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| author | Chris Lattner <sabre@nondot.org> | 2008-04-30 06:39:11 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2008-04-30 06:39:11 +0000 |
| commit | 69ea9d230865425ed7422a5c5fe9dbb6ea612433 (patch) | |
| tree | 1ec588602eb8f5258f7e97ecefb313cba474c0cd /test/Transforms | |
| parent | 4103bb9fc62898ea8c48c510d0c71f13a646ce61 (diff) | |
| download | external_llvm-69ea9d230865425ed7422a5c5fe9dbb6ea612433.zip external_llvm-69ea9d230865425ed7422a5c5fe9dbb6ea612433.tar.gz external_llvm-69ea9d230865425ed7422a5c5fe9dbb6ea612433.tar.bz2 | |
move lowering of llvm.memset -> store from simplify libcalls
to instcombine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50472 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/InstCombine/memset.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/memset.ll b/test/Transforms/InstCombine/memset.ll new file mode 100644 index 0000000..27a5b60 --- /dev/null +++ b/test/Transforms/InstCombine/memset.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep {call.*llvm.memset} + +declare void @llvm.memset.i32(i8*, i8, i32, i32) + +define i32 @main() { + %target = alloca [1024 x i8] ; <[1024 x i8]*> [#uses=1] + %target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0 ; <i8*> [#uses=5] + call void @llvm.memset.i32( i8* %target_p, i8 1, i32 0, i32 1 ) + call void @llvm.memset.i32( i8* %target_p, i8 1, i32 1, i32 1 ) + call void @llvm.memset.i32( i8* %target_p, i8 1, i32 2, i32 2 ) + call void @llvm.memset.i32( i8* %target_p, i8 1, i32 4, i32 4 ) + call void @llvm.memset.i32( i8* %target_p, i8 1, i32 8, i32 8 ) + ret i32 0 +} + |