Commit | Line | Data |
---|---|---|
9363c7c3 JY |
1 | // aarch64-reloc.def -- AArch64 relocation definitions. |
2 | ||
b3adc24a | 3 | // Copyright (C) 2014-2020 Free Software Foundation, Inc. |
9363c7c3 JY |
4 | // Written by Han Shen <shenhan@google.com> and Jing Yu <jingyu@google.com>. |
5 | ||
6 | // This file is part of gold. | |
7 | ||
8 | // This program is free software; you can redistribute it and/or modify | |
9 | // it under the terms of the GNU General Public License as published by | |
10 | // the Free Software Foundation; either version 3 of the License, or | |
11 | // (at your option) any later version. | |
12 | ||
13 | // This program is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | ||
18 | // You should have received a copy of the GNU General Public License | |
19 | // along with this program; if not, write to the Free Software | |
20 | // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
21 | // MA 02110-1301, USA. | |
22 | // | |
23 | // | |
24 | // | |
83a01957 HS |
25 | // Insn modified by relocation, see enum Reloc_inst -------------------------------------------------------------------------------------------------+ |
26 | // Symbol reference type -----------------------------------------------------------------------------+ | | |
27 | // Portion off X to retrieve -------------------------------------------------------------------+ | | | |
28 | // Checking function, see Note(A)---------------------------------------+ | | | | |
29 | // Group index---------------------------------------------------+ | | | | | |
30 | // Implemented----------------------------------------------+ | | | | | | |
31 | // Class-------------------------------------+ | | | | | | | |
32 | // Type----------------------------+ | | | | | | | | |
33 | // Name | | | | | | | | | |
34 | // | | | | | | | | | | |
5627d875 IK |
35 | ARD(NONE , STATIC , NONE , Y, -1, 0,0 , 0,0 , 0 , DATA ) |
36 | // Above is from Table 4-5, Null relocation codes | |
37 | ||
83a01957 HS |
38 | ARD(ABS64 , STATIC , DATA , Y, -1, 0,0 , 0,0 , Symbol::ABSOLUTE_REF , DATA ) |
39 | ARD(ABS32 , STATIC , DATA , Y, -1, 31,32 , 0,0 , Symbol::ABSOLUTE_REF , DATA ) | |
40 | ARD(ABS16 , STATIC , DATA , Y, -1, 15,16 , 0,0 , Symbol::ABSOLUTE_REF , DATA ) | |
41 | ARD(PREL64 , STATIC , DATA , Y, -1, 0,0 , 0,0 , Symbol::RELATIVE_REF , DATA ) | |
42 | ARD(PREL32 , STATIC , DATA , Y, -1, 31,32 , 0,0 , Symbol::RELATIVE_REF , DATA ) | |
43 | ARD(PREL16 , STATIC , DATA , Y, -1, 15,16 , 0,0 , Symbol::RELATIVE_REF , DATA ) | |
9363c7c3 JY |
44 | // Above is from Table 4-6, Data relocations, 257-262. |
45 | ||
