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optimized CPU cores instruction cycle counting (master clock multiplier is now applied during init)

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fixed a recently introduced typo that make STOP instruction locks the machine (Thunderforce IV)
This commit is contained in:
ekeeke31 2010-01-27 07:18:25 +00:00
parent e2eab7f408
commit f734e2fade
5 changed files with 339 additions and 327 deletions
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14
source/m68k/m68kCycleAccurate.h
View File

@ -111,7 +111,7 @@ INLINE unsigned getDivu68kCycles( DWORD dividend, WORD divisor)
} }
} }
return mcycles * 2; return mcycles * 14;
} }
// //
@ -133,7 +133,7 @@ INLINE unsigned getDivs68kCycles( LONG dividend, SHORT divisor)
// Check for absolute overflow // Check for absolute overflow
if( ((DWORD) abs( dividend) >> 16) >= (WORD) abs( divisor)) if( ((DWORD) abs( dividend) >> 16) >= (WORD) abs( divisor))
{ {
return (mcycles + 2) * 2; return (mcycles + 2) * 14;
} }
// Absolute quotient // Absolute quotient
@ -159,7 +159,7 @@ INLINE unsigned getDivs68kCycles( LONG dividend, SHORT divisor)
aquot <<= 1; aquot <<= 1;
} }
return mcycles * 2; return mcycles * 14;
} }
// //
@ -171,14 +171,14 @@ INLINE unsigned getMulu68kCycles( WORD source)
{ {
int i; int i;
unsigned mcycles = 38; unsigned mcycles = 266;
/* count number of bits set to 1 */ /* count number of bits set to 1 */
for( i = 0; i < 15; i++) for( i = 0; i < 15; i++)
{ {
if (source & 1) if (source & 1)
{ {
mcycles += 2; mcycles += 14;
} }
source >>= 1; source >>= 1;
} }
@ -196,7 +196,7 @@ INLINE unsigned getMuls68kCycles( SHORT source)
{ {
int i; int i;
unsigned mcycles = 38; unsigned mcycles = 266;
/* detect 01 or 10 patterns */ /* detect 01 or 10 patterns */
LONG temp = source << 1; LONG temp = source << 1;
@ -207,7 +207,7 @@ INLINE unsigned getMuls68kCycles( SHORT source)
{ {
if (source & 1) if (source & 1)
{ {
mcycles += 2; mcycles += 14;
} }
source >>= 1; source >>= 1;
} }

38
source/m68k/m68kcpu.c
View File

@ -124,7 +124,7 @@ const uint m68ki_shift_32_table[65] =
/* Number of clock cycles to use for exception processing. /* Number of clock cycles to use for exception processing.
* I used 4 for any vectors that are undocumented for processing times. * I used 4 for any vectors that are undocumented for processing times.
*/ */
const uint8 m68ki_exception_cycle_table[4][256] = uint16 m68ki_exception_cycle_table[4][256] =
{ {
{ /* 000 */ { /* 000 */
40, /* 0: Reset - Initial Stack Pointer */ 40, /* 0: Reset - Initial Stack Pointer */
@ -420,6 +420,7 @@ const uint8 m68ki_exception_cycle_table[4][256] =
} }
}; };
#if M68K_EMULATE_010 || M68K_EMULATE_020 || M68K_EMULATE_EC020 || M68K_EMULATE_040
const uint8 m68ki_ea_idx_cycle_table[64] = const uint8 m68ki_ea_idx_cycle_table[64] =
{ {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@ -439,7 +440,7 @@ const uint8 m68ki_ea_idx_cycle_table[64] =
13, /* ..11..11 memory indirect, base 32, outer 32 */ 13, /* ..11..11 memory indirect, base 32, outer 32 */
0, 11, 13, 13, 0, 11, 13, 13, 0, 11, 13, 13 0, 11, 13, 13, 0, 11, 13, 13, 0, 11, 13, 13
}; };
#endif
