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1597 lines
37 KiB
Plaintext
1597 lines
37 KiB
Plaintext
;
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; File: SANEMacs.a
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;
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; Contains: xxx put contents here xxx
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;
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; Written by: xxx put writers here xxx
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;
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; Copyright: © 1991 by Apple Computer, Inc., all rights reserved.
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;
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; Change History (most recent first):
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;
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; <6> 3/13/91 JL Checking in MPW version. Removed precision code masks
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; <5> 1/30/91 gbm sab, #38: Change the ‘already including this file’ variable to
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; all uppercase (for security reasons)
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;
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; To Do:
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;
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; Version: 1.02
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; Created: Tuesday, August 2, 1988 at 9:48:22 PM
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; File: SANEMacs.a
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;
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; Copyright Apple Computer, Inc. 1984, 1985, 1986, 1987, 1989, 1990, 1991
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; All Rights Reserved
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;
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; SANE Numerics -- This file defines the assembly language
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; access to the 68K floating-point arithmetic routines. It is
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; documented in the Apple Numerics Manual.
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;
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;************************************************************
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; CHANGE LOG (relative to MPW 3.1 release)
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;
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; 16 Nov 89 JPO Added macros for operations involving
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; 96-bit extended format (Ω SANE)
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; 27 Mar 90 JPO Changed 96-bit extended opcodes for PACK 4
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; routines (bit 5 set instead of bit 7)
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; 29 Mar 90 JPO Added macro FCLASSC (classify comp)
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;************************************************************
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;———————————————————————————————————————————————————————————
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; Operation code masks.
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;———————————————————————————————————————————————————————————
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FOADD EQU $0000 ; add
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FOSUB EQU $0002 ; subtract
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FOMUL EQU $0004 ; multiply
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FODIV EQU $0006 ; divide
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FOCMP EQU $0008 ; compare, no exception from unordered
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FOCPX EQU $000A ; compare, signal invalid if unordered
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FOREM EQU $000C ; remainder
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FOZ2X EQU $000E ; convert to extended
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FOX2Z EQU $0010 ; convert from extended
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FOSQRT EQU $0012 ; square root
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FORTI EQU $0014 ; round to integral value
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FOTTI EQU $0016 ; truncate to integral value
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FOSCALB EQU $0018 ; binary scale
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FOLOGB EQU $001A ; binary log
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FOCLASS EQU $001C ; classify
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; UNDEFINED EQU $001E
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FOSETENV EQU $0001 ; set environment
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FOGETENV EQU $0003 ; get environment
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FOSETHV EQU $0005 ; set halt vector
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FOGETHV EQU $0007 ; get halt vector
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FOD2B EQU $0009 ; convert decimal to binary
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FOB2D EQU $000B ; convert binary to decimal
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FONEG EQU $000D ; negate
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FOABS EQU $000F ; absolute
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FOCPYSGN EQU $0011 ; copy sign
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FONEXT EQU $0013 ; next-after
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FOSETXCP EQU $0015 ; set exception
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FOPROCENTRY EQU $0017 ; procedure entry
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FOPROCEXIT EQU $0019 ; procedure exit
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FOTESTXCP EQU $001B ; test exception
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; UNDEFINED EQU $001D
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; UNDEFINED EQU $001F
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;———————————————————————————————————————————————————————————
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; Operand format masks.
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;———————————————————————————————————————————————————————————
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FFEXT EQU $0000 ; extended -- 80-bit float
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FFEXT96 EQU $0020 ; extended -- 96-bit float
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FFDBL EQU $0800 ; double -- 64-bit float
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FFSGL EQU $1000 ; single -- 32-bit float
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FFINT EQU $2000 ; integer -- 16-bit integer
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FFLNG EQU $2800 ; long int -- 32-bit integer
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FFCOMP EQU $3000 ; comp -- 64-bit integer
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;———————————————————————————————————————————————————————————
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; Operations: operand addresses should already be on
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; the stack, with the destination address on top. The
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; suffix X, D, S, C, I, or L determines the format of the
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; source operand -- extended, double, single, comp,
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; integer, or long integer, respectively; the destination
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; operand is always extended.
