mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-10-16 12:24:44 +00:00
9fd438fc00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189529 91177308-0d34-0410-b5e6-96231b3b80d8
14 lines
421 B
LLVM
14 lines
421 B
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
|
|
|
|
; CHECK-NOT: add
|
|
|
|
define i32 @test(i32 %A) {
|
|
%A.neg = sub i32 0, %A ; <i32> [#uses=1]
|
|
%.neg = sub i32 0, 1 ; <i32> [#uses=1]
|
|
%X = add i32 %.neg, 1 ; <i32> [#uses=1]
|
|
%Y.neg.ra = add i32 %A, %X ; <i32> [#uses=1]
|
|
%r = add i32 %A.neg, %Y.neg.ra ; <i32> [#uses=1]
|
|
ret i32 %r
|
|
}
|
|
|