Changes in directory llvm/lib/Target/X86:
X86ISelLowering.cpp updated: 1.321 -> 1.322 X86RegisterInfo.cpp updated: 1.203 -> 1.204 X86RegisterInfo.h updated: 1.48 -> 1.49 --- Log message: Support to provide exception and selector registers. --- Diffs of the changes: (+18 -0) X86ISelLowering.cpp | 4 ++++ X86RegisterInfo.cpp | 10 ++++++++++ X86RegisterInfo.h | 4 ++++ 3 files changed, 18 insertions(+) Index: llvm/lib/Target/X86/X86ISelLowering.cpp diff -u llvm/lib/Target/X86/X86ISelLowering.cpp:1.321 llvm/lib/Target/X86/X86ISelLowering.cpp:1.322 --- llvm/lib/Target/X86/X86ISelLowering.cpp:1.321 Wed Feb 21 15:18:14 2007 +++ llvm/lib/Target/X86/X86ISelLowering.cpp Wed Feb 21 16:54:50 2007 @@ -4675,7 +4675,11 @@ case ISD::INTRINSIC_WO_CHAIN: return LowerINTRINSIC_WO_CHAIN(Op, DAG); case ISD::RETURNADDR: return LowerRETURNADDR(Op, DAG); case ISD::FRAMEADDR: return LowerFRAMEADDR(Op, DAG); + // Exception address and exception selector. Currently unimplemented. + case ISD::EXCEPTIONADDR: break; + case ISD::EHSELECTION: break; } + return SDOperand(); } const char *X86TargetLowering::getTargetNodeName(unsigned Opcode) const { Index: llvm/lib/Target/X86/X86RegisterInfo.cpp diff -u llvm/lib/Target/X86/X86RegisterInfo.cpp:1.203 llvm/lib/Target/X86/X86RegisterInfo.cpp:1.204 --- llvm/lib/Target/X86/X86RegisterInfo.cpp:1.203 Mon Feb 19 15:49:54 2007 +++ llvm/lib/Target/X86/X86RegisterInfo.cpp Wed Feb 21 16:54:50 2007 @@ -1193,6 +1193,16 @@ Moves.push_back(MachineMove(0, Dst, Src)); } +unsigned X86RegisterInfo::getEHExceptionRegister() const { + assert(0 && "What is the exception register"); + return 0; +} + +unsigned X86RegisterInfo::getEHHandlerRegister() const { + assert(0 && "What is the exception handler register"); + return 0; +} + namespace llvm { unsigned getX86SubSuperRegister(unsigned Reg, MVT::ValueType VT, bool High) { switch (VT) { Index: llvm/lib/Target/X86/X86RegisterInfo.h diff -u llvm/lib/Target/X86/X86RegisterInfo.h:1.48 llvm/lib/Target/X86/X86RegisterInfo.h:1.49 --- llvm/lib/Target/X86/X86RegisterInfo.h:1.48 Mon Feb 19 15:49:54 2007 +++ llvm/lib/Target/X86/X86RegisterInfo.h Wed Feb 21 16:54:50 2007 @@ -101,6 +101,10 @@ unsigned getRARegister() const; unsigned getFrameRegister(MachineFunction &MF) const; void getInitialFrameState(std::vector<MachineMove> &Moves) const; + + // Exception handling queries. + unsigned getEHExceptionRegister() const; + unsigned getEHHandlerRegister() const; }; // getX86SubSuperRegister - X86 utility function. It returns the sub or super _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits