uvm_info信息定制

1，uvm自带的打印信息国语繁重，不利于debug

`uvm_info("TESTCASE",$sformatf("my_case0 new"),UVM_DEBUG);

UVM_INFO /home/zl/Desktop/uvm_study/template/sim/tests/my_case0.sv(29) @ 0: uvm_test_top [TEST_CASE] my_case0 new

修改目标：

UVM_INFO @ 102.2ns uvm_test_top [TEST_CASE] my_case0 new

取消打印文件路径，修改打印时间格式

源代码分析：

uvm_message_defines.svh

// MACRO: `uvm_info

//

//| `uvm_info(ID,MSG,VERBOSITY)

//

// Calls uvm_report_info if ~VERBOSITY~ is lower than the configured verbosity of

// the associated reporter. ~ID~ is given as the message tag and ~MSG~ is given as

// the message text. The file and line are also sent to the uvm_report_info call.

//

`define uvm_info(ID,MSG,VERBOSITY) \

begin \

if (uvm_report_enabled(VERBOSITY,UVM_INFO,ID)) \

uvm_report_info (ID, MSG, VERBOSITY, `uvm_file, `uvm_line); \

end

uvm_report_catcher.svh

protected function void uvm_report_info(string id, string message, int verbosity, string fname = "", int line = 0 );

string m;

uvm_action a;

UVM_FILE f;

uvm_report_handler rh;

rh = this.m_client.get_report_handler();

a = rh.get_action(UVM_INFO,id);

f = rh.get_file_handle(UVM_INFO,id);

m = this.m_server.compose_message(UVM_INFO,this.m_name, id, message, fname, line);

this.m_server.process_report(UVM_INFO, this.m_name, id, message, a, f, fname, line,

m, verbosity, this.m_client);

endfunction // uvm_report_info

uvm_report_server.svh

virtual function void process_report(

uvm_severity severity,

string name,

string id,

string message,

uvm_action action,

UVM_FILE file,

string filename,

int line,

string composed_message,

int verbosity_level,

uvm_report_object client

);

uvm_cmdline_processor clp;

string stack_args[$];

string split_vals[$];

static int debug, info, warn, error, fatal;

static bit first = 1;

if(first) begin

clp = uvm_cmdline_processor::get_inst();

void'(clp.get_arg_matches("+UVM_STACKTRACE", stack_args));

//Take into account if option is specified multiple times.

foreach(stack_args[i]) begin

string temp;

temp = stack_args[i].substr(16, stack_args[i].len()-1);

// In case no additinal argument is specified

if(temp == "") begin

error = 1; fatal = 1;

end

uvm_split_string(temp, ",", split_vals);

//For all the comma sepearted options

foreach(split_vals[i]) begin

case(split_vals[i])

"default" : begin error = 1; fatal = 1; end

"debug" : begin debug = 1; end

"info" : begin info = 1; end

"warn" : begin warn = 1; end

"error" : begin error = 1; end

"fatal" : begin fatal = 1; end

"all" : begin debug = 1; info = 1; warn = 1; error = 1; fatal = 1; end

default : $display("UVM_WARNING::INVLCMDARGS::Invalid argument specified for command line, +UVM_STACKTRACE=%0s", split_vals[i]);

endcase

end

end

first = 0;

end

// update counts

incr_severity_count(severity);

incr_id_count(id);

if(action & UVM_DISPLAY) begin

case (severity)

UVM_DEBUG : if(debug) $stack;

UVM_INFO : if(info) $stack;

UVM_WARNING: if(warn) $stack;

UVM_ERROR : if(error) $stack;

UVM_FATAL : if(fatal) $stack;

endcase

$display("%s",composed_message);

end

// if log is set we need to send to the file but not resend to the

// display. So, we need to mask off stdout for an mcd or we need

// to ignore the stdout file handle for a file handle.

if(action & UVM_LOG)

if( (file == 0) || (file != 32'h8000_0001) ) //ignore stdout handle

begin

UVM_FILE tmp_file = file;

if( (file&32'h8000_0000) == 0) //is an mcd so mask off stdout

begin

tmp_file = file & 32'hffff_fffe;

end

f_display(tmp_file,composed_message);

end

if(action & UVM_EXIT) client.die();

if(action & UVM_COUNT) begin

if(get_max_quit_count() != 0) begin

incr_quit_count();

if(is_quit_count_reached()) begin

client.die();

end

end

end

if (action & UVM_STOP) $stop;

endfunction