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shader: return updated glsl_ver_required from emit_ios_common

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Refactor vrend_shader.c by reducing the number of dump_ctx members
that are modified in function calls that take dump_ctx as an argument.

Signed-off-by: Ryan Neph <ryanneph@google.com>
Reviewed-by: Gert Wollny <gert.wollny@collabora.com>
macos/master
Ryan Neph 4 years ago
parent cabc440336
commit 4c76e9d828
1 changed files with 31 additions and 27 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 58
      src/vrend_shader.c

58
src/vrend_shader.c
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@ -599,10 +599,9 @@ static const char *get_stage_output_name_prefix(int processor)
return name_prefix;
}
static void require_glsl_ver(struct dump_ctx *ctx, int glsl_ver)
static int require_glsl_ver(const struct dump_ctx *ctx, int glsl_ver)
{
if (glsl_ver > ctx->glsl_ver_required)
ctx->glsl_ver_required = glsl_ver;
return glsl_ver > ctx->glsl_ver_required ? glsl_ver : ctx->glsl_ver_required;
}
static void emit_indent(struct vrend_glsl_strbufs *glsl_strbufs)
@ -998,7 +997,7 @@ iter_declaration(struct tgsi_iterate_context *iter,
}
if (ctx->inputs[i].first != ctx->inputs[i].last)
require_glsl_ver(ctx, 150);
ctx->glsl_ver_required = require_glsl_ver(ctx, 150);
switch (ctx->inputs[i].name) {
case TGSI_SEMANTIC_COLOR:
@ -1066,7 +1065,7 @@ iter_declaration(struct tgsi_iterate_context *iter,
name_prefix = "gl_PrimitiveID";
ctx->inputs[i].glsl_predefined_no_emit = true;
ctx->inputs[i].glsl_no_index = true;
require_glsl_ver(ctx, 150);
ctx->glsl_ver_required = require_glsl_ver(ctx, 150);
ctx->shader_req_bits |= SHADER_REQ_GEOMETRY_SHADER;
break;
}
@ -1296,7 +1295,7 @@ iter_declaration(struct tgsi_iterate_context *iter,
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);
ctx->glsl_ver_required = 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)
@ -1680,7 +1679,7 @@ iter_property(struct tgsi_iterate_context *iter,
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->glsl_ver_required = require_glsl_ver(ctx, 150);
ctx->shader_req_bits |= SHADER_REQ_IMAGE_LOAD_STORE;
}
break;
@ -1696,7 +1695,7 @@ iter_property(struct tgsi_iterate_context *iter,
case TGSI_PROPERTY_FS_BLEND_EQUATION_ADVANCED:
ctx->fs_blend_equation_advanced = prop->u[0].Data;
if (!ctx->cfg->use_gles || ctx->cfg->glsl_version < 320) {
require_glsl_ver(ctx, 150);
ctx->glsl_ver_required = require_glsl_ver(ctx, 150);
ctx->shader_req_bits |= SHADER_REQ_BLEND_EQUATION_ADVANCED;
}
break;
@ -2220,7 +2219,7 @@ static void set_texture_reqs(struct dump_ctx *ctx,
if (ctx->cfg->glsl_version >= 140)
if (ctx->shader_req_bits & (SHADER_REQ_SAMPLER_RECT |
SHADER_REQ_SAMPLER_BUF))
require_glsl_ver(ctx, 140);
ctx->glsl_ver_required = require_glsl_ver(ctx, 140);
}
/* size queries are pretty much separate */
@ -4408,7 +4407,7 @@ void rewrite_io_ranged(struct dump_ctx *ctx)
ctx->patch_ios.input_range.io.swizzle_offset = 0;
if (prefer_generic_io_block(ctx, io_in))
require_glsl_ver(ctx, 150);
ctx->glsl_ver_required = require_glsl_ver(ctx, 150);
}
if ((ctx->info.indirect_files & (1 << TGSI_FILE_OUTPUT)) ||
@ -4463,7 +4462,7 @@ void rewrite_io_ranged(struct dump_ctx *ctx)
if (prefer_generic_io_block(ctx, io_out))
require_glsl_ver(ctx, 150);
ctx->glsl_ver_required = require_glsl_ver(ctx, 150);
}
}
@ -4544,7 +4543,7 @@ void rewrite_vs_pos_array(struct dump_ctx *ctx)
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);
ctx->glsl_ver_required = require_glsl_ver(ctx, 150);
}
}
@ -5377,7 +5376,7 @@ prolog(struct tgsi_iterate_context *iter)
if (iter->processor.Processor == TGSI_PROCESSOR_VERTEX &&
ctx->key->gs_present)
require_glsl_ver(ctx, 150);
ctx->glsl_ver_required = require_glsl_ver(ctx, 150);
return true;
}