/* ======================================================================== */ /* ======================================================================== */
@ -683,15 +684,15 @@ void m68k_set_cpu_type(unsigned int cpu_type)
CPU_SR_MASK = 0xa71f; /* T1 -- S -- -- I2 I1 I0 -- -- -- X N Z V C */ CPU_SR_MASK = 0xa71f; /* T1 -- S -- -- I2 I1 I0 -- -- -- X N Z V C */
CYC_INSTRUCTION = m68ki_cycles[0]; CYC_INSTRUCTION = m68ki_cycles[0];
CYC_EXCEPTION = m68ki_exception_cycle_table[0]; CYC_EXCEPTION = m68ki_exception_cycle_table[0];
CYC_BCC_NOTAKE_B = -2; CYC_BCC_NOTAKE_B = -2 * 7;
CYC_BCC_NOTAKE_W = 2; CYC_BCC_NOTAKE_W = 2 * 7;
CYC_DBCC_F_NOEXP = -2; CYC_DBCC_F_NOEXP = -2 * 7;
CYC_DBCC_F_EXP = 2; CYC_DBCC_F_EXP = 2 * 7;
CYC_SCC_R_TRUE = 2; CYC_SCC_R_TRUE = 2 * 7;
CYC_MOVEM_W = 2; CYC_MOVEM_W = 4 * 7;
CYC_MOVEM_L = 3; CYC_MOVEM_L = 8 * 7;
CYC_SHIFT = 1; CYC_SHIFT = 2 * 7;
CYC_RESET = 132; CYC_RESET = 132 * 7;
return; return;
case M68K_CPU_TYPE_68008: case M68K_CPU_TYPE_68008:
CPU_TYPE = CPU_TYPE_008; CPU_TYPE = CPU_TYPE_008;
@ -839,13 +840,6 @@ void m68k_run (unsigned int cycles)
while (mcycles_68k < cycles) while (mcycles_68k < cycles)
{ {
/* Make sure we're not stopped */
if(CPU_STOPPED)
{
mcycles_68k = cycles;
return;
}
/* check interrupt updates */ /* check interrupt updates */
if (irq_status & 0x10) if (irq_status & 0x10)
{ {
@ -857,7 +851,7 @@ void m68k_run (unsigned int cycles)
m68k_execute(); m68k_execute();
#ifdef LOGVDP #ifdef LOGVDP
error("[%d(%d)][%d(%d)] IRQ Level = %d (%x)\n", v_counter, mcycles_68k/3420, mcycles_68k, mcycles_68k%3420,int_level,m68k_get_reg (NULL, M68K_REG_PC)); error("[%d(%d)][%d(%d)] IRQ Level = %d(0x%02x) (%x)\n", v_counter, mcycles_68k/3420, mcycles_68k, mcycles_68k%3420,int_level,FLAG_INT_MASK,m68k_get_reg (NULL, M68K_REG_PC));
#endif #endif
/* update IRQ level */ /* update IRQ level */
CPU_INT_LEVEL = int_level << 8; CPU_INT_LEVEL = int_level << 8;
@ -865,7 +859,13 @@ void m68k_run (unsigned int cycles)
if (mcycles_68k >= cycles) if (mcycles_68k >= cycles)
return; return;
}
/* Make sure we're not stopped */
if(CPU_STOPPED)
{
mcycles_68k = cycles;
return;
} }
/* execute a single instruction */ /* execute a single instruction */

18
source/m68k/m68kcpu.h
View File

@ -384,8 +384,8 @@
#define CPU_TYPE_IS_020_PLUS(A) ((A) & (CPU_TYPE_020 | CPU_TYPE_040)) #define CPU_TYPE_IS_020_PLUS(A) ((A) & (CPU_TYPE_020 | CPU_TYPE_040))
#define CPU_TYPE_IS_020_LESS(A) 1 #define CPU_TYPE_IS_020_LESS(A) 1
#else #else
#define CPU_TYPE_IS_020_PLUS(A) 0 #define CPU_TYPE_IS_020_PLUS(A) CPU_TYPE_IS_040_PLUS(A)
#define CPU_TYPE_IS_020_LESS(A) 1 #define CPU_TYPE_IS_020_LESS(A) CPU_TYPE_IS_040_LESS(A)
#endif #endif
#if M68K_EMULATE_EC020 #if M68K_EMULATE_EC020
@ -801,7 +801,7 @@
#define USE_ALL_CYCLES() m68ki_remaining_cycles = 0 #define USE_ALL_CYCLES() m68ki_remaining_cycles = 0
*/ */
#define USE_CYCLES(A) mcycles_68k += (7 * (A)) #define USE_CYCLES(A) mcycles_68k += (A)
/* ----------------------------- Read / Write ----------------------------- */ /* ----------------------------- Read / Write ----------------------------- */
@ -899,7 +899,7 @@ typedef struct
uint cyc_shift; uint cyc_shift;
uint cyc_reset; uint cyc_reset;
const uint8* cyc_instruction; const uint8* cyc_instruction;
const uint8* cyc_exception; const uint16* cyc_exception;