8769bc4b HS |
46 | ARD(MOVW_UABS_G0 , STATIC , AARCH64 , Y, 0, 0,16 , 0,15 , Symbol::ABSOLUTE_REF , MOVW ) |
47 | ARD(MOVW_UABS_G0_NC , STATIC , AARCH64 , Y, 0, 0,0 , 0,15 , Symbol::ABSOLUTE_REF , MOVW ) | |
48 | ARD(MOVW_UABS_G1 , STATIC , AARCH64 , Y, 0, 0,32 , 16,31 , Symbol::ABSOLUTE_REF , MOVW ) | |
49 | ARD(MOVW_UABS_G1_NC , STATIC , AARCH64 , Y, 0, 0,0 , 16,31 , Symbol::ABSOLUTE_REF , MOVW ) | |
50 | ARD(MOVW_UABS_G2 , STATIC , AARCH64 , Y, 0, 0,48 , 32,47 , Symbol::ABSOLUTE_REF , MOVW ) | |
51 | ARD(MOVW_UABS_G2_NC , STATIC , AARCH64 , Y, 0, 0,0 , 32,47 , Symbol::ABSOLUTE_REF , MOVW ) | |
52 | ARD(MOVW_UABS_G3 , STATIC , AARCH64 , Y, 0, 0,0 , 48,63 , Symbol::ABSOLUTE_REF , MOVW ) | |
53 | // Above is from Table 4-7, Group relocations to create a 16-, 32-, 48-, or 64-bit unsigned data value or address inline. | |
54 | ||
55 | ARD(MOVW_SABS_G0 , STATIC , AARCH64 , Y, 0, 16,16 , 0,15 , Symbol::ABSOLUTE_REF , MOVW ) | |
56 | ARD(MOVW_SABS_G1 , STATIC , AARCH64 , Y, 0, 32,32 , 16,31 , Symbol::ABSOLUTE_REF , MOVW ) | |
57 | ARD(MOVW_SABS_G2 , STATIC , AARCH64 , Y, 0, 48,48 , 32,47 , Symbol::ABSOLUTE_REF , MOVW ) | |
58 | // Above is from Table 4-8, Group relocations to create a 16, 32, 48, or 64 bit signed data or offset value inline. | |
59 | ||
9726c3c1 HS |
60 | ARD(LD_PREL_LO19 , STATIC , AARCH64 , Y, -1, 20,20 , 2,20 , Symbol::RELATIVE_REF , LDST ) |
61 | ARD(ADR_PREL_LO21 , STATIC , AARCH64 , Y, -1, 20,20 , 0,20 , Symbol::RELATIVE_REF , ADR ) | |
83a01957 HS |
62 | ARD(ADR_PREL_PG_HI21 , STATIC , AARCH64 , Y, -1, 32,32 , 12,32 , Symbol::RELATIVE_REF , ADRP ) |
63 | ARD(ADR_PREL_PG_HI21_NC , STATIC , AARCH64 , Y, -1, 0,0 , 12,32 , Symbol::RELATIVE_REF , ADRP ) | |
9726c3c1 | 64 | ARD(ADD_ABS_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::ABSOLUTE_REF , ADD ) |
83a01957 HS |
65 | ARD(LDST8_ABS_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::ABSOLUTE_REF , LDST ) |
66 | ARD(LDST16_ABS_LO12_NC , STATIC , AARCH64 , Y, -1, 0,RL_CHECK_ALIGN2 , 1,11 , Symbol::ABSOLUTE_REF , LDST ) | |
67 | ARD(LDST32_ABS_LO12_NC , STATIC , AARCH64 , Y, -1, 0,RL_CHECK_ALIGN4 , 2,11 , Symbol::ABSOLUTE_REF , LDST ) | |
68 | ARD(LDST64_ABS_LO12_NC , STATIC , AARCH64 , Y, -1, 0,RL_CHECK_ALIGN8 , 3,11 , Symbol::ABSOLUTE_REF , LDST ) | |
69 | ARD(LDST128_ABS_LO12_NC , STATIC , AARCH64 , Y, -1, 0,RL_CHECK_ALIGN16 , 4,11 , Symbol::ABSOLUTE_REF , LDST ) | |
9726c3c1 HS |
70 | // Above 10 relocs are from Table 4-9, Relocations to generate 19, 21 and 33 bit PC-relative addresses. |
71 | ||
83a01957 HS |
72 | ARD(ADR_GOT_PAGE , STATIC , AARCH64 , Y, -1, 32,32 , 12,32 , Symbol::RELATIVE_REF , ADRP ) |
