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llvm-mirror/test/Transforms/InstCombine/fpextend_x86.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

58 lines
1.4 KiB
LLVM

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