derek.holloway
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57 lines
2.0 KiB
LLVM
57 lines
2.0 KiB
LLVM
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
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declare double @llvm.experimental.constrained.fma.f64(double %f1, double %f2, double %f3, metadata, metadata)
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declare float @llvm.experimental.constrained.fma.f32(float %f1, float %f2, float %f3, metadata, metadata)
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define double @f1(double %f1, double %f2, double %acc) #0 {
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; CHECK-LABEL: f1:
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; CHECK: wfnmadb %f0, %f0, %f2, %f4
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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%negres = fneg double %res
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ret double %negres
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}
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define double @f2(double %f1, double %f2, double %acc) #0 {
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; CHECK-LABEL: f2:
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; CHECK: wfnmsdb %f0, %f0, %f2, %f4
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; CHECK: br %r14
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%negacc = fneg double %acc
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %negacc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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%negres = fneg double %res
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ret double %negres
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}
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define float @f3(float %f1, float %f2, float %acc) #0 {
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; CHECK-LABEL: f3:
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; CHECK: wfnmasb %f0, %f0, %f2, %f4
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; CHECK: br %r14
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%res = call float @llvm.experimental.constrained.fma.f32 (
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float %f1, float %f2, float %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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%negres = fneg float %res
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ret float %negres
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}
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define float @f4(float %f1, float %f2, float %acc) #0 {
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; CHECK-LABEL: f4:
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; CHECK: wfnmssb %f0, %f0, %f2, %f4
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; CHECK: br %r14
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%negacc = fneg float %acc
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%res = call float @llvm.experimental.constrained.fma.f32 (
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float %f1, float %f2, float %negacc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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%negres = fneg float %res
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ret float %negres
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}
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attributes #0 = { strictfp }
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