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Logical combination: support EOD match from purely negative case.

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Chang, Harry
2019-03-27 15:19:14 +08:00
parent 7ea4e06275
commit 1f4c10a58d
18 changed files with 437 additions and 92 deletions
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13
src/rose/rose_build_bytecode.cpp
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@@ -3370,6 +3370,15 @@ RoseProgram makeFlushCombProgram(const RoseEngine &t) {
return program;
}
static
RoseProgram makeLastFlushCombProgram(const RoseEngine &t) {
RoseProgram program;
if (t.ckeyCount) {
addLastFlushCombinationProgram(program);
}
return program;
}
static
u32 history_required(const rose_literal_id &key) {
if (key.msk.size() < key.s.length()) {
@@ -3740,6 +3749,10 @@ bytecode_ptr<RoseEngine> RoseBuildImpl::buildFinalEngine(u32 minWidth) {
auto flushComb_prog = makeFlushCombProgram(proto);
proto.flushCombProgramOffset = writeProgram(bc, move(flushComb_prog));
auto lastFlushComb_prog = makeLastFlushCombProgram(proto);
proto.lastFlushCombProgramOffset =
writeProgram(bc, move(lastFlushComb_prog));
// Build anchored matcher.
auto atable = buildAnchoredMatcher(*this, fragments, anchored_dfas);
if (atable) {