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Grammar. 

llvm-svn: 116557
This commit is contained in:
Jim Grosbach 2010-10-15 01:44:59 +00:00
parent d4e1fb562e
commit 6f717ec1d7
1 changed files with 3 additions and 3 deletions
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6
llvm/include/llvm/Target/TargetSelectionDAG.td
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@ -476,7 +476,7 @@ def NOOP_SDNodeXForm : SDNodeXForm<imm, [{}]>;
//
/// PatFrag - Represents a pattern fragment. This can match something on the
/// DAG, frame a single node to multiply nested other fragments.
/// DAG, from a single node to multiple nested other fragments.
///
class PatFrag<dag ops, dag frag, code pred = [{}],
SDNodeXForm xform = NOOP_SDNodeXForm> : SDPatternOperator {
@ -829,7 +829,7 @@ def cvtfu : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat),
//===----------------------------------------------------------------------===//
// Selection DAG Pattern Support.
//
// Patterns are what are actually matched against the target-flavored
// Patterns are what are actually matched against by the target-flavored
// instruction selection DAG. Instructions defined by the target implicitly
// define patterns in most cases, but patterns can also be explicitly added when
// an operation is defined by a sequence of instructions (e.g. loading a large
@ -841,7 +841,7 @@ class Pattern<dag patternToMatch, list<dag> resultInstrs> {
dag PatternToMatch = patternToMatch;
list<dag> ResultInstrs = resultInstrs;
list<Predicate> Predicates = []; // See class Instruction in Target.td.
int AddedComplexity = 0; // See class Instruction in Target.td.
int AddedComplexity = 0; // See class Instruction in Target.td.
}
// Pat - A simple (but common) form of a pattern, which produces a simple result