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1; RUN: llc -O0 -mtriple=spirv-unknown-vulkan %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV2; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-unknown-vulkan-compute %s -o - -filetype=obj | spirv-val --target-env vulkan1.3 %}3 4; CHECK-SPIRV: %[[#short:]] = OpTypeInt 325; CHECK-SPIRV: %[[#short2:]] = OpTypeVector %[[#short]] 26; CHECK-SPIRV: OpBitReverse %[[#short2]]7 8define hidden spir_func void @testBitRev(<2 x i32> %a, <2 x i32> %b, <2 x i32> %c, ptr %res) {9entry:10 %call = tail call <2 x i32> @llvm.bitreverse.v2i32(<2 x i32> %b)11 store <2 x i32> %call, ptr %res, align 412 ret void13}14 15define void @main() #1 {16 ret void17}18 19declare <2 x i32> @llvm.bitreverse.v2i32(<2 x i32>)20attributes #1 = { "hlsl.numthreads"="8,1,1" "hlsl.shader"="compute" }21