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- •Verilog-AMS
- •Language Reference Manual
- •Table of Contents
- •1. Verilog-AMS introduction
- •1.1 Overview
- •1.2 Mixed-signal language features
- •1.3 Systems
- •1.3.1 Conservative systems
- •1.3.1.1 Reference nodes
- •1.3.1.2 Reference directions
- •1.3.2 Kirchhoff’s Laws
- •1.3.3 Natures, disciplines, and nets
- •1.3.4 Signal-flow systems
- •1.3.5 Mixed conservative/signal flow systems
- •1.4 Conventions used in this document
- •1.5 Contents
- •2. Lexical conventions
- •2.1 Overview
- •2.2 Lexical tokens
- •2.3 White space
- •2.4 Comments
- •2.5 Operators
- •2.6 Numbers
- •2.6.1 Integer constants
- •2.6.2 Real constants
- •2.7 String literals
- •2.8 Identifiers, keywords, and system names
- •2.8.1 Escaped identifiers
- •2.8.2 Keywords
- •2.8.3 System tasks and functions
- •2.8.4 Compiler directives
- •2.9 Attributes
- •2.9.1 Standard attributes
- •2.9.2 Syntax
- •3. Data types
- •3.1 Overview
- •3.2 Integer and real data types
- •3.2.1 Output variables
- •3.3 String data type
- •3.4 Parameters
- •3.4.1 Type specification
- •3.4.2 Value range specification
- •3.4.3 Parameter units and descriptions
- •3.4.4 Parameter arrays
- •3.4.5 Local parameters
- •3.4.6 String parameters
- •3.4.7 Parameter aliases
- •3.5 Genvars
- •3.6 Net_discipline
- •3.6.1 Natures
- •3.6.1.1 Derived natures
- •3.6.1.2 Attributes
- •3.6.1.3 User-defined attributes
- •3.6.2 Disciplines
- •3.6.2.1 Nature binding
- •3.6.2.2 Domain binding
- •3.6.2.3 Empty disciplines
- •3.6.2.4 Discipline of nets and undeclared nets
- •3.6.2.5 Overriding nature attributes from discipline
- •3.6.2.6 Deriving natures from disciplines
- •3.6.2.7 User-defined attributes
- •3.6.3 Net discipline declaration
- •3.6.3.1 Net descriptions
- •3.6.3.2 Net Discipline Initial (Nodeset) Values
- •3.6.4 Ground declaration
- •3.6.5 Implicit nets
- •3.7 Real net declarations
- •3.8 Default discipline
- •3.9 Disciplines of primitives
- •3.10 Discipline precedence
- •3.11 Net compatibility
- •3.11.1 Discipline and Nature Compatibility
- •3.12 Branches
- •3.13 Namespace
- •3.13.1 Nature and discipline
- •3.13.2 Access functions
- •3.13.4 Branch
- •4. Expressions
- •4.1 Overview
- •4.2 Operators
- •4.2.1 Operators with real operands
- •4.2.1.1 Real to integer conversion
- •4.2.1.2 Integer to real conversion
- •4.2.1.3 Arithmetic conversion
- •4.2.2 Operator precedence
- •4.2.3 Expression evaluation order
- •4.2.4 Arithmetic operators
- •4.2.5 Relational operators
- •4.2.6 Case equality operators
- •4.2.7 Logical equality operators
- •4.2.8 Logical operators
- •4.2.9 Bitwise operators
- •4.2.10 Reduction operators
- •4.2.11 Shift operators
- •4.2.12 Conditional operator
- •4.2.13 Concatenations
- •4.3 Built-in mathematical functions
- •4.3.1 Standard mathematical functions
- •4.3.2 Transcendental functions
- •4.4 Signal access functions
- •4.5 Analog operators
- •4.5.1 Vector or array arguments to analog operators
- •4.5.2 Analog operators and equations
- •4.5.3 Time derivative operator
- •4.5.4 Time integral operator
- •4.5.5 Circular integrator operator
- •4.5.6 Derivative operator
- •4.5.7 Absolute delay operator
- •4.5.8 Transition filter
- •4.5.9 Slew filter
- •4.5.10 last_crossing function
- •4.5.11 Laplace transform filters
- •4.5.11.1 laplace_zp
- •4.5.11.2 laplace_zd
- •4.5.11.3 laplace_np
- •4.5.11.4 laplace_nd
- •4.5.11.5 Examples
- •4.5.12 Z-transform filters
- •4.5.13 Limited exponential
- •4.5.14 Constant versus dynamic arguments
- •4.5.15 Restrictions on analog operators
- •4.6 Analysis dependent functions
- •4.6.1 Analysis
- •4.6.2 DC analysis
- •4.6.3 AC stimulus
- •4.6.4 Noise
- •4.6.4.1 white_noise
- •4.6.4.2 flicker_noise
- •4.6.4.3 noise_table
- •4.6.4.4 Noise model for diode
- •4.6.4.5 Correlated noise
- •4.7 User defined functions
- •4.7.1 Defining an analog user defined function
- •4.7.2 Returning a value from an analog user defined function
- •4.7.2.1 Analog user defined function identifier variable
- •4.7.2.2 Output arguments
- •4.7.2.3 Inout arguments
- •4.7.3 Calling an analog user defined function
- •5. Analog behavior
- •5.1 Overview
- •5.2 Analog procedural block
- •5.2.1 Analog initial block
- •5.3 Block statements
- •5.3.1 Sequential blocks
- •5.3.2 Block names
- •5.4 Analog signals
- •5.4.1 Access functions
- •5.4.2 Probes and sources
- •5.4.2.1 Probes
- •5.4.2.2 Sources
- •5.4.3 Port branches
- •5.4.4 Unassigned sources
- •5.5 Accessing net and branch signals and attributes
- •5.5.1 Accessing net and branch signals
- •5.5.2 Signal access for vector branches
- •5.5.3 Accessing attributes
- •5.6 Contribution statements
- •5.6.1 Direct branch contribution statements
- •5.6.1.1 Relations
- •5.6.1.2 Evaluation
- •5.6.1.3 Value retention
- •5.6.2 Examples
- •5.6.2.1 The four controlled sources
- •5.6.3 Resistor and conductor
- •5.6.4 RLC circuits
- •5.6.5 Switch branches
- •5.6.6 Implicit Contributions
- •5.6.7 Indirect branch contribution statements
- •5.6.7.1 Multiple indirect contributions
- •5.6.7.2 Indirect and direct contribution
- •5.7 Analog procedural assignments
- •5.8 Analog conditional statements
- •5.8.1 if-else-if statement
- •5.8.2 Examples
- •5.8.3 Case statement
- •5.8.4 Restrictions on conditional statements
- •5.9 Looping statements
- •5.9.1 Repeat and while statements
- •5.9.2 For statements
- •5.9.3 Analog For Statements
- •5.10 Analog event control statements
- •5.10.1 Event OR operator
- •5.10.2 Global events
- •5.10.3 Monitored events
- •5.10.3.1 cross function
- •5.10.3.2 above function
- •5.10.3.3 timer function
- •5.10.4 Named events
- •5.10.5 Digital events in analog behavior
- •6. Hierarchical structures
- •6.1 Overview
- •6.2 Modules
- •6.2.1 Top-level modules
- •6.2.2 Module instantiation
- •6.3 Overriding module parameter values
- •6.3.1 Defparam statement
- •6.3.2 Module instance parameter value assignment by order
- •6.3.3 Module instance parameter value assignment by name
- •6.3.4 Parameter dependence
- •6.3.5 Detecting parameter overrides
- •6.3.6 Hierarchical system parameters
- •6.4 Paramsets
- •6.4.1 Paramset statements
- •6.4.2 Paramset overloading
- •6.4.3 Paramset output variables
- •6.5 Ports
- •6.5.1 Port definition
- •6.5.2 Port declarations
- •6.5.2.1 Port type
- •6.5.2.2 Port direction
- •6.5.3 Real valued ports
- •6.5.4 Connecting module ports by ordered list
- •6.5.5 Connecting module ports by name
- •6.5.6 Detecting port connections
- •6.5.7 Port connection rules
- •6.5.7.1 Matching size rule
- •6.5.7.2 Resolving discipline of undeclared interconnect signal
