mirror of
https://github.com/holub/mame
synced 2025-04-22 08:22:15 +03:00
Changed the mcs51 disassembler to use 'std::ostream &' internally
This commit is contained in:
Nathan Woods
parent
0d17e0ff72
commit
c1532d8b0c
@ -331,7 +331,7 @@ static const char *get_bit_address( uint8_t arg )
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#endif
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static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const uint8_t *oprom, const uint8_t *opram)
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static offs_t mcs51_dasm( const char **mem_names, std::ostream &stream, offs_t pc, const uint8_t *oprom, const uint8_t *opram)
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{
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uint32_t flags = 0;
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unsigned PC = pc;
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@ -345,7 +345,7 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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{
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//NOP
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case 0x00: /* 1: 0000 0000 */
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sprintf(dst, "nop");
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util::stream_format(stream, "nop");
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break;
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//AJMP code addr /* 1: aaa0 0001 */
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@ -359,36 +359,36 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0xe1:
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addr = opram[PC++ - pc];
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addr|= (PC & 0xf800) | ((op & 0xe0) << 3);
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sprintf(dst, "ajmp $%04X", addr);
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util::stream_format(stream, "ajmp $%04X", addr);
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break;
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//LJMP code addr
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case 0x02: /* 1: 0000 0010 */
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addr = (opram[PC++ - pc]<<8) & 0xff00;
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addr|= opram[PC++ - pc];
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sprintf(dst, "ljmp $%04X", addr);
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util::stream_format(stream, "ljmp $%04X", addr);
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break;
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//RR A
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case 0x03: /* 1: 0000 0011 */
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sprintf(dst, "rr a");
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util::stream_format(stream, "rr a");
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break;
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//INC A
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case 0x04: /* 1: 0000 0100 */
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sprintf(dst, "inc a");
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util::stream_format(stream, "inc a");
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break;
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//INC data addr
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case 0x05: /* 1: 0000 0101 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "inc %s", sym);
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util::stream_format(stream, "inc %s", sym);
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break;
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//INC @R0/@R1 /* 1: 0000 011i */
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case 0x06:
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case 0x07:
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sprintf(dst, "inc @r%d", op&1);
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util::stream_format(stream, "inc @r%d", op&1);
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break;
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//INC R0 to R7 /* 1: 0000 1rrr */
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@ -400,14 +400,14 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x0d:
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case 0x0e:
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case 0x0f:
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sprintf(dst, "inc r%d", op&7);
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util::stream_format(stream, "inc r%d", op&7);
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break;
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//JBC bit addr, code addr
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case 0x10: /* 1: 0001 0000 */
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sym = get_bit_address(mem_names, opram[PC++ - pc]);
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rel = opram[PC++ - pc];
