Function resolveSourceSites

src/codegen/compiler.cpp:1626–1667

}

bool resolveSourceSites(Context* c,
                        Event* e,
                        SiteRecordList* frozen,
                        Site** sites)
{
  bool complete = true;
  for (FrameIterator it(c, e->stackAfter, e->localsAfter); it.hasMore();) {
    FrameIterator::Element el = it.next(c);
    Value* v = el.value;
    Read* r = live(c, v);

    if (r and sites[el.localIndex] == 0) {
      SiteMask mask(lir::Operand::RegisterPairMask | lir::Operand::MemoryMask,
                    c->regFile->generalRegisters,
                    AnyFrameIndex);

      Site* s = pickSourceSite(
          c, r, 0, 0, &mask, true, false, true, acceptForResolve);

      if (s) {
        if (DebugControl) {
          char buffer[256];
          s->toString(c, buffer, 256);
          fprintf(stderr,
                  "resolve source %s from %p local %d frame %d\n",
                  buffer,
                  v,
                  el.localIndex,
                  el.frameIndex(c));
        }

        freeze(c, frozen, s, v);

        sites[el.localIndex] = s->copy(c);
      } else {
        complete = false;
      }
    }
  }

  return complete;
}

void resolveTargetSites(Context* c,
                        Event* e,