xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-rounding.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)

; RUN: llc -O3 < %s -mtriple=arm64 | FileCheck %s

; CHECK-LABEL: test1:
; CHECK: frintm
; CHECK-NOT: frintx
define float @test1(float %a) #0 {
entry:
  %call = tail call float @floorf(float %a) nounwind readnone
  ret float %call
}

declare float @floorf(float) nounwind readnone

; CHECK-LABEL: test2:
; CHECK: frintm
; CHECK-NOT: frintx
define double @test2(double %a) #0 {
entry:
  %call = tail call double @floor(double %a) nounwind readnone
  ret double %call
}

declare double @floor(double) nounwind readnone

; CHECK-LABEL: test3:
; CHECK: frinti
define float @test3(float %a) #0 {
entry:
  %call = tail call float @nearbyintf(float %a) nounwind readnone
  ret float %call
}

declare float @nearbyintf(float) nounwind readnone

; CHECK-LABEL: test4:
; CHECK: frinti
define double @test4(double %a) #0 {
entry:
  %call = tail call double @nearbyint(double %a) nounwind readnone
  ret double %call
}

declare double @nearbyint(double) nounwind readnone

; CHECK-LABEL: test5:
; CHECK: frintp
; CHECK-NOT: frintx
define float @test5(float %a) #0 {
entry:
  %call = tail call float @ceilf(float %a) nounwind readnone
  ret float %call
}

declare float @ceilf(float) nounwind readnone

; CHECK-LABEL: test6:
; CHECK: frintp
; CHECK-NOT: frintx
define double @test6(double %a) #0 {
entry:
  %call = tail call double @ceil(double %a) nounwind readnone
  ret double %call
}

declare double @ceil(double) nounwind readnone

; CHECK-LABEL: test7:
; CHECK: frintx
define float @test7(float %a) #0 {
entry:
  %call = tail call float @rintf(float %a) nounwind readnone
  ret float %call
}

declare float @rintf(float) nounwind readnone

; CHECK-LABEL: test8:
; CHECK: frintx
define double @test8(double %a) #0 {
entry:
  %call = tail call double @rint(double %a) nounwind readnone
  ret double %call
}

declare double @rint(double) nounwind readnone

; CHECK-LABEL: test9:
; CHECK: frintz
; CHECK-NOT: frintx
define float @test9(float %a) #0 {
entry:
  %call = tail call float @truncf(float %a) nounwind readnone
  ret float %call
}

declare float @truncf(float) nounwind readnone

; CHECK-LABEL: test10:
; CHECK: frintz
; CHECK-NOT: frintx
define double @test10(double %a) #0 {
entry:
  %call = tail call double @trunc(double %a) nounwind readnone
  ret double %call
}

declare double @trunc(double) nounwind readnone

; CHECK-LABEL: test11:
; CHECK: frinta
; CHECK-NOT: frintx
define float @test11(float %a) #0 {
entry:
  %call = tail call float @roundf(float %a) nounwind readnone
  ret float %call
}

declare float @roundf(float %a) nounwind readnone

; CHECK-LABEL: test12:
; CHECK: frinta
; CHECK-NOT: frintx
define double @test12(double %a) #0 {
entry:
  %call = tail call double @round(double %a) nounwind readnone
  ret double %call
}

declare double @round(double %a) nounwind readnone

; CHECK-LABEL: test13:
; CHECK-NOT: frintx
; CHECK: frintm
define float @test13(float %a) #1 {
entry:
  %call = tail call float @floorf(float %a) nounwind readnone
  ret float %call
}

; CHECK-LABEL: test14:
; CHECK-NOT: frintx
; CHECK: frintm
define double @test14(double %a) #1 {
entry:
  %call = tail call double @floor(double %a) nounwind readnone
  ret double %call
}

; CHECK-LABEL: test15:
; CHECK-NOT: frintx
; CHECK: frintp
define float @test15(float %a) #1 {
entry:
  %call = tail call float @ceilf(float %a) nounwind readnone
  ret float %call
}

; CHECK-LABEL: test16:
; CHECK-NOT: frintx
; CHECK: frintp
define double @test16(double %a) #1 {
entry:
  %call = tail call double @ceil(double %a) nounwind readnone
  ret double %call
}

; CHECK-LABEL: test17:
; CHECK-NOT: frintx
; CHECK: frintz
define float @test17(float %a) #1 {
entry:
  %call = tail call float @truncf(float %a) nounwind readnone
  ret float %call
}

; CHECK-LABEL: test18:
; CHECK-NOT: frintx
; CHECK: frintz
define double @test18(double %a) #1 {
entry:
  %call = tail call double @trunc(double %a) nounwind readnone
  ret double %call
}

; CHECK-LABEL: test19:
; CHECK-NOT: frintx
; CHECK: frinta
define float @test19(float %a) #1 {
entry:
  %call = tail call float @roundf(float %a) nounwind readnone
  ret float %call
}

; CHECK-LABEL: test20:
; CHECK-NOT: frintx
; CHECK: frinta
define double @test20(double %a) #1 {
entry:
  %call = tail call double @round(double %a) nounwind readnone
  ret double %call
}

attributes #0 = { nounwind }
attributes #1 = { nounwind "unsafe-fp-math"="true" }