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Made a cleaner interface to the meta layer so that using it on other projects should be easier.

This commit is contained in:
Peter Slattery 2020-01-19 17:34:49 -08:00
parent 0efa2477fc
commit e8759c931a
2 changed files with 82 additions and 51 deletions
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127
meta/foldhaus_meta.cpp
View File

@ -1331,52 +1331,58 @@ GenerateFilteredTypeInfo (string MetaTagFilter, type_table TypeTable, typeinfo_g
} }
} }
int main(int ArgCount, char** ArgV) struct gs_meta_preprocessor
{ {
s64 TotalStart = GetWallClock(); errors Errors;
if (ArgCount <= 1)
{
printf("Please supply at least one source directory to analyze.\n");
return 0;
}
errors Errors = {0};
gs_bucket<source_code_file> SourceFiles; gs_bucket<source_code_file> SourceFiles;
gs_bucket<token> Tokens;
gs_bucket<token> TagList;
type_table TypeTable;
// Performance
s64 PreprocessorStartTime;
s64 PreprocessorEndTime;
};
internal gs_meta_preprocessor
PreprocessProgram (char* SourceFile)
{
gs_meta_preprocessor Meta = {};
Meta.PreprocessorStartTime = GetWallClock();
PopulateTableWithDefaultCPPTypes(&Meta.TypeTable);
string CurrentWorkingDirectory = MakeString((char*)malloc(1024), 0, 1024); string CurrentWorkingDirectory = MakeString((char*)malloc(1024), 0, 1024);
if (ArgCount > 1)
{ string RootFile = MakeString(SourceFile);
string RootFile = MakeString(ArgV[1]); AddFileToSource(RootFile, &Meta.SourceFiles, &Meta.Errors);
AddFileToSource(RootFile, &SourceFiles, &Errors);
s32 LastSlash = ReverseSearchForCharInSet(RootFile, "\\/"); s32 LastSlash = ReverseSearchForCharInSet(RootFile, "\\/");
Assert(LastSlash > 0); if (LastSlash <= 0)
{
PushFError(&Meta.Errors, "%S: File path invalid.", RootFile);
return Meta;
}
string RootPath = Substring(RootFile, 0, LastSlash + 1); string RootPath = Substring(RootFile, 0, LastSlash + 1);
CopyStringTo(RootPath, &CurrentWorkingDirectory); CopyStringTo(RootPath, &CurrentWorkingDirectory);
}
// NOTE(Peter): this is a temporary list of GSMetaTags. It gets copied and cleared for (u32 SourceFileIdx = 0; SourceFileIdx < Meta.SourceFiles.Used; SourceFileIdx++)
// after use
gs_bucket<token> Tokens;
gs_bucket<token> TagList;
type_table TypeTable = {0};
PopulateTableWithDefaultCPPTypes(&TypeTable);
s32 NodeProcCount = 0;
for (u32 SourceFileIdx = 0; SourceFileIdx < SourceFiles.Used; SourceFileIdx++)
{ {
source_code_file* File = SourceFiles.GetElementAtIndex(SourceFileIdx); source_code_file* File = Meta.SourceFiles.GetElementAtIndex(SourceFileIdx);
TokenizeFile(File, &Tokens); TokenizeFile(File, &Meta.Tokens);
token_iter Iter = {}; token_iter Iter = {};
Iter.Tokens = &Tokens; Iter.Tokens = &Meta.Tokens;
Iter.FirstToken = File->FirstTokenIndex; Iter.FirstToken = File->FirstTokenIndex;
Iter.LastToken = File->LastTokenIndex; Iter.LastToken = File->LastTokenIndex;
Iter.TokenAtIndex = Iter.FirstToken; Iter.TokenAtIndex = Iter.FirstToken;
Iter.TokenAt = Tokens.GetElementAtIndex(Iter.TokenAtIndex); Iter.TokenAt = Meta.Tokens.GetElementAtIndex(Iter.TokenAtIndex);
Iter.Errors = &Errors; Iter.Errors = &Meta.Errors;
while (Iter.TokenAtIndex < Iter.LastToken) while (Iter.TokenAtIndex < Iter.LastToken)
{ {
@ -1408,25 +1414,25 @@ int main(int ArgCount, char** ArgV)
} }
ParseSuccess = true; ParseSuccess = true;
if (!FileAlreadyInSource(TempFilePath, SourceFiles)) if (!FileAlreadyInSource(TempFilePath, Meta.SourceFiles))
{ {
AddFileToSource(TempFilePath, &SourceFiles, &Errors); AddFileToSource(TempFilePath, &Meta.SourceFiles, &Meta.Errors);
} }
} }
} }
else if(ParseMetaTag(&Iter, &TagList)) else if(ParseMetaTag(&Iter, &Meta.TagList))
{ {
ParseSuccess = true; ParseSuccess = true;