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sprintf(dst, "jbc %s,$%04X", sym, PC + rel);
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util::stream_format(stream, "jbc %s,$%04X", sym, PC + rel);
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break;
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//ACALL code addr /* 1: aaa1 0001 */
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@ -419,7 +419,7 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0xb1:
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case 0xd1:
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case 0xf1:
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sprintf(dst, "acall $%04X", (PC & 0xf800) | ((op & 0xe0) << 3) | opram[PC - pc]);
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util::stream_format(stream, "acall $%04X", (PC & 0xf800) | ((op & 0xe0) << 3) | opram[PC - pc]);
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PC++;
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flags = DASMFLAG_STEP_OVER;
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break;
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@ -428,31 +428,31 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x12: /* 1: 0001 0010 */
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addr = (opram[PC++ - pc]<<8) & 0xff00;
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addr|= opram[PC++ - pc];
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sprintf(dst, "lcall $%04X", addr);
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util::stream_format(stream, "lcall $%04X", addr);
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flags = DASMFLAG_STEP_OVER;
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break;
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//RRC A
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case 0x13: /* 1: 0001 0011 */
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sprintf(dst, "rrc a");
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util::stream_format(stream, "rrc a");
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break;
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//DEC A
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case 0x14: /* 1: 0001 0100 */
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sprintf(dst, "dec a");
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util::stream_format(stream, "dec a");
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break;
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//DEC data addr
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case 0x15: /* 1: 0001 0101 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "dec %s", sym);
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util::stream_format(stream, "dec %s", sym);
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break;
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//Unable to test
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//DEC @R0/@R1 /* 1: 0001 011i */
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case 0x16:
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case 0x17:
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sprintf(dst, "dec @r%d", op&1);
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util::stream_format(stream, "dec @r%d", op&1);
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break;
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//DEC R0 to R7 /* 1: 0001 1rrr */
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@ -464,43 +464,43 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x1d:
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case 0x1e:
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case 0x1f:
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sprintf(dst, "dec r%d", op&7);
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util::stream_format(stream, "dec r%d", op&7);
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break;
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//JB bit addr, code addr
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case 0x20: /* 1: 0010 0000 */
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sym = get_bit_address(mem_names, opram[PC++ - pc]);
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rel = opram[PC++ - pc];
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sprintf(dst, "jb %s,$%04X", sym, (PC + rel));
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util::stream_format(stream, "jb %s,$%04X", sym, (PC + rel));
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break;
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//RET
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case 0x22: /* 1: 0010 0010 */
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sprintf(dst, "ret");
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util::stream_format(stream, "ret");
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flags = DASMFLAG_STEP_OUT;
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break;
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//RL A
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case 0x23: /* 1: 0010 0011 */
