5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 // This file holds the platform specific parts of the StubRoutines 26 // definition. See stubRoutines.hpp for a description on how to 27 // extend it. 28 29 static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; } 30 31 enum platform_dependent_constants { 32 code_size1 = 19000, // simply increase if too small (assembler will crash if too small) 33 code_size2 = 22000 // simply increase if too small (assembler will crash if too small) 34 }; 35 36 // MethodHandles adapters 37 enum method_handles_platform_dependent_constants { 38 method_handles_adapters_code_size = 40000 39 }; 40 41 class x86 { 42 friend class StubGenerator; 43 44 private: 96 static address float_sign_flip() 97 { 98 return _float_sign_flip; 99 } 100 101 static address double_sign_mask() 102 { 103 return _double_sign_mask; 104 } 105 106 static address double_sign_flip() 107 { 108 return _double_sign_flip; 109 } 110 111 static address mxcsr_std() 112 { 113 return _mxcsr_std; 114 } 115 }; | 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef CPU_X86_VM_STUBROUTINES_X86_64_HPP 26 #define CPU_X86_VM_STUBROUTINES_X86_64_HPP 27 28 // This file holds the platform specific parts of the StubRoutines 29 // definition. See stubRoutines.hpp for a description on how to 30 // extend it. 31 32 static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; } 33 34 enum platform_dependent_constants { 35 code_size1 = 19000, // simply increase if too small (assembler will crash if too small) 36 code_size2 = 22000 // simply increase if too small (assembler will crash if too small) 37 }; 38 39 // MethodHandles adapters 40 enum method_handles_platform_dependent_constants { 41 method_handles_adapters_code_size = 40000 42 }; 43 44 class x86 { 45 friend class StubGenerator; 46 47 private: 99 static address float_sign_flip() 100 { 101 return _float_sign_flip; 102 } 103 104 static address double_sign_mask() 105 { 106 return _double_sign_mask; 107 } 108 109 static address double_sign_flip() 110 { 111 return _double_sign_flip; 112 } 113 114 static address mxcsr_std() 115 { 116 return _mxcsr_std; 117 } 118 }; 119 120 #endif // CPU_X86_VM_STUBROUTINES_X86_64_HPP |