/* Callbacks to host */ /* Callbacks to host */
int (*int_ack_callback)(int int_line); /* Interrupt Acknowledge */ int (*int_ack_callback)(int int_line); /* Interrupt Acknowledge */
@ -922,7 +922,7 @@ extern uint m68ki_tracing;
extern const uint8 m68ki_shift_8_table[]; extern const uint8 m68ki_shift_8_table[];
extern const uint16 m68ki_shift_16_table[]; extern const uint16 m68ki_shift_16_table[];
extern const uint m68ki_shift_32_table[]; extern const uint m68ki_shift_32_table[];
extern const uint8 m68ki_exception_cycle_table[][256]; extern uint16 m68ki_exception_cycle_table[][256];
extern uint m68ki_address_space; extern uint m68ki_address_space;
extern const uint8 m68ki_ea_idx_cycle_table[]; extern const uint8 m68ki_ea_idx_cycle_table[];
@ -1254,8 +1254,6 @@ INLINE uint m68ki_get_ea_ix(uint An)
/* An = base register */ /* An = base register */
uint extension = m68ki_read_imm_16(); uint extension = m68ki_read_imm_16();
uint Xn = 0; /* Index register */ uint Xn = 0; /* Index register */
uint bd = 0; /* Base Displacement */
uint od = 0; /* Outer Displacement */
if(CPU_TYPE_IS_010_LESS(CPU_TYPE)) if(CPU_TYPE_IS_010_LESS(CPU_TYPE))
{ {
@ -1268,6 +1266,11 @@ INLINE uint m68ki_get_ea_ix(uint An)
return An + Xn + MAKE_INT_8(extension); return An + Xn + MAKE_INT_8(extension);
} }
#if M68K_EMULATE_010 || M68K_EMULATE_020 || M68K_EMULATE_EC020 || M68K_EMULATE_040
uint bd = 0; /* Base Displacement */
uint od = 0; /* Outer Displacement */
/* Brief extension format */ /* Brief extension format */
if(!BIT_8(extension)) if(!BIT_8(extension))
{ {
@ -1318,6 +1321,7 @@ INLINE uint m68ki_get_ea_ix(uint An)
/* Preindex */ /* Preindex */
return m68ki_read_32(An + bd + Xn) + od; return m68ki_read_32(An + bd + Xn) + od;
#endif
} }

346
source/m68k/m68kops.c
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File diff suppressed because it is too large Load Diff

250
source/z80/z80.c
View File

@ -216,136 +216,136 @@ static UINT8 SZHV_dec[256]; /* zero, sign, half carry and overflow flags DEC r8
static UINT8 *SZHVC_add = 0; static UINT8 *SZHVC_add = 0;
static UINT8 *SZHVC_sub = 0; static UINT8 *SZHVC_sub = 0;
static const UINT8 cc_op[0x100] = { static const UINT16 cc_op[0x100] = {
4,10, 7, 6, 4, 4, 7, 4, 4,11, 7, 6, 4, 4, 7, 4, 4*15,10*15, 7*15, 6*15, 4*15, 4*15, 7*15, 4*15, 4*15,11*15, 7*15, 6*15, 4*15, 4*15, 7*15, 4*15,
8,10, 7, 6, 4, 4, 7, 4,12,11, 7, 6, 4, 4, 7, 4, 8*15,10*15, 7*15, 6*15, 4*15, 4*15, 7*15, 4*15,12*15,11*15, 7*15, 6*15, 4*15, 4*15, 7*15, 4*15,
7,10,16, 6, 4, 4, 7, 4, 7,11,16, 6, 4, 4, 7, 4, 7*15,10*15,16*15, 6*15, 4*15, 4*15, 7*15, 4*15, 7*15,11*15,16*15, 6*15, 4*15, 4*15, 7*15, 4*15,
7,10,13, 6,11,11,10, 4, 7,11,13, 6, 4, 4, 7, 4, 7*15,10*15,13*15, 6*15,11*15,11*15,10*15, 4*15, 7*15,11*15,13*15, 6*15, 4*15, 4*15, 7*15, 4*15,
4, 4, 4, 4, 4, 4, 7, 4, 4, 4, 4, 4, 4, 4, 7, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
4, 4, 4, 4, 4, 4, 7, 4, 4, 4, 4, 4, 4, 4, 7, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
4, 4, 4, 4, 4, 4, 7, 4, 4, 4, 4, 4, 4, 4, 7, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
7, 7, 7, 7, 7, 7, 4, 7, 4, 4, 4, 4, 4, 4, 7, 4, 7*15, 7*15, 7*15, 7*15, 7*15, 7*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