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;———————————————————————————————————————————————————————————
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;———————————————————————————————————————————————————————————
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; Addition.
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;———————————————————————————————————————————————————————————
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; 80-bit extended format
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MACRO
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FADDX
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MOVE.W #FFEXT+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDD
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MOVE.W #FFDBL+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDS
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MOVE.W #FFSGL+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDC
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MOVE.W #FFCOMP+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDI
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MOVE.W #FFINT+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDL
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MOVE.W #FFLNG+FOADD,-(SP)
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_FP68K
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ENDM
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; 96-bit extended format
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MACRO
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FADDX96
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MOVE.W #FFEXT96+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDD96
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MOVE.W #FFDBL+FFEXT96+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDS96
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MOVE.W #FFSGL+FFEXT96+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDC96
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MOVE.W #FFCOMP+FFEXT96+FOADD,-(SP)
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_FP68K
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ENDM
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MACRO
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FADDI96
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MOVE.W #FFINT+FFEXT96+FOADD,-(SP)
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_FP68K
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ENDM
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||
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MACRO
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FADDL96
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MOVE.W #FFLNG+FFEXT96+FOADD,-(SP)
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_FP68K
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ENDM
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||
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;———————————————————————————————————————————————————————————
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; Subtraction.
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;———————————————————————————————————————————————————————————
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; 80-bit extended format
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MACRO
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FSUBX
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MOVE.W #FFEXT+FOSUB,-(SP)
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_FP68K
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ENDM
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MACRO
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FSUBD
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MOVE.W #FFDBL+FOSUB,-(SP)
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_FP68K
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ENDM
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MACRO
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FSUBS
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MOVE.W #FFSGL+FOSUB,-(SP)
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_FP68K
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ENDM
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||
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MACRO
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FSUBC
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MOVE.W #FFCOMP+FOSUB,-(SP)
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_FP68K
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ENDM
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MACRO
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FSUBI
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MOVE.W #FFINT+FOSUB,-(SP)
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_FP68K
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ENDM
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MACRO
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FSUBL
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MOVE.W #FFLNG+FOSUB,-(SP)
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_FP68K
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ENDM
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||
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; 96-bit extended format
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MACRO
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FSUBX96
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MOVE.W #FFEXT96+FOSUB,-(SP)
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_FP68K
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ENDM
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||
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MACRO
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FSUBD96
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MOVE.W #FFDBL+FFEXT96+FOSUB,-(SP)
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_FP68K
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ENDM
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MACRO
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||
FSUBS96
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MOVE.W #FFSGL+FFEXT96+FOSUB,-(SP)
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_FP68K
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ENDM
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||
|
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MACRO
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FSUBC96
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MOVE.W #FFCOMP+FFEXT96+FOSUB,-(SP)
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_FP68K
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ENDM
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||
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MACRO
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FSUBI96
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MOVE.W #FFINT+FFEXT96+FOSUB,-(SP)
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_FP68K
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ENDM
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||
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MACRO
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FSUBL96
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MOVE.W #FFLNG+FFEXT96+FOSUB,-(SP)
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_FP68K
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ENDM
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||
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;———————————————————————————————————————————————————————————
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; Multiplication.