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sprintf(dst, "rl a");
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util::stream_format(stream, "rl a");
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break;
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//ADD A, #data
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case 0x24: /* 1: 0010 0100 */
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sprintf(dst, "add a,#$%02X", opram[PC++ - pc]);
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util::stream_format(stream, "add a,#$%02X", opram[PC++ - pc]);
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break;
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//ADD A, data addr
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case 0x25: /* 1: 0010 0101 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "add a,%s", sym);
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util::stream_format(stream, "add a,%s", sym);
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break;
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//Unable to Test
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//ADD A, @R0/@R1 /* 1: 0010 011i */
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case 0x26:
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case 0x27:
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sprintf(dst, "add a,@r%d", op&1);
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util::stream_format(stream, "add a,@r%d", op&1);
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break;
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//ADD A, R0 to R7 /* 1: 0010 1rrr */
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@ -512,42 +512,42 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x2d:
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case 0x2e:
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case 0x2f:
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sprintf(dst, "add a,r%d", op&7);
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util::stream_format(stream, "add a,r%d", op&7);
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break;
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//JNB bit addr, code addr
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case 0x30: /* 1: 0011 0000 */
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sym = get_bit_address(mem_names, opram[PC++ - pc]);
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rel = opram[PC++ - pc];
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sprintf(dst, "jnb %s,$%04X", sym, (PC + rel));
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util::stream_format(stream, "jnb %s,$%04X", sym, (PC + rel));
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break;
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//RETI
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case 0x32: /* 1: 0011 0010 */
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sprintf(dst, "reti");
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util::stream_format(stream, "reti");
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flags = DASMFLAG_STEP_OUT;
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break;
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//RLC A
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case 0x33: /* 1: 0011 0011 */
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sprintf(dst, "rlc a");
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util::stream_format(stream, "rlc a");
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break;
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//ADDC A, #data
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case 0x34: /* 1: 0011 0100 */
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sprintf(dst, "addc a,#$%02X", opram[PC++ - pc]);
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util::stream_format(stream, "addc a,#$%02X", opram[PC++ - pc]);
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break;
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//ADDC A, data addr
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case 0x35: /* 1: 0011 0101 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "addc a,%s", sym);
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util::stream_format(stream, "addc a,%s", sym);
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break;
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//ADDC A, @R0/@R1 /* 1: 0011 011i */
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case 0x36:
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case 0x37:
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sprintf(dst, "addc a,@r%d", op&1);
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util::stream_format(stream, "addc a,@r%d", op&1);
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break;
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//ADDC A, R0 to R7 /* 1: 0011 1rrr */
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@ -559,43 +559,43 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x3d:
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case 0x3e:
