diff options
| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-07-23 23:45:54 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-07-23 23:45:54 +0000 |
| commit | 3ee306cbc0a295409c464ffaad5ef694de8eb09a (patch) | |
| tree | 0f0cb3e4eac9c89a2931eeb2bfc7e6c8a5615e1a /lib/Target/Mips/MipsISelLowering.cpp | |
| parent | 581a739226381450ea2271cc794618043b6aeb4a (diff) | |
Add basic ability to setup call frame, and make procedure calls.
Hello world will compile and execute with this patch.
Patch by Reed Kotler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160651 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsISelLowering.cpp')
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp index 6b80e3fe3e..7741f9f982 100644 --- a/lib/Target/Mips/MipsISelLowering.cpp +++ b/lib/Target/Mips/MipsISelLowering.cpp @@ -2645,6 +2645,7 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, SmallVector<ISD::InputArg, 32> &Ins = CLI.Ins; SDValue InChain = CLI.Chain; SDValue Callee = CLI.Callee; + SDValue CalleeSave = CLI.Callee; bool &isTailCall = CLI.IsTailCall; CallingConv::ID CallConv = CLI.CallConv; bool isVarArg = CLI.IsVarArg; @@ -2901,7 +2902,7 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, SDVTList NodeTys = DAG.getVTList(MVT::Other, MVT::Glue); SmallVector<SDValue, 8> Ops; Ops.push_back(Chain); - Ops.push_back(Callee); + Ops.push_back(Subtarget->inMips16Mode()? CalleeSave: Callee); // Add argument registers to the end of the list so that they are // known live into the call. @@ -2909,6 +2910,8 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, Ops.push_back(DAG.getRegister(RegsToPass[i].first, RegsToPass[i].second.getValueType())); + if (Subtarget->inMips16Mode()) + Ops.push_back(Callee); // Add a register mask operand representing the call-preserved registers. const TargetRegisterInfo *TRI = getTargetMachine().getRegisterInfo(); const uint32_t *Mask = TRI->getCallPreservedMask(CallConv); |