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;———————————————————————————————————————————————————————————
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; 80-bit extended format
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MACRO
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||
FMULX
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MOVE.W #FFEXT+FOMUL,-(SP)
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_FP68K
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||
ENDM
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||
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MACRO
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||
FMULD
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||
MOVE.W #FFDBL+FOMUL,-(SP)
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_FP68K
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||
ENDM
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||
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||
MACRO
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||
FMULS
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MOVE.W #FFSGL+FOMUL,-(SP)
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_FP68K
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||
ENDM
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||
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||
MACRO
|
||
FMULC
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MOVE.W #FFCOMP+FOMUL,-(SP)
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_FP68K
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||
ENDM
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||
|
||
MACRO
|
||
FMULI
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||
MOVE.W #FFINT+FOMUL,-(SP)
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||
_FP68K
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||
ENDM
|
||
|
||
MACRO
|
||
FMULL
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||
MOVE.W #FFLNG+FOMUL,-(SP)
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||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FMULX96
|
||
MOVE.W #FFEXT96+FOMUL,-(SP)
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||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FMULD96
|
||
MOVE.W #FFDBL+FFEXT96+FOMUL,-(SP)
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||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FMULS96
|
||
MOVE.W #FFSGL+FFEXT96+FOMUL,-(SP)
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||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FMULC96
|
||
MOVE.W #FFCOMP+FFEXT96+FOMUL,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FMULI96
|
||
MOVE.W #FFINT+FFEXT96+FOMUL,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FMULL96
|
||
MOVE.W #FFLNG+FFEXT96+FOMUL,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Division.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FDIVX
|
||
MOVE.W #FFEXT+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVD
|
||
MOVE.W #FFDBL+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVS
|
||
MOVE.W #FFSGL+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVC
|
||
MOVE.W #FFCOMP+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVI
|
||
MOVE.W #FFINT+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVL
|
||
MOVE.W #FFLNG+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FDIVX96
|
||
MOVE.W #FFEXT96+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVD96
|
||
MOVE.W #FFDBL+FFEXT96+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVS96
|
||
MOVE.W #FFSGL+FFEXT96+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVC96
|
||
MOVE.W #FFCOMP+FFEXT96+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVI96
|
||
MOVE.W #FFINT+FFEXT96+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDIVL96
|
||
MOVE.W #FFLNG+FFEXT96+FODIV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Square root.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FSQRTX
|
||
MOVE.W #FOSQRT,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FSQRTX96
|
||
MOVE.W #FFEXT96+FOSQRT,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Round to integer, according to the current rounding mode.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FRINTX
|
||
MOVE.W #FORTI,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FRINTX96
|
||
MOVE.W #FFEXT96+FORTI,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Truncate to integer, using round toward zero.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FTINTX
|
||
MOVE.W #FOTTI,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FTINTX96
|
||
MOVE.W #FFEXT96+FOTTI,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Remainder.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FREMX
|
||
MOVE.W #FFEXT+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMD
|
||
MOVE.W #FFDBL+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMS
|
||
MOVE.W #FFSGL+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMC
|
||
MOVE.W #FFCOMP+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMI
|
||
MOVE.W #FFINT+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREML
|
||
MOVE.W #FFLNG+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FREMX96
|
||
MOVE.W #FFEXT96+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMD96
|
||
MOVE.W #FFDBL+FFEXT96+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMS96
|
||
MOVE.W #FFSGL+FFEXT96+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMC96
|
||
MOVE.W #FFCOMP+FFEXT96+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREMI96
|
||
MOVE.W #FFINT+FFEXT96+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FREML96
|
||
MOVE.W #FFLNG+FFEXT96+FOREM,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Logb.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FLOGBX
|
||
MOVE.W #FOLOGB,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FLOGBX96
