| // Copyright 2013 Google Inc. All Rights Reserved. |
| // |
| // 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. |
| // |
| // Declares helper functions for dealing with filters and determining whether or |
| // not a given block, basic block or instruction should be instrumented or |
| // transformed. |
| |
| #ifndef SYZYGY_BLOCK_GRAPH_FILTER_UTIL_H_ |
| #define SYZYGY_BLOCK_GRAPH_FILTER_UTIL_H_ |
| |
| #include "syzygy/block_graph/basic_block.h" |
| #include "syzygy/block_graph/block_graph.h" |
| #include "syzygy/core/address_filter.h" |
| |
| namespace block_graph { |
| |
| typedef core::AddressFilter<core::RelativeAddress, size_t> |
| RelativeAddressFilter; |
| |
| // Determines if the given @p block is filtered. A block is filtered if any of |
| // it's source data is marked in the filter. |
| // @param filter The filter to be checked. |
| // @param block The block to be checked. |
| // @returns true if the block is filtered, false otherwise. |
| bool IsFiltered(const RelativeAddressFilter& filter, |
| const block_graph::BlockGraph::Block* block); |
| |
| // Determines if the given @p basic_block is filtered. A basic block is filtered |
| // if any of its source data is marked in the filter. |
| // @param filter The filter to be checked. |
| // @param basic_block The basic block to be checked. |
| // @returns true if the basic block is filtered, false otherwise. |
| bool IsFiltered(const RelativeAddressFilter& filter, |
| const block_graph::BasicBlock* basic_block); |
| bool IsFiltered(const RelativeAddressFilter& filter, |
| const block_graph::BasicCodeBlock* basic_block); |
| bool IsFiltered(const RelativeAddressFilter& filter, |
| const block_graph::BasicDataBlock* basic_block); |
| |
| // Determines if the given instruction is filtered. An instruction is filtered |
| // if any of its source data is marked in the given filter. |
| // @param filter The filter to be checked. |
| // @param instruction The instruction to be checked. |
| // @returns true if the instruction is filtered, false otherwise. |
| bool IsFiltered(const RelativeAddressFilter& filter, |
| const block_graph::Instruction& instruction); |
| |
| } // namespace block_graph |
| |
| #endif // SYZYGY_BLOCK_GRAPH_FILTER_UTIL_H_ |