[PATCH] D40568: design document for a hardware-assisted memory safety (HWAMS) tool, similar to AddressSanitizer
Evgenii Stepanov via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Tue Nov 28 13:30:20 PST 2017
eugenis added inline comments.
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Comment at: docs/TaggedAddressSanitizerDesign.rst:2
+===========================================
+TaggedAddressSanitizer Design Documentation
+===========================================
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I vote for HardwareAssistedAddressSanitizer, or hwasan.
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Comment at: docs/TaggedAddressSanitizerDesign.rst:24
+
+AArch64 has the `Address Tagging`_, a hardware feature that allows
+software to use the 8 most significant bits of a 64-bit pointer as
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remove "the"
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Comment at: docs/TaggedAddressSanitizerDesign.rst:101
+and some overhead due to `N`-aligning all objects.
+
+
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Mention the system calls problem with tagged pointers.
Repository:
rC Clang
https://reviews.llvm.org/D40568
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