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Merge pull request #1705 from YosysHQ/logger_pass 

Logger pass
This commit is contained in:
Miodrag Milanović 2020-02-26 13:32:49 +01:00 committed by GitHub
parent 6edca05793 80656ad178
commit 036c46de1e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 303 additions and 2 deletions
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1
CHANGELOG
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@ -62,6 +62,7 @@ Yosys 0.9 .. Yosys 0.9-dev
- Added "synth_xilinx -dff"
- Improved support of $readmem[hb] Memory Content File inclusion
- Added "opt_lut_ins" pass
- Added "logger" pass
Yosys 0.8 .. Yosys 0.9
----------------------

6
kernel/driver.cc
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@ -558,6 +558,10 @@ int main(int argc, char **argv)
fprintf(f, "\n");
}
if (log_expect_no_warnings && log_warnings_count_noexpect)
log_error("Unexpected warnings found: %d unique messages, %d total, %d expected\n", GetSize(log_warnings),
log_warnings_count, log_warnings_count - log_warnings_count_noexpect);
if (print_stats)
{
std::string hash = log_hasher->final().substr(0, 10);
@ -664,6 +668,8 @@ int main(int argc, char **argv)
}
#endif
log_check_expected();
yosys_atexit();
memhasher_off();

75
kernel/log.cc
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@ -42,8 +42,11 @@ std::vector<FILE*> log_files;
std::vector<std::ostream*> log_streams;
std::map<std::string, std::set<std::string>> log_hdump;
std::vector<std::regex> log_warn_regexes, log_nowarn_regexes, log_werror_regexes;
std::vector<std::pair<std::regex,LogExpectedItem>> log_expect_log, log_expect_warning, log_expect_error;
std::set<std::string> log_warnings, log_experimentals, log_experimentals_ignored;
int log_warnings_count = 0;
int log_warnings_count_noexpect = 0;
bool log_expect_no_warnings = false;
bool log_hdump_all = false;
FILE *log_errfile = NULL;
SHA1 *log_hasher = NULL;
@ -68,6 +71,8 @@ int string_buf_index = -1;
static struct timeval initial_tv = { 0, 0 };
static bool next_print_log = false;
static int log_newline_count = 0;
static bool check_expected_logs = true;
static bool display_error_log_msg = true;
static void log_id_cache_clear()
{
@ -162,7 +167,7 @@ void logv(const char *format, va_list ap)
{
log_warn_regex_recusion_guard = true;
if (log_warn_regexes.empty())
if (log_warn_regexes.empty() && log_expect_log.empty())
{
linebuffer.clear();
}
@ -174,6 +179,11 @@ void logv(const char *format, va_list ap)
for (auto &re : log_warn_regexes)
if (std::regex_search(linebuffer, re))
log_warning("Found log message matching -W regex:\n%s", str.c_str());
for (auto &item : log_expect_log)
if (std::regex_search(linebuffer, item.first))
item.second.current_count++;
linebuffer.clear();
}
}
@ -244,6 +254,13 @@ static void logv_warning_with_prefix(const char *prefix,
if (std::regex_search(message, re))
log_error("%s", message.c_str());
bool warning_match = false;
for (auto &item : log_expect_warning)
if (std::regex_search(message, item.first)) {
item.second.current_count++;
warning_match = true;
}
if (log_warnings.count(message))
{
log("%s%s", prefix, message.c_str());
@ -263,6 +280,8 @@ static void logv_warning_with_prefix(const char *prefix,
log_warnings.insert(message);
}
if (!warning_match)
log_warnings_count_noexpect++;
log_warnings_count++;
log_make_debug = bak_log_make_debug;
}
@ -320,6 +339,7 @@ static void logv_error_with_prefix(const char *prefix,
f = stderr;
log_last_error = vstringf(format, ap);
if (display_error_log_msg)
log("%s%s", prefix, log_last_error.c_str());
log_flush();
@ -328,6 +348,12 @@ static void logv_error_with_prefix(const char *prefix,
if (log_error_atexit)
log_error_atexit();
for (auto &item : log_expect_error)
if (std::regex_search(log_last_error, item.first))
item.second.current_count++;
if (check_expected_logs)
log_check_expected();
#ifdef EMSCRIPTEN
log_files = backup_log_files;
throw 0;
@ -636,6 +662,53 @@ void log_wire(RTLIL::Wire *wire, std::string indent)
log("%s", buf.str().c_str());
}
void log_check_expected()
{
check_expected_logs = false;
for (auto &item : log_expect_warning) {
if (item.second.current_count == 0) {
log_warn_regexes.clear();
log_error("Expected warning pattern '%s' not found !\n", item.second.pattern.c_str());
}
if (item.second.current_count != item.second.expected_count) {
log_warn_regexes.clear();
log_error("Expected warning pattern '%s' found %d time(s), instead of %d time(s) !\n",
item.second.pattern.c_str(), item.second.current_count, item.second.expected_count);
}
}
for (auto &item : log_expect_log) {
if (item.second.current_count == 0) {
log_warn_regexes.clear();
log_error("Expected log pattern '%s' not found !\n", item.second.pattern.c_str());
}
if (item.second.current_count != item.second.expected_count) {
log_warn_regexes.clear();
log_error("Expected log pattern '%s' found %d time(s), instead of %d time(s) !\n",
item.second.pattern.c_str(), item.second.current_count, item.second.expected_count);
}
}
for (auto &item : log_expect_error)
if (item.second.current_count == item.second.expected_count) {
log_warn_regexes.clear();
log("Expected error pattern '%s' found !!!\n", item.second.pattern.c_str());
#ifdef EMSCRIPTEN
log_files = backup_log_files;
throw 0;
#elif defined(_MSC_VER)
_exit(0);
#else
_Exit(0);
#endif
} else {
display_error_log_msg = false;
log_warn_regexes.clear();
log_error("Expected error pattern '%s' not found !\n", item.second.pattern.c_str());
}
}
// ---------------------------------------------------
// This is the magic behind the code coverage counters
// ---------------------------------------------------

