1 ; RUN: llc < %s -mtriple=arm64-apple-darwin | FileCheck %s 2 3 ; rdar://9332258 4 5 define float @test1(float %x, float %y) nounwind { 6 entry: 7 ; CHECK-LABEL: test1: 8 ; CHECK: movi.4s v2, #0x80, lsl #24 9 ; CHECK: bit.16b v0, v1, v2 10 %0 = tail call float @copysignf(float %x, float %y) nounwind readnone 11 ret float %0 12 } 13 14 define double @test2(double %x, double %y) nounwind { 15 entry: 16 ; CHECK-LABEL: test2: 17 ; CHECK: movi.2d v2, #0 18 ; CHECK: fneg.2d v2, v2 19 ; CHECK: bit.16b v0, v1, v2 20 %0 = tail call double @copysign(double %x, double %y) nounwind readnone 21 ret double %0 22 } 23 24 ; rdar://9545768 25 define double @test3(double %a, float %b, float %c) nounwind { 26 ; CHECK-LABEL: test3: 27 ; CHECK: fcvt d1, s1 28 ; CHECK: fneg.2d v2, v{{[0-9]+}} 29 ; CHECK: bit.16b v0, v1, v2 30 %tmp1 = fadd float %b, %c 31 %tmp2 = fpext float %tmp1 to double 32 %tmp = tail call double @copysign( double %a, double %tmp2 ) nounwind readnone 33 ret double %tmp 34 } 35 36 define float @test4() nounwind { 37 entry: 38 ; CHECK-LABEL: test4: 39 ; CHECK: fcvt s0, d0 40 ; CHECK: movi.4s v[[CONST:[0-9]+]], #0x80, lsl #24 41 ; CHECK: bit.16b v{{[0-9]+}}, v0, v[[CONST]] 42 %0 = tail call double (...) @bar() nounwind 43 %1 = fptrunc double %0 to float 44 %2 = tail call float @copysignf(float 5.000000e-01, float %1) nounwind readnone 45 %3 = fadd float %1, %2 46 ret float %3 47 } 48 49 declare double @bar(...) 50 declare double @copysign(double, double) nounwind readnone 51 declare float @copysignf(float, float) nounwind readnone 52
