mirror of https://github.com/PCSX2/pcsx2.git
mVU: work-in-progress cache and memory model rewrite.
currently not 100% stable, this is mainly a backup before i do more big changes... git-svn-id: http://pcsx2.googlecode.com/svn/trunk@2663 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
cottonvibes
parent
1461281f5f
commit
fe915cfa67
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@ -94,7 +94,6 @@ _f void mVUinit(VURegs* vuRegsPtr, int vuIndex) {
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mVU->cacheSize = mVUcacheSize;
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mVU->prog.max = mMaxProg - 1;
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mVU->prog.prog = (microProgram*)_aligned_malloc(sizeof(microProgram)*(mVU->prog.max+1), 64);
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mVU->prog.progList = new int[mMaxProg];
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mVU->regAlloc = new microRegAlloc(mVU->regs);
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mVUprint((vuIndex) ? "microVU1: init" : "microVU0: init");
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@ -108,6 +107,10 @@ _f void mVUinit(VURegs* vuRegsPtr, int vuIndex) {
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memset(mVU->cache, 0xcc, mVU->cacheSize + 0x1000);
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memset(mVU->prog.prog, 0, sizeof(microProgram)*(mVU->prog.max+1));
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for (u32 i = 0; i < (mVU->progSize / 2); i++) {
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mVU->prog.list[i].list = new deque<microProgram*>();
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}
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// Setup Entrance/Exit Points
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x86SetPtr(mVU->cache);
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mVUdispatcherA(mVU);
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@ -139,10 +142,17 @@ _f void mVUreset(mV) {
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mVU->prog.x86ptr = z;
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mVU->prog.x86end = (u8*)((uptr)z + (uptr)(mVU->cacheSize - (_1mb * 3))); // 3mb "Safe Zone"
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for (u32 i = 0; i < (mVU->progSize / 2); i++) {
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mVU->prog.list[i].list->clear();
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mVU->prog.list[i].size = 0;
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mVU->prog.list[i].quick = NULL;
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mVU->prog.list[i].quickIdx = -1;
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}
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for (int i = 0; i <= mVU->prog.max; i++) {
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if (!mVU->index) mVUclearProg<0>(i);
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else mVUclearProg<1>(i);
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mVU->prog.progList[i] = i;
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if (!mVU->index) mVUclearProg<0>(mVU->prog.prog[i]);
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else mVUclearProg<1>(mVU->prog.prog[i]);
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mVU->prog.prog[i].idx = i;
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}
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}
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@ -162,7 +172,9 @@ _f void mVUclose(mV) {
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}
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safe_aligned_free(mVU->prog.prog);
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}
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safe_delete_array(mVU->prog.progList);
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for (u32 i = 0; i < (mVU->progSize / 2); i++) {
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safe_delete(mVU->prog.list[i].list);
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}
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safe_delete(mVU->regAlloc);
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}
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@ -171,6 +183,10 @@ _f void mVUclear(mV, u32 addr, u32 size) {
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if (!mVU->prog.cleared) {
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memzero(mVU->prog.lpState); // Clear pipeline state
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mVU->prog.cleared = 1; // Next execution searches/creates a new microprogram
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for (u32 i = 0; i < (mVU->progSize / 2); i++) {
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mVU->prog.list[i].quick = NULL; // Clear current quick-reference prog list
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mVU->prog.list[i].quickIdx = -1; // Set to 'invalid' index
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}
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}
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}
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@ -179,13 +195,12 @@ _f void mVUclear(mV, u32 addr, u32 size) {
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//------------------------------------------------------------------
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// Clears program data
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_mVUt _f void mVUclearProg(int progIndex) {
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_mVUt _f void mVUclearProg(microProgram& program) {
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microVU* mVU = mVUx;
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microProgram& program = mVU->prog.prog[progIndex];
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program.used = 0;
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program.age = isDead;
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program.frame = mVU->prog.curFrame;
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program.startPC = 0x7fffffff;
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for (int j = 0; j <= program.ranges.max; j++) {
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program.ranges.range[j][0] = -1; // Set range to
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program.ranges.range[j][1] = -1; // indeterminable status
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@ -196,25 +211,18 @@ _mVUt _f void mVUclearProg(int progIndex) {
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}
