/
parser.finc
4170 lines (4169 loc) · 282 KB
/
parser.finc
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macro yasic_operation depth, operation, [ argument ]
{
common
local offs
local next
next = 1
offs = $
times ( depth ) db ' '
db operation
forward
if ( next = 0 )
db ','
end if
next = 0
times ( 40 - ( $ - offs )) db ' '
offs = $
db argument
common
db yasic.sNewLine
}
macro yasic_operation_ depth, operation, [ argument ]
{
common
local offs
local next
next = 1
offs = $
times ( depth ) db ' '
db operation
forward
if ( next = 0 )
db ','
end if
next = 0
times ( 40 - ( $ - offs )) db ' '
offs = $
db argument
}
struc yasic_fail message, ichar, line, go, pos, _file_, here, size
{
local chars, chars.size, modes, modes.size, offs
virtual at null
chars::
file _file_
chars.size = $
end virtual
modes.size = 18
virtual at null
modes::
db 'Invalid '
db 'Header '
db 'Space '
db 'Remark '
db 'Content '
db 'Inline '
db 'InlineParse '
db 'InlineSpace '
db 'InlineOp '
db 'InlineArg '
db 'InlineEscape '
db 'InlineString '
db 'InlineWait '
db 'InlineRemark '
db '<0x0e> '
db '<0x0f> '
db 'RegEx '
db 'RegExOpen '
db 'RegExWait '
db 'RegExString '
db 'RegExEscape '
db 'RegExEscapeString '
db 'RegExHexWait '
db 'RegExHexString '
db 'RegExClassStart '
db 'RegExClassFirst '
db 'RegExClassParse '
db 'Label '
db 'LabelWait '
db 'Block '
db 'CommandWait '
db 'CommandLook '
db 'CommandArgument '
db 'CommandNext '
db 'CommandStop '
db 'CommandString '
db 'CommandNull '
db 'CommandDecimal '
db 'CommandHexadecimal'
db 'Let '
db 'LetWait '
db 'LetNull '
db 'LetDecimal '
db 'LetHexadecimal '
db 'LetString '
db 'Range '
db 'Range_to '
db 'Range_wait '
db 'Message '
db 'String '
db 'String '
db 'Escape '
db 'EscapeString '
db 'Output '
db 'Error '
end virtual
display yasic.sNewLine, yasic.sNewLine
db yasic.sNewLine, yasic.sNewLine
display '[asm:yasic] '
db ';< an error occured >', yasic.sNewLine
db ';{', yasic.sNewLine
db ';: '
display message
db message
if ( size eq )
else
display '»'
db '> ›'
repeat size
load a byte from chars:( here + % - 1 )
display a
db a
end repeat
db '‹'
display '«'
end if
db yasic.sNewLine
db ';: file: »'
db _file_
db '«', yasic.sNewLine
db ';: mode: <'
offs = ( modes.size * . )
repeat modes.size
load char byte from modes:( offs + % - 1 )
if ( char = ' ' )
break
else
db char
end if
end repeat
db '>', yasic.sNewLine
display yasic.sNewLine
display '[asm:yasic] on line: 0x'
db ';: line: 0x'
displayHex line
hd line
display ' char: 0x'
db ';: char: 0x'
displayHex2 ichar
hw ichar
if ( ichar > yasic.sControlChars )
display ' ( ›', ichar, '‹ )'
db ' ( ›', ichar, '‹ )'
end if
display ':', yasic.sNewLine
db ':', yasic.sNewLine
display '> ›'
db ';: »'
while ( 1 = 1 )
load char byte from chars:( go + % - 1 )
if ( char = yasic.sNewLine )
break
else
display char
db char
end if
end while
display '‹', yasic.sNewLine
display ' '
db '«', yasic.sNewLine
db ';: '
repeat ( pos )
display ' '
db ' '
end repeat
display '^', yasic.sNewLine
db '^', yasic.sNewLine
db ';}', yasic.sNewLine, yasic.sNewLine
. = yasic.mError
}
macro yasic_parse input
{
local header, header.size, head
local chars, chars.size, char, ichar, utf8, ipos, isize
local offs, size, line, go, pos
local mode, function, begin
local class
