1 ; RUN: llc < %s -mtriple=i386-unknown-unknown -march=x86 -mattr=+sse2 | FileCheck %s 2 3 ; rdar://6504833 4 define float @test1(i32 %x) nounwind readnone { 5 ; CHECK-LABEL: test1: 6 ; CHECK: # BB#0: # %entry 7 ; CHECK-NEXT: pushl %eax 8 ; CHECK-NEXT: movsd .LCPI0_0, %xmm0 9 ; CHECK-NEXT: movd {{[0-9]+}}(%esp), %xmm1 10 ; CHECK-NEXT: orpd %xmm0, %xmm1 11 ; CHECK-NEXT: subsd %xmm0, %xmm1 12 ; CHECK-NEXT: xorps %xmm0, %xmm0 13 ; CHECK-NEXT: cvtsd2ss %xmm1, %xmm0 14 ; CHECK-NEXT: movss %xmm0, (%esp) 15 ; CHECK-NEXT: flds (%esp) 16 ; CHECK-NEXT: popl %eax 17 ; CHECK-NEXT: retl 18 entry: 19 %0 = uitofp i32 %x to float 20 ret float %0 21 } 22 23 ; PR10802 24 define float @test2(<4 x i32> %x) nounwind readnone ssp { 25 ; CHECK-LABEL: test2: 26 ; CHECK: # BB#0: # %entry 27 ; CHECK-NEXT: pushl %eax 28 ; CHECK-NEXT: xorps %xmm1, %xmm1 29 ; CHECK-NEXT: movss %xmm0, %xmm1 30 ; CHECK-NEXT: movsd .LCPI1_0, %xmm0 31 ; CHECK-NEXT: orps %xmm0, %xmm1 32 ; CHECK-NEXT: subsd %xmm0, %xmm1 33 ; CHECK-NEXT: xorps %xmm0, %xmm0 34 ; CHECK-NEXT: cvtsd2ss %xmm1, %xmm0 35 ; CHECK-NEXT: movss %xmm0, (%esp) 36 ; CHECK-NEXT: flds (%esp) 37 ; CHECK-NEXT: popl %eax 38 ; CHECK-NEXT: retl 39 entry: 40 %vecext = extractelement <4 x i32> %x, i32 0 41 %conv = uitofp i32 %vecext to float 42 ret float %conv 43 } 44
