test/CodeGen/ARM/fcopysign.ll

; RUN: llc < %s -mtriple=armv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s -check-prefix=SOFT
; RUN: llc < %s -mtriple=armv7-gnueabi -float-abi=hard -mcpu=cortex-a8 | FileCheck %s -check-prefix=HARD

; rdar://8984306
define float @test1(float %x, float %y) nounwind {
entry:
; SOFT: test1:
; SOFT: lsr r1, r1, #31
; SOFT: bfi r0, r1, #31, #1

; HARD: test1:
; HARD: vabs.f32 d0, d0
; HARD: cmp r0, #0
; HARD: vneglt.f32 s0, s0
  %0 = tail call float @copysignf(float %x, float %y) nounwind
  ret float %0
}

define double @test2(double %x, double %y) nounwind {
entry:
; SOFT: test2:
; SOFT: lsr r2, r3, #31
; SOFT: bfi r1, r2, #31, #1

; HARD: test2:
; HARD: vabs.f64 d0, d0
; HARD: cmp r1, #0
; HARD: vneglt.f64 d0, d0
  %0 = tail call double @copysign(double %x, double %y) nounwind
  ret double %0
}

define double @test3(double %x, double %y, double %z) nounwind {
entry:
; SOFT: test3:
; SOFT: vabs.f64
; SOFT: cmp {{.*}}, #0
; SOFT: vneglt.f64
  %0 = fmul double %x, %y
  %1 = tail call double @copysign(double %0, double %z) nounwind
  ret double %1
}

declare double @copysign(double, double) nounwind
declare float @copysignf(float, float) nounwind