2015-06-18 21:24:59 +00:00
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##########################################################################
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#
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# Processor specific code
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2015-06-19 00:59:24 +00:00
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# CPU = "6811"
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# Description = "FreeScale 68HC11 8-bit microcontroller."
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# DataWidth = 8 # 8-bit data
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# AddressWidth = 16 # 16-bit addresses
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2015-06-18 21:24:59 +00:00
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# Maximum length of an instruction (for formatting purposes)
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maxLength = 5;
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# Leadin bytes for multbyte instructions
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leadInBytes = [0x18, 0x1a, 0xcd]
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# Addressing mode table
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addressModeTable = {
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2015-06-19 00:59:24 +00:00
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"inherent" : "",
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"immediate" : "#${0:02X}",
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"immediatex" : "#${0:02X}{1:02X}",
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"direct" : "${0:02X}",
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2015-06-19 01:22:09 +00:00
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"direct2" : "${0:02X} ${1:02X}",
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2015-06-19 01:33:07 +00:00
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"direct3" : "${0:02X} ${1:02X} ${2:02X}",
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2015-06-19 00:59:24 +00:00
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"extended" : "${0:02X}{1:02X}",
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2015-06-19 01:22:09 +00:00
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"indexedx" : "${0:02X},x",
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"indexedx2" : "${0:02X},x ${1:02X}",
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2015-06-19 01:33:07 +00:00
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"indexedx3" : "${0:02X},x ${1:02X} ${2:02X}",
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"indexedy" : "${0:02X},y",
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2015-06-19 01:22:09 +00:00
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"indexedy2" : "${0:02X},y ${1:02X}",
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2015-06-19 01:33:07 +00:00
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"indexedy3" : "${0:02X},y ${1:02X} ${2:02X}",
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2015-06-19 00:59:24 +00:00
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"relative" : "${0:04X}",
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2015-06-18 21:24:59 +00:00
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}
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# Op Code Table
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# Key is numeric opcode (possibly multiple bytes)
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# Value is a list:
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# # bytes
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# mnemonic
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# addressing mode.
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# flags (e.g. pcr)
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opcodeTable = {
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2015-06-19 00:59:24 +00:00
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0x1b : [ 1, "aba", "inherent" ],
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0x3a : [ 1, "abx", "inherent" ],
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0x183a : [ 2, "aby", "inherent" ],
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0x89 : [ 2, "adca", "immediate" ],
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0x99 : [ 2, "adca", "direct" ],
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0xb9 : [ 3, "adca", "extended" ],
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0xa9 : [ 2, "adca", "indexedx" ],
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0x18a9 : [ 3, "adca", "indexedy" ],
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0xc9 : [ 2, "adcb", "immediate" ],
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0xd9 : [ 2, "adcb", "direct" ],
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0xf9 : [ 3, "adcb", "extended" ],
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0xe9 : [ 2, "adcb", "indexedx" ],
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0x18e9 : [ 3, "adcb", "indexedy" ],
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0x8b : [ 2, "adda", "immediate" ],
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0x9b : [ 2, "adda", "direct" ],
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0xbb : [ 3, "adda", "extended" ],
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0xab : [ 2, "adda", "indexedx" ],
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0x18ab : [ 3, "adda", "indexedy" ],
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0xcb : [ 2, "addb", "immediate" ],
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0xdb : [ 2, "addb", "direct" ],
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0xfb : [ 3, "addb", "extended" ],
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0xeb : [ 2, "addb", "indexedx" ],
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0x18eb : [ 3, "addb", "indexedy" ],
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0xc3 : [ 3, "addd", "immediatex" ],
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0xd3 : [ 2, "addd", "direct" ],
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0xf3 : [ 3, "addd", "extended" ],
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0xe3 : [ 2, "addd", "indexedx" ],
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0x18e3 : [ 3, "addd", "indexedy" ],
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0x84 : [ 2, "anda", "immediate" ],
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0x94 : [ 2, "anda", "direct" ],
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0xb4 : [ 3, "anda", "extended" ],
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0xa4 : [ 2, "anda", "indexedx" ],
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0x18a4 : [ 3, "anda", "indexedy" ],
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0xc4 : [ 2, "andb", "immediate" ],
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0xd4 : [ 2, "andb", "direct" ],
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0xf4 : [ 3, "andb", "extended" ],
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0xe4 : [ 2, "andb", "indexedx" ],
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0x18e4 : [ 3, "andb", "indexedy" ],
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0x78 : [ 3, "asl", "extended" ],
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0x68 : [ 2, "asl", "indexedx" ],
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0x1868 : [ 3, "asl", "indexedy" ],
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0x48 : [ 1, "asla", "inherent" ],
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0x58 : [ 1, "aslb", "inherent" ],
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0x05 : [ 1, "asld", "inherent" ],
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0x77 : [ 3, "asr", "extended" ],
