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document these nodes, as they are nonobvious
author
Chris Lattner
<sabre@nondot.org>
Wed, 6 Apr 2005 04:21:29 +0000
(
04:21
+0000)
committer
Chris Lattner
<sabre@nondot.org>
Wed, 6 Apr 2005 04:21:29 +0000
(
04:21
+0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21108
91177308
-0d34-0410-b5e6-
96231b3b80d8
include/llvm/CodeGen/SelectionDAGNodes.h
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diff --git
a/include/llvm/CodeGen/SelectionDAGNodes.h
b/include/llvm/CodeGen/SelectionDAGNodes.h
index cdb84eef4725858fb84cc12ebb4c4038128d5f41..6d5d26223f09a0cecd2a418f53a6b48949121124 100644
(file)
--- a/
include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/
include/llvm/CodeGen/SelectionDAGNodes.h
@@
-90,7
+90,11
@@
namespace ISD {
// Simple binary arithmetic operators.
// Simple binary arithmetic operators.
- ADD, SUB, MUL, MULHU, MULHS, SDIV, UDIV, SREM, UREM,
+ ADD, SUB, MUL, SDIV, UDIV, SREM, UREM,
+
+ // MULHU/MULHS - Multiply high - Multiply two integers of type iN, producing
+ // an unsigned/signed value of type i[2*n], then return the top part.
+ MULHU, MULHS,
// Bitwise operators.
AND, OR, XOR, SHL, SRA, SRL,
// Bitwise operators.
AND, OR, XOR, SHL, SRA, SRL,