diff options
| author | Christian König <[email protected]> | 2013-03-21 18:30:23 +0100 |
|---|---|---|
| committer | Christian König <[email protected]> | 2013-04-02 13:01:43 +0200 |
| commit | cf9b31f78a545ede480c2dc25937a07a96cf6656 (patch) | |
| tree | 1588dee47b989df76d6f876087a473dadf40e038 /src/gallium/drivers/radeonsi/radeonsi_shader.c | |
| parent | e4ed58763ab6e948a20d6e66a54d10466dd0c4cc (diff) | |
radeonsi: add start instance support
This works different than on R600, we need to add the start instance manually.
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>
Tested-by: Michel Dänzer <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeonsi/radeonsi_shader.c')
| -rw-r--r-- | src/gallium/drivers/radeonsi/radeonsi_shader.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c index 62f478e1300..05125289a1f 100644 --- a/src/gallium/drivers/radeonsi/radeonsi_shader.c +++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c @@ -351,11 +351,15 @@ static void declare_system_value( unsigned index, const struct tgsi_full_declaration *decl) { + struct gallivm_state * gallivm = radeon_bld->soa.bld_base.base.gallivm; + LLVMValueRef value = 0; switch (decl->Semantic.Name) { case TGSI_SEMANTIC_INSTANCEID: value = LLVMGetParam(radeon_bld->main_fn, SI_PARAM_INSTANCE_ID); + value = LLVMBuildAdd(gallivm->builder, value, + LLVMGetParam(radeon_bld->main_fn, SI_PARAM_START_INSTANCE), ""); break; case TGSI_SEMANTIC_VERTEXID: @@ -963,11 +967,12 @@ static void create_function(struct si_shader_context *si_shader_ctx) if (si_shader_ctx->type == TGSI_PROCESSOR_VERTEX) { params[SI_PARAM_VERTEX_BUFFER] = params[SI_PARAM_SAMPLER]; + params[SI_PARAM_START_INSTANCE] = i32; params[SI_PARAM_VERTEX_ID] = i32; params[SI_PARAM_DUMMY_0] = i32; params[SI_PARAM_DUMMY_1] = i32; params[SI_PARAM_INSTANCE_ID] = i32; - radeon_llvm_create_func(&si_shader_ctx->radeon_bld, params, 8); + radeon_llvm_create_func(&si_shader_ctx->radeon_bld, params, 9); } else { params[SI_PARAM_PRIM_MASK] = i32; @@ -995,6 +1000,12 @@ static void create_function(struct si_shader_context *si_shader_ctx) LLVMValueRef P = LLVMGetParam(si_shader_ctx->radeon_bld.main_fn, i); LLVMAddAttribute(P, LLVMInRegAttribute); } + + if (si_shader_ctx->type == TGSI_PROCESSOR_VERTEX) { + LLVMValueRef P = LLVMGetParam(si_shader_ctx->radeon_bld.main_fn, + SI_PARAM_START_INSTANCE); + LLVMAddAttribute(P, LLVMInRegAttribute); + } } static void preload_constants(struct si_shader_context *si_shader_ctx) |