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add a new node type

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24436 91177308-0d34-0410-b5e6-96231b3b80d8
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Chris Lattner 2005-11-20 22:55:57 +00:00
parent 441b223c9b
commit 006e3e3649
1 changed files with 7 additions and 0 deletions
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7
include/llvm/CodeGen/SelectionDAGNodes.h
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@ -106,6 +106,13 @@ namespace ISD {
// two values of the same integer value type, this produces a value twice as
// big. Like EXTRACT_ELEMENT, this can only be used before legalization.
BUILD_PAIR,
// MERGE_VALUES - This node takes multiple discrete operands and returns
// them all as its individual results. This nodes has exactly the same
// number of inputs and outputs, and is only valid before legalization.
// This node is useful for some pieces of the code generator that want to
// think about a single node with multiple results, not multiple nodes.
MERGE_VALUES,
// Simple integer binary arithmetic operators.
ADD, SUB, MUL, SDIV, UDIV, SREM, UREM,