local func, depth, idepth, xdepth, layer, layer.max, count
local group, group.depth, group.ctr, group.go
local value, stored, temp
local symbols, symbol.msk, symbol.var, symbol.cmd
local arguments, argument.msk, argument.max, argument.ctr
local messages, message.ctr, message.num
local output, output.size, output.offs
local variables, variable.ctr, variable.max
local textInserted
virtual at null ;( actual code to parse )
chars::
file input
chars.size = $
end virtual
virtual at null ;( for header comparison )
header::
db '#!sba:yasic', yasic.sNewLine
header.size = $
end virtual
layer.max = 1024
virtual at null ;( deepness of code {, } )
layer::
rq layer.max ;counter
rw layer.max ;group
end virtual
symbol.msk = (( 2 shl 10 ) - 1 )
virtual at null ;( variables )
symbols::
rw (( symbol.msk + 1 )) ; type
rw (( symbol.msk + 1 )) ; unused
rd (( symbol.msk + 1 )) ; size
rq (( symbol.msk + 1 )) ;qword offs
end virtual
argument.max = 8
argument.msk = ( argument.max - 1 )
virtual at null ;( arguments )
arguments::
rw ( argument.msk + 1 ) ; type
rw ( argument.msk + 1 ) ; unused
rd ( argument.msk + 1 ) ; size
rq ( argument.msk + 1 ) ;qword offs
end virtual
message.num = 16384
virtual at null
messages::
rq ( message.num )
rd ( message.num )
end virtual
output.size = ( 2 shl ( 20 ))
virtual at null
output::
rb output.size
end virtual
variables.max = ( 2 shl ( 20 ))
virtual at null
variables::
rb variables.max ;type (signed/unsigned, data/resv, (byte, char, word, dword, qword, pointer, string, ...))
rb variables.max ;name.size
rd variables.max ; /size
rw variables.max ;?
rq variables.max ;value/*pointer
rq variables.max ;*name
rq variables.max ;hash
end virtual
virtual at null
utf8buf::
rd 1
end virtual
;( get length of some strings )
;{
virtual at null
db yasic.OpEcho
yasic.OpEcho.size = $
end virtual
virtual at null
db yasic.Symbol
yasic.Symbol.size = $
end virtual
virtual at null
db yasic.TheChar
yasic.TheChar.size = $
end virtual
;}
if ( defined yasic.Depth )
idepth = ( yasic.Depth + 0 )
else
idepth = ( 0 )
end if
textInserted = null
ichar = null
char = null
line = ( 1 )
ipos = null
isize = null
pos = ( 0 - 1 )
utf8 = null
group = null
group.ctr = null
mode = yasic.mHeader
value = header.size
depth = idepth
class = yasic.class_seed
function = ( 1 )
begin = ( 1 )
mode = yasic.mHeader
value = header.size
depth = idepth
xdepth = null
class = yasic.class_seed
count = null
go = null
message.ctr = null
output.offs = null
repeat chars.size
if ( group = 65536 )
mode yasic_fail 'too many groups!', char, line, go, pos, input
end if
if ( group.ctr = 65536 )
mode yasic_fail 'too many options in group!', char, line, go, pos, input
end if
if ( ichar = yasic.sNewLine )
line = ( line + 1 )
go = ( ipos )
pos = ( null )
else
pos = ( pos + 1 )
end if
load ichar byte from chars:( % - 1 )
if ( ichar >= 0xf8 )
mode yasic_fail 'invalid character', char, line, go, pos, input
else if ( ichar >= 0xf0 & utf8 = null )
store byte ichar at utf8buf:( 0 )
utf8 = ( 3 )
isize = ( 4 )
char = ( ichar and 0x07 )
else if ( ichar >= 0xe0 & utf8 = null )
store byte ichar at utf8buf:( 0 )
utf8 = ( 2 )
isize = ( 3 )
char = ( ichar and 0x0f )
else if ( ichar >= 0xc0 & utf8 = null )
store byte ichar at utf8buf:( 0 )
utf8 = ( 1 )
isize = ( 2 )
char = ( ichar and 0x1f )
else if ( ichar >= 0x80 & utf8 <> null )
store byte ichar at utf8buf:( isize - utf8 )
utf8 = ( utf8 - 1 )
char = (( char shl 6 ) + ( ichar and 0x3f ))
else if ( ichar <= 0x7f & utf8 = null)
store byte ichar at utf8buf:( 0 )
char = ( ichar )
isize = ( 1 )
else
mode yasic_fail 'invalid character', char, line, go, pos, input
end if
if ( utf8 = null )
display ichar
ichar = char
if ( output.offs >= output.size )
mode yasic_fail 'output-buffer too small! adjust output.size.', char, line, go, pos, input
end if
; display '<', char, '>', yasic.sNewLine
;< actual parser >
if ( mode = yasic.mInvalid ) ;< invalid >
mode yasic_fail 'probably undefined mode!', char, line, go, pos, input
else if ( mode = yasic.mHeader ) ;< header >
load head byte from header:( ipos )
if ( char = head )
value = ( value - 1 )
if ( value = 0 )
mode = yasic.mSpace
end if
else
mode yasic_fail 'invalid header: ', char, line, go, pos, input
end if
else if ( mode = yasic.mSpace ) ;< space >
if ( char = yasic.sApostrophe )
output.offs = ( output.offs + 2 * ( depth - idepth ))
if ( begin = 1 )
yasic_operation depth, 'call', yasic.GetChar
begin = 0
else if ( begin = 2 )
depth = ( depth - 1 )
yasic_operation depth, 'pop', yasic.TheChar
begin = 0
end if
if ( depth = idepth )
function = 0
end if
group.go = 1
mode = yasic.mRegExOpen
group.depth = 0
else if ( char = '#' )
mode = yasic.mRemark
else if ( char = '>' )
times ( depth ) db ' '
mode = yasic.mContent
else if ( char = '{' )
mode = yasic.mInline
else if ( char = '}' )
if ( begin = 2 )
depth = ( depth - 1 )
yasic_operation depth, 'pop', yasic.TheChar
end if
begin = 0
if ( depth = idepth )
mode yasic_fail 'more »}« than »{«!', char, line, go, pos, input
else
depth = ( depth - 1 )
times ( depth ) db ' '
output.offs = ( output.offs + 2 * ( depth - idepth ))
db ';}', yasic.sNewLine
store byte '}' at output:( output.offs )
output.offs = ( output.offs + 1 )
if ( depth = idepth )
if ( function = 0 )
times ( depth ) db ' '
load temp qword from layer:(( depth - idepth ) * 10 + 0 )
db '.close_'
hq ( temp )
db ':', yasic.sNewLine
times ( depth ) db ' '
db '.group_'
hq ( temp )
db '_'
load temp word from layer:(( depth - idepth ) * 10 + 8 )
hw ( temp )
db ':', yasic.sNewLine
end if
yasic_operation_ depth, 'mov', 'sys0ret', ''
db 'yasic.eUnexpectedChar', yasic.sNewLine
times ( depth ) db ' '
db 'ret', yasic.sNewLine
function = 1
else
store byte yasic.sNewLine at output:( output.offs )
output.offs = ( output.offs + 1 )
load temp qword from layer:(( depth - idepth ) * 10 + 0 )
times ( depth ) db ' '
db '.close_'
hq ( temp )
db ':', yasic.sNewLine
times ( depth ) db ' '
db '.group_'
hq ( temp )
db '_'
load temp word from layer:(( depth - idepth ) * 10 + 8 )
hw ( temp )
db ':', yasic.sNewLine
end if
end if
else if (( char >= 'A' & char <= 'Z' ) | ( char >= 'a' & char <= 'z' ))
func __hash_char__ yasic.label_seed, ( char or yasic.fCaseMask )
symbol.var = 0xffffffffffffffff
mode = yasic.mLabel
offs = ( ipos )
size = 1
if ( depth = idepth )
store byte yasic.sNewLine at output:( output.offs )
output.offs = ( output.offs + 1 )
else
output.offs = ( output.offs + 2 * ( depth - idepth ))
end if
store byte char at output:( output.offs )
output.offs = ( output.offs + 1 )
else if ( char = '_' )
func __hash_char__ yasic.label_seed, ( char )
mode = yasic.mLabel
offs = ( ipos )
store byte '_' at output:( output.offs )
output.offs = ( output.offs + 1 )
else if ( char = ' ' )
xdepth = ( xdepth + 1 )
else if ( char = yasic.sNewLine )
xdepth = null
else
mode yasic_fail 'unexpected character in space!', char, line, go, pos, input
end if
else if ( mode = yasic.mRemark ) ;< remark >
if ( char = yasic.sNewLine )
mode = yasic.mSpace
xdepth = null
end if
else if ( mode = yasic.mInline ) ;< inline >
if ( char = yasic.sNewLine )
inline.brackets = null
offs = null
temp = null
mode = yasic.mInlineParse
else
mode yasic_fail 'expected a newline', char, line, go, pos, input
end if
else if ( mode = yasic.mInlineParse |\
mode = yasic.mInlineSpace ) ;< inline parse/space >
if ( char = ' ' & mode = yasic.mInlineParse )
offs = ( offs + 1 )
if ( offs = ( xdepth + 2 ))
times ( xdepth + ( 2 * idepth )) \
db ' '
offs = offs + ( 2 * idepth )
mode = yasic.mInlineSpace
end if
else if ( char = ' ' & mode = yasic.mInlineSpace )
db ' '
offs = ( offs + 1 )
else if ( char = yasic.sNewLine )
db yasic.sNewLine
offs = null
mode = yasic.mInlineParse
else if ( char = '\' )
if ( mode = yasic.mInlineParse )
times ( depth ) db ' '
end if
class = yasic.mInlineSpace
mode = yasic.mInlineEscape
else if ( char = '$' )
func = yasic.label_seed
class = yasic.mInlineOp
mode = yasic.mInlineVar
else if ( char = '}' )
mode = yasic.mSpace
else if ( char = ';' )
if ( mode = yasic.mInlineParse )
times ( depth ) db ' '
end if
db ';'
offs = ( offs + 1 )
mode = yasic.mInlineRemark
else
if ( mode = yasic.mInlineParse )
times ( depth ) db ' '
offs = ( depth * 2 )
end if
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
if ( offs > 40 )
offs = null
end if
mode = yasic.mInlineOp
end if
else if ( mode = yasic.mInlineRemark ) ;< inline remark >
if ( char = yasic.sNewLine )
db yasic.sNewLine
offs = null
mode = yasic.mInlineParse
else if ( char = '\' )
class = yasic.mInlineRemark
mode = yasic.mInlineEscape
else
offs = ( offs + isize )
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
end if
else if ( mode = yasic.mInlineVar ) ;< inline var >
if (( char >= 'A' & char <= 'Z' ) | ( char >= 'a' & char <= 'z' ))
func __hash_char__ func, ( char or yasic.fCaseMask )
else
func __hash_char__ func, 0
func __hash_char__ func, 0
func __hash_char__ func, 0
func __hash_char__ func, 0
func __hash_char__ func, 0
func __hash_char__ func, 0
func __hash_char__ func, 0
if ( func = yasic.lChar )
db yasic.TheChar
offs = ( offs + yasic.TheChar.size )
else
mode yasic_fail 'unknown symbol', char, line, go, pos, input
end if
if ( char = '\' )
if ( class = yasic.mInlineWait )
class = yasic.mInlineArg
end if
mode = yasic.mInlineEscape
else if ( char = '$' )
mode = class
else if ( char = yasic.sApostrophe )
offs = ( offs + 1 )
db yasic.sApostrophe
mode = yasic.mInlineString
else if ( char = '(' | char = '[' | char = '{' )
offs = ( offs + 1 )
db char
inline.brackets = ( inline.brackets + 1 )
mode = yasic.mInlineArg
else if ( char = ')' | char = ']' | char = '}' )
offs = ( offs + 1 )
db char
inline.brackets = ( inline.brackets - 1 )
mode = yasic.mInlineArg
else if ( inline.brackets = 0 & char = ' ' )
if ( offs < 41 )
times ( 41 - offs ) db ' '
else
db '§0x'
hq offs
db '§'
end if
offs = ( 1 )
mode = yasic.mInlineWait
