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REMOVED work-stealing, and all references to gates
author Some Random Person <seanhalle@yahoo.com>
date Thu, 15 Mar 2012 20:47:54 -0700
parents 88fd85921d7f
children a0ac58d8201c
rev   line source
seanhalle@208 1 /*
seanhalle@208 2 * Copyright 2009 OpenSourceStewardshipFoundation.org
seanhalle@208 3 * Licensed under GNU General Public License version 2
seanhalle@208 4 *
seanhalle@208 5 * Author: seanhalle@yahoo.com
seanhalle@208 6 *
seanhalle@208 7 */
seanhalle@208 8
seanhalle@208 9 #ifndef _VMS_H
seanhalle@208 10 #define _VMS_H
seanhalle@208 11 #define _GNU_SOURCE
seanhalle@208 12
seanhalle@208 13 #include "VMS_primitive_data_types.h"
seanhalle@215 14 #include "DynArray/DynArray.h"
seanhalle@215 15 #include "Hash_impl/PrivateHash.h"
seanhalle@215 16 #include "Histogram/Histogram.h"
seanhalle@215 17 #include "Queue_impl/PrivateQueue.h"
seanhalle@223 18 #include "Services_Offered_by_VMS/Memory_Handling/vmalloc.h"
seanhalle@208 19
seanhalle@208 20 #include <pthread.h>
seanhalle@208 21 #include <sys/time.h>
seanhalle@208 22
seanhalle@208 23 //================= Defines: included from separate files =================
seanhalle@208 24 //
seanhalle@208 25 // Note: ALL defines are in other files, none are in here
seanhalle@208 26 //
seanhalle@223 27 #include "Defines/VMS_defs.h"
seanhalle@208 28
seanhalle@208 29
seanhalle@208 30 //================================ Typedefs =================================
seanhalle@208 31 //
seanhalle@208 32 typedef unsigned long long TSCount;
seanhalle@208 33 typedef union
seanhalle@208 34 { uint32 lowHigh[2];
seanhalle@208 35 uint64 longVal;
seanhalle@208 36 }
seanhalle@208 37 TSCountLowHigh;
seanhalle@208 38
seanhalle@208 39 typedef struct _SchedSlot SchedSlot;
seanhalle@208 40 typedef struct _VMSReqst VMSReqst;
seanhalle@208 41 typedef struct _SlaveVP SlaveVP;
seanhalle@208 42 typedef struct _MasterVP MasterVP;
seanhalle@208 43 typedef struct _IntervalProbe IntervalProbe;
seanhalle@208 44
seanhalle@208 45
seanhalle@230 46 typedef SlaveVP *(*SlaveAssigner) ( void *, SchedSlot*); //semEnv, slot for HW info
seanhalle@223 47 typedef void (*RequestHandler) ( SlaveVP *, void * ); //prWReqst, semEnv
seanhalle@223 48 typedef void (*TopLevelFnPtr) ( void *, SlaveVP * ); //initData, animSlv
seanhalle@223 49 typedef void TopLevelFn ( void *, SlaveVP * ); //initData, animSlv
seanhalle@223 50 typedef void (*ResumeSlvFnPtr) ( SlaveVP *, void * );
seanhalle@209 51
seanhalle@209 52 //============================ HW Dependent Fns ================================
seanhalle@209 53
seanhalle@216 54 #include "Hardware_Dependent/VMS__HW_measurement.h"
seanhalle@216 55 #include "Hardware_Dependent/VMS__primitives.h"
seanhalle@208 56
seanhalle@208 57 //============================= Statistics ==================================
seanhalle@208 58
seanhalle@208 59 inline TSCount getTSCount();
seanhalle@208 60
seanhalle@208 61 //============= Request Related ===========
seanhalle@208 62 //
seanhalle@208 63
seanhalle@208 64 enum VMSReqstType //avoid starting enums at 0, for debug reasons
seanhalle@208 65 {
seanhalle@208 66 semantic = 1,
seanhalle@208 67 createReq,
seanhalle@208 68 dissipate,
seanhalle@208 69 VMSSemantic //goes with VMSSemReqst below
seanhalle@208 70 };
seanhalle@208 71
seanhalle@208 72 struct _VMSReqst
seanhalle@208 73 {
seanhalle@208 74 enum VMSReqstType reqType;//used for dissipate and in future for IO requests
seanhalle@208 75 void *semReqData;
seanhalle@208 76
seanhalle@208 77 VMSReqst *nextReqst;
seanhalle@208 78 };
seanhalle@208 79 //VMSReqst
seanhalle@208 80
seanhalle@208 81 enum VMSSemReqstType //These are equivalent to semantic requests, but for
seanhalle@208 82 { // VMS's services available directly to app, like OS
