c1_LIRAssembler_x86.hpp revision 337:9ee9cf798b59 
1/*
2 * Copyright 2000-2008 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 private:
26
27  Address::ScaleFactor array_element_size(BasicType type) const;
28
29  void monitorexit(LIR_Opr obj_opr, LIR_Opr lock_opr, Register new_hdr, int monitor_no, Register exception);
30
31  void arith_fpu_implementation(LIR_Code code, int left_index, int right_index, int dest_index, bool pop_fpu_stack);
32
33  // helper functions which checks for overflow and sets bailout if it
34  // occurs.  Always returns a valid embeddable pointer but in the
35  // bailout case the pointer won't be to unique storage.
36  address float_constant(float f);
37  address double_constant(double d);
38
39  bool is_literal_address(LIR_Address* addr);
40
41  // When we need to use something other than rscratch1 use this
42  // method.
43  Address as_Address(LIR_Address* addr, Register tmp);
44
45
46public:
47
48  void store_parameter(Register r, int offset_from_esp_in_words);
49  void store_parameter(jint c,     int offset_from_esp_in_words);
50  void store_parameter(jobject c,  int offset_from_esp_in_words);
51
52  enum { call_stub_size = NOT_LP64(15) LP64_ONLY(28),
53         exception_handler_size = DEBUG_ONLY(1*K) NOT_DEBUG(175),
54         deopt_handler_size = NOT_LP64(10) LP64_ONLY(17)
55       };
56