1 /*
2 * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
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 *
981 init_class_id(Class_MachCallRuntime);
982 }
983 virtual int ret_addr_offset();
984 #ifndef PRODUCT
985 virtual void dump_spec(outputStream *st) const;
986 #endif
987 };
988
989 class MachCallLeafNode: public MachCallRuntimeNode {
990 public:
991 MachCallLeafNode() : MachCallRuntimeNode() {
992 init_class_id(Class_MachCallLeaf);
993 }
994 };
995
996 //------------------------------MachHaltNode-----------------------------------
997 // Machine-specific versions of halt nodes
998 class MachHaltNode : public MachReturnNode {
999 public:
1000 virtual JVMState* jvms() const;
1001 };
1002
1003 class MachMemBarNode : public MachNode {
1004 virtual uint size_of() const; // Size is bigger
1005 public:
1006 const TypePtr* _adr_type; // memory effects of call or return
1007 MachMemBarNode() : MachNode() {
1008 init_class_id(Class_MachMemBar);
1009 _adr_type = TypePtr::BOTTOM; // the default: all of memory
1010 }
1011
1012 void set_adr_type(const TypePtr* atp) { _adr_type = atp; }
1013 virtual const TypePtr *adr_type() const;
1014 };
1015
1016
1017 //------------------------------MachTempNode-----------------------------------
1018 // Node used by the adlc to construct inputs to represent temporary registers
1019 class MachTempNode : public MachNode {
1020 private:
1021 MachOper *_opnd_array[1];
1022
1023 public:
1024 virtual const RegMask &out_RegMask() const { return *_opnds[0]->in_RegMask(0); }
1025 virtual uint rule() const { return 9999999; }
1026 virtual void emit(CodeBuffer &cbuf, PhaseRegAlloc *ra_) const {}
1027
1028 MachTempNode(MachOper* oper) {
1029 init_class_id(Class_MachTemp);
1030 _num_opnds = 1;
1031 _opnds = _opnd_array;
1032 add_req(NULL);
1033 _opnds[0] = oper;
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1 /*
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
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 *
981 init_class_id(Class_MachCallRuntime);
982 }
983 virtual int ret_addr_offset();
984 #ifndef PRODUCT
985 virtual void dump_spec(outputStream *st) const;
986 #endif
987 };
988
989 class MachCallLeafNode: public MachCallRuntimeNode {
990 public:
991 MachCallLeafNode() : MachCallRuntimeNode() {
992 init_class_id(Class_MachCallLeaf);
993 }
994 };
995
996 //------------------------------MachHaltNode-----------------------------------
997 // Machine-specific versions of halt nodes
998 class MachHaltNode : public MachReturnNode {
999 public:
1000 virtual JVMState* jvms() const;
1001 };
1002
1003
1004 //------------------------------MachTempNode-----------------------------------
1005 // Node used by the adlc to construct inputs to represent temporary registers
1006 class MachTempNode : public MachNode {
1007 private:
1008 MachOper *_opnd_array[1];
1009
1010 public:
1011 virtual const RegMask &out_RegMask() const { return *_opnds[0]->in_RegMask(0); }
1012 virtual uint rule() const { return 9999999; }
1013 virtual void emit(CodeBuffer &cbuf, PhaseRegAlloc *ra_) const {}
1014
1015 MachTempNode(MachOper* oper) {
1016 init_class_id(Class_MachTemp);
1017 _num_opnds = 1;
1018 _opnds = _opnd_array;
1019 add_req(NULL);
1020 _opnds[0] = oper;
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