diff options
| author | Oxore <oxore@protonmail.com> | 2023-05-16 22:38:06 +0300 |
|---|---|---|
| committer | Oxore <oxore@protonmail.com> | 2023-05-16 22:39:44 +0300 |
| commit | 253628f0a481ac340642c30cd8e12536e4e17bd7 (patch) | |
| tree | 4ab270bc9bf59c345522ae14cde982d37e9b4a3e | |
| parent | 2594d7fd14f4692aeae8f1c94836bd3187c52cc2 (diff) | |
Add todo.md and instructions.txt just for history
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | instructions.txt | 81 | ||||
| -rw-r--r-- | todo.md | 11 |
3 files changed, 92 insertions, 1 deletions
@@ -4,7 +4,6 @@ *.asm *.S *.out -*.txt *.trace *.log prof_output diff --git a/instructions.txt b/instructions.txt new file mode 100644 index 0000000..a918401 --- /dev/null +++ b/instructions.txt @@ -0,0 +1,81 @@ + Mnemonic Dest op addr mode mask Src op addr mode mask ++ ORI to CCR NA NA ++ ORI to SR NA NA ++ ORI 1011_1111_1000 NA ++ ANDI to CCR NA NA ++ ANDI to SR NA NA ++ ANDI 1011_1111_1000 NA ++ SUBI 1011_1111_1000 NA ++ ADDI 1011_1111_1000 NA ++ EORI to CCR NA NA ++ EORI to SR NA NA ++ EORI 1011_1111_1000 NA ++ CMPI 1011_1111_1110 NA ++ BTST 1011_1111_1110 NA ++ BCHG 1011_1111_1000 NA ++ BCLR 1011_1111_1000 NA ++ BSET 1011_1111_1000 NA ++ MOVEP NA NA ++ MOVEA 1111_1111_1111 NA ++ MOVE 1011_1111_1000 1111_1111_1111 +* MOVE from SR 1011_1111_1000 NA +* MOVE to CCR NA 1011_1111_1111 +* MOVE to SR NA 1011_1111_1111 ++ NEGX 1011_1111_1000 NA ++ CLR NA 1011_1111_1000 ++ NEG 1011_1111_1000 NA ++ NOT NA 1011_1111_1000 ++ EXT NA NA ++ NBCD 1011_1111_1000 NA ++ SWAP NA NA ++ PEA NA 0010_0111_1110 ++ ILLEGAL NA NA ++ TAS NA 1011_1111_1000 ++ TST NA 1011_1111_1110 ++ TRAP NA NA ++ LINK NA NA ++ UNLK NA NA ++ MOVE USP NA NA ++ RESET NA NA ++ NOP NA NA ++ STOP NA NA ++ RTE NA NA ++ RTS NA NA ++ TRAPV NA NA ++ RTR NA NA ++ JSR NA 0010_0111_1110 ++ JMP NA 0010_0111_1110 ++ MOVEM 0010_1111_1000 0011_0111_1110 ++ LEA NA 0010_0111_1110 ++ CHK NA 1011_1111_1000 ++ ADDQ 1111_1111_1000 NA ++ SUBQ 1111_1111_1000 NA ++ Scc 1011_1111_1000 NA ++ DBcc NA NA ++ BRA NA NA ++ BSR NA NA ++ Bcc NA NA ++ MOVEQ NA NA ++ DIVU NA 1011_1111_1111 ++ DIVS NA 1011_1111_1111 ++ SBCD NA NA ++ OR 1011_1111_1000 1011_1111_1111 ++ SUB 1011_1111_1000 1111_1111_1111 ++ SUBX 1000_1000_0000 1000_1000_0000 ++ SUBA 0100_0000_0000 1111_1111_1111 ++ EOR 1011_1111_1000 1000_0000_0000 ++ CMPM 0001_0000_0000 0001_0000_0000 ++ CMP 1000_0000_0000 1111_1111_1111 ++ CMPA 0100_0000_0000 1111_1111_1111 ++ MULU NA 1011_1111_1111 ++ MULS NA 1011_1111_1111 ++ ABCD NA NA ++ EXG NA NA ++ AND 1011_1111_1000 1011_1111_1111 ++ ADD 1011_1111_1000 1111_1111_1111 ++ ADDX 1000_1000_0000 1000_1000_0000 ++ ADDA 0100_0000_0000 1111_1111_1111 ++ ASd 1011_1111_1000 NA ++ LSd 1011_1111_1000 NA ++ ROXd 1011_1111_1000 NA ++ ROd 1011_1111_1000 NA @@ -0,0 +1,11 @@ +# TODO + +- Add tests for relocations with all supported addressing modes. +- Implement CLI option that can be used to specify regions of RAM and IO + registers. Custom ROM location and size is still not the case, only 4MiB at + the base `0x00000000` is supported and it remains. +- Implement address substitution with some symbol instead of raw offset on all + instructions, that support `Word`, `Long`, `(d16,PC)` or relative displacement + addressing modes. Also substitute `immediate` values if they are look like an + address in the RAM, or other predefined location, but not ROM. Assume 24 bit + address space. |