|
||
MOVE.W #FFEXT96+FOLOGB,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Scalb.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FSCALBX
|
||
MOVE.W #FFINT+FOSCALB,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FSCALBX96
|
||
MOVE.W #FFINT+FFEXT96+FOSCALB,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Copy-sign.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FCPYSGNX
|
||
MOVE.W #FOCPYSGN,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FCPYSGNX96
|
||
MOVE.W #FFEXT96+FOCPYSGN,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Negate.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FNEGX
|
||
MOVE.W #FONEG,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FNEGX96
|
||
MOVE.W #FFEXT96+FONEG,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Absolute value.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FABSX
|
||
MOVE.W #FOABS,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FABSX96
|
||
MOVE.W #FFEXT96+FOABS,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Next-after. NOTE: both operands are of the same
|
||
; format, as specified by the usual suffix.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FNEXTS
|
||
MOVE.W #FFSGL+FONEXT,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FNEXTD
|
||
MOVE.W #FFDBL+FONEXT,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 80-bit extended format
|
||
MACRO
|
||
FNEXTX
|
||
MOVE.W #FFEXT+FONEXT,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FNEXTX96
|
||
MOVE.W #FFEXT96+FONEXT,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Conversion to 80-bit extended.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FX2X
|
||
MOVE.W #FFEXT+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FD2X
|
||
MOVE.W #FFDBL+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FS2X
|
||
MOVE.W #FFSGL+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FI2X
|
||
MOVE.W #FFINT+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FL2X
|
||
MOVE.W #FFLNG+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FC2X
|
||
MOVE.W #FFCOMP+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Conversion to 96-bit extended.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FX2X96
|
||
MOVE.W #FFEXT96+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FD2X96
|
||
MOVE.W #FFDBL+FFEXT96+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FS2X96
|
||
MOVE.W #FFSGL+FFEXT96+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FI2X96
|
||
MOVE.W #FFINT+FFEXT96+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FL2X96
|
||
MOVE.W #FFLNG+FFEXT96+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FC2X96
|
||
MOVE.W #FFCOMP+FFEXT96+FOZ2X,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Conversion from 80-bit extended.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FX2D
|
||
MOVE.W #FFDBL+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2S
|
||
MOVE.W #FFSGL+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2I
|
||
MOVE.W #FFINT+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2L
|
||
MOVE.W #FFLNG+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2C
|
||
MOVE.W #FFCOMP+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Conversion from 96-bit extended.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FX2D96
|
||
MOVE.W #FFDBL+FFEXT96+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2S96
|
||
MOVE.W #FFSGL+FFEXT96+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2I96
|
||
MOVE.W #FFINT+FFEXT96+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2L96
|
||
MOVE.W #FFLNG+FFEXT96+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FX2C96
|
||
MOVE.W #FFCOMP+FFEXT96+FOX2Z,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Binary to decimal conversion.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FX2DEC
|
||
MOVE.W #FFEXT+FOB2D,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FX2DEC96
|
||
MOVE.W #FFEXT96+FOB2D,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FD2DEC
|
||
MOVE.W #FFDBL+FOB2D,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FS2DEC
|
||
MOVE.W #FFSGL+FOB2D,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FC2DEC
|
||
MOVE.W #FFCOMP+FOB2D,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FI2DEC
|
||
MOVE.W #FFINT+FOB2D,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FL2DEC
|
||
MOVE.W #FFLNG+FOB2D,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Decimal to binary conversion.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FDEC2X
|
||
MOVE.W #FFEXT+FOD2B,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FDEC2X96
|
||
MOVE.W #FFEXT96+FOD2B,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDEC2D
|
||
MOVE.W #FFDBL+FOD2B,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDEC2S
|
||
MOVE.W #FFSGL+FOD2B,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDEC2C
|
||
MOVE.W #FFCOMP+FOD2B,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDEC2I
|
||
MOVE.W #FFINT+FOD2B,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FDEC2L
|
||
MOVE.W #FFLNG+FOD2B,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Compare, not signaling invalid on unordered.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FCMPX
|
||
MOVE.W #FFEXT+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPD
|
||
MOVE.W #FFDBL+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPS
|
||
MOVE.W #FFSGL+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPC
|
||
MOVE.W #FFCOMP+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPI
|
||
MOVE.W #FFINT+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPL
|
||
MOVE.W #FFLNG+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FCMPX96
|
||
MOVE.W #FFEXT96+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPD96
|
||
MOVE.W #FFDBL+FFEXT96+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPS96
|
||
