Ejemplo n.º 1
0
Archivo: MTVU.cpp Proyecto: Fordi/pcsx2
// Calls the vif unpack functions from the MTVU thread
static void MTVU_Unpack(void* data, VIFregisters& vifRegs)
{
    u16 wl = vifRegs.cycle.wl > 0 ? vifRegs.cycle.wl : 256;
    bool isFill = vifRegs.cycle.cl < wl;
    if (newVifDynaRec) dVifUnpack<1>((u8*)data, isFill);
    else              _nVifUnpack(1, (u8*)data, vifRegs.mode, isFill);
}
Ejemplo n.º 2
0
_vifT int nVifUnpack(const u8* data) {
    nVifStruct&   v       = nVif[idx];
    vifStruct&    vif     = GetVifX;
    VIFregisters& vifRegs = vifXRegs;

    const uint ret    = aMin(vif.vifpacketsize, vif.tag.size);
    const bool isFill = (vifRegs.cycle.cl < vifRegs.cycle.wl);
    s32		   size   = ret << 2;

    if (ret == vif.tag.size) { // Full Transfer
        if (v.bSize) { // Last transfer was partial
            memcpy(&v.buffer[v.bSize], data, size);
            v.bSize		+= size;
            size        = v.bSize;
            data		= v.buffer;

            vif.cl		= 0;
            vifRegs.num	= (vifXRegs.code >> 16) & 0xff;		// grab NUM form the original VIFcode input.
            if (!vifRegs.num) vifRegs.num = 256;
        }

        if (!idx || !THREAD_VU1) {
            if (newVifDynaRec)	dVifUnpack<idx>(data, isFill);
            else			   _nVifUnpack(idx, data, vifRegs.mode, isFill);
        }
        else vu1Thread.VifUnpack(vif, vifRegs, (u8*)data, (size + 4) & ~0x3);

        vif.pass		= 0;
        vif.tag.size	= 0;
        vif.cmd			= 0;
        vifRegs.num		= 0;
        v.bSize			= 0;
    }