- •6.5.8 Inheriting port natures
- •6.6 Generate constructs
- •6.6.1 Loop generate constructs
- •6.6.2 Conditional generate constructs
- •6.6.2.1 Dynamic parameters
- •6.6.3 External names for unnamed generate blocks
- •6.7 Hierarchical names
- •6.7.1 Usage of hierarchical references
- •6.8 Scope rules
- •6.9 Elaboration
- •6.9.1 Concatenation of analog blocks
- •6.9.2 Elaboration and paramsets
- •6.9.3 Elaboration and connectmodules
- •6.9.4 Order of elaboration
- •7. Mixed signal
- •7.1 Overview
- •7.2 Fundamentals
- •7.2.1 Domains
- •7.2.2 Contexts
- •7.2.3 Nets, nodes, ports, and signals
- •7.2.4 Mixed-signal and net disciplines
- •7.3 Behavioral interaction
- •7.3.1 Accessing discrete nets and variables from a continuous context
- •7.3.2 Accessing X and Z bits of a discrete net in a continuous context
- •7.3.2.1 Special floating point values
- •7.3.3 Accessing continuous nets and variables from a discrete context
- •7.3.4 Detecting discrete events in a continuous context
- •7.3.5 Detecting continuous events in a discrete context
- •7.3.6 Concurrency
- •7.3.6.1 Analog event appearing in a digital event control
- •7.3.6.2 Digital event appearing in an analog event control
- •7.3.6.3 Analog primary appearing in a digital expression
- •7.3.6.4 Analog variables appearing in continuous assigns
- •7.3.6.5 Digital primary appearing in an analog expression
- •7.3.7 Function calls
- •7.4 Discipline resolution
- •7.4.1 Compatible discipline resolution
- •7.4.2 Connection of discrete-time disciplines
- •7.4.3 Connection of continuous-time disciplines
- •7.4.4 Resolution of mixed signals
- •7.4.4.1 Basic discipline resolution algorithm
- •7.4.4.2 Detail discipline resolution algorithm
- •7.4.4.3 Coercing discipline resolution
- •7.5 Connect modules
- •7.6 Connect module descriptions
- •7.7 Connect specification statements
- •7.7.1 Connect module auto-insertion statement
- •7.7.2 Discipline resolution connect statement
- •7.7.2.1 Connect Rule Resolution Mechanism
- •7.7.3 Parameter passing attribute
- •7.7.4 connect_mode
- •7.8 Automatic insertion of connect modules
- •7.8.1 Connect module selection
- •7.8.2 Signal segmentation
- •7.8.3 connect_mode parameter
- •7.8.3.1 merged
- •7.8.3.2 split
- •7.8.4 Rules for driver-receiver segregation and connect module selection and insertion
- •7.8.5 Instance names for auto-inserted instances
- •7.8.5.1 Port names for Verilog built-in primitives
- •8. Scheduling semantics
- •8.1 Overview
- •8.2 Analog simulation cycle
- •8.2.1 Nodal analysis
- •8.2.2 Transient analysis
- •8.2.3 Convergence
- •8.3 Mixed-signal simulation cycle
- •8.3.1 Circuit initialization
- •8.3.2 Mixed-signal DC analysis
- •8.3.3 Mixed-signal transient analysis
- •8.3.3.1 Concurrency
- •8.3.3.2 Analog macro process scheduling semantics
- •8.3.3.3 A/D boundary timing
- •8.3.4 The synchronization loop
- •8.3.5 Synchronization and communication algorithm
- •8.3.6 Assumptions about the analog and digital algorithms
- •8.4 Scheduling semantics for the digital engine
- •8.4.1 The stratified event queue
- •8.4.2 The Verilog-AMS digital engine reference model
- •8.4.3 Scheduling implication of assignments
- •8.4.3.1 Continuous assignment
- •8.4.3.2 Procedural continuous assignment
- •8.4.3.3 Blocking assignment
