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added some xma/xmmgr code

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This commit is contained in:
hyunghwan.chung 2020-11-04 15:48:21 +00:00
parent a17b12978a
commit 640fdf40e4
3 changed files with 76 additions and 20 deletions
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81
moo/lib/heap.c
View File

@ -29,15 +29,30 @@
#define MIN_HEAP_SIZE 65536 * 5 /* TODO: adjust this value? */
#define PERM_SPACE_SIZE 65536 * 2 /* TODO: adjust perm space size depending on what's allocated in the permspace */
static void* xma_alloc (moo_mmgr_t* mmgr, moo_oow_t size)
{
return moo_xma_alloc(mmgr->ctx, size);
}
static void* xma_realloc (moo_mmgr_t* mmgr, void* ptr, moo_oow_t size)
{
return moo_xma_realloc(mmgr->ctx, ptr, size);
}
static void xma_free (moo_mmgr_t* mmgr, void* ptr)
{
return moo_xma_free (mmgr->ctx, ptr);
}
moo_heap_t* moo_makeheap (moo_t* moo, moo_oow_t size)
{
moo_heap_t* heap;
moo_oow_t space_size;
if (size < MIN_HEAP_SIZE) size = MIN_HEAP_SIZE;
if (size < MIN_HEAP_SIZE && moo->gc_type != MOO_GC_TYPE_MARK_SWEEP) size = MIN_HEAP_SIZE;
heap = (moo_heap_t*)moo->vmprim.alloc_heap(moo, MOO_SIZEOF(*heap) + size);
if (!heap)
if (MOO_UNLIKELY(!heap))
{
const moo_ooch_t* oldmsg = moo_backuperrmsg(moo);
moo_seterrbfmt (moo, moo_geterrnum(moo), "unable to allocate heap - %js", oldmsg);
@ -48,33 +63,61 @@ moo_heap_t* moo_makeheap (moo_t* moo, moo_oow_t size)
heap->base = (moo_uint8_t*)(heap + 1);
heap->size = size;
space_size = (size - PERM_SPACE_SIZE) / 2;
if (moo->gc_type == MOO_GC_TYPE_MARK_SWEEP)
{
if (size <= 0)
{
heap->xmmgr = *moo_getmmgr(moo);
}
else
{
heap->xma = moo_xma_open(moo_getmmgr(moo), 0, heap->base, heap->size);
if (MOO_UNLIKELY(!heap->xma))
{
moo->vmprim.free_heap (moo, heap);
moo_seterrbfmt (moo, MOO_ESYSMEM, "unable to allocate xma");
return MOO_NULL;
}
/* TODO: consider placing permspace in a separate memory chunk in case we have to grow
* other spaces. we may be able to realloc() the entire heap region without affecting the separately
* allocated chunk. */
heap->permspace.base = (moo_uint8_t*)(heap + 1);
heap->permspace.ptr = (moo_uint8_t*)MOO_ALIGN(((moo_uintptr_t)heap->permspace.base), MOO_SIZEOF(moo_oop_t));
heap->permspace.limit = heap->permspace.base + PERM_SPACE_SIZE;
heap->xmmgr.alloc = xma_alloc;
heap->xmmgr.realloc = xma_realloc;
heap->xmmgr.free = xma_free;
heap->xmmgr.ctx = heap->xma;
}
}
else
{
MOO_ASSERT (moo, moo->gc_type == MOO_GC_TYPE_SS_COPY);
heap->curspace.base = heap->permspace.limit;
heap->curspace.ptr = (moo_uint8_t*)MOO_ALIGN(((moo_uintptr_t)heap->curspace.base), MOO_SIZEOF(moo_oop_t));
heap->curspace.limit = heap->curspace.base + space_size;
space_size = (size - PERM_SPACE_SIZE) / 2;
heap->newspace.base = heap->curspace.limit;
heap->newspace.ptr = (moo_uint8_t*)MOO_ALIGN(((moo_uintptr_t)heap->newspace.base), MOO_SIZEOF(moo_oop_t));
heap->newspace.limit = heap->newspace.base + space_size;
/* TODO: consider placing permspace in a separate memory chunk in case we have to grow
* other spaces. we may be able to realloc() the entire heap region without affecting the separately
* allocated chunk. */
heap->permspace.base = (moo_uint8_t*)(heap + 1);
heap->permspace.ptr = (moo_uint8_t*)MOO_ALIGN(((moo_uintptr_t)heap->permspace.base), MOO_SIZEOF(moo_oop_t));
heap->permspace.limit = heap->permspace.base + PERM_SPACE_SIZE;
/* if size is too small, space.ptr may go past space.limit even at
* this moment depending on the alignment of space.base. subsequent
* calls to moo_allocheapspace() are bound to fail. Make sure to
* pass a heap size large enough */
heap->curspace.base = heap->permspace.limit;
heap->curspace.ptr = (moo_uint8_t*)MOO_ALIGN(((moo_uintptr_t)heap->curspace.base), MOO_SIZEOF(moo_oop_t));
heap->curspace.limit = heap->curspace.base + space_size;
heap->newspace.base = heap->curspace.limit;
heap->newspace.ptr = (moo_uint8_t*)MOO_ALIGN(((moo_uintptr_t)heap->newspace.base), MOO_SIZEOF(moo_oop_t));
heap->newspace.limit = heap->newspace.base + space_size;
/* if size is too small, space.ptr may go past space.limit even at
* this moment depending on the alignment of space.base. subsequent
* calls to moo_allocheapspace() are bound to fail. Make sure to
* pass a heap size large enough */
}
return heap;
}
void moo_killheap (moo_t* moo, moo_heap_t* heap)
{
if (heap->xma) moo_xma_close (heap->xma);
moo->vmprim.free_heap (moo, heap);
}

13
moo/lib/moo.h
View File

@ -29,6 +29,7 @@
#include <moo-cmn.h>
#include <moo-rbt.h>
#include <moo-xma.h>
#include <stdarg.h>
/* TODO: move this macro out to the build files.... */
@ -214,6 +215,14 @@ struct moo_gchdr_t
/* The size of moo_gchdr_t must be aligned to MOO_SIZEOF_OOP_T */
#endif
enum moo_gc_type_t
{
MOO_GC_TYPE_SS_COPY,
MOO_GC_TYPE_MARK_SWEEP
};
typedef enum moo_gc_type_t moo_gc_type_t;
/* =========================================================================
* OBJECT STRUCTURE
* ========================================================================= */
@ -1006,6 +1015,9 @@ struct moo_heap_t
moo_space_t permspace;
moo_space_t curspace;
moo_space_t newspace;
moo_xma_t* xma; /* used if MARK_SWEEP is enabled */
moo_mmgr_t xmmgr;
};
typedef struct moo_dbgi_t moo_dbgi_t;
@ -1570,6 +1582,7 @@ struct moo_t
int shuterr;
int igniting;
moo_gc_type_t gc_type;
struct
{

2
moo/lib/obj.c
View File

@ -41,7 +41,7 @@ void* moo_allocbytes (moo_t* moo, moo_oow_t size)
#if defined(MOO_ENABLE_GC_MARK_SWEEP)
if (MOO_UNLIKELY(moo->igniting))
{
//moo_xma_calloc(moo->gci.xma, MOO_SIZEOF(*gch) + size);
/* TODO: use heap.xmmgr for allocation... */
gch = (moo_gchdr_t*)moo_callocmem(moo, MOO_SIZEOF(*gch) + size);
if (MOO_UNLIKELY(!gch)) return MOO_NULL;
}