else if ( class = yasic.mInlineArg & inline.brackets = 0 & char = ',' )
db ','
times ( 40 - offs ) db ' '
offs = ( 1 )
mode = yasic.mInlineWait
else if ( char = ';' )
db ';'
offs = ( offs + 1 )
mode = yasic.mInlineRemark
else if ( char = yasic.sNewLine )
offs = null
mode = yasic.mInlineParse
db yasic.sNewLine
else
offs = ( offs + isize )
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
mode = class
end if
end if
else if ( mode = yasic.mInlineWait ) ;< inline wait >
if ( char = ' ' )
else if ( char = '\' )
class = yasic.mInlineArg
mode = yasic.mInlineEscape
else if ( char = '$' )
func = yasic.label_seed
class = yasic.mInlineArg
mode = yasic.mInlineVar
else if ( char = yasic.sApostrophe )
offs = ( offs + 1 )
db yasic.sApostrophe
mode = yasic.mInlineString
else if ( char = '(' | char = '[' | char = '{' )
offs = ( offs + 1 )
db char
inline.brackets = ( inline.brackets + 1 )
mode = yasic.mInlineArg
else if ( char = ')' | char = ']' | char = '}')
offs = ( offs + 1 )
db char
inline.brackets = ( inline.brackets - 1 )
mode = yasic.mInlineArg
else if ( char = ';' )
db ';'
offs = ( offs + 1 )
mode = yasic.mInlineRemark
else if ( char = yasic.sNewLine )
offs = null
mode = yasic.mInlineParse
db yasic.sNewLine
else
offs = ( offs + isize )
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
mode = yasic.mInlineArg
end if
else if ( mode = yasic.mInlineString ) ;< inline string >
offs = ( offs + isize )
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
if ( char = yasic.sApostrophe )
mode = yasic.mInlineArg
end if
else if ( mode = yasic.mInlineOp |\
mode = yasic.mInlineArg ) ;< inline op/arg >
if ( char = '\' )
class = mode
mode = yasic.mInlineEscape
else if ( char = '$' )
func = yasic.label_seed
class = mode
mode = yasic.mInlineVar
else if ( char = yasic.sApostrophe )
offs = ( offs + 1 )
db yasic.sApostrophe
mode = yasic.mInlineString
else if ( char = '(' | char = '[' | char = '{' )
offs = ( offs + 1 )
db char
inline.brackets = ( inline.brackets + 1 )
else if ( char = ')' | char = ']' | char = '}' )
offs = ( offs + 1 )
db char
inline.brackets = ( inline.brackets - 1 )
else if ( inline.brackets = 0 & char = ' ' )
if ( offs < 41 )
times ( 41 - offs ) db ' '
else
db '§0x'
hq offs
db '§'
end if
offs = ( 1 )
mode = yasic.mInlineWait
else if ( mode = yasic.mInlineArg & inline.brackets = 0 & char = ',' )
db ','
times ( 40 - offs ) db ' '
offs = ( 1 )
mode = yasic.mInlineWait
else if ( char = ';' )
db ';'
offs = ( offs + 1 )
mode = yasic.mInlineRemark
else if ( char = yasic.sNewLine )
offs = null
mode = yasic.mInlineParse
db yasic.sNewLine
else
offs = ( offs + isize )
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
end if
else if ( mode = yasic.mInlineEscape ) ;< inline escape >
mode = class
if ( char = '=' )
times ( 40 - offs + 2 ) db ' '
offs = 2
else if ( char = ';' )
mode = yasic.mInlineRemark
else
offs = ( offs + isize )
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
end if
else if ( mode = yasic.mContent ) ;< content >
repeat ( isize )
load char byte from utf8buf:( % - 1 )
db char
end repeat
if ( char = yasic.sNewLine )
mode = yasic.mSpace
xdepth = null
end if
else if ( mode = yasic.mCommandStop ) ;< command stop >
if ( char = yasic.sNewLine | char = ';' )
if (( argument.ctr + 1 ) = 0 )
