MAME:YM2151.chan_calc 手动内联，和大量指针寻址缓存。对Cps1、M72和Mamco平台均可得到间接有效优化
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@ -934,9 +934,9 @@ namespace MAME.Core
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PSG.eg_timer_overflow = 0x30000;
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/* this must be done _before_ a call to ym2151_reset_chip() */
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//PSG.timer_A = EmuTimer.timer_alloc_common(EmuTimer.TIME_ACT.YM2151_timer_callback_a, false);
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EmuTimer.timer_alloc_common(ref PSG.timer_A,EmuTimer.TIME_ACT.YM2151_timer_callback_a, false);
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EmuTimer.timer_alloc_common(ref PSG.timer_A, EmuTimer.TIME_ACT.YM2151_timer_callback_a, false);
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//PSG.timer_B = EmuTimer.timer_alloc_common(EmuTimer.TIME_ACT.YM2151_timer_callback_b, false);
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EmuTimer.timer_alloc_common(ref PSG.timer_B,EmuTimer.TIME_ACT.YM2151_timer_callback_b, false);
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EmuTimer.timer_alloc_common(ref PSG.timer_B, EmuTimer.TIME_ACT.YM2151_timer_callback_b, false);
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ym2151_reset_chip();
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switch (Machine.sBoard)
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{
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@ -1098,8 +1098,84 @@ namespace MAME.Core
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//chan_calc高频调用 单次Update 5467次 左右，下级堆栈volume_calc 20000+次 op_calc 10000+次
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//unsafe static void chan_calc(YM2151Operator* PSGoper, int* chanout, int* imem, int chan)
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//{
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// //fixed (YM2151Operator* PSGoperPtr = &PSG.oper[0])
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// {
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// //YM2151Operator* PSGoper = PSGoperPtr;
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// uint env;
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// uint AM = 0;
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// //m2 = c1 = c2 = mem = 0;
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// chanout[8] = chanout[9] = chanout[10] = chanout[11] = 0;
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// //op = PSGoper[chan * 4]; /* M1 */
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// //op.mem_connect = op.mem_value; /* restore delayed sample (MEM) value to m2 or c2 */
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// set_mem(PSGoper, chanout, imem, chan * 4);
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// if (PSGoper[chan * 4].ams != 0)
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// {
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// AM = PSG.lfa << (int)(PSGoper[chan * 4].ams - 1);
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// }
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// env = volume_calc(PSGoper, (chan * 4), AM);
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// //env = volume_calc_planB(PSGoper[chan * 4], AM);
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// {
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// int iout = PSGoper[chan * 4].fb_out_prev + PSGoper[chan * 4].fb_out_curr;
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// PSGoper[chan * 4].fb_out_prev = PSGoper[chan * 4].fb_out_curr;
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// set_value1(chanout, PSGoper, chan * 4);
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// PSGoper[chan * 4].fb_out_curr = 0;
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// if (env < 13 * 64)
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// {
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// if (PSGoper[chan * 4].fb_shift == 0)
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// {
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// iout = 0;
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// }
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// PSGoper[chan * 4].fb_out_curr = op_calc1(PSGoper, (chan * 4), env, (iout << (int)PSGoper[chan * 4].fb_shift));
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// }
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// }
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// env = volume_calc(PSGoper, (chan * 4 + 1), AM); /* M2 */
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// //env = volume_calc_planB(PSGoper[chan * 4 + 1], AM);/* M2 */
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// if (env < 13 * 64)
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// {
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// //PSGoper[chan * 4 + 1].connect += op_calc((int)(chan * 4 + 1), env, m2);
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// set_value2(chanout, chan * 4 + 1, op_calc(PSGoper, (chan * 4 + 1), env, chanout[8]));// m2));
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// }
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// env = volume_calc(PSGoper, (chan * 4 + 2), AM); /* C1 */
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// //env = volume_calc_planB(PSGoper[chan * 4 + 2], AM); /* C1 */
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// if (env < 13 * 64)
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// {
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// //PSGoper[chan * 4 + 2].connect += op_calc((int)(chan * 4 + 2), env, c1);
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// set_value2(chanout, chan * 4 + 2, op_calc(PSGoper, (chan * 4 + 2), env, chanout[9]));// c1));
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// }
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// env = volume_calc(PSGoper, (chan * 4 + 3), AM); /* C2 */
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// //env = volume_calc_planB(PSGoper[chan * 4 + 3], AM); /* C2 */
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// if (env < 13 * 64)
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// {
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// chanout[chan] += op_calc(PSGoper, (chan * 4 + 3), env, chanout[10]);// c2);
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// }
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// /* M1 */
