mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-22 07:32:48 +00:00
7a2bdde0a0
Luis Felipe Strano Moraes! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129558 91177308-0d34-0410-b5e6-96231b3b80d8
20 lines
523 B
LLVM
20 lines
523 B
LLVM
; This bug has to do with the fact that constant propagation was implemented in
|
|
; terms of _logical_ not (! in C) instead of _bitwise_ not (~ in C). This was
|
|
; due to a spec change.
|
|
|
|
; Fix #2: The unary not instruction now no longer exists. Change to xor.
|
|
|
|
; RUN: opt < %s -constprop -S | \
|
|
; RUN: not grep {i32 0}
|
|
|
|
define i32 @test1() {
|
|
%R = xor i32 123, -1 ; <i32> [#uses=1]
|
|
ret i32 %R
|
|
}
|
|
|
|
define i32 @test2() {
|
|
%R = xor i32 -123, -1 ; <i32> [#uses=1]
|
|
ret i32 %R
|
|
}
|
|
|