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Fix some bad code in the dict interner

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Issue #1436
This commit is contained in:
Marijn Haverbeke 2012-01-07 20:04:16 +01:00
parent e3afc78fde
commit 9a7061dfab
2 changed files with 5 additions and 11 deletions
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15
src/rt/rust_crate_cache.cpp
View File

@ -48,21 +48,16 @@ rust_crate_cache::get_type_desc(size_t size,
void**
rust_crate_cache::get_dict(size_t n_fields, void** dict) {
rust_hashable_dict *found = NULL;
uintptr_t key = 0;
for (size_t i = 0; i < n_fields; ++i) key ^= (uintptr_t)dict[i];
size_t keysz = sizeof(uintptr_t);
HASH_FIND(hh, this->dicts, &key, keysz, found);
if (found) { printf("found!\n"); return &(found->fields[0]); }
printf("not found\n");
size_t dictsz = n_fields * sizeof(void*);
size_t dictsz = sizeof(void*) * n_fields;
HASH_FIND(hh, this->dicts, dict, dictsz, found);
if (found) return &(found->fields[0]);
found = (rust_hashable_dict*)
sched->kernel->malloc(keysz + sizeof(UT_hash_handle) + dictsz,
sched->kernel->malloc(sizeof(UT_hash_handle) + dictsz,
"crate cache dict");
if (!found) return NULL;
found->key = key;
void** retptr = &(found->fields[0]);
memcpy(retptr, dict, dictsz);
HASH_ADD(hh, this->dicts, key, keysz, found);
HASH_ADD_KEYPTR(hh, this->dicts, retptr, dictsz, found);
return retptr;
}

1
src/rt/rust_scheduler.h
View File

@ -12,7 +12,6 @@
struct rust_scheduler;
struct rust_hashable_dict {
uintptr_t key;
UT_hash_handle hh;
void* fields[0];
};