Cross Reference: /openjdk7/hotspot/src/os_cpu/linux_x86/vm/os_linux

Lines Matching refs:os
92 address os::current_stack_pointer() {
103 char* os::non_memory_address_word() {
111 void os::initialize_thread(Thread* thr) {
115 address os::Linux::ucontext_get_pc(ucontext_t * uc) {
119 intptr_t* os::Linux::ucontext_get_sp(ucontext_t * uc) {
123 intptr_t* os::Linux::ucontext_get_fp(ucontext_t * uc) {
129 // os::Solaris::fetch_frame_from_ucontext() tries to skip nested signal
131 // os::fetch_frame_from_context().
132 ExtendedPC os::Linux::fetch_frame_from_ucontext(Thread* thread,
139   return os::fetch_frame_from_context(uc, ret_sp, ret_fp);
142 ExtendedPC os::fetch_frame_from_context(void* ucVoid,
149     epc = ExtendedPC(os::Linux::ucontext_get_pc(uc));
150     if (ret_sp) *ret_sp = os::Linux::ucontext_get_sp(uc);
151     if (ret_fp) *ret_fp = os::Linux::ucontext_get_fp(uc);
162 frame os::fetch_frame_from_context(void* ucVoid) {
171 frame os::get_sender_for_C_frame(frame* fr) {
186 frame os::current_frame() {
188   frame myframe((intptr_t*)os::current_stack_pointer(),
190                 CAST_FROM_FN_PTR(address, os::current_frame));
191   if (os::is_first_C_frame(&myframe)) {
195     return os::get_sender_for_C_frame(&myframe);
233     if (os::Linux::chained_handler(sig, info, ucVoid)) {
239                 os::exception_name(sig, buf, sizeof(buf)));
247   if (os::Linux::signal_handlers_are_installed) {
273     pc = (address) os::Linux::ucontext_get_pc(uc);
321              if (os::Linux::manually_expand_stack(thread, addr)) {
337       if (sig == SIGSEGV && os::is_poll_address((address)info->si_addr)) {
412         os::is_memory_serialize_page(thread, (address) info->si_addr)) {
414       os::block_on_serialize_page_trap();
433     int page_size = os::vm_page_size();
435     address pc = os::Linux::ucontext_get_pc(uc);
452         (address) os::non_memory_address_word();
456           (UnguardOnExecutionViolation > 1 || os::address_is_in_vm(addr))) {
461         bool res = os::protect_memory((char*) page_start, page_size,
462                                       os::MEM_PROT_RWX);
507   if (os::Linux::chained_handler(sig, info, ucVoid)) {
517     pc = os::Linux::ucontext_get_pc(uc);
532 void os::Linux::init_thread_fpu_state(void) {
539 int os::Linux::get_fpu_control_word(void) {
549 void os::Linux::set_fpu_control_word(int fpu_control) {
557 bool os::supports_sse() {
577 bool os::is_allocatable(size_t bytes) {
601 size_t os::Linux::min_stack_allowed  = 64 * K;
604 bool os::Linux::supports_variable_stack_size() {  return true; }
606 size_t os::Linux::min_stack_allowed  =  (48 DEBUG_ONLY(+4))*K;
615 bool os::Linux::supports_variable_stack_size() {
616   if (os::Linux::is_NPTL()) {
651 size_t os::Linux::default_stack_size(os::ThreadType thr_type) {
654   size_t s = (thr_type == os::compiler_thread ? 4 * M : 1 * M);
656   size_t s = (thr_type == os::compiler_thread ? 2 * M : 512 * K);
661 size_t os::Linux::default_guard_size(os::ThreadType thr_type) {
701   if (os::Linux::is_initial_thread()) {
704      *bottom = os::Linux::initial_thread_stack_bottom();
705      *size   = os::Linux::initial_thread_stack_size();
727   assert(os::current_stack_pointer() >= *bottom &&
728          os::current_stack_pointer() < *bottom + *size, "just checking");
731 address os::current_stack_base() {
738 size_t os::current_stack_size() {
749 void os::print_context(outputStream *st, void *context) {
799   intptr_t *sp = (intptr_t *)os::Linux::ucontext_get_sp(uc);
807   address pc = os::Linux::ucontext_get_pc(uc);
812 void os::print_register_info(outputStream *st, void *context) {
857 void os::setup_fpu() {
866 void os::verify_stack_alignment() {
868   assert(((intptr_t)os::current_stack_pointer() & (StackAlignmentInBytes-1)) == 0, "incorrect stack alignment");