store word '()' at output:( output.offs + 0 )
store byte yasic.sNewLine at output:( output.offs + 2 )
output.offs = ( output.offs + 3 )
else
store word '( ' at output:( output.offs )
output.offs = ( output.offs + 2 )
repeat ( argument.ctr + 1 )
load temp word from arguments:( 12 * ( % - 1 ) + 0 )
load size dword from arguments:( 12 * ( % - 1 ) + 4 )
load offs qword from arguments:( 12 * ( % - 1 ) + 8 )
if ( temp = yasic.tString )
store word '»' at output:( output.offs )
repeat ( size )
load a byte from chars:( offs + % - 1 )
store byte a at output:( output.offs + % + 1 )
end repeat
store word '«' at output:( output.offs + 2 + size )
output.offs = ( output.offs + 2 + size + 2 )
else if ( temp = yasic.tValue )
store word '0x' at output:( output.offs )
repeat ( 16 )
char = ( '0' + ((( offs ) shr ( 64 - ( % * 4 ))) and 0x0F ))
if ( char > '9' )
char = ( char + 'A' - '9' - 1 )
end if
store byte char at output:( output.offs + 2 + ( % - 1 ))
end repeat
output.offs = ( output.offs + 2 + 16 )
end if
if ( argument.ctr = ( % - 1 ))
store word ' )' at output:( output.offs + 0 )
store byte yasic.sNewLine at output:( output.offs + 2 )
output.offs = ( output.offs + 3 )
else
store word ', ' at output:( output.offs )
output.offs = ( output.offs + 2 )
end if
end repeat
end if
temp = yasic.tVoid
size = 0
offs = 0
if ( symbol.cmd = yasic.lReturn )
xdepth = null
mode = yasic.mSpace
times ( depth ) db ' '
db 'ret', yasic.sNewLine
else if ( symbol.cmd = yasic.lSymbolNew )
xdepth = null
mode = yasic.mSpace
times ( depth ) db ' '
db 'cookies_new', yasic.sNewLine
yasic_operation depth, 'jc', yasic.FailCookies
else if ( symbol.cmd = yasic.lSymbolAdd )
xdepth = null
mode = yasic.mSpace
times ( depth ) db ' '
db 'cookies_put', yasic.sNewLine
yasic_operation depth, 'jc', yasic.FailCookies
else if ( symbol.cmd = yasic.lSymbolGet )
xdepth = null
mode = yasic.mSpace
times ( depth ) db ' '
db 'cookies_get', yasic.sNewLine
yasic_operation depth, 'jc', yasic.FailCookies
else if ( symbol.cmd = yasic.lSymbolEnd )
xdepth = null
mode = yasic.mSpace
times ( depth ) db ' '
db 'cookies_fin', yasic.sNewLine
yasic_operation depth, 'jc', yasic.FailCookies
else if ( symbol.cmd = yasic.lSymbolInsert )
xdepth = null
mode = yasic.mSpace
times ( depth ) db ' '
db 'cookies_insert', yasic.sNewLine
else if ( symbol.cmd = yasic.lFail )
xdepth = null
mode = yasic.mSpace
yasic_operation_ depth, 'mov', 'sys0ret', ''
if ( argument.ctr = 0 )
load temp word from arguments:( 0 )
if ( temp = yasic.tValue )
load temp qword from arguments:( 8 )
db '( 0x'
hq temp
db ' )', yasic.sNewLine
else
mode yasic_fail 'value expected', char, line, go, pos, input
end if
else
db 'yasic.eUnknownError', yasic.sNewLine
end if
times ( depth ) db ' '
db 'ret', yasic.sNewLine
else if ( symbol.cmd = yasic.lDown )
xdepth = null
mode = yasic.mSpace
depth = ( depth + 1 )
idepth = ( idepth + 1 )
else if ( symbol.cmd = yasic.lUp )
xdepth = null
mode = yasic.mSpace
if ( idepth > 0 & depth > 0)
depth = ( depth - 1 )
idepth = ( idepth - 1 )
else
mode yasic_fail 'already on level null', char, line, go, pos, input
end if
else if ( symbol.cmd = yasic.lInsertText )
if ( textInserted = 0 )
textInserted = 1
repeat message.ctr
temp = ( % - 1 )
times ( idepth ) db ' '
if ( yasic.Symbol eq '->' )
