1*a9fa9459Szrj // arm.h -- ELF definitions specific to EM_ARM -*- C++ -*-
2*a9fa9459Szrj
3*a9fa9459Szrj // Copyright (C) 2009-2016 Free Software Foundation, Inc.
4*a9fa9459Szrj // Written by Doug Kwan <dougkwan@google.com>.
5*a9fa9459Szrj
6*a9fa9459Szrj // This file is part of elfcpp.
7*a9fa9459Szrj
8*a9fa9459Szrj // This program is free software; you can redistribute it and/or
9*a9fa9459Szrj // modify it under the terms of the GNU Library General Public License
10*a9fa9459Szrj // as published by the Free Software Foundation; either version 2, or
11*a9fa9459Szrj // (at your option) any later version.
12*a9fa9459Szrj
13*a9fa9459Szrj // In addition to the permissions in the GNU Library General Public
14*a9fa9459Szrj // License, the Free Software Foundation gives you unlimited
15*a9fa9459Szrj // permission to link the compiled version of this file into
16*a9fa9459Szrj // combinations with other programs, and to distribute those
17*a9fa9459Szrj // combinations without any restriction coming from the use of this
18*a9fa9459Szrj // file. (The Library Public License restrictions do apply in other
19*a9fa9459Szrj // respects; for example, they cover modification of the file, and
20*a9fa9459Szrj // distribution when not linked into a combined executable.)
21*a9fa9459Szrj
22*a9fa9459Szrj // This program is distributed in the hope that it will be useful, but
23*a9fa9459Szrj // WITHOUT ANY WARRANTY; without even the implied warranty of
24*a9fa9459Szrj // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
25*a9fa9459Szrj // Library General Public License for more details.
26*a9fa9459Szrj
27*a9fa9459Szrj // You should have received a copy of the GNU Library General Public
28*a9fa9459Szrj // License along with this program; if not, write to the Free Software
29*a9fa9459Szrj // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
30*a9fa9459Szrj // 02110-1301, USA.
31*a9fa9459Szrj
32*a9fa9459Szrj #ifndef ELFCPP_ARM_H
33*a9fa9459Szrj #define ELFCPP_ARM_H
34*a9fa9459Szrj
35*a9fa9459Szrj // The relocation type information is taken from:
36*a9fa9459Szrj //
37*a9fa9459Szrj // ELF for the ARM Architecture
38*a9fa9459Szrj // Document number: ARM IHI 0044C, current through ABI release 2.07
39*a9fa9459Szrj // Date of Issue: 10th October, 2008
40*a9fa9459Szrj //
41*a9fa9459Szrj
42*a9fa9459Szrj namespace elfcpp
43*a9fa9459Szrj {
44*a9fa9459Szrj
45*a9fa9459Szrj //
46*a9fa9459Szrj // ARM Relocations Codes
47*a9fa9459Szrj //
48*a9fa9459Szrj
49*a9fa9459Szrj // Operation notes:
50*a9fa9459Szrj // S: Address of the symbol.
51*a9fa9459Szrj // A: Addend for relocation.
52*a9fa9459Szrj // P: Address of the place being relocated.
53*a9fa9459Szrj // Pa: Adjusted address of the place being relocated (P & 0xfffffffc)
54*a9fa9459Szrj // T: is 1 if S has type STT_FUNC and the symbol addresses a Thumb
55*a9fa9459Szrj // instruction.Thumb-bit; it is 0 otherwise.
56*a9fa9459Szrj // B(S): Addressing origin of the output segment defining S.
57*a9fa9459Szrj // GOT_ORG: Addressing origin of the Global Offset Table.
58*a9fa9459Szrj // GOT(S): Address of the GOT entry for S.
