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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
include/llvm/Bitcode/LLVMBitCodes.h
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@@ -354,6 +354,12 @@ namespace bitc {
FUNC_CODE_INST_CMPXCHG = 46, // CMPXCHG: [ptrty,ptr,valty,cmp,new, align,
// vol,ordering,synchscope]
FUNC_CODE_INST_LANDINGPAD = 47, // LANDINGPAD: [ty,val,num,id0,val0...]
FUNC_CODE_INST_CLEANUPRET = 48, // CLEANUPRET: [] or [val] or [bb#] or [val,bb#]
FUNC_CODE_INST_CATCHRET = 49, // CATCHRET: [bb#]
FUNC_CODE_INST_CATCHBLOCK = 50, // CATCHBLOCK: [ty,val,val,num,args...]
FUNC_CODE_INST_TERMINATEBLOCK = 51, // TERMINATEBLOCK: [bb#,num,args...]
FUNC_CODE_INST_CLEANUPBLOCK = 52, // CLEANUPBLOCK: [num,args...]
FUNC_CODE_INST_CATCHENDBLOCK = 53, // CATCHENDBLOCK: [] or [bb#]
};
enum UseListCodes {