} }
else if (ParseEnum(&Iter, &TagList, &TypeTable)) else if (ParseEnum(&Iter, &Meta.TagList, &Meta.TypeTable))
{ {
ParseSuccess = true; ParseSuccess = true;
} }
else if (ParseStruct(&Iter, &TypeIndex, &TagList, &TypeTable)) else if (ParseStruct(&Iter, &TypeIndex, &Meta.TagList, &Meta.TypeTable))
{ {
ParseSuccess = true; ParseSuccess = true;
} }
else if (ParseTypedef(&Iter, &TagList, &TypeTable)) else if (ParseTypedef(&Iter, &Meta.TagList, &Meta.TypeTable))
{ {
ParseSuccess = true; ParseSuccess = true;
} }
@ -1439,29 +1445,57 @@ int main(int ArgCount, char** ArgV)
} }
// Type Table Fixup // Type Table Fixup
for (u32 i = 0; i < TypeTable.Types.Used; i++) for (u32 i = 0; i < Meta.TypeTable.Types.Used; i++)
{ {
type_definition* TypeDef = TypeTable.Types.GetElementAtIndex(i); type_definition* TypeDef = Meta.TypeTable.Types.GetElementAtIndex(i);
if (TypeDef->Type == TypeDef_Struct) if (TypeDef->Type == TypeDef_Struct)
{ {
FixUpStructSize(i, TypeTable, &Errors); FixUpStructSize(i, Meta.TypeTable, &Meta.Errors);
} }
else if (TypeDef->Type == TypeDef_Union) else if (TypeDef->Type == TypeDef_Union)
{ {
FixUpUnionSize(i, TypeTable, &Errors); FixUpUnionSize(i, Meta.TypeTable, &Meta.Errors);
} }
} }
Meta.PreprocessorEndTime = GetWallClock();
return Meta;
}
internal void
FinishMetaprogram(gs_meta_preprocessor* Meta)
{
PrintAllErrors(Meta->Errors);
s64 TotalEnd = GetWallClock();
r32 PreprocTime = GetSecondsElapsed(Meta->PreprocessorStartTime, Meta->PreprocessorEndTime);
r32 TotalTime = GetSecondsElapsed(Meta->PreprocessorStartTime, TotalEnd);
r32 UserTime = TotalTime - PreprocTime;
printf("Metaprogram Performance:\n");
printf(" Preproc Time: %.*f sec\n", 6, PreprocTime);
printf(" Custom Time: %.*f sec\n", 6, UserTime);
printf(" Total Time: %.*f sec\n", 6, TotalTime);
}
int main(int ArgCount, char* Args[])
{
if (ArgCount <= 1)
{
printf("Please supply at least one source directory to analyze.\n");
return 0;
}
gs_meta_preprocessor Meta = PreprocessProgram(Args[1]);
s64 Cycles_Preprocess = GetWallClock(); s64 Cycles_Preprocess = GetWallClock();
PrintAllErrors(Errors); typeinfo_generator TypeGenerator = InitTypeInfoGenerator(Meta.TypeTable);
typeinfo_generator TypeGenerator = InitTypeInfoGenerator(TypeTable); GenerateFilteredTypeInfo(MakeStringLiteral("node_struct"), Meta.TypeTable, &TypeGenerator);
GenerateFilteredTypeInfo(MakeStringLiteral("gen_type_info"), Meta.TypeTable, &TypeGenerator);
GenerateFilteredTypeInfo(MakeStringLiteral("node_struct"), TypeTable, &TypeGenerator);
GenerateFilteredTypeInfo(MakeStringLiteral("gen_type_info"), TypeTable, &TypeGenerator);
FinishGeneratingTypes(&TypeGenerator); FinishGeneratingTypes(&TypeGenerator);
FILE* TypeInfoH = fopen("C:\\projects\\foldhaus\\src\\generated\\gs_meta_generated_typeinfo.h", "w"); FILE* TypeInfoH = fopen("C:\\projects\\foldhaus\\src\\generated\\gs_meta_generated_typeinfo.h", "w");
if (TypeInfoH) if (TypeInfoH)
{ {
@ -1471,10 +1505,7 @@ int main(int ArgCount, char** ArgV)
fclose(TypeInfoH); fclose(TypeInfoH);
} }
s64 TotalEnd = GetWallClock(); FinishMetaprogram(&Meta);
r32 TotalTime = GetSecondsElapsed(TotalStart, TotalEnd);
printf("Metaprogram Preproc Time: %.*f sec\n", 6, TotalTime);
//__debugbreak(); //__debugbreak();
return 0; return 0;
} }

2
meta/foldhaus_meta_type_table.h
View File

@ -335,7 +335,7 @@ FixupStructMember (variable_decl* Member, type_definition* MemberTypeDef, type_t
{ {
if (MemberTypeDef->Type == TypeDef_Unknown) if (MemberTypeDef->Type == TypeDef_Unknown)
{ {
PushFError(Errors, "Error: TypeDef Unknown: %S\n", MemberTypeDef->Identifier); PushFError(Errors, "Error: TypeDef Unknown: %S", MemberTypeDef->Identifier);
} }
else else
{ {