59*a9fa9459Szrj //
60*a9fa9459Szrj
61*a9fa9459Szrj enum
62*a9fa9459Szrj {
63*a9fa9459Szrj // Type Class Operation
64*a9fa9459Szrj // ------------------------------
65*a9fa9459Szrj R_ARM_NONE = 0, // Static Misc
66*a9fa9459Szrj R_ARM_PC24 = 1, // Deprecated ARM ((S + A) | T) - P
67*a9fa9459Szrj R_ARM_ABS32 = 2, // Static Data (S + A) | T
68*a9fa9459Szrj R_ARM_REL32 = 3, // Static Data ((S + A) | T) - P
69*a9fa9459Szrj R_ARM_LDR_PC_G0 = 4, // Static ARM S + A - P
70*a9fa9459Szrj R_ARM_ABS16 = 5, // Static Data S + A
71*a9fa9459Szrj R_ARM_ABS12 = 6, // Static ARM S + A
72*a9fa9459Szrj R_ARM_THM_ABS5 = 7, // Static Thumb16 S + A
73*a9fa9459Szrj R_ARM_ABS8 = 8, // Static Data S + A
74*a9fa9459Szrj R_ARM_SBREL32 = 9, // Static Data ((S + A) | T) - B(S)
75*a9fa9459Szrj R_ARM_THM_CALL = 10, // Static Thumb32 ((S + A) | T) - P
76*a9fa9459Szrj R_ARM_THM_PC8 = 11, // Static Thumb16
77*a9fa9459Szrj R_ARM_BREL_ADJ = 12, // Dynamic Data DeltaB(S) + A
78*a9fa9459Szrj R_ARM_TLS_DESC = 13, // Dynamic Data
79*a9fa9459Szrj R_ARM_THM_SWI8 = 14, // Obsolete
80*a9fa9459Szrj R_ARM_XPC25 = 15, // Obsolete
81*a9fa9459Szrj R_ARM_THM_XPC22 = 16, // Obsolete
82*a9fa9459Szrj R_ARM_TLS_DTPMOD32 = 17, // Dynamic Data Module(S)
83*a9fa9459Szrj R_ARM_TLS_DTPOFF32 = 18, // Dynamic Data S + A - TLS
84*a9fa9459Szrj R_ARM_TLS_TPOFF32 = 19, // Dynamic Data S + A - tp
85*a9fa9459Szrj R_ARM_COPY = 20, // Dynamic Misc
86*a9fa9459Szrj R_ARM_GLOB_DAT = 21, // Dynamic Data (S + A) | T
87*a9fa9459Szrj R_ARM_JUMP_SLOT = 22, // Dynamic Data (S + A) | T
88*a9fa9459Szrj R_ARM_RELATIVE = 23, // Dynamic Data B(S) + A
89*a9fa9459Szrj R_ARM_GOTOFF32 = 24, // Static Data (((S + A) | T) - GOT_ORG
90*a9fa9459Szrj R_ARM_BASE_PREL = 25, // Static Data B(S) + A - P
91*a9fa9459Szrj R_ARM_GOT_BREL = 26, // Static Data GOT(S) + A - GOT_ORG
92*a9fa9459Szrj R_ARM_PLT32 = 27, // Deprecated ARM ((S + A) | T) - P
93*a9fa9459Szrj R_ARM_CALL = 28, // Static ARM ((S + A) | T) - P
94*a9fa9459Szrj R_ARM_JUMP24 = 29, // Static ARM ((S + A) | T) - P
95*a9fa9459Szrj R_ARM_THM_JUMP24 = 30, // Static Thumb32 ((S + A) | T) - P
96*a9fa9459Szrj R_ARM_BASE_ABS = 31, // Static Data B(S) + A
97*a9fa9459Szrj R_ARM_ALU_PCREL_7_0 = 32, // Obsolete
98*a9fa9459Szrj R_ARM_ALU_PCREL_15_8 = 33, // Obsolete
99*a9fa9459Szrj R_ARM_ALU_PCREL_23_15 = 34, // Obsolete
100*a9fa9459Szrj R_ARM_LDR_SBREL_11_0_NC = 35, // Deprecated ARM S + A - B(S)
101*a9fa9459Szrj R_ARM_ALU_SBREL_19_12_NC = 36,// Deprecated ARM S + A - B(S)