MOVE.W #FFSGL+FFEXT96+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPC96
|
||
MOVE.W #FFCOMP+FFEXT96+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPI96
|
||
MOVE.W #FFINT+FFEXT96+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCMPL96
|
||
MOVE.W #FFLNG+FFEXT96+FOCMP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Compare, signaling invalid on unordered.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FCPXX
|
||
MOVE.W #FFEXT+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXD
|
||
MOVE.W #FFDBL+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXS
|
||
MOVE.W #FFSGL+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXC
|
||
MOVE.W #FFCOMP+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXI
|
||
MOVE.W #FFINT+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXL
|
||
MOVE.W #FFLNG+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FCPXX96
|
||
MOVE.W #FFEXT96+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXD96
|
||
MOVE.W #FFDBL+FFEXT96+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXS96
|
||
MOVE.W #FFSGL+FFEXT96+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXC96
|
||
MOVE.W #FFCOMP+FFEXT96+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXI96
|
||
MOVE.W #FFINT+FFEXT96+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCPXL96
|
||
MOVE.W #FFLNG+FFEXT96+FOCPX,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; The following defines a set of so-called floating
|
||
; branches. They presume that an appropriate compare
|
||
; operation, FCMPz, FCMPz96, FCPXz or FCPXz96, precedes.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FBEQL
|
||
BEQ &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBLTL
|
||
BCS &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBLEL
|
||
BLS &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBGTL
|
||
BGT &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBGEL
|
||
BGE &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBULTL
|
||
BLT &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBULEL
|
||
BLE &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUGTL
|
||
BHI &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUGEL
|
||
BCC &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUL
|
||
BVS &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBOL
|
||
BVC &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBNEL
|
||
BNE &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUEL
|
||
BEQ &SYSLIST[1]
|
||
BVS &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBLGL
|
||
BCS &SYSLIST[1]
|
||
BGT &SYSLIST[1]
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Short branch versions.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FBEQS
|
||
BEQ.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBLTS
|
||
BCS.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBLES
|
||
BLS.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBGTS
|
||
BGT.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBGES
|
||
BGE.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBULTS
|
||
BLT.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBULES
|
||
BLE.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUGTS
|
||
BHI.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUGES
|
||
BCC.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUS
|
||
BVS.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBOS
|
||
BVC.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBNES
|
||
BNE.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBUES
|
||
BEQ.S &SYSLIST[1]
|
||
BVS.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
MACRO
|
||
FBLGS
|
||
BCS.S &SYSLIST[1]
|
||
BGT.S &SYSLIST[1]
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Class and sign inquiries.
|
||
;———————————————————————————————————————————————————————————
|
||
FCSNAN EQU 1 ; signaling NAN
|
||
FCQNAN EQU 2 ; quiet NAN
|
||
FCINF EQU 3 ; infinity
|
||
FCZERO EQU 4 ; zero
|
||
FCNORM EQU 5 ; normal number
|
||
FCDENORM EQU 6 ; denormal number
|
||
|
||
MACRO
|
||
FCLASSC
|
||
MOVE.W #FFCOMP+FOCLASS,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCLASSS
|
||
MOVE.W #FFSGL+FOCLASS,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCLASSD
|
||
MOVE.W #FFDBL+FOCLASS,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 80-bit extended format
|
||
MACRO
|
||
FCLASSX
|
||
MOVE.W #FFEXT+FOCLASS,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FCLASSX96
|
||
MOVE.W #FFEXT96+FOCLASS,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Bit indexes for bytes of floating point environment word.
|
||
;———————————————————————————————————————————————————————————
|
||
FBINVALID EQU 0 ; invalid operation
|
||
FBUFLOW EQU 1 ; underflow
|
||
FBOFLOW EQU 2 ; overflow
|
||
FBDIVZER EQU 3 ; division by zero
|
||
FBINEXACT EQU 4 ; inexact
|
||
FBRNDLO EQU 5 ; low bit of rounding mode
|
||
FBRNDHI EQU 6 ; high bit of rounding mode
|
||
FBLSTRND EQU 7 ; last round result bit
|
||
FBDBL EQU 5 ; double precision control
|
||
FBSGL EQU 6 ; single precision control
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Get and set environment.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FGETENV
|
||
MOVE.W #FOGETENV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FSETENV
|
||
MOVE.W #FOSETENV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Test and set exception.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FTESTXCP
|
||
MOVE.W #FOTESTXCP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FSETXCP
|
||
MOVE.W #FOSETXCP,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Procedure entry and exit.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FPROCENTRY
|
||
MOVE.W #FOPROCENTRY,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FPROCEXIT
|
||
MOVE.W #FOPROCEXIT,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Get and set halt vector.
