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58 lines
1.4 KiB
LLVM
58 lines
1.4 KiB
LLVM
; RUN: opt < %s -instcombine -mtriple=x86_64-apple-macosx -S | FileCheck %s
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target triple = "x86_64-apple-macosx"
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define double @test1(double %a, double %b) nounwind {
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%wa = fpext double %a to x86_fp80
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%wb = fpext double %b to x86_fp80
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%wr = fadd x86_fp80 %wa, %wb
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%r = fptrunc x86_fp80 %wr to double
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ret double %r
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; CHECK: test1
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; CHECK: fadd x86_fp80
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; CHECK: ret
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}
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define double @test2(double %a, double %b) nounwind {
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%wa = fpext double %a to x86_fp80
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%wb = fpext double %b to x86_fp80
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%wr = fsub x86_fp80 %wa, %wb
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%r = fptrunc x86_fp80 %wr to double
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ret double %r
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; CHECK: test2
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; CHECK: fsub x86_fp80
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; CHECK: ret
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}
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define double @test3(double %a, double %b) nounwind {
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%wa = fpext double %a to x86_fp80
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%wb = fpext double %b to x86_fp80
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%wr = fmul x86_fp80 %wa, %wb
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%r = fptrunc x86_fp80 %wr to double
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ret double %r
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; CHECK: test3
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; CHECK: fmul x86_fp80
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; CHECK: ret
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}
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define double @test4(double %a, half %b) nounwind {
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%wa = fpext double %a to x86_fp80
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%wb = fpext half %b to x86_fp80
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%wr = fmul x86_fp80 %wa, %wb
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%r = fptrunc x86_fp80 %wr to double
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ret double %r
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; CHECK: test4
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; CHECK: fmul double
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; CHECK: ret
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}
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define double @test5(double %a, double %b) nounwind {
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%wa = fpext double %a to x86_fp80
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%wb = fpext double %b to x86_fp80
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%wr = fdiv x86_fp80 %wa, %wb
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%r = fptrunc x86_fp80 %wr to double
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ret double %r
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; CHECK: test5
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; CHECK: fdiv x86_fp80
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; CHECK: ret
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}
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