102*a9fa9459Szrj R_ARM_ALU_SBREL_27_20_CK = 37,// Deprecated ARM S + A - B(S)
103*a9fa9459Szrj R_ARM_TARGET1 = 38, // Data Misc (S + A) | T or
104*a9fa9459Szrj // ((S + A) | T) - P
105*a9fa9459Szrj R_ARM_SBREL31 = 39, // Deprecated Data ((S + A) | T) - B(S)
106*a9fa9459Szrj R_ARM_V4BX = 40, // Static Misc
107*a9fa9459Szrj R_ARM_TARGET2 = 41, // Static Misc
108*a9fa9459Szrj R_ARM_PREL31 = 42, // Static Data ((S + A) | T) - P
109*a9fa9459Szrj R_ARM_MOVW_ABS_NC = 43, // Static ARM (S + A) | T
110*a9fa9459Szrj R_ARM_MOVT_ABS = 44, // Static ARM S + A
111*a9fa9459Szrj R_ARM_MOVW_PREL_NC = 45, // Static ARM ((S + A) | T) - P
112*a9fa9459Szrj R_ARM_MOVT_PREL = 46, // Static ARM S + A - P
113*a9fa9459Szrj R_ARM_THM_MOVW_ABS_NC = 47, // Static Thumb32 (S + A) | T
114*a9fa9459Szrj R_ARM_THM_MOVT_ABS = 48, // Static Thumb32 S + A - P
115*a9fa9459Szrj R_ARM_THM_MOVW_PREL_NC = 49, // Static Thumb32 ((S + A) | T) - P
116*a9fa9459Szrj R_ARM_THM_MOVT_PREL = 50, // Static Thumb32 S + A - P
117*a9fa9459Szrj R_ARM_THM_JUMP19 = 51, // Static Thumb32 ((S + A) | T) - P
118*a9fa9459Szrj R_ARM_THM_JUMP6 = 52, // Static Thumb16 S + A - P
119*a9fa9459Szrj R_ARM_THM_ALU_PREL_11_0 = 53, // Static Thumb32 ((S + A) | T) - Pa
120*a9fa9459Szrj R_ARM_THM_PC12 = 54, // Static Thumb32 S + A - Pa
121*a9fa9459Szrj R_ARM_ABS32_NOI = 55, // Static Data S + A
122*a9fa9459Szrj R_ARM_REL32_NOI = 56, // Static Data S + A - P
123*a9fa9459Szrj R_ARM_ALU_PC_G0_NC = 57, // Static ARM ((S + A) | T) - P
124*a9fa9459Szrj R_ARM_ALU_PC_G0 = 58, // Static ARM ((S + A) | T) - P
125*a9fa9459Szrj R_ARM_ALU_PC_G1_NC = 59, // Static ARM ((S + A) | T) - P
126*a9fa9459Szrj R_ARM_ALU_PC_G1 = 60, // Static ARM ((S + A) | T) - P
127*a9fa9459Szrj R_ARM_ALU_PC_G2 = 61, // Static ARM ((S + A) | T) - P
128*a9fa9459Szrj R_ARM_LDR_PC_G1 = 62, // Static ARM S + A - P
129*a9fa9459Szrj R_ARM_LDR_PC_G2 = 63, // Static ARM S + A - P
130*a9fa9459Szrj R_ARM_LDRS_PC_G0 = 64, // Static ARM S + A - P
131*a9fa9459Szrj R_ARM_LDRS_PC_G1 = 65, // Static ARM S + A - P
132*a9fa9459Szrj R_ARM_LDRS_PC_G2 = 66, // Static ARM S + A - P
133*a9fa9459Szrj R_ARM_LDC_PC_G0 = 67, // Static ARM S + A - P
134*a9fa9459Szrj R_ARM_LDC_PC_G1 = 68, // Static ARM S + A - P
135*a9fa9459Szrj R_ARM_LDC_PC_G2 = 69, // Static ARM S + A - P
136*a9fa9459Szrj R_ARM_ALU_SB_G0_NC = 70, // Static ARM ((S + A) | T) - B(S)
137*a9fa9459Szrj R_ARM_ALU_SB_G0 = 71, // Static ARM ((S + A) | T) - B(S)
138*a9fa9459Szrj R_ARM_ALU_SB_G1_NC = 72, // Static ARM ((S + A) | T) - B(S)
