diff options
Diffstat (limited to 'src/devices/cpu/f2mc16/f2mc16dasm.cpp')
-rw-r--r-- | src/devices/cpu/f2mc16/f2mc16dasm.cpp | 1705 |
1 files changed, 0 insertions, 1705 deletions
diff --git a/src/devices/cpu/f2mc16/f2mc16dasm.cpp b/src/devices/cpu/f2mc16/f2mc16dasm.cpp deleted file mode 100644 index c41aaa8ba48..00000000000 --- a/src/devices/cpu/f2mc16/f2mc16dasm.cpp +++ /dev/null @@ -1,1705 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:R. Belmont -/*************************************************************************** - - Fujitsu Micro F2MC-16 series disassembler - -***************************************************************************/ - -#include "emu.h" -#include "util/disasmintf.h" -#include "f2mc16dasm.h" - -#include "util/strformat.h" - -using osd::u32; -using util::BIT; -using offs_t = u32; - -u32 f2mc16_disassembler::opcode_alignment() const -{ - return 1; -} - -void f2mc16_disassembler::branch_helper(std::ostream &stream, const char *insName, u16 PC, s8 offset) -{ - util::stream_format(stream, "%s $%04X", insName, PC+offset); -} - -offs_t f2mc16_disassembler::ea_form1_helper(std::ostream &stream, const char *opName, u16 pc, u8 operand, u16 imm16, bool bAIsDest) -{ - offs_t bytes = 2; - - switch (operand & 0xf) - { - case 0x0: case 0x1: case 0x2: case 0x3: case 0x4: case 0x5: case 0x6: case 0x7: - if (bAIsDest) - { - util::stream_format(stream, "%s A, @RW%d + #$%02x", opName, (operand & 0x7), imm16&0xff); - } - else - { - util::stream_format(stream, "%s @RW%d + #$%02x, A", opName, (operand & 0x7), imm16&0xff); - } - bytes = 3; - break; - - case 0x8: case 0x9: case 0xa: case 0xb: - if (bAIsDest) - { - util::stream_format(stream, "%s A, @RW%d + #$%04x", opName, (operand & 0x3), imm16); - } - else - { - util::stream_format(stream, "%s @RW%d + #$%04x, A", opName, (operand & 0x3), imm16); - } - bytes = 4; - break; - - case 0xc: case 0xd: - if (bAIsDest) - { - util::stream_format(stream, "%s A, @RW%d + RW7", opName, (operand & 0x1)); - } - else - { - util::stream_format(stream, "%s @RW%d + RW7, A", opName, (operand & 0x1)); - } - bytes = 2; - break; - - case 0xe: - if (bAIsDest) - { - util::stream_format(stream, "%s A, @PC + #$04x ($%04X)", opName,(operand & 0x1), imm16, (s16)imm16 + (pc & 0xffff)); - } - else - { - util::stream_format(stream, "%s @PC + #$04x ($%04X), A", opName,(operand & 0x1), imm16, (s16)imm16 + (pc & 0xffff)); - } - bytes = 4; - break; - - case 0xf: - if (bAIsDest) - { - util::stream_format(stream, "%s A, $%04x", (operand & 0x1), imm16); - } - else - { - util::stream_format(stream, "%s $%04x, A", (operand & 0x1), imm16); - } - bytes = 4; - break; - } - - return bytes; -} - -offs_t f2mc16_disassembler::ea_form1_helper_noA(std::ostream &stream, const char *opName, u16 pc, u8 operand, u16 imm16) -{ - offs_t bytes = 2; - - switch (operand & 0xf) - { - case 0x0: case 0x1: case 0x2: case 0x3: case 0x4: case 0x5: case 0x6: case 0x7: - util::stream_format(stream, "%s @RW%d + #$%02x", opName, (operand & 0x7), imm16&0xff); - bytes = 3; - break; - - case 0x8: case 0x9: case 0xa: case 0xb: - util::stream_format(stream, "%s@RW%d + #$%04x", opName, (operand & 0x3), imm16); - bytes = 4; - break; - - case 0xc: case 0xd: - util::stream_format(stream, "%s@RW%d + RW7", opName, (operand & 0x1)); - bytes = 2; - break; - - case 0xe: - util::stream_format(stream, "%s@PC + #$04x ($%04X)", opName,(operand & 0x1), imm16, (s16)imm16 + (pc & 0xffff)); - bytes = 4; - break; - - case 0xf: - util::stream_format(stream, "%s$%04x", (operand & 0x1), imm16); - bytes = 4; - break; - } - - return bytes; -} - -offs_t f2mc16_disassembler::disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer ¶ms) -{ - u8 opcode = opcodes.r8(pc); - u8 operand = opcodes.r8(pc+1); - offs_t bytes = 1; - - switch (opcode) - { - case 0x00: - stream << "NOP"; - break; - - case 0x01: - stream << "INT9"; - break; - - case 0x03: - util::stream_format(stream, "NEG A"); - break; - - case 0x04: - stream << "PCB "; - bytes = 1 + (disassemble(stream, pc + 1, opcodes, params) & LENGTHMASK); - break; - - case 0x05: - stream << "DTB "; - bytes = 1 + (disassemble(stream, pc + 1, opcodes, params) & LENGTHMASK); - break; - - case 0x06: - stream << "ADB "; - bytes = 1 + (disassemble(stream, pc + 1, opcodes, params) & LENGTHMASK); - break; - - case 0x07: - stream << "SPB "; - bytes = 1 + (disassemble(stream, pc + 1, opcodes, params) & LENGTHMASK); - break; - - case 0x08: - util::stream_format(stream, "LINK #$%02x", operand); - bytes = 2; - break; - - case 0x09: - stream << "UNLINK"; - break; - - case 0x0a: - util::stream_format(stream, "MOV RP, #$%02x", operand); - bytes = 2; - break; - - case 0x0b: - stream << "NEGW A"; - break; - - case 0x0c: - stream << "LSLW A"; - break; - - case 0x0e: - stream << "ASRW A"; - break; - - case 0x0f: - stream << "LSRW A"; - break; - - case 0x10: - stream << "CMR "; - bytes = 1 + (disassemble(stream, pc + 1, opcodes, params) & LENGTHMASK); - break; - - case 0x11: - stream << "NCC "; - bytes = 1 + (disassemble(stream, pc + 1, opcodes, params) & LENGTHMASK); - break; - - case 0x12: - stream << "SUBDC A"; - break; - - case 0x14: - stream << "EXT"; - break; - - case 0x15: - stream << "ZEXT"; - break; - - case 0x16: - stream << "SWAP"; - break; - - case 0x17: - util::stream_format(stream, "ADDSP #$%02x", operand); - bytes = 2; - break; - - case 0x18: - util::stream_format(stream, "ADDL A, #$%08x", opcodes.r16(pc+1) | (opcodes.r16(pc+3)<<16)); - bytes = 5; - break; - - case 0x19: - util::stream_format(stream, "SUBL A, #$%08x", opcodes.r16(pc+1) | (opcodes.r16(pc+3)<<16)); - bytes = 5; - break; - - case 0x1a: - util::stream_format(stream, "MOV ILM, #$%02x", operand); - bytes = 2; - break; - - case 0x1c: - stream << "EXTW"; - break; - - case 0x1d: - stream << "ZEXTW"; - break; - - case 0x1e: - stream << "SWAPW"; - break; - - case 0x20: - util::stream_format(stream, "ADD A, $%02x", operand); - bytes = 2; - break; - - case 0x21: - util::stream_format(stream, "SUB A, $%02x", operand); - bytes = 2; - break; - - case 0x22: - stream << "ADDC A"; - break; - - case 0x23: - stream << "CMP A"; - break; - - case 0x24: - util::stream_format(stream, "AND CCR, #$%02x", operand); - bytes = 2; - break; - - case 0x25: - util::stream_format(stream, "OR CCR, #$%02x", operand); - bytes = 2; - break; - - case 0x26: - stream << "DIVU A"; - break; - - case 0x27: - stream << "MULU A"; - break; - - case 0x28: - stream << "ADDW A"; - break; - - case 0x29: - stream << "SUBW A"; - break; - - case 0x2a: - util::stream_format(stream, "CBNE A, #$%02X, $%04X", operand, (s8)opcodes.r8(pc+2) + (pc & 0xffff) + 3); - bytes = 3; - break; - - case 0x2b: - stream << "CMPW A"; - break; - - case 0x2c: - stream << "ANDW A"; - break; - - case 0x2d: - stream << "ORW A"; - break; - - case 0x2e: - stream << "XORW A"; - break; - - case 0x2f: - stream << "MULUW A"; - break; - - case 0x30: - util::stream_format(stream, "ADD A, #$%02x", operand); - bytes = 2; - break; - - case 0x31: - util::stream_format(stream, "SUB A, #$%02x", operand); - bytes = 2; - break; - - case 0x32: - stream << "SUBC A"; - break; - - case 0x33: - util::stream_format(stream, "CMP A, #$%02x", operand); - bytes = 2; - break; - - case 0x34: - util::stream_format(stream, "AND A, #$%02x", operand); - bytes = 2; - break; - - case 0x35: - util::stream_format(stream, "OR A, #$%02x", operand); - bytes = 2; - break; - - case 0x36: - util::stream_format(stream, "XOR A, #$%02x", operand); - bytes = 2; - break; - - case 0x37: - stream << "NOT A"; - break; - - case 0x38: - util::stream_format(stream, "ADDW A, #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x39: - util::stream_format(stream, "SUBW A, #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x3a: - util::stream_format(stream, "CWBNE A, #$%04X, $%04X", opcodes.r16(pc+1), (s8)opcodes.r8(pc+3) + (pc & 0xffff) + 4); - bytes = 4; - break; - - case 0x3b: - util::stream_format(stream, "CMPW A, #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x3c: - util::stream_format(stream, "ANDW A, #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x3d: - util::stream_format(stream, "ORW A, #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x3e: - util::stream_format(stream, "XORW A, #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x3f: - stream << "NOTW A"; - break; - - case 0x40: - util::stream_format(stream, "MOV A, dir(%02x)", operand); - bytes = 2; - break; - - case 0x41: - util::stream_format(stream, "MOV dir(%02x), A", operand); - bytes = 2; - break; - - case 0x42: - util::stream_format(stream, "MOV A, #$%02x", operand); - bytes = 2; - break; - - case 0x43: - util::stream_format(stream, "MOVX A, #$%02x", operand); - bytes = 2; - break; - - case 0x44: - util::stream_format(stream, "MOV dir(%02x), #$%02x", operand, opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x46: - util::stream_format(stream, "MOVW A, SP"); - break; - - case 0x47: - util::stream_format(stream, "MOVW SP, A"); - break; - - case 0x48: - util::stream_format(stream, "MOVW A, dir(%02x)", operand); - bytes = 2; - break; - - case 0x49: - util::stream_format(stream, "MOVW dir(%02x), A", operand); - bytes = 2; - break; - - case 0x4a: - util::stream_format(stream, "MOVW A, #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x4b: - util::stream_format(stream, "MOVL A, #$%08x", opcodes.r32(pc+1)); - bytes = 5; - break; - - case 0x4c: - stream << "PUSHW A"; - break; - - case 0x4d: - stream << "PUSHW AH"; - break; - - case 0x4e: - stream << "PUSHW PS"; - break; - - case 0x4f: - util::stream_format(stream, "PUSHW "); - { - bool bComma = false; - for (int i = 0; i < 8; i++) - { - if (operand & (1<<i)) - { - if (bComma) - { - util::stream_format(stream, ", RW%d", i); - } - else - { - util::stream_format(stream, "RW%d", i); - bComma = true; - } - } - } - } - bytes = 2; - break; - - case 0x50: - util::stream_format(stream, "MOV A, $%02x", opcodes.r8(pc+1)); - bytes = 2; - break; - - case 0x51: - util::stream_format(stream, "MOV $%02x, A", opcodes.r8(pc+1)); - bytes = 2; - break; - - case 0x52: - util::stream_format(stream, "MOV A, $%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x53: - util::stream_format(stream, "MOV $%04x, A", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x54: - util::stream_format(stream, "MOV $%02x, #$%02x", opcodes.r8(pc+1), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x55: - util::stream_format(stream, "MOVX A, $%02x", opcodes.r8(pc+1)); - bytes = 2; - break; - - case 0x56: - util::stream_format(stream, "MOVW $%02x, #$%04x", opcodes.r8(pc+1), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x57: - util::stream_format(stream, "MOVX A, $%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x58: - util::stream_format(stream, "MOVW A, $%02x", opcodes.r8(pc+1)); - bytes = 2; - break; - - case 0x59: - util::stream_format(stream, "MOVW $%02x, A", opcodes.r8(pc+1)); - bytes = 2; - break; - - case 0x5a: - util::stream_format(stream, "MOVW A, $%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x5b: - util::stream_format(stream, "MOVW $%04x, A", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x5c: - stream << "POPW A"; - break; - - case 0x5d: - stream << "POPW AH"; - break; - - case 0x5e: - stream << "POPW PS"; - break; - - case 0x5f: - util::stream_format(stream, "POPW "); - { - bool bComma = false; - - for (int i = 7; i >= 0; i--) - { - if (operand & (1<<i)) - { - if (bComma) - { - util::stream_format(stream, ", RW%d", i); - } - else - { - util::stream_format(stream, "RW%d", i); - bComma = true; - } - } - } - } - bytes = 2; - break; - - case 0x60: branch_helper(stream, "BRA ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - - case 0x61: - stream << "JMP @A"; - break; - - case 0x62: - util::stream_format(stream, "JMP #$%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x63: - util::stream_format(stream, "JMPP #$%06x", opcodes.r8(pc+3)<<16|opcodes.r8(pc+2)<<8|opcodes.r8(pc+1)); - bytes = 4; - break; - - case 0x64: - util::stream_format(stream, "CALL #$%04x", opcodes.r16(pc+1)); - bytes = 3 | STEP_OVER; - break; - - case 0x65: - util::stream_format(stream, "CALLP #$%06x", opcodes.r8(pc+3)<<16|opcodes.r8(pc+2)<<8|opcodes.r8(pc+1)); - bytes = 4 | STEP_OVER; - break; - - case 0x66: - util::stream_format(stream, "RETP"); - bytes |= STEP_OUT; - break; - - case 0x67: - stream << "RET"; - bytes |= STEP_OUT; - break; - - case 0x68: - util::stream_format(stream, "INT #$%02x", opcodes.r8(pc+1)); - bytes = 2; - break; - - case 0x69: - util::stream_format(stream, "INT $%04x", opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0x6a: - util::stream_format(stream, "INTP $%06x", opcodes.r8(pc+3)<<16|opcodes.r8(pc+2)<<8|opcodes.r8(pc+1)); - bytes = 4; - break; - - case 0x6b: - stream << "RETI"; - bytes |= STEP_OUT; - break; - - case 0x6c: // bit operations - switch (operand) - { - case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07: - util::stream_format(stream, "MOVB A, $%02x:%d", opcodes.r8(pc+2), operand & 7); - bytes = 3; - break; - - case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27: - util::stream_format(stream, "MOVB $%02x:%d, A", opcodes.r8(pc+2), operand & 7); - bytes = 3; - break; - - case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47: - util::stream_format(stream, "CLRB $%02x:%d", opcodes.r8(pc+2), operand & 7); - bytes = 3; - break; - - case 0x58: case 0x59: case 0x5a: case 0x5b: case 0x5c: case 0x5d: case 0x5e: case 0x5f: - util::stream_format(stream, "CLRB $%04x:%d", opcodes.r16(pc+2), operand & 7); - bytes = 2; - break; - - case 0x60: case 0x61: case 0x62: case 0x63: case 0x64: case 0x65: case 0x66: case 0x67: - util::stream_format(stream, "SETB $%02x:%d", opcodes.r8(pc+2), operand & 7); - bytes = 3; - break; - - case 0x78: case 0x79: case 0x7a: case 0x7b: case 0x7c: case 0x7d: case 0x7e: case 0x7f: - util::stream_format(stream, "SETB $%04x:%d", opcodes.r16(pc+2), operand & 7); - bytes = 2; - break; - - case 0x80: case 0x81: case 0x82: case 0x83: case 0x84: case 0x85: case 0x86: case 0x87: - util::stream_format(stream, "BBC $%02x:%d, $%x", opcodes.r8(pc+2), operand & 7, pc+4+(s8)opcodes.r8(pc+3)); - bytes = 4; - break; - - case 0x88: case 0x89: case 0x8a: case 0x8b: case 0x8c: case 0x8d: case 0x8e: case 0x8f: - util::stream_format(stream, "BBC dir(%02x):%d, $%x", opcodes.r8(pc+2), operand & 7, pc+4+(s8)opcodes.r8(pc+3)); - bytes = 4; - break; - - case 0x98: case 0x99: case 0x9a: case 0x9b: case 0x9c: case 0x9d: case 0x9e: case 0x9f: - util::stream_format(stream, "BBC $%04x:%d, $%x", opcodes.r16(pc+2), operand & 7, pc+5+(s8)opcodes.r8(pc+4)); - bytes = 5; - break; - - case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7: - util::stream_format(stream, "BBS $%02x:%d, $%x", opcodes.r8(pc+2), operand & 7, pc+4+(s8)opcodes.r8(pc+3)); - bytes = 4; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: case 0xac: case 0xad: case 0xae: case 0xaf: - util::stream_format(stream, "BBS dir(%02x):%d, $%x", opcodes.r8(pc+2), operand & 7, pc+4+(s8)opcodes.r8(pc+3)); - bytes = 4; - break; - - case 0xb8: case 0xb9: case 0xba: case 0xbb: case 0xbc: case 0xbd: case 0xbe: case 0xbf: - util::stream_format(stream, "BBS $%04x:%d, $%x", opcodes.r16(pc+2), operand & 7, pc+5+(s8)opcodes.r8(pc+4)); - bytes = 5; - break; - - case 0xc0: case 0xc1: case 0xc2: case 0xc3: case 0xc4: case 0xc5: case 0xc6: case 0xc7: - util::stream_format(stream, "WBTS $%02x:%d", opcodes.r8(pc+2), operand & 7); - bytes = 3; - break; - - case 0xe0: case 0xe1: case 0xe2: case 0xe3: case 0xe4: case 0xe5: case 0xe6: case 0xe7: - util::stream_format(stream, "WBTC $%02x:%d", opcodes.r8(pc+2), operand & 7); - bytes = 3; - break; - - default: - stream << "UNK 6C bit op"; - break; - } - break; - - case 0x6e: // string instructions - switch (operand) - { - case 0x09: - util::stream_format(stream, "MOVSI ADB, DTB"); - bytes = 2; - break; - - default: - stream << "UNK string