|
||
;———————————————————————————————————————————————————————————
|
||
MACRO
|
||
FGETHV
|
||
MOVE.W #FOGETHV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FSETHV
|
||
MOVE.W #FOSETHV,-(SP)
|
||
_FP68K
|
||
ENDM
|
||
|
||
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Elementary function operation code masks.
|
||
;———————————————————————————————————————————————————————————
|
||
ELEXT96 EQU $0080 ; 96-bit extended format
|
||
FOLNX EQU $0000 ; base-e log
|
||
FOLOG2X EQU $0002 ; base-2 log
|
||
FOLN1X EQU $0004 ; ln (1 + x)
|
||
FOLOG21X EQU $0006 ; log2 (1 + x)
|
||
FOEXPX EQU $0008 ; base-e exponential
|
||
FOEXP2X EQU $000A ; base-2 exponential
|
||
FOEXP1X EQU $000C ; exp (x) - 1
|
||
FOEXP21X EQU $000E ; exp2 (x) - 1
|
||
FOXPWRI EQU $8010 ; integer exponentiation
|
||
FOXPWRY EQU $8012 ; general exponentiation
|
||
FOCOMPOUND EQU $C014 ; compound
|
||
FOANNUITY EQU $C016 ; annuity
|
||
FOSINX EQU $0018 ; sine
|
||
FOCOSX EQU $001A ; cosine
|
||
FOTANX EQU $001C ; tangent
|
||
FOATANX EQU $001E ; arctangent
|
||
FORANDX EQU $0020 ; random
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Elementary functions.
|
||
;———————————————————————————————————————————————————————————
|
||
; 80-bit extended format
|
||
MACRO
|
||
FLNX ; base-e log
|
||
MOVE.W #FOLNX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FLOG2X ; base-2 log
|
||
MOVE.W #FOLOG2X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FLN1X ; ln (1 + x)
|
||
MOVE.W #FOLN1X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FLOG21X ; log2 (1 + x)
|
||
MOVE.W #FOLOG21X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXPX ; base-e exponential
|
||
MOVE.W #FOEXPX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXP2X ; base-2 exponential
|
||
MOVE.W #FOEXP2X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXP1X ; exp (x) - 1
|
||
MOVE.W #FOEXP1X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXP21X ; exp2 (x) - 1
|
||
MOVE.W #FOEXP21X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FXPWRI ; integer exponential
|
||
MOVE.W #FOXPWRI,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FXPWRY ; general exponential
|
||
MOVE.W #FOXPWRY,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCOMPOUND ; compound
|
||
MOVE.W #FOCOMPOUND,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FANNUITY ; annuity
|
||
MOVE.W #FOANNUITY,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FSINX ; sine
|
||
MOVE.W #FOSINX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCOSX ; cosine
|
||
MOVE.W #FOCOSX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FTANX ; tangent
|
||
MOVE.W #FOTANX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FATANX ; arctangent
|
||
MOVE.W #FOATANX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FRANDX ; random number generator
|
||
MOVE.W #FORANDX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
; 96-bit extended format
|
||
MACRO
|
||
FLNX96 ; base-e log
|
||
MOVE.W #ELEXT96+FOLNX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FLOG2X96 ; base-2 log
|
||
MOVE.W #ELEXT96+FOLOG2X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FLN1X96 ; ln (1 + x)
|
||
MOVE.W #ELEXT96+FOLN1X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FLOG21X96 ; log2 (1 + x)
|
||