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case 0x3f:
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sprintf(dst, "addc a,r%d", op&7);
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util::stream_format(stream, "addc a,r%d", op&7);
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break;
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//JC code addr
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case 0x40: /* 1: 0100 0000 */
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rel = opram[PC++ - pc];
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sprintf(dst, "jc $%04X", PC + rel);
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util::stream_format(stream, "jc $%04X", PC + rel);
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break;
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//ORL data addr, A
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case 0x42: /* 1: 0100 0010 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "orl %s,a", sym);
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util::stream_format(stream, "orl %s,a", sym);
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break;
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//ORL data addr, #data
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case 0x43: /* 1: 0100 0011 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "orl %s,#$%02X", sym, opram[PC++ - pc]);
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util::stream_format(stream, "orl %s,#$%02X", sym, opram[PC++ - pc]);
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break;
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//Unable to Test
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//ORL A, #data
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case 0x44: /* 1: 0100 0100 */
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sprintf(dst, "orl a,#$%02X", opram[PC++ - pc]);
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util::stream_format(stream, "orl a,#$%02X", opram[PC++ - pc]);
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break;
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//ORL A, data addr
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case 0x45: /* 1: 0100 0101 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "orl a,%s", sym);
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util::stream_format(stream, "orl a,%s", sym);
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break;
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//ORL A, @RO/@R1 /* 1: 0100 011i */
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case 0x46:
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case 0x47:
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sprintf(dst, "orl a,@r%d", op&1);
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util::stream_format(stream, "orl a,@r%d", op&1);
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break;
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//ORL A, RO to R7 /* 1: 0100 1rrr */
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@ -607,45 +607,45 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x4d:
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case 0x4e:
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case 0x4f:
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sprintf(dst, "orl a,r%d", op&7);
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util::stream_format(stream, "orl a,r%d", op&7);
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break;
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//JNC code addr
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case 0x50: /* 1: 0101 0000 */
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rel = opram[PC++ - pc];
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sprintf(dst, "jnc $%04X", PC + rel);
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util::stream_format(stream, "jnc $%04X", PC + rel);
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break;
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//Unable to test
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//ANL data addr, A
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case 0x52: /* 1: 0101 0010 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "anl %s,a", sym);
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util::stream_format(stream, "anl %s,a", sym);
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break;
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//Unable to test
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//ANL data addr, #data
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case 0x53: /* 1: 0101 0011 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "anl %s,#$%02X", sym, opram[PC++ - pc]);
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util::stream_format(stream, "anl %s,#$%02X", sym, opram[PC++ - pc]);
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break;
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//ANL A, #data
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case 0x54: /* 1: 0101 0100 */
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sprintf(dst, "anl a,#$%02X", opram[PC++ - pc]);
