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decode/renderer: handle compute shader creation

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For compute shaders we put the req local memory into the streamout
places in the protocol, and we create compute shaders in a separate
lookup function

Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
macos/master
Dave Airlie 7 years ago
parent e869badbfb
commit 40a4b1141e
3 changed files with 88 additions and 15 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. 20
      src/vrend_decode.c
  2. 82
      src/vrend_renderer.c
  3. 1
      src/vrend_renderer.h

20
src/vrend_decode.c
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@ -68,7 +68,7 @@ static int vrend_decode_create_shader(struct vrend_decode_ctx *ctx,
struct pipe_stream_output_info so_info;
uint i;
int ret;
uint32_t shader_offset;
uint32_t shader_offset, req_local_mem = 0;
unsigned num_tokens, num_so_outputs, offlen;
uint8_t *shd_text;
uint32_t type;
@ -79,12 +79,18 @@ static int vrend_decode_create_shader(struct vrend_decode_ctx *ctx,
type = get_buf_entry(ctx, VIRGL_OBJ_SHADER_TYPE);
num_tokens = get_buf_entry(ctx, VIRGL_OBJ_SHADER_NUM_TOKENS);
offlen = get_buf_entry(ctx, VIRGL_OBJ_SHADER_OFFSET);
num_so_outputs = get_buf_entry(ctx, VIRGL_OBJ_SHADER_SO_NUM_OUTPUTS);
if (length < VIRGL_OBJ_SHADER_HDR_SIZE(num_so_outputs))
return EINVAL;
if (num_so_outputs > PIPE_MAX_SO_OUTPUTS)
return EINVAL;
if (type == PIPE_SHADER_COMPUTE) {
req_local_mem = get_buf_entry(ctx, VIRGL_OBJ_SHADER_SO_NUM_OUTPUTS);
num_so_outputs = 0;
} else {
num_so_outputs = get_buf_entry(ctx, VIRGL_OBJ_SHADER_SO_NUM_OUTPUTS);
if (length < VIRGL_OBJ_SHADER_HDR_SIZE(num_so_outputs))
return EINVAL;
if (num_so_outputs > PIPE_MAX_SO_OUTPUTS)
return EINVAL;
}
shader_offset = 6;
if (num_so_outputs) {
@ -109,7 +115,7 @@ static int vrend_decode_create_shader(struct vrend_decode_ctx *ctx,
memset(&so_info, 0, sizeof(so_info));
shd_text = get_buf_ptr(ctx, shader_offset);
ret = vrend_create_shader(ctx->grctx, handle, &so_info, (const char *)shd_text, offlen, num_tokens, type, length - shader_offset + 1);
ret = vrend_create_shader(ctx->grctx, handle, &so_info, req_local_mem, (const char *)shd_text, offlen, num_tokens, type, length - shader_offset + 1);
return ret;
}

