From 68ea390db8e5977dcc84dc93daeb467ee243cb35 Mon Sep 17 00:00:00 2001 From: Aleksey Veresov Date: Fri, 16 Oct 2020 13:34:42 +0300 Subject: Restyled ia32. --- ia32/syscall.sts | 61 +++++++++++++++++++------------------------------------- 1 file changed, 21 insertions(+), 40 deletions(-) (limited to 'ia32/syscall.sts') diff --git a/ia32/syscall.sts b/ia32/syscall.sts index 58a6ffd..3bce0ff 100644 --- a/ia32/syscall.sts +++ b/ia32/syscall.sts @@ -1,50 +1,31 @@ defasm quit -; mov eax, 1 -# b8 ?' # 1 ?. -; xor ebx, ebx -# 31 ?' # db ?' -; int 0x80 -# cd ?' # 80 ?' + # b8 ?' # 1 ?. ; mov eax, 1 + # 31 ?' # db ?' ; xor ebx, ebx + # cd ?' # 80 ?' ; int 0x80 +; no need in next since this is the last instruction _data_segment ?choose -?$ ?? _io_buffer -# 0 ?' + ?$ ?? _iobuf # 0 ?' _code_segment ?choose defasm key -; mov eax, 3 -# b8 ?' # 3 ?. -; xor ebx, ebx -# 31 ?' # db ?' -; mov ecx, _io_buffer -# b9 ?' _io_buffer ?. -; mov edx, 1 -# ba ?' # 1 ?. -; int 0x80 -# cd ?' # 80 ?' -; xor ebx, ebx -# 31 ?' # db ?' -; mov bl, [_io_buffer] -# 8a ?' # 1d ?' _io_buffer ?. -; push ebx -# 53 ?' -; push eax -# 50 ?' + # b8 ?' # 3 ?. ; mov eax, 3 + # 31 ?' # db ?' ; xor ebx, ebx + # b9 ?' _iobuf ?. ; mov ecx, _iobuf + # ba ?' # 1 ?. ; mov edx, 1 + # cd ?' # 80 ?' ; int 0x80 + # 31 ?' # db ?' ; xor ebx, ebx + # 8a ?' # 1d ?' _iobuf ?. ; mov bl, [_iobuf] + # 53 ?' ; push ebx + # 50 ?' ; push eax next defasm emit -; pop eax -# 58 ?' -; mov [_io_buffer], al -# a2 ?' _io_buffer ?. -; mov eax, 4 -# b8 ?' # 4 ?. -; mov ebx, 1 -# bb ?' # 1 ?. -; mov ecx, _io_buffer -# b9 ?' _io_buffer ?. -; mov edx, 1 -# ba ?' # 1 ?. -; int 0x80 -# cd ?' # 80 ?' + # 58 ?' ; pop eax + # a2 ?' _iobuf ?. ; mov [_iobuf], al + # b8 ?' # 4 ?. ; mov eax, 4 + # bb ?' # 1 ?. ; mov ebx, 1 + # b9 ?' _iobuf ?. ; mov ecx, _iobuf + # ba ?' # 1 ?. ; mov edx, 1 + # cd ?' # 80 ?' ; int 0x80 next -- cgit v1.2.3