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xasm 2.4.-2.
This commit is contained in:
Piotr Fusik
parent
f9a11b10e3
commit
a7279f7ea6
159
xasm.asm
159
xasm.asm
@ -12,14 +12,14 @@ ENDIF
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CODESEG
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; comment out to disable
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SET_WIN_TITLE = 1
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; SET_WIN_TITLE = 1
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; compak = 1d00h
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l_icl = 1024
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l_org = 4096
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IFDEF EXE
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l_lab = 55000
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l_lab = 54000
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ELSE
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l_lab = 48000
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ENDIF
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@ -92,9 +92,10 @@ b_swn = 4
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m_swn = 10h
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m_swo = 20h
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m_swp = 40h
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m_sws = 80h
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m_swt = 100h
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m_swu = 200h
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m_swq = 80h
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m_sws = 100h
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m_swt = 200h
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m_swu = 400h
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;[flist]
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m_lsti = 4
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@ -103,6 +104,7 @@ m_lsto = 10h
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m_lsts = m_lsto+m_lstl+m_lsti
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nhand = -1 ;null handle
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STDERR = 2
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cr equ 13
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eol equ 13,10
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eot equ 13,10,'$'
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@ -279,7 +281,7 @@ ENDIF
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int 2fh
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mov [titfin], ' '
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endif
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print hello
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; print hello
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IFDEF EXE
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mov si, offset tlabel+3
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ELSE
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@ -310,13 +312,13 @@ parg1: lodsb
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mov [fslen], di
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jmp parg0
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usg: print usgtxt ; usage - instrukcja
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usg: print hello ; usage - instrukcja
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dos 4c03h
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popt1: lodsb
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and al, 0dfh ; mala litera -> duza
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mov di, offset swilet
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mov cx, 10
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mov cx, 11
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repne scasb
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jne usg ; nie ma takiego switcha
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bts [swits], cx ; sprawdz bit i ustaw
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@ -341,7 +343,11 @@ popt2: lodsb
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pargx:
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cmp [(icl t_icl).nam], 0 ; czy jest nazwa?
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je usg
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mov di, offset lstnam
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testsw m_swq
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jnz nohelo
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mov [usgtxt], '$'
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print hello
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nohelo: mov di, offset lstnam
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mov eax, 'TSL'
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call defnam
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mov di, offset objnam
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@ -407,7 +413,7 @@ ELSE
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push cs
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ENDIF
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pop ds
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print envtxt
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call prenvt
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dos 4c02h
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renvx:
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@ -450,7 +456,8 @@ opfile: call fopen
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pop eax
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cmp eax, [objmod]
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ja main
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print oldtxt
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mov si, offset oldtxt
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call prline
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dos 4c00h
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main: mov bx, [iclen]
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@ -740,7 +747,9 @@ skiret: ret
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; ERROR
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errln: call ppline
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erron: call prname
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print errtxt
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mov dx, offset errtxt
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mov cx, errtxl
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call prerr
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pop si
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call msgenv
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dos 4c02h
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@ -748,41 +757,50 @@ erron: call prname
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; WARNING
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warln: call ppline
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call prname
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print wartxt
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mov dx, offset wartxt
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mov cx, wartxl
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call prerr
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pop ax
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pop si
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push ax
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mov [byte exitcod], 1
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msgenv: call prline
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btr [flags], b_enve
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jnc msgenx
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print envtxt
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msgenx: ret
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jnc skiret
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prenvt: mov si, offset envtxt
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jmp prline
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prname: mov bx, [iclen]
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cmp bx, offset t_icl
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jna msgenx
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jna skiret
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mov di, [(icl bx).prev]
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push di
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lea dx, [(icl di).nam]
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mov [byte bx-1], '$'
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; mov [byte bx-1], '$'
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lea cx, [bx-1]
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sub cx, dx
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mov [envnam], dx
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sub bx, dx
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mov [envlen], bx
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print
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mov dl, ' '
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dos 2
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mov dl, '('
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dos 2
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call prerr
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mov al, ' '
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call putchar
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mov al, '('
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call putchar
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pop bx
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mov eax, [(icl bx).line]
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call pridec
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mov dl, ')'
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dos 2
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mov dl, ' '
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dos 2
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call numdet
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mov dx, di
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mov [envnum], di
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mov cx, offset dectxt+10
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sub cx, di
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call prerr
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mov al, ')'
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call putchar
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mov al, ' '
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call putchar
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testsw m_swe
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jz msgenx
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jz skiret
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les di, [dword envofs]
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mov ax, [es:3]
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shl ax, 4
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@ -798,7 +816,7 @@ prname: mov bx, [iclen]
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stosd
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mov si, [envnam]
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senv1: movsb
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cmp [byte si], '$'
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cmp [byte si], 0 ;'$'
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jne senv1
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xor al, al
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stosb
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@ -820,13 +838,21 @@ senve: setfl m_enve
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ret
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ppline: mov si, offset line
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prline: mov dl, [si]
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dos 2
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inc si
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prline: mov dx, si
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xor cx, cx
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prli1: inc si
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inc cx
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cmp [byte si-1], 0dh
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jne prline
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mov dl, 0ah
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dos 2
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jne prli1
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mov bx, STDERR
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dos 40h
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mov al, 0ah
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putchar:
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mov [chbuf], al
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mov dx, offset chbuf
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mov cx, 1
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prerr: mov bx, STDERR
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dos 40h
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ret
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miseif: push offset e_meif
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@ -898,6 +924,8 @@ lata4: call phword
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jb lata1
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nlata: call lclose
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testsw m_swq
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jnz zrbyt
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mov eax, [lines]
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shr eax, 1
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call pridec
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@ -987,8 +1015,10 @@ putblk: jpass1 putx ; zapisz blok
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xor cx, cx
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file 3ch, e_crobj
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mov [ohand], ax
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testsw m_swq
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jnz noobjt
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print objtxt
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pop dx cx
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noobjt: pop dx cx
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putb1: mov bx, [ohand]
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file 40h, e_wrobj
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movzx ecx, cx
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@ -1184,8 +1214,10 @@ opnlst: mov dx, offset lstnam
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opntab: xor cx, cx
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file 3ch, e_crlst
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mov [lhand], ax
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testsw m_swq
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jnz nolstt
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print lsttxt
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mov dx, offset hello
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nolstt: mov dx, offset hello
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mov cx, hellen
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jmp putlad
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@ -1209,6 +1241,7 @@ adex2: mov [byte di-1], '.'
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adexr: ret
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; Zapisz dziesietnie eax; di-koniec liczby
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numdet: mov di, offset dectxt+10
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numdec: mov ebx, 10
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numde1: cdq
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div ebx
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@ -1220,10 +1253,9 @@ numde1: cdq
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ret
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; Wyswietl dziesietnie eax
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pridec: mov di, offset dectxt+10
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call numdec
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pridec: call numdet
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mov dx, di
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mov [envnum], di
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; mov [envnum], di
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print
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ret
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@ -1261,8 +1293,8 @@ clfna:
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je clfx
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cmp al, 9
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je clfx
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cmp al, '/'
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je clfx
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; cmp al, '/'
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; je clfx
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cmp al, 0dh
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jne clf1
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clfx: xor al, al
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@ -2831,29 +2863,31 @@ optvec dw optl0,optl1,opth0,opth1,opto0,opto1
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cndtxt dd 'DNE','TFI','ILE','SLE','FIE'
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cndvec dw pofend,0,p_ift,0,p_eli,0,p_els,0,p_eif
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swilet db 'UTSPONLIEC'
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swilet db 'UTSQPONLIEC'
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hello db 'X-Assembler 2.4.-3'
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hello db 'X-Assembler 2.4.-2'
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ifdef SET_WIN_TITLE
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titfin db 0
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else
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db ' '
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endif
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db 'by Fox/Taquart',eot
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hellen = $-hello-1
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db 'by Fox/Taquart',eol
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hellen = $-hello
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usgtxt db "Syntax: XASM source [options]",eol
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db "/c List code excluded by ift/els/eli",eol
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db "/e Set environment variables ERRFILE and ERRLINE if error occurs",eol
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db "/i Don't list included files",eol
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db "/l[:fname] Generate listing",eol
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db "/n Assemble only if source file is newer than object file",eol
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db "/o:fname Write object file as 'fname'",eol
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db "/p Print fully qualified file names in listing and error messages",eol
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db "/s Don't convert spaces to tabs in listing",eol
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db "/t[:fname] List label table",eol
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db "/u Warn of unused labels",eot
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oldtxt db 'Source file is older than object file - not assembling',eot
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envtxt db 'Can''t change environment',eot
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db "/c Include false conditionals in listing",eol
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; db "/d:label=value Define a label",eol
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db "/e Set environment variables ERRFILE and ERRLINE",eol
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db "/i Don't list included files",eol
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db "/l[:filename] Generate listing",eol
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db "/n Assemble only if source file is newer than object file",eol
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db "/o:filename Set object file name",eol
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db "/p Print fully qualified file names in listing and error messages",eol
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db "/q Suppress info messages",eol
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db "/s Don't convert spaces to tabs in listing",eol
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db "/t[:filename] List label table",eol
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db "/u Warn of unused labels",eot
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oldtxt db 'Source file is older than object file - not assembling',cr
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envtxt db 'Can''t change environment',cr
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objtxt db 'Writing object file...',eot
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lsttxt db 'Writing listing file...'
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eoltxt db eot
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@ -2864,13 +2898,15 @@ tabtxl = $-tabtxt
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lintxt db ' lines of source assembled',eot
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byttxt db ' bytes written to the object file',eot
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dectxt db 10 dup(' '),'$'
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wartxt db 'WARNING: $'
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wartxt db 'WARNING: '
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wartxl = $-wartxt
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w_bugjp db 'Buggy indirect jump',eol
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w_bras db 'Branch would be sufficient',eol
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w_ulab db 'Unused label',eol
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w_skif db 'Skipping only first instruction',eol
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w_repl db 'Repeating only last instruction',eol
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errtxt db 'ERROR: $'
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errtxt db 'ERROR: '
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errtxl = $-errtxt
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e_open db 'Can''t open file',cr
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e_read db 'Disk read error',cr
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e_crobj db 'Can''t write to the object file',cr
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@ -2968,6 +3004,7 @@ envseg dw ?
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envnam dw ?
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envnum dw ?
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envlen dw ?
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chbuf db ?
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var = $
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MACRO bb _name
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