Apple-2-SW/prog8
1
0
Fork 0
mirror of https://github.com/irmen/prog8.git synced 2024-11-25 19:31:36 +00:00
Code Issues Projects Releases Wiki Activity

fix asmsub syntax

Browse Source
This commit is contained in:
Irmen de Jong 2019-07-09 07:24:21 +02:00
parent cc452dffb8
commit 3cf87536ff
1 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
compiler/res/prog8lib/c64flt.p8
View File

@ -52,11 +52,11 @@ asmsub MOVMF (uword mflpt @ XY) clobbers(A,Y) = $bbd4 ; store fac1 to memory
; fac1-> signed word in Y/A (might throw ILLEGAL QUANTITY)
; (tip: use c64flt.FTOSWRDAY to get A/Y output; lo/hi switched to normal little endian order)
asmsub FTOSWORDYA () clobbers(X) -> (ubyte @ Y, ubyte @ A) = $b1aa
asmsub FTOSWORDYA () clobbers(X) -> ubyte @ Y, ubyte @ A = $b1aa
; fac1 -> unsigned word in Y/A (might throw ILLEGAL QUANTITY) (result also in $14/15)
; (tip: use c64flt.GETADRAY to get A/Y output; lo/hi switched to normal little endian order)
asmsub GETADR () clobbers(X) -> (ubyte @ Y, ubyte @ A) = $b7f7
asmsub GETADR () clobbers(X) -> ubyte @ Y, ubyte @ A = $b7f7
asmsub QINT () clobbers(A,X,Y) = $bc9b ; fac1 -> 4-byte signed integer in 98-101 ($62-$65), with the MSB FIRST.
asmsub AYINT () clobbers(A,X,Y) = $b1bf ; fac1-> signed word in 100-101 ($64-$65) MSB FIRST. (might throw ILLEGAL QUANTITY)
@ -73,12 +73,12 @@ asmsub FREADUY (ubyte value @ Y) clobbers(A,X,Y) = $b3a2 ; 8 bit unsigned Y ->
asmsub FREADSA (byte value @ A) clobbers(A,X,Y) = $bc3c ; 8 bit signed A -> float in fac1
asmsub FREADSTR (ubyte length @ A) clobbers(A,X,Y) = $b7b5 ; str -> fac1, $22/23 must point to string, A=string length
asmsub FPRINTLN () clobbers(A,X,Y) = $aabc ; print string of fac1, on one line (= with newline) destroys fac1. (consider FOUT + STROUT as well)
asmsub FOUT () clobbers(X) -> (uword @ AY) = $bddd ; fac1 -> string, address returned in AY ($0100)
asmsub FOUT () clobbers(X) -> uword @ AY = $bddd ; fac1 -> string, address returned in AY ($0100)
asmsub FADDH () clobbers(A,X,Y) = $b849 ; fac1 += 0.5, for rounding- call this before INT
asmsub MUL10 () clobbers(A,X,Y) = $bae2 ; fac1 *= 10
asmsub DIV10 () clobbers(A,X,Y) = $bafe ; fac1 /= 10 , CAUTION: result is always positive!
asmsub FCOMP (uword mflpt @ AY) clobbers(X,Y) -> (ubyte @ A) = $bc5b ; A = compare fac1 to mflpt in A/Y, 0=equal 1=fac1 is greater, 255=fac1 is less than
asmsub FCOMP (uword mflpt @ AY) clobbers(X,Y) -> ubyte @ A = $bc5b ; A = compare fac1 to mflpt in A/Y, 0=equal 1=fac1 is greater, 255=fac1 is less than
asmsub FADDT () clobbers(A,X,Y) = $b86a ; fac1 += fac2
asmsub FADD (uword mflpt @ AY) clobbers(A,X,Y) = $b867 ; fac1 += mflpt value from A/Y
@ -95,7 +95,7 @@ asmsub NOTOP () clobbers(A,X,Y) = $aed4 ; fac1 = NOT(fac1)
asmsub INT () clobbers(A,X,Y) = $bccc ; INT() truncates, use FADDH first to round instead of trunc
asmsub LOG () clobbers(A,X,Y) = $b9ea ; fac1 = LN(fac1) (natural log)
asmsub SGN () clobbers(A,X,Y) = $bc39 ; fac1 = SGN(fac1), result of SIGN (-1, 0 or 1)
asmsub SIGN () -> (ubyte @ A) = $bc2b ; SIGN(fac1) to A, $ff, $0, $1 for negative, zero, positive
asmsub SIGN () -> ubyte @ A = $bc2b ; SIGN(fac1) to A, $ff, $0, $1 for negative, zero, positive
asmsub ABS () = $bc58 ; fac1 = ABS(fac1)
asmsub SQR () clobbers(A,X,Y) = $bf71 ; fac1 = SQRT(fac1)
asmsub SQRA () clobbers(A,X,Y) = $bf74 ; fac1 = SQRT(fac2)
@ -170,7 +170,7 @@ asmsub GIVAYFAY (uword value @ AY) clobbers(A,X,Y) {
}}
}
asmsub FTOSWRDAY () clobbers(X) -> (uword @ AY) {
asmsub FTOSWRDAY () clobbers(X) -> uword @ AY {
; ---- fac1 to signed word in A/Y
%asm {{
jsr FTOSWORDYA ; note the inverse Y/A order
@ -181,7 +181,7 @@ asmsub FTOSWRDAY () clobbers(X) -> (uword @ AY) {
}}
}
asmsub GETADRAY () clobbers(X) -> (uword @ AY) {
asmsub GETADRAY () clobbers(X) -> uword @ AY {
; ---- fac1 to unsigned word in A/Y
%asm {{
jsr GETADR ; this uses the inverse order, Y/A