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// PSGoper[chan * 4].mem_value = chanout[11];//mem;
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// }
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//}
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const Int32 const13_x_2_0x100 = 13 * 2 * 0x100;
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//手动内联 -->//chan_calc高频调用 单次Update 5467次 左右，下级堆栈volume_calc 20000+次 op_calc 10000+次
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unsafe static void chan_calc(YM2151Operator* PSGoper, int* chanout, int* imem, int chan)
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{
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int chan_x4 = (chan * 4);
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int chan_x4_add1 = (chan_x4 + 1);
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int chan_x4_add2 = (chan_x4 + 2);
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int chan_x4_add3 = (chan_x4 + 3);
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// 预缓存操作符指针
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YM2151Operator* op0 = &PSGoper[chan_x4]; /* M1 */
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YM2151Operator* op1 = &PSGoper[chan_x4_add1]; /* M2 */
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YM2151Operator* op2 = &PSGoper[chan_x4_add2]; /* C1 */
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YM2151Operator* op3 = &PSGoper[chan_x4_add3]; /* C2 */
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int* imem_chan_x4 = &imem[chan_x4]; /* C2 */
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//fixed (YM2151Operator* PSGoperPtr = &PSG.oper[0])
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{
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@ -1110,52 +1186,120 @@ namespace MAME.Core
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chanout[8] = chanout[9] = chanout[10] = chanout[11] = 0;
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//op = PSGoper[chan * 4]; /* M1 */
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//op.mem_connect = op.mem_value; /* restore delayed sample (MEM) value to m2 or c2 */
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set_mem(PSGoper, chanout, imem, chan * 4);
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if (PSGoper[chan * 4].ams != 0)
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//set_mem(PSGoper, chanout, imem, chan_x4); //-->(YM2151Operator* PSGoper, int* chanout, int* imem, int op1)
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if (*imem_chan_x4 == 8 || *imem_chan_x4 == 10 || *imem_chan_x4 == 11)
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{
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AM = PSG.lfa << (int)(PSGoper[chan * 4].ams - 1);
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chanout[*imem_chan_x4] = op0->mem_value;
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}
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env = volume_calc(PSGoper, (chan * 4), AM);
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if (op0->ams != 0)
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{
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AM = PSG.lfa << (int)(op0->ams - 1);
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}
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//env = volume_calc(PSGoper, chan_x4, AM);
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env = op0->tl + ((uint)op0->volume) + (AM & op0->AMmask);
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//env = volume_calc_planB(PSGoper[chan * 4], AM);
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{
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int iout = PSGoper[chan * 4].fb_out_prev + PSGoper[chan * 4].fb_out_curr;
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PSGoper[chan * 4].fb_out_prev = PSGoper[chan * 4].fb_out_curr;
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int iout = op0->fb_out_prev + op0->fb_out_curr;
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op0->fb_out_prev = op0->fb_out_curr;
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set_value1(chanout, PSGoper, chan * 4);
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//set_value1(chanout, PSGoper, chan_x4); //->(int* chanout, YM2151Operator* PSGoper, int op1)
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if (iconnect[chan_x4] == 12)
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{
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chanout[9] = chanout[10] = chanout[11] = op0->fb_out_prev;
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}
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else
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{
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chanout[iconnect[chan_x4]] = op0->fb_out_prev;
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}
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PSGoper[chan * 4].fb_out_curr = 0;
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op0->fb_out_curr = 0;
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if (env < 13 * 64)
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{
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if (PSGoper[chan * 4].fb_shift == 0)
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if (op0->fb_shift == 0)
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{
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iout = 0;
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}
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PSGoper[chan * 4].fb_out_curr = op_calc1(PSGoper, (chan * 4), env, (iout << (int)PSGoper[chan * 4].fb_shift));
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//op0->fb_out_curr = op_calc1(PSGoper, chan_x4, env, (iout << (int)op0->fb_shift));//----->(YM2151Operator* PSGoper, int i1, uint env, int pm)
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uint p;
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int i;
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i = (int)((op0->phase & 0xffff0000) + (iout << (int)op0->fb_shift));
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p = (env << 3) + sin_tab[(i >> 16) & 0x3ff];
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if (p >= 13 * 2 * 0x100)
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{
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op0->fb_out_curr = 0;
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}
