mirror of https://github.com/PCSX2/pcsx2.git
microVU:
- Smarter microProgram comparison. Games will now use less microProgram 'slots'. Speedup in games using a lot of microPrograms at once... git-svn-id: http://pcsx2.googlecode.com/svn/trunk@1443 96395faa-99c1-11dd-bbfe-3dabce05a288
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cottonvibes
parent
7c2e51157e
commit
8f74247b4f
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@ -90,8 +90,11 @@ microVUt(void) mVUreset(mV) {
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mVU->prog.prog[i].x86ptr = z;
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z += (mVU->cacheSize / (mVU->prog.max + 1));
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mVU->prog.prog[i].x86end = z;
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mVU->prog.prog[i].range[0] = -1; // Set range to
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mVU->prog.prog[i].range[1] = -1; // indeterminable status
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for (int j = 0; j <= mVU->prog.prog[i].ranges.max; j++) {
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mVU->prog.prog[i].ranges.range[j][0] = -1; // Set range to
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mVU->prog.prog[i].ranges.range[j][1] = -1; // indeterminable status
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mVU->prog.prog[i].ranges.total = -1;
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}
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}
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}
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@ -128,14 +131,16 @@ microVUt(void) mVUclear(mV, u32 addr, u32 size) {
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// Clears program data (Sets used to 1 because calling this function implies the program will be used at least once)
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microVUf(void) mVUclearProg(int progIndex) {
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microVU* mVU = mVUx;
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mVU->prog.prog[progIndex].used = 1;
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mVU->prog.prog[progIndex].last_used = 3;
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mVU->prog.prog[progIndex].range[0] = -1;
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mVU->prog.prog[progIndex].range[1] = -1;
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mVU->prog.prog[progIndex].x86ptr = mVU->prog.prog[progIndex].x86start;
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mVUprogI.used = 1;
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mVUprogI.last_used = 3;
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mVUprogI.x86ptr = mVUprogI.x86start;
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for (int j = 0; j <= mVUprogI.ranges.max; j++) {
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mVUprogI.ranges.range[j][0] = -1; // Set range to
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mVUprogI.ranges.range[j][1] = -1; // indeterminable status
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mVUprogI.ranges.total = -1;
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}
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for (u32 i = 0; i < (mVU->progSize / 2); i++) {
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if (mVU->prog.prog[progIndex].block[i])
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mVU->prog.prog[progIndex].block[i]->reset();
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if (mVUprogI.block[i]) mVUprogI.block[i]->reset();
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}
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}
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@ -161,7 +166,7 @@ microVUf(int) mVUfindLeastUsedProg() {
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const int pMax = mVU->prog.max;
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int smallidx = (mVU->prog.cur+1)&pMax;
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u32 smallval = mVU->prog.prog[smallidx].used;
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u64 smallval = mVU->prog.prog[smallidx].used;
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for (int i = 1, j = (smallidx+1)&pMax; i <= pMax; i++, j=(j+1)&pMax) {
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if (smallval > mVU->prog.prog[j].used) {
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@ -192,9 +197,7 @@ microVUt(void) mVUvsyncUpdate(mV) {
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for (int i = 0; i <= mVU->prog.max; i++) {
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if (mVU->prog.prog[i].last_used != 0) {
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if (mVU->prog.prog[i].last_used >= 3) {
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if (mVU->prog.prog[i].used < 0x4fffffff) // program has been used recently. Give it a
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mVU->prog.prog[i].used += 0x200; // 'weighted' bonus signifying it's importance
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mVU->prog.prog[i].used += 0x200; // give 'weighted' bonus
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}
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mVU->prog.prog[i].last_used--;
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}
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@ -202,20 +205,27 @@ microVUt(void) mVUvsyncUpdate(mV) {
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}
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}
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// Compare Cached microProgram to mVU->regs->Micro
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microVUf(int) mVUcmpProg(int progIndex, bool progUsed, bool needOverflowCheck, bool cmpWholeProg) {
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microVUf(bool) mVUcmpPartial(int progIndex) {
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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 (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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// Compare Cached microProgram to mVU->regs->Micro
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microVUf(bool) mVUcmpProg(int progIndex, bool progUsed, const bool cmpWholeProg) {
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microVU* mVU = mVUx;
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if (progUsed) {
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if (cmpWholeProg && (!memcmp_mmx((u8*)mVUprogI.data, mVU->regs->Micro, mVU->microMemSize)) ||
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(!cmpWholeProg && (!memcmp_mmx(cmpOffset(mVUprogI.data), cmpOffset(mVU->regs->Micro), ((mVUprogI.range[1] + 8) - mVUprogI.range[0]))))) {
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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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mVU->prog.cleared = 0;
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mVU->prog.isSame = cmpWholeProg ? 1 : -1;