MOVE.W #ELEXT96+FOLOG21X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXPX96 ; base-e exponential
|
||
MOVE.W #ELEXT96+FOEXPX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXP2X96 ; base-2 exponential
|
||
MOVE.W #ELEXT96+FOEXP2X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXP1X96 ; exp (x) - 1
|
||
MOVE.W #ELEXT96+FOEXP1X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FEXP21X96 ; exp2 (x) - 1
|
||
MOVE.W #ELEXT96+FOEXP21X,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FXPWRI96 ; integer exponential
|
||
MOVE.W #ELEXT96+FOXPWRI,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FXPWRY96 ; general exponential
|
||
MOVE.W #ELEXT96+FOXPWRY,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCOMPOUND96 ; compound
|
||
MOVE.W #ELEXT96+FOCOMPOUND,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FANNUITY96 ; annuity
|
||
MOVE.W #ELEXT96+FOANNUITY,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FSINX96 ; sine
|
||
MOVE.W #ELEXT96+FOSINX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FCOSX96 ; cosine
|
||
MOVE.W #ELEXT96+FOCOSX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FTANX96 ; tangent
|
||
MOVE.W #ELEXT96+FOTANX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FATANX96 ; arctangent
|
||
MOVE.W #ELEXT96+FOATANX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
MACRO
|
||
FRANDX96 ; random number generator
|
||
MOVE.W #ELEXT96+FORANDX,-(SP)
|
||
_ELEMS68K
|
||
ENDM
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Scanner and formatter operation code masks
|
||
;———————————————————————————————————————————————————————————
|
||
|
||
FOPSTR2DEC EQU $0002 ;Pascal string to decimal record
|
||
FOCSTR2DEC EQU $0004 ;C string to decimal record
|
||
FODEC2STR EQU $0003 ;decimal record to Pascal string
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; Scanner and formatter functions
|
||
;———————————————————————————————————————————————————————————
|
||
|
||
;Pascal string to decimal record
|
||
|
||
MACRO
|
||
FPSTR2DEC
|
||
MOVE.W #FOPSTR2DEC, -(SP)
|
||
_DecStr68K
|
||
ENDM
|
||
|
||
;C string to decimal record
|
||
|
||
MACRO
|
||
FCSTR2DEC
|
||
MOVE.W #FOCSTR2DEC, -(SP)
|
||
_DecStr68K
|
||
ENDM
|
||
|
||
;decimal record to Pascal string
|
||
|
||
MACRO
|
||
FDEC2STR
|
||
MOVE.W #FODEC2STR, -(SP)
|
||
_DecStr68K
|
||
ENDM
|
||
|
||
|
||
|
||
;———————————————————————————————————————————————————————————
|
||
; NaN codes.
|
||
;———————————————————————————————————————————————————————————
|
||
NANSQRT EQU 1 ; Invalid square root such as sqrt(-1).
|
||
NANADD EQU 2 ; Invalid addition such as +INF - +INF.
|
||
NANDIV EQU 4 ; Invalid division such as 0/0.
|
||
NANMUL EQU 8 ; Invalid multiply such as 0 * INF.
|
||
NANREM EQU 9 ; Invalid remainder or mod such as x REM 0.
|
||
NANASCBIN EQU 17 ; Attempt to convert invalid ASCII string.
|
||
NANCOMP EQU 20 ; Result of converting comp NaN to floating.
|
||
NANZERO EQU 21 ; Attempt to create a NaN with a zero code.
|
||
NANTRIG EQU 33 ; Invalid argument to trig routine.
|
||
NANINVTRIG EQU 34 ; Invalid argument to inverse trig routine.
|
||
NANLOG EQU 36 ; Invalid argument to log routine.
|
||
NANPOWER EQU 37 ; Invalid argument to x^i or x^y routine.
|
||
NANFINAN EQU 38 ; Invalid argument to financial function.
|
||
NANINIT EQU 255 ; Uninitialized storage.
|