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radeon/llvm: replace shader type intrinsic with function attribute

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Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
This commit is contained in:
Christian König 2013-03-04 15:35:30 +01:00
parent de80e560bc
commit b8f4ca3d85
3 changed files with 26 additions and 12 deletions
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22
src/gallium/drivers/radeon/radeon_llvm_emit.cpp
View file

@ -28,10 +28,12 @@
#if HAVE_LLVM < 0x0303
#include <llvm/LLVMContext.h>
#include <llvm/Module.h>
#include <llvm/Function.h>
#include <llvm/DataLayout.h>
#else
#include <llvm/IR/LLVMContext.h>
#include <llvm/IR/Module.h>
#include <llvm/IR/Function.h>
#include <llvm/IR/DataLayout.h>
#endif
@ -68,6 +70,26 @@ static LLVMEnsureMultithreaded lLVMEnsureMultithreaded;
}
/**
* Set the shader type we want to compile
*
* @param type shader type to set
*/
extern "C" void
radeon_llvm_shader_type(LLVMValueRef F, unsigned type)
{
Function *Func = unwrap<Function>(F);
int Idx = AttributeSet::FunctionIndex;
AttrBuilder B;
char Str[2];
sprintf(Str, "%1d", type);
B.addAttribute("ShaderType", Str);
AttributeSet Set = AttributeSet::get(Func->getContext(), Idx, B);
Func->addAttributes(Idx, Set);
}
/**
* Compile an LLVM module to machine code.
*

2
src/gallium/drivers/radeon/radeon_llvm_emit.h
View file

@ -33,6 +33,8 @@
extern "C" {
#endif
void radeon_llvm_shader_type(LLVMValueRef F, unsigned type);
unsigned radeon_llvm_bitcode_compile(
unsigned char * bitcode, unsigned bitcode_len,
unsigned char ** bytes, unsigned * byte_count,

14
src/gallium/drivers/radeonsi/radeonsi_shader.c
View file

@ -542,17 +542,6 @@ static void si_llvm_init_export_args(struct lp_build_tgsi_context *bld_base,
* stage. */
}
static void si_llvm_emit_prologue(struct lp_build_tgsi_context *bld_base)
{
struct si_shader_context *si_shader_ctx = si_shader_context(bld_base);
struct gallivm_state *gallivm = bld_base->base.gallivm;
lp_build_intrinsic_unary(gallivm->builder,
"llvm.AMDGPU.shader.type",
LLVMVoidTypeInContext(gallivm->context),
lp_build_const_int32(gallivm, si_shader_ctx->type));
}
static void si_alpha_test(struct lp_build_tgsi_context *bld_base,
unsigned index)
{
@ -1032,7 +1021,6 @@ int si_pipe_shader_create(
shader->shader.uses_kill = shader_info.uses_kill;
bld_base->info = &shader_info;
bld_base->emit_fetch_funcs[TGSI_FILE_CONSTANT] = fetch_constant;
bld_base->emit_prologue = si_llvm_emit_prologue;
bld_base->emit_epilogue = si_llvm_emit_epilogue;
bld_base->op_actions[TGSI_OPCODE_TEX] = tex_action;
@ -1048,6 +1036,8 @@ int si_pipe_shader_create(
si_shader_ctx.type = si_shader_ctx.parse.FullHeader.Processor.Processor;
si_shader_ctx.rctx = rctx;
radeon_llvm_shader_type(si_shader_ctx.radeon_bld.main_fn, si_shader_ctx.type);
shader->shader.nr_cbufs = rctx->framebuffer.nr_cbufs;
/* Dump TGSI code before doing TGSI->LLVM conversion in case the