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verilator
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Fix signal code reporting (#6554) 

Signed-off-by: Artur Bieniek <abieniek@internships.antmicro.com>
This commit is contained in:
Artur Bieniek 2025-10-14 13:04:53 +02:00 committed by GitHub
parent eb53bca6fd
commit cefcf836fd
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2 changed files with 17 additions and 13 deletions
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15
bin/verilator
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@ -240,17 +240,18 @@ sub run {
warn "%Error: export VERILATOR_ROOT=" . ($ENV{VERILATOR_ROOT} || "") . "\n";
warn "%Error: $command\n";
}
if ($status & 127) {
if (($status & 127) == 4 # SIGILL
|| ($status & 127) == 8 # SIGFPA
|| ($status & 127) == 11) { # SIGSEGV
my $signal = ($status & 127);
if ($signal) {
if ($signal == 4 # SIGILL
|| $signal == 8 # SIGFPA
|| $signal == 11) { # SIGSEGV
warn "%Error: Verilator internal fault, sorry. "
. "Suggest trying --debug --gdbbt\n" if !$Debug;
} elsif (($status & 127) == 6) { # SIGABRT
} elsif ($signal == 6) { # SIGABRT
warn "%Error: Verilator aborted. "
. "Suggest trying --debug --gdbbt\n" if !$Debug;
} else {
warn "%Error: Verilator threw signal $status. "
warn "%Error: Verilator threw signal $signal. "
. "Suggest trying --debug --gdbbt\n" if !$Debug;
}
}
@ -259,7 +260,7 @@ sub run {
}
exit $! if $!; # errno
exit $? >> 8 if $? >> 8; # pass along child exit code
exit 128 + ($status & 127); # last resort
exit 128 + $signal; # last resort
}
}

15
bin/verilator_coverage
View File

@ -118,21 +118,24 @@ sub run {
warn "%Error: export VERILATOR_ROOT=" . ($ENV{VERILATOR_ROOT} || "") . "\n";
warn "%Error: $command\n";
}
if ($status & 127) {
if (($status & 127) == 8 || ($status & 127) == 11) { # SIGFPA or SIGSEGV
my $signal = ($status & 127);
if ($signal) {
if ($signal == 4 # SIGILL
|| $signal == 8 # SIGFPA
|| $signal == 11) { # SIGSEGV
warn "%Error: Verilator_coverage internal fault, sorry.\n" if !$Debug;
} elsif (($status & 127) == 6) { # SIGABRT
} elsif ($signal == 6) { # SIGABRT
warn "%Error: Verilator_coverage aborted.\n" if !$Debug;
} else {
warn "%Error: Verilator_coverage threw signal $status.\n" if !$Debug;
warn "%Error: Verilator_coverage threw signal $signal.\n" if !$Debug;
}
}
if ($status != 256 || $Debug) { # i.e. not normal exit(1)
warn "%Error: Command Failed $command\n";
}
exit $! if $!; # errno
exit $? >> 8 if $? >> 8; # child exit status
exit 255; # last resort
exit $? >> 8 if $? >> 8; # pass along child exit code
exit 128 + $signal; # last resort
}
}