139*a9fa9459Szrj R_ARM_ALU_SB_G1 = 73, // Static ARM ((S + A) | T) - B(S)
140*a9fa9459Szrj R_ARM_ALU_SB_G2 = 74, // Static ARM ((S + A) | T) - B(S)
141*a9fa9459Szrj R_ARM_LDR_SB_G0 = 75, // Static ARM S + A - B(S)
142*a9fa9459Szrj R_ARM_LDR_SB_G1 = 76, // Static ARM S + A - B(S)
143*a9fa9459Szrj R_ARM_LDR_SB_G2 = 77, // Static ARM S + A - B(S)
144*a9fa9459Szrj R_ARM_LDRS_SB_G0 = 78, // Static ARM S + A - B(S)
145*a9fa9459Szrj R_ARM_LDRS_SB_G1 = 79, // Static ARM S + A - B(S)
146*a9fa9459Szrj R_ARM_LDRS_SB_G2 = 80, // Static ARM S + A - B(S)
147*a9fa9459Szrj R_ARM_LDC_SB_G0 = 81, // Static ARM S + A - B(S)
148*a9fa9459Szrj R_ARM_LDC_SB_G1 = 82, // Static ARM S + A - B(S)
149*a9fa9459Szrj R_ARM_LDC_SB_G2 = 83, // Static ARM S + A - B(S)
150*a9fa9459Szrj R_ARM_MOVW_BREL_NC = 84, // Static ARM ((S + A) | T) - B(S)
151*a9fa9459Szrj R_ARM_MOVT_BREL = 85, // Static ARM S + A - B(S)
152*a9fa9459Szrj R_ARM_MOVW_BREL = 86, // Static ARM ((S + A) | T) - B(S)
153*a9fa9459Szrj R_ARM_THM_MOVW_BREL_NC = 87, // Static Thumb32 ((S + A) | T) - B(S)
154*a9fa9459Szrj R_ARM_THM_MOVT_BREL = 88, // Static Thumb32 S + A - B(S)
155*a9fa9459Szrj R_ARM_THM_MOVW_BREL = 89, // Static Thumb32 ((S + A) | T) - B(S)
156*a9fa9459Szrj R_ARM_TLS_GOTDESC = 90, // Static Data
157*a9fa9459Szrj R_ARM_TLS_CALL = 91, // Static ARM
158*a9fa9459Szrj R_ARM_TLS_DESCSEQ = 92, // Static ARM TLS relaxation
159*a9fa9459Szrj R_ARM_THM_TLS_CALL = 93, // Static Thumb32
160*a9fa9459Szrj R_ARM_PLT32_ABS = 94, // Static Data PLT(S) + A
161*a9fa9459Szrj R_ARM_GOT_ABS = 95, // Static Data GOT(S) + A
162*a9fa9459Szrj R_ARM_GOT_PREL = 96, // Static Data GOT(S) + A - P
163*a9fa9459Szrj R_ARM_GOT_BREL12 = 97, // Static ARM GOT(S) + A - GOT_ORG
164*a9fa9459Szrj R_ARM_GOTOFF12 = 98, // Static ARM S + A - GOT_ROG
165*a9fa9459Szrj R_ARM_GOTRELAX = 99, // Static Misc
166*a9fa9459Szrj R_ARM_GNU_VTENTRY = 100, // Deprecated Data
167*a9fa9459Szrj R_ARM_GNU_VTINHERIT = 101, // Deprecated Data
168*a9fa9459Szrj R_ARM_THM_JUMP11 = 102, // Static Thumb16 S + A - P
169*a9fa9459Szrj R_ARM_THM_JUMP8 = 103, // Static Thumb16 S + A - P
170*a9fa9459Szrj R_ARM_TLS_GD32 = 104, // Static Data GOT(S) + A - P
171*a9fa9459Szrj R_ARM_TLS_LDM32 = 105, // Static Data GOT(S) + A - P
172*a9fa9459Szrj R_ARM_TLS_LDO32 = 106, // Static Data S + A - TLS
173*a9fa9459Szrj R_ARM_TLS_IE32 = 107, // Static Data GOT(S) + A - P
174*a9fa9459Szrj R_ARM_TLS_LE32 = 108, // Static Data S + A - tp
175*a9fa9459Szrj R_ARM_TLS_LDO12 = 109, // Static ARM S + A - TLS
