Me@55: /*
Me@55:  *  Copyright 2009 OpenSourceStewardshipFoundation.org
Me@55:  *  Licensed under GNU General Public License version 2
Me@55:  *
Me@55:  * Author: seanhalle@yahoo.com
Me@55:  * 
Me@55:  */
msach@77: #ifndef _ProcrContext_H
msach@77: #define	_ProcrContext_H
msach@76: #define _GNU_SOURCE
Me@55: 
msach@134: typedef struct _VirtProcr VirtProcr;
msach@134: typedef struct _VMSReqst  VMSReqst;
msach@134: typedef void  (*VirtProcrFnPtr)  ( void *, VirtProcr * ); //initData, animPr
msach@132: 
msach@134: 
msach@134: #include "VMS_primitive_data_types.h"
msach@134: #include "scheduling.h"
msach@132: 
msach@132: /*WARNING: re-arranging this data structure could cause VP switching
msach@132:  *         assembly code to fail -- hard-codes offsets of fields
msach@132:  */
msach@132: struct _VirtProcr
msach@132:  { int         procrID;  //for debugging -- count up each time create
msach@132:    int         coreAnimatedBy;
msach@132:    void       *startOfStack;
msach@132:    void       *stackPtr;
msach@132:    void       *framePtr;
msach@132:    void       *nextInstrPt;
msach@132:    
msach@132:    void       *coreLoopStartPt;  //allows proto-runtime to be linked later
msach@132:    void       *coreLoopFramePtr; //restore before jmp back to core loop
msach@132:    void       *coreLoopStackPtr; //restore before jmp back to core loop
msach@132: 
msach@132:    void       *initialData;
msach@132:    
msach@132:    SchedSlot  *schedSlot;
msach@132:    VMSReqst   *requests;
msach@132: 
msach@132:    void       *semanticData;
msach@132:    void       *dataRetFromReq; //values returned from plugin to VP go here
msach@132: 
msach@132:       //=========== MEASUREMENT STUFF ==========
msach@132:    #ifdef MEAS__TIME_STAMP_SUSP
msach@132:    unsigned int preSuspTSCLow;
msach@132:    unsigned int postSuspTSCLow;
msach@132:    #endif
msach@132:    #ifdef MEAS__TIME_MASTER /* in VirtProcr because multiple masterVPs*/
msach@132:    unsigned int startMasterTSCLow;USE_GNU
msach@132:    unsigned int endMasterTSCLow;
msach@132:    #endif
msach@132:       //========================================
msach@132:    
msach@132:    float64      createPtInSecs;  //have space but don't use on some configs
msach@132:  };
msach@132: //VirtProcr
msach@132: 
msach@76: void saveCoreLoopReturnAddr(void **returnAddress);
msach@71: 
msach@71: void switchToVP(VirtProcr *nextProcr);
msach@71: 
msach@71: void switchToCoreLoop(VirtProcr *nextProcr);
msach@71: 
msach@71: void masterSwitchToCoreLoop(VirtProcr *nextProcr);
msach@71: 
msach@76: void startVirtProcrFn();
msach@76: 
msach@137: void asmTerminateCoreLoop(VirtProcr *currPr);
msach@137: 
msach@137: void asmTerminateCoreLoopSeq(VirtProcr *currPr);
msach@78: 
msach@71: #define flushRegisters() \
msach@134:         asm volatile ("":::"%rbx", "%r12", "%r13","%r14","%r15");
msach@71: 
msach@77: inline VirtProcr *
msach@77: create_procr_helper( VirtProcr *newPr,       VirtProcrFnPtr  fnPtr,
msach@77:                      void      *initialData, void           *stackLocs );
Me@55: 
msach@77: #endif	/* _ProcrContext_H */
Me@62: