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