- •8.4.3.4 Non blocking assignment
- •8.4.3.5 Switch (transistor) processing
- •8.4.3.6 Processing explicit D2A events (region 1b)
- •8.4.3.7 Processing analog macro-process events (region 3b)
- •9. System tasks and functions
- •9.1 Overview
- •9.2 Categories of system tasks and functions
- •9.3 System tasks/functions executing in the context of the Analog Simulation Cycle
- •9.4 Display system tasks
- •9.4.1 Behavior of the display tasks in the analog context
- •9.4.2 Escape sequences for special characters
- •9.4.3 Format specifications
- •9.4.4 Hierarchical name format
- •9.4.5 String format
- •9.4.6 Behavior of the display tasks in the analog block during iterative solving
- •9.4.7 Extensions to the display tasks in the digital context
- •9.5.1 Opening and closing files
- •9.5.1.1 opening and closing files during multiple analyses
- •9.5.1.2 Sharing of file descriptors between the analog and digital contexts
- •9.5.2 File output system tasks
- •9.5.3 Formatting data to a string
- •9.5.4 Reading data from a file
- •9.5.4.1 Reading a line at a time
- •9.5.4.2 Reading formatted data
- •9.5.5 File positioning
- •9.5.6 Flushing output
- •9.5.7 I/O error status
- •9.5.8 Detecting EOF
- •9.5.9 Behavior of the file I/O tasks in the analog block during iterative solving
- •9.6 Timescale system tasks
- •9.7 Simulation control system tasks
- •9.7.1 $finish
- •9.7.2 $stop
- •9.7.3 $fatal, $error, $warning, and $info
- •9.8 PLA modeling system tasks
- •9.9 Stochastic analysis system tasks
- •9.10 Simulator time system functions
- •9.11 Conversion system functions
- •9.12 Command line input
- •9.13 Probabilistic distribution system functions
- •9.13.1 $random and $arandom
- •9.13.2 distribution functions
- •9.13.3 Algorithm for probablistic distribution
- •9.14 Math system functions
- •9.15 Analog kernel parameter system functions
- •9.16 Dynamic simulation probe function
- •9.17 Analog kernel control system tasks and functions
- •9.17.1 $discontinuity
- •9.17.2 $bound_step task
- •9.17.3 $limit
- •9.18 Hierarchical parameter system functions
- •9.19 Explicit binding detection system functions
- •9.20 Table based interpolation and lookup system function
- •9.20.1 Table data source
- •9.20.2 Control string
- •9.20.3 Example control strings
- •9.20.4 Lookup algorithm
- •9.20.5 Interpolation algorithms
- •9.20.6 Example
- •9.21 Connectmodule driver access system functions and operator
- •9.21.1 $driver_count
- •9.21.2 $driver_state
- •9.21.3 $driver_strength
- •9.21.4 driver_update
- •9.21.5 Receiver net resolution
- •9.21.6 Connect module example using driver access functions
- •9.22 Supplementary connectmodule driver access system functions
- •9.22.1 $driver_delay
- •9.22.2 $driver_next_state
- •9.22.3 $driver_next_strength
- •9.22.4 $driver_type
- •10. Compiler directives
- •10.1 Overview
- •10.2 `default_discipline
- •10.3 `default_transition
- •10.4 `define and `undef
- •10.5 Predefined macros
- •10.6 `begin_keywords and `end_keywords
- •11. Using VPI routines
- •11.1 Overview
- •11.2 The VPI interface
- •11.2.1 VPI callbacks
- •11.2.2 VPI access to Verilog-AMS HDL objects and simulation objects
- •11.2.3 Error handling
- •11.3 VPI object classifications
- •11.3.1 Accessing object relationships and properties