op"; - break; - } - break; - - case 0x6f: // 2-byte instructions - switch (operand) - { - case 0x00: stream << "MOV A, DTB"; bytes = 2; break; - case 0x01: stream << "MOV A, ADB"; bytes = 2; break; - case 0x02: stream << "MOV A, SSB"; bytes = 2; break; - case 0x03: stream << "MOV A, USB"; bytes = 2; break; - case 0x04: stream << "MOV A, DPR"; bytes = 2; break; - - case 0x05: - util::stream_format(stream, "MOV A, @A"); - bytes = 2; - break; - - case 0x06: stream << "MOV A, PCB"; bytes = 2; break; - case 0x07: stream << "ROLC A"; bytes = 2; break; - - case 0x0c: - util::stream_format(stream, "LSLW A, R0"); - bytes = 2; - break; - - case 0x0d: - util::stream_format(stream, "MOVW A, @A"); - bytes = 2; - break; - - case 0x0e: - util::stream_format(stream, "ASRW A, R0"); - bytes = 2; - break; - - case 0x0f: - util::stream_format(stream, "LSRW A, R0"); - bytes = 2; - break; - - case 0x10: - util::stream_format(stream, "MOV DTB, A"); - bytes = 2; - break; - - case 0x11: - util::stream_format(stream, "MOV ADB, A"); - bytes = 2; - break; - - case 0x12: - util::stream_format(stream, "MOV SSB, A"); - bytes = 2; - break; - - case 0x13: - util::stream_format(stream, "MOV USB, A"); - bytes = 2; - break; - - case 0x14: - util::stream_format(stream, "MOV DPR, A"); - bytes = 2; - break; - - case 0x15: - util::stream_format(stream, "MOV @AL, AH"); - bytes = 2; - break; - - case 0x1c: - util::stream_format(stream, "LSLL A, R0"); - bytes = 2; - break; - - case 0x1d: - util::stream_format(stream, "MOVW @AL, AH"); - bytes = 2; - break; - - case 0x1e: - util::stream_format(stream, "ASRL A, R0"); - bytes = 2; - break; - - case 0x1f: - util::stream_format(stream, "LSRL A, R0"); - bytes = 2; - break; - - case 0x2c: - util::stream_format(stream, "LSL A, R0"); - bytes = 2; - break; - - case 0x2d: - util::stream_format(stream, "NRML A, R0"); - bytes = 2; - break; - - case 0x2e: - util::stream_format(stream, "ASR A, R0"); - bytes = 2; - break; - - case 0x2f: - util::stream_format(stream, "LSR A, R0"); - bytes = 2; - break; - - case 0x30: case 0x32: case 0x34: case 0x36: - util::stream_format(stream, "MOV @RL%d + #$%02x, A", ((operand>>1) & 0x3), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x38: case 0x3a: case 0x3c: case 0x3e: - util::stream_format(stream, "MOVW @RL%d + #$%02x, A", ((operand>>1) & 0x3), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x40: case 0x42: case 0x44: case 0x46: - util::stream_format(stream, "MOV A, @RL%d + #$%02x", ((operand>>1) & 0x3), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x48: case 0x4a: case 0x4c: case 0x4e: - util::stream_format(stream, "MOVW A, @RL%d + #$%02x", ((operand>>1) & 0x3), opcodes.r8(pc+2)); - bytes = 3; - break; - - default: - stream << "UNK 2-byte 6F"; - break; - } - break; - - case 0x70: // ea-type instructions - switch ((operand >> 4) & 0xf) - { - case 0x0: - switch (operand) - { - case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: - util::stream_format(stream, "ADDL A, RL%d", (operand & 0x6)>>1); - bytes = 2; - break; - - default: - stream << "UNK ea-type 70 0x"; - break; - } - break; - - case 0x1: bytes = ea_form1_helper(stream, "ADDL ", pc, operand, opcodes.r16(pc+2), true); break; - case 0x3: bytes = ea_form1_helper(stream, "SUBL ", pc, operand, opcodes.r16(pc+2), true); break; - case 0x7: bytes = ea_form1_helper(stream, "CMPL ", pc, operand, opcodes.r16(pc+2), true); break; - case 0x9: bytes = ea_form1_helper(stream, "ANDL ", pc, operand, opcodes.r16(pc+2), true); break; - case 0xb: bytes = ea_form1_helper(stream, "ORL ", pc, operand, opcodes.r16(pc+2), true); break; - case 0xd: bytes = ea_form1_helper(stream, "XORL ", pc, operand, opcodes.r16(pc+2), true); break; - - case 0x6: - switch (operand & 0xf) - { - case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: - util::stream_format(stream, "CMPL A, RL%d", (operand & 0x6)>>1); - bytes = 2; - break; - - default: - stream << "UNK ea-type 70 6x"; - break; - } - break; - - case 0x8: - switch (operand & 0xf) - { - case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: - util::stream_format(stream, "ANDL A, RL%d", (operand & 0x6)>>1); - bytes = 2; - break; - - default: - stream << "UNK ea-type 70 8x"; - break; - } - break; - - default: - stream << "UNK ea-type 70"; - break; - } - break; - - case 0x71: // ea-type instructions - switch (operand) - { - case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37: - case 0x38: case 0x39: case 0x3a: case 0x3b: case 0x3c: case 0x3d: case 0x3e: case 0x3f: - bytes = ea_form1_helper_noA(stream, "CALLP @", pc, operand, opcodes.r16(pc+2)) | STEP_OVER; - break; - - case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47: - util::stream_format(stream, "INCL RL%d", ((operand>>1) & 0x3)); - bytes = 2; - break; - - case 0x50: case 0x51: case 0x52: case 0x53: case 0x54: case 0x55: case 0x56: case 0x57: - util::stream_format(stream, "INCL @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x58: case 0x59: case 0x5a: case 0x5b: - util::stream_format(stream, "INCL @RW%d + #$%04x", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x5c: case 0x5d: - util::stream_format(stream, "INCL @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x5e: - util::stream_format(stream, "INCL @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x5f: - util::stream_format(stream, "INCL $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x80: case 0x81: case 0x82: case 0x83: case 0x84: case 0x85: case 0x86: case 0x87: - util::stream_format(stream, "MOVL A, RL%d", (operand & 0x6)>>1); - bytes = 2; - break; - - case 0x88: case 0x89: case 0x8a: case 0x8b: - util::stream_format(stream, "MOVL A, @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x8c: case 0x8d: case 0x8e: case 0x8f: - util::stream_format(stream, "MOVL A, @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x90: case 0x91: case 0x92: case 0x93: case 0x94: case 0x95: case 0x96: case 0x97: - util::stream_format(stream, "MOVL A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x98: case 0x99: case 0x9a: case 0x9b: - util::stream_format(stream, "MOVL A, @RW%d + #$%04x", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x9c: case 0x9d: - util::stream_format(stream, "MOVL A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x9e: - util::stream_format(stream, "MOVL A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x9f: - util::stream_format(stream, "MOVL A, $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7: - util::stream_format(stream, "MOVL RL%d, A", (operand & 0x6)>>1); - bytes = 2; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: - util::stream_format(stream, "MOVL @RW%d, A", (operand & 0x3)); - bytes = 2; - break; - - case 0xac: case 0xad: case 0xae: case 0xaf: - util::stream_format(stream, "MOVL @RW%d+, A", (operand & 0x3)); - bytes = 2; - break; - - case 0xb0: case 0xb1: case 0xb2: case 0xb3: case 0xb4: case 0xb5: case 0xb6: case 0xb7: - util::stream_format(stream, "MOVL @RW%d + #$%02x, A", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0xbf: - util::stream_format(stream, "MOVL $%04x, A", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xc8: case 0xc9: case 0xca: case 0xcb: - util::stream_format(stream, "MOV @RW%d, #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0xcc: case 0xcd: case 0xce: case 0xcf: - util::stream_format(stream, "MOV @RW%d+, #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0xd0: case 0xd1: case 0xd2: case 0xd3: case 0xd4: case 0xd5: case 0xd6: case 0xd7: - util::stream_format(stream, "MOV @RW%d + #$%02x, #$%02x", (operand & 0x7), opcodes.r8(pc+2), opcodes.r8(pc+3)); - bytes = 4; - break; - - case 0xdc: case 0xdd: - util::stream_format(stream, "MOV @RW%d+RW7, #$%02x", (operand & 0x1), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0xf0: case 0xf1: case 0xf2: case 0xf3: case 0xf4: case 0xf5: case 0xf6: case 0xf7: - util::stream_format(stream, "MOVEA A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - default: - stream << "UNK ea-type 71"; - break; - } - break; - - case 0x72: // ea-type instructions - switch (operand) - { - case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47: - util::stream_format(stream, "INC R%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x48: case 0x49: case 0x4a: case 0x4b: - util::stream_format(stream, "INC @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x4c: case 0x4d: case 0x4e: case 0x4f: - util::stream_format(stream, "INC @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x50: case 0x51: case 0x52: case 0x53: case 0x54: case 0x55: case 0x56: case 0x57: - util::stream_format(stream, "INC @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x5f: - util::stream_format(stream, "INC $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x60: case 0x61: case 0x62: case 0x63: case 0x64: case 0x65: case 0x66: case 0x67: - util::stream_format(stream, "DEC R%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x68: case 0x69: case 0x6a: case 0x6b: - util::stream_format(stream, "DEC @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x6c: case 0x6d: case 0x6e: case 0x6f: - util::stream_format(stream, "DEC @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x88: case 0x89: case 0x8a: case 0x8b: - util::stream_format(stream, "MOV A, @RW%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x8c: case 0x8d: case 0x8e: case 0x8f: - util::stream_format(stream, "MOV A, @RW%d+", (operand & 0x7)); - bytes = 2; - break; - - case 0x90: case 0x91: case 0x92: case 0x93: case 0x94: case 0x95: case 0x96: case 0x97: - util::stream_format(stream, "MOV A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x98: case 0x99: case 0x9a: case 0x9b: - util::stream_format(stream, "MOV A, @RW%d + #$%04x", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x9c: case 0x9d: - util::stream_format(stream, "MOV A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x9e: - util::stream_format(stream, "MOV A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x9f: - util::stream_format(stream, "MOVW A, $%04x", (operand & 0x1), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: - util::stream_format(stream, "MOV @RW%d, A", (operand & 0x7)); - bytes = 2; - break; - - case 0xac: case 0xad: case 0xae: case 0xaf: - util::stream_format(stream, "MOV @RW%d+, A", (operand & 0x7)); - bytes = 2; - break; - - case 0xb0: case 0xb1: case 0xb2: case 0xb3: case 0xb4: case 0xb5: case 0xb6: case 0xb7: - util::stream_format(stream, "MOV @RW%d + #$%02x, A", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0xb8: case 0xb9: case 0xba: case 0xbb: case 0xbc: case 0xbd: case 0xbe: case 0xbf: - util::stream_format(stream, "MOV @RW%d + #$%04x, A", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - default: - stream << "UNK ea-type 72"; - break; - } - break; - - case 0x73: // ea-type instructions - switch (operand) - { - case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47: - util::stream_format(stream, "INCW RW%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x48: case 0x49: case 0x4a: case 0x4b: - util::stream_format(stream, "INCW @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x4c: case 0x4d: case 0x4e: case 0x4f: - util::stream_format(stream, "INCW @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x50: case 0x51: case 0x52: case 0x53: case 0x54: case 0x55: case 0x56: case 0x57: - util::stream_format(stream, "INCW @RW%d + #$%02x, A", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x58: case 0x59: case 0x5a: case 0x5b: - util::stream_format(stream, "INCW @RW%d + #$%04x, A", (operand & 0x3), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x5c: case 0x5d: - util::stream_format(stream, "INCW A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x5e: - util::stream_format(stream, "INCW A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x5f: - util::stream_format(stream, "INCW $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x60: case 0x61: case 0x62: case 0x63: case 0x64: case 0x65: case 0x66: case 0x67: - util::stream_format(stream, "DECW @RW%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x68: case 0x69: case 0x6a: case 0x6b: - util::stream_format(stream, "DECW @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x6c: case 0x6d: case 0x6e: case 0x6f: - util::stream_format(stream, "DECW @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x70: case 0x71: case 0x72: case 0x73: case 0x74: case 0x75: case 0x76: case 0x77: - util::stream_format(stream, "DECW @RW%d + #$%02x, A", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x78: case 0x79: case 0x7a: case 0x7b: - util::stream_format(stream, "DECW @RW%d + #$%04x, A", (operand & 0x3), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x7c: case 0x7d: - util::stream_format(stream, "DECW A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x7e: - util::stream_format(stream, "DECW A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x7f: - util::stream_format(stream, "DECW $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x88: case 0x89: case 0x8a: case 0x8b: - util::stream_format(stream, "MOVW A, @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x8c: case 0x8d: case 0x8e: case 0x8f: - util::stream_format(stream, "MOVW A, @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x90: case 0x91: case 0x92: case 0x93: case 0x94: case 0x95: case 0x96: case 0x97: - util::stream_format(stream, "MOVW @RW%d + #$%02x, A", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x98: case 0x99: case 0x9a: case 0x9b: case 0x9c: case 0x9d: case 0x9e: case 0x9f: - util::stream_format(stream, "MOVW @RW%d + #$%04x, A", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: - util::stream_format(stream, "MOVW @RW%d, A", (operand & 0x3)); - bytes = 2; - break; - - case 0xac: case 0xad: case 0xae: case 0xaf: - util::stream_format(stream, "MOVW @RW%d+, A", (operand & 0x3)); - bytes = 2; - break; - - case 0xb0: case 0xb1: case 0xb2: case 0xb3: case 0xb4: case 0xb5: case 0xb6: case 0xb7: - case 0xb8: case 0xb9: case 0xba: case 0xbb: case 0xbc: case 0xbd: case 0xbe: case 0xbf: - bytes = ea_form1_helper(stream, "MOVW ", pc, operand, opcodes.r16(pc+2), false); - break; - - case 0xc8: case 0xc9: case 0xca: case 0xcb: - util::stream_format(stream, "MOVW @RW%d, #$%04x", (operand & 0x3), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xcc: case 0xcd: case 0xce: case 0xcf: - util::stream_format(stream, "MOVW @RW%d+, #$%04x", (operand & 0x3), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xd0: case 0xd1: case 0xd2: case 0xd3: case 0xd4: case 0xd5: case 0xd6: case 0xd7: - util::stream_format(stream, "MOVW @RW%d + #$%02x, $%04x", (operand & 0x7), opcodes.r8(pc+2), opcodes.r16(pc+3)); - bytes = 5; - break; - - case 0xd8: case 0xd9: case 0xda: case 0xdb: - util::stream_format(stream, "MOVW @RW%d + #$%04x, $%04x", (operand & 0x7), opcodes.r16(pc+2), opcodes.r16(pc+4)); - bytes = 6; - break; - - case 0xdc: case 0xdd: - util::stream_format(stream, "MOVW @RW%d + RW7, $%04x", (operand & 0x1), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xde: - util::stream_format(stream, "MOVW @PC + #$04x, $%04x", (operand & 0x1), opcodes.r16(pc+2), opcodes.r16(pc+4)); - bytes = 6; - break; - - case 0xdf: - util::stream_format(stream, "MOVW $%04x, #$%04x", opcodes.r16(pc+2), opcodes.r16(pc+4)); - bytes = 6; - break; - - default: - stream << "UNK ea-type 73"; - break; - } - break; - - case 0x74: // ea-type instructions - switch (operand) - { - case 0x60: case 0x61: case 0x62: case 0x63: case 0x64: case 0x65: case 0x66: case 0x67: - util::stream_format(stream, "CMP A, R%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x70: case 0x71: case 0x72: case 0x73: case 0x74: case 0x75: case 0x76: case 0x57: - util::stream_format(stream, "CMP A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x78: case 0x79: case 0x7a: case 0x7b: - util::stream_format(stream, "CMP A, @RW%d + #$%04x", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x7c: case 0x7d: - util::stream_format(stream, "CMP A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x7e: - util::stream_format(stream, "CMP A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x7f: - util::stream_format(stream, "CMP A, $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7: - util::stream_format(stream, "OR A, R%d", (operand & 7)); - bytes = 2; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: - util::stream_format(stream, "OR A, @R%d", (operand & 7)); - bytes = 2; - break; - - case 0xac: case 0xad: case 0xae: case 0xaf: - util::stream_format(stream, "OR A, @R%d+", (operand & 7)); - bytes = 2; - break; - - case 0xe0: case 0xe1: case 0xe2: case 0xe3: case 0xe4: case 0xe5: case 0xe6: case 0xe7: - util::stream_format(stream, "DBNZ R%d, $%04x", (operand & 0x7), (s8)opcodes.r8(pc+2) + (pc & 0xffff) + 3); - bytes = 3; - break; - - default: - stream << "UNK ea-type 74"; - break; - } - break; - - case 0x75: // ea-type instructions - switch (operand) - { - case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07: - util::stream_format(stream, "ADD R%d, A", (operand & 7)); - bytes = 2; - break; - - case 0x08: case 0x09: case 0x0a: case 0x0b: - util::stream_format(stream, "ADD @RW%d, A", (operand & 3)); - bytes = 2; - break; - - case 0x0c: case 0x0d: case 0x0e: case 0x0f: - util::stream_format(stream, "ADD @RW%d+, A", (operand & 3)); - bytes = 2; - break; - - case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27: - util::stream_format(stream, "SUB R%d, A", (operand & 7)); - bytes = 2; - break; - - default: - stream << "UNK ea-type 75"; - break; - } - break; - - case 0x76: // ea-type instructions - switch (operand) - { - case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07: - util::stream_format(stream, "ADDW A, RW%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x08: case 0x09: case 0x0a: case 0x0b: - util::stream_format(stream, "ADDW A, @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x0c: case 0x0d: case 0x0e: case 0x0f: - util::stream_format(stream, "ADDW A, @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x10: case 0x11: case 0x12: case 0x13: case 0x14: case 0x15: case 0x16: case 0x17: - util::stream_format(stream, "ADDW A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x18: case 0x19: case 0x1a: case 0x1b: - util::stream_format(stream, "ADDW A, @RW%d + #$%04x", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x1c: case 0x1d: - util::stream_format(stream, "ADDW A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x1e: - util::stream_format(stream, "ADDW A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x1f: - util::stream_format(stream, "ADDW $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37: - util::stream_format(stream, "SUBW A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x38: case 0x39: case 0x3a: case 0x3b: - util::stream_format(stream, "SUBW A, @RW%d + #$%04x", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x3c: case 0x3d: - util::stream_format(stream, "SUBW A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x3e: - util::stream_format(stream, "SUBW A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x3f: - util::stream_format(stream, "SUBW $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x60: case 0x61: case 0x62: case 0x63: case 0x64: case 0x65: case 0x66: case 0x67: - util::stream_format(stream, "CMPW A, RW%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x68: case 0x69: case 0x6a: case 0x6b: - util::stream_format(stream, "CMPW A, @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x6c: case 0x6d: case 0x6e: case 0x6f: - util::stream_format(stream, "CMPW A, @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x70: case 0x71: case 0x72: case 0x73: case 0x74: case 0x75: case 0x76: case 0x57: - util::stream_format(stream, "CMPW A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0x78: case 0x79: case 0x7a: case 0x7b: - util::stream_format(stream, "CMPW A, @RW%d + #$%04x", (operand & 0x7), opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0x7c: case 0x7d: - util::stream_format(stream, "CMPW A, @RW%d + RW7", (operand & 0x1)); - bytes = 2; - break; - - case 0x7e: - util::stream_format(stream, "CMPW A, @PC + #$04x ($%04X)", (operand & 0x1), opcodes.r16(pc+2), (s16)opcodes.r16(pc+2) + (pc & 0xffff)); - bytes = 4; - break; - - case 0x7f: - util::stream_format(stream, "CMPW $%04x", opcodes.r16(pc+2)); - bytes = 4; - break; - - case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7: - util::stream_format(stream, "ORW A, RW%d", (operand & 0x1)); - bytes = 2; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: - util::stream_format(stream, "ORW A, @RW%d", (operand & 0x1)); - bytes = 2; - break; - - case 0xb0: case 0xb1: case 0xb2: case 0xb3: case 0xb4: case 0xb5: case 0xb6: case 0xb7: - util::stream_format(stream, "ORW A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - default: - stream << "UNK ea-type 76"; - break; - } - break; - - case 0x77: // ea-type instructions - switch (operand) - { - default: - stream << "UNK ea-type 77"; - break; - } - break; - - case 0x78: // ea-type instructions - switch (operand) - { - case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27: - util::stream_format(stream, "MULUW A, RW%d", (operand & 0x7)); - bytes = 2; - break; - - case 0x28: case 0x29: case 0x2a: case 0x2b: - util::stream_format(stream, "MULUW A, @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0x2c: case 0x2d: case 0x2e: case 0x2f: - util::stream_format(stream, "MULUW A, @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37: - util::stream_format(stream, "MULUW A, @RW%d + #$%02x", (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - break; - - case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7: - util::stream_format(stream, "DIVUW A, RW%d", (operand & 0x7)); - bytes = 2; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: - util::stream_format(stream, "DIVUW A, @RW%d", (operand & 0x3)); - bytes = 2; - break; - - case 0xac: case 0xad: case 0xae: case 0xaf: - util::stream_format(stream, "DIVUW A, @RW%d+", (operand & 0x3)); - bytes = 2; - break; - - default: - stream << "UNK ea-type 78"; - break; - } - break; - - case 0x7a: // ea RWi-type instructions - if (operand & 0x10) - { - util::stream_format(stream, "MOV RW%d, @RW%d + #$%02x", (operand>>5) & 0x7, (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - } - else - { - util::stream_format(stream, "MOV R%d, R%d", (operand>>5) & 0x7, (operand & 0x7)); - bytes = 2; - } - break; - - case 0x7b: // ea RWi-type instructions - if (operand & 0x10) - { - util::stream_format(stream, "MOVW RW%d, @RW%d + #$%02x", (operand>>5) & 0x7, (operand & 0x7), opcodes.r8(pc+2)); - bytes = 3; - } - else - { - util::stream_format(stream, "MOVW RW%d, RW%d", (operand>>5) & 0x7, (operand & 0x7)); - bytes = 2; - } - break; - - case 0x80: case 0x81: case 0x82: case 0x83: case 0x84: case 0x85: case 0x86: case 0x87: - util::stream_format(stream, "MOV A, R%d", (opcode & 0x7)); - break; - - case 0x88: case 0x89: case 0x8a: case 0x8b: case 0x8c: case 0x8d: case 0x8e: case 0x8f: - util::stream_format(stream, "MOVW A, RW%d", (opcode & 0x7)); - break; - - case 0x90: case 0x91: case 0x92: case 0x93: case 0x94: case 0x95: case 0x96: case 0x97: - util::stream_format(stream, "MOV R%d, A", (opcode & 0x7)); - break; - - case 0x98: case 0x99: case 0x9a: case 0x9b: case 0x9c: case 0x9d: case 0x9e: case 0x9f: - util::stream_format(stream, "MOVW RW%d, A", (opcode & 0x7)); - break; - - case 0xa0: case 0xa1: case 0xa2: case 0xa3: case 0xa4: case 0xa5: case 0xa6: case 0xa7: - util::stream_format(stream, "MOV R%d, #$%02x", (opcode & 0x7), operand); - bytes = 2; - break; - - case 0xa8: case 0xa9: case 0xaa: case 0xab: case 0xac: case 0xad: case 0xae: case 0xaf: - util::stream_format(stream, "MOVW RW%d, #$%04x", (opcode & 0x7), opcodes.r16(pc+1)); - bytes = 3; - break; - - case 0xb0: case 0xb1: case 0xb2: case 0xb3: case 0xb4: case 0xb5: case 0xb6: case 0xb7: - util::stream_format(stream, "MOVX A, R%d", (opcode & 0x7)); - break; - - case 0xb8: case 0xb9: case 0xba: case 0xbb: case 0xbc: case 0xbd: case 0xbe: case 0xbf: - util::stream_format(stream, "MOVW A, @RW%d + #$%02x", (opcode & 0x7), operand); - bytes = 2; - break; - - case 0xc0: case 0xc1: case 0xc2: case 0xc3: case 0xc4: case 0xc5: case 0xc6: case 0xc7: - util::stream_format(stream, "MOVX A, @RW%d + #$%02x", (opcode & 0x7), operand); - bytes = 2; - break; - - case 0xc8: case 0xc9: case 0xca: case 0xcb: case 0xcc: case 0xcd: case 0xce: case 0xcf: - util::stream_format(stream, "MOVW @RW%d + #$%02x, A", (opcode & 0x7), operand); - bytes = 2; - break; - - case 0xd0: case 0xd1: case 0xd2: case 0xd3: case 0xd4: case 0xd5: case 0xd6: case 0xd7: - case 0xd8: case 0xd9: case 0xda: case 0xdb: case 0xdc: case 0xdd: case 0xde: case 0xdf: - util::stream_format(stream, "MOVN A, #$%01x", (opcode & 0xf)); - break; - - case 0xe0: case 0xe1: case 0xe2: case 0xe3: case 0xe4: case 0xe5: case 0xe6: case 0xe7: - case 0xe8: case 0xe9: case 0xea: case 0xeb: case 0xec: case 0xed: case 0xee: case 0xef: - util::stream_format(stream, "CALL #$%01x", (opcode & 0xf)); - bytes |= STEP_OVER; - break; - - case 0xf0: branch_helper(stream, "BEQ ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf1: branch_helper(stream, "BNE ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf2: branch_helper(stream, "BC ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf3: branch_helper(stream, "BNC ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf4: branch_helper(stream, "BN ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf5: branch_helper(stream, "BP ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf6: branch_helper(stream, "BV ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf7: branch_helper(stream, "BNV ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf8: branch_helper(stream, "BT ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xf9: branch_helper(stream, "BNT ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xfa: branch_helper(stream, "BLT ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xfb: branch_helper(stream, "BGE ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xfc: branch_helper(stream, "BLE ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xfd: branch_helper(stream, "BGT ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xfe: branch_helper(stream, "BLS ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - case 0xff: branch_helper(stream, "BHI ", (pc & 0xffff)+2, (s8)operand); bytes = 2; break; - - default: - stream << "???"; - break; - - } - - return bytes | SUPPORTED; -} |