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add address hint to primitive allocation API

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daanx 2024-11-16 16:57:37 -08:00
parent b27d154ffd
commit 0e76fe3798
8 changed files with 29 additions and 23 deletions
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4
src/prim/emscripten/prim.c
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@ -71,8 +71,8 @@ int _mi_prim_free(void* addr, size_t size) {
extern void* emmalloc_memalign(size_t alignment, size_t size);
// Note: the `try_alignment` is just a hint and the returned pointer is not guaranteed to be aligned.
int _mi_prim_alloc(size_t size, size_t try_alignment, bool commit, bool allow_large, bool* is_large, bool* is_zero, void** addr) {
MI_UNUSED(try_alignment); MI_UNUSED(allow_large); MI_UNUSED(commit);
int _mi_prim_alloc(void* hint_addr, size_t size, size_t try_alignment, bool commit, bool allow_large, bool* is_large, bool* is_zero, void** addr) {
MI_UNUSED(try_alignment); MI_UNUSED(allow_large); MI_UNUSED(commit); MI_UNUSED(hint_addr);
*is_large = false;
// TODO: Track the highest address ever seen; first uses of it are zeroes.
// That assumes no one else uses sbrk but us (they could go up,