version >= 140)
require_glsl_ver(&ctx, 140);
if (sinfo->so_info.num_outputs) {
ctx.so = &sinfo->so_info;
ctx.so_names = calloc(sinfo->so_info.num_outputs, sizeof(char *));
if (!ctx.so_names)
goto fail;
} else
ctx.so_names = NULL;
if (ctx.info.dimension_indirect_files & (1 << TGSI_FILE_CONSTANT))
require_glsl_ver(&ctx, 150);
if (ctx.info.indirect_files & (1 << TGSI_FILE_BUFFER) ||
ctx.info.indirect_files & (1 << TGSI_FILE_IMAGE)) {
require_glsl_ver(&ctx, 150);
ctx.shader_req_bits |= SHADER_REQ_GPU_SHADER5;
}
if (ctx.info.indirect_files & (1 << TGSI_FILE_SAMPLER))
ctx.shader_req_bits |= SHADER_REQ_GPU_SHADER5;
if (!allocate_strbuffers(&ctx))
goto fail;
bret = tgsi_iterate_shader(tokens, &ctx.iter);
if (bret == false)
goto fail;
for (size_t i = 0; i < ARRAY_SIZE(ctx.src_bufs); ++i)
strbuf_free(ctx.src_bufs + i);
emit_header(&ctx);
emit_ios(&ctx);
if (strbuf_get_error(&ctx.glsl_hdr))
goto fail;
bret = fill_interpolants(&ctx, sinfo);
if (bret == false)
goto fail;
free(ctx.temp_ranges);
fill_sinfo(&ctx, sinfo);
set_strbuffers(rctx, &ctx, shader);
return true;
fail:
strbuf_free(&ctx.glsl_main);
strbuf_free(&ctx.glsl_hdr);
strbuf_free(&ctx.glsl_ver_ext);
free(ctx.so_names);
free(ctx.temp_ranges);
return false;
}
static void replace_interp(struct vrend_strarray *program,
const char *var_name,
const char *pstring, const char *auxstring)
{
int mylen = strlen(INTERP_PREFIX) + strlen("out float ");
char *ptr = program->strings[SHADER_STRING_HDR].buf;
do {
char *p = strstr(ptr, var_name);
if (!p)
break;
ptr = p - mylen;
memset(ptr, ' ', strlen(INTERP_PREFIX));
memcpy(ptr, pstring, strlen(pstring));
memcpy(ptr + strlen(pstring), auxstring, strlen(auxstring));
ptr = p + strlen(var_name);
} while (1);
}
static const char *gpu_shader5_string = "#extension GL_ARB_gpu_shader5 : require\n";
static void require_gpu_shader5(struct vrend_strarray *program)
{
strbuf_append(&program->strings[SHADER_STRING_VER_EXT], gpu_shader5_string);
}
static const char *gpu_shader5_and_msinterp_string =
"#extension GL_OES_gpu_shader5 : require\n"
"#extension GL_OES_shader_multisample_interpolation : require\n";
static void require_gpu_shader5_and_msinterp(struct vrend_strarray *program)
{
strbuf_append(&program->strings[SHADER_STRING_VER_EXT], gpu_shader5_and_msinterp_string);
}
bool vrend_patch_vertex_shader_interpolants(struct vrend_context *rctx,
struct vrend_shader_cfg *cfg,
struct vrend_strarray *prog_strings,
struct vrend_shader_info *vs_info,
struct vrend_shader_info *fs_info,
const char *oprefix, bool flatshade)
{
int i;
const char *pstring, *auxstring;
char glsl_name[64];
if (!vs_info || !fs_info)
return true;
if (!fs_info->interpinfo)
return true;
if (fs_info->has_sample_input) {
if (!cfg->use_gles && (cfg->glsl_version >= 320))
require_gpu_shader5(prog_strings);
if (cfg->use_gles && (cfg->glsl_version < 320))
require_gpu_shader5_and_msinterp(prog_strings);
}
for (i = 0; i < fs_info->num_interps; i++) {
pstring = get_interp_string(cfg, fs_info->interpinfo[i].interpolate, flatshade);
if (!pstring)
continue;
auxstring = get_aux_string(fs_info->interpinfo[i].location);
switch (fs_info->interpinfo[i].semantic_name) {
case TGSI_SEMANTIC_COLOR:
case TGSI_SEMANTIC_BCOLOR:
/* color is a bit trickier */
if (fs_info->glsl_ver < 140) {
if (fs_info->interpinfo[i].semantic_index == 1) {
replace_interp(prog_strings, "gl_FrontSecondaryColor", pstring, auxstring);
replace_interp(prog_strings, "gl_BackSecondaryColor", pstring, auxstring);
} else {
replace_interp(prog_strings, "gl_FrontColor", pstring, auxstring);
replace_interp(prog_strings, "gl_BackColor", pstring, auxstring);
