Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Move dynarec code memory out of codeblock structure.

Browse source
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
Download patch file Download diff file Expand all files Collapse all files

18
src/codegen_backend_arm.c
View file

@ -294,23 +294,27 @@ void codegen_backend_init()
#endif
#if defined WIN32 || defined _WIN32 || defined _WIN32
codeblock = VirtualAlloc(NULL, (BLOCK_SIZE+1) * sizeof(codeblock_t), MEM_COMMIT, PAGE_EXECUTE_READWRITE);
codeblock_data = VirtualAlloc(NULL, (BLOCK_SIZE+1) * BLOCK_DATA_SIZE, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
#else
codeblock = malloc((BLOCK_SIZE+1) * sizeof(codeblock_t));
codeblock_data = malloc((BLOCK_SIZE+1) * BLOCK_DATA_SIZE);
#endif
if (!codeblock)
fatal("codeblock failed to alloc - %i\n", (BLOCK_SIZE+1) * sizeof(codeblock_t));
if (!codeblock_data)
fatal("codeblock_data failed to alloc - %i\n", (BLOCK_SIZE+1) * BLOCK_DATA_SIZE);
codeblock = malloc((BLOCK_SIZE+1) * sizeof(codeblock_t));
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].pc = BLOCK_PC_INVALID;
codeblock[c].data = &codeblock_data[c * BLOCK_DATA_SIZE];
}
#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");