1 ; RUN: llc < %s -mtriple=x86_64-apple-macosx -mattr=+sse2 -mcpu=nehalem | FileCheck %s 2 3 ; rdar: 12558838 4 ; PR14221 5 ; There is a mismatch between the intrinsic and the actual instruction. 6 ; The actual instruction has a partial update of dest, while the intrinsic 7 ; passes through the upper FP values. Here, we make sure the source and 8 ; destination of each scalar unary op are the same. 9 10 define void @rsqrtss(<4 x float> %a) nounwind uwtable ssp { 11 entry: 12 ; CHECK-LABEL: rsqrtss: 13 ; CHECK: rsqrtss %xmm0, %xmm0 14 ; CHECK-NEXT: cvtss2sd %xmm0 15 ; CHECK-NEXT: movshdup 16 ; CHECK-NEXT: cvtss2sd %xmm0 17 ; CHECK-NEXT: movap 18 ; CHECK-NEXT: jmp 19 20 %0 = tail call <4 x float> @llvm.x86.sse.rsqrt.ss(<4 x float> %a) nounwind 21 %a.addr.0.extract = extractelement <4 x float> %0, i32 0 22 %conv = fpext float %a.addr.0.extract to double 23 %a.addr.4.extract = extractelement <4 x float> %0, i32 1 24 %conv3 = fpext float %a.addr.4.extract to double 25 tail call void @callee(double %conv, double %conv3) nounwind 26 ret void 27 } 28 declare void @callee(double, double) 29 declare <4 x float> @llvm.x86.sse.rsqrt.ss(<4 x float>) nounwind readnone 30 31 define void @rcpss(<4 x float> %a) nounwind uwtable ssp { 32 entry: 33 ; CHECK-LABEL: rcpss: 34 ; CHECK: rcpss %xmm0, %xmm0 35 ; CHECK-NEXT: cvtss2sd %xmm0 36 ; CHECK-NEXT: movshdup 37 ; CHECK-NEXT: cvtss2sd %xmm0 38 ; CHECK-NEXT: movap 39 ; CHECK-NEXT: jmp 40 41 %0 = tail call <4 x float> @llvm.x86.sse.rcp.ss(<4 x float> %a) nounwind 42 %a.addr.0.extract = extractelement <4 x float> %0, i32 0 43 %conv = fpext float %a.addr.0.extract to double 44 %a.addr.4.extract = extractelement <4 x float> %0, i32 1 45 %conv3 = fpext float %a.addr.4.extract to double 46 tail call void @callee(double %conv, double %conv3) nounwind 47 ret void 48 } 49 declare <4 x float> @llvm.x86.sse.rcp.ss(<4 x float>) nounwind readnone 50 51 define void @sqrtss(<4 x float> %a) nounwind uwtable ssp { 52 entry: 53 ; CHECK-LABEL: sqrtss: 54 ; CHECK: sqrtss %xmm0, %xmm0 55 ; CHECK-NEXT: cvtss2sd %xmm0 56 ; CHECK-NEXT: movshdup 57 ; CHECK-NEXT: cvtss2sd %xmm0 58 ; CHECK-NEXT: movap 59 ; CHECK-NEXT: jmp 60 61 %0 = tail call <4 x float> @llvm.x86.sse.sqrt.ss(<4 x float> %a) nounwind 62 %a.addr.0.extract = extractelement <4 x float> %0, i32 0 63 %conv = fpext float %a.addr.0.extract to double 64 %a.addr.4.extract = extractelement <4 x float> %0, i32 1 65 %conv3 = fpext float %a.addr.4.extract to double 66 tail call void @callee(double %conv, double %conv3) nounwind 67 ret void 68 } 69 declare <4 x float> @llvm.x86.sse.sqrt.ss(<4 x float>) nounwind readnone 70 71 define void @sqrtsd(<2 x double> %a) nounwind uwtable ssp { 72 entry: 73 ; CHECK-LABEL: sqrtsd: 74 ; CHECK: sqrtsd %xmm0, %xmm0 75 ; CHECK-NEXT: cvtsd2ss %xmm0 76 ; CHECK-NEXT: shufpd 77 ; CHECK-NEXT: cvtsd2ss %xmm0 78 ; CHECK-NEXT: movap 79 ; CHECK-NEXT: jmp 80 81 %0 = tail call <2 x double> @llvm.x86.sse2.sqrt.sd(<2 x double> %a) nounwind 82 %a0 = extractelement <2 x double> %0, i32 0 83 %conv = fptrunc double %a0 to float 84 %a1 = extractelement <2 x double> %0, i32 1 85 %conv3 = fptrunc double %a1 to float 86 tail call void @callee2(float %conv, float %conv3) nounwind 87 ret void 88 } 89 90 declare void @callee2(float, float) 91 declare <2 x double> @llvm.x86.sse2.sqrt.sd(<2 x double>) nounwind readnone 92 93
