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When splitting a VAARG, remember its alignment.

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This produces terrible but correct code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106952 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2010-06-26 18:22:20 +00:00
parent de4fe23139
commit 72d13ff755
6 changed files with 51 additions and 11 deletions
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5
include/llvm/CodeGen/ISDOpcodes.h
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@ -508,8 +508,9 @@ namespace ISD {
CALLSEQ_START, // Beginning of a call sequence
CALLSEQ_END, // End of a call sequence
// VAARG - VAARG has three operands: an input chain, a pointer, and a
// SRCVALUE. It returns a pair of values: the vaarg value and a new chain.
// VAARG - VAARG has four operands: an input chain, a pointer, a SRCVALUE,
// and the alignment. It returns a pair of values: the vaarg value and a
// new chain.
VAARG,
// VACOPY - VACOPY has five operands: an input chain, a destination pointer,

2
include/llvm/CodeGen/SelectionDAG.h
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@ -582,7 +582,7 @@ public:
/// getVAArg - VAArg produces a result and token chain, and takes a pointer
/// and a source value as input.
SDValue getVAArg(EVT VT, DebugLoc dl, SDValue Chain, SDValue Ptr,
SDValue SV);
SDValue SV, unsigned Align = 0);
/// getAtomic - Gets a node for an atomic op, produces result and chain and
/// takes 3 operands