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add stacksave/stackrestore nodes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25270 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -312,6 +312,15 @@ namespace ISD {
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CALL,
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TAILCALL,
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// STACKSAVE - STACKSAVE has one operand, an input chain. It produces a
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// value, the same type as the pointer type for the system, and an output
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// chain.
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STACKSAVE,
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// STACKRESTORE has two operands, an input chain and a pointer to restore to
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// it returns an output chain.
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STACKRESTORE,
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// MEMSET/MEMCPY/MEMMOVE - The first operand is the chain, and the rest
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// correspond to the operands of the LLVM intrinsic functions. The only
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// result is a token chain. The alignment argument is guaranteed to be a
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@ -1982,8 +1982,12 @@ const char *SDNode::getOperationName(const SelectionDAG *G) const {
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case ISD::TRUNCSTORE: return "truncstore";
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case ISD::DYNAMIC_STACKALLOC: return "dynamic_stackalloc";
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case ISD::EXTRACT_ELEMENT: return "extract_element";
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case ISD::BUILD_PAIR: return "build_pair";
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case ISD::EXTRACT_ELEMENT: return "extract_element";
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case ISD::BUILD_PAIR: return "build_pair";
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case ISD::STACKSAVE: return "stacksave";
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case ISD::STACKRESTORE: return "stackrestore";
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// Block memory operations.
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case ISD::MEMSET: return "memset";
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case ISD::MEMCPY: return "memcpy";
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case ISD::MEMMOVE: return "memmove";
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