diff options
author | Rob Clark <[email protected]> | 2017-04-04 15:55:25 -0400 |
---|---|---|
committer | Rob Clark <[email protected]> | 2017-05-04 13:48:06 -0400 |
commit | 5f7e55582eb7d4e2c791493a0d79b0d2b26c6b51 (patch) | |
tree | 1faf5922dfa63f5de70571659e25b3ee2e145a00 /src/mesa/state_tracker | |
parent | 53aa109ba2fd63e319012b8224099d0019243e63 (diff) |
mesa/st: compute support for glsl_to_nir
Signed-off-by: Rob Clark <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r-- | src/mesa/state_tracker/st_glsl_to_nir.cpp | 14 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 3 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_program.c | 13 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_program.h | 3 |
4 files changed, 32 insertions, 1 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_nir.cpp b/src/mesa/state_tracker/st_glsl_to_nir.cpp index 1d850ef899d..fd5eeea0f9a 100644 --- a/src/mesa/state_tracker/st_glsl_to_nir.cpp +++ b/src/mesa/state_tracker/st_glsl_to_nir.cpp @@ -242,6 +242,7 @@ st_glsl_to_nir(struct st_context *st, struct gl_program *prog, NIR_PASS_V(nir, nir_split_var_copies); NIR_PASS_V(nir, nir_lower_var_copies); NIR_PASS_V(nir, st_nir_lower_builtin); + NIR_PASS_V(nir, nir_lower_atomics, shader_program); /* fragment shaders may need : */ if (stage == MESA_SHADER_FRAGMENT) { @@ -336,6 +337,8 @@ st_finalize_nir(struct st_context *st, struct gl_program *prog, nir_shader *nir) nir_assign_var_locations(&nir->outputs, &nir->num_outputs, st_glsl_type_size); + } else if (nir->stage == MESA_SHADER_COMPUTE) { + /* TODO? */ } else { unreachable("invalid shader type for tgsi bypass\n"); } @@ -348,11 +351,17 @@ st_finalize_nir(struct st_context *st, struct gl_program *prog, nir_shader *nir) case MESA_SHADER_FRAGMENT: shader_program = ((struct st_fragment_program *)prog)->shader_program; break; + case MESA_SHADER_COMPUTE: + shader_program = ((struct st_compute_program *)prog)->shader_program; + break; default: assert(!"should not be reached"); return; } + NIR_PASS_V(nir, nir_lower_atomics_to_ssbo, + st->ctx->Const.Program[nir->stage].MaxAtomicBuffers); + st_nir_assign_uniform_locations(prog, shader_program, &nir->uniforms, &nir->num_uniforms); @@ -432,6 +441,7 @@ st_nir_get_mesa_program(struct gl_context *ctx, struct st_vertex_program *stvp; struct st_fragment_program *stfp; + struct st_compute_program *stcp; switch (shader->Stage) { case MESA_SHADER_VERTEX: @@ -442,6 +452,10 @@ st_nir_get_mesa_program(struct gl_context *ctx, stfp = (struct st_fragment_program *)prog; stfp->shader_program = shader_program; break; + case MESA_SHADER_COMPUTE: + stcp = (struct st_compute_program *)prog; + stcp->shader_program = shader_program; + break; default: assert(!"should not be reached"); return NULL; diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index 249584d75e4..9858673ff44 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -7037,10 +7037,11 @@ st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog) struct gl_program *linked_prog = NULL; if (preferred_ir == PIPE_SHADER_IR_NIR) { - /* TODO only for GLSL VS/FS for now: */ + /* TODO only for GLSL VS/FS/CS for now: */ switch (shader->Stage) { case MESA_SHADER_VERTEX: case MESA_SHADER_FRAGMENT: + case MESA_SHADER_COMPUTE: linked_prog = st_nir_get_mesa_program(ctx, prog, shader); default: break; diff --git a/src/mesa/state_tracker/st_program.c b/src/mesa/state_tracker/st_program.c index 0dc3b1ea9bd..09e0d86601f 100644 --- a/src/mesa/state_tracker/st_program.c +++ b/src/mesa/state_tracker/st_program.c @@ -1798,6 +1798,19 @@ st_translate_compute_program(struct st_context *st, struct ureg_program *ureg; struct pipe_shader_state prog; + if (stcp->shader_program) { + nir_shader *nir = st_glsl_to_nir(st, &stcp->Base, stcp->shader_program, + MESA_SHADER_COMPUTE); + + /* no compute variants: */ + st_finalize_nir(st, &stcp->Base, nir); + + stcp->tgsi.ir_type = PIPE_SHADER_IR_NIR; + stcp->tgsi.prog = nir; + + return true; + } + ureg = ureg_create_with_screen(PIPE_SHADER_COMPUTE, st->pipe->screen); if (ureg == NULL) return false; diff --git a/src/mesa/state_tracker/st_program.h b/src/mesa/state_tracker/st_program.h index 70664d1d46a..92dfe2545f0 100644 --- a/src/mesa/state_tracker/st_program.h +++ b/src/mesa/state_tracker/st_program.h @@ -312,6 +312,9 @@ struct st_compute_program struct glsl_to_tgsi_visitor* glsl_to_tgsi; uint64_t affected_states; /**< ST_NEW_* flags to mark dirty when binding */ + /* used when bypassing glsl_to_tgsi: */ + struct gl_shader_program *shader_program; + struct st_basic_variant *variants; /** SHA1 hash of linked tgsi shader program, used for on-disk cache */ |