seanhalle@208 83 createProbe = 1, // and probe services -- like a VMS-wide built-in lang
seanhalle@208 84 openFile,
seanhalle@208 85 otherIO
seanhalle@208 86 };
seanhalle@208 87
seanhalle@208 88 typedef struct
seanhalle@208 89 { enum VMSSemReqstType reqType;
seanhalle@209 90 SlaveVP *requestingSlv;
seanhalle@208 91 char *nameStr; //for create probe
seanhalle@208 92 }
seanhalle@208 93 VMSSemReq;
seanhalle@208 94
seanhalle@208 95
seanhalle@208 96 //==================== Core data structures ===================
seanhalle@208 97
seanhalle@231 98 typedef struct
seanhalle@231 99 {
seanhalle@231 100 //for future expansion
seanhalle@231 101 }
seanhalle@231 102 SlotPerfInfo;
seanhalle@231 103
seanhalle@208 104 struct _SchedSlot
seanhalle@208 105 {
seanhalle@230 106 int workIsDone;
seanhalle@230 107 int needsSlaveAssigned;
seanhalle@230 108 SlaveVP *slaveAssignedToSlot;
seanhalle@230 109
seanhalle@230 110 int slotIdx; //needed by Holistic Model's data gathering
seanhalle@230 111 int coreOfSlot;
seanhalle@230 112 SlotPerfInfo *perfInfo; //used by assigner to pick best slave for core
seanhalle@208 113 };
seanhalle@208 114 //SchedSlot
seanhalle@208 115
seanhalle@209 116 /*WARNING: re-arranging this data structure could cause Slv switching
seanhalle@208 117 * assembly code to fail -- hard-codes offsets of fields
seanhalle@208 118 */
seanhalle@208 119 struct _SlaveVP
seanhalle@215 120 { int slaveID; //each slave given a unique ID
seanhalle@208 121 int coreAnimatedBy;
seanhalle@208 122 void *startOfStack;
seanhalle@208 123 void *stackPtr;
seanhalle@208 124 void *framePtr;
seanhalle@208 125 void *resumeInstrPtr;
seanhalle@208 126
seanhalle@216 127 void *coreCtlrStartPt; //allows proto-runtime to be linked later
seanhalle@216 128 void *coreCtlrFramePtr; //restore before jmp back to core controller
seanhalle@216 129 void *coreCtlrStackPtr; //restore before jmp back to core controller
seanhalle@208 130
seanhalle@208 131 SchedSlot *schedSlot;
seanhalle@208 132 VMSReqst *requests;
seanhalle@208 133
seanhalle@210 134 void *semanticData; //this is live for the life of Slv
seanhalle@210 135 void *dataRetFromReq;//Used to return vals from plugin to Wrapper Lib
seanhalle@208 136
seanhalle@208 137 //=========== MEASUREMENT STUFF ==========
seanhalle@209 138 MEAS__Insert_Meas_Fields_into_Slave;
seanhalle@208 139 //========================================
seanhalle@208 140
seanhalle@208 141 float64 createPtInSecs; //have space but don't use on some configs
seanhalle@208 142 };
seanhalle@208 143 //SlaveVP
seanhalle@208 144
seanhalle@230 145 /*The one and only global variable, holds many odds and ends
seanhalle@208 146 */
seanhalle@208 147 typedef struct
seanhalle@230 148 { //The offsets of these fields are hard-coded into assembly
seanhalle@226 149 void *coreCtlrReturnPt; //offset of field used in asm
seanhalle@226 150 int32 masterLock __align_to_cacheline__; //used in asm
seanhalle@226 151
seanhalle@230 152 //============ below this, no asm uses the field offsets =============
seanhalle@230 153
seanhalle@230 154 //Basic VMS infrastructure
seanhalle@230 155 SlaveVP **masterVPs;
seanhalle@230 156 SchedSlot ***allSchedSlots;
seanhalle@230 157
seanhalle@230 158 //plugin related
seanhalle@225 159 SlaveAssigner slaveAssigner;
seanhalle@208 160 RequestHandler requestHandler;
seanhalle@230 161 void *semanticEnv;
seanhalle@208 162
seanhalle@230 163 //Slave creation
seanhalle@230 164 int32 numSlavesCreated; //gives ordering to processor creation
seanhalle@230 165 int32 numSlavesAlive; //used to detect fail-safe shutdown
seanhalle@208 166
seanhalle@230 167 //Initialization related
seanhalle@230 168 int32 setupComplete; //use while starting up coreCtlr
seanhalle@230 169
