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| author | Chris Lattner <sabre@nondot.org> | 2007-03-19 00:11:30 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-03-19 00:11:30 +0000 |
| commit | 7863a63bb95b96af8488792fd257049cbd06d6d8 (patch) | |
| tree | 16fb7b7b75ce76a61fe0e270ef781219c7802284 /test/Transforms/ScalarRepl/memset-aggregate-byte-leader.ll | |
| parent | 7829828c4bf819429ad4ccb9df4a0fb0f88ef049 (diff) | |
| download | external_llvm-7863a63bb95b96af8488792fd257049cbd06d6d8.zip external_llvm-7863a63bb95b96af8488792fd257049cbd06d6d8.tar.gz external_llvm-7863a63bb95b96af8488792fd257049cbd06d6d8.tar.bz2 | |
new testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35148 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/ScalarRepl/memset-aggregate-byte-leader.ll')
| -rw-r--r-- | test/Transforms/ScalarRepl/memset-aggregate-byte-leader.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/Transforms/ScalarRepl/memset-aggregate-byte-leader.ll b/test/Transforms/ScalarRepl/memset-aggregate-byte-leader.ll new file mode 100644 index 0000000..9c27710 --- /dev/null +++ b/test/Transforms/ScalarRepl/memset-aggregate-byte-leader.ll @@ -0,0 +1,20 @@ +; RUN: llvm-as < %s | opt -scalarrepl | llvm-dis | not grep 'call void @llvm.memcpy.i32' && +; RUN: llvm-as < %s | opt -scalarrepl | llvm-dis | grep 'getelementptr' +target datalayout = "E-p:32:32" +target triple = "powerpc-apple-darwin8.8.0" + %struct.foo = type { i8, i8 } + +implementation ; Functions: + +define i32 @test1(%struct.foo* %P) { +entry: + %L = alloca %struct.foo, align 2 ; <%struct.foo*> [#uses=1] + %L2 = getelementptr %struct.foo* %L, i32 0, i32 0 ; <i8*> [#uses=2] + %tmp13 = getelementptr %struct.foo* %P, i32 0, i32 0 ; <i8*> [#uses=1] + call void @llvm.memcpy.i32( i8* %L2, i8* %tmp13, i32 2, i32 1 ) + %tmp5 = load i8* %L2 ; <i8> [#uses=1] + %tmp56 = sext i8 %tmp5 to i32 ; <i32> [#uses=1] + ret i32 %tmp56 +} + +declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) |