1 /*
2 * Copyright (c) 1997, 2025, 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,
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23 */
24
25 #ifndef CPU_X86_RELOCINFO_X86_HPP
26 #define CPU_X86_RELOCINFO_X86_HPP
27
28 // machine-dependent parts of class relocInfo
29 private:
30 enum {
31 // Intel instructions are byte-aligned.
32 offset_unit = 1,
33
34 // Encodes Assembler::disp32_operand vs. Assembler::imm32_operand.
35 // vs Assembler::narrow_oop_operand, ZGC and Shenandoah GC barrier encodings.
36 format_width = 3
37 };
38
39 public:
40
41 // Instruct loadConP of x86_64.ad places oops in code that are not also
42 // listed in the oop section.
43 static bool mustIterateImmediateOopsInCode() { return true; }
44
45 #endif // CPU_X86_RELOCINFO_X86_HPP