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Move dynarec code memory out of codeblock structure.

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This commit is contained in:
SarahW 2018-11-28 18:43:40 +00:00
commit d63176e472
8 changed files with 51 additions and 26 deletions
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16
src/codegen_backend_x86.c
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@ -261,22 +261,26 @@ void codegen_backend_init()
long pagemask = ~(pagesize - 1);
#endif
#if defined WIN32 || defined _WIN32 || defined _WIN32
codeblock = VirtualAlloc(NULL, (BLOCK_SIZE+1) * sizeof(codeblock_t), MEM_COMMIT, PAGE_EXECUTE_READWRITE);
#else
codeblock = malloc((BLOCK_SIZE+1) * sizeof(codeblock_t));
#if defined WIN32 || defined _WIN32 || defined _WIN32
codeblock_data = VirtualAlloc(NULL, (BLOCK_SIZE+1) * BLOCK_DATA_SIZE, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
#else
codeblock_data = malloc((BLOCK_SIZE+1) * BLOCK_DATA_SIZE;
#endif
codeblock_hash = malloc(HASH_SIZE * sizeof(codeblock_t *));
memset(codeblock, 0, (BLOCK_SIZE+1) * sizeof(codeblock_t));
memset(codeblock_hash, 0, HASH_SIZE * sizeof(codeblock_t *));
for (c = 0; c < BLOCK_SIZE; c++)
for (c = 0; c < BLOCK_SIZE + 1; c++)
{
codeblock[c].data = &codeblock_data[c * BLOCK_DATA_SIZE];
codeblock[c].pc = BLOCK_PC_INVALID;
}
#if defined(__linux__) || defined(__APPLE__)
start = (void *)((long)codeblock & pagemask);
len = (((BLOCK_SIZE+1) * sizeof(codeblock_t)) + pagesize) & pagemask;
start = (void *)((long)codeblock_data & pagemask);
len = (((BLOCK_SIZE+1) * BLOCK_DATA_SIZE) + pagesize) & pagemask;
if (mprotect(start, len, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
{
perror("mprotect");