Mercurial > hg > CbC > CbC_llvm
view test/CodeGen/X86/uint_to_fp-2.ll @ 95:afa8332a0e37 LLVM3.8
LLVM 3.8
| author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 13 Oct 2015 17:48:58 +0900 |
| parents | 60c9769439b8 |
| children | 1172e4bd9c6f |
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; RUN: llc < %s -mtriple=i386-unknown-unknown -march=x86 -mattr=+sse2 | FileCheck %s ; rdar://6504833 define float @test1(i32 %x) nounwind readnone { ; CHECK-LABEL: test1: ; CHECK: # BB#0: # %entry ; CHECK-NEXT: pushl %eax ; CHECK-NEXT: movsd .LCPI0_0, %xmm0 ; CHECK-NEXT: movd {{[0-9]+}}(%esp), %xmm1 ; CHECK-NEXT: orpd %xmm0, %xmm1 ; CHECK-NEXT: subsd %xmm0, %xmm1 ; CHECK-NEXT: xorps %xmm0, %xmm0 ; CHECK-NEXT: cvtsd2ss %xmm1, %xmm0 ; CHECK-NEXT: movss %xmm0, (%esp) ; CHECK-NEXT: flds (%esp) ; CHECK-NEXT: popl %eax ; CHECK-NEXT: retl entry: %0 = uitofp i32 %x to float ret float %0 } ; PR10802 define float @test2(<4 x i32> %x) nounwind readnone ssp { ; CHECK-LABEL: test2: ; CHECK: # BB#0: # %entry ; CHECK-NEXT: pushl %eax ; CHECK-NEXT: xorps %xmm1, %xmm1 ; CHECK-NEXT: movss %xmm0, %xmm1 ; CHECK-NEXT: movsd .LCPI1_0, %xmm0 ; CHECK-NEXT: orps %xmm0, %xmm1 ; CHECK-NEXT: subsd %xmm0, %xmm1 ; CHECK-NEXT: xorps %xmm0, %xmm0 ; CHECK-NEXT: cvtsd2ss %xmm1, %xmm0 ; CHECK-NEXT: movss %xmm0, (%esp) ; CHECK-NEXT: flds (%esp) ; CHECK-NEXT: popl %eax ; CHECK-NEXT: retl entry: %vecext = extractelement <4 x i32> %x, i32 0 %conv = uitofp i32 %vecext to float ret float %conv }