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author | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
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committer | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
commit | e264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch) | |
tree | 59e3d57ef656cef79afa708ae0a3daf25cd91fcf /test/CodeGen/X86/2008-12-02-dagcombine-2.ll | |
download | external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2 |
Check in LLVM r95781.
Diffstat (limited to 'test/CodeGen/X86/2008-12-02-dagcombine-2.ll')
-rw-r--r-- | test/CodeGen/X86/2008-12-02-dagcombine-2.ll | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2008-12-02-dagcombine-2.ll b/test/CodeGen/X86/2008-12-02-dagcombine-2.ll new file mode 100644 index 0000000..4cb1b42 --- /dev/null +++ b/test/CodeGen/X86/2008-12-02-dagcombine-2.ll @@ -0,0 +1,17 @@ +; RUN: llc < %s -march=x86 | grep "(%esp)" | count 2 +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target triple = "i386-apple-darwin9.5" +; a - a should be found and removed, leaving refs to only L and P +define i8* @test(i8* %a, i8* %L, i8* %P) nounwind { +entry: + %0 = ptrtoint i8* %a to i32 + %1 = ptrtoint i8* %P to i32 + %2 = sub i32 %1, %0 + %3 = ptrtoint i8* %L to i32 + %4 = sub i32 %2, %3 ; <i32> [#uses=1] + %5 = getelementptr i8* %a, i32 %4 ; <i8*> [#uses=1] + br label %return + +return: ; preds = %bb3 + ret i8* %5 +} |