59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
#ifndef COMPILER_SCOPES_H
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#define COMPILER_SCOPES_H
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#include "parser-tree.h"
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#include "compiler.h"
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/* compiler-scopes
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* Tools for dealing with scopes.
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*
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* They can be used to create, expand and stack scopes, as well as to enforce
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* certain semantic rules. */
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// Data types
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typedef struct var {
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DEBUGINFO* debug;
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char* memsegment;
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char* type;
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char* name;
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int index;
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bool primitive;
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struct var* next;
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} VAR;
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typedef struct scope {
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struct compiler* compiler;
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DEBUGINFO* currdebug;
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CLASS* currclass;
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CLASS* classes;
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SUBROUTDEC* subroutines;
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VAR* fields;
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VAR* staticvars;
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VAR* localvars;
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VAR* parameters;
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struct scope* previous;
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} SCOPE;
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struct compiler;
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// Group adding
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void addclassvardecs(SCOPE* s, CLASSVARDEC* classvardecs);
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void addlocalvars(SCOPE* s, VARDEC* localvars);
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void addparameters(SCOPE* s, bool isformethod, PARAMETER* params);
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// Scope handling
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SCOPE* mkscope(SCOPE* prev);
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// Single type getters
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SUBROUTDEC* getsubroutdecfromcall(SCOPE* s, SUBROUTCALL* call, VAR** varret);
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CLASS* getclass(SCOPE* s, const char* name);
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// Generic getters
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VAR* getvar(SCOPE* s, const char* name);
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// Freeing
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void freescope(SCOPE* s);
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#endif
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