1 ; RUN: llc -mtriple=i686-unknown-unknown -mattr=+sse4.1 < %s | FileCheck %s -check-prefix=X32 2 ; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 < %s | FileCheck %s -check-prefix=X64 3 4 ; Test for case where insertps was folding the load of the insertion element, but a later optimization 5 ; was then manipulating the load. 6 7 define <4 x float> @insertps_unfold(<4 x float>* %v0, <4 x float>* %v1) { 8 ; X32-LABEL: insertps_unfold: 9 ; X32: # BB#0: 10 ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax 11 ; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx 12 ; X32-NEXT: movss {{.*#+}} xmm1 = mem[0],zero,zero,zero 13 ; X32-NEXT: movaps (%eax), %xmm0 14 ; X32-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,2],mem[0] 15 ; X32-NEXT: addps %xmm1, %xmm0 16 ; X32-NEXT: retl 17 ; 18 ; X64-LABEL: insertps_unfold: 19 ; X64: # BB#0: 20 ; X64-NEXT: movss {{.*#+}} xmm1 = mem[0],zero,zero,zero 21 ; X64-NEXT: movaps (%rdi), %xmm0 22 ; X64-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,2],mem[0] 23 ; X64-NEXT: addps %xmm1, %xmm0 24 ; X64-NEXT: retq 25 %a = getelementptr inbounds <4 x float>, <4 x float>* %v1, i64 0, i64 1 26 %b = load float, float* %a, align 4 27 %c = insertelement <4 x float> undef, float %b, i32 0 28 %d = load <4 x float>, <4 x float>* %v1, align 16 29 %e = load <4 x float>, <4 x float>* %v0, align 16 30 %f = shufflevector <4 x float> %e, <4 x float> %d, <4 x i32> <i32 0, i32 1, i32 2, i32 5> 31 %g = fadd <4 x float> %c, %f 32 ret <4 x float> %g 33 } 34