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0x67 : [ 2, "asr", "indexedx" ],
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0x1867 : [ 3, "asr", "indexedy" ],
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0x47 : [ 1, "asra", "inherent" ],
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0x57 : [ 1, "asrb", "inherent" ],
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0x24 : [ 2, "bcc", "relative", pcr ],
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2015-06-19 01:22:09 +00:00
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0x15 : [ 3, "bclr", "direct2", ],
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0x1d : [ 3, "bclr", "indexedx2", ],
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0x181d : [ 4, "bclr", "indexedy2", ],
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0x25 : [ 2, "bcs", "relative", pcr ],
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0x27 : [ 2, "beq", "relative", pcr ],
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0x2c : [ 2, "bge", "relative", pcr ],
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0x2e : [ 2, "bgt", "relative", pcr ],
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0x22 : [ 2, "bhi", "relative", pcr ],
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0x24 : [ 2, "bhs", "relative", pcr ],
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0x85 : [ 2, "bita", "immediate" ],
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0x95 : [ 2, "bita", "direct" ],
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0xb5 : [ 3, "bita", "extended" ],
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0xa5 : [ 2, "bita", "indexedx" ],
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0x18a5 : [ 3, "bita", "indexedy" ],
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0xc5 : [ 2, "bitb", "immediate" ],
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0xd5 : [ 2, "bitb", "direct" ],
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0xf5 : [ 3, "bitb", "extended" ],
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0xe5 : [ 2, "bitb", "indexedx" ],
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0x18e5 : [ 3, "bitb", "indexedy" ],
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0x2f : [ 2, "ble", "relative", pcr ],
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0x25 : [ 2, "blo", "relative", pcr ],
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0x23 : [ 2, "bls", "relative", pcr ],
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0x2d : [ 2, "blt", "relative", pcr ],
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0x2b : [ 2, "bmi", "relative", pcr ],
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0x26 : [ 2, "bne", "relative", pcr ],
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0x2a : [ 2, "bpl", "relative", pcr ],
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0x20 : [ 2, "bra", "relative", pcr ],
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2015-06-19 01:33:07 +00:00
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0x13 : [ 4, "brclr", "direct3", ],
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0x1f : [ 4, "brclr", "indexedx3", ],
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0x181f : [ 5, "brclr", "indexedy3", ],
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0x21 : [ 2, "brn", "relative", pcr ],
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2015-06-19 03:18:48 +00:00
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0x12 : [ 4, "brset", "direct3", ],
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0x1e : [ 4, "brset", "indexedx3", ],
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0x181e : [ 5, "brset", "indexedy3", ],
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0x14 : [ 3, "bset", "direct2", ],
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0x1c : [ 3, "bset", "indexedx2", ],
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0x181c : [ 4, "bset", "indexedy2", ],
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0x8d : [ 2, "bsr", "relative", pcr ],
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0x28 : [ 2, "bvc", "relative", pcr ],
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0x29 : [ 2, "bvs", "relative", pcr ],
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0x11 : [ 1, "cba", "inherent" ],
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0x0c : [ 1, "clc", "inherent" ],
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0x0e : [ 1, "cli", "inherent" ],
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0x7f : [ 3, "clr", "extended" ],
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0x6f : [ 2, "clr", "indexedx" ],
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0x187f : [ 3, "clr", "indexedy" ],
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0x4f : [ 1, "clra", "inherent" ],
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0x5f : [ 1, "clrb", "inherent" ],
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0x0a : [ 1, "clv", "inherent" ],
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0x81 : [ 2, "cmpa", "immediate" ],
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0x91 : [ 2, "cmpa", "direct" ],
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0xb1 : [ 3, "cmpa", "extended" ],
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0xa1 : [ 2, "cmpa", "indexedx" ],
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0x18a1 : [ 3, "cmpa", "indexedy" ],
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0xc1 : [ 2, "cmpb", "immediate" ],
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0xd1 : [ 2, "cmpb", "direct" ],
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0xf1 : [ 3, "cmpb", "extended" ],
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0xe1 : [ 2, "cmpb", "indexedx" ],
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0x18e1 : [ 3, "cmpb", "indexedy" ],
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0x73 : [ 3, "com", "extended" ],
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0x63 : [ 2, "com", "indexedx" ],
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0x1863 : [ 3, "com", "indexedy" ],
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0x43 : [ 1, "coma", "inherent" ],
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0x53 : [ 1, "comb", "inherent" ],
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0x1a83 : [ 4, "cpd", "immediatex" ],
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0x1a93 : [ 3, "cpd", "direct" ],
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0x1ab3 : [ 4, "cpd", "extended" ],
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0x1aa3 : [ 3, "cpd", "indexedx" ],
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0xcda3 : [ 3, "cpd", "indexedy" ],
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2015-06-19 00:59:24 +00:00
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2015-06-18 21:24:59 +00:00
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0x00 : [ 1, "test", "inherent" ],
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0x01 : [ 1, "nop", "inherent" ],
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0x02 : [ 2, "ora", "direct" ],
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0x03 : [ 3, "jmp", "extended" ],
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2015-06-19 00:59:24 +00:00
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0x86 : [ 2, "ldaa", "immediate" ],
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0x8f : [ 1, "xgdx", "inherent" ],
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0x188f : [ 2, "xgdy", "inherent" ],
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2015-06-18 21:24:59 +00:00
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}
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# End of processor specific code
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##########################################################################
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