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| Licensed to Accellera Systems Initiative Inc. (Accellera) under one or |
| more contributor license agreements. See the NOTICE file distributed |
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| Accellera licenses this file to you under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with the |
| License. You may obtain a copy of the License at |
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| http://www.apache.org/licenses/LICENSE-2.0 |
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| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
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| *****************************************************************************/ |
| |
| // method_suspends_itself.cpp -- test for |
| // |
| // Original Author: John Aynsley, Doulos, Inc. |
| // |
| // MODIFICATION LOG - modifiers, enter your name, affiliation, date and |
| // |
| // $Log: method_suspends_itself.cpp,v $ |
| // Revision 1.3 2011/05/08 19:18:46 acg |
| // Andy Goodrich: remove extraneous + prefixes from git diff. |
| // |
| |
| // Method process uses suspends, resumes, disables, and enables itself |
| |
| #define SC_INCLUDE_DYNAMIC_PROCESSES |
| |
| #include <systemc> |
| |
| using namespace sc_core; |
| using std::cout; |
| using std::endl; |
| |
| struct Top: sc_module |
| { |
| Top(sc_module_name _name) |
| { |
| SC_THREAD(ticker); |
| SC_THREAD(calling); |
| |
| SC_METHOD(target); |
| sensitive << ev; |
| dont_initialize(); |
| t = sc_get_current_process_handle(); |
| |
| suspend_target = false; |
| resume_target = false; |
| disable_target = false; |
| enable_target = false; |
| dynamic_sensitivity = false; |
| f0 = f1 = f2 = f3 = f4 = f5 = f6 = f7 = f8 = f9 = 0; |
| f10 = f11 = f12 = f13 = f14 = f15 = f16 = f17 = f18 = f19 = 0; |
| f20 = f21 = f22 = f23 = f24 = f25 = f26 = f27 = f28 = f29 = 0; |
| } |
| |
| sc_process_handle t; |
| sc_event ev, ev2; |
| bool suspend_target; |
| bool resume_target; |
| bool disable_target; |
| bool enable_target; |
| bool dynamic_sensitivity; |
| int count; |
| int f0, f1, f2, f3, f4, f5, f6, f7, f8, f9; |
| int f10, f11, f12, f13, f14, f15, f16, f17, f18, f19; |
| int f20, f21, f22, f23, f24, f25, f26, f27, f28, f29; |
| |
| void ticker() |
| { |
| for (;;) |
| { |
| wait(10, SC_NS); |
| ev.notify(); |
| } |
| } |
| |
| void calling() |
| { |
| count = 1; |
| wait(15, SC_NS); |
| // Target runs at 10 NS |
| |
| count = 2; |
| suspend_target = true; |
| wait(10, SC_NS); |
| // Target runs at 20 NS and suspends itself |
| |
| count = 3; |
| suspend_target = false; |
| wait(10, SC_NS); |
| // Target does not run at 30 NS |
| |
| count = 4; |
| t.resume(); |
| // Target runs at 35 NS |
| |
| wait(10, SC_NS); |
| // Target runs at 40 NS |
| |
| count = 6; |
| suspend_target = true; |
| resume_target = true; |
| wait(10, SC_NS); |
| // Target runs at 50 NS |
| |
| count = 7; |
| resume_target = true; |
| wait(10, SC_NS); |
| // Double resume at 60 NS |
| |
| count = 8; |
| suspend_target = true; |
| resume_target = false; |
| wait(10, SC_NS); |
| // Target runs at 70 NS |
| |
| count = 9; |
| wait(10, SC_NS); |
| // Double suspend |
| // Target does not run at 80 NS |
| |
| count = 10; |
| suspend_target = false; |
| resume_target = false; |
| t.resume(); |
| // Target runs at 85 NS |
| |
| wait(10, SC_NS); |
| // Target runs at 90 NS |
| sc_assert( count == 11 ); |
| |
| count = 12; |
| t.suspend(); |
| wait(10, SC_NS); |
| // Target does not run at 100 NS |
| |
| count = 13; |
| t.resume(); |
| // Target runs at 105 NS |
| |
| wait(10, SC_NS); |
| // Target runs at 110 NS |
| sc_assert( count == 14 ); |
| |
| count = 15; |
| t.disable(); |
| wait(10, SC_NS); |