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mVU->prog.prog[progIndex].last_used = 3;
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if (needOverflowCheck && (mVU->prog.prog[progIndex].used < 0x7fffffff)) {
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mVU->prog.prog[progIndex].used++; // increment 'used' (avoiding overflows if necessary)
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}
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mVU->prog.prog[progIndex].used++; // increment 'used'
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return 1;
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}
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}
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@ -228,11 +238,11 @@ microVUf(int) mVUsearchProg() {
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if (mVU->prog.cleared) { // If cleared, we need to search for new program
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for (int i = 0; i <= mVU->prog.total; i++) {
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if (mVUcmpProg<vuIndex>(i, !!mVU->prog.prog[i].used, 1, 0))
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if (mVUcmpProg<vuIndex>(i, !!mVU->prog.prog[i].used, 0))
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return 1; // Check Recently Used Programs
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}
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for (int i = 0; i <= mVU->prog.total; i++) {
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if (mVUcmpProg<vuIndex>(i, !mVU->prog.prog[i].used, 0, 0))
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if (mVUcmpProg<vuIndex>(i, !mVU->prog.prog[i].used, 0))
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return 1; // Check Older 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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@ -84,14 +84,21 @@ public:
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}
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};
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#define mMaxRanges 128
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struct microRange {
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static const int max = mMaxRanges - 1;
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int total;
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s32 range[mMaxRanges][2];
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};
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#define mProgSize 0x4000/4
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struct microProgram {
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u32 data [mProgSize];
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microBlockManager* block[mProgSize/2];
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microIR<mProgSize> allocInfo;
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u32 used; // Number of times its been used
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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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microIR<mProgSize> allocInfo; // IR information
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microRange ranges; // The ranges of the microProgram that have already been recompiled
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u64 used; // Number of times its been used
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u32 last_used; // Counters # of frames since last use (starts at 3 and counts backwards to 0 for each 30fps vSync)
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s32 range[2]; // The range of microMemory that has already been recompiled for the current program
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u8* x86ptr; // Pointer to program's recompilation code
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u8* x86start; // Start of program's rec-cache
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u8* x86end; // Limit of program's rec-cache
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@ -79,7 +79,7 @@
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microVUt(void) mVUcheckIsSame(mV) {
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if (mVU->prog.isSame == -1) {
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mVU->prog.isSame = !memcmp_mmx(mVU->prog.prog[mVU->prog.cur].data, mVU->regs->Micro, mVU->microMemSize);
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mVU->prog.isSame = !memcmp_mmx(mVUcurProg.data, mVU->regs->Micro, mVU->microMemSize);
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}
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if (mVU->prog.isSame == 0) {
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if (!isVU1) mVUcacheProg<0>(mVU->prog.cur);
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@ -89,19 +89,56 @@ microVUt(void) mVUcheckIsSame(mV) {
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}
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// Sets up microProgram PC ranges based on whats been recompiled
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microVUt(void) mVUsetupRange(mV, u32 pc) {
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microVUt(void) mVUsetupRange(mV, s32 pc, bool isStartPC) {
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if (mVUcurProg.range[0] == -1) {
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mVUcurProg.range[0] = (s32)pc;
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mVUcurProg.range[1] = (s32)pc;
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for (int i = 0; i <= mVUcurProg.ranges.total; i++) {
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if ((pc >= mVUcurProg.ranges.range[i][0])
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&& (pc <= mVUcurProg.ranges.range[i][1])) { return; }
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}
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else if (mVUcurProg.range[0] > (s32)pc) {
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mVUcurProg.range[0] = (s32)pc;
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mVUcheckIsSame(mVU);
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if (isStartPC) {
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if (mVUcurProg.ranges.total < mVUcurProg.ranges.max) {
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mVUcurProg.ranges.total++;
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mVUrange[0] = pc;
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}
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else {
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mVUcurProg.ranges.total = 0;
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mVUrange[0] = 0;
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mVUrange[1] = mVU->microMemSize - 8;
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DevCon::Status("microVU%d: Prog Range List Full", params mVU->index);
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}
