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| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-03-08 03:32:42 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-03-08 03:32:42 +0000 |
| commit | d4b0a06e19faae2f2554be3a67938f6d6b8a211b (patch) | |
| tree | 6248a0044564fce9b6e0f736d364fb32d096999d /test/CodeGen/Mips | |
| parent | ee8c3b03fb96d37315544149a295c29b0d4de8c8 (diff) | |
Test case for r152280, r152285 and r152290.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152292 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Mips')
| -rw-r--r-- | test/CodeGen/Mips/zeroreg.ll | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/zeroreg.ll b/test/CodeGen/Mips/zeroreg.ll new file mode 100644 index 0000000000..b890e1dba9 --- /dev/null +++ b/test/CodeGen/Mips/zeroreg.ll @@ -0,0 +1,27 @@ +; RUN: llc < %s -march=mipsel | FileCheck %s + +@g1 = external global i32 + +define i32 @foo0(i32 %s) nounwind readonly { +entry: +; CHECK-NOT: addiu +; CHECK: movn + %tobool = icmp ne i32 %s, 0 + %0 = load i32* @g1, align 4, !tbaa !0 + %cond = select i1 %tobool, i32 0, i32 %0 + ret i32 %cond +} + +define i32 @foo1(i32 %s) nounwind readonly { +entry: +; CHECK-NOT: addiu +; CHECK: movz + %tobool = icmp ne i32 %s, 0 + %0 = load i32* @g1, align 4, !tbaa !0 + %cond = select i1 %tobool, i32 %0, i32 0 + ret i32 %cond +} + +!0 = metadata !{metadata !"int", metadata !1} +!1 = metadata !{metadata !"omnipotent char", metadata !2} +!2 = metadata !{metadata !"Simple C/C++ TBAA", null} |