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add more stuff to the lookup tables

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andromeda
2026-03-24 11:16:39 +01:00
parent 26b6b44caf
commit 74fc57cdfc
2 changed files with 227 additions and 101 deletions
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163
twasm/README.md
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@@ -210,11 +210,32 @@ type metadata for the different types is as follows:
entries are as follows:
```
+-----------------+-----------------+----------+
| 31 24 | 23 16 | 15 0 |
+-----------------+-----------------+----------+
| dest=reg opcode | dest=r/m opcode | token ID |
+-----------------+-----------------+----------+
+------------------------------+
| 0 operand operators |
+----------+--------+----------+
| 31 24 | 23 16 | 15 0 |
+----------+--------+----------+
| reserved | opcode | token ID |
+----------+--------+----------+
+-------+----------+---------+----------+
| 1 operand operators |
+-------+----------+---------+----------+
| 31 27 | 26 24 | 23 16 | 15 0 |
+-------+----------+---------+----------+
| zeros | reg bits | opcode | token ID |
| | | dst=r/m | |
+-------+----------+---------+----------+
+------------------------------+
| 2 operand operators |
+---------+---------+----------+
| 31 24 | 23 16 | 15 0 |
+---------+---------+----------+
| opcode | opcode | token ID |
| dst=reg | dst=r/m | |
| src=r/m | src=reg | |
+---------+---------+----------+
```
note the lack of support for multiple-byte opcodes or multiple opcodes for one token ID; these features will likely be added at some point after the parser accumulates too much jank.
@@ -233,14 +254,14 @@ supported tokens are listed below
| rdi | 0x0005 | |
| rsp | 0x0006 | |
| rbp | 0x0007 | |
| r8 | 0x0008 | |
| r9 | 0x0009 | |
| r10 | 0x000A | |
| r11 | 0x000B | |
| r12 | 0x000C | |
| r13 | 0x000D | |
| r14 | 0x000E | |
| r15 | 0x000F | |
| r8 | 0x0008 | unimplemented |
| r9 | 0x0009 | unimplemented |
| r10 | 0x000A | unimplemented |
| r11 | 0x000B | unimplemented |
| r12 | 0x000C | unimplemented |
| r13 | 0x000D | unimplemented |
| r14 | 0x000E | unimplemented |
| r15 | 0x000F | unimplemented |
| eax | 0x0010 | |
| ebx | 0x0011 | |
| ecx | 0x0012 | |
@@ -249,61 +270,61 @@ supported tokens are listed below
| edi | 0x0015 | |
| esp | 0x0016 | |
| ebp | 0x0017 | |
| r8d | 0x0018 | |
| r9d | 0x0019 | |
| r10d | 0x001A | |
| r11d | 0x001B | |
| r12d | 0x001C | |
| r13d | 0x001D | |
| r14d | 0x001E | |
| r15d | 0x001F | |
| ax | 0x0020 | |
| bx | 0x0021 | |
| cx | 0x0022 | |
| dx | 0x0023 | |
| si | 0x0024 | |
| di | 0x0025 | |
| sp | 0x0026 | |
| bp | 0x0027 | |
| r8w | 0x0028 | |
| r9w | 0x0029 | |
| r10w | 0x002A | |
| r11w | 0x002B | |
| r12w | 0x002C | |
| r13w | 0x002D | |
| r14w | 0x002E | |
| r15w | 0x002F | |
| al | 0x0030 | |
| bl | 0x0031 | |
| cl | 0x0032 | |
| dl | 0x0033 | |
| sil | 0x0034 | |
| dil | 0x0035 | |
| spl | 0x0036 | |
| bpl | 0x0037 | |
| r8b | 0x0038 | |
| r9b | 0x0039 | |
| r10b | 0x003A | |
| r11b | 0x003B | |
| r12b | 0x003C | |
| r13b | 0x003D | |
| r14b | 0x003E | |
| r15b | 0x003F | |
| ah | 0x0040 | |
| bh | 0x0041 | |
| ch | 0x0042 | |
| dh | 0x0043 | |
| cs | 0x0044 | |
| ds | 0x0045 | |
| es | 0x0046 | |
| fs | 0x0047 | |
| gs | 0x0048 | |
| ss | 0x0049 | |
| cr0 | 0x004A | |
| cr2 | 0x004B | |
| cr3 | 0x004C | |
| cr4 | 0x004D | |
| cr8 | 0x004E | |
| r8d | 0x0018 | unimplemented |
| r9d | 0x0019 | unimplemented |
| r10d | 0x001A | unimplemented |
| r11d | 0x001B | unimplemented |
| r12d | 0x001C | unimplemented |
| r13d | 0x001D | unimplemented |
| r14d | 0x001E | unimplemented |
| r15d | 0x001F | unimplemented |
| ax | 0x0020 | unimplemented |
| bx | 0x0021 | unimplemented |
| cx | 0x0022 | unimplemented |
| dx | 0x0023 | unimplemented |
| si | 0x0024 | unimplemented |
| di | 0x0025 | unimplemented |
| sp | 0x0026 | unimplemented |
| bp | 0x0027 | unimplemented |
| r8w | 0x0028 | unimplemented |
| r9w | 0x0029 | unimplemented |
| r10w | 0x002A | unimplemented |
| r11w | 0x002B | unimplemented |
| r12w | 0x002C | unimplemented |
| r13w | 0x002D | unimplemented |
| r14w | 0x002E | unimplemented |
| r15w | 0x002F | unimplemented |
| al | 0x0030 | unimplemented |
| bl | 0x0031 | unimplemented |
| cl | 0x0032 | unimplemented |
| dl | 0x0033 | unimplemented |
| sil | 0x0034 | unimplemented |
| dil | 0x0035 | unimplemented |
| spl | 0x0036 | unimplemented |
| bpl | 0x0037 | unimplemented |
| r8b | 0x0038 | unimplemented |
| r9b | 0x0039 | unimplemented |
| r10b | 0x003A | unimplemented |
| r11b | 0x003B | unimplemented |
| r12b | 0x003C | unimplemented |
| r13b | 0x003D | unimplemented |
| r14b | 0x003E | unimplemented |
| r15b | 0x003F | unimplemented |
| ah | 0x0040 | unimplemented |
| bh | 0x0041 | unimplemented |
| ch | 0x0042 | unimplemented |
| dh | 0x0043 | unimplemented |
| cs | 0x0044 | unimplemented |
| ds | 0x0045 | unimplemented |
| es | 0x0046 | unimplemented |
| fs | 0x0047 | unimplemented |
| gs | 0x0048 | unimplemented |
| ss | 0x0049 | unimplemented |
| cr0 | 0x004A | unimplemented |
| cr2 | 0x004B | unimplemented |
| cr3 | 0x004C | unimplemented |
| cr4 | 0x004D | unimplemented |
| cr8 | 0x004E | unimplemented |
| hlt | 0x004F | |
| int3 | 0x0050 | |
| | 0x0051 | deprecated; formerly `[`. Now `0x10XX` is used. |
@@ -317,12 +338,6 @@ supported tokens are listed below
| call | 0x0059 | |
| ret | 0x005A | |
| cmp | 0x005B | |
| je | 0x005C | |
| jne | 0x005D | |
| jge | 0x005E | |
| jg | 0x005F | |
| jle | 0x0060 | |
| jl | 0x0061 | |
| | 0x10XX | some memory address; `XX` is as specified below |
| | 0xFFFF | unrecognised token |