176*a9fa9459Szrj R_ARM_TLS_LE12 = 110, // Static ARM S + A - tp
177*a9fa9459Szrj R_ARM_TLS_IE12GP = 111, // Static ARM GOT(S) + A - GOT_ORG
178*a9fa9459Szrj R_ARM_PRIVATE_0 = 112, // Private (n = 0, 1, ... 15)
179*a9fa9459Szrj R_ARM_PRIVATE_1 = 113,
180*a9fa9459Szrj R_ARM_PRIVATE_2 = 114,
181*a9fa9459Szrj R_ARM_PRIVATE_3 = 115,
182*a9fa9459Szrj R_ARM_PRIVATE_4 = 116,
183*a9fa9459Szrj R_ARM_PRIVATE_5 = 117,
184*a9fa9459Szrj R_ARM_PRIVATE_6 = 118,
185*a9fa9459Szrj R_ARM_PRIVATE_7 = 119,
186*a9fa9459Szrj R_ARM_PRIVATE_8 = 120,
187*a9fa9459Szrj R_ARM_PRIVATE_9 = 121,
188*a9fa9459Szrj R_ARM_PRIVATE_10 = 122,
189*a9fa9459Szrj R_ARM_PRIVATE_11 = 123,
190*a9fa9459Szrj R_ARM_PRIVATE_12 = 124,
191*a9fa9459Szrj R_ARM_PRIVATE_13 = 125,
192*a9fa9459Szrj R_ARM_PRIVATE_14 = 126,
193*a9fa9459Szrj R_ARM_PRIVATE_15 = 127,
194*a9fa9459Szrj R_ARM_ME_TOO = 128, // Obsolete
195*a9fa9459Szrj R_ARM_THM_TLS_DESCSEQ16 = 129,// Static Thumb16
196*a9fa9459Szrj R_ARM_THM_TLS_DESCSEQ32 = 130,// Static Thumb32
197*a9fa9459Szrj // 131 - 139 Unallocated
198*a9fa9459Szrj // 140 - 159 Dynamic Reserved for future allocation
199*a9fa9459Szrj R_ARM_IRELATIVE = 160, // Dynamic
200*a9fa9459Szrj // 161 - 255 Unallocated
201*a9fa9459Szrj };
202*a9fa9459Szrj
203*a9fa9459Szrj // e_flags values used for ARM. We only support flags defined in AAELF.
204*a9fa9459Szrj
205*a9fa9459Szrj enum
206*a9fa9459Szrj {
207*a9fa9459Szrj EF_ARM_BE8 = 0x00800000,
208*a9fa9459Szrj
209*a9fa9459Szrj // Mask to extract EABI version, not really a flag value.
210*a9fa9459Szrj EF_ARM_EABIMASK = 0xFF000000,
211*a9fa9459Szrj
212*a9fa9459Szrj EF_ARM_EABI_UNKNOWN = 0x00000000,
213*a9fa9459Szrj EF_ARM_EABI_VER1 = 0x01000000,
214*a9fa9459Szrj EF_ARM_EABI_VER2 = 0x02000000,
215*a9fa9459Szrj EF_ARM_EABI_VER3 = 0x03000000,
216*a9fa9459Szrj EF_ARM_EABI_VER4 = 0x04000000,
217*a9fa9459Szrj EF_ARM_EABI_VER5 = 0x05000000,
218*a9fa9459Szrj };
219*a9fa9459Szrj
220*a9fa9459Szrj // Extract EABI version from flags.
221*a9fa9459Szrj
222*a9fa9459Szrj inline Elf_Word
arm_eabi_version(Elf_Word flags)223*a9fa9459Szrj arm_eabi_version(Elf_Word flags)
224*a9fa9459Szrj { return flags & EF_ARM_EABIMASK; }
225*a9fa9459Szrj
226*a9fa9459Szrj // EABI_VER5 e_flags values for identifying soft- and hard-float ABI
227*a9fa9459Szrj // choice.
228*a9fa9459Szrj enum
229*a9fa9459Szrj {
230*a9fa9459Szrj EF_ARM_ABI_FLOAT_SOFT = 0x200,
231*a9fa9459Szrj EF_ARM_ABI_FLOAT_HARD = 0x400,
232*a9fa9459Szrj };
233*a9fa9459Szrj
234*a9fa9459Szrj // Values for the Tag_CPU_arch EABI attribute.
