From 1c622005c289ef1cd9feea277bd0ff46b19d15f0 Mon Sep 17 00:00:00 2001
From: mrb0nk500 <b0nk@b0nk.xyz>
Date: Sun, 3 May 2020 15:51:57 -0400
Subject: Put the instruction, and I/O routines into separate functions.

I did this to make it more readable, while still
making it fast, due to inlining it.
---
 disasm.h | 187 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 187 insertions(+)
 create mode 100644 disasm.h

(limited to 'disasm.h')

diff --git a/disasm.h b/disasm.h
new file mode 100644
index 0000000..8fe2b4c
--- /dev/null
+++ b/disasm.h
@@ -0,0 +1,187 @@
+static const char *opname[0x100] = {
+	[0x00] = "CPS",
+	[0x01] = "ADC #",
+	[0x02] = "AAB",
+	[0x04] = "ADC a",
+	[0x05] = "LDA ind",
+	[0x06] = "ADC zm",
+	[0x08] = "PHP #",
+	[0x09] = "CPB #",
+	[0x0A] = "PHB #",
+	[0x0C] = "DEC a",
+	[0x0D] = "DEC zm",
+	[0x0E] = "JMP zm",
+	[0x10] = "JMP a",
+	[0x11] = "SBC #",
+	[0x12] = "SAB",
+	[0x14] = "SBC a",
+	[0x15] = "STA ind",
+	[0x16] = "SBC zm",
+	[0x18] = "ENT #",
+	[0x19] = "CPY #",
+	[0x1A] = "PLB #",
+	[0x1C] = "INC a",
+	[0x1D] = "INC zm",
+	[0x1E] = "JSR zm",
+	[0x20] = "JSL a",
+	[0x21] = "AND #",
+	[0x22] = "ABA",
+	[0x24] = "AND a",
+	[0x25] = "CMP ind",
+	[0x26] = "AND zm",
+	[0x28] = "PLP #",
+	[0x29] = "CPX #",
+	[0x2A] = "PHY #",
+	[0x2C] = "CPB a",
+	[0x2D] = "CPB zm",
+	[0x2E] = "BPO zm",
+	[0x30] = "BPO a",
+	[0x31] = "ORA #",
+	[0x32] = "OAB",
+	[0x34] = "ORA a",
+	[0x35] = "LDB ind",
+	[0x36] = "ORA zm",
+	[0x38] = "STT #",
+	[0x39] = "LDA zmy",
+	[0x3A] = "PLY #",
+	[0x3C] = "CPX a",
+	[0x3D] = "CPY zm",
+	[0x3E] = "BNG zm",
+	[0x40] = "BNG a",
+	[0x41] = "XOR #",
+	[0x42] = "XAB",
+	[0x44] = "XOR a",
+	[0x45] = "STB ind",
+	[0x46] = "XOR zm",
+	[0x48] = "PHA #",
+	[0x49] = "STA zmy",
+	[0x4A] = "PHX #",
+	[0x4C] = "CPY a",
+	[0x4D] = "CPX zm",
+	[0x4E] = "BCS zm",
+	[0x50] = "BCS a",
+	[0x51] = "LSL #",
+	[0x52] = "LLB",
+	[0x54] = "LSL a",
+	[0x55] = "CPB ind",
+	[0x56] = "LSL zm",
+	[0x58] = "CLC",
+	[0x59] = "LDB zmy",
+	[0x5A] = "PLX #",
+	[0x5C] = "LDA iny",
+	[0x5D] = "LDA inx",
+	[0x5E] = "BCC zm",
+	[0x60] = "BCC a",
+	[0x61] = "LSR #",
+	[0x62] = "LRB",
+	[0x64] = "LSR a",
+	[0x65] = "LDY ind",
+	[0x66] = "LSR zm",