| // Target does not run at 120 NS |
| |
| count = 16; |
| wait(10, SC_NS); |
| // Target does not run at 130 NS |
| |
| count = 17; |
| t.disable(); |
| // Double disable |
| wait(10, SC_NS); |
| // Target does not run at 140 NS |
| |
| count = 18; |
| t.enable(); |
| wait(10, SC_NS); |
| // Target runs at 150 NS |
| |
| count = 19; |
| t.enable(); |
| // Double enable |
| wait(10, SC_NS); |
| // Target runs at 160 NS |
| |
| count = 20; |
| disable_target = true; |
| wait(10, SC_NS); |
| // Target runs at 170 and disables itself |
| |
| count = 21; |
| disable_target = false; |
| wait(10, SC_NS); |
| // Target does not run at 180 |
| |
| count = 22; |
| enable_target = true; |
| wait(10, SC_NS); |
| // Target does not run at 190 |
| |
| count = 23; |
| wait(10, SC_NS); |
| // Failed to enable it itself, so still does not run at 200 |
| |
| count = 24; |
| enable_target = false; |
| t.enable(); |
| wait(10, SC_NS); |
| // Target runs at 210 |
| |
| count = 25; |
| disable_target = true; |
| enable_target = true; |
| wait(10, SC_NS); |
| // Target runs at 220 and calls disable -> enable |
| |
| count = 26; |
| disable_target = false; |
| enable_target = false; |
| wait(10, SC_NS); |
| // Target runs at 230 |
| |
| count = 27; |
| t.suspend(); |
| wait(10, SC_NS); |
| // Target does not run at 240 |
| |
| count = 28; |
| t.enable(); |
| wait(10, SC_NS); |
| // Has no effect - still suspended at 250 |
| |
| count = 29; |
| t.disable(); |
| wait(10, SC_NS); |
| // Both disabled and suspended at 260 |
| |
| count = 30; |
| t.enable(); |
| wait(10, SC_NS); |
| // Enabled but still suspended |
| |
| count = 31; |
| t.resume(); |
| // Target resumed at 275 NS |
| wait(SC_ZERO_TIME); |
| |
| count = 311; |
| wait(10, SC_NS); |
| |
| count = 32; |
| t.disable(); |
| wait(10, SC_NS); |
| // Disabled at 290 NS |
| |
| count = 33; |
| t.resume(); |
| wait(10, SC_NS); |
| // Still disabled at 300 NS |
| |
| count = 34; |
| t.suspend(); |
| wait(10, SC_NS); |
| // Both disabled and suspended at 310 |
| |
| count = 35; |
| t.enable(); |
| wait(10, SC_NS); |
| // Remains suspended at 320 |
| |
| count = 36; |
| t.resume(); |
| wait(10, SC_NS); |
| // Resumed at 325 NS and runs at 330 |
| sc_assert( count == 37 ); |
| |
| count = 38; |
| suspend_target = true; |
| resume_target = true; |
| disable_target = true; |
| enable_target = true; |
| wait(10, SC_NS); |
| // Runs at 340 |
| |
| count = 39; |
| suspend_target = true; |
| resume_target = false; |
| disable_target = true; |
| enable_target = true; |
| wait(10, SC_NS); |
| // Runs at 350, when it suspends |
| |
| count = 40; |
| suspend_target = false; |
| wait(10, SC_NS); |
| // Suspended at 360 |
| |
| count = 41; |
| t.resume(); |
| wait(10, SC_NS); |
| // Runs at 365 and 370 |
| sc_assert( count == 42 ); |
| |
| sc_assert( t.valid() ); |
| sc_assert( t.terminated() == false ); |
| sc_assert( t.dynamic() == false ); |
| sc_assert( t.get_parent_object() == this ); |
| sc_assert( t.get_process_object() != 0 ); |
| |
| count = 43; |
| t.reset(); |
| wait(SC_ZERO_TIME); |
| |
| count = 44; |
| dynamic_sensitivity = true; |
| wait(10, SC_NS); |
| // Runs at 380 |
| |
| count = 45; |
| ev2.notify(); |
| wait(1, SC_NS); |
| |
| count = 46; |
| ev2.notify(); |
| wait(sc_time(400, SC_NS) - sc_time_stamp()); |
| |
| count = 47; |
| dynamic_sensitivity = false; |
| t.sync_reset_on(); // Still dynamically sensitive to ev2 |
| ev2.notify(); // Clears dynamic sensitivity, restores static sensitivity |
| |
| count = 48; |
| wait(10, SC_NS); |
| |
| count = 49; |
| t.kill(); |
| |
| if (t.valid()) |
| sc_assert( t.terminated() ); |
| |
| sc_stop(); |
| } |
| |
| void target() |
| { |
| //cout << "Target called at " << sc_time_stamp() << " count = " << count << endl; |
