mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
596 B
LLVM
23 lines
596 B
LLVM
; RUN: opt < %s -basicaa -globalsmodref-aa -gvn -instcombine -S | FileCheck %s
|
|
|
|
@G = internal global i32* null ; <i32**> [#uses=3]
|
|
|
|
declare i8* @malloc(i32)
|
|
define void @test() {
|
|
%a = call i8* @malloc(i32 4)
|
|
%A = bitcast i8* %a to i32*
|
|
store i32* %A, i32** @G
|
|
ret void
|
|
}
|
|
|
|
define i32 @test1(i32* %P) {
|
|
; CHECK: ret i32 0
|
|
%g1 = load i32*, i32** @G ; <i32*> [#uses=2]
|
|
%h1 = load i32, i32* %g1 ; <i32> [#uses=1]
|
|
store i32 123, i32* %P
|
|
%g2 = load i32*, i32** @G ; <i32*> [#uses=0]
|
|
%h2 = load i32, i32* %g1 ; <i32> [#uses=1]
|
|
%X = sub i32 %h1, %h2 ; <i32> [#uses=1]
|
|
ret i32 %X
|
|
}
|