mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-07-19 02:25:01 +00:00
7c856c09cd
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54832 91177308-0d34-0410-b5e6-96231b3b80d8
16 lines
479 B
LLVM
16 lines
479 B
LLVM
; A store or load cannot alias a global if the accessed amount is larger then
|
|
; the global.
|
|
|
|
; RUN: llvm-as < %s | opt -basicaa -gvn -instcombine | llvm-dis | not grep load
|
|
|
|
@B = global i16 8 ; <i16*> [#uses=2]
|
|
|
|
define i16 @test(i32* %P) {
|
|
%X = load i16* @B ; <i16> [#uses=1]
|
|
store i32 7, i32* %P
|
|
%Y = load i16* @B ; <i16> [#uses=1]
|
|
%Z = sub i16 %Y, %X ; <i16> [#uses=1]
|
|
ret i16 %Z
|
|
}
|
|
|