void Store::getUnlocked(uint32_t id, char* block) const {
if (fill_page_cache_) {
fill_page_cache_ = false;
// Touch each block to load it into the OS page cache.
const auto num_blocks_mapped = mapped_.getNumBlocks(getBlockSize());
for (uint32_t i = 0; i != num_blocks_mapped; ++i) {
std::memcpy(block, getAddressOf(i), getBlockSize());
}
}
std::memcpy(block, getAddressOf(id), getBlockSize());
}
LLValue *put(DValue *v) override {
LLValue *address = getAddressOf(v);
LLType *abiTy = getAbiType(v->getType());
assert(abiTy && "Why are we rewriting a non-rewritten type?");
return loadFromMemory(address, abiTy, ".X86_64_C_struct_rewrite_putResult");
}
const std::vector<unsigned char> getDataSerialization(T& data)
{
auto pData = reinterpret_cast<unsigned char*>(getAddressOf(data));
std::vector<unsigned char> result;
result.resize(sizeof(T));
for (std::vector<unsigned char>::size_type i = 0; i < result.size(); i++)
{
result[i] = pData[i];
}
return result;
}
LLValue *put(DValue *v) override { return getAddressOf(v); }
LLValue* put(Type* dty, DValue* v) {
assert(dty == v->getType());
return getAddressOf(v);
}
LLValue* put(DValue* v) {
return getAddressOf(v);
}
void Store::replaceUnlocked(uint32_t id, const char* block) {
MT_REQUIRE_NOT_NULL(block);
std::memcpy(getAddressOf(id), block, getBlockSize());
}
