llvm-project/llvm/test/CodeGen/AMDGPU/inline-attr.ll

; RUN: opt -mtriple=amdgcn--amdhsa -S -O3 -enable-unsafe-fp-math %s  | FileCheck -check-prefix=GCN -check-prefix=UNSAFE %s
; RUN: opt -mtriple=amdgcn--amdhsa -S -O3 -enable-no-nans-fp-math %s | FileCheck -check-prefix=GCN -check-prefix=NONANS %s
; RUN: opt -mtriple=amdgcn--amdhsa -S -O3 -enable-no-infs-fp-math %s | FileCheck -check-prefix=GCN -check-prefix=NOINFS %s

; GCN: define float @foo(float %x) local_unnamed_addr #0 {
; GCN: define amdgpu_kernel void @caller(float addrspace(1)* nocapture %p) local_unnamed_addr #1 {
; GCN: %mul.i = fmul float %load, 1.500000e+01

; UNSAFE: attributes #0 = { norecurse nounwind readnone "less-precise-fpmad"="true" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "unsafe-fp-math"="true" }
; UNSAFE: attributes #1 = { norecurse nounwind "less-precise-fpmad"="true" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "unsafe-fp-math"="true" }

; NOINFS: attributes #0 = { norecurse nounwind readnone "no-infs-fp-math"="true" }
; NOINFS: attributes #1 = { norecurse nounwind "less-precise-fpmad"="false" "no-infs-fp-math"="true" "no-nans-fp-math"="false" "unsafe-fp-math"="false" }

; NONANS: attributes #0 = { norecurse nounwind readnone "no-nans-fp-math"="true" }
; NONANS: attributes #1 = { norecurse nounwind "less-precise-fpmad"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="true" "unsafe-fp-math"="false" }

define float @foo(float %x) #0 {
entry:
  %mul = fmul float %x, 1.500000e+01
  ret float %mul
}

define amdgpu_kernel void @caller(float addrspace(1)* %p) #1 {
entry:
  %load = load float, float addrspace(1)* %p, align 4
  %call = call fast float @foo(float %load) #0
  store float %call, float addrspace(1)* %p, align 4
  ret void
}

attributes #0 = { nounwind }
attributes #1 = { nounwind "less-precise-fpmad"="true" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "unsafe-fp-math"="true" }