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- make generation of the AST dump a command line parameter instead of having it depend on running a debug build.

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- disable generation of the parser's trace file in debug builds.

This increases parsing time by a factor of 15 and is only needed when debugging a problem in the grammar.
This commit is contained in:
Christoph Oelckers 2016-10-18 10:17:09 +02:00
parent 61cc7dbb29
commit bef71f29e2
1 changed files with 17 additions and 14 deletions
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31
src/scripting/zscript/zcc_parser.cpp
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@ -39,6 +39,7 @@
#include "cmdlib.h" #include "cmdlib.h"
#include "m_alloc.h" #include "m_alloc.h"
#include "i_system.h" #include "i_system.h"
#include "m_argv.h"
#include "v_text.h" #include "v_text.h"
#include "zcc_parser.h" #include "zcc_parser.h"
#include "zcc_compile.h" #include "zcc_compile.h"
@ -297,7 +298,7 @@ static void DoParse(int lumpnum)
parser = ZCCParseAlloc(malloc); parser = ZCCParseAlloc(malloc);
ZCCParseState state; ZCCParseState state;
#ifdef _DEBUG #if 0 // this costs a lot of time and should only be activated when it's really needed.
FILE *f = fopen("trace.txt", "w"); FILE *f = fopen("trace.txt", "w");
char prompt = '\0'; char prompt = '\0';
ZCCParseTrace(f, &prompt); ZCCParseTrace(f, &prompt);
@ -331,24 +332,26 @@ static void DoParse(int lumpnum)
I_Error("%d errors while parsing %s", FScriptPosition::ErrorCounter, Wads.GetLumpFullPath(lumpnum)); I_Error("%d errors while parsing %s", FScriptPosition::ErrorCounter, Wads.GetLumpFullPath(lumpnum));
} }
{ #if 0
// Make a dump of the AST before running the compiler for diagnostic purposes.
#ifdef _DEBUG
if (f != NULL) if (f != NULL)
{ {
fclose(f); fclose(f);
} }
FString ast = ZCC_PrintAST(state.TopNode);
FString filename = Wads.GetLumpFullName(lumpnum);
FString astfile = ExtractFileBase(filename, false);
astfile << "-before.ast";
f = fopen(astfile, "w");
if (f != NULL)
{
fputs(ast.GetChars(), f);
fclose(f);
}
#endif #endif
// Make a dump of the AST before running the compiler for diagnostic purposes.
if (Args->CheckParm("-dumpast"))
{
FString ast = ZCC_PrintAST(state.TopNode);
FString filename = Wads.GetLumpFullName(lumpnum);
FString astfile = ExtractFileBase(filename, false);
astfile << ".ast";
FILE *ff = fopen(astfile, "w");
if (ff != NULL)
{
fputs(ast.GetChars(), ff);
fclose(ff);
}
} }
PSymbolTable symtable; PSymbolTable symtable;