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https://github.com/nineties/planckforth
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commit
deb3322cd8
2 changed files with 10 additions and 10 deletions
18
bootstrap.fs
18
bootstrap.fs
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@ -262,10 +262,10 @@ cs i, '#, 'L, k , '=, '~, 'L, k:k0-, '=, '|, 'e, l!
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\ when the name exceeds 63 characters.
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\ when the name exceeds 63 characters.
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\ The buffer will be terminated with '\0'.
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\ The buffer will be terminated with '\0'.
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\ Note that it returns the address of statically allocated buffer,
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\ Note that it returns the address of statically allocated buffer,
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\ so the content will be overwritten each time 'w' executed.
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\ so the content will be overwritten each time 'W' executed.
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\ Allocate buffer of 63+1 bytes or more,
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\ Allocate buffer of 63+1 bytes or more,
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\ push the address for compilation of 'w'
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\ push the address for compilation of 'W'
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h@ # kpk0-+ h! A
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h@ # kpk0-+ h! A
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cW~
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cW~
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i,
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i,
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@ -431,7 +431,7 @@ set-immediate \
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\ Add new names to builtin primities.
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\ Add new names to builtin primities.
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\ Instead of defining as a new FORTH word like shown below,
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\ Instead of defining as a new FORTH word like shown below,
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\ the aliases ared created by copying their code-pointer.
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\ the aliases are created by copying their code-pointer.
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\ : new-name old-name ;
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\ : new-name old-name ;
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\ Primitive operators which manipulate program counter and return stack
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\ Primitive operators which manipulate program counter and return stack
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\ can not be defined as a FORTH word.
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\ can not be defined as a FORTH word.
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@ -1019,7 +1019,7 @@ create exception-marker
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( === Printing Numbers === )
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( === Printing Numbers === )
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\ Skip reading spaces, read characters and returns first character
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\ Skip reading spaces, read characters and returns first character
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: char ( <spces>ccc -- c ) word! c@ ;
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: char ( <spaces>ccc -- c ) word! c@ ;
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\ compile-time version of char
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\ compile-time version of char
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: [char] ( compile: <spaces>ccc -- ; runtime: --- c )
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: [char] ( compile: <spaces>ccc -- ; runtime: --- c )
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@ -1028,7 +1028,7 @@ create exception-marker
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; immediate
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; immediate
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: '\n' [ key : key 0 - ] literal ; \ neline (10)
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: '\n' [ key : key 0 - ] literal ; \ newline (10)
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: bl [ key P key 0 - ] literal ; \ space (32)
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: bl [ key P key 0 - ] literal ; \ space (32)
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: '"' [char] "" ;
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: '"' [char] "" ;
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@ -1590,7 +1590,7 @@ do-stack 16 cells + do-sp !
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compile rdrop
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compile rdrop
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; immediate
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; immediate
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\ This code is take from Gforth
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\ This code is taken from Gforth
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: crossed-boundary? ( d n i )
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: crossed-boundary? ( d n i )
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swap - ( d i-n )
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swap - ( d i-n )
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2dup + ( d i-n i+d-n )
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2dup + ( d i-n i+d-n )
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@ -1628,7 +1628,7 @@ do-stack 16 cells + do-sp !
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( === Dump of data stack === )
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( === Dump of data stack === )
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\ ( -- n )
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\ ( -- n )
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\ Number of elemtns in the stack
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\ Number of elements in the stack
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: depth sp0 sp@ - cell- cell / ;
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: depth sp0 sp@ - cell- cell / ;
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: rdepth rp0 rp@ - cell / ;
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: rdepth rp0 rp@ - cell / ;
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@ -1660,7 +1660,7 @@ do-stack 16 cells + do-sp !
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;
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;
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\ struct ... end-struct new-word
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\ struct ... end-struct new-word
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\ defines new-word as a operator
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\ defines new-word as an operator
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\ that returns alignment and size of the struct.
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\ that returns alignment and size of the struct.
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\ new-word: ( -- align size )
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\ new-word: ( -- align size )
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: end-struct ( offset "name" -- )
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: end-struct ( offset "name" -- )
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@ -2688,7 +2688,7 @@ variable included-list
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again
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again
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; immediate
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; immediate
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\ rebuilt dictionary
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\ rebuild dictionary
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:noname
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:noname
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update-dictionary
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update-dictionary
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insn:docol insn:exit insn:lit insn:litstring insn:branch insn:0branch
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insn:docol insn:exit insn:lit insn:litstring insn:branch insn:0branch
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@ -62,7 +62,7 @@ create actual-results 20 cells allot
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else
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else
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'.' emit
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'.' emit
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then
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then
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strlen >in ! \ sking this line
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strlen >in ! \ skip this line
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;
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;
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: skip
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: skip
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