mirror of
https://github.com/llvm/llvm-project.git
synced 2025-04-26 19:56:06 +00:00

Downstream disabled EnableContiguousRegions on RISCV-64 to avoid running out of virtual memory, but our tests still use the internal FuchsiaConfig class, which therefore needs to be changed too.
212 lines
6.9 KiB
C++
212 lines
6.9 KiB
C++
//===-- allocator_config.h --------------------------------------*- C++ -*-===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef SCUDO_ALLOCATOR_CONFIG_H_
|
|
#define SCUDO_ALLOCATOR_CONFIG_H_
|
|
|
|
#include "combined.h"
|
|
#include "common.h"
|
|
#include "condition_variable.h"
|
|
#include "flags.h"
|
|
#include "primary32.h"
|
|
#include "primary64.h"
|
|
#include "secondary.h"
|
|
#include "size_class_map.h"
|
|
#include "tsd_exclusive.h"
|
|
#include "tsd_shared.h"
|
|
|
|
// To import a custom configuration, define `SCUDO_USE_CUSTOM_CONFIG` and
|
|
// aliasing the `Config` like:
|
|
//
|
|
// namespace scudo {
|
|
// // The instance of Scudo will be initiated with `Config`.
|
|
// typedef CustomConfig Config;
|
|
// // Aliasing as default configuration to run the tests with this config.
|
|
// typedef CustomConfig DefaultConfig;
|
|
// } // namespace scudo
|
|
//
|
|
// Put them in the header `custom_scudo_config.h` then you will be using the
|
|
// custom configuration and able to run all the tests as well.
|
|
#ifdef SCUDO_USE_CUSTOM_CONFIG
|
|
#include "custom_scudo_config.h"
|
|
#endif
|
|
|
|
namespace scudo {
|
|
|
|
// Scudo uses a structure as a template argument that specifies the
|
|
// configuration options for the various subcomponents of the allocator. See the
|
|
// following configs as examples and check `allocator_config.def` for all the
|
|
// available options.
|
|
|
|
#ifndef SCUDO_USE_CUSTOM_CONFIG
|
|
|
|
// Default configurations for various platforms. Note this is only enabled when
|
|
// there's no custom configuration in the build system.
|
|
struct DefaultConfig {
|
|
static const bool MaySupportMemoryTagging = true;
|
|
template <class A> using TSDRegistryT = TSDRegistryExT<A>; // Exclusive
|
|
|
|
struct Primary {
|
|
using SizeClassMap = DefaultSizeClassMap;
|
|
#if SCUDO_CAN_USE_PRIMARY64
|
|
static const uptr RegionSizeLog = 32U;
|
|
static const uptr GroupSizeLog = 21U;
|
|
typedef uptr CompactPtrT;
|
|
static const uptr CompactPtrScale = 0;
|
|
static const bool EnableRandomOffset = true;
|
|
static const uptr MapSizeIncrement = 1UL << 18;
|
|
#else
|
|
static const uptr RegionSizeLog = 19U;
|
|
static const uptr GroupSizeLog = 19U;
|
|
typedef uptr CompactPtrT;
|
|
#endif
|
|
static const s32 MinReleaseToOsIntervalMs = INT32_MIN;
|
|
static const s32 MaxReleaseToOsIntervalMs = INT32_MAX;
|
|
};
|
|
#if SCUDO_CAN_USE_PRIMARY64
|
|
template <typename Config> using PrimaryT = SizeClassAllocator64<Config>;
|
|
#else
|
|
template <typename Config> using PrimaryT = SizeClassAllocator32<Config>;
|
|
#endif
|
|
|
|
struct Secondary {
|
|
struct Cache {
|
|
static const u32 EntriesArraySize = 32U;
|
|
static const u32 QuarantineSize = 0U;
|
|
static const u32 DefaultMaxEntriesCount = 32U;
|
|
static const uptr DefaultMaxEntrySize = 1UL << 19;
|
|
static const s32 MinReleaseToOsIntervalMs = INT32_MIN;
|
|
static const s32 MaxReleaseToOsIntervalMs = INT32_MAX;
|
|
};
|
|
template <typename Config> using CacheT = MapAllocatorCache<Config>;
|
|
};
|
|
|
|
template <typename Config> using SecondaryT = MapAllocator<Config>;
|
|
};
|
|
|
|
#endif // SCUDO_USE_CUSTOM_CONFIG
|
|
|
|
struct AndroidConfig {
|
|
static const bool MaySupportMemoryTagging = true;
|
|
template <class A>
|
|
using TSDRegistryT = TSDRegistrySharedT<A, 8U, 2U>; // Shared, max 8 TSDs.