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}
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// Caches Micro Program
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_mVUt _f void mVUcacheProg(int progIndex) {
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microVU* mVU = mVUx;
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if (!vuIndex) memcpy_const(mVU->prog.prog[progIndex].data, mVU->regs->Micro, 0x1000);
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else memcpy_const(mVU->prog.prog[progIndex].data, mVU->regs->Micro, 0x4000);
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mVUdumpProg(progIndex);
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/*
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microProgram* mVUcreateProg(int progIndex, int startPC) {
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return (microProgram*)_aligned_malloc(sizeof(microProgram), 64);
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}
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*/
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// Sorts the program list (Moves progIndex to Beginning of ProgList)
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_f void mVUsortProg(mV, int progIndex) {
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int* temp = new int[mVU->prog.max+1];
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int offset = 0;
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for (int i = 0; i <=(mVU->prog.max-1); i++) {
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if (progIndex == mVU->prog.progList[i]) offset = 1;
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temp[i+1] = mVU->prog.progList[i+offset];
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}
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temp[0] = progIndex;
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delete[] mVU->prog.progList;
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mVU->prog.progList = temp;
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// Caches Micro Program
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_mVUt _f void mVUcacheProg(microProgram& prog) {
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microVU* mVU = mVUx;
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if (!vuIndex) memcpy_const(prog.data, mVU->regs->Micro, 0x1000);
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else memcpy_const(prog.data, mVU->regs->Micro, 0x4000);
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mVUdumpProg(prog.idx);
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}
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// Finds the least used program, (if program list full clears and returns an old program; if not-full, returns free program)
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@ -224,26 +232,37 @@ _mVUt _f int mVUfindLeastUsedProg() {
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for (int i = 0; i <= mVU->prog.max; i++) {
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if (mVU->prog.prog[i].age == isDead) {
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mVU->prog.total++;
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mVUcacheProg<vuIndex>(i); // Cache Micro Program
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mVUcacheProg<vuIndex>(mVU->prog.prog[i]); // Cache Micro Program
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mVU->prog.prog[i].age = isYoung;
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mVU->prog.prog[i].used = 1;
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mVUsortProg(mVU, i);
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Console.WriteLn(Color_Orange, "microVU%d: Cached MicroPrograms = [%03d] [%03d]", vuIndex, i+1, mVU->prog.total+1);
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return i;
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}
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}
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// If we reach this, it means all program slots are used, so delete old ones...
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static int clearIdx = 0;
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int pIdx = clearIdx;
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for (int i = 0; i < ((mVU->prog.max+1)/4); i++) {
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mVUclearProg<vuIndex>(clearIdx);
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if (mVU->prog.prog[i].used) continue; // Don't delete currently executing program(s)
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assert(mVU->prog.prog[i].startPC < (mVU->progSize / 2));
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microProgramList& list = mVU->prog.list[mVU->prog.prog[i].startPC];
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deque<microProgram*>::iterator it = list.list->begin();
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for ( ; it != list.list->end(); it++) {
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if (it[0] == &mVU->prog.prog[i]) {
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list.list->erase(it);
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list.quick = NULL;
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DevCon.WriteLn("Deleting List Reference!");
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break;
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}
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}
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mVUclearProg<vuIndex>(mVU->prog.prog[clearIdx]);
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clearIdx = aWrap(clearIdx+1, mVU->prog.max);
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}
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mVU->prog.total -= ((mVU->prog.max+1)/4)-1;
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mVUcacheProg<vuIndex>(pIdx); // Cache Micro Program
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mVUcacheProg<vuIndex>(mVU->prog.prog[pIdx]); // Cache Micro Program
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mVU->prog.prog[pIdx].age = isYoung;
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mVU->prog.prog[pIdx].used = 1;
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mVUsortProg(mVU, pIdx);
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Console.WriteLn(Color_Orange, "microVU%d: Cached MicroPrograms = [%03d] [%03d]", vuIndex, pIdx+1, mVU->prog.total+1);
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return pIdx;
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}
