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zasm: add support for RETI and RETN
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@ -2,7 +2,7 @@
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; Number of rows in the argspec table
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ARGSPEC_TBL_CNT .equ 31
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; Number of rows in the primary instructions table
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INSTR_TBL_CNT .equ 136
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INSTR_TBL_CNT .equ 138
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; size in bytes of each row in the primary instructions table
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INSTR_TBL_ROWSIZE .equ 6
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; Instruction IDs They correspond to the index of the table in instrNames
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@ -49,14 +49,16 @@ I_OUT .equ 0x27
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I_POP .equ 0x28
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I_PUSH .equ 0x29
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I_RET .equ 0x2a
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I_RLA .equ 0x2b
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I_RLCA .equ 0x2c
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I_RRA .equ 0x2d
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I_RRCA .equ 0x2e
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I_SBC .equ 0x2f
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I_SCF .equ 0x30
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I_SUB .equ 0x31
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I_XOR .equ 0x32
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I_RETI .equ 0x2b
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I_RETN .equ 0x2c
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I_RLA .equ 0x2d
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I_RLCA .equ 0x2e
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I_RRA .equ 0x2f
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I_RRCA .equ 0x30
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I_SBC .equ 0x31
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I_SCF .equ 0x32
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I_SUB .equ 0x33
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I_XOR .equ 0x34
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; Checks whether A is 'N' or 'M'
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checkNOrM:
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@ -899,6 +901,8 @@ instrNames:
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.db "POP", 0
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.db "PUSH"
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.db "RET", 0
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.db "RETI"
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.db "RETN"
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.db "RLA", 0
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.db "RLCA"
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.db "RRA", 0
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@ -1056,6 +1060,8 @@ instrTBl:
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.db I_PUSH,0x1, 0, 4, 0b11000101 , 0 ; PUSH qq
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.db I_RET, 0, 0, 0, 0xc9 , 0 ; RET
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.db I_RET, 0xa, 0, 3, 0b11000000 , 0 ; RET cc
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.db I_RETI,0, 0, 0, 0xed, 0x4d ; RETI
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.db I_RETN,0, 0, 0, 0xed, 0x45 ; RETN
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.db I_RLA, 0, 0, 0, 0x17 , 0 ; RLA
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.db I_RLCA,0, 0, 0, 0x07 , 0 ; RLCA
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.db I_RRA, 0, 0, 0, 0x1f , 0 ; RRA
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