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Try some things: (a) fewer allocations - parse context pool; lexer string pool (b) SWAR process multiple chars at once in keywords/enums/strs/stc.

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This commit is contained in:
Thomas Krijnen
2026-03-27 20:45:13 +01:00
parent fe6e9d86ae
commit 603cedc487
14 changed files with 1266 additions and 860 deletions
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src/ifcwrap/IfcParseWrapper.i
+7 -11
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@@ -31,10 +31,8 @@
%ignore IfcParse::IfcFile::byref_excl_;
%ignore IfcParse::IfcFile::types_to_bypass_loading_;
%ignore IfcParse::InstanceStreamer::InstanceStreamer(const IfcParse::schema_definition* schema, IfcParse::IfcSpfLexer* lexer);
%ignore IfcParse::InstanceStreamer::readInstance;
%ignore IfcParse::InstanceStreamer::stealInstances;
%ignore IfcParse::InstanceStreamer<IfcParse::FileReader<IfcParse::FullBufferImpl>>::readInstance;
%ignore IfcParse::InstanceStreamer<IfcParse::FileReader<IfcParse::FullBufferImpl>>::stealInstances;
%ignore express::Entity;
%ignore express::Select;
@@ -54,9 +52,6 @@
%ignore IfcParse::FileSchema::FileSchema;
%ignore IfcParse::IfcFile::tokens;
%ignore IfcParse::IfcSpfHeader::IfcSpfHeader(IfcSpfLexer*);
%ignore IfcParse::IfcSpfHeader::lexer;
%ignore IfcParse::IfcSpfHeader::stream;
%ignore IfcParse::IfcSpfHeader::file_description;
%ignore IfcParse::IfcSpfHeader::file_name;
%ignore IfcParse::IfcSpfHeader::file_schema;
@@ -922,6 +917,7 @@ object = custom_base
%}
%include "../ifcparse/IfcFile.h"
%template(InstanceStreamer) IfcParse::InstanceStreamer<IfcParse::FileReader<IfcParse::FullBufferImpl>>;
%pythoncode %{
### hack hack hack
@@ -977,10 +973,10 @@ object = _old_object
return f;
}
IfcParse::InstanceStreamer* stream_from_string(const std::string& data) {
IfcParse::InstanceStreamer<IfcParse::FileReader<IfcParse::FullBufferImpl>>* stream_from_string(const std::string& data) {
char* copiedData = new char[data.length()];
memcpy(copiedData, data.c_str(), data.length());
return new IfcParse::InstanceStreamer((void *)copiedData, data.length());
return new IfcParse::InstanceStreamer<IfcParse::FileReader<IfcParse::FullBufferImpl>>((void *)copiedData, data.length());
}
const char* version() {
@@ -1247,7 +1243,7 @@ object = _old_object
}
%}
%extend IfcParse::InstanceStreamer {
%extend IfcParse::InstanceStreamer<IfcParse::FileReader<IfcParse::FullBufferImpl>> {
PyObject* readInstancePy(bool type_as_declaration_instance=false) {
auto simply_type_to_dictionary = [&](const express::Base& t) -> PyObject* {
const auto& nm = t.declaration().name();
@@ -1452,4 +1448,4 @@ object = _old_object
return d;
}
}