82
src/vrend_renderer.c
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@ -291,6 +291,7 @@ struct vrend_shader_selector {
struct vrend_shader *current;
struct tgsi_token *tokens;
uint32_t req_local_mem;
char *tmp_buf;
uint32_t buf_len;
uint32_t buf_offset;
@ -439,6 +440,7 @@ struct vrend_sub_context {
bool vbo_dirty;
bool shader_dirty;
bool cs_shader_dirty;
bool sampler_state_dirty;
bool stencil_state_dirty;
bool image_state_dirty;
@ -605,6 +607,7 @@ static inline const char *pipe_shader_to_prefix(int shader_type)
case PIPE_SHADER_GEOMETRY: return "gs";
case PIPE_SHADER_TESS_CTRL: return "tc";
case PIPE_SHADER_TESS_EVAL: return "te";
case PIPE_SHADER_COMPUTE: return "cs";
default:
return NULL;
};
@ -1173,6 +1176,43 @@ static void bind_image_locs(struct vrend_linked_shader_program *sprog,
sprog->images_used_mask[id] = mask;
}
static struct vrend_linked_shader_program *add_cs_shader_program(struct vrend_context *ctx,
struct vrend_shader *cs)
{
struct vrend_linked_shader_program *sprog = CALLOC_STRUCT(vrend_linked_shader_program);
GLuint prog_id;
GLint lret;
prog_id = glCreateProgram();
glAttachShader(prog_id, cs->id);
glLinkProgram(prog_id);
glGetProgramiv(prog_id, GL_LINK_STATUS, &lret);
if (lret == GL_FALSE) {
char infolog[65536];
int len;
glGetProgramInfoLog(prog_id, 65536, &len, infolog);
fprintf(stderr,"got error linking\n%s\n", infolog);
/* dump shaders */
report_context_error(ctx, VIRGL_ERROR_CTX_ILLEGAL_SHADER, 0);
fprintf(stderr,"compute shader: %d GLSL\n%s\n", cs->id, cs->glsl_prog);
glDeleteProgram(prog_id);
free(sprog);
return NULL;
}
sprog->ss[PIPE_SHADER_COMPUTE] = cs;
list_add(&sprog->sl[PIPE_SHADER_COMPUTE], &cs->programs);
sprog->id = prog_id;
list_addtail(&sprog->head, &ctx->sub->programs);
bind_sampler_locs(sprog, PIPE_SHADER_COMPUTE);
bind_ubo_locs(sprog, PIPE_SHADER_COMPUTE);
bind_ssbo_locs(sprog, PIPE_SHADER_COMPUTE);
bind_const_locs(sprog, PIPE_SHADER_COMPUTE);
bind_image_locs(sprog, PIPE_SHADER_COMPUTE);
return sprog;
}
static struct vrend_linked_shader_program *add_shader_program(struct vrend_context *ctx,
struct vrend_shader *vs,
struct vrend_shader *fs,
@ -1344,6 +1384,19 @@ static struct vrend_linked_shader_program *add_shader_program(struct vrend_conte
return sprog;
}
static struct vrend_linked_shader_program *lookup_cs_shader_program(struct vrend_context *ctx,
GLuint cs_id)
{
struct vrend_linked_shader_program *ent;
LIST_FOR_EACH_ENTRY(ent, &ctx->sub->programs, head) {
if (!ent->ss[PIPE_SHADER_COMPUTE])
continue;
if (ent->ss[PIPE_SHADER_COMPUTE]->id == cs_id)
return ent;
}
return NULL;
}
static struct vrend_linked_shader_program *lookup_shader_program(struct vrend_context *ctx,
GLuint vs_id,
GLuint fs_id,
@ -1356,7 +1409,8 @@ static struct vrend_linked_shader_program *lookup_shader_program(struct vrend_co
LIST_FOR_EACH_ENTRY(ent, &ctx->sub->programs, head) {
if (ent->dual_src_linked != dual_src)
continue;
if (ent->ss[PIPE_SHADER_COMPUTE])
continue;
if (ent->ss[PIPE_SHADER_VERTEX]->id != vs_id)
continue;
if (ent->ss[PIPE_SHADER_FRAGMENT]->id != fs_id)
@ -1381,7 +1435,7 @@ static void vrend_destroy_program(struct vrend_linked_shader_program *ent)
glDeleteProgram(ent->id);
list_del(&ent->head);
for (i = PIPE_SHADER_VERTEX; i <= PIPE_SHADER_TESS_EVAL; i++) {
for (i = PIPE_SHADER_VERTEX; i <= PIPE_SHADER_COMPUTE; i++) {
if (ent->ss[i])
list_del(&ent->sl[i]);
free(ent->shadow_samp_mask_locs[i]);
@ -2701,6 +2755,7 @@ static inline int conv_shader_type(int type)
case PIPE_SHADER_GEOMETRY: return GL_GEOMETRY_SHADER;
case PIPE_SHADER_TESS_CTRL: return GL_TESS_CONTROL_SHADER;
case PIPE_SHADER_TESS_EVAL: return GL_TESS_EVALUATION_SHADER;
case PIPE_SHADER_COMPUTE: return GL_COMPUTE_SHADER;
default:
return 0;
};
@ -2718,7 +2773,7 @@ static int vrend_shader_create(struct vrend_context *ctx,
shader->id = glCreateShader(conv_shader_type(shader->sel->type));
