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authorNate Begeman <natebegeman@mac.com>2006-01-11 21:21:00 +0000
committerNate Begeman <natebegeman@mac.com>2006-01-11 21:21:00 +0000
commit35ef913ec21de0f4f1b39c811b4335438717a9b8 (patch)
treede64c2b7d38a608eebb10fe434876c35470fefb0 /include/llvm
parenta243db8c41bd8ace6e002c9e1fdcdc7256ebf677 (diff)
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Add bswap, rotl, and rotr nodes
Add dag combiner code to recognize rotl, rotr Add ppc code to match rotl Targets should add rotl/rotr patterns if they have them git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25222 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm')
-rw-r--r--include/llvm/CodeGen/SelectionDAGNodes.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index eb48ce8..032f319 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -131,8 +131,10 @@ namespace ISD {
// 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 - logical and, logical or, logical xor, shift left,
+ // shift right algebraic (shift in sign bits), shift right logical (shift in
+ // zeroes), rotate left, rotate right, and byteswap.
+ AND, OR, XOR, SHL, SRA, SRL, ROTL, ROTR, BSWAP,
// Counting operators
CTTZ, CTLZ, CTPOP,