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// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2024 by Antmicro.
// SPDX-License-Identifier: CC0-1.0
`define DISPLAY_PASS(file, line) \
$display("Passed '%m' at %s:%g", file, line)
`define DISPLAY_FAIL(file, line) \
$display("Failed '%m' at %s:%g", file, line)
`define RUN_ALL_ASSERTS \
$display("==========\nRunning all asserts at: %s:%g\n==========", `__FILE__, `__LINE__); \
run_all_asserts(`__FILE__, `__LINE__); \
cover_simple_immediate_`__LINE__: cover(1); \
cover_simple_immediate_stmt_`__LINE__: cover(1) `DISPLAY_PASS(`__FILE__, `__LINE__); \
cover_observed_deferred_immediate_`__LINE__: cover #0 (1); \
cover_observed_deferred_immediate_stmt_`__LINE__: cover #0 (1) `DISPLAY_PASS(`__FILE__, `__LINE__); \
cover_final_deferred_immediate_`__LINE__: cover final (1); \
cover_final_deferred_immediate_stmt_`__LINE__: cover final (1) `DISPLAY_PASS(`__FILE__, `__LINE__); \
module t (/*AUTOARG*/
clk
);
input clk;
let ON = 3;
let OFF = 4;
let KILL = 5;
let CONCURRENT = 1;
let SIMPLE_IMMEDIATE = 2;
let OBSERVED_DEFERRED_IMMEDIATE = 4;
let FINAL_DEFERRED_IMMEDIATE = 8;
let ALL_TYPES = CONCURRENT|SIMPLE_IMMEDIATE|OBSERVED_DEFERRED_IMMEDIATE|FINAL_DEFERRED_IMMEDIATE;
let ASSERT = 1;
let COVER = 2;
let ASSUME = 4;
concurrent concurrent(.clk(clk));
initial begin
// simple immediate
$assertcontrol(OFF, ALL_TYPES);
$assertcontrol(ON, SIMPLE_IMMEDIATE);
`RUN_ALL_ASSERTS
$assertcontrol(OFF, SIMPLE_IMMEDIATE);
`RUN_ALL_ASSERTS
// observed deferred immediate
$assertcontrol(OFF, ALL_TYPES);
$assertcontrol(ON, OBSERVED_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS
$assertcontrol(OFF, OBSERVED_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS
// final deferred immediate
$assertcontrol(OFF, ALL_TYPES);
$assertcontrol(ON, FINAL_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS
$assertcontrol(OFF, FINAL_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS
// on, off, kill test
$assertoff;
`RUN_ALL_ASSERTS;
$asserton;
`RUN_ALL_ASSERTS;
$assertkill;
`RUN_ALL_ASSERTS;
$assertcontrol(ON, SIMPLE_IMMEDIATE|OBSERVED_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS;
$assertcontrol(ON, FINAL_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS;
$assertcontrol(OFF, OBSERVED_DEFERRED_IMMEDIATE|FINAL_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS;
$assertcontrol(OFF, FINAL_DEFERRED_IMMEDIATE);
`RUN_ALL_ASSERTS;
$assertcontrol(OFF, SIMPLE_IMMEDIATE);
`RUN_ALL_ASSERTS;
$assertcontrol(ON, SIMPLE_IMMEDIATE);
`RUN_ALL_ASSERTS;
$assertcontrol(OFF, ALL_TYPES);
`RUN_ALL_ASSERTS;
$assertcontrol(ON, ALL_TYPES);
`RUN_ALL_ASSERTS;
$assertcontrol(KILL, ALL_TYPES);
`RUN_ALL_ASSERTS;
// directive_type test
$assertoff;
$assertcontrol(ON, ALL_TYPES, ASSERT);
`RUN_ALL_ASSERTS;
$assertcontrol(OFF, ALL_TYPES, ASSERT);
$assertcontrol(ON, ALL_TYPES, COVER);
`RUN_ALL_ASSERTS;
$assertcontrol(OFF, ALL_TYPES, COVER);
$assertcontrol(ON, ALL_TYPES, ASSUME);
`RUN_ALL_ASSERTS;
$assertcontrol(OFF, ALL_TYPES, ASSUME);
$assertcontrol(ON, ALL_TYPES, ASSERT|COVER);
`RUN_ALL_ASSERTS;
$assertcontrol(ON, ALL_TYPES, ASSUME);
`RUN_ALL_ASSERTS;
$assertoff;
`RUN_ALL_ASSERTS;
$assertcontrol(ON, SIMPLE_IMMEDIATE|FINAL_DEFERRED_IMMEDIATE, COVER|ASSUME);
`RUN_ALL_ASSERTS;
$assertoff;
// concurrent test
#10;
$display("Disabling concurrent asserts, time: %g", $time);
$assertcontrol(ON, ALL_TYPES);
$assertcontrol(OFF, CONCURRENT);
#10;
$display("Enabling concurrent asserts, time: %g", $time);
$assertcontrol(ON, CONCURRENT);
$write("*-* All Finished *-*\n");
$finish;
end
endmodule
task run_all_asserts(string file, integer line);
