Function pickMatchOrMove

src/codegen/compiler.cpp:975–995

}

Site* pickMatchOrMove(Context* c,
                      Read* r,
                      Site* nextWord,
                      unsigned index,
                      bool intersectRead)
{
  Site* s = pickSite(c, r->value, nextWord, index, true);
  SiteMask mask;
  if (intersectRead) {
    r->intersect(&mask);
  }
  if (s and s->match(c, mask)) {
    return s;
  }

  return pickSiteOrMove(c,
                        r->value,
                        mask.intersectionWith(nextWord->nextWordMask(c, index)),
                        true,
                        true);
}

Site* pickSiteOrMove(Context* c,
                     Value* src,