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author | Dale Johannesen <dalej@apple.com> | 2008-12-23 01:59:54 +0000 |
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committer | Dale Johannesen <dalej@apple.com> | 2008-12-23 01:59:54 +0000 |
commit | 58e39b0200f448b796a89e2b7e9b8a5607a1771a (patch) | |
tree | d2982effe6f9245347cef8f0b84edc5dc564d109 /test/CodeGen/X86/2008-12-22-dagcombine-5.ll | |
parent | ae53c932b9f3b6046781aeceadc7559bc477f5d4 (diff) | |
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One more permutation of subtracting off a base value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61361 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/2008-12-22-dagcombine-5.ll')
-rw-r--r-- | test/CodeGen/X86/2008-12-22-dagcombine-5.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2008-12-22-dagcombine-5.ll b/test/CodeGen/X86/2008-12-22-dagcombine-5.ll new file mode 100644 index 0000000000..24be521842 --- /dev/null +++ b/test/CodeGen/X86/2008-12-22-dagcombine-5.ll @@ -0,0 +1,14 @@ +; RUN: llvm-as < %s | llc -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 i32 @test(i32 %a, i32 %L, i32 %P) nounwind { +entry: + %0 = sub i32 %L, %a + %1 = sub i32 %P, %0 + %2 = sub i32 %1, %a + br label %return + +return: ; preds = %bb3 + ret i32 %2 +} |