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![Clement Skau](/assets/img/avatar_default.png)
This CL enables passing --disassemble to e.g. a product mode gen_snapshot which used to not have the flag even when the disasm. was forcefully included. This CL also: - Fixes numerous typos: marco -> macro. - Reorders the _four_ types of flags in order of strictness. Change-Id: I8e3ef75ea0a748a6af5fa48cf289a57beeb51148 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/125404 Commit-Queue: Clement Skau <cskau@google.com> Reviewed-by: Martin Kustermann <kustermann@google.com>
165 lines
5.4 KiB
C++
165 lines
5.4 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef RUNTIME_VM_FLAGS_H_
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#define RUNTIME_VM_FLAGS_H_
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#include "platform/assert.h"
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#include "vm/flag_list.h"
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#include "vm/globals.h"
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typedef const char* charp;
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#define DECLARE_FLAG(type, name) extern type FLAG_##name
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#define DEFINE_FLAG(type, name, default_value, comment) \
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type FLAG_##name = \
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Flags::Register_##type(&FLAG_##name, #name, default_value, comment);
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#define DEFINE_FLAG_HANDLER(handler, name, comment) \
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bool DUMMY_##name = Flags::RegisterFlagHandler(handler, #name, comment);
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#define DEFINE_OPTION_HANDLER(handler, name, comment) \
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bool DUMMY_##name = Flags::RegisterOptionHandler(handler, #name, comment);
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namespace dart {
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typedef void (*FlagHandler)(bool value);
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typedef void (*OptionHandler)(const char* value);
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// Forward declarations.
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class Flag;
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class JSONArray;
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class JSONStream;
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class Flags {
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public:
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static bool Register_bool(bool* addr,
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const char* name,
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bool default_value,
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const char* comment);
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static int Register_int(int* addr,
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const char* name,
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int default_value,
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const char* comment);
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static uint64_t Register_uint64_t(uint64_t* addr,
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const char* name,
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uint64_t default_value,
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const char* comment);
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static const char* Register_charp(charp* addr,
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const char* name,
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const char* default_value,
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const char* comment);
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static bool RegisterFlagHandler(FlagHandler handler,
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const char* name,
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const char* comment);
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static bool RegisterOptionHandler(OptionHandler handler,
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const char* name,
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const char* comment);
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static char* ProcessCommandLineFlags(int argc, const char** argv);
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static Flag* Lookup(const char* name);
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static bool IsSet(const char* name);
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static bool Initialized() { return initialized_; }
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static void Cleanup();
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#ifndef PRODUCT
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static void PrintJSON(JSONStream* js);
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#endif // !PRODUCT
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static bool SetFlag(const char* name, const char* value, const char** error);
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private:
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static Flag** flags_;
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static intptr_t capacity_;
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static intptr_t num_flags_;
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static bool initialized_;
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static void AddFlag(Flag* flag);
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static bool SetFlagFromString(Flag* flag, const char* argument);
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static void Parse(const char* option);
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static int CompareFlagNames(const void* left, const void* right);
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static void PrintFlags();
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#ifndef PRODUCT
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static void PrintFlagToJSONArray(JSONArray* jsarr, const Flag* flag);
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#endif // !PRODUCT
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// Testing needs direct access to private methods.
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friend void Dart_TestParseFlags();
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DISALLOW_ALLOCATION();
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DISALLOW_IMPLICIT_CONSTRUCTORS(Flags);
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};
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#define PRODUCT_FLAG_MACRO(name, type, default_value, comment) \
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extern type FLAG_##name;
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#if defined(DEBUG)
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#define DEBUG_FLAG_MACRO(name, type, default_value, comment) \
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extern type FLAG_##name;
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#else // defined(DEBUG)
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#define DEBUG_FLAG_MACRO(name, type, default_value, comment) \
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const type FLAG_##name = default_value;
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#endif // defined(DEBUG)
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#if defined(PRODUCT) && defined(DART_PRECOMPILED_RUNTIME)
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#define RELEASE_FLAG_MACRO(name, product_value, type, default_value, comment) \
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const type FLAG_##name = product_value;
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#define PRECOMPILE_FLAG_MACRO(name, precompiled_value, product_value, type, \
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default_value, comment) \
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const type FLAG_##name = precompiled_value;
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#elif defined(PRODUCT) // !PRECOMPILED
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#define RELEASE_FLAG_MACRO(name, product_value, type, default_value, comment) \
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const type FLAG_##name = product_value;
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#define PRECOMPILE_FLAG_MACRO(name, precompiled_value, product_value, type, \
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default_value, comment) \
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const type FLAG_##name = product_value;
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#elif defined(DART_PRECOMPILED_RUNTIME) // !PRODUCT
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#define RELEASE_FLAG_MACRO(name, product_value, type, default_value, comment) \
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extern type FLAG_##name;
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#define PRECOMPILE_FLAG_MACRO(name, precompiled_value, product_value, type, \
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default_value, comment) \
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const type FLAG_##name = precompiled_value;
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#else // !PRODUCT && !PRECOMPILED
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#define RELEASE_FLAG_MACRO(name, product_value, type, default_value, comment) \
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extern type FLAG_##name;
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#define PRECOMPILE_FLAG_MACRO(name, precompiled_value, product_value, type, \
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default_value, comment) \
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extern type FLAG_##name;
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#endif
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// Now declare all flags here.
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FLAG_LIST(PRODUCT_FLAG_MACRO,
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RELEASE_FLAG_MACRO,
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PRECOMPILE_FLAG_MACRO,
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DEBUG_FLAG_MACRO)
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#undef RELEASE_FLAG_MACRO
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#undef DEBUG_FLAG_MACRO
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#undef PRODUCT_FLAG_MACRO
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#undef PRECOMPILE_FLAG_MACRO
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} // namespace dart
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#endif // RUNTIME_VM_FLAGS_H_
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