}
} else {
snprintf(glsl_name, 64, "ex_c%d", fs_info->interpinfo[i].semantic_index);
replace_interp(prog_strings, glsl_name, pstring, auxstring);
snprintf(glsl_name, 64, "ex_bc%d", fs_info->interpinfo[i].semantic_index);
replace_interp(prog_strings, glsl_name, pstring, auxstring);
}
break;
case TGSI_SEMANTIC_GENERIC:
snprintf(glsl_name, 64, "%s_g%d", oprefix, fs_info->interpinfo[i].semantic_index);
replace_interp(prog_strings, glsl_name, pstring, auxstring);
break;
default:
vrend_printf("unhandled semantic: %x\n", fs_info->interpinfo[i].semantic_name);
return false;
}
}
VREND_DEBUG(dbg_shader_glsl, rctx, "GLSL:");
VREND_DEBUG_EXT(dbg_shader_glsl, rctx, strarray_dump(prog_strings));
VREND_DEBUG(dbg_shader_glsl, rctx, "\n");
return true;
}
static boolean
iter_vs_declaration(struct tgsi_iterate_context *iter,
struct tgsi_full_declaration *decl)
{
struct dump_ctx *ctx = (struct dump_ctx *)iter;
const char *shader_in_prefix = "vso";
const char *shader_out_prefix = "tco";
const char *name_prefix = "";
unsigned i;
unsigned mask_temp;
// Generate a shader that passes through all VS outputs
if (decl->Declaration.File == TGSI_FILE_OUTPUT) {
for (uint32_t j = 0; j < ctx->num_inputs; j++) {
if (ctx->inputs[j].name == decl->Semantic.Name &&
ctx->inputs[j].sid == decl->Semantic.Index &&
ctx->inputs[j].first == decl->Range.First &&
ctx->inputs[j].usage_mask == decl->Declaration.UsageMask &&
((!decl->Declaration.Array && ctx->inputs[j].array_id == 0) ||
(ctx->inputs[j].array_id == decl->Array.ArrayID)))
return true;
}
i = ctx->num_inputs++;
ctx->inputs[i].name = decl->Semantic.Name;
ctx->inputs[i].sid = decl->Semantic.Index;
ctx->inputs[i].interpolate = decl->Interp.Interpolate;
ctx->inputs[i].location = decl->Interp.Location;
ctx->inputs[i].first = decl->Range.First;
ctx->inputs[i].layout_location = 0;
ctx->inputs[i].last = decl->Range.Last;
ctx->inputs[i].array_id = decl->Declaration.Array ? decl->Array.ArrayID : 0;
ctx->inputs[i].usage_mask = mask_temp = decl->Declaration.UsageMask;
u_bit_scan_consecutive_range(&mask_temp, &ctx->inputs[i].swizzle_offset, &ctx->inputs[i].num_components);
ctx->inputs[i].glsl_predefined_no_emit = false;
ctx->inputs[i].glsl_no_index = false;
ctx->inputs[i].override_no_wm = ctx->inputs[i].num_components == 1;
ctx->inputs[i].glsl_gl_block = false;
switch (ctx->inputs[i].name) {
case TGSI_SEMANTIC_PSIZE:
name_prefix = "gl_PointSize";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].override_no_wm = true;
ctx->inputs[i].glsl_gl_block = true;
ctx->shader_req_bits |= SHADER_REQ_PSIZE;
break;
case TGSI_SEMANTIC_CLIPDIST:
name_prefix = "gl_ClipDistance";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].glsl_gl_block = true;
ctx->num_in_clip_dist += 4 * (ctx->inputs[i].last - ctx->inputs[i].first + 1);
ctx->shader_req_bits |= SHADER_REQ_CLIP_DISTANCE;
if (ctx->inputs[i].last != ctx->inputs[i].first)
ctx->guest_sent_io_arrays = true;
break;
case TGSI_SEMANTIC_POSITION:
name_prefix = "gl_Position";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
ctx->inputs[i].glsl_gl_block = true;
break;
case TGSI_SEMANTIC_PATCH:
case TGSI_SEMANTIC_GENERIC:
if (ctx->inputs[i].first != ctx->inputs[i].last ||
ctx->inputs[i].array_id > 0) {
ctx->guest_sent_io_arrays = true;
if (!ctx->cfg->use_gles)
ctx->shader_req_bits |= SHADER_REQ_ARRAYS_OF_ARRAYS;
}
break;
default:
break;
}
memcpy(&ctx->outputs[i], &ctx->inputs[i], sizeof(struct vrend_shader_io));
if (ctx->inputs[i].glsl_no_index) {
snprintf(ctx->inputs[i].glsl_name, 128, "%s", name_prefix);
snprintf(ctx->outputs[i].glsl_name, 128, "%s", name_prefix);
