| ; RUN: llc < %s -mtriple=x86_64-apple-macosx -mattr=+sse2 -mcpu=nehalem | FileCheck %s |
| |
| ; rdar: 12558838 |
| ; PR14221 |
| ; There is a mismatch between the intrinsic and the actual instruction. |
| ; The actual instruction has a partial update of dest, while the intrinsic |
| ; passes through the upper FP values. Here, we make sure the source and |
| ; destination of each scalar unary op are the same. |
| |
| define void @rsqrtss(<4 x float> %a) nounwind uwtable ssp { |
| entry: |
| ; CHECK-LABEL: rsqrtss: |
| ; CHECK: rsqrtss %xmm0, %xmm0 |
| ; CHECK-NEXT: cvtss2sd %xmm0 |
| ; CHECK-NEXT: movshdup |
| ; CHECK-NEXT: cvtss2sd %xmm0 |
| ; CHECK-NEXT: movap |
| ; CHECK-NEXT: jmp |
| |
| %0 = tail call <4 x float> @llvm.x86.sse.rsqrt.ss(<4 x float> %a) nounwind |
| %a.addr.0.extract = extractelement <4 x float> %0, i32 0 |
| %conv = fpext float %a.addr.0.extract to double |
| %a.addr.4.extract = extractelement <4 x float> %0, i32 1 |
| %conv3 = fpext float %a.addr.4.extract to double |
| tail call void @callee(double %conv, double %conv3) nounwind |
| ret void |
| } |
| declare void @callee(double, double) |
| declare <4 x float> @llvm.x86.sse.rsqrt.ss(<4 x float>) nounwind readnone |
| |
| define void @rcpss(<4 x float> %a) nounwind uwtable ssp { |
| entry: |
| ; CHECK-LABEL: rcpss: |
| ; CHECK: rcpss %xmm0, %xmm0 |
| ; CHECK-NEXT: cvtss2sd %xmm0 |
| ; CHECK-NEXT: movshdup |
| ; CHECK-NEXT: cvtss2sd %xmm0 |
| ; CHECK-NEXT: movap |
| ; CHECK-NEXT: jmp |
| |
| %0 = tail call <4 x float> @llvm.x86.sse.rcp.ss(<4 x float> %a) nounwind |
| %a.addr.0.extract = extractelement <4 x float> %0, i32 0 |
| %conv = fpext float %a.addr.0.extract to double |
| %a.addr.4.extract = extractelement <4 x float> %0, i32 1 |
| %conv3 = fpext float %a.addr.4.extract to double |
| tail call void @callee(double %conv, double %conv3) nounwind |
| ret void |
| } |
| declare <4 x float> @llvm.x86.sse.rcp.ss(<4 x float>) nounwind readnone |
| |
| define void @sqrtss(<4 x float> %a) nounwind uwtable ssp { |
| entry: |
| ; CHECK-LABEL: sqrtss: |
| ; CHECK: sqrtss %xmm0, %xmm0 |
| ; CHECK-NEXT: cvtss2sd %xmm0 |
| ; CHECK-NEXT: movshdup |
| ; CHECK-NEXT: cvtss2sd %xmm0 |
| ; CHECK-NEXT: movap |
| ; CHECK-NEXT: jmp |
| |
| %0 = tail call <4 x float> @llvm.x86.sse.sqrt.ss(<4 x float> %a) nounwind |
| %a.addr.0.extract = extractelement <4 x float> %0, i32 0 |
| %conv = fpext float %a.addr.0.extract to double |
| %a.addr.4.extract = extractelement <4 x float> %0, i32 1 |
| %conv3 = fpext float %a.addr.4.extract to double |
| tail call void @callee(double %conv, double %conv3) nounwind |
| ret void |
| } |
| declare <4 x float> @llvm.x86.sse.sqrt.ss(<4 x float>) nounwind readnone |
| |
| define void @sqrtsd(<2 x double> %a) nounwind uwtable ssp { |
| entry: |
| ; CHECK-LABEL: sqrtsd: |
| ; CHECK: sqrtsd %xmm0, %xmm0 |
| ; CHECK-NEXT: cvtsd2ss %xmm0 |
| ; CHECK-NEXT: shufpd |
| ; CHECK-NEXT: cvtsd2ss %xmm0 |
| ; CHECK-NEXT: movap |
| ; CHECK-NEXT: jmp |
| |
| %0 = tail call <2 x double> @llvm.x86.sse2.sqrt.sd(<2 x double> %a) nounwind |
| %a0 = extractelement <2 x double> %0, i32 0 |
| %conv = fptrunc double %a0 to float |
| %a1 = extractelement <2 x double> %0, i32 1 |
| %conv3 = fptrunc double %a1 to float |
| tail call void @callee2(float %conv, float %conv3) nounwind |
| ret void |
| } |
| |
| declare void @callee2(float, float) |
| declare <2 x double> @llvm.x86.sse2.sqrt.sd(<2 x double>) nounwind readnone |
| |