Updated: 11 December 1998

OpenVMS Calling Standard

A
Active procedure
Address representation
Addresses
for OpenVMS Alpha
for OpenVMS VAX
AI (argument information)
format
register
Aligned record layout
Argument data types
Argument home area
Argument items
for Alpha
Argument list structure
Alpha
Argument lists #1
Argument lists #2
definition
evaluation
for Alpha
for VAX
format
interpreting
Argument mechanisms
Argument order
Alpha evaluation
Argument vectors
mechanism
Arguments #1
Arguments #2
passed in memory #1
passed in memory #2
Array descriptors
Asynchronous software interrupts
definition
Atomic data types
B
Base register architecture
BASIC file array descriptors
Bits
unused in passed data
Bound procedures
definition
descriptors
environment value
values #1
values #2
C
Call chain
how to walk
transfer of control
Call conventions
invocation and return
Call frames
definition
Call tracing
Calling sequence
argument list
Calling standard
architectural level
goals #1
goals #2
terms
Calls
with computed addresses
Compression text descriptors
Computed calls
Condition handlers
coordinating with establisher
default
definition
deleting
establishing
exceptions
memory use
multiple active signals
operations
options
parameters and invocation
properties
register values
reinvokable
request to unwind
returning from
search
stack usage
Condition handling
procedure exceptions
standards
vector processor
Condition Handling Facility (CHF) #1
Condition Handling Facility (CHF) #2
Condition values
condition identification
control
definition
description
facility
format
interpreting severity codes
message number
registers use
severity codes
symbols
use
Conditions
from called procedures
Conventions
OpenVMS Alpha
OpenVMS VAX
Current procedure
D
Data alignment
Data passing
for Alpha systems
unused bits
Data types
atomic
DSC$K_DTYPE_B
DSC$K_DTYPE_BU
DSC$K_DTYPE_D
DSC$K_DTYPE_DC
DSC$K_DTYPE_F
DSC$K_DTYPE_FC
DSC$K_DTYPE_FS
DSC$K_DTYPE_FSC
DSC$K_DTYPE_FT
DSC$K_DTYPE_FTC
DSC$K_DTYPE_FX
DSC$K_DTYPE_FXC
DSC$K_DTYPE_G
DSC$K_DTYPE_GC
DSC$K_DTYPE_H
DSC$K_DTYPE_HC
DSC$K_DTYPE_L
DSC$K_DTYPE_LU
DSC$K_DTYPE_O
DSC$K_DTYPE_OU
DSC$K_DTYPE_Q
DSC$K_DTYPE_QU
DSC$K_DTYPE_W
DSC$K_DTYPE_WU
DSC$K_DTYPE_Z
codes
facility specific
reserved
miscellaneous
DSC$K_DTYPE_ADT
DSC$K_DTYPE_BLV
DSC$K_DTYPE_BPV
DSC$K_DTYPE_DSC
DSC$K_DTYPE_ZEM
DSC$K_DTYPE_ZI
string
DSC$K_DTYPE_NL
DSC$K_DTYPE_NLO
DSC$K_DTYPE_NR
DSC$K_DTYPE_NRO
DSC$K_DTYPE_NU
DSC$K_DTYPE_NZ
DSC$K_DTYPE_P
DSC$K_DTYPE_T
DSC$K_DTYPE_V
DSC$K_DTYPE_VT #1
DSC$K_DTYPE_VT #2
DSC$K_DTYPE_VU
varying character string
DSC$K_DTYPE_VT
Decimal string descriptors
Default condition handlers
Default procedure signature
Definition of terms
Descriptors
Alpha argument item
arrays
BASIC file array
class codes #1
class codes #2
compression text
decimal strings
definition
dynamic strings
facility-specific class codes
fixed length
formats
DSC$A_POINTER
DSC$B_CLASS
DSC$B_DTYPE
DSC$K_CLASS_A
DSC$K_CLASS_BFA
DSC$K_CLASS_CT
DSC$K_CLASS_D
DSC$K_CLASS_J
DSC$K_CLASS_JI
DSC$K_CLASS_NCA
DSC$K_CLASS_P
DSC$K_CLASS_PI
DSC$K_CLASS_S
DSC$K_CLASS_SB
DSC$K_CLASS_SD
DSC$K_CLASS_UBA
DSC$K_CLASS_UBS
DSC$K_CLASS_UBSB
DSC$K_CLASS_V
DSC$K_CLASS_VS
DSC$K_CLASS_VSA
DSC$W_LENGTH
DSC64$B_CLASS
DSC64$B_DTYPE
DSC64$L_MBMO #1
DSC64$L_MBMO #2
DSC64$L_MBMO #3
DSC64$L_MBMO #4
DSC64$L_MBMO #5
DSC64$L_MBMO #6
DSC64$L_MBMO #7
DSC64$L_MBMO #8
DSC64$L_MBMO #9
DSC64$PQ_POINTER
DSC64$Q_LENGTH
DSC64$W_MBO #1
DSC64$W_MBO #2
DSC64$W_MBO #3
DSC64$W_MBO #4
DSC64$W_MBO #5
DSC64$W_MBO #6
DSC64$W_MBO #7
DSC64$W_MBO #8
DSC64$W_MBO #9
prototype
label
noncontiguous arrays
obsolete class codes
procedure argument
reserved class codes
strings with bounds
unaligned bit arrays
unaligned bit strings
unaligned bit strings with bounds
variable buffer
varying string arrays
varying strings
DSCs
argument descriptors
procedure descriptors
Dynamic string descriptor

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