19
kernel/log.h
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@ -52,6 +52,8 @@ extern std::map<std::string, std::set<std::string>> log_hdump;
extern std::vector<std::regex> log_warn_regexes, log_nowarn_regexes, log_werror_regexes;
extern std::set<std::string> log_warnings, log_experimentals, log_experimentals_ignored;
extern int log_warnings_count;
extern int log_warnings_count_noexpect;
extern bool log_expect_no_warnings;
extern bool log_hdump_all;
extern FILE *log_errfile;
extern SHA1 *log_hasher;
@ -135,6 +137,23 @@ void log_backtrace(const char *prefix, int levels);
void log_reset_stack();
void log_flush();
struct LogExpectedItem
{
LogExpectedItem(std::string pattern, int expected) :
expected_count(expected),
current_count(0),
pattern(pattern)
{
}
int expected_count;
int current_count;
std::string pattern;
};
extern std::vector<std::pair<std::regex,LogExpectedItem>> log_expect_log, log_expect_warning, log_expect_error;
void log_check_expected();
const char *log_signal(const RTLIL::SigSpec &sig, bool autoint = true);
const char *log_const(const RTLIL::Const &value, bool autoint = true);
const char *log_id(RTLIL::IdString id);

1
passes/cmds/Makefile.inc
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@ -33,3 +33,4 @@ OBJS += passes/cmds/blackbox.o
OBJS += passes/cmds/ltp.o
OBJS += passes/cmds/bugpoint.o
OBJS += passes/cmds/scratchpad.o
OBJS += passes/cmds/logger.o