+	[0x68] = "PLA #",
+	[0x69] = "STB zmy",
+	[0x6A] = "TAB",
+	[0x6C] = "STA iny",
+	[0x6D] = "STA inx",
+	[0x6E] = "BEQ zm",
+	[0x70] = "BEQ a",
+	[0x71] = "ROL #",
+	[0x72] = "RLB",
+	[0x74] = "ROL a",
+	[0x75] = "STY ind",
+	[0x76] = "ROL zm",
+	[0x78] = "SEC",
+	[0x79] = "LDA zmx",
+	[0x7A] = "TBA",
+	[0x7C] = "CMP iny",
+	[0x7D] = "CMP inx",
+	[0x7E] = "BNE zm",
+	[0x80] = "BNE a",
+	[0x81] = "ROR #",
+	[0x82] = "RRB",
+	[0x84] = "ROR a",
+	[0x85] = "CPY ind",
+	[0x86] = "ROR zm",
+	[0x88] = "DEY",
+	[0x89] = "STA zmx",
+	[0x8A] = "TAY",
+	[0x8C] = "LDB iny",
+	[0x8D] = "LDB inx",
+	[0x8E] = "BVS zm",
+	[0x90] = "BVS a",
+	[0x91] = "MUL #",
+	[0x92] = "MAB",
+	[0x94] = "MUL a",
+	[0x95] = "LDX ind",
+	[0x96] = "MUL zm",
+	[0x98] = "CLI",
+	[0x99] = "LDB zmx",
+	[0x9A] = "TYA",
+	[0x9C] = "STB iny",
+	[0x9D] = "STB inx",
+	[0x9E] = "BVC zm",
+	[0xA0] = "BVC a",
+	[0xA1] = "DIV #",
+	[0xA2] = "DAB",
+	[0xA4] = "DIV a",
+	[0xA5] = "STX ind",
+	[0xA6] = "DIV zm",
+	[0xA8] = "INY",
+	[0xA9] = "STB zmx",
+	[0xAA] = "TAX",
+	[0xAC] = "CPB iny",
+	[0xAD] = "CPB inx",
+	[0xAE] = "RTS",
+	[0xB0] = "RTL",
+	[0xB1] = "CMP #",
+	[0xB2] = "CAB",
+	[0xB4] = "CMP a",
+	[0xB5] = "CPX ind",
+	[0xB6] = "CMP zm",
+	[0xB8] = "SEI",
+	[0xB9] = "LDX #",
+	[0xBA] = "TXA",
+	[0xBC] = "LDX a",
+	[0xBD] = "LDX zm",
+	[0xBE] = "JSR ind",
+	[0xC0] = "RTI",
+	[0xC1] = "LDA #",
+	[0xC4] = "LDA a",
+	[0xC5] = "DEX",
+	[0xC6] = "LDA zm",
+	[0xC8] = "CLV",
+	[0xC9] = "LDX zmy",
+	[0xCA] = "TYX",
+	[0xCC] = "STA a",
+	[0xCD] = "STA zm",
+	[0xCE] = "JMP ind",
+	[0xD0] = "TSX",
+	[0xD1] = "LDB #",
+	[0xD4] = "LDB a",
+	[0xD5] = "INX",
+	[0xD6] = "LDB zm",
+	[0xD8] = "WAI",
+	[0xD9] = "STX zmy",
+	[0xDA] = "TXY",
+	[0xDC] = "STB a",
+	[0xDD] = "STB zm",
+	[0xE0] = "TXS #",
+	[0xE1] = "LDY #",
+	[0xE4] = "LDY a",
+	[0xE5] = "DEC A",
+	[0xE6] = "LDY zm",
+	[0xE8] = "BRK",
+	[0xE9] = "LDY zmx",
+	[0xEA] = "NOP",
+	[0xEC] = "STY a",
+	[0xED] = "STY zm",
+	[0xEE] = "DEB",
+	[0xF1] = "ASR #",
+	[0xF2] = "ARB",
+	[0xF4] = "ASR a",
+	[0xF5] = "INC A",
+	[0xF6] = "ASR zm",
+	[0xF9] = "STY zmx",
+	[0xFC] = "STX a",
+	[0xFD] = "STX zm",
+	[0xFE] = "INB"
+};
-- 
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