void sqlite_statement::prepare(const sql &s) { reset(); str(s.prepare()); // destroy statement clear(); // prepare sqlite statement int ret = sqlite3_prepare_v2(db_(), str().c_str(), str().size(), &stmt_, 0); throw_error(ret, db_(), "sqlite3_prepare_v2", str()); }
void sqlite_statement::clear() { if (!stmt_) { return; } // std::cout << "finalizing statement 0x" << std::hex << stmt_ << "\n"; int ret = sqlite3_finalize(stmt_); throw_error(ret, db_(), "sqlite3_finalize"); stmt_ = 0; return; }
void Routine::InitProgram(std::initializer_list<const char *> source) { // Determines the identifier for this particular routine call auto routine_info = routine_name_; for (const auto &kernel_name : kernel_names_) { routine_info += "_" + kernel_name + db_(kernel_name).GetValuesString(); } log_debug(routine_info); // Queries the cache to see whether or not the program (context-specific) is already there bool has_program; program_ = ProgramCache::Instance().Get(ProgramKeyRef{ context_(), device_(), precision_, routine_info }, &has_program); if (has_program) { return; } // Sets the build options from an environmental variable (if set) auto options = std::vector<std::string>(); const auto environment_variable = std::getenv("CLBLAST_BUILD_OPTIONS"); if (environment_variable != nullptr) { options.push_back(std::string(environment_variable)); } // Queries the cache to see whether or not the binary (device-specific) is already there. If it // is, a program is created and stored in the cache const auto device_name = GetDeviceName(device_); const auto platform_id = device_.PlatformID(); bool has_binary; auto binary = BinaryCache::Instance().Get(BinaryKeyRef{platform_id, precision_, routine_info, device_name }, &has_binary); if (has_binary) { program_ = std::make_shared<Program>(device_, context_, binary); program_->Build(device_, options); ProgramCache::Instance().Store(ProgramKey{ context_(), device_(), precision_, routine_info }, std::shared_ptr<Program>{program_}); return; } // Otherwise, the kernel will be compiled and program will be built. Both the binary and the // program will be added to the cache. // Inspects whether or not FP64 is supported in case of double precision if ((precision_ == Precision::kDouble && !PrecisionSupported<double>(device_)) || (precision_ == Precision::kComplexDouble && !PrecisionSupported<double2>(device_))) { throw RuntimeErrorCode(StatusCode::kNoDoublePrecision); } // As above, but for FP16 (half precision) if (precision_ == Precision::kHalf && !PrecisionSupported<half>(device_)) { throw RuntimeErrorCode(StatusCode::kNoHalfPrecision); } // Collects the parameters for this device in the form of defines auto source_string = std::string{""}; for (const auto &kernel_name : kernel_names_) { source_string += db_(kernel_name).GetDefines(); } // Adds routine-specific code to the constructed source string for (const char *s: source) { source_string += s; } // Completes the source and compiles the kernel program_ = CompileFromSource(source_string, precision_, routine_name_, device_, context_, options, 0); // Store the compiled binary and program in the cache BinaryCache::Instance().Store(BinaryKey{platform_id, precision_, routine_info, device_name}, program_->GetIR()); ProgramCache::Instance().Store(ProgramKey{context_(), device_(), precision_, routine_info}, std::shared_ptr<Program>{program_}); }
void sqlite_statement::write(const char *, const object_base_ptr &x) { int ret = sqlite3_bind_int(stmt_, ++host_index, x.id()); throw_error(ret, db_(), "sqlite3_bind_int"); }
void sqlite_statement::write(const char*, const varchar_base &x) { int ret = sqlite3_bind_text(stmt_, ++host_index, x.c_str(), x.size(), 0); throw_error(ret, db_(), "sqlite3_bind_text"); }
void sqlite_statement::write(const char*, const char *x, int len) { int ret = sqlite3_bind_text(stmt_, ++host_index, x, len, 0); throw_error(ret, db_(), "sqlite3_bind_text"); }
void sqlite_statement::write(const char*, double x) { int ret = sqlite3_bind_double(stmt_, ++host_index, x); throw_error(ret, db_(), "sqlite3_bind_double"); }
void sqlite_statement::write(const char*, unsigned long x) { int ret = sqlite3_bind_int(stmt_, ++host_index, x); throw_error(ret, db_(), "sqlite3_bind_int"); }