run_simple_immediate(file, line);
run_observed_deferred_immediate(file, line);
run_final_deferred_immediate(file, line);
endtask
task run_simple_immediate(string file, integer line);
$display("Testing assert_simple_immediate at %s:%g", file, line);
assert_simple_immediate: assert(0);
assert_simple_immediate_else: assert(0) else `DISPLAY_FAIL(file, line);
assert_simple_immediate_stmt: assert(0) `DISPLAY_PASS(file, line);
assert_simple_immediate_stmt_else: assert(0) `DISPLAY_PASS(file, line); else `DISPLAY_FAIL(file, line);
$display("Testing assume_simple_immediate at %s:%g", file, line);
assume_simple_immediate: assume(0);
assume_simple_immediate_else: assume(0) else `DISPLAY_FAIL(file, line);
assume_simple_immediate_stmt: assume(0) `DISPLAY_PASS(file, line);
assume_simple_immediate_stmt_else: assume(0) `DISPLAY_PASS(file, line); else `DISPLAY_FAIL(file, line);
endtask
task run_observed_deferred_immediate(string file, integer line);
$display("Testing assert_observed_deferred_immediate at %s:%g", file, line);
assert_observed_deferred_immediate: assert #0 (0);
assert_observed_deferred_immediate_else: assert #0 (0) else `DISPLAY_FAIL(file, line);
assert_observed_deferred_immediate_stmt: assert #0 (0) `DISPLAY_PASS(file, line);
assert_observed_deferred_immediate_stmt_else: assert #0 (0) `DISPLAY_PASS(file, line); else `DISPLAY_FAIL(file, line);
$display("Testing assume_observed_deferred_immediate at %s:%g", file, line);
assume_observed_deferred_immediate: assume #0 (0);
assume_observed_deferred_immediate_else: assume #0 (0) else `DISPLAY_FAIL(file, line);
assume_observed_deferred_immediate_stmt: assume #0 (0) `DISPLAY_PASS(file, line);
assume_observed_deferred_immediate_stmt_else: assume #0 (0) `DISPLAY_PASS(file, line); else `DISPLAY_FAIL(file, line);
endtask
task run_final_deferred_immediate(string file, integer line);
$display("Testing assert_final_deferred_immediate at %s:%g", file, line);
assert_final_deferred_immediate: assert final (0);
assert_final_deferred_immediate_else: assert final (0) else `DISPLAY_FAIL(file, line);
assert_final_deferred_immediate_stmt: assert final (0) `DISPLAY_PASS(file, line);
assert_final_deferred_immediate_stmt_else: assert final (0) `DISPLAY_PASS(file, line); else `DISPLAY_FAIL(file, line);
$display("Testing assume_final_deferred_immediate at %s:%g", file, line);
assume_final_deferred_immediate: assume final (0);
assume_final_deferred_immediate_else: assume final (0) else `DISPLAY_FAIL(file, line);
assume_final_deferred_immediate_stmt: assume final (0) `DISPLAY_PASS(file, line);
assume_final_deferred_immediate_stmt_else: assume final (0) `DISPLAY_PASS(file, line); else `DISPLAY_FAIL(file, line);
endtask
module concurrent(input clk);
property prop();
@(posedge clk) 0
endproperty
assert_concurrent: assert property (prop);
assert_concurrent_else: assert property(prop) else `DISPLAY_FAIL(`__FILE__, `__LINE__);
assert_concurrent_stmt: assert property(prop) `DISPLAY_PASS(`__FILE__, `__LINE__);
assert_concurrent_stmt_else: assert property(prop) `DISPLAY_PASS(`__FILE__, `__LINE__); else `DISPLAY_FAIL(`__FILE__, `__LINE__);
assume_concurrent: assume property(prop);
assume_concurrent_else: assume property(prop) else `DISPLAY_FAIL(`__FILE__, `__LINE__);
assume_concurrent_stmt: assume property(prop) `DISPLAY_PASS(`__FILE__, `__LINE__);
assume_concurrent_stmt_else: assume property(prop) `DISPLAY_PASS(`__FILE__, `__LINE__); else `DISPLAY_FAIL(`__FILE__, `__LINE__);
cover_concurrent: cover property(prop);
cover_concurrent_stmt: cover property(prop) `DISPLAY_PASS(`__FILE__, `__LINE__);
endmodule
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