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https://github.com/capstone-engine/llvm-capstone.git
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c496d84b4f
Summary: A previous change (53211a) had updated the argument parsing to handle large max memories, but 4294967296 would still wrap to zero after the options were parsed. This change updates the configuration to use a 64-bit integer to store the max memory to avoid that overflow. Reviewers: sbc100 Subscribers: dschuff, jgravelle-google, aheejin, sunfish, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D77437
88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
//===- Config.h -------------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLD_WASM_CONFIG_H
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#define LLD_WASM_CONFIG_H
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ADT/StringSet.h"
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#include "llvm/BinaryFormat/Wasm.h"
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#include "llvm/Support/CachePruning.h"
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namespace lld {
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namespace wasm {
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// This struct contains the global configuration for the linker.
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// Most fields are direct mapping from the command line options
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// and such fields have the same name as the corresponding options.
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// Most fields are initialized by the driver.
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struct Configuration {
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bool allowUndefined;
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bool checkFeatures;
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bool compressRelocations;
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bool demangle;
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bool disableVerify;
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bool emitRelocs;
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bool exportAll;
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bool exportDynamic;
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bool exportTable;
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bool growableTable;
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bool gcSections;
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bool importMemory;
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bool sharedMemory;
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bool importTable;
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bool mergeDataSegments;
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bool pie;
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bool printGcSections;
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bool relocatable;
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bool saveTemps;
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bool shared;
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bool stripAll;
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bool stripDebug;
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bool stackFirst;
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bool trace;
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uint64_t globalBase;
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uint64_t initialMemory;
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uint64_t maxMemory;
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uint64_t zStackSize;
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unsigned ltoPartitions;
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unsigned ltoo;
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unsigned optimize;
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llvm::StringRef thinLTOJobs;
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llvm::StringRef entry;
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llvm::StringRef outputFile;
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llvm::StringRef thinLTOCacheDir;
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llvm::StringSet<> allowUndefinedSymbols;
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llvm::StringSet<> exportedSymbols;
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std::vector<llvm::StringRef> searchPaths;
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llvm::CachePruningPolicy thinLTOCachePolicy;
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llvm::Optional<std::vector<std::string>> features;
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// The following config options do not directly correspond to any
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// particualr command line options.
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// True if we are creating position-independent code.
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bool isPic;
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// The table offset at which to place function addresses. We reserve zero
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// for the null function pointer. This gets set to 1 for executables and 0
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// for shared libraries (since they always added to a dynamic offset at
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// runtime).
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uint32_t tableBase = 0;
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};
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// The only instance of Configuration struct.
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extern Configuration *config;
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} // namespace wasm
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} // namespace lld
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#endif
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