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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=aarch64-apple-darwin | FileCheck %s
; rdar://9332258
define float @test1(float %x, float %y) nounwind {
; CHECK-LABEL: test1:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: movi.4s v2, #128, lsl #24
; CHECK-NEXT: ; kill: def $s0 killed $s0 def $q0
; CHECK-NEXT: ; kill: def $s1 killed $s1 def $q1
; CHECK-NEXT: bit.16b v0, v1, v2
; CHECK-NEXT: ; kill: def $s0 killed $s0 killed $q0
; CHECK-NEXT: ret
entry:
%0 = tail call float @copysignf(float %x, float %y) nounwind readnone
ret float %0
}
define double @test2(double %x, double %y) nounwind {
; CHECK-LABEL: test2:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: movi.2d v2, #0000000000000000
; CHECK-NEXT: ; kill: def $d0 killed $d0 def $q0
; CHECK-NEXT: ; kill: def $d1 killed $d1 def $q1
; CHECK-NEXT: fneg.2d v2, v2
; CHECK-NEXT: bit.16b v0, v1, v2
; CHECK-NEXT: ; kill: def $d0 killed $d0 killed $q0
; CHECK-NEXT: ret
entry:
%0 = tail call double @copysign(double %x, double %y) nounwind readnone
ret double %0
}
; rdar://9545768
define double @test3(double %a, float %b, float %c) nounwind {
; CHECK-LABEL: test3:
; CHECK: ; %bb.0:
; CHECK-NEXT: movi.2d v3, #0000000000000000
; CHECK-NEXT: ; kill: def $d0 killed $d0 def $q0
; CHECK-NEXT: fadd s1, s1, s2
; CHECK-NEXT: fneg.2d v2, v3
; CHECK-NEXT: fcvt d1, s1
; CHECK-NEXT: bit.16b v0, v1, v2
; CHECK-NEXT: ; kill: def $d0 killed $d0 killed $q0
; CHECK-NEXT: ret
%tmp1 = fadd float %b, %c
%tmp2 = fpext float %tmp1 to double
%tmp = tail call double @copysign( double %a, double %tmp2 ) nounwind readnone
ret double %tmp
}
define float @test4() nounwind {
; CHECK-LABEL: test4:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: stp x29, x30, [sp, #-16]! ; 16-byte Folded Spill
; CHECK-NEXT: bl _bar
; CHECK-NEXT: movi.4s v1, #128, lsl #24
; CHECK-NEXT: fcvt s0, d0
; CHECK-NEXT: fmov s2, #0.50000000
; CHECK-NEXT: bit.16b v2, v0, v1
; CHECK-NEXT: fadd s0, s0, s2
; CHECK-NEXT: ldp x29, x30, [sp], #16 ; 16-byte Folded Reload
; CHECK-NEXT: ret
entry:
%0 = tail call double (...) @bar() nounwind
%1 = fptrunc double %0 to float
%2 = tail call float @copysignf(float 5.000000e-01, float %1) nounwind readnone
%3 = fadd float %1, %2
ret float %3
}
declare double @bar(...)
declare double @copysign(double, double) nounwind readnone
declare float @copysignf(float, float) nounwind readnone
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