4, 4, 4, 4, 4, 4, 7, 4, 4, 4, 4, 4, 4, 4, 7, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
4, 4, 4, 4, 4, 4, 7, 4, 4, 4, 4, 4, 4, 4, 7, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
4, 4, 4, 4, 4, 4, 7, 4, 4, 4, 4, 4, 4, 4, 7, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
4, 4, 4, 4, 4, 4, 7, 4, 4, 4, 4, 4, 4, 4, 7, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 7*15, 4*15,
5,10,10,10,10,11, 7,11, 5,10,10, 0,10,17, 7,11, 5*15,10*15,10*15,10*15,10*15,11*15, 7*15,11*15, 5*15,10*15,10*15, 0*15,10*15,17*15, 7*15,11*15,
5,10,10,11,10,11, 7,11, 5, 4,10,11,10, 0, 7,11, 5*15,10*15,10*15,11*15,10*15,11*15, 7*15,11*15, 5*15, 4*15,10*15,11*15,10*15, 0*15, 7*15,11*15,
5,10,10,19,10,11, 7,11, 5, 4,10, 4,10, 0, 7,11, 5*15,10*15,10*15,19*15,10*15,11*15, 7*15,11*15, 5*15, 4*15,10*15, 4*15,10*15, 0*15, 7*15,11*15,
5,10,10, 4,10,11, 7,11, 5, 6,10, 4,10, 0, 7,11}; 5*15,10*15,10*15, 4*15,10*15,11*15, 7*15,11*15, 5*15, 6*15,10*15, 4*15,10*15, 0*15, 7*15,11*15};
static const UINT8 cc_cb[0x100] = { static const UINT16 cc_cb[0x100] = {
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,12, 8, 8, 8, 8, 8, 8, 8,12, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15,
8, 8, 8, 8, 8, 8,12, 8, 8, 8, 8, 8, 8, 8,12, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15,
8, 8, 8, 8, 8, 8,12, 8, 8, 8, 8, 8, 8, 8,12, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15,
8, 8, 8, 8, 8, 8,12, 8, 8, 8, 8, 8, 8, 8,12, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,12*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15,
8, 8, 8, 8, 8, 8,15, 8, 8, 8, 8, 8, 8, 8,15, 8}; 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,15*15, 8*15};
static const UINT8 cc_ed[0x100] = { static const UINT16 cc_ed[0x100] = {
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
12,12,15,20, 8,14, 8, 9,12,12,15,20, 8,14, 8, 9, 12*15,12*15,15*15,20*15, 8*15,14*15, 8*15, 9*15,12*15,12*15,15*15,20*15, 8*15,14*15, 8*15, 9*15,
12,12,15,20, 8,14, 8, 9,12,12,15,20, 8,14, 8, 9, 12*15,12*15,15*15,20*15, 8*15,14*15, 8*15, 9*15,12*15,12*15,15*15,20*15, 8*15,14*15, 8*15, 9*15,
12,12,15,20, 8,14, 8,18,12,12,15,20, 8,14, 8,18, 12*15,12*15,15*15,20*15, 8*15,14*15, 8*15,18*15,12*15,12*15,15*15,20*15, 8*15,14*15, 8*15,18*15,
12,12,15,20, 8,14, 8, 8,12,12,15,20, 8,14, 8, 8, 12*15,12*15,15*15,20*15, 8*15,14*15, 8*15, 8*15,12*15,12*15,15*15,20*15, 8*15,14*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
16,16,16,16, 8, 8, 8, 8,16,16,16,16, 8, 8, 8, 8, 16*15,16*15,16*15,16*15, 8*15, 8*15, 8*15, 8*15,16*15,16*15,16*15,16*15, 8*15, 8*15, 8*15, 8*15,
16,16,16,16, 8, 8, 8, 8,16,16,16,16, 8, 8, 8, 8, 16*15,16*15,16*15,16*15, 8*15, 8*15, 8*15, 8*15,16*15,16*15,16*15,16*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8}; 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15, 8*15};
/*static const UINT8 cc_xy[0x100] = { /*static const UINT8 cc_xy[0x100] = {
4, 4, 4, 4, 4, 4, 4, 4, 4,15, 4, 4, 4, 4, 4, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,15*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,
4, 4, 4, 4, 4, 4, 4, 4, 4,15, 4, 4, 4, 4, 4, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,15*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,