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@ -256,28 +275,28 @@ _f void mVUvsyncUpdate(mV) {
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mVU->prog.prog[i].used = 0;
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mVU->prog.prog[i].frame = mVU->prog.curFrame;
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}
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else { // Age Micro Program that wasn't used
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/*else { // Age Micro Program that wasn't used
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s32 diff = mVU->prog.curFrame - mVU->prog.prog[i].frame;
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if (diff >= (360 * 10)) {
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if (diff >= (60 * 1)) {
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if (i == mVU->prog.cur) continue; // Don't Age/Kill last used program
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mVU->prog.total--;
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if (!mVU->index) mVUclearProg<0>(i);
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else mVUclearProg<1>(i);
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DevCon.WriteLn("microVU%d: Killing Dead Program [%03d]", mVU->index, i+1);
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}
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elif(diff >= (60 * 1)) { mVU->prog.prog[i].age = isOld; }
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elif(diff >= (20 * 1)) { mVU->prog.prog[i].age = isAged; }
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}
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//elif(diff >= (60 * 1)) { mVU->prog.prog[i].age = isOld; }
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//elif(diff >= (20 * 1)) { mVU->prog.prog[i].age = isAged; }
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}*/
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}
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mVU->prog.curFrame++;
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}
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_mVUt _f bool mVUcmpPartial(int progIndex) {
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_mVUt _f bool mVUcmpPartial(microProgram& prog) {
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microVU* mVU = mVUx;
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for (int i = 0; i <= mVUprogI.ranges.total; i++) {
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if ((mVUprogI.ranges.range[i][0] < 0)
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|| (mVUprogI.ranges.range[i][1] < 0)) { DevCon.Error("microVU%d: Negative Range![%d][%d]", mVU->index, i, mVUprogI.ranges.total); }
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if (memcmp_mmx(cmpOffset(mVUprogI.data), cmpOffset(mVU->regs->Micro), ((mVUprogI.ranges.range[i][1] + 8) - mVUprogI.ranges.range[i][0]))) {
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for (int i = 0; i <= prog.ranges.total; i++) {
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if((prog.ranges.range[i][0] < 0)
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|| (prog.ranges.range[i][1] < 0)) { DevCon.Error("microVU%d: Negative Range![%d][%d]", mVU->index, i, prog.ranges.total); }
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if (memcmp_mmx(cmpOffset(prog.data), cmpOffset(mVU->regs->Micro), ((prog.ranges.range[i][1] + 8) - prog.ranges.range[i][0]))) {
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return 0;
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}
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}
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@ -285,46 +304,53 @@ _mVUt _f bool mVUcmpPartial(int progIndex) {
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}
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// Compare Cached microProgram to mVU->regs->Micro
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_mVUt _f bool mVUcmpProg(int progIndex, const int checkAge, const bool cmpWholeProg) {
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_mVUt _f bool mVUcmpProg(microProgram& prog, const bool cmpWholeProg) {
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microVU* mVU = mVUx;
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if (checkAge == mVUprogI.age) {
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if ((cmpWholeProg && !memcmp_mmx((u8*)mVUprogI.data, mVU->regs->Micro, mVU->microMemSize))
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|| (!cmpWholeProg && mVUcmpPartial<vuIndex>(progIndex))) {
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mVU->prog.cur = progIndex;
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if (prog.age == isDead) return 0;
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if ((cmpWholeProg && !memcmp_mmx((u8*)prog.data, mVU->regs->Micro, mVU->microMemSize))
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|| (!cmpWholeProg && mVUcmpPartial<vuIndex>(prog))) {
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mVU->prog.cleared = 0;
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mVU->prog.cur = prog.idx;
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mVU->prog.isSame = cmpWholeProg ? 1 : -1;
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mVU->prog.prog[progIndex].used = 1;
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mVU->prog.prog[progIndex].age = isYoung;
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prog.used = 1;
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prog.age = isYoung;
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return 1;
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}
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}
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return 0;
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}
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// Searches for Cached Micro Program and sets prog.cur to it (returns 1 if program found, else returns 0)
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_mVUt _f int mVUsearchProg() {
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// Searches for Cached Micro Program and sets prog.cur to it (returns entry-point to program)
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_mVUt _f void* mVUsearchProg(u32 startPC, uptr pState) {
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microVU* mVU = mVUx;
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if (mVU->prog.cleared) { // If cleared, we need to search for new program
