< prev index next >

src/hotspot/cpu/x86/x86.ad

Print this page

 1869     st->print("\n\t");
 1870     st->print("cmpl    [r15_thread + #disarmed_guard_value_offset], #disarmed_guard_value\t");
 1871     st->print("\n\t");
 1872     st->print("je      fast_entry\t");
 1873     st->print("\n\t");
 1874     st->print("call    #nmethod_entry_barrier_stub\t");
 1875     st->print("\n\tfast_entry:");
 1876   }
 1877   st->cr();
 1878 }
 1879 #endif
 1880 
 1881 void MachPrologNode::emit(C2_MacroAssembler *masm, PhaseRegAlloc *ra_) const {
 1882   Compile* C = ra_->C;
 1883 
 1884   int framesize = C->output()->frame_size_in_bytes();
 1885   int bangsize = C->output()->bang_size_in_bytes();
 1886 
 1887   if (C->clinit_barrier_on_entry()) {
 1888     assert(VM_Version::supports_fast_class_init_checks(), "sanity");
 1889     assert(!C->method()->holder()->is_not_initialized(), "initialization should have been started");
 1890 
 1891     Label L_skip_barrier;
 1892     Register klass = rscratch1;
 1893 
 1894     __ mov_metadata(klass, C->method()->holder()->constant_encoding());
 1895     __ clinit_barrier(klass, &L_skip_barrier /*L_fast_path*/);
 1896 
 1897     __ jump(RuntimeAddress(SharedRuntime::get_handle_wrong_method_stub())); // slow path
 1898 
 1899     __ bind(L_skip_barrier);
 1900   }
 1901 
 1902   __ verified_entry(framesize, C->output()->need_stack_bang(bangsize)?bangsize:0, false, C->stub_function() != nullptr);
 1903 
 1904   C->output()->set_frame_complete(__ offset());
 1905 
 1906   if (C->has_mach_constant_base_node()) {
 1907     // NOTE: We set the table base offset here because users might be
 1908     // emitted before MachConstantBaseNode.
 1909     ConstantTable& constant_table = C->output()->constant_table();

 1869     st->print("\n\t");
 1870     st->print("cmpl    [r15_thread + #disarmed_guard_value_offset], #disarmed_guard_value\t");
 1871     st->print("\n\t");
 1872     st->print("je      fast_entry\t");
 1873     st->print("\n\t");
 1874     st->print("call    #nmethod_entry_barrier_stub\t");
 1875     st->print("\n\tfast_entry:");
 1876   }
 1877   st->cr();
 1878 }
 1879 #endif
 1880 
 1881 void MachPrologNode::emit(C2_MacroAssembler *masm, PhaseRegAlloc *ra_) const {
 1882   Compile* C = ra_->C;
 1883 
 1884   int framesize = C->output()->frame_size_in_bytes();
 1885   int bangsize = C->output()->bang_size_in_bytes();
 1886 
 1887   if (C->clinit_barrier_on_entry()) {
 1888     assert(VM_Version::supports_fast_class_init_checks(), "sanity");
 1889     assert(!C->method()->holder()->is_not_initialized() || C->do_clinit_barriers(), "initialization should have been started");
 1890 
 1891     Label L_skip_barrier;
 1892     Register klass = rscratch1;
 1893 
 1894     __ mov_metadata(klass, C->method()->holder()->constant_encoding());
 1895     __ clinit_barrier(klass, &L_skip_barrier /*L_fast_path*/);
 1896 
 1897     __ jump(RuntimeAddress(SharedRuntime::get_handle_wrong_method_stub())); // slow path
 1898 
 1899     __ bind(L_skip_barrier);
 1900   }
 1901 
 1902   __ verified_entry(framesize, C->output()->need_stack_bang(bangsize)?bangsize:0, false, C->stub_function() != nullptr);
 1903 
 1904   C->output()->set_frame_complete(__ offset());
 1905 
 1906   if (C->has_mach_constant_base_node()) {
 1907     // NOTE: We set the table base offset here because users might be
 1908     // emitted before MachConstantBaseNode.
 1909     ConstantTable& constant_table = C->output()->constant_table();
< prev index next >