A.4.4.6

NOT

A–13

A.4.4.7

Booleans

A–13

A.4.5

Exceptions and Trap Barriers

A–14

A.4.6

Pseudo-Operations (Stylized Code Forms)

A–14

A.5

Timing Considerations: Atomic Sequences

A–16

B IEEE Floating-Point Conformance

 

B.1

Alpha Choices for IEEE Options

B–1

 

B.2

Alpha Support for OS Completion Handlers

B–3

 

B.2.1

IEEE Floating-Point Control (FP_C) Quadword

B–4

 

B.3

Mapping to IEEE Standard

B–6

C

Instruction Summary

 

 

C.1

Common Architecture Instruction Summary

C–1

 

C.2

IEEE Floating-Point Instructions

C–6

 

C.3

VAX Floating-Point Instructions

C–7

 

C.4

Independent Floating-Point Instructions

C–8

 

C.5

Opcode Summary

C–8

 

C.6

Common Architecture Opcodes in Numerical Order

C–10

 

C.7

OpenVMS Alpha PALcode Instruction Summary

C–14

 

C.8

DIGITAL UNIX PALcode Instruction Summary

C–16

 

C.9

Windows NT Alpha Instruction Summary

C–17

 

C.10

PALcode Opcodes in Numerical Order

C–18

 

C.11

Required PALcode Opcodes

C–20

 

C.12

Opcodes Reserved to PALcode

C–20

 

C.13

Opcodes Reserved to Compaq

C–21

 

C.14

Unused Function Code Behavior

C–21

 

C.15

ASCII Character Set

C–22

D

Registered System and Processor Identifiers

 

 

D.1

Processor Type Assignments

D–1

 

D.2

PALcode Variation Assignments

D–2

 

D.3

Architecture Mask and Implementation Values

D–3

E Waivers and Implementation-Dependent Functionality

E.1

Waivers

E–1

E.1.1

DECchip 21064, DECchip 21066, and DECchip 21068 IEEE Divide Instruction Violation

E–1

E.1.2

DECchip 21064, DECchip 21066, and DECchip 21068 Write Buffer Violation

E–2

E.1.3

DECchip 21264 LDx_L/STx_C with WH64 Violation

E–2

E.2

Implementation-Specific Functionality

E–3

E.2.1

DECchip 21064/21066/21068 Performance Monitoring

E–3

E.2.1.1

DECchip 21064/21066/21068 Performance Monitor Interrupt Mechanism

E–4

E.2.1.2

Functions and Arguments for the DECchip 21064/21066/21068

E–5

E.2.2

DECchip 21164/21164PC Performance Monitoring

E–9

E.2.2.1

Performance Monitor Interrupt Mechanism

E–9

ix

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Compaq ECQD2KCTE manual Ieee Floating-Point Conformance