db 'symbol'
times ( 40 - ( 2 * idepth ) - 6 ) \
db ' '
end if
db 'msg_'
hq temp
if ( yasic.Symbol eq '->' )
times ( 40 - 20 ) \
db ' '
else
times ( 40 - ( 2 * idepth ) - 20 ) \
db ' '
end if
db yasic.Symbol
times ( 40 - yasic.Symbol.size ) \
db ' '
load offs qword from messages:( temp * 12 )
load size dword from messages:( temp * 12 + 8 )
load char byte from chars:( offs )
if ( char = '\' )
mode = yasic.mEscape
else
mode = yasic.mString
db yasic.sApostrophe, char
end if
repeat ( size - 1 )
load char byte from chars:( offs + % )
if ( mode = yasic.mMessage )
if ( char = '\' )
mode = yasic.mEscape
else
mode = yasic.mString
db ', ', yasic.sApostrophe, char
end if
else if ( mode = yasic.mString )
if ( char = '\' )
mode = yasic.mEscapeString
else
db char
end if
else if ( mode = yasic.mEscape | mode = yasic.mEscapeString )
if ( char = '0' | char = 'a' | char = 'b' | char = 'e' | char = 'f' |\
char = 'n' | char = 'r' | char = 't' | char = 'v' )
if ( mode = yasic.mEscapeString )
db yasic.sApostrophe
end if
else if ( mode = yasic.mEscape )
db yasic.sApostrophe
end if
mode = yasic.mMessage
if ( char = '0' )
db ', 0x'
hb yasic.sNull
else if ( char = 'a' )
db ', 0x'
hb yasic.sBell
else if ( char = 'b' )
db ', 0x'
hb yasic.sBackspace
else if ( char = 'e' )
db ', 0x'
hb yasic.sEscape
else if ( char = 'f' )
db ', 0x'
hb yasic.sNewPage
else if ( char = 'n' )
db ', 0x'
hb yasic.sNewLine
else if ( char = 'r' )
db ', 0x'
hb yasic.sCarriageReturn
else if ( char = 't' )
db ', 0x'
hb yasic.sTabulator
else if ( char = 'v' )
db ', 0x'
hb yasic.sVerticalTab
else
db char
mode = yasic.mString
end if
end if
end repeat
db yasic.sApostrophe, ', 10', yasic.sNewLine
end repeat
xdepth = null
mode = yasic.mSpace
else
mode yasic_fail 'messages already inserted!', char, line, go, pos, input
end if
else if ( symbol.cmd = yasic.lEcho )
if ( begin = 0 )
yasic_operation depth, 'push', yasic.TheChar
begin = 2
depth = ( depth + 1 )
end if
xdepth = null
mode = yasic.mSpace
repeat ( argument.ctr + 1 )
load temp word from arguments:( 16 * ( % - 1 ) + 0 )
if ( temp = yasic.tString )
load offs qword from arguments:( 16 * ( % - 1 ) + 8 )
store qword offs at messages:( message.ctr * 12 )
load size dword from arguments:( 16 * ( % - 1 ) + 4 )
store dword size at messages:( message.ctr * 12 + 8 )
if ( message.ctr >= message.num )
mode yasic_fail 'too many messages! adjust message.num.', char, line, go, pos, input
end if
times ( depth ) db ' '
db yasic.OpEcho
times ( 40 - ( 2 * depth ) - yasic.OpEcho.size ) db ' '
if ( yasic.IndirectString eq true )
db '[ msg_'
hq message.ctr
db ' ]'
times ( 80 - ( 40 + 2 + 4 + 16 + 2 )) db ' '
else
db 'msg_'
hq message.ctr
times ( 80 - ( 40 + 0 + 4 + 16 + 0 )) db ' '
end if
db ';: »'
repeat ( size )
load char byte from chars:( offs + ( % - 1 ))
db char
end repeat
message.ctr = ( message.ctr + 1 )
db '«', yasic.sNewLine
else
mode yasic_fail 'string expected!', char, line, go, pos, input
end if
end repeat
else if ( symbol.cmd = yasic.lJump )
if ( argument.ctr = 0 )
load temp word from arguments:( 0 )
if ( temp = yasic.tString )
xdepth = null
mode = yasic.mSpace
times ( depth ) db ' '
db 'jmp'
times ( 40 - ( 2 * depth ) - 3 ) db ' '
load offs qword from arguments:( 8 )
load size dword from arguments:( 4 )
repeat ( size )