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1e8cc1428d
As for SETCC, use a less expensive condition code when generating STRICT_FSETCC if the node is known not to have Nan. Reviewed By: SjoerdMeijer Differential Revision: https://reviews.llvm.org/D91972
113 lines
4.1 KiB
LLVM
113 lines
4.1 KiB
LLVM
; RUN: llc < %s -mtriple=arm64-eabi -mattr=+fullfp16 -enable-no-nans-fp-math | FileCheck %s
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declare i1 @llvm.experimental.constrained.fcmp.f32(float, float, metadata, metadata)
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declare i1 @llvm.experimental.constrained.fcmp.f64(double, double, metadata, metadata)
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; CHECK-LABEL: @f32_constrained_fcmp_ueq
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; CHECK: fcmp s0, s1
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; CHECK-NEXT: cset w0, eq
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; CHECK-NEXT: ret
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define i1 @f32_constrained_fcmp_ueq(float %a, float %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f32(float %a, float %b, metadata !"ueq", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f32_constrained_fcmp_une
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; CHECK: fcmp s0, s1
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; CHECK-NEXT: cset w0, ne
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; CHECK-NEXT: ret
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define i1 @f32_constrained_fcmp_une(float %a, float %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f32(float %a, float %b, metadata !"une", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f32_constrained_fcmp_ugt
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; CHECK: fcmp s0, s1
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; CHECK-NEXT: cset w0, gt
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; CHECK-NEXT: ret
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define i1 @f32_constrained_fcmp_ugt(float %a, float %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f32(float %a, float %b, metadata !"ugt", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f32_constrained_fcmp_uge
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; CHECK: fcmp s0, s1
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; CHECK-NEXT: cset w0, ge
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; CHECK-NEXT: ret
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define i1 @f32_constrained_fcmp_uge(float %a, float %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f32(float %a, float %b, metadata !"uge", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f32_constrained_fcmp_ult
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; CHECK: fcmp s0, s1
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; CHECK-NEXT: cset w0, lt
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; CHECK-NEXT: ret
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define i1 @f32_constrained_fcmp_ult(float %a, float %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f32(float %a, float %b, metadata !"ult", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f32_constrained_fcmp_ule
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; CHECK: fcmp s0, s1
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; CHECK-NEXT: cset w0, le
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; CHECK-NEXT: ret
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define i1 @f32_constrained_fcmp_ule(float %a, float %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f32(float %a, float %b, metadata !"ule", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f64_constrained_fcmp_ueq
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; CHECK: fcmp d0, d1
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; CHECK-NEXT: cset w0, eq
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; CHECK-NEXT: ret
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define i1 @f64_constrained_fcmp_ueq(double %a, double %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f64(double %a, double %b, metadata !"ueq", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f64_constrained_fcmp_une
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; CHECK: fcmp d0, d1
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; CHECK-NEXT: cset w0, ne
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; CHECK-NEXT: ret
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define i1 @f64_constrained_fcmp_une(double %a, double %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f64(double %a, double %b, metadata !"une", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f64_constrained_fcmp_ugt
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; CHECK: fcmp d0, d1
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; CHECK-NEXT: cset w0, gt
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; CHECK-NEXT: ret
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define i1 @f64_constrained_fcmp_ugt(double %a, double %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f64(double %a, double %b, metadata !"ugt", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f64_constrained_fcmp_uge
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; CHECK: fcmp d0, d1
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; CHECK-NEXT: cset w0, ge
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; CHECK-NEXT: ret
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define i1 @f64_constrained_fcmp_uge(double %a, double %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f64(double %a, double %b, metadata !"uge", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f64_constrained_fcmp_ult
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; CHECK: fcmp d0, d1
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; CHECK-NEXT: cset w0, lt
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; CHECK-NEXT: ret
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define i1 @f64_constrained_fcmp_ult(double %a, double %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f64(double %a, double %b, metadata !"ult", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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; CHECK-LABEL: @f64_constrained_fcmp_ule
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; CHECK: fcmp d0, d1
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; CHECK-NEXT: cset w0, le
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; CHECK-NEXT: ret
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define i1 @f64_constrained_fcmp_ule(double %a, double %b) nounwind ssp {
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%cmp = tail call i1 @llvm.experimental.constrained.fcmp.f64(double %a, double %b, metadata !"ule", metadata !"fpexcept.strict")
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ret i1 %cmp
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}
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