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ArrayTable prevent block overflow

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This commit is contained in:
James Cherry
2020-09-07 09:04:17 -07:00
parent b57fcf173e
commit ab2b1924e8
3 changed files with 12 additions and 4 deletions
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include/sta/ArrayTable.hh
+6 -2
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@@ -13,6 +13,7 @@
#include "Vector.hh"
#include "ObjectId.hh"
#include "Error.hh"
namespace sta {
@@ -42,8 +43,9 @@ public:
size_t size() const { return size_; }
void clear();
static constexpr ObjectId idx_bits = 10;
static constexpr ObjectId block_size = (1 << idx_bits);
static constexpr int idx_bits = 7;
static constexpr int block_size = (1 << idx_bits);
static constexpr int block_id_max = 1 << (object_id_bits - idx_bits);
private:
ArrayBlock<TYPE> *makeBlock(uint32_t size);
@@ -129,6 +131,8 @@ void
ArrayTable<TYPE>::pushBlock(ArrayBlock<TYPE> *block)
{
blocks_[blocks_size_++] = block;
if (blocks_size_ >= block_id_max)
internalError("max array table block count exceeded.");
if (blocks_size_ == blocks_capacity_) {
size_t new_capacity = blocks_capacity_ * 1.5;
ArrayBlock<TYPE>** new_blocks = new ArrayBlock<TYPE>*[new_capacity];