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New EH representation for MSVC compatibility

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Summary:
This introduces new instructions neccessary to implement MSVC-compatible
exception handling support.  Most of the middle-end and none of the
back-end haven't been audited or updated to take them into account.

Reviewers: rnk, JosephTremoulet, reames, nlewycky, rjmccall

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D11041

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241888 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Majnemer
2015-07-10 07:00:44 +00:00
parent 86ef198476
commit 751c4be705
35 changed files with 2042 additions and 91 deletions
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6
lib/CodeGen/TargetLoweringBase.cpp
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@ -1546,6 +1546,12 @@ int TargetLoweringBase::InstructionOpcodeToISD(unsigned Opcode) const {
case Invoke: return 0;
case Resume: return 0;
case Unreachable: return 0;
case CleanupRet: return 0;
case CatchEndBlock: return 0;
case CatchRet: return 0;
case CatchBlock: return 0;
case TerminateBlock: return 0;
case CleanupBlock: return 0;
case Add: return ISD::ADD;
case FAdd: return ISD::FADD;
case Sub: return ISD::SUB;