typedef // Mormal declaration may turn out to be quite longunsignedshortintmy_data;enum{RED, YELLOW, GREEN} e_light;bit[7:0] my_byte;// Declare an alias for this long definitiontypedefunsignedshortintu_shorti;typedefenum{RED, YELLOW, GREEN} e_light;typedefbit[7:0] ubyte;// Use these ...
int x = C::p; // illegal; C:: is not permitted in this context int y = C#()::p; // legal; refers to parameter p in the default specialization of C typedef C T; // T is a default specialization, not an alias to the name "C" int z = T::p; // legal; T::p refers ...
typedef enum {NO, YES} boolean; boolean myvar1, myvar2; // user-defned type 等价于 enum {NO, YES} myvar1,myvar2; 下面是一个简单的例子: module tdef; typedef integer unsigned u_integer; typedef enum {RED, GREEN, BLUE} rgb; typedef bit [7:0] ubyte; u_integer uI = 32'h face...
In SystemVerilog, an alias is a named reference to a variable, signal, or instance. It provides a way to refer to a variable using a different name. Aliases can be useful in many situations, including reducing code complexity, enhancing readability, and improving simulation performance. It is ...
("scan_if_state" is the case statement in my SM) got the bellow message : Error (10170): Verilog HDL syntax error at svp_scan_if.sv(79) near text: "logic"; expecting ";". Check for and fix any syntax errors that appear immediately before or at ...
谓词表达式由表达式、运算符和值构成。 1.比较运算符 比较运算符如下 =、==：判断两个表达式是否相等，...
enum verilogKind and KeywordTable[] are for kinds of tokens I don't think this is good. Using kind, a user-visible thing in tokens for typing. VerilogKinds[] and SystemVerilogKinds[] are for kind of identifier-tokens (assigned to a tag entry in the output) Your code reading is cor...
SystemVerilog中的struct SystemVerilog“struct”表示相同或不同数据类型的集合。 2022-11-07 10:18:20 结构数据类型(Struct)及应用案例 Struct数据类型使用非常灵活,随时可以使用,但是相对于PLC数据类型 (UDT) 有以下缺点,所以建议需要使用Struct类型时,可以使用PLC数据类型(UDT)代替。 2022-07-27 16:10:55 ...
枚举类型在Verilog中,所有信号必须是net、变量或参数数据类型。这些数据类型的信号可以在其合法范围内具有任何价值。...SystemVerilog允许用户使用类似C的语法定义枚举类型。枚举类型具有一组命名值。这些命名值是该枚举变量的合法值。...enum {WAIT, LOAD, DONE} states; 枚举类型可以用作用户定义的数据类型,...
I think this syntax is only available in SystemVerilog. Make sure your RTL File is .sv format so you can use this syntax. Reagrds, Nurina Translate 0 Kudos Copy link Reply Nurina Employee 12-15-2022 08:37 PM 1,597 Views Sorry I just took a look at...