flup/src/callframe.h

67 lines
2.4 KiB
C

/*
* This code is part of the programming language flup
* flup comes with ABSOLUTELY NO WARRANTY and is licensed under AGPL-3.0 or later.
* Copyright (C) 2024 VegOwOtenks
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef FLUP_CALLFRAME_H
#define FLUP_CALLFRAME_H
#include "function.h"
#include "variable.h"
#include "value.h"
#include "../submodules/utilitiec/src/dynamicarray/dynamicarray.h"
#include "../submodules/utilitiec/src/StringView/StringView.h"
#include "../submodules/utilitiec/src/Scratchpad/Scratchpad.h"
typedef struct FlupType_s {
ObjectType* type;
struct FlupType_s* next;
} FlupType;
typedef struct CallFrame_s {
size_t instruction_pointer;
/* ip = condition start : start
* ip = condition_end + 1 : done
*
*/
FlupFunction* self_function;
FlupFunctionAlternative* alternative;
FlupFunction* functions; // functions defined in this callframe
FlupVariable* variables; // variables defined in this callframe
FlupType* types; // types defined in this callframe
DynamicArray stack; // Value
Scratchpad memory_pad;
} CallFrame;
int CallFrame_Create(CallFrame* self, FlupFunction* self_function);
void CallFrame_Destroy(CallFrame* self);
int CallFrame_DefineVariable(CallFrame* self, StringView name, Value value);
int CallFrame_DefineObjectType(CallFrame* self, ObjectType* type);
int CallFrame_StackPop(CallFrame* self, Value* dest);
int CallFrame_StackPush(CallFrame* self, Value* value);
FlupVariable* CallFrame_FindVariable(CallFrame* self, StringView name);
void* CallFrame_Reserve(CallFrame* self, size_t amount, size_t alignment);
bool CallFrame_IsExecutingCondition(CallFrame* frame);
bool CallFrame_IsSelectingCondition(CallFrame* frame);
bool CallFrame_IsExecutingBody(CallFrame* frame);
bool CallFrame_IsReturningBody(CallFrame* frame);
#endif