diff options
author | Bobby Bingham <koorogi@koorogi.info> | 2017-01-10 18:10:52 -0600 |
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committer | Bobby Bingham <koorogi@koorogi.info> | 2017-01-15 23:18:51 -0600 |
commit | 239ee7648658b77b217f5c8142ef887612516af4 (patch) | |
tree | e2464cc80f777da061cd885839ab338625f4c0e1 /mnemonics.c |
Add table of instructions and their encodings
Diffstat (limited to 'mnemonics.c')
-rw-r--r-- | mnemonics.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/mnemonics.c b/mnemonics.c new file mode 100644 index 0000000..4a21992 --- /dev/null +++ b/mnemonics.c @@ -0,0 +1,40 @@ +#include "mnemonics.h" + +const struct mnemonic mnemonics[] = { + { "add", 0x0000, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* add */ + { "sub", 0x0001, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* subtract */ + { "mul", 0x0002, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* multiply */ + { "div", 0x0003, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* divide */ + { "and", 0x0100, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* bitwise and */ + { "or", 0x0101, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* bitwise or */ + { "xor", 0x0102, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* bitwise exclusive or */ + { "lsl", 0x1000, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* logical shift left */ + { "lsr", 0x1100, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* logical shift right */ + { "asl", 0x1002, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* arithmetic shift left (fills with lsb) */ + { "asr", 0x1102, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* arithmetic shift right (fills with msb) */ + { "rol", 0x1003, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* rotate left */ + { "ror", 0x1103, { {REG, 9}, {REG, 5}, {REG, 2} } }, /* rotate right */ + { "not", 0x2000, { {REG, 9}, {REG, 2} } }, /* bitwise inverse */ + { "neg", 0x2100, { {REG, 9}, {REG, 2} } }, /* negate */ + { "btc", 0x3000, { {REG, 9}, {REG, 2} } }, /* bit clear */ + { "bts", 0x3100, { {REG, 9}, {REG, 2} } }, /* bit set */ + { "mov", 0x4004, { {REG, 9}, {REG, 5} } }, /* register move */ + { "st.b", 0x4100, { {REGPTR, 9}, {REG, 5} } }, /* store byte */ + { "st.w", 0x4104, { {REGPTR, 9}, {REG, 5} } }, /* store word */ + { "ld.bl", 0x4101, { {REG, 9}, {REGPTR, 5} } }, /* load byte into low byte of register */ + { "ld.bh", 0x4111, { {REG, 9}, {REGPTR, 5} } }, /* load byte into high byte of register */ + { "ld.w", 0x4105, { {REG, 9}, {REGPTR, 5} } }, /* load word */ + { "ldi.bl", 0x5000, { {REG, 9}, {IMM, 0} } }, /* load immediate into low byte of register */ + { "ldi.bh", 0x5100, { {REG, 9}, {IMM, 0} } }, /* load immediate into high byte of register */ + { "beq", 0x6000, { {PCOFF, 0}, } }, /* branch if equal */ + { "bne", 0x6200, { {PCOFF, 0}, } }, /* branch if not equal */ + { "bgt", 0x6400, { {PCOFF, 0}, } }, /* branch if greater than */ + { "bge", 0x6600, { {PCOFF, 0}, } }, /* branch if greater than or equal */ + { "blt", 0x6800, { {PCOFF, 0}, } }, /* branch if less than */ + { "ble", 0x6a00, { {PCOFF, 0}, } }, /* branch if less than or equal */ + { "bra", 0x6e00, { {PCOFF, 0}, } }, /* branch always */ + { "jmp", 0x7000, { {REGPTR, 5}, } }, /* branch always */ + { "addpc", 0x8000, { {REG, 9}, {IMM, 0} } }, /* add program counter and immediate */ + { "nop", 0xffff, { } }, /* no operation */ +}; + |