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Table of Contents
xviii
M68060 USER’S MANUAL
MOTOROLA
Appendix C
MC68060 Software Package
C.1 Module Format..............................................................................................C-2
C.2 Unimplemented Integer Instructions .............................................................C-4
C.2.1 Integer Emulation Results ..........................................................................C-5
C.2.2 Module 1: Unimplemented Integer Instruction Exception
(MC68060ISP)............................................................................................C-5
C.2.2.1 Unimplemented Integer Instruction Exception Module Entry Points ........C-6
C.2.2.2 Unimplemented Integer Instruction Exception Module Call-Outs.............C-6
C.2.2.3 CAS Misaligned Address and CAS2
Emulation-Related Call-Outs and Entry Points ........................................C-6
C.2.3 Module 2: Unimplemented Integer Instruction Library (MC68060ILSP) .....C-9
C.3 Floating-Point Emulation Package (MC68060FPSP) .................................C-11
C.3.1 Floating-Point Emulation Results .............................................................C-13
C.3.2 Module 3: Full Floating-Point Kernel ........................................................C-14
C.3.2.1 Full Floating-Point Kernel Module Entry Points......................................C-14
C.3.2.2 Full Floating-Point Kernel Module Call-Outs ..........................................C-14
C.3.2.2.1 The F-Line Exception Call-Outs ...........................................................C-14
C.3.2.2.2 System-Supplied Floating-Point Arithmetic
Exception Handler Call-Outs................................................................C-15
C.3.2.2.3 Exception-Related Call-Outs...............................................................C-15
C.3.2.2.4 Exit Point Call-Outs ..............................................................................C-15
C.3.2.3 Bypassing Module-Supplied Floating-Point Arithmetic Handlers ...........C-15
C.3.2.3.1 Overflow/Underflow..............................................................................C-16
C.3.2.3.2 Signalling Not-A-Number, Operand Error.............................................C-17
C.3.2.3.3 Inexact Exception.................................................................................C-18
C.3.2.3.4 Divide-by-Zero Exception.....................................................................C-19
C.3.2.3.5 Branch/Set on Unordered Exception....................................................C-19
C.3.2.4 Exceptions During Emulation .................................................................C-20
C.3.2.4.1 Trap-Disabled Operation......................................................................C-20
C.3.2.4.2 Trap-Enabled Operation.......................................................................C-21
C.3.3 Module 4: Partial Floating-Point Kernel ....................................................C-21
C.3.4 Module 5: Floating-Point Library (M68060FPLSP)...................................C-22
C.4 Operating System Dependencies ...............................................................C-23
C.4.1 Instruction and Data Fetches....................................................................C-23
C.4.2 Instructions Not Recommended ...............................................................C-26
C.5 Installation Notes ........................................................................................C-27
C.5.1 Installing the Library Modules...................................................................C-27
C.5.2 Installing the Kernel Modules ...................................................................C-27
C.5.3 Release Notes and Module Offset Assignments ......................................C-28
C.5.4 AESOP Electronic Bulletin Board .............................................................C-29
Appendix D
MC68060 Instructions
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