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radv/ac/llvm: fix regression with shadow samplers fix

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This fixes b56b54cbf1:
radv/ac/llvm: shadow samplers only return one value

It makes sure we only do that for shadow sampling, as
opposed to sizing requests.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Cc: "13.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Dave Airlie 2016-11-28 15:42:36 +10:00
parent b56b54cbf1
commit b2e217369e
1 changed files with 3 additions and 3 deletions
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6
src/amd/common/ac_nir_to_llvm.c
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@ -3627,10 +3627,10 @@ static void visit_tex(struct nir_to_llvm_context *ctx, nir_tex_instr *instr)
result = build_tex_intrinsic(ctx, instr, &tinfo);
if (instr->is_shadow)
result = LLVMBuildExtractElement(ctx->builder, result, ctx->i32zero, "");
else if (instr->op == nir_texop_query_levels)
if (instr->op == nir_texop_query_levels)
result = LLVMBuildExtractElement(ctx->builder, result, LLVMConstInt(ctx->i32, 3, false), "");
if (instr->is_shadow && instr->op != nir_texop_txs && instr->op != nir_texop_lod)
result = LLVMBuildExtractElement(ctx->builder, result, ctx->i32zero, "");
else if (instr->op == nir_texop_txs &&
instr->sampler_dim == GLSL_SAMPLER_DIM_CUBE &&
instr->is_array) {