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| author | Kartik Agaram <vc@akkartik.com> | 2021-01-11 23:19:43 -0800 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2021-01-11 23:19:43 -0800 |
| commit | f6075374f595db87651d62d414b5185d66120ab4 (patch) | |
| tree | 6cce943f7c926fa48c6b2593542a91e6c0034187 /baremetal/112read-byte.subx | |
| parent | f66866c7566dcbdb55145976c289280abd6be8d2 (diff) | |
| download | mu-f6075374f595db87651d62d414b5185d66120ab4.tar.gz | |
7496
Diffstat (limited to 'baremetal/112read-byte.subx')
| -rw-r--r-- | baremetal/112read-byte.subx | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/baremetal/112read-byte.subx b/baremetal/112read-byte.subx index e8731044..73ea3c87 100644 --- a/baremetal/112read-byte.subx +++ b/baremetal/112read-byte.subx @@ -1,3 +1,7 @@ +# instruction effective address register displacement immediate +# . op subop mod rm32 base index scale r32 +# . 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes + # TODO: read-byte-buffered # Return next byte value in eax, with top 3 bytes cleared. |