gcc/libsanitizer/asan/asan_mapping_myriad.h
Martin Liska b667dd7017 Libsanitizer merge from trunk r368656.
2019-08-14  Martin Liska  <mliska@suse.cz>

	PR sanitizer/89832
	PR sanitizer/91325
	* All source files: Merge from upstream 368656.

From-SVN: r274426
2019-08-14 08:47:11 +00:00

86 lines
2.1 KiB
C++

//===-- asan_mapping_myriad.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
//
//===----------------------------------------------------------------------===//
//
// This file is a part of AddressSanitizer, an address sanity checker.
//
// Myriad-specific definitions for ASan memory mapping.
//===----------------------------------------------------------------------===//
#ifndef ASAN_MAPPING_MYRIAD_H
#define ASAN_MAPPING_MYRIAD_H
#define RAW_ADDR(mem) ((mem) & ~kMyriadCacheBitMask32)
#define MEM_TO_SHADOW(mem) \
(((RAW_ADDR(mem) - kLowMemBeg) >> SHADOW_SCALE) + (SHADOW_OFFSET))
#define kLowMemBeg kMyriadMemoryOffset32
#define kLowMemEnd (SHADOW_OFFSET - 1)
#define kLowShadowBeg SHADOW_OFFSET
#define kLowShadowEnd MEM_TO_SHADOW(kLowMemEnd)
#define kHighMemBeg 0
#define kHighShadowBeg 0
#define kHighShadowEnd 0
#define kMidShadowBeg 0
#define kMidShadowEnd 0
#define kShadowGapBeg (kLowShadowEnd + 1)
#define kShadowGapEnd kMyriadMemoryEnd32
#define kShadowGap2Beg 0
#define kShadowGap2End 0
#define kShadowGap3Beg 0
#define kShadowGap3End 0
namespace __asan {
static inline bool AddrIsInLowMem(uptr a) {
PROFILE_ASAN_MAPPING();
a = RAW_ADDR(a);
return a >= kLowMemBeg && a <= kLowMemEnd;
}
static inline bool AddrIsInLowShadow(uptr a) {
PROFILE_ASAN_MAPPING();
a = RAW_ADDR(a);
return a >= kLowShadowBeg && a <= kLowShadowEnd;
}
static inline bool AddrIsInMidMem(uptr a) {
PROFILE_ASAN_MAPPING();
return false;
}
static inline bool AddrIsInMidShadow(uptr a) {
PROFILE_ASAN_MAPPING();
return false;
}
static inline bool AddrIsInHighMem(uptr a) {
PROFILE_ASAN_MAPPING();
return false;
}
static inline bool AddrIsInHighShadow(uptr a) {
PROFILE_ASAN_MAPPING();
return false;
}
static inline bool AddrIsInShadowGap(uptr a) {
PROFILE_ASAN_MAPPING();
a = RAW_ADDR(a);
return a >= kShadowGapBeg && a <= kShadowGapEnd;
}
} // namespace __asan
#endif // ASAN_MAPPING_MYRIAD_H