4,14,20,10, 9, 9,11, 4, 4,15,20,10, 9, 9,11, 4, 4*15,14*15,20*15,10*15, 9*15, 9*15,11*15, 4*15, 4*15,15*15,20*15,10*15, 9*15, 9*15,11*15, 4*15,
4, 4, 4, 4,23,23,19, 4, 4,15, 4, 4, 4, 4, 4, 4, 4*15, 4*15, 4*15, 4*15,23*15,23*15,19*15, 4*15, 4*15,15*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,
4, 4, 4, 4, 9, 9,19, 4, 4, 4, 4, 4, 9, 9,19, 4, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15,
4, 4, 4, 4, 9, 9,19, 4, 4, 4, 4, 4, 9, 9,19, 4, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15,
9, 9, 9, 9, 9, 9,19, 9, 9, 9, 9, 9, 9, 9,19, 9, 9*15, 9*15, 9*15, 9*15, 9*15, 9*15,19*15, 9*15, 9*15, 9*15, 9*15, 9*15, 9*15, 9*15,19*15, 9*15,
19,19,19,19,19,19, 4,19, 4, 4, 4, 4, 9, 9,19, 4, 19*15,19*15,19*15,19*15,19*15,19*15, 4*15,19*15, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15,
4, 4, 4, 4, 9, 9,19, 4, 4, 4, 4, 4, 9, 9,19, 4, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15,
4, 4, 4, 4, 9, 9,19, 4, 4, 4, 4, 4, 9, 9,19, 4, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15,
4, 4, 4, 4, 9, 9,19, 4, 4, 4, 4, 4, 9, 9,19, 4, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15,
4, 4, 4, 4, 9, 9,19, 4, 4, 4, 4, 4, 9, 9,19, 4, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15, 4*15, 4*15, 4*15, 4*15, 9*15, 9*15,19*15, 4*15,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0, 4, 4, 4, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 0*15, 4*15, 4*15, 4*15, 4*15,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,
4,14, 4,23, 4,15, 4, 4, 4, 8, 4, 4, 4, 4, 4, 4, 4*15,14*15, 4*15,23*15, 4*15,15*15, 4*15, 4*15, 4*15, 8*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,
4, 4, 4, 4, 4, 4, 4, 4, 4,10, 4, 4, 4, 4, 4, 4}; 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15,10*15, 4*15, 4*15, 4*15, 4*15, 4*15, 4*15};
*/ */
/* illegal combo should return 4 + cc_op[i] */ /* illegal combo should return 4 + cc_op[i] */
static const UINT8 cc_xy[0x100] ={ static const UINT16 cc_xy[0x100] ={
8,14,11,10, 8, 8,11, 8, 8,15,11,10, 8, 8,11, 8, 8*15,14*15,11*15,10*15, 8*15, 8*15,11*15, 8*15, 8*15,15*15,11*15,10*15, 8*15, 8*15,11*15, 8*15,
12,14,11,10, 8, 8,11, 8,16,15,11,10, 8, 8,11, 8, 12*15,14*15,11*15,10*15, 8*15, 8*15,11*15, 8*15,16*15,15*15,11*15,10*15, 8*15, 8*15,11*15, 8*15,
11,14,20,10, 9, 9,12, 8,11,15,20,10, 9, 9,12, 8, 11*15,14*15,20*15,10*15, 9*15, 9*15,12*15, 8*15,11*15,15*15,20*15,10*15, 9*15, 9*15,12*15, 8*15,
11,14,17,10,23,23,19, 8,11,15,17,10, 8, 8,11, 8, 11*15,14*15,17*15,10*15,23*15,23*15,19*15, 8*15,11*15,15*15,17*15,10*15, 8*15, 8*15,11*15, 8*15,
8, 8, 8, 8, 9, 9,19, 8, 8, 8, 8, 8, 9, 9,19, 8, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15,
8, 8, 8, 8, 9, 9,19, 8, 8, 8, 8, 8, 9, 9,19, 8, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15,
9, 9, 9, 9, 9, 9,19, 9, 9, 9, 9, 9, 9, 9,19, 9, 9*15, 9*15, 9*15, 9*15, 9*15, 9*15,19*15, 9*15, 9*15, 9*15, 9*15, 9*15, 9*15, 9*15,19*15, 9*15,
19,19,19,19,19,19, 8,19, 8, 8, 8, 8, 9, 9,19, 8, 19*15,19*15,19*15,19*15,19*15,19*15, 8*15,19*15, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15,
8, 8, 8, 8, 9, 9,19, 8, 8, 8, 8, 8, 9, 9,19, 8, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15,
8, 8, 8, 8, 9, 9,19, 8, 8, 8, 8, 8, 9, 9,19, 8, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15,
