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Implement more of 6809.

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This commit is contained in:
Jeff Tranter 2015-07-03 17:47:29 -04:00
parent a1d1d8ff63
commit 460b78b710
1 changed files with 68 additions and 5 deletions
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6809.py
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@ -11,7 +11,10 @@
maxLength = 4 maxLength = 4
# Leadin bytes for multbyte instructions # Leadin bytes for multbyte instructions
leadInBytes = [0x10] leadInBytes = [0x10, 0x11]
# Notes:
# Not all addressing modes are implemented.
# Addressing mode table # Addressing mode table
addressModeTable = { addressModeTable = {
@ -75,13 +78,73 @@ opcodeTable = {
0xd4 : [ 2, "andb", "direct" ], 0xd4 : [ 2, "andb", "direct" ],
0xe4 : [ 2, "andb", "indexed" ], 0xe4 : [ 2, "andb", "indexed" ],
0xf4 : [ 3, "andb", "extended" ], 0xf4 : [ 3, "andb", "extended" ],
0x1C : [ 2, "andcc","imm8" ], 0x1c : [ 2, "andcc","imm8" ],
0x48 : [ 1, "asla", "inherent" ],
0x58 : [ 1, "aslb", "inherent" ],
0x08 : [ 2, "asl", "direct" ],
0x68 : [ 2, "asl", "indexed" ],
0x78 : [ 3, "asl", "extended" ],
0x47 : [ 1, "asra", "inherent" ],
0x57 : [ 1, "asrb", "inherent" ],
0x07 : [ 2, "asr", "direct" ],
0x67 : [ 2, "asr", "indexed" ],
0x77 : [ 3, "asr", "extended" ],
0x85 : [ 2, "bita", "imm8" ],
0x95 : [ 2, "bita", "direct" ],
0xa5 : [ 2, "bita", "indexed" ],
0xb5 : [ 3, "bita", "extended" ],
0xc5 : [ 2, "bitb", "imm8" ],
0xd5 : [ 2, "bitb", "direct" ],
0xe5 : [ 2, "bitb", "indexed" ],
0xf5 : [ 3, "bitb", "extended" ],
0x4f : [ 1, "clra", "inherent" ],
0x5f : [ 1, "clrb", "inherent" ],
0x0f : [ 2, "clr", "direct" ],
0x6f : [ 2, "clr", "indexed" ],
0x7f : [ 3, "clr", "extended" ],
0x81 : [ 2, "cmpa", "imm8" ],
0x91 : [ 2, "cmpa", "direct" ],
0xa1 : [ 2, "cmpa", "indexed" ],
0xb1 : [ 3, "cmpa", "extended" ],
0xc1 : [ 2, "cmpb", "imm8" ],
0xd1 : [ 2, "cmpb", "direct" ],
0xe1 : [ 2, "cmpb", "indexed" ],
0xf1 : [ 3, "cmpb", "extended" ],
0x1083 : [ 4, "cmpd", "imm16" ],
0x1093 : [ 3, "cmpd", "direct" ],
0x10a3 : [ 3, "cmpd", "indexed" ],
0x10b3 : [ 4, "cmpd", "extended" ],
0x118c : [ 4, "cmps", "imm16" ],
0x119c : [ 3, "cmps", "direct" ],
0x11ac : [ 3, "cmps", "indexed" ],
0x11bc : [ 4, "cmps", "extended" ],
0x1183 : [ 4, "cmpu", "imm16" ],
0x1193 : [ 3, "cmpu", "direct" ],
0x11a3 : [ 3, "cmpu", "indexed" ],
0x11b3 : [ 4, "cmpu", "extended" ],
0x8c : [ 3, "cmpx", "imm16" ],
0x9c : [ 2, "cmpx", "direct" ],
0xac : [ 2, "cmpx", "indexed" ],
0xbc : [ 3, "cmpx", "extended" ],
0x108c : [ 4, "cmpy", "imm16" ],
0x109c : [ 3, "cmpy", "direct" ],
0x10ac : [ 3, "cmpy", "indexed" ],
0x10bc : [ 4, "cmpy", "extended" ],
0x43 : [ 1, "coma", "inherent" ],
0x53 : [ 1, "comb", "inherent" ],
0x03 : [ 2, "comb", "direct" ],
0x63 : [ 2, "comb", "indexed" ],
0x73 : [ 3, "comb", "extended" ],
0x3c : [ 2, "cwai", "imm8" ],
0x19 : [ 1, "daa", "inherent" ],
0x4a : [ 1, "deca", "inherent" ],
0x5a : [ 1, "decb", "inherent" ],
0x0a : [ 2, "dec", "direct" ],
0x6a : [ 2, "dec", "indexed" ],
0x7a : [ 3, "dec", "extended" ],
0x26 : [ 2, "bne", "rel8", pcr ], 0x26 : [ 2, "bne", "rel8", pcr ],
0x26 : [ 2, "bne", "rel8", pcr ],
0x1026 : [ 4, "lbne", "rel16", pcr ], 0x1026 : [ 4, "lbne", "rel16", pcr ],
0x00 : [ 2, "neg", "direct" ], 0x00 : [ 2, "neg", "direct" ],