| switch (count) |
| { |
| case 1: sc_assert( sc_time_stamp() == sc_time(10, SC_NS) ); f0=1; break; |
| case 2: sc_assert( sc_time_stamp() == sc_time(20, SC_NS) ); f1=1; break; |
| case 4: sc_assert( sc_time_stamp() == sc_time(35, SC_NS) ); count = 5; f2=1; break; |
| case 5: sc_assert( sc_time_stamp() == sc_time(40, SC_NS) ); f3=1; break; |
| case 6: sc_assert( sc_time_stamp() == sc_time(50, SC_NS) ); f4=1; break; |
| case 7: sc_assert( sc_time_stamp() == sc_time(60, SC_NS) ); f5=1; break; |
| case 8: sc_assert( sc_time_stamp() == sc_time(70, SC_NS) ); f6=1; break; |
| case 10: sc_assert( sc_time_stamp() == sc_time(85, SC_NS) ); count = 11; f7=1; break; |
| case 11: sc_assert( sc_time_stamp() == sc_time(90, SC_NS) ); f8=1; break; |
| case 13: sc_assert( sc_time_stamp() == sc_time(105, SC_NS) ); count = 14; f9=1; break; |
| case 14: sc_assert( sc_time_stamp() == sc_time(110, SC_NS) ); f10=1; break; |
| case 18: sc_assert( sc_time_stamp() == sc_time(150, SC_NS) ); f11=1; break; |
| case 19: sc_assert( sc_time_stamp() == sc_time(160, SC_NS) ); f12=1; break; |
| case 20: sc_assert( sc_time_stamp() == sc_time(170, SC_NS) ); f13=1; break; |
| case 24: sc_assert( sc_time_stamp() == sc_time(210, SC_NS) ); f14=1; break; |
| case 25: sc_assert( sc_time_stamp() == sc_time(220, SC_NS) ); f15=1; break; |
| case 26: sc_assert( sc_time_stamp() == sc_time(230, SC_NS) ); f16=1; break; |
| case 31: sc_assert( sc_time_stamp() == sc_time(275, SC_NS) ); f17=1; break; |
| case 311:sc_assert( sc_time_stamp() == sc_time(280, SC_NS) ); f18=1; break; |
| case 36: sc_assert( sc_time_stamp() == sc_time(325, SC_NS) ); count = 37; f19=1; break; |
| case 37: sc_assert( sc_time_stamp() == sc_time(330, SC_NS) ); f20=1; break; |
| case 38: sc_assert( sc_time_stamp() == sc_time(340, SC_NS) ); f21=1; break; |
| case 39: sc_assert( sc_time_stamp() == sc_time(350, SC_NS) ); f22=1; break; |
| case 41: sc_assert( sc_time_stamp() == sc_time(365, SC_NS) ); count = 42; f23=1; break; |
| case 42: sc_assert( sc_time_stamp() == sc_time(370, SC_NS) ); f24=1; break; |
| case 43: sc_assert( sc_time_stamp() == sc_time(375, SC_NS) ); f29=1; break; //////// |
| case 44: sc_assert( sc_time_stamp() == sc_time(380, SC_NS) ); f25=1; break; |
| case 45: sc_assert( sc_time_stamp() == sc_time(385, SC_NS) ); f26=1; break; |
| case 46: sc_assert( sc_time_stamp() == sc_time(386, SC_NS) ); f27=1; break; |
| case 48: sc_assert( sc_time_stamp() == sc_time(400, SC_NS) ); f28=1; break; |
| default: sc_assert( false ); break; |
| } |
| |
| if (suspend_target) |
| t.suspend(); |
| if (resume_target) |
| t.resume(); |
| if (disable_target) |
| t.disable(); |
| if (enable_target) |
| t.enable(); |
| if (dynamic_sensitivity) |
| next_trigger(ev2); |
| } |
| |
| SC_HAS_PROCESS(Top); |
| }; |
| |
| int sc_main(int argc, char* argv[]) |
| { |
| Top top("top"); |
| |
| sc_start(); |
| |
| sc_assert( top.f0 ); |
| sc_assert( top.f1 ); |
| sc_assert( top.f2 ); |
| sc_assert( top.f3 ); |
| sc_assert( top.f4 ); |
| sc_assert( top.f5 ); |
| sc_assert( top.f6 ); |
| sc_assert( top.f7 ); |
| sc_assert( top.f8 ); |
| sc_assert( top.f9 ); |
| sc_assert( top.f10 ); |
| sc_assert( top.f11 ); |
| sc_assert( top.f12 ); |
| sc_assert( top.f13 ); |
| sc_assert( top.f14 ); |
| sc_assert( top.f15 ); |
| sc_assert( top.f16 ); |
| sc_assert( top.f17 ); |
| sc_assert( top.f18 ); |
| sc_assert( top.f19 ); |
| sc_assert( top.f20 ); |
| sc_assert( top.f21 ); |
| sc_assert( top.f22 ); |
| sc_assert( top.f23 ); |
| sc_assert( top.f24 ); |
| sc_assert( top.f25 ); |
| sc_assert( top.f26 ); |
| sc_assert( top.f27 ); |
| sc_assert( top.f28 ); |
| sc_assert( top.f29 ); |
| |
| cout << endl << "Success" << endl; |
| return 0; |
| } |
| |