Add NetBSD support in sanitizer_linux_libcdep.cc
Summary: When possible reuse FreeBSD and Linux code. Part of the code inspired by the original work on libsanitizer in GCC 5.4 by Christos Zoulas. Sponsored by <The NetBSD Foundation> Reviewers: joerg, kcc, vitalybuka, filcab Reviewed By: vitalybuka Subscribers: srhines, emaste, kubamracek, llvm-commits, #sanitizers Tags: #sanitizers Differential Revision: https://reviews.llvm.org/D36320 llvm-svn: 310143
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@ -14,7 +14,7 @@
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#include "sanitizer_platform.h"
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#if SANITIZER_FREEBSD || SANITIZER_LINUX
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#if SANITIZER_FREEBSD || SANITIZER_LINUX || SANITIZER_NETBSD
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#include "sanitizer_allocator_internal.h"
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#include "sanitizer_atomic.h"
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@ -149,7 +149,8 @@ bool SanitizerGetThreadName(char *name, int max_len) {
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#endif
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}
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#if !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO
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#if !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO && \
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!SANITIZER_NETBSD
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static uptr g_tls_size;
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#ifdef __i386__
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@ -177,7 +178,8 @@ void InitTlsSize() {
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}
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#else
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void InitTlsSize() { }
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#endif // !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO
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#endif // !SANITIZER_FREEBSD && !SANITIZER_ANDROID && !SANITIZER_GO &&
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// !SANITIZER_NETBSD
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#if (defined(__x86_64__) || defined(__i386__) || defined(__mips__) \
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|| defined(__aarch64__) || defined(__powerpc64__) || defined(__s390__) \
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@ -332,7 +334,9 @@ static void **ThreadSelfSegbase() {
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uptr ThreadSelf() {
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return (uptr)ThreadSelfSegbase()[2];
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}
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#endif // SANITIZER_FREEBSD
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#elif SANITIZER_NETBSD
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uptr ThreadSelf() { return (uptr)pthread_self(); }
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#endif // SANITIZER_NETBSD
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#if !SANITIZER_GO
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static void GetTls(uptr *addr, uptr *size) {
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@ -363,7 +367,7 @@ static void GetTls(uptr *addr, uptr *size) {
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*addr = (uptr) dtv[2];
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*size = (*addr == 0) ? 0 : ((uptr) segbase[0] - (uptr) dtv[2]);
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}
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#elif SANITIZER_ANDROID
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#elif SANITIZER_ANDROID || SANITIZER_NETBSD
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*addr = 0;
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*size = 0;
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#else
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@ -374,7 +378,7 @@ static void GetTls(uptr *addr, uptr *size) {
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#if !SANITIZER_GO
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uptr GetTlsSize() {
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#if SANITIZER_FREEBSD || SANITIZER_ANDROID
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#if SANITIZER_FREEBSD || SANITIZER_ANDROID || SANITIZER_NETBSD
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uptr addr, size;
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GetTls(&addr, &size);
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return size;
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