[PATCH] D41777: [TSan][MIPS] Expand mips sanitizer memory space to include shadow mappings of low addresses
Petar Jovanovic via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Jan 19 16:08:53 PST 2018
This revision was automatically updated to reflect the committed changes.
Closed by commit rCRT323013: [TSan][MIPS] Expand sanitizer memory space to lower addresses (authored by petarj, committed by ).
Herald added a subscriber: Sanitizers.
Repository:
rCRT Compiler Runtime
https://reviews.llvm.org/D41777
Files:
lib/tsan/rtl/tsan_platform.h
Index: lib/tsan/rtl/tsan_platform.h
===================================================================
--- lib/tsan/rtl/tsan_platform.h
+++ lib/tsan/rtl/tsan_platform.h
@@ -79,25 +79,27 @@
#define TSAN_MID_APP_RANGE 1
#elif defined(__mips64)
/*
-C/C++ on linux/mips64
-0100 0000 00 - 0200 0000 00: main binary
-0200 0000 00 - 1400 0000 00: -
-1400 0000 00 - 2400 0000 00: shadow
-2400 0000 00 - 3000 0000 00: -
-3000 0000 00 - 4000 0000 00: metainfo (memory blocks and sync objects)
-4000 0000 00 - 6000 0000 00: -
-6000 0000 00 - 6200 0000 00: traces
-6200 0000 00 - fe00 0000 00: -
-fe00 0000 00 - ff00 0000 00: heap
-ff00 0000 00 - ff80 0000 00: -
-ff80 0000 00 - ffff ffff ff: modules and main thread stack
+C/C++ on linux/mips64 (40-bit VMA)
+0000 0000 00 - 0100 0000 00: - (4 GB)
+0100 0000 00 - 0200 0000 00: main binary (4 GB)
+0200 0000 00 - 2000 0000 00: - (120 GB)
+2000 0000 00 - 4000 0000 00: shadow (128 GB)
+4000 0000 00 - 5000 0000 00: metainfo (memory blocks and sync objects) (64 GB)
+5000 0000 00 - aa00 0000 00: - (360 GB)
+aa00 0000 00 - ab00 0000 00: main binary (PIE) (4 GB)
+ab00 0000 00 - b000 0000 00: - (20 GB)
+b000 0000 00 - b200 0000 00: traces (8 GB)
+b200 0000 00 - fe00 0000 00: - (304 GB)
+fe00 0000 00 - ff00 0000 00: heap (4 GB)
+ff00 0000 00 - ff80 0000 00: - (2 GB)
+ff80 0000 00 - ffff ffff ff: modules and main thread stack (<2 GB)
*/
struct Mapping {
static const uptr kMetaShadowBeg = 0x4000000000ull;
static const uptr kMetaShadowEnd = 0x5000000000ull;
static const uptr kTraceMemBeg = 0xb000000000ull;
static const uptr kTraceMemEnd = 0xb200000000ull;
- static const uptr kShadowBeg = 0x2400000000ull;
+ static const uptr kShadowBeg = 0x2000000000ull;
static const uptr kShadowEnd = 0x4000000000ull;
static const uptr kHeapMemBeg = 0xfe00000000ull;
static const uptr kHeapMemEnd = 0xff00000000ull;
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