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}
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else {
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if (mVUrange[1] != -1) return;
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if (mVUrange[0] <= pc) {
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mVUrange[1] = pc;
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for (int i = 0; i <= (mVUcurProg.ranges.total-1); i++) {
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if ((mVUrange[0]-8) == mVUcurProg.ranges.range[i][1]) {
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mVUcurProg.ranges.range[i][1] = pc;
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mVUrange[0] = -1;
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mVUrange[1] = -1;
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mVUcurProg.ranges.total--;
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//DevCon::Status("microVU%d: Prog Range Merging", params mVU->index);
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}
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}
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}
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else {
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DevCon::Status("microVU%d: Prog Range Wrap", params mVU->index);
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mVUrange[1] = mVU->microMemSize - 8;
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if (mVUcurProg.ranges.total < mVUcurProg.ranges.max) {
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mVUcurProg.ranges.total++;
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mVUrange[0] = 0;
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mVUrange[1] = pc;
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}
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else {
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mVUcurProg.ranges.total = 0;
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mVUrange[0] = 0;
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mVUrange[1] = mVU->microMemSize - 8;
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DevCon::Status("microVU%d: Prog Range List Full", params mVU->index);
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}
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}
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else if (mVUcurProg.range[1] < (s32)pc) {
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mVUcurProg.range[1] = (s32)pc;
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mVUcheckIsSame(mVU);
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}
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}
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@ -236,7 +273,6 @@ microVUt(void) mVUendProgram(mV, int isEbit, int* xStatus, int* xMac, int* xClip
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}
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if (isEbit != 2) { // Save PC, and Jump to Exit Point
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mVUsetupRange(mVU, xPC);
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MOV32ItoM((uptr)&mVU->regs->VI[REG_TPC].UL, xPC);
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JMP32((uptr)mVU->exitFunct - ((uptr)x86Ptr + 5));
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}
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@ -298,7 +334,7 @@ microVUr(void*) mVUcompile(microVU* mVU, u32 startPC, uptr pState) {
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const u32 endCount = (mVU->microMemSize / 8) - 1;
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// Setup Program Bounds/Range
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mVUsetupRange(mVU, startPC);
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mVUsetupRange(mVU, startPC, 1);
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// First Pass
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iPC = startPC / 4;
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@ -360,7 +396,7 @@ microVUr(void*) mVUcompile(microVU* mVU, u32 startPC, uptr pState) {
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else {
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microBlock* bBlock = NULL;
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s32* ajmp = 0;
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mVUsetupRange(mVU, xPC);
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mVUsetupRange(mVU, xPC, 0);
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mVUdebugNOW(1);
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switch (mVUbranch) {
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@ -441,6 +477,7 @@ microVUr(void*) mVUcompile(microVU* mVU, u32 startPC, uptr pState) {
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if (x == endCount) { Console::Error("microVU%d: Possible infinite compiling loop!", params mVU->index); }
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// E-bit End
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mVUsetupRange(mVU, xPC, 0);
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mVUendProgram(mVU, 1, xStatus, xMac, xClip);
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return thisPtr;
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}
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@ -206,6 +206,7 @@ typedef u32 (__fastcall *mVUCall)(void*, void*);
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#define cFLAG mVUinfo.cFlag
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#define mVUstartPC mVUallocInfo.startPC
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#define mVUflagInfo mVUregs.needExactMatch
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#define mVUrange mVUcurProg.ranges.range[mVUcurProg.ranges.total]
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#define xPC ((iPC / 2) * 8)
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#define curI ((u32*)mVU->regs->Micro)[iPC] //mVUcurProg.data[iPC]
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#define setCode() { mVU->code = curI; }
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@ -214,7 +215,7 @@ typedef u32 (__fastcall *mVUCall)(void*, void*);
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#define bSaveAddr (((xPC + (2 * 8)) & ((isVU1) ? 0x3ff8:0xff8)) / 8)
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#define branchAddr ((xPC + 8 + (_Imm11_ * 8)) & (mVU->microMemSize-8))
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#define shufflePQ (((mVU->p) ? 0xb0 : 0xe0) | ((mVU->q) ? 0x01 : 0x04))
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#define cmpOffset(x) (&(((u8*)x)[mVUprogI.range[0]]))
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#define cmpOffset(x) (&(((u8*)x)[mVUprogI.ranges.range[i][0]]))
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#define Rmem (uptr)&mVU->regs->VI[REG_R].UL
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#define Roffset (uptr)&mVU->regs->VI[9].UL
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