[PATCH] D126825: [compiler-rt][lsan] Choose lsan allocator via SANITIZER_CAN_USE_ALLOCATOR64

[Leonard Chan via Phabricator via llvm-commits]

leonardchan updated this revision to Diff 433545.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D126825/new/

https://reviews.llvm.org/D126825

Files:
  compiler-rt/lib/lsan/lsan_allocator.h
  compiler-rt/lib/sanitizer_common/sanitizer_platform.h


Index: compiler-rt/lib/sanitizer_common/sanitizer_platform.h
===================================================================
--- compiler-rt/lib/sanitizer_common/sanitizer_platform.h
+++ compiler-rt/lib/sanitizer_common/sanitizer_platform.h
@@ -283,7 +283,8 @@
 #ifndef SANITIZER_CAN_USE_ALLOCATOR64
 #  if (SANITIZER_ANDROID && defined(__aarch64__)) || SANITIZER_FUCHSIA
 #    define SANITIZER_CAN_USE_ALLOCATOR64 1
-#  elif defined(__mips64) || defined(__aarch64__)
+#  elif defined(__mips64) || defined(__aarch64__) || defined(__i386__) || \
+      defined(__arm__) || SANITIZER_RISCV64 || defined(__hexagon__)
 #    define SANITIZER_CAN_USE_ALLOCATOR64 0
 #  else
 #    define SANITIZER_CAN_USE_ALLOCATOR64 (SANITIZER_WORDSIZE == 64)
Index: compiler-rt/lib/lsan/lsan_allocator.h
===================================================================
--- compiler-rt/lib/lsan/lsan_allocator.h
+++ compiler-rt/lib/lsan/lsan_allocator.h
@@ -49,8 +49,7 @@
   u32 stack_trace_id;
 };
 
-#if defined(__mips64) || defined(__aarch64__) || defined(__i386__) || \
-    defined(__arm__) || SANITIZER_RISCV64 || defined(__hexagon__)
+#if !SANITIZER_CAN_USE_ALLOCATOR64
 template <typename AddressSpaceViewTy>
 struct AP32 {
   static const uptr kSpaceBeg = 0;
@@ -65,7 +64,7 @@
 template <typename AddressSpaceView>
 using PrimaryAllocatorASVT = SizeClassAllocator32<AP32<AddressSpaceView>>;
 using PrimaryAllocator = PrimaryAllocatorASVT<LocalAddressSpaceView>;
-#elif defined(__x86_64__) || defined(__powerpc64__) || defined(__s390x__)
+#else
 # if SANITIZER_FUCHSIA || defined(__powerpc64__)
 const uptr kAllocatorSpace = ~(uptr)0;
 const uptr kAllocatorSize  =  0x40000000000ULL;  // 4T.


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