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ac: fix nir_intrinsic_shared_atomic_comp_swap handling

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Following on from 49879f3778 this makes sure we use the correct
src index.

Fixes cts test:
KHR-GL46.compute_shader.atomic-case3

Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Timothy Arceri 2018-03-01 20:17:38 +11:00
parent 13cdf4e590
commit f5305c1b44
1 changed files with 1 additions and 1 deletions
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2
src/amd/common/ac_nir_to_llvm.c
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@ -3998,7 +3998,7 @@ static LLVMValueRef visit_var_atomic(struct ac_nir_context *ctx,
if (instr->intrinsic == nir_intrinsic_var_atomic_comp_swap ||
instr->intrinsic == nir_intrinsic_shared_atomic_comp_swap) {
LLVMValueRef src1 = get_src(ctx, instr->src[1]);
LLVMValueRef src1 = get_src(ctx, instr->src[src_idx + 1]);
result = LLVMBuildAtomicCmpXchg(ctx->ac.builder,
ptr, src, src1,
LLVMAtomicOrderingSequentiallyConsistent,