@ -5812,11 +5811,12 @@ static void emit_image_decl(const struct dump_ctx *ctx,
access, volatile_str, precision, ptc, stc, sname, i);
}
static void emit_ios_common(struct dump_ctx *ctx,
struct vrend_glsl_strbufs *glsl_strbufs)
static int emit_ios_common(struct dump_ctx *ctx,
struct vrend_glsl_strbufs *glsl_strbufs)
{
uint i;
const char *sname = tgsi_proc_to_prefix(ctx->prog_type);
int glsl_ver_required = ctx->glsl_ver_required;
for (i = 0; i < ctx->num_temp_ranges; i++) {
emit_hdrf(glsl_strbufs, "vec4 temp%d[%d];\n", ctx->temp_ranges[i].first, ctx->temp_ranges[i].last - ctx->temp_ranges[i].first + 1);
@ -5853,7 +5853,7 @@ static void emit_ios_common(struct dump_ctx *ctx,
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);
glsl_ver_required = require_glsl_ver(ctx, 150);
int first = ffs(ctx->ubo_used_mask) - 1;
unsigned num_ubo = util_bitcount(ctx->ubo_used_mask);
emit_hdrf(glsl_strbufs, "uniform %subo { vec4 ubocontents[%d]; } %suboarr[%d];\n", cname, ctx->ubo_sizes[first], cname, num_ubo);
@ -5923,6 +5923,7 @@ static void emit_ios_common(struct dump_ctx *ctx,
}
}
return glsl_ver_required;
}
static void emit_ios_streamout(const struct dump_ctx *ctx,
@ -6638,16 +6639,17 @@ static void emit_ios_cs(const struct dump_ctx *ctx,
}
}
static void emit_ios(struct dump_ctx *ctx,
struct vrend_glsl_strbufs *glsl_strbufs,
struct vrend_generic_ios *generic_ios)
static int emit_ios(struct dump_ctx *ctx,
struct vrend_glsl_strbufs *glsl_strbufs,
struct vrend_generic_ios *generic_ios)
{
ctx->num_interps = 0;
int glsl_ver_required = ctx->glsl_ver_required;
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(glsl_strbufs);
return;
return glsl_ver_required;
}
switch (ctx->prog_type) {
@ -6672,7 +6674,7 @@ static void emit_ios(struct dump_ctx *ctx,
default:
fprintf(stderr, "Unknown shader processor %d\n", ctx->prog_type);
set_hdr_error(glsl_strbufs);
return;
return glsl_ver_required;
}
if (generic_ios->outputs_expected_mask &&
@ -6688,12 +6690,14 @@ static void emit_ios(struct dump_ctx *ctx,
}
emit_ios_streamout(ctx, glsl_strbufs);
emit_ios_common(ctx, glsl_strbufs);
glsl_ver_required = emit_ios_common(ctx, glsl_strbufs);
if (ctx->prog_type == TGSI_PROCESSOR_FRAGMENT &&
ctx->key->pstipple_tex == true) {
emit_hdr(glsl_strbufs, "uniform sampler2D pstipple_sampler;\nfloat stip_temp;\n");
}
return glsl_ver_required;
}
static boolean fill_fragment_interpolants(struct dump_ctx *ctx, struct vrend_shader_info *sinfo)
@ -6939,7 +6943,7 @@ bool vrend_convert_shader(const struct vrend_context *rctx,
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);
ctx.glsl_ver_required = require_glsl_ver(&ctx, 140);
if (sinfo->so_info.num_outputs) {
ctx.so = &sinfo->so_info;
@ -6950,11 +6954,11 @@ bool vrend_convert_shader(const struct vrend_context *rctx,
ctx.so_names = NULL;
if (ctx.info.dimension_indirect_files & (1 << TGSI_FILE_CONSTANT))
require_glsl_ver(&ctx, 150);
ctx.glsl_ver_required = 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.glsl_ver_required = require_glsl_ver(&ctx, 150);
ctx.shader_req_bits |= SHADER_REQ_GPU_SHADER5;
}
if (ctx.info.indirect_files & (1 << TGSI_FILE_SAMPLER))
@ -6971,7 +6975,7 @@ bool vrend_convert_shader(const struct vrend_context *rctx,
strbuf_free(ctx.src_bufs + i);
emit_header(&ctx, &ctx.glsl_strbufs);
emit_ios(&ctx, &ctx.glsl_strbufs, &ctx.generic_ios);
ctx.glsl_ver_required = emit_ios(&ctx, &ctx.glsl_strbufs, &ctx.generic_ios);
if (strbuf_get_error(&ctx.glsl_strbufs.glsl_hdr))
goto fail;
@ -7280,7 +7284,7 @@ bool vrend_shader_create_passthrough_tcs(const struct vrend_context *rctx,
handle_io_arrays(&ctx);
emit_header(&ctx, &ctx.glsl_strbufs);
emit_ios(&ctx, &ctx.glsl_strbufs, &ctx.generic_ios);
ctx.glsl_ver_required = emit_ios(&ctx, &ctx.glsl_strbufs, &ctx.generic_ios);
emit_buf(&ctx.glsl_strbufs, "void main() {\n");

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