From f6c4a309844c11fc7483cc5d1c71be22b43acb56 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Mon, 14 Jun 2010 22:33:34 +0000 Subject: generate better code in CheckComplexPattern git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105970 91177308-0d34-0410-b5e6-96231b3b80d8 --- utils/TableGen/DAGISelMatcherEmitter.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'utils') diff --git a/utils/TableGen/DAGISelMatcherEmitter.cpp b/utils/TableGen/DAGISelMatcherEmitter.cpp index 4473f0de96..3750bd8a33 100644 --- a/utils/TableGen/DAGISelMatcherEmitter.cpp +++ b/utils/TableGen/DAGISelMatcherEmitter.cpp @@ -635,6 +635,7 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) { if (!ComplexPatterns.empty()) { OS << "bool CheckComplexPattern(SDNode *Root, SDValue N,\n"; OS << " unsigned PatternNo, SmallVectorImpl &Result) {\n"; + OS << " unsigned NextRes = Result.size();\n"; OS << " switch (PatternNo) {\n"; OS << " default: assert(0 && \"Invalid pattern # in table?\");\n"; for (unsigned i = 0, e = ComplexPatterns.size(); i != e; ++i) { @@ -645,12 +646,12 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) { ++NumOps; // Get the chained node too. OS << " case " << i << ":\n"; - OS << " Result.resize(Result.size()+" << NumOps << ");\n"; + OS << " Result.resize(NextRes+" << NumOps << ");\n"; OS << " return " << P.getSelectFunc(); OS << "(Root, N"; for (unsigned i = 0; i != NumOps; ++i) - OS << ", Result[Result.size()-" << (NumOps-i) << ']'; + OS << ", Result[NextRes+" << i << ']'; OS << ");\n"; } OS << " }\n"; -- cgit v1.2.3