shader->compiled_fs_id = 0;
shader->glsl_prog = vrend_convert_shader(&ctx->shader_cfg, shader->sel->tokens, 0, &key, &shader->sel->sinfo);
shader->glsl_prog = vrend_convert_shader(&ctx->shader_cfg, shader->sel->tokens, shader->sel->req_local_mem, &key, &shader->sel->sinfo);
if (!shader->glsl_prog) {
report_context_error(ctx, VIRGL_ERROR_CTX_ILLEGAL_SHADER, 0);
glDeleteShader(shader->id);
@ -2787,6 +2842,7 @@ static int vrend_shader_select(struct vrend_context *ctx,
static void *vrend_create_shader_state(UNUSED struct vrend_context *ctx,
const struct pipe_stream_output_info *so_info,
uint32_t req_local_mem,
unsigned pipe_shader_type)
{
struct vrend_shader_selector *sel = CALLOC_STRUCT(vrend_shader_selector);
@ -2794,6 +2850,7 @@ static void *vrend_create_shader_state(UNUSED struct vrend_context *ctx,
if (!sel)
return NULL;
sel->req_local_mem = req_local_mem;
sel->type = pipe_shader_type;
sel->sinfo.so_info = *so_info;
pipe_reference_init(&sel->reference, 1);
@ -2819,6 +2876,7 @@ static int vrend_finish_shader(struct vrend_context *ctx,
int vrend_create_shader(struct vrend_context *ctx,
uint32_t handle,
const struct pipe_stream_output_info *so_info,
uint32_t req_local_mem,
const char *shd_text, uint32_t offlen, uint32_t num_tokens,
uint32_t type, uint32_t pkt_length)
{
@ -2828,7 +2886,7 @@ int vrend_create_shader(struct vrend_context *ctx,
bool finished = false;
int ret;
if (type > PIPE_SHADER_TESS_EVAL)
if (type > PIPE_SHADER_COMPUTE)
return EINVAL;
if (!has_feature(feat_geometry_shader) &&
@ -2855,7 +2913,7 @@ int vrend_create_shader(struct vrend_context *ctx,
}
if (new_shader) {
sel = vrend_create_shader_state(ctx, so_info, type);
sel = vrend_create_shader_state(ctx, so_info, req_local_mem, type);
if (sel == NULL)
return ENOMEM;
@ -2964,11 +3022,14 @@ void vrend_bind_shader(struct vrend_context *ctx,
{
struct vrend_shader_selector *sel;
if (type > PIPE_SHADER_TESS_EVAL)
if (type > PIPE_SHADER_COMPUTE)
return;
if (handle == 0) {
ctx->sub->shader_dirty = true;
if (type == PIPE_SHADER_COMPUTE)
ctx->sub->cs_shader_dirty = true;
else
ctx->sub->shader_dirty = true;
vrend_shader_state_reference(&ctx->sub->shaders[type], NULL);
return;
}
@ -2981,7 +3042,10 @@ void vrend_bind_shader(struct vrend_context *ctx,
return;
if (ctx->sub->shaders[sel->type] != sel) {
ctx->sub->shader_dirty = true;
if (type == PIPE_SHADER_COMPUTE)
ctx->sub->cs_shader_dirty = true;
else
ctx->sub->shader_dirty = true;
ctx->sub->prog_ids[sel->type] = 0;
}
@ -5057,6 +5121,7 @@ static void vrend_destroy_sub_context(struct vrend_sub_context *sub)
vrend_shader_state_reference(&sub->shaders[PIPE_SHADER_GEOMETRY], NULL);
vrend_shader_state_reference(&sub->shaders[PIPE_SHADER_TESS_CTRL], NULL);
vrend_shader_state_reference(&sub->shaders[PIPE_SHADER_TESS_EVAL], NULL);
vrend_shader_state_reference(&sub->shaders[PIPE_SHADER_COMPUTE], NULL);
vrend_free_programs(sub);
for (i = 0; i < PIPE_SHADER_TYPES; i++) {
@ -5110,6 +5175,7 @@ bool vrend_destroy_context(struct vrend_context *ctx)
vrend_set_num_sampler_views(ctx, PIPE_SHADER_GEOMETRY, 0, 0);
vrend_set_num_sampler_views(ctx, PIPE_SHADER_TESS_CTRL, 0, 0);
vrend_set_num_sampler_views(ctx, PIPE_SHADER_TESS_EVAL, 0, 0);
vrend_set_num_sampler_views(ctx, PIPE_SHADER_COMPUTE, 0, 0);
vrend_set_streamout_targets(ctx, 0, 0, NULL);
vrend_set_num_vbo(ctx, 0);

1
src/vrend_renderer.h
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@ -112,6 +112,7 @@ const struct vrend_format_table *vrend_get_format_table_entry(enum virgl_formats
int vrend_create_shader(struct vrend_context *ctx,
uint32_t handle,
const struct pipe_stream_output_info *stream_output,
uint32_t req_local_mem,
const char *shd_text, uint32_t offlen, uint32_t num_tokens,
uint32_t type, uint32_t pkt_length);

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