-#ifndef MULTICORE_MEM_H
-#define MULTICORE_MEM_H
+#ifndef BAMBOO_MULTICORE_MEM_H
+#define BAMBOO_MULTICORE_MEM_H
+#include "multicore.h"
#include "Queue.h"
#include "SimpleHash.h"
-#ifndef bool
-#define bool int
-#define true 1
-#define false 0
-#endif
-
// data structures for shared memory allocation
#ifdef TILERA_BME
+#ifdef MGC
+#define BAMBOO_BASE_VA 0x600000
+#else
#define BAMBOO_BASE_VA 0xd000000
+#endif
#elif defined TILERA_ZLINUX
#ifdef MULTICORE_GC
+#ifdef MGC
+#define BAMBOO_BASE_VA 0x600000
+#else
#define BAMBOO_BASE_VA 0xd000000
+#endif
#endif // MULTICORE_GC
#endif // TILERA_BME
#ifdef BAMBOO_MEMPROF
#define GC_BAMBOO_NUMCORES 56
#else
+#ifdef MGC
+#define GC_BAMBOO_NUMCORES (NUMCORES)
+#else
#define GC_BAMBOO_NUMCORES 62
#endif
+#endif
#ifdef GC_DEBUG
#include "structdefs.h"
#elif defined GC_CACHE_ADAPT
#ifdef GC_LARGESHAREDHEAP
#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(2+24)))
+#elif defined MGC
+#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(72))) // 72M per core
#else
#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(2+14)))
#endif
#elif defined GC_SMALLPAGESIZE
#define BAMBOO_SMEM_SIZE ((unsigned int)(BAMBOO_PAGE_SIZE))
#elif defined GC_SMALLPAGESIZE2
-#define BAMBOO_PAGE_SIZE ((unsigned int)(16 * 1024)) // (4096)
+//#define BAMBOO_PAGE_SIZE ((unsigned int)(16 * 1024)) // (4096)
#define BAMBOO_SMEM_SIZE ((unsigned int)(BAMBOO_PAGE_SIZE))
#elif defined GC_LARGEPAGESIZE2
#define BAMBOO_PAGE_SIZE ((unsigned int)(4 * 64 * 1024)) // 64K
#define BAMBOO_SMEM_SIZE ((unsigned int)(BAMBOO_PAGE_SIZE))
+#elif defined MGC
+#define BAMBOO_SMEM_SIZE ((unsigned int)(16*(BAMBOO_PAGE_SIZE))) // 1M
#else
#define BAMBOO_SMEM_SIZE ((unsigned int)(4 * (BAMBOO_PAGE_SIZE)))
#endif // GC_LARGEPAGESIZE
#else // GC_DEBUG
#ifdef GC_LARGESHAREDHEAP
-#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(2+2)))
-#elif defined GC_LARGESHAREDHEAP2
-#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(2+2)))
+#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(2+5)))
+#elif defined MGC
+#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*72)) // 72M per core
#else
-#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(2+54/*3*/))) //(15 * 1024) //(64 * 4 * 0.75) //(1024 * 1024 * 3.5) 3G
+#define BAMBOO_NUM_BLOCKS ((unsigned int)((GC_BAMBOO_NUMCORES)*(2+2))) //(15 * 1024) //(64 * 4 * 0.75) //(1024 * 1024 * 3.5) 3G
#endif
#ifdef GC_LARGEPAGESIZE
#define BAMBOO_PAGE_SIZE ((unsigned int)(4 * 1024 * 1024)) // (4096)
#define BAMBOO_PAGE_SIZE ((unsigned int)(256 * 1024)) // (4096)
#define BAMBOO_SMEM_SIZE ((unsigned int)(BAMBOO_PAGE_SIZE))
#elif defined GC_SMALLPAGESIZE2
-#define BAMBOO_PAGE_SIZE ((unsigned int)(64 * 1024)) // (4096)
+#define BAMBOO_PAGE_SIZE ((unsigned int)(256 * 1024)) // (4096) 64
#define BAMBOO_SMEM_SIZE ((unsigned int)(BAMBOO_PAGE_SIZE))
#else
#define BAMBOO_PAGE_SIZE ((unsigned int)(1024 * 1024)) // (4096)
#endif // GC_DEBUG
#ifdef MULTICORE_GC
-#include "multicoregarbage.h"
-
-typedef enum {
- SMEMLOCAL = 0x0,// 0x0, using local mem only
- SMEMFIXED, // 0x1, use local mem in lower address space(1 block only)
- // and global mem in higher address space
- SMEMMIXED, // 0x2, like FIXED mode but use a threshold to control
- SMEMGLOBAL, // 0x3, using global mem only
- SMEMEND
-} SMEMSTRATEGY;
-
-SMEMSTRATEGY bamboo_smem_mode; //-DSMEML: LOCAL; -DSMEMF: FIXED;
- //-DSMEMM: MIXED; -DSMEMG: GLOBAL;
-
-struct freeMemItem {
- unsigned int ptr;
- int size;
- int startblock;
- int endblock;
- struct freeMemItem * next;
-};
+#ifdef GC_SMALLPAGESIZE
+// memory for globals
+#define BAMBOO_GLOBAL_DEFS_SIZE (1024 * 1024)
+#define BAMBOO_GLOBAL_DEFS_PRIM_SIZE (1024 * 512)
+// memory for thread queue
+#define BAMBOO_THREAD_QUEUE_SIZE (1024 * 1024)
+#else
+// memory for globals
+#define BAMBOO_GLOBAL_DEFS_SIZE (BAMBOO_SMEM_SIZE)
+#define BAMBOO_GLOBAL_DEFS_PRIM_SIZE (BAMBOO_SMEM_SIZE/2)
+// memory for thread queue
+#define BAMBOO_THREAD_QUEUE_SIZE (BAMBOO_SMEM_SIZE) // (45 * 16 * 1024)
+#endif // GC_SMALLPAGESIZE
-struct freeMemList {
- struct freeMemItem * head;
- struct freeMemItem * backuplist; // hold removed freeMemItem for reuse;
- // only maintain 1 freemMemItem
-};
+//keeps track of the top address that has been zero'd by the allocator
+volatile void * bamboo_smem_zero_top;
+volatile unsigned int totalbytestozero;
-// table recording the number of allocated bytes on each block
-// Note: this table resides on the bottom of the shared heap for all cores
-// to access
-volatile unsigned int * bamboo_smemtbl;
-volatile unsigned int bamboo_free_block;
-unsigned int bamboo_reserved_smem; // reserved blocks on the top of the shared
- // heap e.g. 20% of the heap and should not
- // be allocated otherwise gc is invoked
-volatile unsigned int bamboo_smem_zero_top;
-#define BAMBOO_SMEM_ZERO_UNIT_SIZE ((unsigned int)(4 * 1024)) // 4KB
+//BAMBOO_SMEM_ZERO_UNIT_SIZE must evenly divide the page size and be a
+//power of two(we rely on both in the allocation function)
+#define BAMBOO_SMEM_ZERO_UNIT_SIZE 4096
#else
-//volatile mspace bamboo_free_msp;
+//This is for memory allocation with no garbage collection
unsigned int bamboo_free_smemp;
int bamboo_free_smem_size;
#endif // MULTICORE_GC
+//This flag indicates that a memory request was services
volatile bool smemflag;
-volatile unsigned int bamboo_cur_msp;
+//Pointer to new block of memory after request
+volatile void * bamboo_cur_msp;
+//Number of bytes in new block of memory
volatile int bamboo_smem_size;
-#endif
+#endif // BAMBOO_MULTICORE_MEM_H
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