Mercurial > hg > graal-jvmci-8
comparison src/cpu/sparc/vm/cppInterpreter_sparc.cpp @ 7183:b2dbd323c668
8003848: Make ConstMethod::generic_signature_index optional and move Method::_max_stack to ConstMethod.
Summary: Make ConstMethod::generic_signature_index optional and move Method::_max_stack to ConstMethod.
Reviewed-by: bdelsart, sspitsyn, coleenp
author | jiangli |
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date | Tue, 27 Nov 2012 17:03:56 -0500 |
parents | da91efe96a93 |
children | fd74228fd5ca |
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7165:e1d42ba865de | 7183:b2dbd323c668 |
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1046 assert_different_registers(prev_state, G3_scratch); | 1046 assert_different_registers(prev_state, G3_scratch); |
1047 const Register Gtmp = G3_scratch; | 1047 const Register Gtmp = G3_scratch; |
1048 const Address constMethod (G5_method, 0, in_bytes(Method::const_offset())); | 1048 const Address constMethod (G5_method, 0, in_bytes(Method::const_offset())); |
1049 const Address access_flags (G5_method, 0, in_bytes(Method::access_flags_offset())); | 1049 const Address access_flags (G5_method, 0, in_bytes(Method::access_flags_offset())); |
1050 const Address size_of_parameters(G5_method, 0, in_bytes(Method::size_of_parameters_offset())); | 1050 const Address size_of_parameters(G5_method, 0, in_bytes(Method::size_of_parameters_offset())); |
1051 const Address max_stack (G5_method, 0, in_bytes(Method::max_stack_offset())); | |
1052 const Address size_of_locals (G5_method, 0, in_bytes(Method::size_of_locals_offset())); | 1051 const Address size_of_locals (G5_method, 0, in_bytes(Method::size_of_locals_offset())); |
1053 | 1052 |
1054 // slop factor is two extra slots on the expression stack so that | 1053 // slop factor is two extra slots on the expression stack so that |
1055 // we always have room to store a result when returning from a call without parameters | 1054 // we always have room to store a result when returning from a call without parameters |
1056 // that returns a result. | 1055 // that returns a result. |
1068 | 1067 |
1069 if (native) { | 1068 if (native) { |
1070 __ lduh( size_of_parameters, Gtmp ); | 1069 __ lduh( size_of_parameters, Gtmp ); |
1071 __ calc_mem_param_words(Gtmp, Gtmp); // space for native call parameters passed on the stack in words | 1070 __ calc_mem_param_words(Gtmp, Gtmp); // space for native call parameters passed on the stack in words |
1072 } else { | 1071 } else { |
1073 __ lduh(max_stack, Gtmp); // Full size expression stack | 1072 // Full size expression stack |
1073 __ ld_ptr(constMethod, Gtmp); | |
1074 __ lduh(Gtmp, in_bytes(ConstMethod::max_stack_offset()), Gtmp); | |
1074 } | 1075 } |
1075 __ add(Gtmp, fixed_size, Gtmp); // plus the fixed portion | 1076 __ add(Gtmp, fixed_size, Gtmp); // plus the fixed portion |
1076 | 1077 |
1077 __ neg(Gtmp); // negative space for stack/parameters in words | 1078 __ neg(Gtmp); // negative space for stack/parameters in words |
1078 __ and3(Gtmp, -WordsPerLong, Gtmp); // make multiple of 2 (SP must be 2-word aligned) | 1079 __ and3(Gtmp, -WordsPerLong, Gtmp); // make multiple of 2 (SP must be 2-word aligned) |
1204 __ st_ptr(O2, XXX_STATE(_stack_base)); | 1205 __ st_ptr(O2, XXX_STATE(_stack_base)); |
1205 | 1206 |
1206 __ sub(O2, wordSize, O2); // prepush | 1207 __ sub(O2, wordSize, O2); // prepush |
1207 __ st_ptr(O2, XXX_STATE(_stack)); // PREPUSH | 1208 __ st_ptr(O2, XXX_STATE(_stack)); // PREPUSH |
1208 | 1209 |
1209 __ lduh(max_stack, O3); // Full size expression stack | 1210 // Full size expression stack |
1211 __ ld_ptr(constMethod, O3); | |
1212 __ lduh(O3, in_bytes(ConstMethod::max_stack_offset()), O3); | |
1210 guarantee(!EnableInvokeDynamic, "no support yet for java.lang.invoke.MethodHandle"); //6815692 | 1213 guarantee(!EnableInvokeDynamic, "no support yet for java.lang.invoke.MethodHandle"); //6815692 |
1211 //6815692//if (EnableInvokeDynamic) | 1214 //6815692//if (EnableInvokeDynamic) |
1212 //6815692// __ inc(O3, Method::extra_stack_entries()); | 1215 //6815692// __ inc(O3, Method::extra_stack_entries()); |
1213 __ sll(O3, LogBytesPerWord, O3); | 1216 __ sll(O3, LogBytesPerWord, O3); |
1214 __ sub(O2, O3, O3); | 1217 __ sub(O2, O3, O3); |
1537 // const Register Lmirror = L1; // native mirror (native calls only) | 1540 // const Register Lmirror = L1; // native mirror (native calls only) |
1538 | 1541 |
1539 const Address constMethod (G5_method, 0, in_bytes(Method::const_offset())); | 1542 const Address constMethod (G5_method, 0, in_bytes(Method::const_offset())); |
1540 const Address access_flags (G5_method, 0, in_bytes(Method::access_flags_offset())); | 1543 const Address access_flags (G5_method, 0, in_bytes(Method::access_flags_offset())); |
1541 const Address size_of_parameters(G5_method, 0, in_bytes(Method::size_of_parameters_offset())); | 1544 const Address size_of_parameters(G5_method, 0, in_bytes(Method::size_of_parameters_offset())); |
1542 const Address max_stack (G5_method, 0, in_bytes(Method::max_stack_offset())); | |
1543 const Address size_of_locals (G5_method, 0, in_bytes(Method::size_of_locals_offset())); | 1545 const Address size_of_locals (G5_method, 0, in_bytes(Method::size_of_locals_offset())); |
1544 | 1546 |
1545 address entry_point = __ pc(); | 1547 address entry_point = __ pc(); |
1546 __ mov(G0, prevState); // no current activation | 1548 __ mov(G0, prevState); // no current activation |
1547 | 1549 |