seanhalle@230 170 //Memory management related
seanhalle@223 171 MallocArrays *freeLists;
seanhalle@230 172 int32 amtOfOutstandingMem;//total currently allocated
seanhalle@232 173
seanhalle@208 174 //=========== MEASUREMENT STUFF =============
seanhalle@208 175 IntervalProbe **intervalProbes;
seanhalle@208 176 PrivDynArrayInfo *dynIntervalProbesInfo;
seanhalle@208 177 HashTable *probeNameHashTbl;
seanhalle@208 178 int32 masterCreateProbeID;
seanhalle@230 179 float64 createPtInSecs; //real-clock time VMS initialized
seanhalle@208 180 Histogram **measHists;
seanhalle@208 181 PrivDynArrayInfo *measHistsInfo;
seanhalle@209 182 MEAS__Insert_Susp_Meas_Fields_into_MasterEnv;
seanhalle@209 183 MEAS__Insert_Master_Meas_Fields_into_MasterEnv;
seanhalle@209 184 MEAS__Insert_Master_Lock_Meas_Fields_into_MasterEnv;
seanhalle@209 185 MEAS__Insert_Malloc_Meas_Fields_into_MasterEnv;
seanhalle@209 186 MEAS__Insert_Plugin_Meas_Fields_into_MasterEnv;
seanhalle@209 187 MEAS__Insert_System_Meas_Fields_into_MasterEnv;
seanhalle@208 188 //==========================================
seanhalle@208 189 }
seanhalle@208 190 MasterEnv;
seanhalle@208 191
seanhalle@208 192 //========================= Extra Stuff Data Strucs =======================
seanhalle@208 193 typedef struct
seanhalle@208 194 {
seanhalle@208 195
seanhalle@208 196 }
seanhalle@208 197 VMSExcp;
seanhalle@208 198
seanhalle@208 199 //======================= OS Thread related ===============================
seanhalle@208 200
seanhalle@216 201 void * coreController( void *paramsIn ); //standard PThreads fn prototype
seanhalle@216 202 void * coreCtlr_Seq( void *paramsIn ); //standard PThreads fn prototype
seanhalle@230 203 void animationMaster( void *initData, SlaveVP *masterVP );
seanhalle@208 204
seanhalle@208 205
seanhalle@208 206 typedef struct
seanhalle@208 207 {
seanhalle@208 208 void *endThdPt;
seanhalle@208 209 unsigned int coreNum;
seanhalle@208 210 }
seanhalle@208 211 ThdParams;
seanhalle@208 212
seanhalle@209 213 //============================= Global Vars ================================
seanhalle@209 214
seanhalle@215 215 volatile MasterEnv *_VMSMasterEnv __align_to_cacheline__;
seanhalle@215 216
seanhalle@222 217 pthread_t coreCtlrThdHandles[ NUM_CORES ]; //pthread's virt-procr state
seanhalle@216 218 ThdParams *coreCtlrThdParams [ NUM_CORES ];
seanhalle@222 219
seanhalle@222 220 pthread_mutex_t suspendLock;
seanhalle@222 221 pthread_cond_t suspendCond;
seanhalle@208 222
seanhalle@208 223 //========================= Function Prototypes ===========================
seanhalle@208 224
seanhalle@209 225 /* MEANING OF WL PI SS int
seanhalle@209 226 * These indicate which places the function is safe to use. They stand for:
seanhalle@209 227 * WL: Wrapper Library
seanhalle@209 228 * PI: Plugin
seanhalle@209 229 * SS: Startup and Shutdown
seanhalle@209 230 * int: internal to the VMS implementation
seanhalle@209 231 */
seanhalle@208 232
seanhalle@208 233 //========== Setup and shutdown ==========
seanhalle@208 234 void
seanhalle@209 235 VMS_SS__init();
seanhalle@208 236
seanhalle@208 237 void
seanhalle@209 238 VMS_SS__start_the_work_then_wait_until_done();
seanhalle@208 239
seanhalle@208 240 void
seanhalle@209 241 VMS_SS__shutdown();
seanhalle@208 242
seanhalle@208 243 void
seanhalle@209 244 VMS_SS__cleanup_at_end_of_shutdown();
seanhalle@208 245
seanhalle@208 246
seanhalle@208 247 //============== ===============
seanhalle@208 248
seanhalle@208 249 inline SlaveVP *
seanhalle@209 250 VMS_int__create_slaveVP( TopLevelFnPtr fnPtr, void *dataParam );
seanhalle@209 251 #define VMS_PI__create_slaveVP VMS_int__create_slaveVP
seanhalle@209 252 #define VMS_WL__create_slaveVP VMS_int__create_slaveVP
seanhalle@208 253
seanhalle@210 254 //Use this to create processor inside entry point & other places outside
