drc: rework cycle counting
[pcsx_rearmed.git] / libpcsxcore / new_dynarec / patches / trace_drc_chk
index eca104d..e98a48e 100644 (file)
-diff --git a/libpcsxcore/new_dynarec/linkage_arm.S b/libpcsxcore/new_dynarec/linkage_arm.S
-index bbc52c3..83c5b08 100644
---- a/libpcsxcore/new_dynarec/linkage_arm.S
-+++ b/libpcsxcore/new_dynarec/linkage_arm.S
-@@ -437,7 +437,7 @@ FUNCTION(cc_interrupt):
-       str     r1, [fp, #LO_pending_exception]
-       and     r2, r2, r10, lsr #17
-       add     r3, fp, #LO_restore_candidate
--      str     r10, [fp, #LO_cycle]            /* PCSX cycles */
-+@@@   str     r10, [fp, #LO_cycle]            /* PCSX cycles */
- @@    str     r10, [fp, #LO_reg_cop0+36]      /* Count */
-       ldr     r4, [r2, r3]
-       mov     r10, lr
-@@ -527,7 +527,7 @@ FUNCTION(new_dyna_leave):
-       ldr     r0, [fp, #LO_last_count]
-       add     r12, fp, #28
-       add     r10, r0, r10
--      str     r10, [fp, #LO_cycle]
-+@@@   str     r10, [fp, #LO_cycle]
-       ldmfd   sp!, {r4, r5, r6, r7, r8, r9, sl, fp, ip, pc}
-       .size   new_dyna_leave, .-new_dyna_leave
-@@ -644,7 +644,7 @@ FUNCTION(new_dyna_start):
-       \readop r0, [r1, r3, lsl #\tab_shift]
- .endif
-       movcc   pc, lr
--      str     r2, [fp, #LO_cycle]
-+@@@   str     r2, [fp, #LO_cycle]
-       bx      r1
- .endm
-@@ -679,7 +679,7 @@ FUNCTION(jump_handler_read32):
-       mov     r0, r1
-       add     r2, r2, r12
-       push    {r2, lr}
--      str     r2, [fp, #LO_cycle]
-+@@@   str     r2, [fp, #LO_cycle]
-       blx     r3
-       ldr     r0, [fp, #LO_next_interupt]
-@@ -707,7 +707,7 @@ FUNCTION(jump_handler_write_h):
-       add     r2, r2, r12
-       mov     r0, r1
-       push    {r2, lr}
--      str     r2, [fp, #LO_cycle]
-+@@@   str     r2, [fp, #LO_cycle]
-       blx     r3
-       ldr     r0, [fp, #LO_next_interupt]
-diff --git a/libpcsxcore/new_dynarec/linkage_arm64.S b/libpcsxcore/new_dynarec/linkage_arm64.S
-index 444545c..031cee2 100644
---- a/libpcsxcore/new_dynarec/linkage_arm64.S
-+++ b/libpcsxcore/new_dynarec/linkage_arm64.S
-@@ -119,7 +119,7 @@ FUNCTION(cc_interrupt):
-       str     wzr, [rFP, #LO_pending_exception]
-       and     w2, w2, rCC, lsr #17
-       add     x3, rFP, #LO_restore_candidate
--      str     rCC, [rFP, #LO_cycle]           /* PCSX cycles */
-+##    str     rCC, [rFP, #LO_cycle]           /* PCSX cycles */
- #     str     rCC, [rFP, #LO_reg_cop0+36]     /* Count */
-       ldr     w19, [x3, w2, uxtw]
-       mov     x21, lr
-@@ -227,7 +227,7 @@ FUNCTION(new_dyna_start):
- FUNCTION(new_dyna_leave):
-       ldr     w0,  [rFP, #LO_last_count]
-       add     rCC, rCC, w0
--      str     rCC, [rFP, #LO_cycle]
-+##    str     rCC, [rFP, #LO_cycle]
-       ldp     x19, x20, [sp, #16*1]
-       ldp     x21, x22, [sp, #16*2]
