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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 | 2dc442667555eb650708d681ea64263800a100f6 (patch) | |
| tree | ce56019ac0fe9a328591150d7ef2e6097e31cb99 /llvm/test/Transforms/InstCombine/memset.ll | |
| parent | f5f944aeaa1dacc6bdd2119f7561e10527014c25 (diff) | |
| download | bcm5719-llvm-2dc442667555eb650708d681ea64263800a100f6.tar.gz bcm5719-llvm-2dc442667555eb650708d681ea64263800a100f6.zip | |
move lowering of llvm.memset -> store from simplify libcalls
to instcombine.
llvm-svn: 50472
Diffstat (limited to 'llvm/test/Transforms/InstCombine/memset.ll')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/memset.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/memset.ll b/llvm/test/Transforms/InstCombine/memset.ll new file mode 100644 index 00000000000..27a5b60cade --- /dev/null +++ b/llvm/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 +} + |
