nono/m88xx0/instructions.txt - view

File: [Isaki's NoNo m68k/m88k emulator] / nono / m88xx0 / instructions.txt
Revision 1.1.1.4 (vendor branch): download - view: text, annotated - select for diffs
Wed Apr 29 17:04:57 2026 UTC (2 months, 3 weeks ago) by root
Branches: MAIN, Isaki
CVS tags: v027, v026, v025, v024, v023, v022, v021, v020, v019, v018, v017, v016, v015, v014, v013, v012, HEAD

nono 0.2.1

; ; nono ; Copyright (C) 2020 nono project ; Licensed under nono-license.txt ; ; 一応雰囲気が分かる程度に記号を使い分けているが、処理としては ; 全部 0/1 にマッピングするだけなのであまり気にしなくてよい。 ; n .. 汎用で 0/1 を取るビット ; D .. Destination Register ; S .. Source1 Register ; s .. Source2 Register ; z .. 0で予約されているが、実際には 88100 がデコードしないビット 000000_DDDDDSSSSS_nnnnnn_nnnnnnnnnn xmem_bu_imm 000001_DDDDDSSSSS_nnnnnn_nnnnnnnnnn xmem_w_imm 000010_DDDDDSSSSS_nnnnnn_nnnnnnnnnn ld_hu_imm 000011_DDDDDSSSSS_nnnnnn_nnnnnnnnnn ld_bu_imm 000100_DDDDDSSSSS_nnnnnn_nnnnnnnnnn ld_d_imm 000101_DDDDDSSSSS_nnnnnn_nnnnnnnnnn ld_w_imm 000110_DDDDDSSSSS_nnnnnn_nnnnnnnnnn ld_h_imm 000111_DDDDDSSSSS_nnnnnn_nnnnnnnnnn ld_b_imm 001000_DDDDDSSSSS_nnnnnn_nnnnnnnnnn st_d_imm 001001_DDDDDSSSSS_nnnnnn_nnnnnnnnnn st_w_imm 001010_DDDDDSSSSS_nnnnnn_nnnnnnnnnn st_h_imm 001011_DDDDDSSSSS_nnnnnn_nnnnnnnnnn st_b_imm 001100_DDDDDSSSSS_nnnnnn_nnnnnnnnnn lda_d_imm 001101_DDDDDSSSSS_nnnnnn_nnnnnnnnnn lda_w_imm 001110_DDDDDSSSSS_nnnnnn_nnnnnnnnnn lda_h_imm 001111_DDDDDSSSSS_nnnnnn_nnnnnnnnnn lda_b_imm 010000_DDDDDSSSSS_nnnnnn_nnnnnnnnnn and_imm 010001_DDDDDSSSSS_nnnnnn_nnnnnnnnnn and_u_imm 010010_DDDDDSSSSS_nnnnnn_nnnnnnnnnn mask_imm 010011_DDDDDSSSSS_nnnnnn_nnnnnnnnnn mask_u_imm 010100_DDDDDSSSSS_nnnnnn_nnnnnnnnnn xor_imm 010101_DDDDDSSSSS_nnnnnn_nnnnnnnnnn xor_u_imm 010110_DDDDDSSSSS_nnnnnn_nnnnnnnnnn or_imm 010111_DDDDDSSSSS_nnnnnn_nnnnnnnnnn or_u_imm 011000_DDDDDSSSSS_nnnnnn_nnnnnnnnnn addu_imm 011001_DDDDDSSSSS_nnnnnn_nnnnnnnnnn subu_imm 011010_DDDDDSSSSS_nnnnnn_nnnnnnnnnn divu_imm 011011_DDDDDSSSSS_nnnnnn_nnnnnnnnnn mul_imm 011100_DDDDDSSSSS_nnnnnn_nnnnnnnnnn add_imm 011101_DDDDDSSSSS_nnnnnn_nnnnnnnnnn sub_imm 011110_DDDDDSSSSS_nnnnnn_nnnnnnnnnn div_imm 011111_DDDDDSSSSS_nnnnnn_nnnnnnnnnn cmp_imm 100000_DDDDDzzzzz_01000n_nnnnnzzzzz ldcr 100000_DDDDDzzzzz_01001n_nnnnnzzzzz fldcr 100000_zzzzzSSSSS_10000n_nnnnnsssss stcr 100000_zzzzzSSSSS_10001n_nnnnnsssss fstcr 100000_DDDDDSSSSS_11000n_nnnnnsssss xcr 100000_DDDDDSSSSS_11001n_nnnnnsssss fxcr 100001_DDDDDSSSSS_00000n_nnnnnsssss fmul 100001_DDDDD00000_001000_000nnsssss flt 100001_DDDDDSSSSS_00101n_nnnnnsssss fadd 100001_DDDDDSSSSS_00110n_nnnnnsssss fsub 100001_DDDDDSSSSS_00111n_nnnnnsssss fcmp 100001_DDDDD00000_010010_0nn00sssss int 100001_DDDDD00000_010100_0nn00sssss nint 100001_DDDDD00000_010110_0nn00sssss trnc 100001_DDDDDSSSSS_01110n_nnnnnsssss fdiv 110000_nnnnnnnnnn_nnnnnn_nnnnnnnnnn