seanhalle@210 255 // the VMS system boundary (IE, don't animate with a SlaveVP or MasterVP)
seanhalle@210 256 SlaveVP *
seanhalle@210 257 VMS_ext__create_slaveVP( TopLevelFnPtr fnPtr, void *dataParam );
seanhalle@210 258
seanhalle@210 259 inline SlaveVP *
seanhalle@210 260 VMS_int__create_slaveVP_helper( SlaveVP *newSlv, TopLevelFnPtr fnPtr,
seanhalle@210 261 void *dataParam, void *stackLocs );
seanhalle@210 262
seanhalle@208 263 inline void
seanhalle@209 264 VMS_int__point_slaveVP_to_Fn( SlaveVP *slaveVP, TopLevelFnPtr fnPtr,
seanhalle@219 265 void *dataParam);
seanhalle@208 266
seanhalle@208 267 void
seanhalle@210 268 VMS_int__dissipate_slaveVP( SlaveVP *slaveToDissipate );
seanhalle@210 269 #define VMS_PI__dissipate_slaveVP VMS_int__dissipate_slaveVP
seanhalle@210 270 //WL: dissipate a SlaveVP by sending a request
seanhalle@208 271
seanhalle@208 272 void
seanhalle@209 273 VMS_ext__dissipate_slaveVP( SlaveVP *slaveToDissipate );
seanhalle@208 274
seanhalle@208 275 void
seanhalle@209 276 VMS_int__throw_exception( char *msgStr, SlaveVP *reqstSlv, VMSExcp *excpData );
seanhalle@209 277 #define VMS_PI__throw_exception VMS_int__throw_exception
seanhalle@209 278 #define VMS_WL__throw_exception VMS_int__throw_exception
seanhalle@208 279
seanhalle@208 280 void *
seanhalle@209 281 VMS_int__give_sem_env_for( SlaveVP *animSlv );
seanhalle@209 282 #define VMS_PI__give_sem_env_for VMS_int__give_sem_env_for
seanhalle@209 283 #define VMS_SS__give_sem_env_for VMS_int__give_sem_env_for
seanhalle@209 284 //No WL version -- not safe! if use in WL, be sure data rd & wr is stable
seanhalle@208 285
seanhalle@208 286 //============== Request Related ===============
seanhalle@208 287
seanhalle@208 288 void
seanhalle@209 289 VMS_int__suspend_slaveVP_and_send_req( SlaveVP *callingSlv );
seanhalle@208 290
seanhalle@208 291 inline void
seanhalle@209 292 VMS_WL__add_sem_request_in_mallocd_VMSReqst( void *semReqData, SlaveVP *callingSlv );
seanhalle@208 293
seanhalle@208 294 inline void
seanhalle@209 295 VMS_WL__send_sem_request( void *semReqData, SlaveVP *callingSlv );
seanhalle@208 296
seanhalle@208 297 void
seanhalle@209 298 VMS_WL__send_create_slaveVP_req( void *semReqData, SlaveVP *reqstingSlv );
seanhalle@208 299
seanhalle@208 300 void inline
seanhalle@208 301 VMS_WL__send_dissipate_req( SlaveVP *prToDissipate );
seanhalle@208 302
seanhalle@208 303 inline void
seanhalle@209 304 VMS_WL__send_VMSSem_request( void *semReqData, SlaveVP *callingSlv );
seanhalle@208 305
seanhalle@208 306 VMSReqst *
seanhalle@209 307 VMS_PI__take_next_request_out_of( SlaveVP *slaveWithReq );
seanhalle@208 308
seanhalle@208 309 inline void *
seanhalle@208 310 VMS_PI__take_sem_reqst_from( VMSReqst *req );
seanhalle@208 311
seanhalle@208 312 void inline
seanhalle@209 313 VMS_PI__handle_VMSSemReq( VMSReqst *req, SlaveVP *requestingSlv, void *semEnv,
seanhalle@209 314 ResumeSlvFnPtr resumeSlvFnPtr );
seanhalle@208 315
seanhalle@208 316 //======================== MEASUREMENT ======================
seanhalle@208 317 uint64
seanhalle@208 318 VMS_WL__give_num_plugin_cycles();
seanhalle@208 319 uint32
seanhalle@208 320 VMS_WL__give_num_plugin_animations();
seanhalle@208 321
seanhalle@208 322
seanhalle@210 323 //========================= Utilities =======================
seanhalle@210 324 inline char *
seanhalle@210 325 VMS_int__strDup( char *str );
seanhalle@208 326
seanhalle@210 327
seanhalle@210 328 //========================= Probes =======================
seanhalle@223 329 #include "Services_Offered_by_VMS/Measurement_and_Stats/probes.h"
seanhalle@210 330
seanhalle@210 331 //================================================
seanhalle@208 332 #endif /* _VMS_H */
seanhalle@208 333