73 | ARD(LD64_GOT_LO12_NC , STATIC , AARCH64 , Y, -1, 0,RL_CHECK_ALIGN8 , 3,11 , Symbol::ABSOLUTE_REF , LDST ) | |
5c28a503 | 74 | ARD(LD64_GOTPAGE_LO15 , STATIC , AARCH64 , Y, -1, 0,15 , 3,14 , Symbol::RELATIVE_REF , LDST ) |
9726c3c1 HS |
75 | // Above 2 relocs are from Table 4-14, GOT-relative instruction relocations. (Some relocs in the table are not implemented yet.) |
76 | ||
8e33481e HS |
77 | ARD(TSTBR14 , STATIC , CFLOW , N, -1, 15,15 , 2,15 , (Symbol::FUNCTION_CALL|Symbol::ABSOLUTE_REF) , TBZNZ ) |
78 | ARD(CONDBR19 , STATIC , CFLOW , N, -1, 20,20 , 2,20 , (Symbol::FUNCTION_CALL|Symbol::ABSOLUTE_REF) , CONDB ) | |
83a01957 HS |
79 | ARD(CALL26 , STATIC , CFLOW , Y, -1, 27,27 , 2,27 , (Symbol::FUNCTION_CALL|Symbol::RELATIVE_REF) , CALL ) |
80 | ARD(JUMP26 , STATIC , CFLOW , Y, -1, 27,27 , 2,27 , (Symbol::FUNCTION_CALL|Symbol::RELATIVE_REF) , B ) | |
9363c7c3 JY |
81 | // Above is from Table 4-10, Relocations for control-flow instructions, |
82 | // 279-283. | |
83 | ||
9726c3c1 HS |
84 | ARD(TLSGD_ADR_PAGE21 , STATIC , AARCH64 , Y, -1, 32,32 , 12,32 , Symbol::TLS_REF , ADRP ) |
85 | ARD(TLSGD_ADD_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::TLS_REF , ADD ) | |
86 | // Above is from Table 4-15, General Dynamic TLS relocations, 512-516. | |
87 | ||
88 | ARD(TLSLD_ADR_PAGE21 , STATIC , AARCH64 , Y, -1, 32,32 , 12,32 , Symbol::TLS_REF , ADRP ) | |
89 | ARD(TLSLD_ADD_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::TLS_REF , ADD ) | |
90 | ARD(TLSLD_MOVW_DTPREL_G1 , STATIC , AARCH64 , Y, 1, 32,32 , 16,31 , Symbol::TLS_REF , ADRP ) | |
91 | ARD(TLSLD_MOVW_DTPREL_G0_NC , STATIC , AARCH64 , Y, 0, 0,0 , 0,15 , Symbol::TLS_REF , MOVW ) | |
6b0ad2eb JY |
92 | ARD(TLSLD_ADD_DTPREL_HI12 , STATIC , AARCH64 , Y, -1, 0,24 , 12,23 , Symbol::TLS_REF , ADD ) |
93 | ARD(TLSLD_ADD_DTPREL_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::TLS_REF , ADD ) | |
9726c3c1 HS |
94 | // Above is from Table 4-16, Local Dynamic TLS relocations, 517-573. |
95 | ||
96 | ARD(TLSIE_MOVW_GOTTPREL_G1 , STATIC , AARCH64 , N, -1, 32,32 , 16,31 , Symbol::TLS_REF , MOVW ) | |
97 | ARD(TLSIE_MOVW_GOTTPREL_G0_NC , STATIC , AARCH64 , N, -1, 0,0 , 0,15 , Symbol::TLS_REF , MOVW ) | |
98 | ARD(TLSIE_ADR_GOTTPREL_PAGE21 , STATIC , AARCH64 , Y, -1, 32,32 , 12,32 , Symbol::TLS_REF , ADRP ) | |
99 | ARD(TLSIE_LD64_GOTTPREL_LO12_NC , STATIC , AARCH64 , Y, -1, 0,RL_CHECK_ALIGN8 , 3,11 , Symbol::TLS_REF , LDST ) | |
100 | ARD(TLSIE_LD_GOTTPREL_PREL19 , STATIC , AARCH64 , N, -1, 20,20 , 2,20 , Symbol::TLS_REF , LD ) | |
9363c7c3 JY |
