hwt/serializer/resourceAnalyzer/utils.py
def finalize(self):
        """
        Resolve ports of discovered memories
        """
        ff_to_remove = 0
        res = self.resources
        for m, addrDict in self.memories.items():
            rwSyncPorts, rSyncPorts, wSyncPorts = 0, 0, 0
            rwAsyncPorts, rAsyncPorts, wAsyncPorts = 0, 0, 0
            rSync_wAsyncPorts, rAsync_wSyncPorts = 0, 0

            for _, (rSync, wSync, rAsync, wAsync) in addrDict.items():
                if rSync:
                    ff_to_remove += rSync * m._dtype.elmType.bit_length()

                # resolve port count for this addr signal
                rwSync = min(rSync, wSync)
                rSync -= rwSync
                wSync -= rwSync

                rwAsync = min(rAsync, wAsync)
                rAsync -= rwAsync
                wAsync -= rwAsync

                rSync_wAsync = min(rSync, wAsync)
                rSync -= rSync_wAsync
                wAsync -= rSync_wAsync

                rAsync_wSync = min(rAsync, wSync)
                rAsync -= rAsync_wSync
                wSync -= rAsync_wSync

                # update port counts for mem
                rwSyncPorts += rwSync
                rSyncPorts += rSync
                wSyncPorts += wSync
                rwAsyncPorts += rwAsync
                rAsyncPorts += rAsync
                wAsyncPorts += wAsync

                rSync_wAsyncPorts += rSync_wAsync
                rAsync_wSyncPorts += rAsync_wSync
            k = ResourceRAM(m._dtype.elmType.bit_length(),
                            int(m._dtype.size),
                            rwSyncPorts, rSyncPorts, wSyncPorts,
                            rSync_wAsyncPorts,
                            rwAsyncPorts, rAsyncPorts, wAsyncPorts,
                            rAsync_wSyncPorts)
            res[k] = res.get(k, 0) + 1

        self.memories.clear()

        # remove register on read ports which will be merged into ram
        if ff_to_remove:
            ff_cnt = res[ResourceFF]
            ff_cnt -= ff_to_remove
            if ff_cnt:
                res[ResourceFF] = ff_cnt
            else:
                del res[ResourceFF]
def finalize(self):
        """
        Resolve ports of discovered memories
        """
        ff_to_remove = 0
        res = self.resources
        for m, addrDict in self.memories.items():
            rwSyncPorts, rSyncPorts, wSyncPorts = 0, 0, 0
            rwAsyncPorts, rAsyncPorts, wAsyncPorts = 0, 0, 0
            rSync_wAsyncPorts, rAsync_wSyncPorts = 0, 0

            for _, (rSync, wSync, rAsync, wAsync) in addrDict.items():
                if rSync:
                    ff_to_remove += rSync * m._dtype.elmType.bit_length()

                # resolve port count for this addr signal
                rwSync = min(rSync, wSync)
                rSync -= rwSync
                wSync -= rwSync

                rwAsync = min(rAsync, wAsync)
                rAsync -= rwAsync
                wAsync -= rwAsync

                rSync_wAsync = min(rSync, wAsync)
                rSync -= rSync_wAsync
                wAsync -= rSync_wAsync

                rAsync_wSync = min(rAsync, wSync)
                rAsync -= rAsync_wSync
                wSync -= rAsync_wSync

                # update port counts for mem
                rwSyncPorts += rwSync
                rSyncPorts += rSync
                wSyncPorts += wSync
                rwAsyncPorts += rwAsync
                rAsyncPorts += rAsync
                wAsyncPorts += wAsync

                rSync_wAsyncPorts += rSync_wAsync
                rAsync_wSyncPorts += rAsync_wSync
            k = ResourceRAM(m._dtype.elmType.bit_length(),
                            int(m._dtype.size),
                            rwSyncPorts, rSyncPorts, wSyncPorts,
                            rSync_wAsyncPorts,
                            rwAsyncPorts, rAsyncPorts, wAsyncPorts,
                            rAsync_wSyncPorts)
            res[k] = res.get(k, 0) + 1

        self.memories.clear()

        # remove register on read ports which will be merged into ram
        if ff_to_remove:
            ff_cnt = res[ResourceFF]
            ff_cnt -= ff_to_remove
            if ff_cnt:
                res[ResourceFF] = ff_cnt
            else:
                del res[ResourceFF]
Resolve ports of discovered memories