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for (int i = mVU->prog.max; i >= 0; i--) {
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if (mVUcmpProg<vuIndex>(mVU->prog.progList[i], 0, 0))
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return 1; // Check Young Programs
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microProgramList& list = mVU->prog.list[startPC/8];
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if(!list.quick) { // If null, we need to search for new program
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deque<microProgram*>::iterator it = list.list->begin();
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for ( ; it != list.list->end(); it++) {
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if (mVUcmpProg<vuIndex>(*it[0], 0)) {
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microProgram* t = it[0];
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list.list->erase(it);
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list.list->push_front(t);
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list.quick = t->block[startPC/8];
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list.quickIdx = t->idx;
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return mVUentryGet(mVU, list.quick, startPC, pState);
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}
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for (int i = mVU->prog.max; i >= 0; i--) {
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if (mVUcmpProg<vuIndex>(mVU->prog.progList[i], 1, 0))
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return 1; // Check Aged Programs
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}
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for (int i = mVU->prog.max; i >= 0; i--) {
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if (mVUcmpProg<vuIndex>(mVU->prog.progList[i], 2, 0))
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return 1; // Check Old Programs
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}
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mVU->prog.cur = mVUfindLeastUsedProg<vuIndex>(); // If cleared and program not found, make a new program instance
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mVU->prog.cleared = 0;
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mVU->prog.isSame = 1;
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return 0;
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mVUcurProg.startPC = startPC / 8;
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void* entryPoint = mVUblockFetch(mVU, startPC, pState);
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list.quick = mVUcurProg.block[startPC/8];
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list.quickIdx = mVUcurProg.idx;
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list.list->push_front(&mVUcurProg);
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DevCon.WriteLn("List[%d].Size = %d", startPC/8, list.list->size());
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return entryPoint;
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}
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mVU->prog.prog[mVU->prog.cur].used = 1;
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mVU->prog.prog[mVU->prog.cur].age = isYoung;
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return 1; // If !cleared, then we're still on the same program as last-time ;)
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mVU->prog.cur = list.quickIdx;
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mVU->prog.isSame = -1;
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mVUcurProg.used = 1;
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mVUcurProg.age = isYoung;
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return mVUentryGet(mVU, list.quick, startPC, pState); // If list.quick, then we've already found and recompiled the program ;)
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}
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//------------------------------------------------------------------
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@ -22,6 +22,8 @@ class AsciiFile;
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using namespace x86Emitter;
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#include "microVU_IR.h"
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#include "microVU_Misc.h"
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using namespace std;
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#include <deque>
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struct microBlockLink {
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microBlock* block;
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@ -119,6 +121,7 @@ enum microProgramAge {
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};
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#define mProgSize (0x4000/4)
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#define mMaxProg ((mVU->index)?400:8) // The amount of Micro Programs Recs will 'remember'
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struct microProgram {
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u32 data [mProgSize]; // Holds a copy of the VU microProgram
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microBlockManager* block[mProgSize/2]; // Array of Block Managers
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@ -126,13 +129,22 @@ struct microProgram {
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u32 frame; // Frame # the program was last used on
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u32 used; // Program was used this frame?
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int age; // Program age... Young, Aged, Old, or Dead...
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int idx; // Program idx in array[mMaxProg]
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u32 startPC; // Start PC of this program
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};
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struct microProgramList {
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deque<microProgram*>* list; // List of microPrograms who start with the same startPC value
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microBlockManager* quick; // Quick reference to valid microBlockManager for current startPC
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int quickIdx; // Index of the microProgram who is the owner of 'quick'
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int size; // Current size of the list...
