diff options
author | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
---|---|---|
committer | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
commit | e264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch) | |
tree | 59e3d57ef656cef79afa708ae0a3daf25cd91fcf /test/Transforms/ArgumentPromotion/byval.ll | |
download | external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2 |
Check in LLVM r95781.
Diffstat (limited to 'test/Transforms/ArgumentPromotion/byval.ll')
-rw-r--r-- | test/Transforms/ArgumentPromotion/byval.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/Transforms/ArgumentPromotion/byval.ll b/test/Transforms/ArgumentPromotion/byval.ll new file mode 100644 index 0000000..44b26fc --- /dev/null +++ b/test/Transforms/ArgumentPromotion/byval.ll @@ -0,0 +1,25 @@ +; RUN: opt < %s -argpromotion -scalarrepl -S | not grep load +target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" +; Argpromote + scalarrepl should change this to passing the two integers by value. + + %struct.ss = type { i32, i64 } + +define internal void @f(%struct.ss* byval %b) nounwind { +entry: + %tmp = getelementptr %struct.ss* %b, i32 0, i32 0 ; <i32*> [#uses=2] + %tmp1 = load i32* %tmp, align 4 ; <i32> [#uses=1] + %tmp2 = add i32 %tmp1, 1 ; <i32> [#uses=1] + store i32 %tmp2, i32* %tmp, align 4 + ret void +} + +define i32 @main() nounwind { +entry: + %S = alloca %struct.ss ; <%struct.ss*> [#uses=4] + %tmp1 = getelementptr %struct.ss* %S, i32 0, i32 0 ; <i32*> [#uses=1] + store i32 1, i32* %tmp1, align 8 + %tmp4 = getelementptr %struct.ss* %S, i32 0, i32 1 ; <i64*> [#uses=1] + store i64 2, i64* %tmp4, align 4 + call void @f( %struct.ss* byval %S ) nounwind + ret i32 0 +} |