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hwasan: add -fsanitize=kernel-hwaddress flag

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This patch adds -fsanitize=kernel-hwaddress flag, that essentially enables
-hwasan-kernel=1 -hwasan-recover=1 -hwasan-match-all-tag=0xff.

Differential Revision: https://reviews.llvm.org/D45046

llvm-svn: 330044
This commit is contained in:
Andrey Konovalov
2018-04-13 18:05:21 +00:00
parent 24fff2429c
commit 1ba9d9c6ca
19 changed files with 157 additions and 45 deletions
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3
clang/lib/CodeGen/CodeGenModule.cpp
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@@ -1817,7 +1817,8 @@ bool CodeGenModule::isInSanitizerBlacklist(llvm::GlobalVariable *GV,
StringRef Category) const {
// For now globals can be blacklisted only in ASan and KASan.
const SanitizerMask EnabledAsanMask = LangOpts.Sanitize.Mask &
(SanitizerKind::Address | SanitizerKind::KernelAddress | SanitizerKind::HWAddress);
(SanitizerKind::Address | SanitizerKind::KernelAddress |
SanitizerKind::HWAddress | SanitizerKind::KernelHWAddress);
if (!EnabledAsanMask)
return false;
const auto &SanitizerBL = getContext().getSanitizerBlacklist();