- •11.3.2 Delays and values
- •11.4 List of VPI routines by functional category
- •11.5 Key to object model diagrams
- •11.5.1 Diagram key for objects and classes
- •11.5.2 Diagram key for accessing properties
- •11.5.3 Diagram key for traversing relationships
- •11.6 Object data model diagrams
- •11.6.1 Module
- •11.6.2 Nature, discipline
- •11.6.3 Scope, task, function, IO declaration
- •11.6.4 Ports
- •11.6.5 Nodes
- •11.6.6 Branches
- •11.6.7 Quantities
- •11.6.8 Nets
- •11.6.9 Regs
- •11.6.10 Variables, named event
- •11.6.11 Memory
- •11.6.12 Parameter, specparam
- •11.6.13 Primitive, prim term
- •11.6.15 Module path, timing check, intermodule path
- •11.6.16 Task and function call
- •11.6.17 Continuous assignment
- •11.6.18 Simple expressions
- •11.6.19 Expressions
- •11.6.20 Contribs
- •11.6.21 Process, block, statement, event statement
- •11.6.22 Assignment, delay control, event control, repeat control
- •11.6.23 If, if-else, case
- •11.6.24 Assign statement, deassign, force, release, disable
- •11.6.25 Callback, time queue
- •12. VPI routine definitions
- •12.1 Overview
- •12.2 vpi_chk_error()
- •12.3 vpi_compare_objects()
- •12.4 vpi_free_object()
- •12.6 vpi_get_cb_info()
- •12.7 vpi_get_analog_delta()
- •12.8 vpi_get_analog_freq()
- •12.9 vpi_get_analog_time()
- •12.10 vpi_get_analog_value()
- •12.11 vpi_get_delays()
- •12.13 vpi_get_analog_systf_info()
- •12.14 vpi_get_systf_info()
- •12.15 vpi_get_time()
- •12.16 vpi_get_value()
- •12.17 vpi_get_vlog_info()
- •12.18 vpi_get_real()
- •12.19 vpi_handle()
- •12.20 vpi_handle_by_index()
- •12.21 vpi_handle_by_name()
- •12.22 vpi_handle_multi()
- •12.22.1 Derivatives for analog system task/functions
- •12.22.2 Examples
- •12.23 vpi_iterate()
- •12.24 vpi_mcd_close()
- •12.25 vpi_mcd_name()
- •12.26 vpi_mcd_open()
- •12.27 vpi_mcd_printf()
- •12.28 vpi_printf()
- •12.29 vpi_put_delays()
- •12.30 vpi_put_value()
- •12.31 vpi_register_cb()
- •12.31.1 Simulation-event-related callbacks
- •12.31.2 Simulation-time-related callbacks
- •12.31.3 Simulator analog and related callbacks
- •12.31.4 Simulator action and feature related callbacks
- •12.32 vpi_register_analog_systf()
- •12.32.1 System task and function callbacks
- •12.32.2 Declaring derivatives for analog system task/functions
- •12.32.3 Examples
- •12.33 vpi_register_systf()
- •12.33.1 System task and function callbacks
- •12.33.2 Initializing VPI system task/function callbacks
- •12.34 vpi_remove_cb()
- •12.35 vpi_scan()
- •12.36 vpi_sim_control()
- •A.1 Source text
- •A.1.1 Library source text
- •A.1.2 Verilog source text
- •A.1.3 Module parameters and ports
- •A.1.4 Module items
- •A.1.5 Configuration source text
- •A.1.6 Nature Declaration
- •A.1.7 Discipline Declaration
- •A.1.8 Connectrules Declaration
- •A.1.9 Paramset Declaration
- •A.2 Declarations
- •A.2.1 Declaration types
- •A.2.1.1 Module parameter declarations
- •A.2.1.2 Port declarations
- •A.2.1.3 Type declarations
- •A.2.2 Declaration data types
- •A.2.2.1 Net and variable types
- •A.2.2.2 Strengths
- •A.2.2.3 Delays
- •A.2.3 Declaration lists
- •A.2.4 Declaration assignments
- •A.2.5 Declaration ranges
- •A.2.6 Function declarations
- •A.2.7 Task declarations
- •A.2.8 Block item declarations
- •A.3 Primitive instances
- •A.3.1 Primitive instantiation and instances
