Tests: Add t_gantt_io test
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Wilson Snyder
parent
1cb8091125
commit
72f198d79e
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@ -8,7 +8,7 @@ if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); di
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# Version 2.0.
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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scenarios(vlt_all => 1);
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scenarios(dist => 1);
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run(cmd => ["cd $Self->{obj_dir} && $ENV{VERILATOR_ROOT}/bin/verilator_difftree"
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." $Self->{t_dir}/t_difftree.a.tree $Self->{t_dir}/t_difftree.b.tree > diff.log"],
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@ -0,0 +1,20 @@
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VLPROFTHREAD 1.0 # Verilator thread profile dump version 1.0
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VLPROF arg --threads 2
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VLPROF arg +verilator+prof+threads+start+2
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VLPROF arg +verilator+prof+threads+window+2
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VLPROF stat yields 1
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VLPROF mtask 6 start 595 end 735 elapsed 140 predict_time 30 cpu 1 on thread 1
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VLPROF mtask 10 start 8120 end 8260 elapsed 140 predict_time 30 cpu 1 on thread 1
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VLPROF mtask 6 start 11970 end 12075 elapsed 105 predict_time 30 cpu 1 on thread 1
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VLPROF mtask 10 start 15925 end 16065 elapsed 140 predict_time 30 cpu 1 on thread 1
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VLPROF mtask 5 start 5110 end 5530 elapsed 420 predict_time 30 cpu 16 on thread 2
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VLPROF mtask 7 start 5740 end 5845 elapsed 105 predict_time 30 cpu 16 on thread 2
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VLPROF mtask 8 start 6125 end 7140 elapsed 1015 predict_time 107 cpu 16 on thread 2
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VLPROF mtask 9 start 8820 end 9380 elapsed 560 predict_time 30 cpu 16 on thread 2
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VLPROF mtask 11 start 9940 end 10045 elapsed 105 predict_time 30 cpu 16 on thread 2
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VLPROF mtask 5 start 14175 end 14595 elapsed 420 predict_time 30 cpu 16 on thread 2
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VLPROF mtask 7 start 15120 end 15190 elapsed 70 predict_time 30 cpu 16 on thread 2
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VLPROF mtask 8 start 15365 end 15435 elapsed 70 predict_time 107 cpu 16 on thread 2
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VLPROF mtask 9 start 15680 end 15750 elapsed 70 predict_time 30 cpu 16 on thread 2
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VLPROF mtask 11 start 15925 end 15995 elapsed 70 predict_time 30 cpu 16 on thread 2
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VLPROF stat ticks 17220
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@ -0,0 +1,38 @@
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Verilator Gantt report
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Argument settings:
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+verilator+prof+threads+start+2
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+verilator+prof+threads+window+2
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--threads 2
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Thread gantt graph:
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Legend: One character width = 200 rdtsc ticks
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Legend: '&' = multiple mtasks in this period (character width)
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<-16065 rdtsc total------------------------------------------------------------>
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t: [1] [1] [1] [1]
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t: [xx[x[16--] [16] [16] [16] [[x[[16]
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Analysis:
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Total threads = 2
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Total mtasks = 7
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Total cpus used = 2
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Total yields = 1
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Total eval time = 16065 rdtsc ticks
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Longest mtask time = 1085 rdtsc ticks
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All-thread mtask time = 3430 rdtsc ticks
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Longest-thread efficiency = 6.8%
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All-thread efficiency = 10.7%
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All-thread speedup = 0.2
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Statistics:
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min log(p2e) = -3.332 from mtask 5 (predict 30, elapsed 840)
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max log(p2e) = -1.764 from mtask 11 (predict 30, elapsed 175)
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mean = -2.365
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stddev = 0.562
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e ^ stddev = 1.754
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CPUs:
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cpu 1: cpu_time=525 socket=0 core=1 AMD Ryzen 9 3950X 16-Core Processor
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cpu 16: cpu_time=2905 socket=0 core=0 AMD Ryzen 9 3950X 16-Core Processor
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Writing profile_threads.vcd
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@ -0,0 +1,22 @@
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#!/usr/bin/env perl
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if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
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# DESCRIPTION: Verilator: Verilog Test driver/expect definition
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#
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# Copyright 2003 by Wilson Snyder. This program is free software; you
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# can redistribute it and/or modify it under the terms of either the GNU
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# Lesser General Public License Version 3 or the Perl Artistic License
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# Version 2.0.
