mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-11 23:05:31 +00:00
24 lines
519 B
LLVM
24 lines
519 B
LLVM
|
; RUN: opt < %s -instcombine -S | FileCheck %s
|
||
|
|
|
||
|
|
; PR4374
|
||
|
|
define float @test1(float %a, float %b) nounwind {
|
||
|
|
%t1 = fsub float %a, %b
|
||
|
|
%t2 = fsub float -0.000000e+00, %t1
|
||
|
|
|
||
|
|
; CHECK: %t1 = fsub float %a, %b
|
||
|
|
; CHECK-NEXT: %t2 = fsub float -0.000000e+00, %t1
|
||
|
|
|
||
|
|
ret float %t2
|
||
|
|
}
|
||
|
|
|
||
|
|
; <rdar://problem/7530098>
|
||
|
|
define double @test2(double %x, double %y) nounwind {
|
||
|
|
%t1 = fadd double %x, %y
|
||
|
|
%t2 = fsub double %x, %t1
|
||
|
|
|
||
|
|
; CHECK: %t1 = fadd double %x, %y
|
||
|
|
; CHECK-NEXT: %t2 = fsub double %x, %t1
|
||
|
|
|
||
|
|
ret double %t2
|
||
|
|
}
|