3 // note: set SPLIT_MOVEL_PD to 0
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5 typedef unsigned char u8;
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7 static unsigned int pppc, ops=0;
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8 extern unsigned int lastread_a, lastread_d[16], lastwrite_cyc_d[16], lastwrite_mus_d[16];
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9 extern int lrp_cyc, lrp_mus, lwp_cyc, lwp_mus;
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10 unsigned int old_regs[16], old_sr, ppop, have_illegal = 0;
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11 int dbg_irq_level = 0, dbg_irq_level_sub = 0;
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14 #define dprintf(f,...) printf("%05i:%03i: " f "\n",Pico.m.frame_count,Pico.m.scanline,##__VA_ARGS__)
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16 #if defined(EMU_C68K)
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17 #define other_get_sr() CycloneGetSr(&PicoCpuCM68k)
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18 #define other_dar(i) PicoCpuCM68k.d[i]
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19 #define other_osp PicoCpuCM68k.osp
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20 #define other_get_irq() PicoCpuCM68k.irq
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21 #define other_set_irq(irq) PicoCpuCM68k.irq=irq
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22 #define other_is_stopped() (PicoCpuCM68k.state_flags&1)
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23 #define other_is_tracing() ((PicoCpuCM68k.state_flags&2)?1:0)
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24 #elif defined(EMU_F68K)
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25 #define other_set_sub(s) g_m68kcontext=(s)?&PicoCpuFS68k:&PicoCpuFM68k;
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26 #define other_get_sr() g_m68kcontext->sr
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27 #define other_dar(i) ((unsigned int*)g_m68kcontext->dreg)[i]
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28 #define other_osp g_m68kcontext->asp
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29 #define other_get_irq() g_m68kcontext->interrupts[0]
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30 #define other_set_irq(irq) g_m68kcontext->interrupts[0]=irq
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31 #define other_is_stopped() ((g_m68kcontext->execinfo&FM68K_HALTED)?1:0)
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32 #define other_is_tracing() ((g_m68kcontext->execinfo&FM68K_EMULATE_TRACE)?1:0)
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34 #error other core missing, don't compile this file
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37 static int otherRun(void)
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39 #if defined(EMU_C68K)
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40 PicoCpuCM68k.cycles=1;
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41 CycloneRun(&PicoCpuCM68k);
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42 return 1-PicoCpuCM68k.cycles;
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43 #elif defined(EMU_F68K)
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44 return fm68k_emulate(1, 0);
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49 void dumpPCandExit(int is_sub)
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54 m68k_disassemble(buff, pppc, M68K_CPU_TYPE_68000);
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55 dprintf("PC: %06x: %04x: %s", pppc, ppop, buff);
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56 dprintf(" this | prev");
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57 for(i=0; i < 8; i++)
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58 dprintf("d%i=%08x, a%i=%08x | d%i=%08x, a%i=%08x", i, other_dar(i), i, other_dar(i+8), i, old_regs[i], i, old_regs[i+8]);
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59 dprintf("SR: %04x | %04x (??s? 0iii 000x nzvc)", other_get_sr(), old_sr);
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60 dprintf("last_read: %08x @ %06x", lastread_d[--lrp_cyc&15], lastread_a);
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61 dprintf("ops done: %i, is_sub: %i", ops, is_sub);
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65 int CM_compareRun(int cyc, int is_sub)
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68 int cyc_done=0, cyc_other, cyc_musashi, *irq_level, err=0;
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69 unsigned int i, pc, mu_sr;
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71 m68ki_cpu_p=is_sub?&PicoCpuMS68k:&PicoCpuMM68k;
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72 other_set_sub(is_sub);
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73 lrp_cyc = lrp_mus = 0;
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75 while (cyc_done < cyc)
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77 if (have_illegal && m68k_read_disassembler_16(m68ki_cpu.pc) != 0x4e73) // not rte
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82 PicoCpuCM68k.pc=PicoCpuCM68k.checkpc(PicoCpuCM68k.pc + 2);
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85 // hacks for test_misc2
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86 if (m68ki_cpu.pc == 0x0002e0 && m68k_read_disassembler_16(m68ki_cpu.pc) == 0x4e73)