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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scenarios(dist => 1);
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run(cmd => ["cd $Self->{obj_dir} && $ENV{VERILATOR_ROOT}/bin/verilator_gantt $Self->{t_dir}/t_gantt_io.dat > gantt.log"],
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check_finished => 0);
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files_identical("$Self->{obj_dir}/gantt.log", $Self->{golden_filename});
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vcd_identical("$Self->{obj_dir}/profile_threads.vcd", "$Self->{t_dir}/t_gantt_io_vcd.out");
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ok(1);
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1;
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@ -0,0 +1,173 @@
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$version Generated by verilator_gantt $end
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$timescale 1ns $end
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$scope module gantt $end
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$scope module Stats $end
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$var wire 32 vb parallelism [31:0] $end
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$upscope $end
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$scope module cpus $end
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$var wire 32 v1 cpu16_thread [31:0] $end
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$var wire 32 v8 cpu1_thread [31:0] $end
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$upscope $end
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$scope module mtasks $end
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$var wire 32 va mtask10_cpu [31:0] $end
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$var wire 32 v6 mtask11_cpu [31:0] $end
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$var wire 32 v2 mtask5_cpu [31:0] $end
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$var wire 32 v9 mtask6_cpu [31:0] $end
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$var wire 32 v3 mtask7_cpu [31:0] $end
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$var wire 32 v4 mtask8_cpu [31:0] $end
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$var wire 32 v5 mtask9_cpu [31:0] $end
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$upscope $end
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$scope module threads $end
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$var wire 32 v7 thread1_mtask [31:0] $end
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$var wire 32 v0 thread2_mtask [31:0] $end
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$upscope $end
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$upscope $end
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$enddefinitions $end
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#595
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bz v0
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bz v1
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bz va
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b1 vb
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bz v2
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bz v3
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bz v4
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bz v5
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bz v6
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b110 v7
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b1 v8
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b1 v9
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#735
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b0 vb
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bz v7
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bz v8
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bz v9
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#5110
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b101 v0
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b10 v1
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b1 vb
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b10000 v2
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#5530
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bz v0
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bz v1
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b0 vb
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bz v2
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#5740
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b111 v0
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b10 v1
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b1 vb
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b10000 v3
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#5845
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bz v0
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bz v1
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b0 vb
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bz v3
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#6125
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b1000 v0
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b10 v1
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b1 vb
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b10000 v4
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#7140
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bz v0
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bz v1
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b0 vb
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bz v4
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#8120
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b1 va
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b1 vb
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b1010 v7
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b1 v8
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#8260
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bz va
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b0 vb
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bz v7
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bz v8
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#8820
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b1001 v0
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b10 v1
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b1 vb
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b10000 v5
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#9380
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bz v0
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bz v1
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b0 vb
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bz v5
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#9940
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b1011 v0
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b10 v1
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b1 vb
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b10000 v6
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#10045
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bz v0
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bz v1
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b0 vb
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bz v6
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#11970
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b1 vb
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b110 v7
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b1 v8
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b1 v9
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#12075
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b0 vb
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bz v7
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bz v8
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bz v9
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#14175
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b101 v0
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b10 v1
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b1 vb
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b10000 v2
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#14595
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bz v0
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bz v1
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b0 vb
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bz v2
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#15120
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b111 v0
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b10 v1
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b1 vb
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b10000 v3
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#15190
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bz v0
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bz v1
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b0 vb
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bz v3
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#15365
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b1000 v0
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b10 v1
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b1 vb
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b10000 v4
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#15435
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bz v0
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bz v1
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b0 vb
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bz v4
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#15680
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b1001 v0
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b10 v1
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b1 vb
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b10000 v5
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#15750
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bz v0
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bz v1
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b0 vb
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bz v5
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#15925
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b1011 v0
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b10 v1
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b1 va
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b10 vb
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b10000 v6
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b1010 v7
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b1 v8
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#15995
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bz v0
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bz v1
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b1 vb
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bz v6
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#16065
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bz va
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b0 vb
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bz v7
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bz v8
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@ -8,7 +8,7 @@ if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); di
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# Version 2.0.
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# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
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scenarios(vlt_all => 1);
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scenarios(dist => 1);
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run(cmd => ["cd $Self->{obj_dir} && $ENV{VERILATOR_ROOT}/bin/verilator_profcfunc $Self->{t_dir}/t_profcfunc.gprof > cfuncs.out"],
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check_finished => 0);
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