201
passes/cmds/logger.cc Normal file
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@ -0,0 +1,201 @@
/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2020 Miodrag Milanovic <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "kernel/register.h"
#include "kernel/log.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct LoggerPass : public Pass {
LoggerPass() : Pass("logger", "set logger properties") { }
void help() YS_OVERRIDE
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" logger [options]\n");
log("\n");
log("This command sets global logger properties, also available using command line\n");
log("options.\n");
log("\n");
log(" -[no]time\n");
log(" enable/disable display of timestamp in log output.\n");
log("\n");
log(" -[no]stderr\n");
log(" enable/disable logging errors to stderr.\n");
log("\n");
log(" -warn regex\n");
log(" print a warning for all log messages matching the regex.\n");
log("\n");
log(" -nowarn regex\n");
log(" if a warning message matches the regex, it is printed as regular\n");
log(" message instead.\n");
log("\n");
log(" -werror regex\n");
log(" if a warning message matches the regex, it is printed as error\n");
log(" message instead and the tool terminates with a nonzero return code.\n");
log("\n");
log(" -[no]debug\n");
log(" globally enable/disable debug log messages.\n");
log("\n");
log(" -experimental <feature>\n");
log(" do not print warnings for the specified experimental feature\n");
log("\n");
log(" -expect <type> <regex> <expected_count>\n");
log(" expect log,warning or error to appear. In case of error return code is 0.\n");
log("\n");
log(" -expect-no-warnings\n");
log(" gives error in case there is at least one warning that is not expected.\n");
log("\n");
}
void execute(std::vector<std::string> args, RTLIL::Design * design) YS_OVERRIDE
{
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
if (args[argidx] == "-time") {
log_time = true;
log("Enabled timestamp in logs.\n");
continue;
}
if (args[argidx] == "-notime") {
log_time = false;
log("Disabled timestamp in logs.\n");
continue;
}
if (args[argidx] == "-stderr") {
log_error_stderr = true;
log("Enabled loggint errors to stderr.\n");
continue;
}
if (args[argidx] == "-nostderr") {
log_error_stderr = false;
log("Disabled loggint errors to stderr.\n");
continue;
}
if (args[argidx] == "-warn" && argidx+1 < args.size()) {
std::string pattern = args[++argidx];
if (pattern.front() == '\"' && pattern.back() == '\"') pattern = pattern.substr(1, pattern.size() - 2);
try {
log("Added regex '%s' for warnings to warn list.\n", pattern.c_str());
log_warn_regexes.push_back(std::regex(pattern,
std::regex_constants::nosubs |
std::regex_constants::optimize |
std::regex_constants::egrep));
}
catch (const std::regex_error& e) {
log_cmd_error("Error in regex expression '%s' !\n", pattern.c_str());
}
continue;
}
if (args[argidx] == "-nowarn" && argidx+1 < args.size()) {
std::string pattern = args[++argidx];
if (pattern.front() == '\"' && pattern.back() == '\"') pattern = pattern.substr(1, pattern.size() - 2);
try {
log("Added regex '%s' for warnings to nowarn list.\n", pattern.c_str());
log_nowarn_regexes.push_back(std::regex(pattern,
std::regex_constants::nosubs |
std::regex_constants::optimize |
std::regex_constants::egrep));
}
catch (const std::regex_error& e) {
log_cmd_error("Error in regex expression '%s' !\n", pattern.c_str());
}
continue;
}
if (args[argidx] == "-werror" && argidx+1 < args.size()) {
std::string pattern = args[++argidx];
if (pattern.front() == '\"' && pattern.back() == '\"') pattern = pattern.substr(1, pattern.size() - 2);
try {
log("Added regex '%s' for warnings to werror list.\n", pattern.c_str());
log_werror_regexes.push_back(std::regex(pattern,
std::regex_constants::nosubs |
std::regex_constants::optimize |
std::regex_constants::egrep));
}
catch (const std::regex_error& e) {
log_cmd_error("Error in regex expression '%s' !\n", pattern.c_str());
}
continue;
}
if (args[argidx] == "-debug") {
log_force_debug = 1;
log("Enabled debug log messages.\n");
continue;
}
if (args[argidx] == "-nodebug") {
log_force_debug = 0;
log("Disabled debug log messages.\n");
continue;
}
if (args[argidx] == "-experimental" && argidx+1 < args.size()) {
std::string value = args[++argidx];
log("Added '%s' experimental ignore list.\n", value.c_str());
log_experimentals_ignored.insert(value);
continue;
}
if (args[argidx] == "-expect" && argidx+3 < args.size()) {
std::string type = args[++argidx];
if (type!="error" && type!="warning" && type!="log")
log_cmd_error("Expect command require type to be 'log', 'warning' or 'error' !\n");
if (type=="error" && log_expect_error.size()>0)
log_cmd_error("Only single error message can be expected !\n");
std::string pattern = args[++argidx];
if (pattern.front() == '\"' && pattern.back() == '\"') pattern = pattern.substr(1, pattern.size() - 2);
int count = atoi(args[++argidx].c_str());
if (count<=0)
log_cmd_error("Number of expected messages must be higher then 0 !\n");
if (type=="error" && count!=1)
log_cmd_error("Expected error message occurrences must be 1 !\n");
log("Added regex '%s' for warnings to expected %s list.\n", pattern.c_str(), type.c_str());
try {
if (type=="error")
log_expect_error.push_back(std::make_pair(std::regex(pattern,
std::regex_constants::nosubs |
std::regex_constants::optimize |
std::regex_constants::egrep), LogExpectedItem(pattern, count)));
else if (type=="warning")
log_expect_warning.push_back(std::make_pair(std::regex(pattern,
std::regex_constants::nosubs |
std::regex_constants::optimize |
std::regex_constants::egrep), LogExpectedItem(pattern, count)));
else
log_expect_log.push_back(std::make_pair(std::regex(pattern,
std::regex_constants::nosubs |
std::regex_constants::optimize |
std::regex_constants::egrep), LogExpectedItem(pattern, count)));
}
catch (const std::regex_error& e) {
log_cmd_error("Error in regex expression '%s' !\n", pattern.c_str());
}
continue;
}
if (args[argidx] == "-expect-no-warnings") {
log_expect_no_warnings = true;
continue;
}
break;
}
extra_args(args, argidx, design, false);
}
} LoggerPass;
PRIVATE_NAMESPACE_END