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| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-10-27 00:56:56 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-10-27 00:56:56 +0000 |
| commit | 21a9a98b77c48fb5084d3ef470083704d13c3929 (patch) | |
| tree | a48d655cd40d51fb5147ac11d837c4929348b8ec /lib/Target/Mips/MipsISelLowering.h | |
| parent | 4618e0b574bf879d062a39b5867d9c314a4639e0 (diff) | |
| download | llvm-21a9a98b77c48fb5084d3ef470083704d13c3929.tar.gz llvm-21a9a98b77c48fb5084d3ef470083704d13c3929.tar.bz2 llvm-21a9a98b77c48fb5084d3ef470083704d13c3929.tar.xz | |
[mips] Do not tail-call optimize vararg functions or functions with byval
arguments.
This is rather conservative and should be fixed later to be more aggressive.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166851 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsISelLowering.h')
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.h b/lib/Target/Mips/MipsISelLowering.h index 160349e4aa..9e8c659829 100644 --- a/lib/Target/Mips/MipsISelLowering.h +++ b/lib/Target/Mips/MipsISelLowering.h @@ -274,7 +274,8 @@ namespace llvm { /// IsEligibleForTailCallOptimization - Check whether the call is eligible /// for tail call optimization. - bool IsEligibleForTailCallOptimization(CallingConv::ID CalleeCC, + bool IsEligibleForTailCallOptimization(const MipsCC &MipsCCInfo, + bool IsVarArg, unsigned NextStackOffset) const; /// copyByValArg - Copy argument registers which were used to pass a byval |