; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3 | FileCheck %s --check-prefixes=SSE ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=AVX define i32 @PR53247(){ ; SSE-LABEL: PR53247: ; SSE: # %bb.0: # %entry ; SSE-NEXT: pxor %xmm0, %xmm0 ; SSE-NEXT: phaddd %xmm0, %xmm0 ; SSE-NEXT: phaddd %xmm0, %xmm0 ; SSE-NEXT: movd %xmm0, %eax ; SSE-NEXT: retq ; ; AVX-LABEL: PR53247: ; AVX: # %bb.0: # %entry ; AVX-NEXT: vpxor %xmm0, %xmm0, %xmm0 ; AVX-NEXT: vphaddd %xmm0, %xmm0, %xmm0 ; AVX-NEXT: vphaddd %xmm0, %xmm0, %xmm0 ; AVX-NEXT: vmovd %xmm0, %eax ; AVX-NEXT: retq entry: %0 = call <4 x i32> @llvm.x86.ssse3.phadd.d.128(<4 x i32> zeroinitializer, <4 x i32> zeroinitializer) %1 = call <4 x i32> @llvm.x86.ssse3.phadd.d.128(<4 x i32> %0, <4 x i32> zeroinitializer) %vecext.i = extractelement <4 x i32> %1, i32 0 ret i32 %vecext.i } declare <4 x i32> @llvm.x86.ssse3.phadd.d.128(<4 x i32>, <4 x i32>)