2022-11-20 05:07:22 +00:00
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#ifndef COMPILER_USEDEFCHAINS_H
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#define COMPILER_USEDEFCHAINS_H
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#include "compiler/common.h"
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2022-12-14 00:16:59 +00:00
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#include "compiler/PCodeInfo.h"
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#ifdef __MWERKS__
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#pragma options align=mac68k
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#endif
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typedef struct TinyValue {
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PCOpKind kind;
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2022-12-14 01:00:56 +00:00
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RegClass arg;
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2022-12-14 00:16:59 +00:00
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union {
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short reg;
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Object *object;
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} u;
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} TinyValue;
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typedef struct UseDefInfo {
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UInt32 *defvec0;
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UInt32 *defvec4;
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UInt32 *defvec8;
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UInt32 *defvecC;
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UInt32 *usevec10;
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UInt32 *usevec14;
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UInt32 *usevec18;
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UInt32 *usevec1C;
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} UseDefInfo;
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typedef struct UseOrDef {
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PCode *pcode;
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TinyValue v;
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} UseOrDef;
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typedef struct RegUseOrDef {
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struct RegUseOrDef *next;
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int id;
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} RegUseOrDef;
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typedef struct ObjectUseDef {
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struct ObjectUseDef *next;
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struct ObjectUseDef *leftchild;
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struct ObjectUseDef *rightchild;
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Object *object;
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RegUseOrDef *uses;
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RegUseOrDef *defs;
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} ObjectUseDef;
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#ifdef __MWERKS__
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#pragma options align=reset
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#endif
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extern int number_of_Defs;
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extern UseOrDef *Defs;
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extern RegUseOrDef **reg_Defs[RegClassMax];
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extern int number_of_Uses;
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extern UseOrDef *Uses;
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extern RegUseOrDef **reg_Uses[RegClassMax];
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extern UseDefInfo *usedefinfo;
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extern ObjectUseDef *objectusedefs;
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extern ObjectUseDef *objectusedeflist;
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extern ObjectUseDef *findobjectusedef(Object *object);
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extern void computeusedefchains(int flag);
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2022-11-20 05:07:22 +00:00
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#endif
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