[PATCH] D86377: [tsan] Use large address space mapping on Apple Silicon Macs
Kuba (Brecka) Mracek via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Aug 21 15:07:40 PDT 2020
kubamracek created this revision.
kubamracek added reviewers: dvyukov, delcypher, yln.
kubamracek added a project: Sanitizers.
Herald added a subscriber: Sanitizers.
kubamracek requested review of this revision.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D86377
Files:
compiler-rt/lib/tsan/rtl/tsan_platform.h
compiler-rt/lib/tsan/rtl/tsan_platform_posix.cpp
Index: compiler-rt/lib/tsan/rtl/tsan_platform_posix.cpp
===================================================================
--- compiler-rt/lib/tsan/rtl/tsan_platform_posix.cpp
+++ compiler-rt/lib/tsan/rtl/tsan_platform_posix.cpp
@@ -99,7 +99,8 @@
Die();
}
-#if defined(__aarch64__) && defined(__APPLE__)
+#if defined(__aarch64__) && SANITIZER_MAC && \
+ (SANITIZER_IOS && !SANITIZER_IOSSIM)
ProtectRange(HeapMemEnd(), ShadowBeg());
ProtectRange(ShadowEnd(), MetaShadowBeg());
ProtectRange(MetaShadowEnd(), TraceMemBeg());
Index: compiler-rt/lib/tsan/rtl/tsan_platform.h
===================================================================
--- compiler-rt/lib/tsan/rtl/tsan_platform.h
+++ compiler-rt/lib/tsan/rtl/tsan_platform.h
@@ -25,7 +25,8 @@
#if !SANITIZER_GO
-#if defined(__x86_64__)
+#if defined(__x86_64__) || (SANITIZER_MAC && \
+ !(SANITIZER_IOS && !SANITIZER_IOSSIM))
/*
C/C++ on linux/x86_64 and freebsd/x86_64
0000 0000 1000 - 0080 0000 0000: main binary and/or MAP_32BIT mappings (512GB)
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