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Differential D47749 Diff 150172 llvm/trunk/test/CodeGen/X86/fmf-flags.ll

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llvm/trunk/test/CodeGen/X86/fmf-flags.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s -check-prefix=X64 ; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s -check-prefix=X64
; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s -check-prefix=X86 ; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s -check-prefix=X86
declare float @llvm.sqrt.f32(float %x); declare float @llvm.sqrt.f32(float %x);
define float @fast_recip_sqrt(float %x) { define float @fast_recip_sqrt(float %x) {
; X64-LABEL: fast_recip_sqrt: ; X64-LABEL: fast_recip_sqrt:
; X64: # %bb.0: ; X64: # %bb.0:
; X64-NEXT: sqrtss %xmm0, %xmm1 ; X64-NEXT: rsqrtss %xmm0, %xmm1
; X64-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero ; X64-NEXT: xorps %xmm2, %xmm2
; X64-NEXT: divss %xmm1, %xmm0 ; X64-NEXT: cmpeqss %xmm0, %xmm2
; X64-NEXT: mulss %xmm1, %xmm0
; X64-NEXT: movss {{.*}}(%rip), %xmm3
; X64-NEXT: mulss %xmm0, %xmm3
; X64-NEXT: mulss %xmm1, %xmm0
; X64-NEXT: addss {{.*}}(%rip), %xmm0
; X64-NEXT: mulss %xmm3, %xmm0
; X64-NEXT: andnps %xmm0, %xmm2
; X64-NEXT: movss {{.*}}(%rip), %xmm0
; X64-NEXT: divss %xmm2, %xmm0
; X64-NEXT: retq ; X64-NEXT: retq
; ;
; X86-LABEL: fast_recip_sqrt: ; X86-LABEL: fast_recip_sqrt:
; X86: # %bb.0: ; X86: # %bb.0:
; X86-NEXT: flds {{[0-9]+}}(%esp) ; X86-NEXT: flds {{[0-9]+}}(%esp)
; X86-NEXT: fsqrt ; X86-NEXT: fsqrt
; X86-NEXT: fld1 ; X86-NEXT: fld1
; X86-NEXT: fdivp %st(1) ; X86-NEXT: fdivp %st(1)
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