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Clean up how flex arrays are allocated.

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This commit is contained in:
Bob Nystrom
2015-02-01 15:12:37 -08:00
parent 98df1b2bd1
commit 593e5c8b35
1 changed files with 8 additions and 5 deletions
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13
src/wren_value.c
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@ -32,8 +32,11 @@ DEFINE_BUFFER(Method, Method);
#define ALLOCATE(vm, type) \
((type*)wrenReallocate(vm, NULL, 0, sizeof(type)))
#define ALLOCATE_FLEX(vm, type, extra) \
((type*)wrenReallocate(vm, NULL, 0, sizeof(type) + extra))
#define ALLOCATE_FLEX(vm, mainType, arrayType, count) \
((mainType*)wrenReallocate(vm, NULL, 0, \
sizeof(mainType) + sizeof(arrayType) * count))
#define ALLOCATE_ARRAY(vm, type, count) \
((type*)wrenReallocate(vm, NULL, 0, sizeof(type) * count))
@ -131,7 +134,7 @@ void wrenBindMethod(WrenVM* vm, ObjClass* classObj, int symbol, Method method)
ObjClosure* wrenNewClosure(WrenVM* vm, ObjFn* fn)
{
ObjClosure* closure = ALLOCATE_FLEX(vm, ObjClosure,
sizeof(Upvalue*) * fn->numUpvalues);
Upvalue*, fn->numUpvalues);
initObj(vm, &closure->obj, OBJ_CLOSURE, vm->fnClass);
closure->fn = fn;
@ -222,7 +225,7 @@ ObjFn* wrenNewFunction(WrenVM* vm, Value* constants, int numConstants,
Value wrenNewInstance(WrenVM* vm, ObjClass* classObj)
{
ObjInstance* instance = ALLOCATE_FLEX(vm, ObjInstance,
classObj->numFields * sizeof(Value));
Value, classObj->numFields);
initObj(vm, &instance->obj, OBJ_INSTANCE, classObj);
// Initialize fields to null.
@ -618,7 +621,7 @@ Value wrenNewString(WrenVM* vm, const char* text, size_t length)
Value wrenNewUninitializedString(WrenVM* vm, size_t length)
{
ObjString* string = ALLOCATE_FLEX(vm, ObjString, length + 1);
ObjString* string = ALLOCATE_FLEX(vm, ObjString, char, length + 1);
initObj(vm, &string->obj, OBJ_STRING, vm->stringClass);
string->length = (int)length;