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