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a pool where the smallest chunks are memory pages

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This commit is contained in:
krangelov
2018-12-16 07:46:14 +01:00
parent 083aa96e57
commit eb22112178
5 changed files with 92 additions and 30 deletions
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30
src/runtime/c/pgf/jit.c
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@@ -5,9 +5,6 @@
#include <pgf/reasoner.h>
#include <pgf/reader.h>
#include "lightning.h"
#if defined(__MINGW32__) || defined(_MSC_VER)
#include <malloc.h>
#endif
//#define PGF_JIT_DEBUG
@@ -43,18 +40,6 @@ typedef struct {
#define JIT_VSTATE JIT_V1
#define JIT_VCLOS JIT_V2
#if defined(__MINGW32__) || defined(_MSC_VER)
#include <windows.h>
static int
getpagesize()
{
SYSTEM_INFO system_info;
GetSystemInfo(&system_info);
return system_info.dwPageSize;
}
#endif
static void
pgf_jit_finalize_page(GuFinalizer* self)
@@ -65,19 +50,8 @@ pgf_jit_finalize_page(GuFinalizer* self)
static void
pgf_jit_alloc_page(PgfReader* rdr)
{
void *page;
size_t page_size = getpagesize();
#if defined(ANDROID)
if ((page = memalign(page_size, page_size)) == NULL) {
#elif defined(__MINGW32__) || defined(_MSC_VER)
if ((page = malloc(page_size)) == NULL) {
#else
if (posix_memalign(&page, page_size, page_size) != 0) {
#endif
gu_fatal("Memory allocation failed");
}
size_t page_size;
void *page = gu_mem_page_alloc(sizeof(GuFinalizer), &page_size);
GuFinalizer* fin = page;
fin->fn = pgf_jit_finalize_page;