diff options
| author | Vincent Lejeune <[email protected]> | 2013-10-05 16:04:48 +0200 |
|---|---|---|
| committer | Vincent Lejeune <[email protected]> | 2013-10-13 20:03:42 +0200 |
| commit | 6e51c2a941955fd2a34d62437fc149e633e79ec7 (patch) | |
| tree | deebf3e85f4c9dcfc8efd0cd8328f1dc01c371be /src/gallium/drivers/radeonsi/radeonsi_shader.c | |
| parent | 453ea2d309c0314bea8a209f536e2b3c2c4d92c6 (diff) | |
radeonsi: Allow Sinking pass to move preloaded const/res/sampl
This fixes a crash in Unigine Heaven 3.0, and probably in some
others apps.
Diffstat (limited to 'src/gallium/drivers/radeonsi/radeonsi_shader.c')
| -rw-r--r-- | src/gallium/drivers/radeonsi/radeonsi_shader.c | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c index 3aa271ea832..80ee325b0f2 100644 --- a/src/gallium/drivers/radeonsi/radeonsi_shader.c +++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c @@ -114,8 +114,12 @@ static LLVMValueRef build_indexed_load( { struct lp_build_context * base = &si_shader_ctx->radeon_bld.soa.bld_base.base; + LLVMValueRef indices[2] = { + LLVMConstInt(LLVMInt64TypeInContext(base->gallivm->context), 0, false), + offset + }; LLVMValueRef computed_ptr = LLVMBuildGEP( - base->gallivm->builder, base_ptr, &offset, 1, ""); + base->gallivm->builder, base_ptr, indices, 2, ""); LLVMValueRef result = LLVMBuildLoad(base->gallivm->builder, computed_ptr, ""); LLVMSetMetadata(result, 1, si_shader_ctx->const_md); @@ -1581,9 +1585,14 @@ static void create_function(struct si_shader_context *si_shader_ctx) v2i32 = LLVMVectorType(i32, 2); v3i32 = LLVMVectorType(i32, 3); - params[SI_PARAM_CONST] = LLVMPointerType(LLVMVectorType(i8, 16), CONST_ADDR_SPACE); - params[SI_PARAM_SAMPLER] = params[SI_PARAM_CONST]; - params[SI_PARAM_RESOURCE] = LLVMPointerType(LLVMVectorType(i8, 32), CONST_ADDR_SPACE); + params[SI_PARAM_CONST] = LLVMPointerType( + LLVMArrayType(LLVMVectorType(i8, 16), NUM_CONST_BUFFERS), CONST_ADDR_SPACE); + /* We assume at most 16 textures per program at the moment. + * This need probably need to be changed to support bindless textures */ + params[SI_PARAM_SAMPLER] = LLVMPointerType( + LLVMArrayType(LLVMVectorType(i8, 16), NUM_SAMPLER_VIEWS), CONST_ADDR_SPACE); + params[SI_PARAM_RESOURCE] = LLVMPointerType( + LLVMArrayType(LLVMVectorType(i8, 32), NUM_SAMPLER_STATES), CONST_ADDR_SPACE); switch (si_shader_ctx->type) { case TGSI_PROCESSOR_VERTEX: @@ -1650,7 +1659,20 @@ static void create_function(struct si_shader_context *si_shader_ctx) for (i = 0; i <= last_sgpr; ++i) { LLVMValueRef P = LLVMGetParam(si_shader_ctx->radeon_bld.main_fn, i); - LLVMAddAttribute(P, LLVMInRegAttribute); + switch (i) { + default: + LLVMAddAttribute(P, LLVMInRegAttribute); + break; +#if HAVE_LLVM >= 0x0304 + /* We tell llvm that array inputs are passed by value to allow Sinking pass + * to move load. Inputs are constant so this is fine. */ + case SI_PARAM_CONST: + case SI_PARAM_SAMPLER: + case SI_PARAM_RESOURCE: + LLVMAddAttribute(P, LLVMByValAttribute); + break; +#endif + } } #if HAVE_LLVM >= 0x0304 |