-       ldp     x23, x24, [sp, #16*3]
-@@ -245,7 +245,7 @@ FUNCTION(new_dyna_leave):
-       /* w0 = adddr/data, x1 = rhandler, w2 = cycles, x3 = whandler */
-       ldr     w4, [rFP, #LO_last_count]
-       add     w4, w4, w2
--      str     w4, [rFP, #LO_cycle]
-+##    str     w4, [rFP, #LO_cycle]
- .endm
- .macro memhandler_post
 diff --git a/libpcsxcore/new_dynarec/new_dynarec.c b/libpcsxcore/new_dynarec/new_dynarec.c
-index a1d7f6a..3960f3b 100644
+index f1005db..ebd1d4f 100644
 --- a/libpcsxcore/new_dynarec/new_dynarec.c
 +++ b/libpcsxcore/new_dynarec/new_dynarec.c
-@@ -44,10 +44,10 @@ static int sceBlock;
- #define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
- #endif
+@@ -235,7 +235,7 @@ static struct decoded_insn
+   int new_dynarec_hacks_old;
+   int new_dynarec_did_compile;
+-  #define HACK_ENABLED(x) ((new_dynarec_hacks | new_dynarec_hacks_pergame) & (x))
++  #define HACK_ENABLED(x) ((NDHACK_NO_STALLS) & (x))
+   extern int cycle_count; // ... until end of the timeslice, counts -N -> 0
+   extern int last_count;  // last absolute target, often = next_interupt
+@@ -471,6 +471,7 @@ int cycle_multiplier_old;
  
--//#define DISASM
--//#define assem_debug printf
-+#define DISASM
-+#define assem_debug printf
- //#define inv_debug printf
--#define assem_debug(...)
-+//#define assem_debug(...)
- #define inv_debug(...)
- #ifdef __i386__
-@@ -489,6 +489,9 @@ static int doesnt_expire_soon(void *tcaddr)
+ static int CLOCK_ADJUST(int x)
+ {
++  return x * 2;
+   int m = cycle_multiplier_override && cycle_multiplier == CYCLE_MULT_DEFAULT
+         ? cycle_multiplier_override : cycle_multiplier;
+   int s=(x>>31)|1;
+@@ -522,6 +523,9 @@ static int doesnt_expire_soon(void *tcaddr)
  // This is called from the recompiled JR/JALR instructions
  void noinline *get_addr(u_int vaddr)
  {
@@ -106,95 +29,7 @@ index a1d7f6a..3960f3b 100644
    u_int page=get_page(vaddr);
    u_int vpage=get_vpage(vaddr);
    struct ll_entry *head;
-@@ -4485,13 +4492,15 @@ void do_cc(int i,signed char i_regmap[],int *adj,int addr,int taken,int invert)
-     }
-     emit_addimm_and_set_flags(cycles,HOST_CCREG);
-     jaddr=out;
--    emit_jns(0);
-+    //emit_jns(0);
-+   emit_jmp(0);
-   }
-   else
-   {
-     emit_cmpimm(HOST_CCREG,-CLOCK_ADJUST(count+2));
-     jaddr=out;
--    emit_jns(0);
-+    //emit_jns(0);
-+   emit_jmp(0);
-   }
-   add_stub(CC_STUB,jaddr,idle?idle:out,(*adj==0||invert||idle)?0:(count+2),i,addr,taken,0);
- }
-@@ -4899,7 +4908,8 @@ static void rjump_assemble(int i,struct regstat *i_regs)
-     // special case for RFE
-     emit_jmp(0);
-   else
--    emit_jns(0);
-+    //emit_jns(0);
-+   emit_jmp(0);
-   //load_regs_bt(branch_regs[i].regmap,branch_regs[i].dirty,-1);
-   #ifdef USE_MINI_HT
-   if(rs1[i]==31) {
-@@ -5004,7 +5014,8 @@ static void cjump_assemble(int i,struct regstat *i_regs)
