Robust/src/Runtime/bamboo/multicorecache.h

   1 #ifndef BAMBOO_MULTICORE_CACHE_H
   2 #define BAMBOO_MULTICORE_CACHE_H
   3 #ifdef MULTICORE_GC
   4 #include "multicore.h"
   5 #include "multicoremem.h"
   6 #include "multicoregccompact.h"
   7 #include "multicoregarbage.h"
   8
   9 #ifdef GC_CACHE_ADAPT
  10 #define GC_CACHE_SAMPLING_UNIT 100000000
  11 #define GC_TILE_TIMER_EVENT_SETTING 10000000 //0
  12
  13 // should be consistent with multicoreruntime.h
  14 typedef union
  15 {
  16   unsigned int word;
  17   struct
  18   {
  19     // policy type
  20     unsigned int cache_mode   : 2;
  21         // Reserved.
  22     unsigned int __reserved_0 : 6;
  23         // Location Override Target Y
  24     unsigned int lotar_y      : 4;
  25     // Reserved.
  26     unsigned int __reserved_1 : 4;
  27     // Location Override Target X
  28     unsigned int lotar_x      : 4;
  29     // Reserved.
  30     unsigned int __reserved_2 : 12;
  31   };
  32 } bamboo_cache_policy_t;
  33
  34 #define BAMBOO_CACHE_MODE_LOCAL 0
  35 #define BAMBOO_CACHE_MODE_HASH 1
  36 #define BAMBOO_CACHE_MODE_NONE 2
  37 #define BAMBOO_CACHE_MODE_COORDS 3
  38
  39 typedef struct gc_cache_revise_info {
  40   unsigned int orig_page_start_va;
  41   unsigned int orig_page_end_va;
  42   unsigned int orig_page_index;
  43   unsigned int to_page_start_va;
  44   unsigned int to_page_end_va;
  45   unsigned int to_page_index;
  46   unsigned int revised_sampling[NUMCORESACTIVE];
  47 } gc_cache_revise_info_t;
  48
  49 extern gc_cache_revise_info_t gc_cache_revise_information;
  50
  51 INLINE static void samplingDataReviseInit(struct moveHelper * orig,struct moveHelper * to) {
  52   gc_cache_revise_information.to_page_start_va=(unsigned int)to->ptr;
  53   unsigned int toindex=(unsigned int)(to->base-gcbaseva)/(BAMBOO_PAGE_SIZE);
  54   gc_cache_revise_information.to_page_end_va=gcbaseva+(BAMBOO_PAGE_SIZE)*(toindex+1);
  55   gc_cache_revise_information.to_page_index=toindex;
  56   gc_cache_revise_information.orig_page_start_va=(unsigned int)orig->ptr;
  57   gc_cache_revise_information.orig_page_end_va=gcbaseva+(BAMBOO_PAGE_SIZE)*(((unsigned int)(orig->ptr)-gcbaseva)/(BAMBOO_PAGE_SIZE)+1);
  58   gc_cache_revise_information.orig_page_index=((unsigned int)(orig->blockbase)-gcbaseva)/(BAMBOO_PAGE_SIZE);
  59 }
  60
  61 INLINE static void samplingDataConvert(unsigned int current_ptr) {
  62   unsigned int tmp_factor=current_ptr-gc_cache_revise_information.to_page_start_va;
  63   unsigned int topage=gc_cache_revise_information.to_page_index;
  64   unsigned int oldpage=gc_cache_revise_information.orig_page_index;
  65   int * newtable=&gccachesamplingtbl_r[topage];
  66   int * oldtable=&gccachesamplingtbl[oldpage];
  67
  68   for(int tt = 0; tt < NUMCORESACTIVE; tt++) {
  69     (*newtable)=((*newtable)+(*oldtable)*tmp_factor);
  70     newtable=(int*)(((char *)newtable)+size_cachesamplingtbl_local_r);
  71     oldtable=(int*) (((char *)oldtable)+size_cachesamplingtbl_local);
  72   }
  73 }
  74
  75 INLINE static void completePageConvert(struct moveHelper * orig,struct moveHelper * to,unsigned int current_ptr,bool closeToPage) {
  76   unsigned int ptr=0;
  77   unsigned int tocompare=0;
  78   if(closeToPage) {
  79     ptr=to->ptr;
  80     tocompare=gc_cache_revise_information.to_page_end_va;
  81   } else {
  82     ptr=orig->ptr;
  83     tocompare=gc_cache_revise_information.orig_page_end_va;
  84   }
  85   if((unsigned int)ptr>=(unsigned int)tocompare) {
  86     // end of an orig/to page
  87     // compute the impact of this page for the new page
  88     samplingDataConvert(current_ptr);
  89     // prepare for an new orig page
