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 #include "precompiled.hpp" 26 #include "interpreter/interpreter.hpp" 27 #include "interpreter/interpreterRuntime.hpp" 28 #include "memory/allocation.inline.hpp" 29 #include "memory/universe.hpp" 30 #include "oops/method.hpp" 31 #include "oops/oop.inline.hpp" 32 #include "runtime/handles.inline.hpp" 33 #include "runtime/icache.hpp" 34 #include "runtime/interfaceSupport.inline.hpp" 35 #include "runtime/signature.hpp" 36 37 #define __ _masm-> 38 39 // Implementation of SignatureHandlerGenerator 40 41 Register InterpreterRuntime::SignatureHandlerGenerator::from() { return r14; } 42 Register InterpreterRuntime::SignatureHandlerGenerator::to() { return rsp; } 43 Register InterpreterRuntime::SignatureHandlerGenerator::temp() { return rscratch1; } 44 45 void InterpreterRuntime::SignatureHandlerGenerator::pass_int() { 46 const Address src(from(), Interpreter::local_offset_in_bytes(offset())); 47 48 #ifdef _WIN64 49 switch (_num_args) { 50 case 0: 51 __ movl(c_rarg1, src); 52 _num_args++; 53 break; 54 case 1: 55 __ movl(c_rarg2, src); 56 _num_args++; 57 break; 58 case 2: 59 __ movl(c_rarg3, src); | 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 #include "precompiled.hpp" 26 #include "interpreter/interp_masm.hpp" 27 #include "interpreter/interpreter.hpp" 28 #include "interpreter/interpreterRuntime.hpp" 29 #include "memory/allocation.inline.hpp" 30 #include "memory/universe.hpp" 31 #include "oops/method.hpp" 32 #include "oops/oop.inline.hpp" 33 #include "runtime/handles.inline.hpp" 34 #include "runtime/icache.hpp" 35 #include "runtime/interfaceSupport.inline.hpp" 36 #include "runtime/signature.hpp" 37 38 #define __ _masm-> 39 40 // Implementation of SignatureHandlerGenerator 41 42 InterpreterRuntime::SignatureHandlerGenerator::SignatureHandlerGenerator(const methodHandle& method, CodeBuffer* buffer) : 43 NativeSignatureIterator(method) { 44 _masm = new MacroAssembler(buffer); 45 #ifdef AMD64 46 #ifdef _WIN64 47 _num_args = (method->is_static() ? 1 : 0); 48 _stack_offset = (Argument::n_int_register_parameters_c+1)* wordSize; // don't overwrite return address 49 #else 50 _num_int_args = (method->is_static() ? 1 : 0); 51 _num_fp_args = 0; 52 _stack_offset = wordSize; // don't overwrite return address 53 #endif // _WIN64 54 #endif // AMD64 55 } 56 57 Register InterpreterRuntime::SignatureHandlerGenerator::from() { return r14; } 58 Register InterpreterRuntime::SignatureHandlerGenerator::to() { return rsp; } 59 Register InterpreterRuntime::SignatureHandlerGenerator::temp() { return rscratch1; } 60 61 void InterpreterRuntime::SignatureHandlerGenerator::pass_int() { 62 const Address src(from(), Interpreter::local_offset_in_bytes(offset())); 63 64 #ifdef _WIN64 65 switch (_num_args) { 66 case 0: 67 __ movl(c_rarg1, src); 68 _num_args++; 69 break; 70 case 1: 71 __ movl(c_rarg2, src); 72 _num_args++; 73 break; 74 case 2: 75 __ movl(c_rarg3, src); |