1; RUN: llc < %s -mtriple=x86_64-linux -mattr=+sse2 -mcpu=nehalem | FileCheck %s 2; RUN: llc < %s -mtriple=x86_64-win32 -mattr=+sse2 -mcpu=nehalem | FileCheck %s 3 4define double @t1(float* nocapture %x) nounwind readonly ssp { 5entry: 6; CHECK: t1: 7; CHECK: movss ([[A0:%rdi|%rcx]]), %xmm0 8; CHECK: cvtss2sd %xmm0, %xmm0 9 10 %0 = load float* %x, align 4 11 %1 = fpext float %0 to double 12 ret double %1 13} 14 15define float @t2(double* nocapture %x) nounwind readonly ssp optsize { 16entry: 17; CHECK: t2: 18; CHECK: cvtsd2ss ([[A0]]), %xmm0 19 %0 = load double* %x, align 8 20 %1 = fptrunc double %0 to float 21 ret float %1 22} 23 24define float @squirtf(float* %x) nounwind { 25entry: 26; CHECK: squirtf: 27; CHECK: movss ([[A0]]), %xmm0 28; CHECK: sqrtss %xmm0, %xmm0 29 %z = load float* %x 30 %t = call float @llvm.sqrt.f32(float %z) 31 ret float %t 32} 33 34define double @squirt(double* %x) nounwind { 35entry: 36; CHECK: squirt: 37; CHECK: sqrtsd ([[A0]]), %xmm0 38 %z = load double* %x 39 %t = call double @llvm.sqrt.f64(double %z) 40 ret double %t 41} 42 43define float @squirtf_size(float* %x) nounwind optsize { 44entry: 45; CHECK: squirtf_size: 46; CHECK: sqrtss ([[A0]]), %xmm0 47 %z = load float* %x 48 %t = call float @llvm.sqrt.f32(float %z) 49 ret float %t 50} 51 52define double @squirt_size(double* %x) nounwind optsize { 53entry: 54; CHECK: squirt_size: 55; CHECK: sqrtsd ([[A0]]), %xmm0 56 %z = load double* %x 57 %t = call double @llvm.sqrt.f64(double %z) 58 ret double %t 59} 60 61declare float @llvm.sqrt.f32(float) 62declare double @llvm.sqrt.f64(double) 63