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Revert r185595-185596 which broke buildbots.

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Revert "Simplify landing pad lowering."
Revert "Remove the EXCEPTIONADDR, EHSELECTION, and LSDAADDR ISD opcodes."

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185600 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2013-07-04 00:26:30 +00:00
parent 62204220e1
commit c93822901a
13 changed files with 85 additions and 25 deletions
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12
include/llvm/CodeGen/ISDOpcodes.h
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@ -77,6 +77,18 @@ namespace ISD {
/// adjustment during unwind.
FRAME_TO_ARGS_OFFSET,
/// RESULT, OUTCHAIN = EXCEPTIONADDR(INCHAIN) - This node represents the
/// address of the exception block on entry to an landing pad block.
EXCEPTIONADDR,
/// RESULT, OUTCHAIN = LSDAADDR(INCHAIN) - This node represents the
/// address of the Language Specific Data Area for the enclosing function.
LSDAADDR,
/// RESULT, OUTCHAIN = EHSELECTION(INCHAIN, EXCEPTION) - This node
/// represents the selection index of the exception thrown.
EHSELECTION,
/// OUTCHAIN = EH_RETURN(INCHAIN, OFFSET, HANDLER) - This node represents
/// 'eh_return' gcc dwarf builtin, which is used to return from
/// exception. The general meaning is: adjust stack by OFFSET and pass