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[asan] no ucontext on Android. patch by eugeni.stepanov@gmail.com 

llvm-svn: 147320
This commit is contained in:
Kostya Serebryany 2011-12-28 20:22:21 +00:00
parent 76eca5e53a
commit 2b87e403c4
1 changed files with 7 additions and 1 deletions
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8
compiler-rt/lib/asan/asan_rtl.cc
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@ -39,7 +39,9 @@
#include <sys/mman.h> #include <sys/mman.h>
#include <sys/stat.h> #include <sys/stat.h>
#include <sys/types.h> #include <sys/types.h>
#ifndef ANDROID
#include <sys/ucontext.h> #include <sys/ucontext.h>
#endif
#include <sys/time.h> #include <sys/time.h>
#include <sys/resource.h> #include <sys/resource.h>
#include <unistd.h> #include <unistd.h>
@ -254,7 +256,9 @@ static void DescribeAddress(uintptr_t addr, uintptr_t access_size) {
// -------------------------- Run-time entry ------------------- {{{1 // -------------------------- Run-time entry ------------------- {{{1
void GetPcSpBpAx(void *context, void GetPcSpBpAx(void *context,
uintptr_t *pc, uintptr_t *sp, uintptr_t *bp, uintptr_t *ax) { uintptr_t *pc, uintptr_t *sp, uintptr_t *bp, uintptr_t *ax) {
#ifndef ANDROID
ucontext_t *ucontext = (ucontext_t*)context; ucontext_t *ucontext = (ucontext_t*)context;
#endif
#ifdef __APPLE__ #ifdef __APPLE__
# if __WORDSIZE == 64 # if __WORDSIZE == 64
*pc = ucontext->uc_mcontext->__ss.__rip; *pc = ucontext->uc_mcontext->__ss.__rip;
@ -268,7 +272,9 @@ void GetPcSpBpAx(void *context,
*ax = ucontext->uc_mcontext->__ss.__eax; *ax = ucontext->uc_mcontext->__ss.__eax;
# endif // __WORDSIZE # endif // __WORDSIZE
#else // assume linux #else // assume linux
# if defined(__arm__) # if defined (ANDROID)
*pc = *sp = *bp = *ax = 0;
# elif defined(__arm__)
*pc = ucontext->uc_mcontext.arm_pc; *pc = ucontext->uc_mcontext.arm_pc;
*bp = ucontext->uc_mcontext.arm_fp; *bp = ucontext->uc_mcontext.arm_fp;
*sp = ucontext->uc_mcontext.arm_sp; *sp = ucontext->uc_mcontext.arm_sp;