mirror of
https://github.com/Ed94/gencpp.git
synced 2024-11-10 02:54:53 -08:00
115 lines
2.5 KiB
C++
115 lines
2.5 KiB
C++
#pragma once
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#ifdef gen_time
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#include "gen.hpp"
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using namespace gen;
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Code gen_SOA( CodeStruct struct_def, s32 num_entries = 0 )
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{
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StringCached name = get_cached_string( token_fmt( "name", (StrC)struct_def->Name,
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stringize( SOA_<name> )
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));
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Code
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soa_entry = { struct_def.raw()->duplicate() };
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soa_entry->Name = get_cached_string( name(Entry) );
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constexpr s32 Num_Vars_Cap = 128;
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local_persist Code var_memory[Num_Vars_Cap];
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local_persist Arena var_arena;
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do_once_start
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var_arena = Arena::init_from_memory( var_memory, kilobytes(Num_Vars_Cap) );
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do_once_end
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Array<CodeVar> vars = Array<CodeVar>::init( var_arena );;
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CodeStruct soa = def_struct( name, def_body( ECode::Struct_Body ));
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{
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for ( Code struct_mem : struct_def->Body )
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{
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if ( struct_mem->Type == ECode::Variable )
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{
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CodeType var_type = struct_mem->cast<CodeVar>()->ValueType;
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StrC num_entries_str = to_StrC( str_fmt_buf( "%d", num_entries ) );
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CodeVar entry_arr = { nullptr };
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if ( ! num_entries)
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{
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entry_arr = parse_variable( token_fmt( "type", (StrC)var_type->Name, "name", (StrC)struct_mem->Name,
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stringize( Array<<type>> <name>; )
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));
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}
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else
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{
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entry_arr = parse_variable( token_fmt( "type", (StrC)var_type->Name, "name", (StrC)struct_mem->Name, "num", num_entries_str,
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stringize( <type> <name>[<num>]; )
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));
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}
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vars.append( entry_arr );
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soa->Body.append( entry_arr );
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}
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}
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}
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CodeFn make;
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{
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make = parse_function( token_fmt("SOA_Type", (StrC)name,
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stringize(
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static
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<SOA_Type> make( AllocatorInfo allocator )
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{
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<SOA_Type> soa = {};
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}
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)
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));
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if ( ! num_entries )
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{
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for ( CodeVar member : vars )
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{
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Code arr_init = def_execution( token_fmt( "var_name", (StrC)member->Name, "var_type", (StrC)member->ValueType->Name,
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stringize( soa.<var_name> = <var_type>::init( allocator ); )
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));
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make->Body.append( arr_init );
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}
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}
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make->Body.append( def_execution( code( return soa; ) ));
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}
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CodeFn get;
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{
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get = parse_function( code(
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Entry get( s32 idx )
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{
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}
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));
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String content = String::make( Memory::GlobalAllocator, "return\n{\n" );
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for ( CodeVar member : vars )
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{
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content.append_fmt( token_fmt( "var_name", (StrC)member->Name,
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"<var_name>[idx],"
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));
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}
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content.append( "};" );
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CodeExec ret = def_execution( content );
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get->Body.append( ret );
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}
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soa->Body.append( make );
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soa->Body.append( get );
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soa->Body.raw()->validate_body();
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vars.free();
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return soa;
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}
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#endif
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