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r600/llvm: Fix isampleBuffer on preEG

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This commit is contained in:
Vincent Lejeune
2013-10-21 21:05:57 +02:00
parent 1184f8fd34
commit 08556073d1
1 changed files with 14 additions and 1 deletions
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src/gallium/drivers/r600/r600_llvm.c
+14 -1
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@@ -415,9 +415,22 @@ static void llvm_emit_tex(
case TGSI_OPCODE_TXQ: {
struct radeon_llvm_context * ctx = radeon_llvm_context(bld_base);
ctx->uses_tex_buffers = true;
LLVMValueRef offset = lp_build_const_int32(bld_base->base.gallivm, 0);
bool isEgPlus = (ctx->chip_class >= EVERGREEN);
LLVMValueRef offset = lp_build_const_int32(bld_base->base.gallivm,
isEgPlus ? 0 : 1);
LLVMValueRef cvecval = llvm_load_const_buffer(bld_base, offset,
LLVM_R600_BUFFER_INFO_CONST_BUFFER);
if (!isEgPlus) {
LLVMValueRef maskval[4] = {
lp_build_const_int32(gallivm, 1),
lp_build_const_int32(gallivm, 2),
lp_build_const_int32(gallivm, 3),
lp_build_const_int32(gallivm, 0),
};
LLVMValueRef mask = LLVMConstVector(maskval, 4);
cvecval = LLVMBuildShuffleVector(gallivm->builder, cvecval, cvecval,
mask, "");
}
emit_data->output[0] = cvecval;
return;
}