MWCC/includes/compiler/CInline.h

#ifndef COMPILER_CINLINE_H
#define COMPILER_CINLINE_H

#include "compiler/common.h"
#include "compiler/tokens.h"
#include "compiler/CFunc.h"

#ifdef __MWERKS__
#pragma options align=mac68k
#endif

// Not sure if these two are actually in CInline or not
typedef struct XRefOffset {
    UInt32 xrefoffset;
    SInt32 offset;
} XRefOffset;

struct InlineXRef {
    InlineXRef *next;
    Object *object;
    UInt16 xrefmode;
    UInt16 numxrefs;
    XRefOffset xref[1];
};



typedef struct CI_Var {
    HashNameNode *name;
    Type *type;
    UInt32 qual;
    UInt8 sflags;
    SInt8 xD;
    SInt8 xE;
} CI_Var;

enum {
    CI_SFLAGS_NoClass = 0,
    CI_SFLAGS_Register = 1,
    CI_SFLAGS_Auto = 2,
    CI_SFLAGS_HasObjectFlag2 = 0x80
};

typedef struct CI_SwitchCase {
    short labelID;
    CInt64 min;
    CInt64 max;
} CI_SwitchCase;

typedef struct CI_Switch {
    ENode *expr;
    Type *unkSwitch8;
    short defaultlabelID;
    short numcases;
    CI_SwitchCase cases[1];
} CI_Switch;

typedef struct CI_Statement {
    StatementType type;
    UInt8 flags;
    UInt16 value;
    SInt32 sourceoffset;
    HashNameNode *sourcefilepath;
    ExceptionAction *dobjstack;
    union {
        SInt16 statementnum;
        ENode *expr;
        struct {
            ENode *expr;
            SInt16 statementnum;
        } ifgoto;
        CI_Switch *switchdata;
        struct {
            void *data;
            SInt32 size;
        } asmdata;
    } u;
} CI_Statement;

typedef enum {
    CI_CanInline0,
    CI_CanInline1,
    CI_CanInline2,
    CI_CanInline3,
    CI_CanInline4,
    CI_CanInline5,
    CI_CanInline6
} CI_CanInline;

struct CI_FuncData {
    short numarguments;
    CI_Var *arguments;
    short numlocals;
    CI_Var *locals;
    short numstatements;
    CI_Statement *statements;
    FileOffsetInfo fileoffset;
    SInt32 symdecloffset;
    SInt32 functionbodyoffset;
    HashNameNode *functionbodypath;
    SInt32 symdeclend;
    UInt8 can_inline;
};

typedef enum {
    CI_ActionInlineFunc = 0,
    CI_ActionMemberFunc = 1,
    CI_ActionTemplateFunc = 2,
    CI_ActionDefaultFunc = 3
} CI_ActionType;

typedef struct CI_Action {
    struct CI_Action *next;
    Object *obj;
    union {
        struct {
            FileOffsetInfo fileoffset;
            TStream stream;
            TypeClass *tclass;
        } inlinefunc;
        struct {
            TemplClass *templ;
            TemplClassInst *inst;
            TemplateMember *tmemb;
        } memberfunc;
        struct {
            TemplateFunction *func;
            TemplFuncInstance *inst;
        } templatefunc;
    } u;
    CI_ActionType actiontype;
} CI_Action;

typedef enum {
    CopyMode0,
    CopyMode1,
    CopyMode2,
    CopyMode3,
    CopyMode4
} CInlineCopyMode;

extern CI_Action *cinline_tactionlist;

extern void CInline_Init(void);
extern SInt32 CInline_GetLocalID(Object *object);
extern Boolean CInline_ExpressionHasSideEffect(ENode *expr);
extern ENode *CInline_CopyExpression(ENode *expr, CInlineCopyMode mode);
extern void CInline_SerializeStatement(Statement *stmt);
extern Object *CInline_GetLocalObj(SInt32 id, Boolean flag);
extern SInt16 CInline_GetStatementNumber(Statement *first, Statement *stmt);
extern void CInline_PackIFunctionData(CI_FuncData *packed, Statement *stmt, Object *object);
extern void CInline_UnpackIFunctionData(Object *object, CI_FuncData *packed, Statement *firstStmt);
extern void CInline_AddDefaultFunctionAction(Object *object);
extern void CInline_AddInlineFunctionAction(Object *object, TypeClass *tclass, FileOffsetInfo *fileoffset, TStream *stream, Boolean flag);
extern void CInline_AddMemberFunctionAction(Object *object, TemplClass *templ, TemplClassInst *inst, TemplateMember *tmemb);
extern void CInline_AddTemplateFunctionAction(Object *object, TemplateFunction *func, TemplFuncInstance *inst);
extern void CInline_ObjectAddrRef(Object *object);
extern void CInline_GenFunc(Statement *stmt, Object *object, UInt8 unk);
extern Boolean CInline_CanFreeLHeap(void);
extern Boolean CInline_GenerateDeferredFuncs(void);
extern void CInline_Finish(void);

#ifdef __MWERKS__
#pragma options align=reset
#endif

#endif