diff options
Diffstat (limited to 'subx/060write-stream.subx')
| -rw-r--r-- | subx/060write-stream.subx | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/subx/060write-stream.subx b/subx/060write-stream.subx index 66e15c7b..a9859ec9 100644 --- a/subx/060write-stream.subx +++ b/subx/060write-stream.subx @@ -24,11 +24,11 @@ write-stream: # f : fd or (address stream), s : (address stream) -> <void> 55/push-EBP 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP # if (f < 0x08000000) _write-stream(f, s), return # f can't be a user-mode address, so treat it as a kernel file descriptor - 81 7/subop/compare 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none . . 8/disp8 0x08000000/imm32 # compare *(EBP+8) + 81 7/subop/compare 1/mod/*+disp8 5/rm32/EBP . . . . 8/disp8 0x08000000/imm32 # compare *(EBP+8) 7d/jump-if-greater-or-equal $write-stream:fake/disp8 # . . push args - ff 6/subop/push 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none . . 0xc/disp8 . # push *(EBP+12) - ff 6/subop/push 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none . . 8/disp8 . # push *(EBP+8) + ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 0xc/disp8 . # push *(EBP+12) + ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 8/disp8 . # push *(EBP+8) # . . call e8/call _write-stream/disp32 # . . discard args @@ -41,9 +41,9 @@ $write-stream:fake: 56/push-ESI 57/push-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 + 8b/copy 1/mod/*+disp8 5/rm32/EBP . . 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 + 8b/copy 1/mod/*+disp8 5/rm32/EBP . . 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 6/rm32/ESI . . . 0/r32/EAX . . # copy *ESI to EAX @@ -91,14 +91,14 @@ _write-stream: # fd : int, s : (address stream) -> <void> 56/push-ESI 57/push-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 + 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 6/r32/ESI 0xc/disp8 . # copy *(EBP+12) to ESI # EDI = s->read 8b/copy 1/mod/*+disp8 6/rm32/ESI . . . 7/r32/EDI 4/disp8 . # copy *(ESI+4) to EDI # EDX = s->write 8b/copy 0/mod/indirect 6/rm32/ESI . . . 2/r32/EDX . . # copy *ESI to EDX # syscall(write, fd, &s->data[s->read], s->write-s->read) # . . fd : EBX - 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none . 3/r32/EBX 8/disp8 . # copy *(EBP+8) to EBX + 8b/copy 1/mod/*+disp8 5/rm32/EBP . . . 3/r32/EBX 8/disp8 . # copy *(EBP+8) to EBX # . . data : ECX = &s->data[s->read] 8d/copy-address 1/mod/*+disp8 4/rm32/sib 6/base/ESI 7/index/EDI . 1/r32/ECX 0xc/disp8 . # copy ESI+EDI+12 to ECX # . . size : EDX = s->write - s->read |