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};
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#define mMaxProg ((mVU->index)?400:8) // The amount of Micro Programs Recs will 'remember'
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struct microProgManager {
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microIR<mProgSize> IRinfo; // IR information
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microProgram* prog; // Store MicroPrograms in memory
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int* progList; // List of program indexes ordered by age (ordered from newest to oldest)
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microProgram* prog; // Cache MicroPrograms in memory (indirect jumps are treated as new programs)
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microProgramList list[mProgSize/2]; // List of microProgram references indexed by startPC values
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//int* progList; // List of program indexes ordered by age (ordered from newest to oldest)
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int max; // Max Number of MicroPrograms minus 1
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int total; // Total Number of valid MicroPrograms minus 1
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int cur; // Index to Current MicroProgram thats running (-1 = uncached)
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@ -203,11 +215,10 @@ mVUop(mVUopU);
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mVUop(mVUopL);
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// Private Functions
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_f void mVUsortProg(mV, int progIndex);
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_mVUt _f void mVUclearProg(int progIndex);
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_mVUt _f void mVUcacheProg(int progIndex);
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_mVUt _f int mVUfindLeastUsedProg(microVU* mVU);
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_mVUt _f int mVUsearchProg();
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_mVUt _f void mVUclearProg(microProgram& prog);
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_mVUt _f void mVUcacheProg(microProgram& prog);
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_mVUt _f int mVUfindLeastUsedProg();
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_mVUt _f int mVUsearchProg(u32 startPC);
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void* __fastcall mVUexecuteVU0(u32 startPC, u32 cycles);
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void* __fastcall mVUexecuteVU1(u32 startPC, u32 cycles);
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@ -31,42 +31,14 @@
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// Helper Functions
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//------------------------------------------------------------------
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// Used by checkIfSibling below...
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bool cmpSibling(mV, int progIndex) {
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if (mVUprogI.age == isDead) return 0;
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for (int i = 0; i <= mVUprogI.ranges.total; i++) {
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if ((mVUprogI.ranges.range[i][0] < 0)
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|| (mVUprogI.ranges.range[i][1] < 0)) { DevCon.Error("microVU%d: Negative Range![%d][%d]", mVU->index, i, mVUprogI.ranges.total); }
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if (memcmp_mmx(cmpOffset(mVUprogI.data), cmpOffset(mVU->regs->Micro), ((mVUprogI.ranges.range[i][1] + 8) - mVUprogI.ranges.range[i][0]))) {
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return 0;
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}
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}
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return 1;
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}
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// Since we use partial-program comparisons to search cached microPrograms,