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util::stream_format(stream, "anl a,#$%02X", opram[PC++ - pc]);
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break;
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//ANL A, data addr
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case 0x55: /* 1: 0101 0101 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "anl a,%s", sym);
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util::stream_format(stream, "anl a,%s", sym);
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break;
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//Unable to test
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//ANL A, @RO/@R1 /* 1: 0101 011i */
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case 0x56:
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case 0x57:
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sprintf(dst, "anl a,@r%d", op&1);
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util::stream_format(stream, "anl a,@r%d", op&1);
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break;
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//ANL A, RO to R7 /* 1: 0101 1rrr */
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@ -657,44 +657,44 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x5d:
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case 0x5e:
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case 0x5f:
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sprintf(dst, "anl a,r%d", op&7);
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util::stream_format(stream, "anl a,r%d", op&7);
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break;
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//JZ code addr
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case 0x60: /* 1: 0110 0000 */
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rel = opram[PC++ - pc];
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sprintf(dst, "jz $%04X", PC + rel);
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util::stream_format(stream, "jz $%04X", PC + rel);
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break;
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//Unable to test
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//XRL data addr, A
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case 0x62: /* 1: 0110 0010 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "xrl %s,a", sym);
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util::stream_format(stream, "xrl %s,a", sym);
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break;
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//XRL data addr, #data
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case 0x63: /* 1: 0110 0011 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "xrl %s,#$%02X", sym, opram[PC++ - pc]);
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util::stream_format(stream, "xrl %s,#$%02X", sym, opram[PC++ - pc]);
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break;
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//XRL A, #data
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case 0x64: /* 1: 0110 0100 */
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sprintf(dst, "xrl a,#$%02X", opram[PC++ - pc]);
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util::stream_format(stream, "xrl a,#$%02X", opram[PC++ - pc]);
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break;
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//XRL A, data addr
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case 0x65: /* 1: 0110 0101 */
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sym = get_data_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "xrl a,%s", sym);
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util::stream_format(stream, "xrl a,%s", sym);
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break;
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//Unable to test
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//XRL A, @R0/@R1 /* 1: 0110 011i */
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case 0x66:
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case 0x67:
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sprintf(dst, "xrl a,@r%d", op&1);
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util::stream_format(stream, "xrl a,@r%d", op&1);
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break;
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//XRL A, R0 to R7 /* 1: 0110 1rrr */
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@ -706,44 +706,44 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
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case 0x6d:
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case 0x6e:
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case 0x6f:
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sprintf(dst, "xrl a,r%d", op&7);
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util::stream_format(stream, "xrl a,r%d", op&7);
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break;
