1/*
2 * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2014, Red Hat Inc. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
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24 */
25
26#ifndef CPU_AARCH64_VM_C1_LIRASSEMBLER_AARCH64_HPP
27#define CPU_AARCH64_VM_C1_LIRASSEMBLER_AARCH64_HPP
28
29// ArrayCopyStub needs access to bailout
30friend class ArrayCopyStub;
31
32 private:
33
34  int array_element_size(BasicType type) const;
35
36  void arith_fpu_implementation(LIR_Code code, int left_index, int right_index, int dest_index, bool pop_fpu_stack);
37
38  // helper functions which checks for overflow and sets bailout if it
39  // occurs.  Always returns a valid embeddable pointer but in the
40  // bailout case the pointer won't be to unique storage.
41  address float_constant(float f);
42  address double_constant(double d);
43
44  address int_constant(jlong n);
45
46  bool is_literal_address(LIR_Address* addr);
47
48  // When we need to use something other than rscratch1 use this
49  // method.
50  Address as_Address(LIR_Address* addr, Register tmp);
51
52  // Record the type of the receiver in ReceiverTypeData
53  void type_profile_helper(Register mdo,
54                           ciMethodData *md, ciProfileData *data,
55                           Register recv, Label* update_done);
56  void add_debug_info_for_branch(address adr, CodeEmitInfo* info);
57
58  void casw(Register addr, Register newval, Register cmpval);
59  void casl(Register addr, Register newval, Register cmpval);
60
61  void poll_for_safepoint(relocInfo::relocType rtype, CodeEmitInfo* info = NULL);
62
63  static const int max_tableswitches = 20;
64  struct tableswitch switches[max_tableswitches];
65  int tableswitch_count;
66
67  void init() { tableswitch_count = 0; }
68
69  void deoptimize_trap(CodeEmitInfo *info);
70
71  enum {
72    _call_stub_size = 12 * NativeInstruction::instruction_size,
73    _call_aot_stub_size = 0,
74    _exception_handler_size = DEBUG_ONLY(1*K) NOT_DEBUG(175),
75    _deopt_handler_size = 7 * NativeInstruction::instruction_size
76  };
77
78  void arithmetic_idiv(LIR_Op3* op, bool is_irem);
79
80public:
81
82  void store_parameter(Register r, int offset_from_esp_in_words);
83  void store_parameter(jint c,     int offset_from_esp_in_words);
84  void store_parameter(jobject c,  int offset_from_esp_in_words);
85
86#endif // CPU_AARCH64_VM_C1_LIRASSEMBLER_AARCH64_HPP
87