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| author | Akira Hatanaka <ahatanaka@mips.com> | 2013-10-07 21:32:57 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2013-10-07 21:32:57 +0000 |
| commit | d56cba0b4bc3854e7ed825adbde3ffa8ee9937cb (patch) | |
| tree | 12fe368249eb602bdbeb9fe87c6cb0032aeed6cd /test/CodeGen/Mips | |
| parent | 1ee3c0008be6f7012aa69f7a73a2819300bdf23f (diff) | |
| download | external_llvm-d56cba0b4bc3854e7ed825adbde3ffa8ee9937cb.zip external_llvm-d56cba0b4bc3854e7ed825adbde3ffa8ee9937cb.tar.gz external_llvm-d56cba0b4bc3854e7ed825adbde3ffa8ee9937cb.tar.bz2 | |
[mips] Test case for r192124.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192135 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Mips')
| -rw-r--r-- | test/CodeGen/Mips/disable-tail-merge.ll | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/disable-tail-merge.ll b/test/CodeGen/Mips/disable-tail-merge.ll new file mode 100644 index 0000000..b4c093a --- /dev/null +++ b/test/CodeGen/Mips/disable-tail-merge.ll @@ -0,0 +1,33 @@ +; RUN: llc -march=mipsel < %s | FileCheck %s + +@g0 = common global i32 0, align 4 +@g1 = common global i32 0, align 4 + +; CHECK: addiu ${{[0-9]+}}, ${{[0-9]+}}, 23 +; CHECK: addiu ${{[0-9]+}}, ${{[0-9]+}}, 23 + +define i32 @test1(i32 %a) { +entry: + %tobool = icmp eq i32 %a, 0 + %0 = load i32* @g0, align 4 + br i1 %tobool, label %if.else, label %if.then + +if.then: + %add = add nsw i32 %0, 1 + store i32 %add, i32* @g0, align 4 + %1 = load i32* @g1, align 4 + %add1 = add nsw i32 %1, 23 + br label %if.end + +if.else: + %add2 = add nsw i32 %0, 11 + store i32 %add2, i32* @g0, align 4 + %2 = load i32* @g1, align 4 + %add3 = add nsw i32 %2, 23 + br label %if.end + +if.end: + %storemerge = phi i32 [ %add3, %if.else ], [ %add1, %if.then ] + store i32 %storemerge, i32* @g1, align 4 + ret i32 %storemerge +} |