| ; 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: mvni.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: bif.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, #0xffffffffffffffff |
| ; 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: bif.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, #0xffffffffffffffff |
| ; CHECK-NEXT: fadd s1, s1, s2 |
| ; CHECK-NEXT: ; kill: def $d0 killed $d0 def $q0 |
| ; CHECK-NEXT: fneg.2d v2, v3 |
| ; CHECK-NEXT: fcvt d1, s1 |
| ; CHECK-NEXT: bif.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: fcvt s0, d0 |
| ; CHECK-NEXT: fmov s1, #0.50000000 |
| ; CHECK-NEXT: mvni.4s v2, #128, lsl #24 |
| ; CHECK-NEXT: bif.16b v1, v0, v2 |
| ; CHECK-NEXT: fadd s0, s0, s1 |
| ; 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 |