8, 8, 8, 8, 9, 9,19, 8, 8, 8, 8, 8, 9, 9,19, 8, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15,
8, 8, 8, 8, 9, 9,19, 8, 8, 8, 8, 8, 9, 9,19, 8, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15, 8*15, 8*15, 8*15, 8*15, 9*15, 9*15,19*15, 8*15,
9,14,14,14,14,15,11,15, 9,14,14, 0,14,21,11,15, 9*15,14*15,14*15,14*15,14*15,15*15,11*15,15*15, 9*15,14*15,14*15, 0*15,14*15,21*15,11*15,15*15,
9,14,14,15,14,15,11,15, 9, 8,14,15,14, 4,11,15, 9*15,14*15,14*15,15*15,14*15,15*15,11*15,15*15, 9*15, 8*15,14*15,15*15,14*15, 4*15,11*15,15*15,
9,14,14,23,14,15,11,15, 9, 8,14, 8,14, 4,11,15, 9*15,14*15,14*15,23*15,14*15,15*15,11*15,15*15, 9*15, 8*15,14*15, 8*15,14*15, 4*15,11*15,15*15,
9,14,14, 8,14,15,11,15, 9,10,14, 8,14, 4,11,15}; 9*15,14*15,14*15, 8*15,14*15,15*15,11*15,15*15, 9*15,10*15,14*15, 8*15,14*15, 4*15,11*15,15*15};
static const UINT8 cc_xycb[0x100] = { static const UINT16 cc_xycb[0x100] = {
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20, 20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,
20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20, 20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,
20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20, 20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,
20,20,20,20,20,20,20,20,20,20,20,20,20,20,20,20, 20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,20*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23, 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,
23,23,23,23,23,23,23,23,23,23,23,23,23,23,23,23}; 23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15,23*15};
/* extra cycles if jr/jp/call taken and 'interrupt latency' on rst 0-7 */ /* extra cycles if jr/jp/call taken and 'interrupt latency' on rst 0-7 */
static const UINT8 cc_ex[0x100] = { static const UINT16 cc_ex[0x100] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15,
5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* DJNZ */ 5*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, /* DJNZ */
5, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, /* JR NZ/JR Z */ 5*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 5*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, /* JR NZ/JR Z */
5, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, /* JR NC/JR C */ 5*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 5*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, /* JR NC/JR C */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15,
0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, /* INI/IND (cycle-accurate I/O port reads) */ 0*15, 0*15, 4*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 0*15, 4*15, 0*15, 0*15, 0*15, 0*15, 0*15, /* INI/IND (cycle-accurate I/O port reads) */
5, 5, 5, 5, 0, 0, 0, 0, 5, 5, 5, 5, 0, 0, 0, 0, /* LDIR/CPIR/INIR/OTIR LDDR/CPDR/INDR/OTDR */ 5*15, 5*15, 5*15, 5*15, 0*15, 0*15, 0*15, 0*15, 5*15, 5*15, 5*15, 5*15, 0*15, 0*15, 0*15, 0*15, /* LDIR/CPIR/INIR/OTIR LDDR/CPDR/INDR/OTDR */
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2, 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15, 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15,
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2, 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15, 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15,