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// it is possible that another cached microProgram we have also would've
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// passed the comparison check. This function checks how often this happens...
|
||||
_f void checkIfSibling(mV) {
|
||||
if (mVU->prog.isSame != -1) return;
|
||||
for (int i = mVU->prog.max; i >= 0; i--) {
|
||||
if (i != mVU->prog.cur && cmpSibling(mVU, i)) {
|
||||
if (mVU->prog.prog[i].block[iPC/2] != NULL) {
|
||||
DevCon.WriteLn("mVU: microProgram Sibling Detected! [%d][%d]", mVU->prog.cur, i);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Used by mVUsetupRange
|
||||
_f void mVUcheckIsSame(mV) {
|
||||
if (0) checkIfSibling(mVU);
|
||||
if (mVU->prog.isSame == -1) {
|
||||
mVU->prog.isSame = !memcmp_mmx((u8*)mVUcurProg.data, mVU->regs->Micro, mVU->microMemSize);
|
||||
}
|
||||
if (mVU->prog.isSame == 0) {
|
||||
if (!isVU1) mVUcacheProg<0>(mVU->prog.cur);
|
||||
else mVUcacheProg<1>(mVU->prog.cur);
|
||||
if (!isVU1) mVUcacheProg<0>(mVU->prog.prog[mVU->prog.cur]);
|
||||
else mVUcacheProg<1>(mVU->prog.prog[mVU->prog.cur]);
|
||||
mVU->prog.isSame = 1;
|
||||
}
|
||||
}
|
||||
|
|
@ -456,6 +428,13 @@ _r void* mVUcompile(microVU* mVU, u32 startPC, uptr pState) {
|
|||
return thisPtr;
|
||||
}
|
||||
|
||||
// Returns the entry point of the block (compiles it if not found)
|
||||
_f void* mVUentryGet(microVU* mVU, microBlockManager* block, u32 startPC, uptr pState) {
|
||||
microBlock* pBlock = block->search((microRegInfo*)pState);
|
||||
if (pBlock) return pBlock->x86ptrStart;
|
||||
else return mVUcompile(mVU, startPC, pState);
|
||||
}
|
||||
|
||||
// Search for Existing Compiled Block (if found, return x86ptr; else, compile and return x86ptr)
|
||||
_f void* mVUblockFetch(microVU* mVU, u32 startPC, uptr pState) {
|
||||
|
||||
|
|
@ -463,12 +442,12 @@ _f void* mVUblockFetch(microVU* mVU, u32 startPC, uptr pState) {
|
|||
startPC &= mVU->microMemSize-8;
|
||||
|
||||
blockCreate(startPC/8);
|
||||
microBlock* pBlock = mVUblocks[startPC/8]->search((microRegInfo*)pState);
|
||||
if (pBlock) { return pBlock->x86ptrStart; }
|
||||
else { return mVUcompile(mVU, startPC, pState); }
|
||||
return mVUentryGet(mVU, mVUblocks[startPC/8], startPC, pState);
|
||||
}
|
||||
|
||||
// mVUcompileJIT() - Called By JR/JALR during execution
|
||||
_mVUt void* __fastcall mVUcompileJIT(u32 startPC, uptr pState) {
|
||||
return mVUblockFetch(mVUx, startPC, pState);
|
||||
//DevCon.WriteLn("JR/JALR!");
|
||||
//return mVUblockFetch(mVUx, startPC, pState);
|
||||
return mVUsearchProg<vuIndex>(startPC, pState); // Find and set correct program
|
||||
}
|
||||
|
|
|
|||
|
|
@ -105,12 +105,13 @@ _mVUt void* __fastcall mVUexecute(u32 startPC, u32 cycles) {
|
|||
microVU* mVU = mVUx;
|
||||
mVUprint("microVU%x: startPC = 0x%x, cycles = 0x%x", vuIndex, startPC, cycles);
|
||||
|
||||
mVUsearchProg<vuIndex>(); // Find and set correct program
|
||||
//mVUsearchProg<vuIndex>(startPC, 0); // Find and set correct program
|
||||
mVU->cycles = cycles;
|
||||
mVU->totalCycles = cycles;
|
||||
|
||||
xSetPtr(mVU->prog.x86ptr); // Set x86ptr to where last program left off
|
||||
return mVUblockFetch(mVU, startPC, (uptr)&mVU->prog.lpState);
|
||||
//return mVUblockFetch(mVU, startPC, (uptr)&mVU->prog.lpState);
|
||||
return mVUsearchProg<vuIndex>(startPC, (uptr)&mVU->prog.lpState); // Find and set correct program
|
||||
}
|
||||
|
||||
//------------------------------------------------------------------
|
||||
|
|
|
|||
|
|
@ -190,7 +190,7 @@ typedef u32 (__fastcall *mVUCall)(void*, void*);
|
|||
#define branchAddr ((xPC + 8 + (_Imm11_ * 8)) & (mVU->microMemSize-8))
|
||||
#define branchAddrN ((xPC + 16 + (_Imm11_ * 8)) & (mVU->microMemSize-8))
|
||||
#define shufflePQ (((mVU->p) ? 0xb0 : 0xe0) | ((mVU->q) ? 0x01 : 0x04))
|
||||
#define cmpOffset(x) ((u8*)&(((u8*)x)[mVUprogI.ranges.range[i][0]]))
|
||||
#define cmpOffset(x) ((u8*)&(((u8*)x)[prog.ranges.range[i][0]]))
|
||||
#define Rmem (uptr)&mVU->regs->VI[REG_R].UL
|
||||
#define aWrap(x, m) ((x > m) ? 0 : x)
|
||||
#define shuffleSS(x) ((x==1)?(0x27):((x==2)?(0xc6):((x==4)?(0xe1):(0xe4))))
|
||||
|
|
|
|||
Loading…
Reference in New Issue