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| author | Evan Cheng <evan.cheng@apple.com> | 2010-01-31 06:44:49 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-01-31 06:44:49 +0000 |
| commit | 7f62def0f9d019493cdcaf014dc4c4774f9fa01a (patch) | |
| tree | 4c5987d68cf3956b3d4f639f0b85243c850d9b32 /llvm/test | |
| parent | 0de0b3677ac91f0f864181220c8da7333e113d5a (diff) | |
| download | bcm5719-llvm-7f62def0f9d019493cdcaf014dc4c4774f9fa01a.tar.gz bcm5719-llvm-7f62def0f9d019493cdcaf014dc4c4774f9fa01a.zip | |
Avoid recursive sibcall's.
llvm-svn: 94946
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/X86/tailcall2.ll | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/tailcall2.ll b/llvm/test/CodeGen/X86/tailcall2.ll index 6b0916fc675..e78e213d646 100644 --- a/llvm/test/CodeGen/X86/tailcall2.ll +++ b/llvm/test/CodeGen/X86/tailcall2.ll @@ -65,3 +65,27 @@ entry: tail call void %x() nounwind ret void } + +define i32 @t6(i32 %x) nounwind ssp { +entry: +; 32: t6: +; 32: call {{_?}}t6 +; 32: call {{_?}}bar + +; 64: t6: +; 64: callq {{_?}}t6 +; 64: jmp {{_?}}bar + %0 = icmp slt i32 %x, 10 + br i1 %0, label %bb, label %bb1 + +bb: + %1 = add nsw i32 %x, -1 + %2 = tail call i32 @t6(i32 %1) nounwind ssp + ret i32 %2 + +bb1: + %3 = tail call i32 @bar(i32 %x) nounwind + ret i32 %3 +} + +declare i32 @bar(i32) |