  90     unsigned int tmp_index=(unsigned int)((unsigned int)orig->ptr-gcbaseva)/(BAMBOO_PAGE_SIZE);
  91     gc_cache_revise_information.orig_page_start_va=orig->ptr;
  92     gc_cache_revise_information.orig_page_end_va=gcbaseva+(BAMBOO_PAGE_SIZE)*(unsigned int)(tmp_index+1);
  93     gc_cache_revise_information.orig_page_index=tmp_index;
  94     gc_cache_revise_information.to_page_start_va=to->ptr;
  95     if(closeToPage) {
  96       gc_cache_revise_information.to_page_end_va=gcbaseva+(BAMBOO_PAGE_SIZE)*(((unsigned int)(to->ptr)-gcbaseva)/(BAMBOO_PAGE_SIZE)+1);
  97       gc_cache_revise_information.to_page_index=((unsigned int)(to->ptr)-gcbaseva)/(BAMBOO_PAGE_SIZE);
  98     }
  99   }
 100 }
 101
 102 void cacheAdapt_gc(bool isgccachestage);
 103 void cacheAdapt_master();
 104 void cacheAdapt_mutator();
 105 void cacheAdapt_phase_client();
 106 void cacheAdapt_phase_master();
 107 void gc_output_cache_sampling();
 108 void gc_output_cache_sampling_r();
 109
 110 #ifdef GC_CACHE_SAMPLING
 111 // enable the timer interrupt
 112 #define CACHEADAPT_ENABLE_TIMER() \
 113   { \
 114     bamboo_tile_timer_set_next_event(GC_TILE_TIMER_EVENT_SETTING); \
 115     bamboo_unmask_timer_intr(); \
 116     bamboo_dtlb_sampling_process(); \
 117   }
 118 #else
 119 #define CACHEADAPT_ENABLE_TIMER()
 120 #endif
 121 // disable the TILE_TIMER interrupt
 122 #define CACHEADAPT_DISABLE_TIMER() bamboo_mask_timer_intr()
 123
 124 #ifdef GC_CACHE_SAMPLING
 125 // reset the sampling arrays
 126 #define CACHEADAPT_SAMPING_RESET()  bamboo_dtlb_sampling_reset()
 127 #else // GC_CACHE_SAMPING
 128 #define CACHEADAPT_SAMPING_RESET()
 129 #endif
 130
 131 #define CACHEADAPT_SAMPLING_DATA_REVISE_INIT(o,t) \
 132   samplingDataReviseInit((o),(t))
 133 #define CACHEADAPT_SAMPLING_DATA_CONVERT(p) samplingDataConvert((p))
 134 #define CACHEADAPT_COMPLETE_PAGE_CONVERT(o, t, p, b) \
 135   completePageConvert((o), (t), (p), (b));
 136
 137 #define CACHEADAPT_GC(b) cacheAdapt_gc(b)
 138 #define CACHEADAPT_MASTER() cacheAdapt_master()
 139 #define CACHEADAPT_PHASE_CLIENT() cacheAdapt_phase_client()
 140 #define CACHEADAPT_PHASE_MASTER() cacheAdapt_phase_master()
 141
 142 #ifdef GC_CACHE_ADAPT_OUTPUT
 143 #define CACHEADAPT_OUTPUT_CACHE_SAMPLING() gc_output_cache_sampling()
 144 #define CACHEADAPT_OUTPUT_CACHE_SAMPLING_R() gc_output_cache_sampling_r()
 145 #else
 146 #define CACHEADAPT_OUTPUT_CACHE_SAMPLING()
 147 #define CACHEADAPT_OUTPUT_CACHE_SAMPLING_R()
 148 #endif
 149
 150 #ifdef GC_CACHE_ADAPT_OUTPUT_POLICY
 151 #ifdef MGC_SPEC
 152 #define CACHEADAPT_OUTPUT_CACHE_POLICY() \
 153   { \
 154     if(gc_profile_flag) { \
 155       bamboo_output_cache_policy(); \
 156     } \
 157   }
 158 #else // MGC_SPEC
 159 #define CACHEADAPT_OUTPUT_CACHE_POLICY() bamboo_output_cache_policy()
 160 #endif // MGC_SPEC
 161 #else // GC_CACHE_ADAPT_OUTPUT_POLICY
 162 #define CACHEADAPT_OUTPUT_CACHE_POLICY()
 163 #endif // GC_CACHE_ADAPT_OUTPUT
 164
 165 #else // GC_CACHE_ADAPT
 166 #define CACHEADAPT_ENABLE_TIMER()
 167 #define CACHEADAPT_DISABLE_TIMER()
 168 #define CACHEADAPT_SAMPING_RESET()
 169 #define CACHEADAPT_SAMPLING_DATA_REVISE_INIT(o,t)
 170 #define CACHEADAPT_SAMPLING_DATA_CONVERT(p)
 171 #define CACHEADAPT_COMPLETE_PAGE_CONVERT(o, t, p, b)
 172 #define CACHEADAPT_GC(b)
 173 #define CACHEADAPT_MASTER()
 174 #define CACHEADAPT_PHASE_CLIENT()
 175 #define CACHEADAPT_PHASE_MASTER()
 176 #define CACHEADAPT_OUTPUT_CACHE_SAMPLING()
 177 #define CACHEADAPT_OUTPUT_CACHE_SAMPLING_R()
 178 #define CACHEADAPT_OUTPUT_CACHE_POLICY()
 179 #endif // GC_CACHE_ADAPT
 180 #else // MULTICORE_GC
 181 #define CACHEADAPT_ENABLE_TIMER()
 182 #define CACHEADAPT_DISABLE_TIMER()
 183 #endif // MULTICORE_GC
 184
 185 #endif // BAMBOO_MULTICORE_CACHE_H