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tsan: add description of memory layouts in different configs 

llvm-svn: 168777
This commit is contained in:
Dmitry Vyukov 2012-11-28 07:44:26 +00:00
parent 9a67f47882
commit 05d7ade34d
1 changed files with 35 additions and 0 deletions
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35
compiler-rt/lib/tsan/rtl/tsan_platform.h
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@ -12,6 +12,41 @@
// Platform-specific code.
//===----------------------------------------------------------------------===//
/*
C++ linux memory layout:
0000 0000 0000 - 03c0 0000 0000: protected
03c0 0000 0000 - 1000 0000 0000: shadow
1000 0000 0000 - 7d00 0000 0000: protected
7d00 0000 0000 - 7e00 0000 0000: heap
7e00 0000 0000 - 7fff ffff ffff: modules and main thread stack
C++ COMPAT linux memory layout:
0000 0000 0000 - 0400 0000 0000: protected
0400 0000 0000 - 1000 0000 0000: shadow
1000 0000 0000 - 2900 0000 0000: protected
2900 0000 0000 - 2c00 0000 0000: modules
2c00 0000 0000 - 7d00 0000 0000: -
7d00 0000 0000 - 7e00 0000 0000: heap
7e00 0000 0000 - 7f00 0000 0000: -
7f00 0000 0000 - 7fff ffff ffff: main thread stack
Go linux and darwin memory layout:
0000 0000 0000 - 0000 1000 0000: executable
0000 1000 0000 - 00f8 0000 0000: -
00f8 0000 0000 - 0118 0000 0000: heap
0118 0000 0000 - 1000 0000 0000: -
1000 0000 0000 - 1460 0000 0000: shadow
1460 0000 0000 - 7fff ffff ffff: -
Go windows memory layout:
0000 0000 0000 - 0000 1000 0000: executable
0000 1000 0000 - 00f8 0000 0000: -
00f8 0000 0000 - 0118 0000 0000: heap
0118 0000 0000 - 0100 0000 0000: -
0100 0000 0000 - 0560 0000 0000: shadow
0560 0000 0000 - 07ff ffff ffff: -
*/
#ifndef TSAN_PLATFORM_H
#define TSAN_PLATFORM_H