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Added command line option for enabling interpreter stats collection

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'-d' or '-d0' to collect and print basic stats, '-d1' etc. for
alternative output formats.
This commit is contained in:
Russell Joyce 2020-06-24 17:30:27 +01:00
parent 97030639f1
commit 31b08382db
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GPG key ID: 3D46BD9018AF7B72
3 changed files with 31 additions and 10 deletions
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3
interpreter.h
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@ -512,6 +512,9 @@ struct Picoc_Struct {
struct Table StringTable; struct Table StringTable;
struct TableEntry *StringHashTable[STRING_TABLE_SIZE]; struct TableEntry *StringHashTable[STRING_TABLE_SIZE];
char *StrEmpty; char *StrEmpty;
/* stats */
int CollectStats;
}; };
/* table.c */ /* table.c */

14
picoc.c
View file

@ -23,6 +23,8 @@ int main(int argc, char **argv)
{ {
int ParamCount = 1; int ParamCount = 1;
int DontRunMain = false; int DontRunMain = false;
int CollectStats = false;
int StatsType = 0;
int StackSize = getenv("STACKSIZE") ? atoi(getenv("STACKSIZE")) : PICOC_STACK_SIZE; int StackSize = getenv("STACKSIZE") ? atoi(getenv("STACKSIZE")) : PICOC_STACK_SIZE;
Picoc pc; Picoc pc;
@ -31,6 +33,7 @@ int main(int argc, char **argv)
"Format:\n\n" "Format:\n\n"
"> picoc <file1.c>... [- <arg1>...] : run a program, calls main() as the entry point\n" "> picoc <file1.c>... [- <arg1>...] : run a program, calls main() as the entry point\n"
"> picoc -s <file1.c>... [- <arg1>...] : run a script, runs the program without calling main()\n" "> picoc -s <file1.c>... [- <arg1>...] : run a script, runs the program without calling main()\n"
"> picoc -d[type] <file1.c>... [- <arg1>...] : run a program, outputting debugging stats\n"
"> picoc -i : interactive mode, Ctrl+d to exit\n" "> picoc -i : interactive mode, Ctrl+d to exit\n"
"> picoc -c : copyright info\n" "> picoc -c : copyright info\n"
"> picoc -h : this help message\n"); "> picoc -h : this help message\n");
@ -48,6 +51,13 @@ int main(int argc, char **argv)
DontRunMain = true; DontRunMain = true;
PicocIncludeAllSystemHeaders(&pc); PicocIncludeAllSystemHeaders(&pc);
ParamCount++; ParamCount++;
} else if (strncmp(argv[ParamCount], "-d", 2) == 0) {
if (strlen(argv[ParamCount]) > 2) {
StatsType = atoi(&argv[ParamCount][2]);
}
CollectStats = true;
pc.CollectStats = true;
ParamCount++;
} }
if (argc > ParamCount && strcmp(argv[ParamCount], "-i") == 0) { if (argc > ParamCount && strcmp(argv[ParamCount], "-i") == 0) {
@ -68,7 +78,9 @@ int main(int argc, char **argv)
PicocCleanup(&pc); PicocCleanup(&pc);
stats_print_tokens(0); if (CollectStats) {
stats_print_tokens(StatsType == 1);
}
return pc.PicocExitValue; return pc.PicocExitValue;
} }

10
stats.c
View file

@ -120,14 +120,20 @@ struct LexTokenStat LexTokenStats[NO_TOKENS] = {
void stats_log_statement(enum LexToken token, struct ParseState *parser) { void stats_log_statement(enum LexToken token, struct ParseState *parser) {
fprintf(stderr, "Parsing Statement %s (%d) in %s (%d) at %s:%d:%d\n", LexTokenStats[token].name, token, RunModeNames[parser->Mode], parser->Mode, parser->FileName, parser->Line, parser->CharacterPos); if (parser->pc->CollectStats) {
fprintf(stderr, "Parsing Statement %s (%d) in %s (%d) at %s:%d:%d\n", LexTokenStats[token].name, token,
RunModeNames[parser->Mode], parser->Mode, parser->FileName, parser->Line, parser->CharacterPos);
LexTokenStats[token].count[parser->Mode]++; LexTokenStats[token].count[parser->Mode]++;
}
} }
void stats_log_expression(enum LexToken token, struct ParseState *parser) { void stats_log_expression(enum LexToken token, struct ParseState *parser) {
fprintf(stderr, "Parsing Expression %s (%d) in %s (%d) at %s:%d:%d\n", LexTokenStats[token].name, token, RunModeNames[parser->Mode], parser->Mode, parser->FileName, parser->Line, parser->CharacterPos); if (parser->pc->CollectStats) {
fprintf(stderr, "Parsing Expression %s (%d) in %s (%d) at %s:%d:%d\n", LexTokenStats[token].name, token,
RunModeNames[parser->Mode], parser->Mode, parser->FileName, parser->Line, parser->CharacterPos);
LexTokenStats[token].count[parser->Mode]++; LexTokenStats[token].count[parser->Mode]++;
}
} }