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//JNZ code addr
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case 0x70: /* 1: 0111 0000 */
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rel = opram[PC++ - pc];
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sprintf(dst, "jnz $%04X", PC + rel);
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util::stream_format(stream, "jnz $%04X", PC + rel);
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break;
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//Unable to test
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//ORL C, bit addr
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case 0x72: /* 1: 0111 0010 */
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sym = get_bit_address(mem_names, opram[PC++ - pc]);
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sprintf(dst, "orl c,%s", sym);
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util::stream_format(stream, "orl c,%s", sym);
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break;
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//Unable to test
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//JMP @A+DPTR
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case 0x73: /* 1: 0111 0011 */
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sprintf(dst, "jmp @a+dptr");
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util::stream_format(stream, "jmp @a+dptr");
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break;
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//MOV A, #data
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case 0x74: /* 1: 0111 0100 */
|
||||
sprintf(dst, "mov a,#$%02X", opram[PC++ - pc]);
|
||||
util::stream_format(stream, "mov a,#$%02X", opram[PC++ - pc]);
|
||||
break;
|
||||
|
||||
//MOV data addr, #data
|
||||
case 0x75: /* 1: 0111 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov %s,#$%02X", sym, opram[PC++ - pc]);
|
||||
util::stream_format(stream, "mov %s,#$%02X", sym, opram[PC++ - pc]);
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//MOV @R0/@R1, #data /* 1: 0111 011i */
|
||||
case 0x76:
|
||||
case 0x77:
|
||||
sprintf(dst, "mov @r%d,#$%02X", op&1, opram[PC++ - pc]);
|
||||
util::stream_format(stream, "mov @r%d,#$%02X", op&1, opram[PC++ - pc]);
|
||||
break;
|
||||
|
||||
//MOV R0 to R7, #data /* 1: 0111 1rrr */
|
||||
@ -755,36 +755,36 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0x7d:
|
||||
case 0x7e:
|
||||
case 0x7f:
|
||||
sprintf(dst, "mov r%d,#$%02X", (op & 7), opram[PC++ - pc]);
|
||||
util::stream_format(stream, "mov r%d,#$%02X", (op & 7), opram[PC++ - pc]);
|
||||
break;
|
||||
|
||||
//SJMP code addr
|
||||
case 0x80: /* 1: 1000 0000 */
|
||||
rel = opram[PC++ - pc];
|
||||
sprintf(dst, "sjmp $%04X", PC + rel);
|
||||
util::stream_format(stream, "sjmp $%04X", PC + rel);
|
||||
break;
|
||||
|
||||
//ANL C, bit addr
|
||||
case 0x82: /* 1: 1000 0010 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "anl c,%s", sym);
|
||||
util::stream_format(stream, "anl c,%s", sym);
|
||||
break;
|
||||
|
||||
//MOVC A, @A + PC
|
||||
case 0x83: /* 1: 1000 0011 */
|
||||
sprintf(dst, "movc a,@a+pc");
|
||||
util::stream_format(stream, "movc a,@a+pc");
|
||||
break;
|
||||
|
||||
//DIV AB
|
||||
case 0x84: /* 1: 1000 0100 */
|
||||
sprintf(dst, "div ab");
|
||||
util::stream_format(stream, "div ab");
|
||||
break;
|
||||
|
||||
//MOV data addr, data addr (Note: 1st address is src, 2nd is dst, but the mov command works as mov dst,src)
|
||||
case 0x85: /* 1: 1000 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sym2 = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov %s,%s", sym2, sym);
|
||||
util::stream_format(stream, "mov %s,%s", sym2, sym);
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
@ -792,7 +792,7 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0x86:
|
||||
case 0x87:
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov %s,@r%d", sym, op&1);
|
||||
util::stream_format(stream, "mov %s,@r%d", sym, op&1);
|
||||
break;
|
||||
|
||||
//MOV data addr,R0 to R7/* 1: 1000 1rrr */
|
||||
@ -805,43 +805,43 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0x8e:
|
||||
case 0x8f:
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov %s,r%d", sym, op&7);
|
||||
util::stream_format(stream, "mov %s,r%d", sym, op&7);
|
||||
break;
|
||||
|
||||
//MOV DPTR, #data16
|
||||
case 0x90: /* 1: 1001 0000 */
|
||||
addr = (opram[PC++ - pc]<<8) & 0xff00;
|
||||
addr|= opram[PC++ - pc];
|
||||
sprintf(dst, "mov dptr,#$%04X", addr);
|
||||
util::stream_format(stream, "mov dptr,#$%04X", addr);
|
||||
break;
|
||||
|
||||
//MOV bit addr, C
|
||||
case 0x92: /* 1: 1001 0010 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov %s,c", sym);
|
||||
util::stream_format(stream, "mov %s,c", sym);
|
||||
break;
|
||||
|
||||
//MOVC A, @A + DPTR
|
||||
case 0x93: /* 1: 1001 0011 */
|
||||
sprintf(dst, "movc a,@a+dptr");
|
||||
util::stream_format(stream, "movc a,@a+dptr");
|
||||
break;
|
||||
|
||||
//SUBB A, #data
|
||||
case 0x94: /* 1: 1001 0100 */
|
||||
sprintf(dst, "subb a,#$%02X", opram[PC++ - pc]);
|
||||
util::stream_format(stream, "subb a,#$%02X", opram[PC++ - pc]);
