llvm/test/CodeGen/X86/pr177923.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefixes=X86
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefixes=X64

define double @PR177923_and() nounwind {
; X86-LABEL: PR177923_and:
; X86:       # %bb.0:
; X86-NEXT:    pushl %ebp
; X86-NEXT:    movl %esp, %ebp
; X86-NEXT:    andl $-8, %esp
; X86-NEXT:    subl $8, %esp
; X86-NEXT:    movl $0, {{[0-9]+}}(%esp)
; X86-NEXT:    movl $0, (%esp)
; X86-NEXT:    fldl (%esp)
; X86-NEXT:    movl %ebp, %esp
; X86-NEXT:    popl %ebp
; X86-NEXT:    retl
;
; X64-LABEL: PR177923_and:
; X64:       # %bb.0:
; X64-NEXT:    xorps %xmm0, %xmm0
; X64-NEXT:    retq
  %bc0 = bitcast <8 x i16> <i16 undef, i16 undef, i16 undef, i16 undef, i16 0, i16 0, i16 0, i16 0> to <2 x double>
  %elt = extractelement <2 x double> %bc0, i64 0
  %bc1 = bitcast double %elt to <4 x i16>
  %and = and <4 x i16> <i16 1, i16 1, i16 1, i16 1>, %bc1
  %res = bitcast <4 x i16> %and to double
  ret double %res
}

define double @PR177923_or() nounwind {
; X86-LABEL: PR177923_or:
; X86:       # %bb.0:
; X86-NEXT:    pushl %ebp
; X86-NEXT:    movl %esp, %ebp
; X86-NEXT:    andl $-8, %esp
; X86-NEXT:    subl $8, %esp
; X86-NEXT:    movl $-1, {{[0-9]+}}(%esp)
; X86-NEXT:    movl $-1, (%esp)
; X86-NEXT:    fldl (%esp)
; X86-NEXT:    movl %ebp, %esp
; X86-NEXT:    popl %ebp
; X86-NEXT:    retl
;
; X64-LABEL: PR177923_or:
; X64:       # %bb.0:
; X64-NEXT:    movsd {{.*#+}} xmm0 = [NaN,0.0E+0]
; X64-NEXT:    retq
  %bc0 = bitcast <8 x i16> <i16 undef, i16 undef, i16 undef, i16 undef, i16 0, i16 0, i16 0, i16 0> to <2 x double>
  %elt = extractelement <2 x double> %bc0, i64 0
  %bc1 = bitcast double %elt to <4 x i16>
  %or = or <4 x i16> <i16 1, i16 1, i16 1, i16 1>, %bc1
  %res = bitcast <4 x i16> %or to double
  ret double %res
}

define double @PR177923_xor() nounwind {
; X86-LABEL: PR177923_xor:
; X86:       # %bb.0:
; X86-NEXT:    fldz
; X86-NEXT:    retl
;
; X64-LABEL: PR177923_xor:
; X64:       # %bb.0:
; X64-NEXT:    retq
  %bc0 = bitcast <8 x i16> <i16 undef, i16 undef, i16 undef, i16 undef, i16 0, i16 0, i16 0, i16 0> to <2 x double>
  %elt = extractelement <2 x double> %bc0, i64 0
  %bc1 = bitcast double %elt to <4 x i16>
  %xor = xor <4 x i16> <i16 1, i16 1, i16 1, i16 1>, %bc1
  %res = bitcast <4 x i16> %xor to double
  ret double %res
}