vscode VerilogFormat

VerilogFormat Extension is a tool for formatter verilog files. This extension use the console aplication verilog-format.

Requirements

1. IMPORTANTE, verilog-format executable.

   Install verilog-format

Extension Settings

1. File > Preferences > Settings > Verilog Format > Path

   Path of executable verilof-format.

   • LINUX: <PATH>/verilog-format
   • WIN: <PATH>/verilog-format.exe

2. File > Preferences > Settings > Verilog Format > Settings

   Path of file .verilog-format.properties (global settings). Example: ~/.verilog-format.properties

   IndentWidth=4
   IndentType=tab

   Important: If project folder don't have the file .verilog-format.properties (local settings) the global settings is used. If no files exist the internal settings is used.

Verilog-Format Style Options

This options are setting in .verilog-format.properties file.

Example

## File .verilog-format.properties
IndentWidth=4
IndentType=space
SpacesBeforeTrailingComments=0
SpacesAfterTrailingComments=0
AlignLineComments=true
AlignNoBlockingAssignments=true
AlignBlockingAssignments=true
SpacesInParentheses=false
SpacesInSquareBrackets=false

---

IndentWidth=[number]

// IndentWidth=4  #(default)
always @(posedge clk)
    if (load == 1)
        bitc <= 0;
    else if (load == 0 && clk_baud == 1)
        bitc <= bitc + 1;

// IndentWidth=1
always @(posedge clk)
 if (load == 1)
  bitc <= 0;
 else if (load == 0 && clk_baud == 1)
  bitc <= bitc + 1;

---

IndentType=[space|tab]

// IndentType=space  #(default)
always @(posedge clk)
    if (load == 1)
        bitc <= 0;
    else if (load == 0 && clk_baud == 1)
        bitc <= bitc + 1;

// IndentType=tab  #  not recommended yet
always @(posedge clk)
<tab>if (load == 1)
<tab><tab>bitc <= 0;
<tab>else if (load == 0 && clk_baud == 1)
<tab><tab>bitc <= bitc + 1;

---

SpacesInParentheses=[true|false]

// SpacesInParentheses=false  #(default)
always @(posedge clk)
    if (load == 1)

// SpacesInParentheses=true
always @( posedge clk )
    if ( load == 1 )

---

SpacesInSquareBrackets=[true|false]

// SpacesInSquareBrackets=false  #(default)
reg [DW-1:0] rom [0:NPOS-1];

always @(posedge clk) begin
    data <= rom[addr];
end

// SpacesInSquareBrackets=true
reg [ DW-1:0 ] rom [ 0:NPOS-1 ];
    
always @(posedge clk) begin
    data <= rom[ addr ];

---

AlignBlockingAssignments=[true|false]

// AlignBlockingAssignments=true  #(default)
assign load    = (state == START) ? 1 : 0;
assign baud_en = (state == IDLE) ? 0 : 1;

// AlignBlockingAssignments=false
assign load = (state == START) ? 1 : 0;
assign baud_en = (state == IDLE) ? 0 : 1;

---

AlignNoBlockingAssignments=[true|false]

// AlignNoBlockingAssignments=true  #(default)
state_ts   <= IDLE;
state_pad  <= IDLE;
state_wait <= IDLE;

// AlignNoBlockingAssignments=false
state_ts <= IDLE;
state_pad <= IDLE;
state_wait <= IDLE;

---

AlignLineComments=[true|false]

// AlignLineComments=false  #(default)
always @(posedge clk) // always
    if (load == 1)  // if
        bitc <= 0; //
    else if (load == 0 && clk_baud == 1) // else if
        bitc <= bitc + 1; //

// AlignLineComments=true
always @(posedge clk)                    // always
    if (load == 1)                       // if
        bitc <= 0;                       //
    else if (load == 0 && clk_baud == 1) // else if
        bitc <= bitc + 1;                //

---

SpacesBeforeTrailingComments=[number]

// SpacesBeforeTrailingComments=1  #(default)
localparam IDLE  = 0; //IDLE

// SpacesBeforeTrailingComments=0
localparam IDLE  = 0;//IDLE

---

SpacesAfterTrailingComments=[number]

// SpacesAfterTrailingComments=0  #(default)
localparam IDLE  = 0; //IDLE

// SpacesAfterTrailingComments=3
localparam IDLE  = 0; //   IDLE

---

Known Issues

ERR: multiple module align in file not work.

Release Notes

Line indent and align module definition.

SpacesBeforeTrailingComments SpacesAfterTrailingComments AlignLineComments AlignNoBlockingAssignments AlignBlockingAssignments SpacesInParentheses SpacesInSquareBrackets

1.0.1

Add more documentation, new feactures and fix bugs.

1.0.0

Initial release of verilog-format vscode extension.