diff options
| author | Kartik Agaram <vc@akkartik.com> | 2018-12-10 09:55:46 -0800 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2018-12-10 09:55:46 -0800 |
| commit | 3d4fba4d12030c0c872d0bec3a542f16a554d386 (patch) | |
| tree | b87b68f85dbdeb126bc8d694900d2f7ad7ad286d /subx/060write-stream.subx | |
| parent | 3a4d87073098fd42fc5133a4b5ad6e4b6d2c9aed (diff) | |
| download | mu-3d4fba4d12030c0c872d0bec3a542f16a554d386.tar.gz | |
4865
More mnemonic register usage in write-stream.
Diffstat (limited to 'subx/060write-stream.subx')
| -rw-r--r-- | subx/060write-stream.subx | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/subx/060write-stream.subx b/subx/060write-stream.subx index 73b48e36..ab669fd9 100644 --- a/subx/060write-stream.subx +++ b/subx/060write-stream.subx @@ -40,35 +40,35 @@ $write-stream:fake: 50/push-EAX 56/push-ESI 57/push-EDI - # ESI = f - 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 6/r32/ESI 8/disp8 . # copy *(EBP+8) to ESI - # EDI = s - 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 7/r32/EDI 0xc/disp8 . # copy *(EBP+12) to EDI + # EDI = f + 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 7/r32/EDI 8/disp8 . # copy *(EBP+8) to EDI + # ESI = s + 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none 6/r32/ESI 0xc/disp8 . # copy *(EBP+12) to ESI # EAX = _append-4(&f->data[f->write], &f->data[f->length], &s->data[s->read], &s->data[s->write]) # . . push &s->data[s->write] - 8b/copy 0/mod/indirect 7/rm32/EDI . . . 0/r32/EAX . . # copy *EDI to EAX - 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy EDI+EAX+12 to EAX + 8b/copy 0/mod/indirect 6/rm32/ESI . . . 0/r32/EAX . . # copy *ESI to EAX + 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy ESI+EAX+12 to EAX 50/push-EAX # . . push &s->data[s->read] - 8b/copy 1/mod/*+disp8 7/rm32/EDI . . . 0/r32/EAX 4/disp8 . # copy *(EDI+4) to EAX - 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy EDI+EAX+12 to EAX + 8b/copy 1/mod/*+disp8 6/rm32/ESI . . . 0/r32/EAX 4/disp8 . # copy *(ESI+4) to EAX + 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy ESI+EAX+12 to EAX 50/push-EAX # . . push &f->data[f->length] - 8b/copy 1/mod/*+disp8 6/rm32/ESI . . . 0/r32/EAX 8/disp8 . # copy *(ESI+8) to EAX - 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy ESI+EAX+12 to EAX + 8b/copy 1/mod/*+disp8 7/rm32/EDI . . . 0/r32/EAX 8/disp8 . # copy *(EDI+8) to EAX + 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy EDI+EAX+12 to EAX 50/push-EAX # . . push &f->data[f->write] - 8b/copy 0/mod/indirect 6/rm32/ESI . . . 0/r32/EAX . . # copy *ESI to EAX - 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy ESI+EAX+12 to EAX + 8b/copy 0/mod/indirect 7/rm32/EDI . . . 0/r32/EAX . . # copy *EDI to EAX + 8d/copy-address 1/mod/*+disp8 4/rm32/sib 7/base/EDI 0/index/EAX . 0/r32/EAX 0xc/disp8 . # copy EDI+EAX+12 to EAX 50/push-EAX # . . call e8/call _append-4/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x10/imm32 # add to ESP # f->write += EAX - 01/add 0/mod/indirect 6/rm32/ESI . . . 0/r32/EAX . . # add EAX to *ESI + 01/add 0/mod/indirect 7/rm32/EDI . . . 0/r32/EAX . . # add EAX to *EDI # s->read += EAX - 01/add 1/mod/*+disp8 7/rm32/EDI . . . 0/r32/EAX 4/disp8 . # add EAX to *(EDI+4) + 01/add 1/mod/*+disp8 6/rm32/ESI . . . 0/r32/EAX 4/disp8 . # add EAX to *(ESI+4) # . restore registers 5f/pop-to-EDI 5e/pop-to-ESI |