Verilog-2001 Support in XST

XST 6.1i supports the following Verilog-2001 features. For details on Verilog -2001, see Verilog-2001: A Guide to the New Features by Stuart Sutherland, or IEEE Standard Verilog Hardware Description Language manual, (IEEE Standard 1364-2001).

Generate statements
Combined port/data type declarations
ANSI-style port lists
Module parameter port lists
ANSI C style task/function declarations
Comma separated sensitivity list
Combinatorial logic sensitivity
Default nets with continuous assigns
Disable default net declarations
Indexed vector part selects
Multi-dimensional arrays
Arrays of net and real data types
Array bit and part selects
Signed reg, net, and port declarations
Signed based integer numbers
Signed arithmetic expressions
Arithmetic shift operators
Automatic width extension past 32 bits
Power operator
N sized parameters
Explicit in-line parameter passing
Fixed local parameters
Enhanced conditional compilation
File and line compiler directives
Variable part selects
Recursive Tasks and Functions