-     else if(nop) {
-       emit_addimm_and_set_flags(CLOCK_ADJUST(ccadj[i]+2),cc);
-       void *jaddr=out;
--      emit_jns(0);
-+      //emit_jns(0);
-+     emit_jmp(0);
-       add_stub(CC_STUB,jaddr,out,0,i,start+i*4+8,NOTTAKEN,0);
-     }
-     else {
-@@ -5191,7 +5202,8 @@ static void cjump_assemble(int i,struct regstat *i_regs)
-         emit_loadreg(CCREG,HOST_CCREG);
-         emit_addimm_and_set_flags(CLOCK_ADJUST(ccadj[i]+2),HOST_CCREG);
-         void *jaddr=out;
--        emit_jns(0);
-+        //emit_jns(0);
-+       emit_jmp(0);
-         add_stub(CC_STUB,jaddr,out,0,i,start+i*4+8,NOTTAKEN,0);
-         emit_storereg(CCREG,HOST_CCREG);
-       }
-@@ -5200,7 +5212,8 @@ static void cjump_assemble(int i,struct regstat *i_regs)
-         assert(cc==HOST_CCREG);
-         emit_addimm_and_set_flags(CLOCK_ADJUST(ccadj[i]+2),cc);
-         void *jaddr=out;
--        emit_jns(0);
-+        //emit_jns(0);
-+       emit_jmp(0);
-         add_stub(CC_STUB,jaddr,out,0,i,start+i*4+8,likely[i]?NULLDS:NOTTAKEN,0);
-       }
-     }
-@@ -5302,7 +5315,8 @@ static void sjump_assemble(int i,struct regstat *i_regs)
-     else if(nevertaken) {
-       emit_addimm_and_set_flags(CLOCK_ADJUST(ccadj[i]+2),cc);
-       void *jaddr=out;
--      emit_jns(0);
-+      //emit_jns(0);
-+     emit_jmp(0);
-       add_stub(CC_STUB,jaddr,out,0,i,start+i*4+8,NOTTAKEN,0);
-     }
-     else {
-@@ -5458,7 +5472,8 @@ static void sjump_assemble(int i,struct regstat *i_regs)
-         emit_loadreg(CCREG,HOST_CCREG);
-         emit_addimm_and_set_flags(CLOCK_ADJUST(ccadj[i]+2),HOST_CCREG);
-         void *jaddr=out;
--        emit_jns(0);
-+        //emit_jns(0);
-+       emit_jmp(0);
-         add_stub(CC_STUB,jaddr,out,0,i,start+i*4+8,NOTTAKEN,0);
-         emit_storereg(CCREG,HOST_CCREG);
-       }
-@@ -5467,7 +5482,8 @@ static void sjump_assemble(int i,struct regstat *i_regs)
-         assert(cc==HOST_CCREG);
-         emit_addimm_and_set_flags(CLOCK_ADJUST(ccadj[i]+2),cc);
-         void *jaddr=out;
--        emit_jns(0);
-+        //emit_jns(0);
-+       emit_jmp(0);
-         add_stub(CC_STUB,jaddr,out,0,i,start+i*4+8,likely[i]?NULLDS:NOTTAKEN,0);
-       }
-     }
-@@ -5955,7 +5971,7 @@ void unneeded_registers(int istart,int iend,int r)
+@@ -6248,7 +6252,7 @@ void unneeded_registers(int istart,int iend,int r)
      // R0 is always unneeded
      u|=1;
      // Save it
@@ -203,15 +38,15 @@ index a1d7f6a..3960f3b 100644
      gte_unneeded[i]=gte_u;
      /*
      printf("ur (%d,%d) %x: ",istart,iend,start+i*4);
-@@ -8474,6 +8491,7 @@ int new_recompile_block(u_int addr)
+@@ -8794,6 +8798,7 @@ int new_recompile_block(u_int addr)
  
    // This allocates registers (if possible) one instruction prior
    // to use, which can avoid a load-use penalty on certain CPUs.
