From 5af8a917216cf7102fc3da63ad886f99f3c1aab1 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Wed, 30 Apr 2008 06:39:11 +0000 Subject: 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 --- test/Transforms/InstCombine/memset.ll | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 test/Transforms/InstCombine/memset.ll (limited to 'test') 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 ; [#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 +} + -- cgit v1.1