diff options
Diffstat (limited to 'contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cpp')
| -rw-r--r-- | contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cpp | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cpp b/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cpp index 53cfddcfbe0b..25c4af708560 100644 --- a/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cpp +++ b/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cpp @@ -16,7 +16,7 @@ #if SANITIZER_LINUX && \ (defined(__x86_64__) || defined(__mips__) || defined(__aarch64__) || \ defined(__powerpc64__) || defined(__s390__) || defined(__i386__) || \ - defined(__arm__) || SANITIZER_RISCV64) + defined(__arm__) || SANITIZER_RISCV64 || SANITIZER_LOONGARCH64) #include "sanitizer_stoptheworld.h" @@ -31,7 +31,8 @@ #include <sys/types.h> // for pid_t #include <sys/uio.h> // for iovec #include <elf.h> // for NT_PRSTATUS -#if (defined(__aarch64__) || SANITIZER_RISCV64) && !SANITIZER_ANDROID +#if (defined(__aarch64__) || SANITIZER_RISCV64 || SANITIZER_LOONGARCH64) && \ + !SANITIZER_ANDROID // GLIBC 2.20+ sys/user does not include asm/ptrace.h # include <asm/ptrace.h> #endif @@ -108,7 +109,7 @@ struct TracerThreadArgument { void *callback_argument; // The tracer thread waits on this mutex while the parent finishes its // preparations. - BlockingMutex mutex; + Mutex mutex; // Tracer thread signals its completion by setting done. atomic_uintptr_t done; uptr parent_pid; @@ -514,6 +515,12 @@ typedef struct user_pt_regs regs_struct; static constexpr uptr kExtraRegs[] = {0}; #define ARCH_IOVEC_FOR_GETREGSET +#elif defined(__loongarch__) +typedef struct user_pt_regs regs_struct; +#define REG_SP regs[3] +static constexpr uptr kExtraRegs[] = {0}; +#define ARCH_IOVEC_FOR_GETREGSET + #elif SANITIZER_RISCV64 typedef struct user_regs_struct regs_struct; // sys/ucontext.h already defines REG_SP as 2. Undefine it first. @@ -558,7 +565,7 @@ PtraceRegistersStatus SuspendedThreadsListLinux::GetRegistersAndSP( constexpr uptr uptr_sz = sizeof(uptr); int pterrno; #ifdef ARCH_IOVEC_FOR_GETREGSET - auto append = [&](uptr regset) { + auto AppendF = [&](uptr regset) { uptr size = buffer->size(); // NT_X86_XSTATE requires 64bit alignment. uptr size_up = RoundUpTo(size, 8 / uptr_sz); @@ -589,11 +596,11 @@ PtraceRegistersStatus SuspendedThreadsListLinux::GetRegistersAndSP( }; buffer->clear(); - bool fail = !append(NT_PRSTATUS); + bool fail = !AppendF(NT_PRSTATUS); if (!fail) { // Accept the first available and do not report errors. for (uptr regs : kExtraRegs) - if (regs && append(regs)) + if (regs && AppendF(regs)) break; } #else @@ -621,3 +628,4 @@ PtraceRegistersStatus SuspendedThreadsListLinux::GetRegistersAndSP( #endif // SANITIZER_LINUX && (defined(__x86_64__) || defined(__mips__) // || defined(__aarch64__) || defined(__powerpc64__) // || defined(__s390__) || defined(__i386__) || defined(__arm__) + // || SANITIZER_LOONGARCH64 |