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[asan] adding ShadowOffset64 for mips64, patch by Kumar Sukhani

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221725 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany 2014-11-11 23:02:57 +00:00
parent 2244d9a5d2
commit d54a2bf8e1
1 changed files with 5 additions and 0 deletions
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5
lib/Transforms/Instrumentation/AddressSanitizer.cpp
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@ -61,6 +61,7 @@ static const uint64_t kDefaultShadowOffset64 = 1ULL << 44;
static const uint64_t kSmallX86_64ShadowOffset = 0x7FFF8000; // < 2G.
static const uint64_t kPPC64_ShadowOffset64 = 1ULL << 41;
static const uint64_t kMIPS32_ShadowOffset32 = 0x0aaa0000;
static const uint64_t kMIPS64_ShadowOffset64 = 1ULL << 36;
static const uint64_t kFreeBSD_ShadowOffset32 = 1ULL << 30;
static const uint64_t kFreeBSD_ShadowOffset64 = 1ULL << 46;
@ -298,6 +299,8 @@ static ShadowMapping getShadowMapping(const Module &M, int LongSize) {
bool IsX86_64 = TargetTriple.getArch() == llvm::Triple::x86_64;
bool IsMIPS32 = TargetTriple.getArch() == llvm::Triple::mips ||
TargetTriple.getArch() == llvm::Triple::mipsel;
bool IsMIPS64 = TargetTriple.getArch() == llvm::Triple::mips64 ||
TargetTriple.getArch() == llvm::Triple::mips64el;
ShadowMapping Mapping;
@ -319,6 +322,8 @@ static ShadowMapping getShadowMapping(const Module &M, int LongSize) {
Mapping.Offset = kFreeBSD_ShadowOffset64;
else if (IsLinux && IsX86_64)
Mapping.Offset = kSmallX86_64ShadowOffset;
else if (IsMIPS64)
Mapping.Offset = kMIPS64_ShadowOffset64;
else
Mapping.Offset = kDefaultShadowOffset64;
}