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88 // get out of "priviledge violation" loop
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90 //m68ki_cpu.s_flag = SFLAG_SET;
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91 //PicoCpuCM68k.srh|=0x20;
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94 pppc = is_sub ? SekPcS68k : SekPc;
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95 ppop = m68k_read_disassembler_16(pppc);
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96 memcpy(old_regs, &other_dar(0), 4*16);
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97 old_sr = other_get_sr();
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103 m68k_disassemble(buff, pppc, M68K_CPU_TYPE_68000);
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104 dprintf("PC: %06x: %04x: %s", pppc, ppop, buff);
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105 //dprintf("A7: %08x", PicoCpuCM68k.a[7]);
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109 irq_level = is_sub ? &dbg_irq_level_sub : &dbg_irq_level;
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112 other_set_irq(*irq_level);
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113 m68k_set_irq(*irq_level);
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117 cyc_other=otherRun();
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118 cyc_musashi=m68k_execute(1);
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120 if (cyc_other != cyc_musashi) {
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121 dprintf("cycles: %i vs %i", cyc_other, cyc_musashi);
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125 if (lrp_cyc != lrp_mus) {
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126 dprintf("lrp: %i vs %i", lrp_cyc&15, lrp_mus&15);
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130 if (lwp_cyc != lwp_mus) {
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131 dprintf("lwp: %i vs %i", lwp_cyc&15, lwp_mus&15);
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135 for (i=0; i < 16; i++) {
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136 if (lastwrite_cyc_d[i] != lastwrite_mus_d[i]) {
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137 dprintf("lastwrite: [%i]= %08x vs %08x", i, lastwrite_cyc_d[i], lastwrite_mus_d[i]);
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144 pc = is_sub ? SekPcS68k : SekPc;
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146 if (pc != m68ki_cpu.pc) {
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147 dprintf("PC: %06x vs %06x", pc, m68ki_cpu.pc);
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152 if( SekPc > Pico.romsize || SekPc < 0x200 ) {
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153 dprintf("PC out of bounds: %06x", SekPc);
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159 for (i=0; i < 16; i++) {
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160 if (other_dar(i) != m68ki_cpu.dar[i]) {
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161 str = (i < 8) ? "d" : "a";
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162 dprintf("reg: %s%i: %08x vs %08x", str, i&7, other_dar(i), m68ki_cpu.dar[i]);
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168 if (other_get_sr() != (mu_sr = m68k_get_reg(NULL, M68K_REG_SR))) {
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169 dprintf("SR: %04x vs %04x (??s? 0iii 000x nzvc)", other_get_sr(), mu_sr);
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174 if (other_get_irq() != (m68ki_cpu.int_level>>8)) {
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175 dprintf("IRQ: %i vs %i", other_get_irq(), (m68ki_cpu.int_level>>8));
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180 if (other_osp != m68ki_cpu.sp[((mu_sr>>11)&4)^4]) {
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181 dprintf("OSP: %06x vs %06x", other_osp, m68ki_cpu.sp[((mu_sr>>11)&4)^4]);
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186 if ((other_is_stopped() && !m68ki_cpu.stopped) || (!other_is_stopped() && m68ki_cpu.stopped)) {
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187 dprintf("stopped: %i vs %i", other_is_stopped(), m68ki_cpu.stopped);
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192 if((other_is_tracing() && !m68ki_tracing) || (!other_is_tracing() && m68ki_tracing)) {
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193 dprintf("tracing: %i vs %i", other_is_tracing(), m68ki_tracing);
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197 if(err) dumpPCandExit(is_sub);
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200 if (PicoCpuCM68k.a[7] < 0x00ff0000 || PicoCpuCM68k.a[7] >= 0x01000000)
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202 PicoCpuCM68k.a[7] = m68ki_cpu.dar[15] = 0xff8000;
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206 m68k_set_reg(M68K_REG_SR, ((mu_sr-1)&~0x2000)|(mu_sr&0x2000)); // broken
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207 CycloneSetSr(&PicoCpuCM68k, ((mu_sr-1)&~0x2000)|(mu_sr&0x2000));
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208 PicoCpuCM68k.stopped = m68ki_cpu.stopped = 0;
\r
209 if(SekPc > 0x400 && (PicoCpuCM68k.a[7] < 0xff0000 || PicoCpuCM68k.a[7] > 0xffffff))
\r
210 PicoCpuCM68k.a[7] = m68ki_cpu.dar[15] = 0xff8000;
\r
213 cyc_done += cyc_other;
\r