|
|
|
|
struct Primary {
|
|
using SizeClassMap = AndroidSizeClassMap;
|
|
#if SCUDO_CAN_USE_PRIMARY64
|
|
static const uptr RegionSizeLog = 28U;
|
|
typedef u32 CompactPtrT;
|
|
static const uptr CompactPtrScale = SCUDO_MIN_ALIGNMENT_LOG;
|
|
static const uptr GroupSizeLog = 20U;
|
|
static const bool EnableRandomOffset = true;
|
|
static const uptr MapSizeIncrement = 1UL << 18;
|
|
#else
|
|
static const uptr RegionSizeLog = 18U;
|
|
static const uptr GroupSizeLog = 18U;
|
|
typedef uptr CompactPtrT;
|
|
#endif
|
|
static const s32 MinReleaseToOsIntervalMs = 1000;
|
|
static const s32 MaxReleaseToOsIntervalMs = 1000;
|
|
};
|
|
#if SCUDO_CAN_USE_PRIMARY64
|
|
template <typename Config> using PrimaryT = SizeClassAllocator64<Config>;
|
|
#else
|
|
template <typename Config> using PrimaryT = SizeClassAllocator32<Config>;
|
|
#endif
|
|
|
|
struct Secondary {
|
|
struct Cache {
|
|
static const u32 EntriesArraySize = 256U;
|
|
static const u32 QuarantineSize = 32U;
|
|
static const u32 DefaultMaxEntriesCount = 32U;
|
|
static const uptr DefaultMaxEntrySize = 2UL << 20;
|
|
static const s32 MinReleaseToOsIntervalMs = 0;
|
|
static const s32 MaxReleaseToOsIntervalMs = 1000;
|
|
};
|
|
template <typename Config> using CacheT = MapAllocatorCache<Config>;
|
|
};
|
|
|
|
template <typename Config> using SecondaryT = MapAllocator<Config>;
|
|
};
|
|
|
|
#if SCUDO_CAN_USE_PRIMARY64
|
|
struct FuchsiaConfig {
|
|
static const bool MaySupportMemoryTagging = false;
|
|
template <class A>
|
|
using TSDRegistryT = TSDRegistrySharedT<A, 8U, 4U>; // Shared, max 8 TSDs.
|
|
|
|
struct Primary {
|
|
using SizeClassMap = FuchsiaSizeClassMap;
|
|
#if SCUDO_RISCV64
|
|
// Support 39-bit VMA for riscv-64
|
|
static const uptr RegionSizeLog = 28U;
|
|
static const uptr GroupSizeLog = 19U;
|
|
static const bool EnableContiguousRegions = false;
|
|
#else
|
|
static const uptr RegionSizeLog = 30U;
|
|
static const uptr GroupSizeLog = 21U;
|
|
#endif
|
|
typedef u32 CompactPtrT;
|
|
static const bool EnableRandomOffset = true;
|
|
static const uptr MapSizeIncrement = 1UL << 18;
|
|
static const uptr CompactPtrScale = SCUDO_MIN_ALIGNMENT_LOG;
|
|
static const s32 MinReleaseToOsIntervalMs = INT32_MIN;
|
|
static const s32 MaxReleaseToOsIntervalMs = INT32_MAX;
|
|
};
|
|
template <typename Config> using PrimaryT = SizeClassAllocator64<Config>;
|
|
|
|
struct Secondary {
|
|
template <typename Config> using CacheT = MapAllocatorNoCache<Config>;
|
|
};
|
|
template <typename Config> using SecondaryT = MapAllocator<Config>;
|
|
};
|
|
|
|
struct TrustyConfig {
|
|
static const bool MaySupportMemoryTagging = true;
|
|
template <class A>
|
|
using TSDRegistryT = TSDRegistrySharedT<A, 1U, 1U>; // Shared, max 1 TSD.
|
|
|
|
struct Primary {
|
|
using SizeClassMap = TrustySizeClassMap;
|
|
static const uptr RegionSizeLog = 28U;
|
|
static const uptr GroupSizeLog = 20U;
|
|
typedef u32 CompactPtrT;
|
|
static const bool EnableRandomOffset = false;
|
|
static const uptr MapSizeIncrement = 1UL << 12;
|
|
static const uptr CompactPtrScale = SCUDO_MIN_ALIGNMENT_LOG;
|
|
static const s32 MinReleaseToOsIntervalMs = INT32_MIN;
|
|
static const s32 MaxReleaseToOsIntervalMs = INT32_MAX;
|
|
};
|
|
template <typename Config> using PrimaryT = SizeClassAllocator64<Config>;
|
|
|
|
struct Secondary {
|
|
template <typename Config> using CacheT = MapAllocatorNoCache<Config>;
|
|
};
|
|
|
|
template <typename Config> using SecondaryT = MapAllocator<Config>;
|
|
};
|
|
#endif
|
|
|
|
#ifndef SCUDO_USE_CUSTOM_CONFIG
|
|
|
|
#if SCUDO_ANDROID
|
|
typedef AndroidConfig Config;
|
|
#elif SCUDO_FUCHSIA
|
|
typedef FuchsiaConfig Config;
|
|
#elif SCUDO_TRUSTY
|
|
typedef TrustyConfig Config;
|
|
#else
|
|
typedef DefaultConfig Config;
|
|
#endif
|
|
|
|
#endif // SCUDO_USE_CUSTOM_CONFIG
|
|
|
|
} // namespace scudo
|
|
|
|
#endif // SCUDO_ALLOCATOR_CONFIG_H_
|