46 lines
1.1 KiB
LLVM
46 lines
1.1 KiB
LLVM
; RUN: llc < %s -mtriple=armv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s -check-prefix=SOFT
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; RUN: llc < %s -mtriple=armv7-gnueabi -float-abi=hard -mcpu=cortex-a8 | FileCheck %s -check-prefix=HARD
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; rdar://8984306
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define float @test1(float %x, float %y) nounwind {
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entry:
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; SOFT: test1:
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; SOFT: lsr r1, r1, #31
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; SOFT: bfi r0, r1, #31, #1
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; HARD: test1:
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; HARD: vabs.f32 d0, d0
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; HARD: cmp r0, #0
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; HARD: vneglt.f32 s0, s0
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%0 = tail call float @copysignf(float %x, float %y) nounwind
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ret float %0
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}
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define double @test2(double %x, double %y) nounwind {
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entry:
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; SOFT: test2:
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; SOFT: lsr r2, r3, #31
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; SOFT: bfi r1, r2, #31, #1
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; HARD: test2:
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; HARD: vabs.f64 d0, d0
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; HARD: cmp r1, #0
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; HARD: vneglt.f64 d0, d0
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%0 = tail call double @copysign(double %x, double %y) nounwind
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ret double %0
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}
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define double @test3(double %x, double %y, double %z) nounwind {
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entry:
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; SOFT: test3:
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; SOFT: vabs.f64
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; SOFT: cmp {{.*}}, #0
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; SOFT: vneglt.f64
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%0 = fmul double %x, %y
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%1 = tail call double @copysign(double %0, double %z) nounwind
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ret double %1
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}
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declare double @copysign(double, double) nounwind
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declare float @copysignf(float, float) nounwind
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