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2, 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15, 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15,
6, 0, 0, 0, 7, 0, 0, 2, 6, 0, 0, 0, 7, 0, 0, 2}; 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15, 6*15, 0*15, 0*15, 0*15, 7*15, 0*15, 0*15, 2*15};
static const UINT8 *cc[6]; static const UINT16 *cc[6];
#define Z80_TABLE_dd Z80_TABLE_xy #define Z80_TABLE_dd Z80_TABLE_xy
#define Z80_TABLE_fd Z80_TABLE_xy #define Z80_TABLE_fd Z80_TABLE_xy
@ -479,7 +479,7 @@ INLINE void BURNODD(int cycles, int opcodes, int cyclesum)
/*************************************************************** /***************************************************************
* adjust cycle count by n T-states * adjust cycle count by n T-states
***************************************************************/ ***************************************************************/
#define CC(prefix,opcode) mcycles_z80 += cc[Z80_TABLE_##prefix][opcode] * 15 #define CC(prefix,opcode) mcycles_z80 += cc[Z80_TABLE_##prefix][opcode]
/*************************************************************** /***************************************************************
* execute an opcode * execute an opcode
@ -3225,7 +3225,7 @@ static void take_interrupt(void)
RM16( irq_vector, &Z80.pc ); RM16( irq_vector, &Z80.pc );
LOG(("Z80 #%d IM2 [$%04x] = $%04x\n",cpu_getactivecpu() , irq_vector, PCD)); LOG(("Z80 #%d IM2 [$%04x] = $%04x\n",cpu_getactivecpu() , irq_vector, PCD));
/* CALL $xxxx + 'interrupt latency' cycles */ /* CALL $xxxx + 'interrupt latency' cycles */
mcycles_z80 += (cc[Z80_TABLE_op][0xcd] + cc[Z80_TABLE_ex][0xff]) * 15; mcycles_z80 += cc[Z80_TABLE_op][0xcd] + cc[Z80_TABLE_ex][0xff];
} }
else else
/* Interrupt mode 1. RST 38h */ /* Interrupt mode 1. RST 38h */
@ -3235,7 +3235,7 @@ static void take_interrupt(void)
PUSH( pc ); PUSH( pc );
PCD = 0x0038; PCD = 0x0038;
/* RST $38 + 'interrupt latency' cycles */ /* RST $38 + 'interrupt latency' cycles */
mcycles_z80 += (cc[Z80_TABLE_op][0xff] + cc[Z80_TABLE_ex][0xff]) * 15; mcycles_z80 += cc[Z80_TABLE_op][0xff] + cc[Z80_TABLE_ex][0xff];
} }
else else
{ {
@ -3249,18 +3249,18 @@ static void take_interrupt(void)
PUSH( pc ); PUSH( pc );
PCD = irq_vector & 0xffff; PCD = irq_vector & 0xffff;
/* CALL $xxxx + 'interrupt latency' cycles */ /* CALL $xxxx + 'interrupt latency' cycles */
mcycles_z80 += (cc[Z80_TABLE_op][0xcd] + cc[Z80_TABLE_ex][0xff]) * 15; mcycles_z80 += cc[Z80_TABLE_op][0xcd] + cc[Z80_TABLE_ex][0xff];
break; break;
case 0xc30000: /* jump */ case 0xc30000: /* jump */
PCD = irq_vector & 0xffff; PCD = irq_vector & 0xffff;
/* JP $xxxx + 2 cycles */ /* JP $xxxx + 2 cycles */
mcycles_z80 += (cc[Z80_TABLE_op][0xc3] + cc[Z80_TABLE_ex][0xff]) * 15; mcycles_z80 += cc[Z80_TABLE_op][0xc3] + cc[Z80_TABLE_ex][0xff];
break; break;
default: /* rst (or other opcodes?) */ default: /* rst (or other opcodes?) */
PUSH( pc ); PUSH( pc );
PCD = irq_vector & 0x0038; PCD = irq_vector & 0x0038;
/* RST $xx + 2 cycles */ /* RST $xx + 2 cycles */
mcycles_z80 += (cc[Z80_TABLE_op][0xff] + cc[Z80_TABLE_ex][0xff]) * 15; mcycles_z80 += cc[Z80_TABLE_op][0xff] + cc[Z80_TABLE_ex][0xff];
break; break;
} }
} }