br 110001_nnnnnnnnnn_nnnnnn_nnnnnnnnnn br_n 110010_nnnnnnnnnn_nnnnnn_nnnnnnnnnn bsr 110011_nnnnnnnnnn_nnnnnn_nnnnnnnnnn bsr_n 110100_nnnnnSSSSS_nnnnnn_nnnnnnnnnn bb0 110101_nnnnnSSSSS_nnnnnn_nnnnnnnnnn bb0_n 110110_nnnnnSSSSS_nnnnnn_nnnnnnnnnn bb1 110111_nnnnnSSSSS_nnnnnn_nnnnnnnnnn bb1_n 111010_MMMMMSSSSS_nnnnnn_nnnnnnnnnn bcnd 111011_MMMMMSSSSS_nnnnnn_nnnnnnnnnn bcnd_n 111100_DDDDDSSSSS_100000_wwwwwooooo clr_1 111100_DDDDDSSSSS_100010_wwwwwooooo set_1 111100_DDDDDSSSSS_100100_wwwwwooooo ext_1 111100_DDDDDSSSSS_100110_wwwwwooooo extu_1 111100_DDDDDSSSSS_101000_wwwwwooooo mak_1 111100_DDDDDSSSSS_101010_zzzzzooooo rot_1 111100_bbbbbSSSSS_110100_0vvvvvvvvv tb0 111100_bbbbbSSSSS_110110_0vvvvvvvvv tb1 111100_MMMMMSSSSS_111010_0vvvvvvvvv tcnd 111101_DDDDDSSSSS_000000_xU000sssss xmem_bu 111101_DDDDDSSSSS_000001_xU000sssss xmem_w 111101_DDDDDSSSSS_000010_xU000sssss ld_hu 111101_DDDDDSSSSS_000011_xU000sssss ld_bu 111101_DDDDDSSSSS_000100_xU000sssss ld_d 111101_DDDDDSSSSS_000101_xU000sssss ld_w 111101_DDDDDSSSSS_000110_xU000sssss ld_h 111101_DDDDDSSSSS_000111_xU000sssss ld_b 111101_DDDDDSSSSS_001000_xU000sssss st_d 111101_DDDDDSSSSS_001001_xU000sssss st_w 111101_DDDDDSSSSS_001010_xU000sssss st_h 111101_DDDDDSSSSS_001011_xU000sssss st_b 111101_DDDDDSSSSS_001100_xU000sssss lda_d 111101_DDDDDSSSSS_001101_xU000sssss lda_w 111101_DDDDDSSSSS_001110_xU000sssss lda_h 111101_DDDDDSSSSS_001111_xU000sssss lda_b 111101_DDDDDSSSSS_010000_00000sssss and 111101_DDDDDSSSSS_010001_00000sssss and_c 111101_DDDDDSSSSS_010100_00000sssss xor 111101_DDDDDSSSSS_010101_00000sssss xor_c 111101_DDDDDSSSSS_010110_00000sssss or 111101_DDDDDSSSSS_010111_00000sssss or_c 111101_DDDDDSSSSS_011000_nn000sssss addu 111101_DDDDDSSSSS_011001_nn000sssss subu 111101_DDDDDSSSSS_011010_zz000sssss divu 111101_DDDDDSSSSS_011011_zz000sssss mul 111101_DDDDDSSSSS_011100_nn000sssss add 111101_DDDDDSSSSS_011101_nn000sssss sub 111101_DDDDDSSSSS_011110_zz000sssss div 111101_DDDDDSSSSS_011111_zz000sssss cmp 111101_DDDDDSSSSS_100000_00000sssss clr_2 111101_DDDDDSSSSS_100010_00000sssss set_2 111101_DDDDDSSSSS_100100_00000sssss ext_2 111101_DDDDDSSSSS_100110_00000sssss extu_2 111101_DDDDDSSSSS_101000_00000sssss mak_2 111101_DDDDDSSSSS_101010_00000sssss rot_2 111101_zzzzzzzzzz_110000_00000sssss jmp 111101_zzzzzzzzzz_110001_00000sssss jmp_n 111101_zzzzzzzzzz_110010_00000sssss jsr 111101_zzzzzzzzzz_110011_00000sssss jsr_n 111101_DDDDDzzzzz_111010_00000sssss ff1 111101_DDDDDzzzzz_111011_00000sssss ff0 111101_zzzzzzzzzz_111111_0000000000 rte 111101_zzzzzSSSSS_111110_00000SSSSS tbnd_1 111110_zzzzzSSSSS_nnnnnn_nnnnnnnnnn tbnd_2 ;11111_zzzzzzzzzz_000000_0vvvvvvvvv (ブランチ履歴での例外記録用) 111111_DDDDDSSSSS_000001_nnnnnnnnnn doscall

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.