|
||||
break;
|
||||
|
||||
//SUBB A, data addr
|
||||
case 0x95: /* 1: 1001 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "subb a,%s", sym);
|
||||
util::stream_format(stream, "subb a,%s", sym);
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//SUBB A, @R0/@R1 /* 1: 1001 011i */
|
||||
case 0x96:
|
||||
case 0x97:
|
||||
sprintf(dst, "subb a,@r%d", op&1);
|
||||
util::stream_format(stream, "subb a,@r%d", op&1);
|
||||
break;
|
||||
|
||||
//SUBB A, R0 to R7 /* 1: 1001 1rrr */
|
||||
@ -853,35 +853,35 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0x9d:
|
||||
case 0x9e:
|
||||
case 0x9f:
|
||||
sprintf(dst, "subb a,r%d", op&7);
|
||||
util::stream_format(stream, "subb a,r%d", op&7);
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//ORL C, /bit addr
|
||||
case 0xa0: /* 1: 1010 0000 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "orl c,/%s", sym);
|
||||
util::stream_format(stream, "orl c,/%s", sym);
|
||||
break;
|
||||
|
||||
//MOV C, bit addr
|
||||
case 0xa2: /* 1: 1010 0010 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov c,%s", sym);
|
||||
util::stream_format(stream, "mov c,%s", sym);
|
||||
break;
|
||||
|
||||
//INC DPTR
|
||||
case 0xa3: /* 1: 1010 0011 */
|
||||
sprintf(dst, "inc dptr");
|
||||
util::stream_format(stream, "inc dptr");
|
||||
break;
|
||||
|
||||
//MUL AB
|
||||
case 0xa4: /* 1: 1010 0100 */
|
||||
sprintf(dst, "mul ab");
|
||||
util::stream_format(stream, "mul ab");
|
||||
break;
|
||||
|
||||
//reserved
|
||||
case 0xa5: /* 1: 1010 0101 */
|
||||
sprintf(dst, "ill/rsv");
|
||||
util::stream_format(stream, "ill/rsv");
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
@ -889,7 +889,7 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xa6:
|
||||
case 0xa7:
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov @r%d,%s", op&1, sym);
|
||||
util::stream_format(stream, "mov @r%d,%s", op&1, sym);
|
||||
break;
|
||||
|
||||
//MOV R0 to R7, data addr /* 1: 1010 1rrr */
|
||||
@ -902,39 +902,39 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xae:
|
||||
case 0xaf:
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov r%d,%s", op&7, sym);
|
||||
util::stream_format(stream, "mov r%d,%s", op&7, sym);
|
||||
break;
|
||||
|
||||
//ANL C,/bit addr
|
||||
case 0xb0: /* 1: 1011 0000 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "anl c,/%s", sym);
|
||||
util::stream_format(stream, "anl c,/%s", sym);
|
||||
break;
|
||||
|
||||
//CPL bit addr
|
||||
case 0xb2: /* 1: 1011 0010 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "cpl %s", sym);
|
||||
util::stream_format(stream, "cpl %s", sym);
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//CPL C
|
||||
case 0xb3: /* 1: 1011 0011 */
|
||||
sprintf(dst, "cpl c");
|
||||
util::stream_format(stream, "cpl c");
|
||||
break;
|
||||
|
||||
//CJNE A, #data, code addr
|
||||
case 0xb4: /* 1: 1011 0100 */
|
||||
data = opram[PC++ - pc];
|
||||
rel = opram[PC++ - pc];
|
||||
sprintf(dst, "cjne a,#$%02X,$%04X", data, PC + rel);
|
||||
util::stream_format(stream, "cjne a,#$%02X,$%04X", data, PC + rel);
|
||||
break;
|
||||
|
||||
//CJNE A, data addr, code addr
|
||||
case 0xb5: /* 1: 1011 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
rel = opram[PC++ - pc];
|
||||
sprintf(dst, "cjne a,%s,$%04X", sym, PC + rel);
|
||||
util::stream_format(stream, "cjne a,%s,$%04X", sym, PC + rel);
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
@ -943,7 +943,7 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xb7:
|
||||
data = opram[PC++ - pc];
|
||||
rel = opram[PC++ - pc];
|
||||
sprintf(dst, "cjne @r%d,#$%02X,$%04X", op&1, data, PC + rel);
|
||||
util::stream_format(stream, "cjne @r%d,#$%02X,$%04X", op&1, data, PC + rel);
|
||||
break;
|
||||
|
||||
//CJNE R0 to R7, #data, code addr/* 1: 1011 1rrr */
|
||||
@ -957,41 +957,41 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xbf:
|
||||
data = opram[PC++ - pc];
|
||||
rel = opram[PC++ - pc];
|
||||
sprintf(dst, "cjne r%d,#$%02X,$%04X", op&7, data, PC + rel);
|
||||
util::stream_format(stream, "cjne r%d,#$%02X,$%04X", op&7, data, PC + rel);
|
||||
break;
|
||||
|
||||
//PUSH data addr
|
||||
case 0xc0: /* 1: 1100 0000 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "push %s", sym);
|
||||
util::stream_format(stream, "push %s", sym);
|
||||
break;
|
||||
|
||||
//CLR bit addr
|
||||
case 0xc2: /* 1: 1100 0010 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "clr %s", sym);
|
||||
util::stream_format(stream, "clr %s", sym);
|
||||
break;
|
||||
|
||||
//CLR C
|
||||
case 0xc3: /* 1: 1100 0011 */
|
||||
sprintf(dst, "clr c");
|
||||
util::stream_format(stream, "clr c");
|
||||
break;
|
||||
|
||||
//SWAP A
|
||||
case 0xc4: /* 1: 1100 0100 */
|
||||
sprintf(dst, "swap a");
|
||||
util::stream_format(stream, "swap a");
|
||||
break;
|
||||
|
||||
//XCH A, data addr
|
||||
case 0xc5: /* 1: 1100 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "xch a,%s", sym);
|
||||
util::stream_format(stream, "xch a,%s", sym);
|
||||
break;
|
||||
|
||||
//XCH A, @RO/@R1 /* 1: 1100 011i */
|
||||
case 0xc6:
|
||||
case 0xc7:
|
||||
sprintf(dst, "xch a,@r%d", op&1);
|
||||
util::stream_format(stream, "xch a,@r%d", op&1);
