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r600/llvm: Fix texbuf for pre EG gen

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This commit is contained in:
Vincent Lejeune 2013-10-21 18:48:21 +02:00
parent 36f1c6e3db
commit 1184f8fd34
1 changed files with 29 additions and 0 deletions
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29
src/gallium/drivers/r600/r600_llvm.c
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@ -427,6 +427,35 @@ static void llvm_emit_tex(
emit_data->output[0] = build_intrinsic(gallivm->builder,
"llvm.R600.load.texbuf",
emit_data->dst_type, args, 2, LLVMReadNoneAttribute);
if (ctx->chip_class >= EVERGREEN)
return;
ctx->uses_tex_buffers = true;
LLVMDumpValue(emit_data->output[0]);
emit_data->output[0] = LLVMBuildBitCast(gallivm->builder,
emit_data->output[0], LLVMVectorType(bld_base->base.int_elem_type, 4),
"");
LLVMValueRef Mask = llvm_load_const_buffer(bld_base,
lp_build_const_int32(gallivm, 0),
LLVM_R600_BUFFER_INFO_CONST_BUFFER);
Mask = LLVMBuildBitCast(gallivm->builder, Mask,
LLVMVectorType(bld_base->base.int_elem_type, 4), "");
emit_data->output[0] = lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_AND,
emit_data->output[0],
Mask);
LLVMValueRef WComponent = LLVMBuildExtractElement(gallivm->builder,
emit_data->output[0], lp_build_const_int32(gallivm, 3), "");
Mask = llvm_load_const_buffer(bld_base, lp_build_const_int32(gallivm, 1),
LLVM_R600_BUFFER_INFO_CONST_BUFFER);
Mask = LLVMBuildExtractElement(gallivm->builder, Mask,
lp_build_const_int32(gallivm, 0), "");
Mask = LLVMBuildBitCast(gallivm->builder, Mask,
bld_base->base.int_elem_type, "");
WComponent = lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_OR,
WComponent, Mask);
emit_data->output[0] = LLVMBuildInsertElement(gallivm->builder,
emit_data->output[0], WComponent, lp_build_const_int32(gallivm, 3), "");
emit_data->output[0] = LLVMBuildBitCast(gallivm->builder,
emit_data->output[0], LLVMVectorType(bld_base->base.elem_type, 4), "");
}
return;
default: