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| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-10-19 21:47:33 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-10-19 21:47:33 +0000 |
| commit | 2b861be96ef18174c201ce6a94c5130445bc5b40 (patch) | |
| tree | 8b6ddcaeb967622364f6478bbecae9671b352595 /lib/Target/Mips/MipsISelLowering.h | |
| parent | e050902ca7b2976fff845b55d7fb2ccba9d37892 (diff) | |
| download | llvm-2b861be96ef18174c201ce6a94c5130445bc5b40.tar.gz llvm-2b861be96ef18174c201ce6a94c5130445bc5b40.tar.bz2 llvm-2b861be96ef18174c201ce6a94c5130445bc5b40.tar.xz | |
[mips] Add code to do tail call optimization.
Currently, it is enabled only if option "enable-mips-tail-calls" is given and
all of the callee's arguments are passed in registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166342 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsISelLowering.h')
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.h b/lib/Target/Mips/MipsISelLowering.h index f185f12094..b75a513fa7 100644 --- a/lib/Target/Mips/MipsISelLowering.h +++ b/lib/Target/Mips/MipsISelLowering.h @@ -208,6 +208,11 @@ namespace llvm { SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG) const; SDValue LowerINTRINSIC_W_CHAIN(SDValue Op, SelectionDAG &DAG) const; + /// IsEligibleForTailCallOptimization - Check whether the call is eligible + /// for tail call optimization. + bool IsEligibleForTailCallOptimization(CallingConv::ID CalleeCC, + unsigned NextStackOffset) const; + virtual SDValue LowerFormalArguments(SDValue Chain, CallingConv::ID CallConv, bool isVarArg, |