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| author | Evan Cheng <evan.cheng@apple.com> | 2010-05-29 01:35:22 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-05-29 01:35:22 +0000 |
| commit | 9c044674e6349caff46fea79a103dfe210dfde56 (patch) | |
| tree | 5f4165286b7b8af6240fd44bfbb47086b632ca1f /test/CodeGen/X86/sibcall-3.ll | |
| parent | 5a0d4fcb8d0e624cf9452659f83e20f7e9e3444d (diff) | |
| download | external_llvm-9c044674e6349caff46fea79a103dfe210dfde56.zip external_llvm-9c044674e6349caff46fea79a103dfe210dfde56.tar.gz external_llvm-9c044674e6349caff46fea79a103dfe210dfde56.tar.bz2 | |
Fix PR7193: if sibling call address can take a register, make sure there are enough registers available by counting inreg arguments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105092 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/sibcall-3.ll')
| -rw-r--r-- | test/CodeGen/X86/sibcall-3.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/X86/sibcall-3.ll b/test/CodeGen/X86/sibcall-3.ll new file mode 100644 index 0000000..f0d66cf --- /dev/null +++ b/test/CodeGen/X86/sibcall-3.ll @@ -0,0 +1,16 @@ +; RUN: llc < %s -mtriple=i386-unknown-unknown | FileCheck %s +; PR7193 + +define void @t1(i8* inreg %dst, i8* inreg %src, i8* inreg %len) nounwind { +; CHECK: t1: +; CHECK: call 0 + tail call void null(i8* inreg %dst, i8* inreg %src, i8* inreg %len) nounwind + ret void +} + +define void @t2(i8* inreg %dst, i8* inreg %src, i8* inreg %len) nounwind { +; CHECK: t2: +; CHECK: jmpl + tail call void null(i8* inreg %dst, i8* inreg %src) nounwind + ret void +} |