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Diffstat (limited to 'runtime/lambda/art_lambda_method.cc')
-rw-r--r-- | runtime/lambda/art_lambda_method.cc | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/runtime/lambda/art_lambda_method.cc b/runtime/lambda/art_lambda_method.cc deleted file mode 100644 index 6f9f8bbb59..0000000000 --- a/runtime/lambda/art_lambda_method.cc +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Copyright (C) 2015 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "lambda/art_lambda_method.h" - -#include "base/logging.h" -#include "lambda/shorty_field_type.h" - -namespace art { -namespace lambda { - -ArtLambdaMethod::ArtLambdaMethod(ArtMethod* target_method, - const char* captured_variables_type_descriptor, - const char* captured_variables_shorty, - bool innate_lambda) - : method_(target_method), - captured_variables_type_descriptor_(captured_variables_type_descriptor), - captured_variables_shorty_(captured_variables_shorty), - innate_lambda_(innate_lambda) { - DCHECK(target_method != nullptr); - DCHECK(captured_variables_type_descriptor != nullptr); - DCHECK(captured_variables_shorty != nullptr); - - // Calculate the static closure size from the captured variables. - size_t size = sizeof(ArtLambdaMethod*); // Initial size is just this method. - bool static_size = true; - const char* shorty = captured_variables_shorty_; - while (shorty != nullptr && *shorty != '\0') { - // Each captured variable also appends to the size. - ShortyFieldType shorty_field{*shorty}; // NOLINT [readability/braces] [4] - size += shorty_field.GetStaticSize(); - static_size &= shorty_field.IsStaticSize(); - ++shorty; - } - closure_size_ = size; - - // We determine whether or not the size is dynamic by checking for nested lambdas. - // - // This is conservative, since in theory an optimization could determine the size - // of the nested lambdas recursively. In practice it's probably better to flatten out - // nested lambdas and inline all their code if they are known statically. - dynamic_size_ = !static_size; - - if (kIsDebugBuild) { - // Double check that the number of captured variables match in both strings. - size_t shorty_count = strlen(captured_variables_shorty); - - size_t long_count = 0; - const char* long_type = captured_variables_type_descriptor; - ShortyFieldType out; - while ((long_type = ShortyFieldType::ParseFromFieldTypeDescriptor(long_type, &out)) - != nullptr) { - ++long_count; - } - - DCHECK_EQ(shorty_count, long_count) - << "number of captured variables in long type '" << captured_variables_type_descriptor - << "' (" << long_count << ")" << " did not match short type '" - << captured_variables_shorty << "' (" << shorty_count << ")"; - } -} - -} // namespace lambda -} // namespace art |