101 | // Above is from Table 4-17, Initial Exec TLS relocations, 539-543. |
102 | ||
1a920511 JY |
103 | ARD(TLSLE_MOVW_TPREL_G2 , STATIC , AARCH64 , Y, 2, 48,48 , 32,47 , Symbol::TLS_REF , MOVW ) |
104 | ARD(TLSLE_MOVW_TPREL_G1 , STATIC , AARCH64 , Y, 1, 32,32 , 16,31 , Symbol::TLS_REF , MOVW ) | |
105 | ARD(TLSLE_MOVW_TPREL_G1_NC , STATIC , AARCH64 , Y, 1, 0,0 , 16,31 , Symbol::TLS_REF , MOVW ) | |
106 | ARD(TLSLE_MOVW_TPREL_G0 , STATIC , AARCH64 , Y, 0, 16,16 , 0,15 , Symbol::TLS_REF , MOVW ) | |
107 | ARD(TLSLE_MOVW_TPREL_G0_NC , STATIC , AARCH64 , Y, 0, 0,0 , 0,15 , Symbol::TLS_REF , MOVW ) | |
9726c3c1 HS |
108 | ARD(TLSLE_ADD_TPREL_HI12 , STATIC , AARCH64 , Y, -1, 0,24 , 12,23 , Symbol::TLS_REF , ADD ) |
109 | ARD(TLSLE_ADD_TPREL_LO12 , STATIC , AARCH64 , Y, -1, 0,12 , 0,11 , Symbol::TLS_REF , ADD ) | |
110 | ARD(TLSLE_ADD_TPREL_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::TLS_REF , ADD ) | |
e82e6b2b CC |
111 | ARD(TLSLE_LDST8_TPREL_LO12 , STATIC , AARCH64 , Y, -1, 0,12 , 0,11 , Symbol::TLS_REF , LDST ) |
112 | ARD(TLSLE_LDST8_TPREL_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::TLS_REF , LDST ) | |
113 | ARD(TLSLE_LDST16_TPREL_LO12 , STATIC , AARCH64 , Y, -1, 0,12 , 1,11 , Symbol::TLS_REF , LDST ) | |
114 | ARD(TLSLE_LDST16_TPREL_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 1,11 , Symbol::TLS_REF , LDST ) | |
115 | ARD(TLSLE_LDST32_TPREL_LO12 , STATIC , AARCH64 , Y, -1, 0,12 , 2,11 , Symbol::TLS_REF , LDST ) | |
116 | ARD(TLSLE_LDST32_TPREL_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 2,11 , Symbol::TLS_REF , LDST ) | |
117 | ARD(TLSLE_LDST64_TPREL_LO12 , STATIC , AARCH64 , Y, -1, 0,12 , 3,11 , Symbol::TLS_REF , LDST ) | |
118 | ARD(TLSLE_LDST64_TPREL_LO12_NC , STATIC , AARCH64 , Y, -1, 0,0 , 3,11 , Symbol::TLS_REF , LDST ) | |
8e33481e HS |
119 | // Above is from Table 4-18, Local Exec TLS relocations, 544-571. |
120 | ||
9726c3c1 HS |
121 | ARD(TLSDESC_ADR_PAGE21 , STATIC , AARCH64 , Y, -1, 32,32 , 12,32 , Symbol::TLS_REF , ADRP ) |
122 | ARD(TLSDESC_LD64_LO12 , STATIC , AARCH64 , Y, -1, 0,RL_CHECK_ALIGN8 , 3,11 , Symbol::TLS_REF , LDST ) | |
123 | ARD(TLSDESC_ADD_LO12 , STATIC , AARCH64 , Y, -1, 0,0 , 0,11 , Symbol::TLS_REF , ADD ) | |
124 | ARD(TLSDESC_CALL , STATIC , CFLOW , Y, -1, 0,0 , 0,0 , Symbol::TLS_REF , CALL ) | |
3a531937 JY |
125 | // Above is from Table 4-19, TLS descriptor relocations, 560-569. |
126 | ||
9363c7c3 JY |
127 | // Note - |
128 | // A - Checking X, (L,U), if L == 0 && U == 0, no check. Otherwise, L!=0, | |
6223ef94 | 129 | // check that -2^L<=X<2^U. Also an extra alignment check could be embedded |
9363c7c3 | 130 | // into U. |