From: cpg Date: Mon, 7 Dec 2009 18:58:32 +0000 (+0000) Subject: more space improvements by Daniel Serpell X-Git-Tag: V2.13.1~26 X-Git-Url: https://git.sur5r.net/?p=cc65;a=commitdiff_plain;h=2bca737f5720f3afe53ed0d67035878e099288b1 more space improvements by Daniel Serpell git-svn-id: svn://svn.cc65.org/cc65/trunk@4503 b7a2c559-68d2-44c3-8de9-860c34a00d81 --- diff --git a/libsrc/atari/Makefile b/libsrc/atari/Makefile index 43644c686..349e6d9f5 100644 --- a/libsrc/atari/Makefile +++ b/libsrc/atari/Makefile @@ -79,6 +79,7 @@ OBJS = _scrsize.o \ do_oserr.o \ dosdetect.o \ fdtable.o \ + fdtab.o \ fdtoiocb.o \ getargs.o \ getdefdev.o \ diff --git a/libsrc/atari/fdtab.s b/libsrc/atari/fdtab.s new file mode 100644 index 000000000..57598b600 --- /dev/null +++ b/libsrc/atari/fdtab.s @@ -0,0 +1,30 @@ +; +; Christian Groessler, Oct-2000 +; Daniel Serpell, Dec-2009 +; +; the fdtable itself is defined here +; + + .include "fd.inc" + + .export fd_table,fd_index + .export ___fd_table,___fd_index ; for test(debug purposes only + + .data + +___fd_index: +fd_index: ; fd number is index into this table, entry's value specifies the fd_table entry + .byte 0,0,0 ; at start, three first files are stdin/stdout/stderr. + .res MAX_FD_INDEX-3,$ff + +___fd_table: +fd_table: ; each entry represents an open iocb + .byte 3,0,'E',0 ; system console, app starts with opened iocb #0 for E: + .byte 0,$ff,0,0 + .byte 0,$ff,0,0 + .byte 0,$ff,0,0 + .byte 0,$ff,0,0 + .byte 0,$ff,0,0 + .byte 0,$ff,0,0 + .byte 0,$ff,0,0 + diff --git a/libsrc/atari/getdefdev.s b/libsrc/atari/getdefdev.s index 9ccf31847..0465c07f7 100644 --- a/libsrc/atari/getdefdev.s +++ b/libsrc/atari/getdefdev.s @@ -26,10 +26,6 @@ __getdefdev: -.ifdef DEFAULT_DEVICE - lda #'0'+DEFAULT_DEVICE - sta __defdev+1 -.endif lda __dos_type ; which DOS? cmp #ATARIDOS beq finish @@ -86,5 +82,9 @@ finish: lda #<__defdev ; Default device __defdev: +.ifdef DEFAULT_DEVICE + .byte 'D', '0'+DEFAULT_DEVICE, ':', 0 +.else .byte "D1:", 0 +.endif diff --git a/libsrc/atari/getfd.s b/libsrc/atari/getfd.s index a5457c5aa..8327e24ac 100644 --- a/libsrc/atari/getfd.s +++ b/libsrc/atari/getfd.s @@ -2,56 +2,18 @@ ; Christian Groessler, Oct-2000 ; ; allocates a new fd in the indirection table -; the fdtable itself is defined here ; .include "atari.inc" .include "fd.inc" .include "_file.inc" .importzp tmp1 + .import fd_table, fd_index .export fdt_to_fdi,getfd - .export fd_table,fd_index - .export ___fd_table,___fd_index ; for test(debug purposes only - - .constructor initfds,24 - - .data - -___fd_index: -fd_index: ; fd number is index into this table, entry's value specifies the fd_table entry - .res MAX_FD_INDEX,$ff - -___fd_table: -fd_table: ; each entry represents an open iocb - .byte 0,0,'E',0 ; system console, app starts with opened iocb #0 for E: - .byte 0,$ff,0,0 - .byte 0,$ff,0,0 - .byte 0,$ff,0,0 - .byte 0,$ff,0,0 - .byte 0,$ff,0,0 - .byte 0,$ff,0,0 - .byte 0,$ff,0,0 .code -; set stdio stream handles - -.proc initfds - - lda #0 - jsr getfd - sta __filetab + (0 * .sizeof(_FILE)); setup stdin - lda #0 - jsr getfd - sta __filetab + (1 * .sizeof(_FILE)); setup stdout - lda #0 - jsr getfd - sta __filetab + (2 * .sizeof(_FILE)); setup stderr - rts - -.endproc - ; fdt_to_fdi ; returns a fd_index entry pointing to the given ft_table entry ; get fd_table entry in A diff --git a/libsrc/atari/ucase_fn.s b/libsrc/atari/ucase_fn.s index bbc6d1926..79f16167f 100644 --- a/libsrc/atari/ucase_fn.s +++ b/libsrc/atari/ucase_fn.s @@ -23,7 +23,7 @@ .import __defdev .endif .importzp tmp3,ptr4,sp - .import _strupr,subysp + .import subysp,addysp .export ucase_fn .proc ucase_fn @@ -50,56 +50,48 @@ hasdev: .endif - ; now we need the length of the name - ldy #0 -loop: lda (ptr4),y - beq str_end -; cmp #ATEOL ; we also accept Atari EOF char as end of string (not!) -; beq str_end - iny - bne loop ; not longer than 255 chars (127 real limit) -toolong:sec ; indicate error - rts - -str_end:iny ; room for terminating zero - bmi toolong ; we only can handle lenght < 128 + ldy #128 sty tmp3 ; save size jsr subysp ; make room on the stack - ; copy filename to the temp. place on the stack - lda #0 ; end-of-string - sta (sp),y ; Y still contains length + 1 - dey + ; copy filename to the temp. place on the stack, also uppercasing it + ldy #0 + loop2: lda (ptr4),y sta (sp),y - dey + beq copy_end + bmi L1 ; Not lowercase (also, invalid, should reject) + cmp #'a' + bcc L1 ; Not lowercase + and #$DF ; make upper case char, assume ASCII chars + sta (sp),y ; store back +L1: + iny bpl loop2 ; bpl: this way we only support a max. length of 127 + ; Filename too long + jsr addysp ; restore the stack + sec ; indicate error + rts + +copy_end: + .ifdef DEFAULT_DEVICE lda tmp2 cmp #1 ; was device present in passed string? beq hasdev2 ; yes, don't prepend something - inc tmp3 ; no, prepend "D:" (or other device) - inc tmp3 ; adjust stack size used - inc tmp3 + ldy #128+3 ; no, prepend "D:" (or other device) + sty tmp3 ; adjust stack size used ldy #3 jsr subysp ; adjust stack pointer - ldy #2 - lda #':' - sta (sp),y ; insert ':' dey - lda __defdev+1 - sta (sp),y ; insert device number +cpdev: lda __defdev,y + sta (sp),y ; insert device name, number and ':' dey - lda __defdev - sta (sp),y ; insert device name (normally 'D' or 'H') + bpl cpdev hasdev2: .endif - ; uppercase the temp. filename - ldx sp+1 - lda sp - jsr _strupr ; leave A and X pointing to the modified filename lda sp