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else
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op0->fb_out_curr = tl_tab[p];
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}
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}
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env = volume_calc(PSGoper, (chan * 4 + 1), AM); /* M2 */
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//env = volume_calc(PSGoper, chan_x4_add1, AM); /* M2 */
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env = op1->tl + ((uint)op1->volume) + (AM & op1->AMmask);
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//env = volume_calc_planB(PSGoper[chan * 4 + 1], AM);/* M2 */
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if (env < 13 * 64)
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{
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//PSGoper[chan * 4 + 1].connect += op_calc((int)(chan * 4 + 1), env, m2);
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set_value2(chanout, chan * 4 + 1, op_calc(PSGoper, (chan * 4 + 1), env, chanout[8]));// m2));
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//set_value2(chanout, chan_x4_add1, op_calc(PSGoper, chan_x4_add1, env, chanout[8]));// m2));
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//--start
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//参数op_calc(YM2151Operator* PSGoper, int i1, uint env, int pm)
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int InParam;
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uint p;
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p = (env << 3) + sin_tab[(((int)((op1->phase & 0xffff0000) + (chanout[8] << 15))) >> 16) & 0x3ff];
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if (p >= const13_x_2_0x100)
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InParam = 0;
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else
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InParam = tl_tab[p];
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//参数set_value2(int* chanout, int op1, int i)
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if (iconnect[chan_x4_add1] == 12) { }
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else
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{
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chanout[iconnect[chan_x4_add1]] += InParam;
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}
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//--end
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}
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env = volume_calc(PSGoper, (chan * 4 + 2), AM); /* C1 */
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//env = volume_calc(PSGoper, chan_x4_add2, AM); /* C1 */
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env = op2->tl + ((uint)op2->volume) + (AM & op2->AMmask);
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//env = volume_calc_planB(PSGoper[chan * 4 + 2], AM); /* C1 */
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if (env < 13 * 64)
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{
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//PSGoper[chan * 4 + 2].connect += op_calc((int)(chan * 4 + 2), env, c1);
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set_value2(chanout, chan * 4 + 2, op_calc(PSGoper, (chan * 4 + 2), env, chanout[9]));// c1));
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//set_value2(chanout, chan_x4_add2, op_calc(PSGoper, chan_x4_add2, env, chanout[9]));// c1));
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//--start
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int InParam;
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uint p;
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p = (env << 3) + sin_tab[(((int)((op2->phase & 0xffff0000) + (chanout[9] << 15))) >> 16) & 0x3ff];
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if (p >= const13_x_2_0x100)
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InParam = 0;
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else
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InParam = tl_tab[p];
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if (iconnect[chan_x4_add2] == 12) { }
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else
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{
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chanout[iconnect[chan_x4_add2]] += InParam;
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}
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//--end
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}
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env = volume_calc(PSGoper, (chan * 4 + 3), AM); /* C2 */
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//env = volume_calc(PSGoper, (chan * 4 + 3), AM); /* C2 */
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env = op3->tl + ((uint)op3->volume) + (AM & op3->AMmask);
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//env = volume_calc_planB(PSGoper[chan * 4 + 3], AM); /* C2 */
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if (env < 13 * 64)
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{
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chanout[chan] += op_calc(PSGoper, (chan * 4 + 3), env, chanout[10]);// c2);
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//chanout[chan] += op_calc(PSGoper, (chan_x4_add3), env, chanout[10]);// c2); //------->(YM2151Operator* PSGoper, int i1, uint env, int pm)
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uint p;
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p = (env << 3) + sin_tab[(((int)((op3->phase & 0xffff0000) + (chanout[10] << 15))) >> 16) & 0x3ff];
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if (p >= const13_x_2_0x100)
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chanout[chan] += 0;
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else
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chanout[chan] += tl_tab[p];
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}
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/* M1 */
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PSGoper[chan * 4].mem_value = chanout[11];//mem;
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op0->mem_value = chanout[11];//mem;
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}
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}
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