mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
69ccadd753
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
11 lines
301 B
LLVM
11 lines
301 B
LLVM
; With sub reassociation, constant folding can eliminate the 12 and -12 constants.
|
|
;
|
|
; RUN: llvm-upgrade < %s | llvm-as | opt -reassociate -constprop -instcombine -die | llvm-dis | not grep 12
|
|
|
|
int "test"(int %A, int %B) {
|
|
%X = add int -12, %A
|
|
%Y = sub int %X, %B
|
|
%Z = add int %Y, 12
|
|
ret int %Z
|
|
}
|