1 /*
 2  * Copyright (c) 2000, 2021, 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
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 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
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24 
25 #ifndef CPU_X86_C1_LIRASSEMBLER_X86_HPP
26 #define CPU_X86_C1_LIRASSEMBLER_X86_HPP
27 
28  private:
29 
30   Address::ScaleFactor array_element_size(BasicType type) const;
31 
32   // helper functions which checks for overflow and sets bailout if it
33   // occurs.  Always returns a valid embeddable pointer but in the
34   // bailout case the pointer won't be to unique storage.
35   address float_constant(float f);
36   address double_constant(double d);
37 
38   bool is_literal_address(LIR_Address* addr);
39 
40   // When we need to use something other than rscratch1 use this
41   // method.
42   Address as_Address(LIR_Address* addr, Register tmp);
43 
44   // Record the type of the receiver in ReceiverTypeData
45   void type_profile_helper(Register mdo,
46                            ciMethodData *md, ciProfileData *data,
47                            Register recv, Label* update_done);
48 
49   enum {
50     _call_stub_size = NOT_LP64(15) LP64_ONLY(28),
51     _exception_handler_size = DEBUG_ONLY(1*K) NOT_DEBUG(175),
52     _deopt_handler_size = NOT_LP64(10) LP64_ONLY(17)
53   };
54 
55 public:
56 
57   void store_parameter(Register r,  int offset_from_esp_in_words);
58   void store_parameter(jint c,      int offset_from_esp_in_words);
59   void store_parameter(jobject c,   int offset_from_esp_in_words);
60   void store_parameter(Metadata* c, int offset_from_esp_in_words);
61 
62 #ifndef _LP64
63   void arith_fpu_implementation(LIR_Code code, int left_index, int right_index, int dest_index, bool pop_fpu_stack);
64 
65   void fpop();
66   void fxch(int i);
67   void fld(int i);
68   void ffree(int i);
69 #endif // !_LP64
70 
71 #endif // CPU_X86_C1_LIRASSEMBLER_X86_HPP