diff options
Diffstat (limited to 'twasm/README.md')
| -rw-r--r-- | twasm/README.md | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/twasm/README.md b/twasm/README.md index 774f568..aed9ea1 100644 --- a/twasm/README.md +++ b/twasm/README.md @@ -160,12 +160,13 @@ metadata about some tokens in the following form: the `type` hex digit is defined as the following: -| hex | meaning | examples | -|-----|----------|-| -| 0x0 | ignored | | -| 0x1 | operator | `mov`, `hlt` | -| 0x2 | register | `rsp`, `al` | -| 0xF | unknown | any token ID not represented in the lookup table | +| hex | meaning | examples | +|-----|-----------------|-| +| 0x0 | ignored | | +| 0x1 | operator | `mov`, `hlt` | +| 0x2 | register | `rsp`, `al` | +| 0x3 | pseudo-operator | `db` | +| 0xF | unknown | any token ID not represented in the lookup table | type metadata for the different types is as follows: @@ -210,6 +211,17 @@ type metadata for the different types is as follows: 11b ; 64 bit ``` +``` +1 byte ++----------+ +| type 0x3 | ++----------+ +| 31 24 | ++----------+ +| reserved | ++----------+ +``` + #### `opcodes.by_id` entries are as follows: @@ -396,6 +408,13 @@ supported tokens are listed below | call | 0x0059 | | | ret | 0x005A | | | cmp | 0x005B | | +| jmp | 0x005C | | +| je | 0x005D | | +| jne | 0x005E | | +| push | 0x005F | | +| pop | 0x0060 | | +| out | 0x0061 | | +| db | 0x0100 | pseudo-operator | | | 0x10XX | some memory address; `XX` is as specified below | | | 0x20XX | some constant; `XX` is as specified below | | | 0x3XXX | some label definition; `XXX` is its entry index in the label table | |