} else {
if (ctx->inputs[i].name == TGSI_SEMANTIC_FOG){
ctx->inputs[i].usage_mask = 0xf;
ctx->inputs[i].num_components = 4;
ctx->inputs[i].swizzle_offset = 0;
ctx->inputs[i].override_no_wm = false;
snprintf(ctx->inputs[i].glsl_name, 64, "%s_f%d", shader_in_prefix, ctx->inputs[i].sid);
snprintf(ctx->outputs[i].glsl_name, 64, "%s_f%d", shader_out_prefix, ctx->inputs[i].sid);
} else if (ctx->inputs[i].name == TGSI_SEMANTIC_COLOR) {
snprintf(ctx->inputs[i].glsl_name, 64, "%s_c%d", shader_in_prefix, ctx->inputs[i].sid);
snprintf(ctx->outputs[i].glsl_name, 64, "%s_c%d", shader_out_prefix, ctx->inputs[i].sid);
} else if (ctx->inputs[i].name == TGSI_SEMANTIC_GENERIC) {
snprintf(ctx->inputs[i].glsl_name, 64, "%s_g%dA%d_%x",
shader_in_prefix, ctx->inputs[i].sid,
ctx->inputs[i].array_id, ctx->inputs[i].usage_mask);
snprintf(ctx->outputs[i].glsl_name, 64, "%s_g%dA%d_%x",
shader_out_prefix, ctx->inputs[i].sid,
ctx->inputs[i].array_id, ctx->inputs[i].usage_mask);
} else if (ctx->inputs[i].name == TGSI_SEMANTIC_PATCH) {
snprintf(ctx->inputs[i].glsl_name, 64, "%s_p%dA%d_%x",
shader_in_prefix, ctx->inputs[i].sid,
ctx->inputs[i].array_id, ctx->inputs[i].usage_mask);
snprintf(ctx->outputs[i].glsl_name, 64, "%s_p%dA%d_%x",
shader_out_prefix, ctx->inputs[i].sid,
ctx->inputs[i].array_id, ctx->inputs[i].usage_mask);
} else {
snprintf(ctx->outputs[i].glsl_name, 64, "%s_%d", shader_in_prefix, ctx->inputs[i].first);
snprintf(ctx->inputs[i].glsl_name, 64, "%s_%d", shader_out_prefix, ctx->inputs[i].first);
}
}
}
return true;
}
bool vrend_shader_create_passthrough_tcs(struct vrend_context *rctx,
struct vrend_shader_cfg *cfg,
struct tgsi_token *vs_tokens,
struct vrend_shader_key *key,
const float tess_factors[6],
struct vrend_shader_info *sinfo,
struct vrend_strarray *shader,
int vertices_per_patch)
{
struct dump_ctx ctx;
memset(&ctx, 0, sizeof(struct dump_ctx));
ctx.prog_type = TGSI_PROCESSOR_TESS_CTRL;
ctx.cfg = cfg;
ctx.key = key;
ctx.iter.iterate_declaration = iter_vs_declaration;
ctx.ssbo_array_base = 0xffffffff;
ctx.ssbo_atomic_array_base = 0xffffffff;
ctx.has_sample_input = false;
if (!allocate_strbuffers(&ctx))
goto fail;
tgsi_iterate_shader(vs_tokens, &ctx.iter);
/* What is the default on GL? */
ctx.tcs_vertices_out = vertices_per_patch;
ctx.num_outputs = ctx.num_inputs;
handle_io_arrays(&ctx);
emit_header(&ctx);
emit_ios(&ctx);
emit_buf(&ctx, "void main() {\n");
for (unsigned int i = 0; i < ctx.num_inputs; ++i) {
const char *out_prefix = "";
const char *in_prefix = "";
const char *postfix = "";
if (ctx.inputs[i].glsl_gl_block) {
out_prefix = "gl_out[gl_InvocationID].";
in_prefix = "gl_in[gl_InvocationID].";
} else {
postfix = "[gl_InvocationID]";
}
if (ctx.inputs[i].first == ctx.inputs[i].last) {
emit_buff(&ctx, "%s%s%s = %s%s%s;\n",
out_prefix, ctx.outputs[i].glsl_name, postfix,
in_prefix, ctx.inputs[i].glsl_name, postfix);
} else {
unsigned size = ctx.inputs[i].last == ctx.inputs[i].first + 1;
for (unsigned int k = 0; k < size; ++k) {
emit_buff(&ctx, "%s%s%s[%d] = %s%s%s[%d];\n",
out_prefix, ctx.outputs[i].glsl_name, postfix, k,
in_prefix, ctx.inputs[i].glsl_name, postfix, k);
}
}
}
for (int i = 0; i < 4; ++i)
emit_buff(&ctx, "gl_TessLevelOuter[%d] = %f;\n", i, tess_factors[i]);
for (int i = 0; i < 2; ++i)
emit_buff(&ctx, "gl_TessLevelInner[%d] = %f;\n", i, tess_factors[i + 4]);
emit_buf(&ctx, "}\n");
fill_sinfo(&ctx, sinfo);
set_strbuffers(rctx, &ctx, shader);
return true;
fail:
strbuf_free(&ctx.glsl_main);
strbuf_free(&ctx.glsl_hdr);
strbuf_free(&ctx.glsl_ver_ext);
free(ctx.so_names);
free(ctx.temp_ranges);
return false;
}