GE-115 Emulator
An Emulator of the General Electrics GE-115 computer
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opcodes.h
Go to the documentation of this file.
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#ifndef OPCODES_H
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#define OPCODES_H
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/* Operation codes and instruction formats
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* --------------------------------------- */
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/* P format instructions */
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#define ENS_OPCODE 0x02
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#define ENS_2NDCHAR 0x10
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#define INS_OPCODE 0x02
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#define INS_2NDCHAR 0x20
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#define LOFF_OPCODE 0x02
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#define LOFF_2NDCHAR 0x40
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#define LON_OPCODE 0x02
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#define LON_2NDCHAR 0x80
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#define LOLL_OPCODE 0x02
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#define LOLL_2NDCHAR 0x91
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#define NOP2_OPCODE 0x07
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#define HLT_OPCODE 0x0A
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/* PM format instructions */
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#define JIE_OPCODE 0x53
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#define JIE_2NDCHAR 0x20
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#define JS2_OPCODE 0x53
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#define JS2_2NDCHAR 0x40
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#define JS1_OPCODE 0x53
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#define JS1_2NDCHAR 0x80
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#define JRT_OPCODE 0x41
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#define JC_OPCODE 0x43
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#define JU_OPCODE 0x47
/* unconditional jump (JC-family; mask 0xF0) */
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#define JCC_OPCODE 0x40
/* jump on condition, decimal-deck variant (mask in aux char) */
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#define LA_OPCODE 0x68
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#define TM_OPCODE 0x91
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#define MVI_OPCODE 0x92
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#define NI_OPCODE 0x94
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#define CMI_OPCODE 0x95
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#define CI_OPCODE 0x96
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#define XI_OPCODE 0x97
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#define PERI_OPCODE 0x9c
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#define LPSR_OPCODE 0x9d
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#define PER_OPCODE 0x9e
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#define RDC_OPCODE 0x90
/* peripheral read-card, decimal-deck variant (PER-family) */
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#define STR_OPCODE 0xb4
/* Store Register; funktionalcpu step 0x38 (was wrongly 0x84) */
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#define LR_OPCODE 0xbc
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#define CMR_OPCODE 0xbd
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#define AMR_OPCODE 0xbe
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#define SMR_OPCODE 0xbf
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/* PMM Format Instructions */
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#define MVC_OPCODE 0xd2
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#define NC_OPCODE 0xd4
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#define CMC_OPCODE 0xd5
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#define OC_OPCODE 0xd6
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#define XC_OPCODE 0xd7
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#define UPK_OPCODE 0xd8
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#define SR_OPCODE 0xd9
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#define PK_OPCODE 0xdA
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#define SL_OPCODE 0xdb
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#define TL_OPCODE 0xdc
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#define EDT_OPCODE 0xde
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#define MVP_OPCODE 0xe8
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#define CMP_OPCODE 0xe9
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#define AP_OPCODE 0xea
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#define SP_OPCODE 0xeb
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#define MP_OPCODE 0xec
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#define DP_OPCODE 0xed
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#define PKS_OPCODE 0xee
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#define UPKS_OPCODE 0xef
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#define MVQ_OPCODE 0xf8
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#define CMQ_OPCODE 0xf9
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#define AD_OPCODE 0xfa
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#define SD_OPCODE 0xfb
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#define AB_OPCODE 0xfe
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#define SB_OPCODE 0xff
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/* from cpu fo. 10, 11 */
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#endif
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