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implemented NORMAL math routine, added more stubs

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FeralChild64 committed 2020-01-30 21:26:01 +01:00
1 parent 4de080cd90
commit 1b300aa39b
31 files changed
+414 -14
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c64/basic/,stubs_math/b391.GIVAYF.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - 16-bit signed integer to FAC1
//
// Output:
// - .A - address high byte (XXX really, not the opposite?)
// - .Y - address low byte
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 107
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
//
// XXX provide implementation
GIVAYF:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/b391.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/b7b5.STRVAL.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - imports string to FAC1 - XXX: what about spaces?
//
// Input:
// - .A needs to be loaded with string length
// - string address in $22/$23
//
// See also:
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
//
// XXX provide implementation
STRVAL:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/b7b5.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/b9ea.LOG.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - natural logarigthm
//
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 113
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
LOG:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/b9ea.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bc2b.SIGN.s
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// #LAYOUT# * * #IGNORE
//
// Math package - evaluate FAC1 sign
// Math package - evaluate FAC1 sign, to .A
//
// Output:
// - .A - $00 for equal, $01 for FAC1 > RAM, $FF for FAC1 < RAM
// - .A - 0 for FAC1 equal 0, 1 for FAC1 > 0, -1 for FAC1 < 0
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 115
c64/basic/,stubs_math/bc39.SGN.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - evaluate FAC1 sign, to FAC1
//
// Output:
// - FAC1 - 0 for FAC1 equal 0, 1 for FAC1 > 0, -1 for FAC1 < 0
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 115
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
SGN:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bc39.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bc58.ABS.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - absolute value
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 115
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
ABS:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bc58.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bc9b.QINT.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - convert FAC1 to 32 bit signed integer
//
// Output:
// - $62-$65, big-endian order
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 115
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
//
// XXX provide implementation
QINT:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bc9b.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bccc.INT.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - rounds away the decimal to make an integer
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 116
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
INT:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bccc.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bcf3.FIN.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - imports string to FAC1, ignores spaces
//
//
// Input:
// - .A needs to be loaded with first char of the string
// - Carry flag must be clear
// - string address in $7A/$7B
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 116
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
FIN:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bcf3.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bddd.FOUT.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - outputs FAC1 to string at $0100
//
// Output:
// - .A - address low byte
// - .Y - address high byte
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 116
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
FOUT:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bddd.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bf71.SQR.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - square root of FAC1
//
// Note:
// - transfers FAC1 to FAC2 and falls through to SQR2
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 117
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
SQR:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bf71.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bf74.SQR2.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - square root of FAC2
//
// Note:
// - loads .5 into FAC1 and falling through to the exponentiation routine
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 117
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
SQR2:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bf74.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/bfed.EXP.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - exponential function, e raised to FAC1 power
//
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 117
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
EXP:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/bfed.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example
c64/basic/,stubs_math/e30e.ATN.s
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// #LAYOUT# STD * #TAKE
// #LAYOUT# * BASIC_0 #TAKE
// #LAYOUT# * * #IGNORE
//
// Math package - arc tangent of FAC1
//
// See also:
// - [CM64] Computes Mapping the Commodore 64 - page 211
// - https://www.c64-wiki.com/wiki/Floating_point_arithmetic
// - https://codebase64.org/doku.php?id=base:kernal_floating_point_mathematics
//
// XXX provide implementation
ATN:
STUB_IMPLEMENTATION()
c64/basic/,stubs_math/e30e.interop
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This is an important floating point math routine, documented in many places.
XXX - try to find real-life example