|
||||
break;
|
||||
|
||||
//XCH A, RO to R7 /* 1: 1100 1rrr */
|
||||
@ -1003,44 +1003,44 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xcd:
|
||||
case 0xce:
|
||||
case 0xcf:
|
||||
sprintf(dst, "xch a,r%d", op&7);
|
||||
util::stream_format(stream, "xch a,r%d", op&7);
|
||||
break;
|
||||
|
||||
//POP data addr
|
||||
case 0xd0: /* 1: 1101 0000 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "pop %s", sym);
|
||||
util::stream_format(stream, "pop %s", sym);
|
||||
break;
|
||||
|
||||
//SETB bit addr
|
||||
case 0xd2: /* 1: 1101 0010 */
|
||||
sym = get_bit_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "setb %s", sym);
|
||||
util::stream_format(stream, "setb %s", sym);
|
||||
break;
|
||||
|
||||
//SETB C
|
||||
case 0xd3: /* 1: 1101 0011 */
|
||||
sprintf(dst, "setb c");
|
||||
util::stream_format(stream, "setb c");
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//DA A
|
||||
case 0xd4: /* 1: 1101 0100 */
|
||||
sprintf(dst, "da a");
|
||||
util::stream_format(stream, "da a");
|
||||
break;
|
||||
|
||||
//DJNZ data addr, code addr
|
||||
case 0xd5: /* 1: 1101 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
rel = opram[PC++ - pc];
|
||||
sprintf(dst, "djnz %s,$%04X", sym, PC + rel);
|
||||
util::stream_format(stream, "djnz %s,$%04X", sym, PC + rel);
|
||||
flags = DASMFLAG_STEP_OVER;
|
||||
break;
|
||||
|
||||
//XCHD A, @R0/@R1 /* 1: 1101 011i */
|
||||
case 0xd6:
|
||||
case 0xd7:
|
||||
sprintf(dst, "xchd a,@r%d", op&1);
|
||||
util::stream_format(stream, "xchd a,@r%d", op&1);
|
||||
break;
|
||||
|
||||
//DJNZ R0 to R7,code addr /* 1: 1101 1rrr */
|
||||
@ -1053,38 +1053,38 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xde:
|
||||
case 0xdf:
|
||||
rel = opram[PC++ - pc];
|
||||
sprintf(dst, "djnz r%d,$%04X", op&7, (PC + rel));
|
||||
util::stream_format(stream, "djnz r%d,$%04X", op&7, (PC + rel));
|
||||
flags = DASMFLAG_STEP_OVER;
|
||||
break;
|
||||
|
||||
//MOVX A,@DPTR
|
||||
case 0xe0: /* 1: 1110 0000 */
|
||||
sprintf(dst, "movx a,@dptr");
|
||||
util::stream_format(stream, "movx a,@dptr");
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//MOVX A, @R0/@R1 /* 1: 1110 001i */
|
||||
case 0xe2:
|
||||
case 0xe3:
|
||||
sprintf(dst, "movx a,@r%d", op&1);
|
||||
util::stream_format(stream, "movx a,@r%d", op&1);
|
||||
break;
|
||||
|
||||
//CLR A
|
||||
case 0xe4: /* 1: 1110 0100 */
|
||||
sprintf(dst, "clr a");
|
||||
util::stream_format(stream, "clr a");
|
||||
break;
|
||||
|
||||
//MOV A, data addr
|
||||
case 0xe5: /* 1: 1110 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov a,%s", sym);
|
||||
util::stream_format(stream, "mov a,%s", sym);
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//MOV A,@RO/@R1 /* 1: 1110 011i */
|
||||
case 0xe6:
|
||||
case 0xe7:
|
||||
sprintf(dst, "mov a,@r%d", op&1);
|
||||
util::stream_format(stream, "mov a,@r%d", op&1);
|
||||
break;
|
||||
|
||||
//MOV A,R0 to R7 /* 1: 1110 1rrr */
|
||||
@ -1096,36 +1096,36 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xed:
|
||||
case 0xee:
|
||||
case 0xef:
|
||||
sprintf(dst, "mov a,r%d", op&7);
|
||||
util::stream_format(stream, "mov a,r%d", op&7);
|
||||
break;
|
||||
|
||||
//MOVX @DPTR,A
|
||||
case 0xf0: /* 1: 1111 0000 */
|
||||
sprintf(dst, "movx @dptr,a");
|
||||
util::stream_format(stream, "movx @dptr,a");
|
||||
break;
|
||||
|
||||
//Unable to test
|
||||
//MOVX @R0/@R1,A /* 1: 1111 001i */
|
||||
case 0xf2:
|
||||
case 0xf3:
|
||||
sprintf(dst, "movx @r%d,a", op&1);
|
||||
util::stream_format(stream, "movx @r%d,a", op&1);
|
||||
break;
|
||||
|
||||
//CPL A
|
||||
case 0xf4: /* 1: 1111 0100 */
|
||||
sprintf(dst, "cpl a");
|
||||
util::stream_format(stream, "cpl a");
|
||||
break;
|
||||
|
||||
//MOV data addr, A
|
||||
case 0xf5: /* 1: 1111 0101 */
|
||||
sym = get_data_address(mem_names, opram[PC++ - pc]);
|
||||
sprintf(dst, "mov %s,a", sym);
|
||||
util::stream_format(stream, "mov %s,a", sym);
|
||||
break;
|
||||
|
||||
//MOV @R0/@R1, A /* 1: 1111 011i */
|
||||
case 0xf6:
|
||||
case 0xf7:
|
||||
sprintf(dst, "mov @r%d,a", op&1);
|
||||
util::stream_format(stream, "mov @r%d,a", op&1);
|
||||
break;
|
||||
|
||||
//MOV R0 to R7, A /* 1: 1111 1rrr */
|
||||
@ -1137,14 +1137,23 @@ static offs_t mcs51_dasm( const char **mem_names, char *dst, offs_t pc, const ui
|
||||
case 0xfd:
|
||||
case 0xfe:
|
||||
case 0xff:
|
||||
sprintf(dst, "mov r%d,a", op&7);
|
||||
util::stream_format(stream, "mov r%d,a", op&7);
|
||||
break;
|
||||
|
||||
default:
|
||||
sprintf(dst, "illegal");
|
||||
util::stream_format(stream, "illegal");
|
||||
}
|
||||
return (PC - pc) | flags | DASMFLAG_SUPPORTED;
|
||||
|
||||
return (PC - pc) | flags | DASMFLAG_SUPPORTED;
|
||||
}
|
||||
|
||||
static offs_t mcs51_dasm(const char **mem_names, char *dst, offs_t pc, const uint8_t *oprom, const uint8_t *opram)
|
||||
{
|
||||
std::ostringstream stream;
|
||||
offs_t result = mcs51_dasm(mem_names, stream, pc, oprom, opram);
|
||||
std::string stream_str = stream.str();
|
||||
strcpy(dst, stream_str.c_str());
|
||||
return result;
|
||||
}
|
||||
|
||||
CPU_DISASSEMBLE( i8051 )
|
||||
|
||||
Loading…
Reference in New Issue
Block a user