 +#if 0
    for(i=0;i<slen-1;i++)
    {
-     if(!i||(itype[i-1]!=UJUMP&&itype[i-1]!=CJUMP&&itype[i-1]!=SJUMP&&itype[i-1]!=RJUMP))
-@@ -8630,6 +8648,7 @@ int new_recompile_block(u_int addr)
+     if (!i || !dops[i-1].is_jump)
+@@ -8950,6 +8955,7 @@ int new_recompile_block(u_int addr)
        }
      }
    }
@@ -219,36 +54,80 @@ index a1d7f6a..3960f3b 100644
  
    /* Pass 6 - Optimize clean/dirty state */
    clean_registers(0,slen-1,1);
-@@ -8929,6 +8948,12 @@ int new_recompile_block(u_int addr)
-         case SPAN:
-           pagespan_assemble(i,&regs[i]);break;
-       }
-+
+@@ -9204,6 +9210,11 @@ int new_recompile_block(u_int addr)
+         load_regs(regs[i].regmap_entry,regs[i].regmap,INVCP,INVCP);
+       ds = assemble(i, &regs[i], ccadj[i]);
 +#ifdef DRC_DBG
-+      // write-out non-consts, consts are likely different because of get_final_value()
-+      if(itype[i]!=UJUMP&&itype[i]!=CJUMP&&itype[i]!=SJUMP&&itype[i]!=RJUMP)
-+        wb_dirtys(regs[i].regmap,regs[i].dirty&~regs[i].loadedconst);
++       // write-out non-consts, consts are likely different because of get_final_value()
++       if (!dops[i].is_jump)
++         wb_dirtys(regs[i].regmap,regs[i].dirty&~regs[i].loadedconst);
 +#endif
-       if(itype[i]==UJUMP||itype[i]==RJUMP||(source[i]>>16)==0x1000)
+       if (dops[i].is_ujump)
          literal_pool(1024);
-       else
-@@ -9037,7 +9062,7 @@ int new_recompile_block(u_int addr)
-     }
-   }
-   // External Branch Targets (jump_in)
--  if(copy+slen*4>(void *)shadow+sizeof(shadow)) copy=shadow;
-+  if(copy+slen*4>(void *)shadow+sizeof(shadow)) {copy=shadow;printf("shadow overflow\n");}
-   for(i=0;i<slen;i++)
-   {
-     if(bt[i]||i==0)
-@@ -9150,6 +9175,10 @@ int new_recompile_block(u_int addr)
-     }
-     expirep=(expirep+1)&65535;
+@@ -9439,6 +9450,10 @@ int new_recompile_block(u_int addr)
    }
+ #ifdef ASSEM_PRINT
+   fflush(stdout);
++#endif
 +#ifdef DRC_DBG
 +printf("new_recompile_block done\n");
 +fflush(stdout);
-+#endif
+ #endif
    return 0;
  }
+diff --git a/libpcsxcore/new_dynarec/pcsxmem.c b/libpcsxcore/new_dynarec/pcsxmem.c
+index bb471b6..8f68a3b 100644
+--- a/libpcsxcore/new_dynarec/pcsxmem.c
++++ b/libpcsxcore/new_dynarec/pcsxmem.c
+@@ -272,6 +272,8 @@ static void write_biu(u32 value)
+       if (address != 0xfffe0130)
+               return;
++extern u32 handler_cycle;
++handler_cycle = psxRegs.cycle;
+       switch (value) {
+       case 0x800: case 0x804:
+               unmap_ram_write();
+diff --git a/libpcsxcore/psxcounters.c b/libpcsxcore/psxcounters.c
+index b2cc07b..f916580 100644
+--- a/libpcsxcore/psxcounters.c
++++ b/libpcsxcore/psxcounters.c
+@@ -378,9 +378,12 @@ void psxRcntUpdate()
+ /******************************************************************************/
++extern u32 handler_cycle;
++
+ void psxRcntWcount( u32 index, u32 value )
+ {
+     verboseLog( 2, "[RCNT %i] wcount: %x\n", index, value );
++handler_cycle = psxRegs.cycle;
+     _psxRcntWcount( index, value );
+     psxRcntSet();
+@@ -389,6 +392,7 @@ void psxRcntWcount( u32 index, u32 value )
+ void psxRcntWmode( u32 index, u32 value )
+ {
+     verboseLog( 1, "[RCNT %i] wmode: %x\n", index, value );
++handler_cycle = psxRegs.cycle;
+     _psxRcntWmode( index, value );
+     _psxRcntWcount( index, 0 );
+@@ -400,6 +404,7 @@ void psxRcntWmode( u32 index, u32 value )
+ void psxRcntWtarget( u32 index, u32 value )
+ {
+     verboseLog( 1, "[RCNT %i] wtarget: %x\n", index, value );
++handler_cycle = psxRegs.cycle;
+     rcnts[index].target = value;
+@@ -412,6 +417,7 @@ void psxRcntWtarget( u32 index, u32 value )
+ u32 psxRcntRcount( u32 index )
+ {
+     u32 count;
++handler_cycle = psxRegs.cycle;
+     count = _psxRcntRcount( index );