- •A.3.2 Primitive strengths
- •A.3.3 Primitive terminals
- •A.3.4 Primitive gate and switch types
- •A.4 Module instantiation and generate construct
- •A.4.1 Module instantiation
- •A.4.2 Generate construct
- •A.5 UDP declaration and instantiation
- •A.5.1 UDP declaration
- •A.5.2 UDP ports
- •A.5.3 UDP body
- •A.5.4 UDP instantiation
- •A.6 Behavioral statements
- •A.6.1 Continuous assignment statements
- •A.6.2 Procedural blocks and assignments
- •A.6.3 Parallel and sequential blocks
- •A.6.4 Statements
- •A.6.5 Timing control statements
- •A.6.6 Conditional statements
- •A.6.7 Case statements
- •A.6.8 Looping statements
- •A.6.9 Task enable statements
- •A.6.10 Contribution statements
- •A.7 Specify section
- •A.7.1 Specify block declaration
- •A.7.2 Specify path declarations
- •A.7.3 Specify block terminals
- •A.7.4 Specify path delays
- •A.7.5 System timing checks
- •A.7.5.1 System timing check commands
- •A.7.5.2 System timing check command arguments
- •A.7.5.3 System timing check event definitions
- •A.8 Expressions
- •A.8.1 Concatenations
- •A.8.2 Function calls
- •A.8.3 Expressions
- •A.8.4 Primaries
- •A.8.5 Expression left-side values
- •A.8.6 Operators
- •A.8.7 Numbers
- •A.8.8 Strings
- •A.8.9 Analog references
- •A.9 General
- •A.9.1 Attributes
- •A.9.2 Comments
- •A.9.3 Identifiers
- •A.9.4 White space
- •A.10 Details
- •C.1 Verilog-AMS introduction
- •C.1.1 Verilog-A overview
- •C.1.2 Verilog-A language features
- •C.2 Lexical conventions
- •C.3 Data types
- •C.4 Expressions
- •C.5 Analog signals
- •C.6 Analog behavior
- •C.7 Hierarchical structures
- •C.8 Mixed signal
- •C.9 Scheduling semantics
- •C.10 System tasks and functions
- •C.11 Compiler directives
- •C.12 Using VPI routines
- •C.13 VPI routine definitions
- •C.14 Analog language subset
- •C.15 List of keywords
- •C.16 Standard definitions
- •C.17 SPICE compatibility
- •C.18 Changes from previous Verilog-A LRM versions
- •C.19 Obsolete functionality
- •D.1 The disciplines.vams file
- •D.2 The constants.vams file
- •D.3 The driver_access.vams file
- •E.1 Introduction
- •E.1.1 Scope of compatibility
- •E.1.2 Degree of incompatibility
- •E.2 Accessing Spice objects from Verilog-AMS HDL
- •E.2.1 Case sensitivity
- •E.2.2 Examples
- •E.3 Accessing Spice models
- •E.3.1 Accessing Spice subcircuits
- •E.3.1.1 Accessing Spice primitives
- •E.4 Preferred primitive, parameter, and port names
- •E.4.1 Unsupported primitives
- •E.4.2 Discipline of primitives
- •E.4.2.1 Setting the discipline of analog primitives
- •E.4.2.2 Resolving the disciplines of analog primitives
- •E.4.3 Name scoping of SPICE primitives
- •E.4.4 Limiting algorithms
- •E.5 Other issues
- •E.5.1 Multiplicity factor on subcircuits
- •E.5.2 Binning and libraries
- •F.1 Discipline resolution
- •F.2 Resolution of mixed signals
- •F.2.1 Default discipline resolution algorithm
- •F.2.2 Alternate expanded analog discipline resolution algorithm
- •G.1 Changes from previous LRM versions
- •G.2 Obsolete functionality
- •G.2.1 Forever
- •G.2.2 NULL
- •G.2.3 Generate
- •G.2.4 `default_function_type_analog
|
Accellera |
Analog and Mixed-signal Extensions to Verilog HDL |
Version 2.3.1, June 1, 2009 |
A.10 Details
1)Function statements are limited by the rules of 4.7.1.
