62 lines
1.5 KiB
LLVM
62 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc --mtriple=loongarch32 --mattr=+d < %s | FileCheck %s --check-prefix=LA32
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; RUN: llc --mtriple=loongarch64 --mattr=+d < %s | FileCheck %s --check-prefix=LA64
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;; Exercise the 'fsub' LLVM IR: https://llvm.org/docs/LangRef.html#fsub-instruction
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define float @fsub_s(float %x, float %y) {
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; LA32-LABEL: fsub_s:
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; LA32: # %bb.0:
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; LA32-NEXT: fsub.s $fa0, $fa0, $fa1
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; LA32-NEXT: ret
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;
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; LA64-LABEL: fsub_s:
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; LA64: # %bb.0:
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; LA64-NEXT: fsub.s $fa0, $fa0, $fa1
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; LA64-NEXT: ret
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%sub = fsub float %x, %y
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ret float %sub
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}
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define double @fsub_d(double %x, double %y) {
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; LA32-LABEL: fsub_d:
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; LA32: # %bb.0:
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; LA32-NEXT: fsub.d $fa0, $fa0, $fa1
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; LA32-NEXT: ret
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;
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; LA64-LABEL: fsub_d:
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; LA64: # %bb.0:
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; LA64-NEXT: fsub.d $fa0, $fa0, $fa1
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; LA64-NEXT: ret
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%sub = fsub double %x, %y
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ret double %sub
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}
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define float @fneg_s(float %x) {
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; LA32-LABEL: fneg_s:
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; LA32: # %bb.0:
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; LA32-NEXT: fneg.s $fa0, $fa0
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; LA32-NEXT: ret
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;
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; LA64-LABEL: fneg_s:
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; LA64: # %bb.0:
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; LA64-NEXT: fneg.s $fa0, $fa0
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; LA64-NEXT: ret
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%res = fsub float -0.0, %x
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ret float %res
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}
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define double @fneg_d(double %x) {
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; LA32-LABEL: fneg_d:
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; LA32: # %bb.0:
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; LA32-NEXT: fneg.d $fa0, $fa0
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; LA32-NEXT: ret
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;
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; LA64-LABEL: fneg_d:
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; LA64: # %bb.0:
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; LA64-NEXT: fneg.d $fa0, $fa0
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; LA64-NEXT: ret
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%res = fsub double -0.0, %x
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ret double %res
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}
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