2)Embedded spaces are illegal.
3)A simple_identifier shall start with an alpha or underscore ( _ ) character, shall have at least one character, and shall not have any spaces.
4)The $ character in a system_function_identifier or system_task_identifier shall not be followed by white_space. A system_function_identifier or system_task_identifier shall not be escaped.
5)End of file.
355 |
Copyright © 2009 Accellera Organization, Inc. All rights reserved. |
Accellera |
|
Version 2.3.1, June 1, 2009 |
VERILOG-AMS |
Annex B
(normative)
List of keywords
Keywords are predefined nonescaped identifiers that define Verilog-AMS language constructs. An escaped identifier shall not be treated as a keyword.
Copyright © 2009 Accellera Organization, Inc. |
356 |
|
Accellera |
Analog and Mixed-signal Extensions to Verilog HDL |
Version 2.3.1, June 1, 2009 |
above |
else |
large |
sin |
abs |
end |
last_crossing |
sinh |
absdelay |
endcase |
liblist |
showcancelled |
abstol |
endconfig |
library |
signed |
access |
endconnectrules |
limexp |
slew |
acos |
enddiscipline |
ln |
small |
acosh |
endfunction |
localparam |
specify |
ac_stim |
endgenerate |
log |
specparam |
aliasparam |
endmodule |
macromodule |
split |
always |
endnature |
max |
sqrt |
analog |
endparamset |
medium |
string |
analysis |
endprimitive |
merged |
strong0 |
and |
endspecify |
min |
strong1 |
asin |
endtable |
module |
supply0 |
asinh |
endtask |
nand |
supply1 |
assert |
event |
nature |
table |
assign |
exclude |
negedge |
tan |
atan |
exp |
net_resolution |
tanh |
atan2 |
final_step |
nmos |
task |
atanh |
flicker_noise |
noise_table |
time |
automatic |
floor |
nor |
timer |
begin |
flow |
noshowcancelled |
tran |
branch |
for |
not |
tranif0 |
buf |
force |
notif0 |
tranif1 |
bufif0 |
forever |
notif1 |
transition |
bufif1 |
fork |
or |
tri |
case |
from |
output |
tri0 |
casex |
function |
parameter |
tri1 |
casez |
generate |
paramset |
triand |
ceil |
genvar |
pmos |
trior |
cell |
ground |
posedge |
trireg |
cmos |
highz0 |
potential |
units |
config |
highz1 |
pow |
unsigned |
connect |
hypot |
primitive |
use |
connectmodule |
idt |
pull0 |
uwire |
connectrules |
idtmod |
pull1 |
vectored |
continuous |
idt_nature |
pulldown |
wait |
cos |
if |
pullup |
wand |
cosh |
ifnone |
pulsestyle_onevent |
weak0 |
cross |
incdir |
pulsestyle_ondetect |
weak1 |
ddt |
include |
rcmos |
while |
ddt_nature |
inf |
real |
white_noise |
ddx |
initial |
realtime |
wire |
deassign |
initial_step |
reg |
wor |
default |
inout |
release |
wreal |
defparam |
input |
repeat |
xnor |
design |
instance |
resolveto |
xor |
disable |
integer |
rnmos |
zi_nd |
discipline |
join |
rpmos |
zi_np |
discrete |
laplace_nd |
rtran |
zi_zd |
domain |
laplace_np |
rtranif0 |
zi_zp |
driver_update |
laplace_zd |
rtranif1 |
|
edge |
laplace_zp |
scalared |
|
357 |
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