235*a9fa9459Szrj enum
236*a9fa9459Szrj {
237*a9fa9459Szrj TAG_CPU_ARCH_PRE_V4,
238*a9fa9459Szrj TAG_CPU_ARCH_V4,
239*a9fa9459Szrj TAG_CPU_ARCH_V4T,
240*a9fa9459Szrj TAG_CPU_ARCH_V5T,
241*a9fa9459Szrj TAG_CPU_ARCH_V5TE,
242*a9fa9459Szrj TAG_CPU_ARCH_V5TEJ,
243*a9fa9459Szrj TAG_CPU_ARCH_V6,
244*a9fa9459Szrj TAG_CPU_ARCH_V6KZ,
245*a9fa9459Szrj TAG_CPU_ARCH_V6T2,
246*a9fa9459Szrj TAG_CPU_ARCH_V6K,
247*a9fa9459Szrj TAG_CPU_ARCH_V7,
248*a9fa9459Szrj TAG_CPU_ARCH_V6_M,
249*a9fa9459Szrj TAG_CPU_ARCH_V6S_M,
250*a9fa9459Szrj TAG_CPU_ARCH_V7E_M,
251*a9fa9459Szrj TAG_CPU_ARCH_V8,
252*a9fa9459Szrj MAX_TAG_CPU_ARCH = TAG_CPU_ARCH_V8,
253*a9fa9459Szrj // Pseudo-architecture to allow objects to be compatible with the subset of
254*a9fa9459Szrj // armv4t and armv6-m. This value should never be stored in object files.
255*a9fa9459Szrj TAG_CPU_ARCH_V4T_PLUS_V6_M = (MAX_TAG_CPU_ARCH + 1)
256*a9fa9459Szrj };
257*a9fa9459Szrj
258*a9fa9459Szrj // EABI object attributes.
259*a9fa9459Szrj enum
260*a9fa9459Szrj {
261*a9fa9459Szrj // 0-3 are generic.
262*a9fa9459Szrj Tag_CPU_raw_name = 4,
263*a9fa9459Szrj Tag_CPU_name = 5,
264*a9fa9459Szrj Tag_CPU_arch = 6,
265*a9fa9459Szrj Tag_CPU_arch_profile = 7,
266*a9fa9459Szrj Tag_ARM_ISA_use = 8,
267*a9fa9459Szrj Tag_THUMB_ISA_use = 9,
268*a9fa9459Szrj Tag_FP_arch = 10,
269*a9fa9459Szrj Tag_WMMX_arch = 11,
270*a9fa9459Szrj Tag_Advanced_SIMD_arch = 12,
271*a9fa9459Szrj Tag_PCS_config = 13,
272*a9fa9459Szrj Tag_ABI_PCS_R9_use = 14,
273*a9fa9459Szrj Tag_ABI_PCS_RW_data = 15,
274*a9fa9459Szrj Tag_ABI_PCS_RO_data = 16,
275*a9fa9459Szrj Tag_ABI_PCS_GOT_use = 17,
276*a9fa9459Szrj Tag_ABI_PCS_wchar_t = 18,
277*a9fa9459Szrj Tag_ABI_FP_rounding = 19,
278*a9fa9459Szrj Tag_ABI_FP_denormal = 20,
279*a9fa9459Szrj Tag_ABI_FP_exceptions = 21,
280*a9fa9459Szrj Tag_ABI_FP_user_exceptions = 22,
281*a9fa9459Szrj Tag_ABI_FP_number_model = 23,
282*a9fa9459Szrj Tag_ABI_align_needed = 24,
283*a9fa9459Szrj Tag_ABI_align_preserved = 25,
284*a9fa9459Szrj Tag_ABI_enum_size = 26,
285*a9fa9459Szrj Tag_ABI_HardFP_use = 27,
286*a9fa9459Szrj Tag_ABI_VFP_args = 28,
287*a9fa9459Szrj Tag_ABI_WMMX_args = 29,
288*a9fa9459Szrj Tag_ABI_optimization_goals = 30,
289*a9fa9459Szrj Tag_ABI_FP_optimization_goals = 31,
290*a9fa9459Szrj // 32 is generic (Tag_compatibility).
291*a9fa9459Szrj Tag_undefined33 = 33,
292*a9fa9459Szrj Tag_CPU_unaligned_access = 34,
293*a9fa9459Szrj Tag_undefined35 = 35,
294*a9fa9459Szrj Tag_FP_HP_extension = 36,
295*a9fa9459Szrj Tag_undefined37 = 37,
296*a9fa9459Szrj Tag_ABI_FP_16bit_format = 38,
297*a9fa9459Szrj Tag_undefined39 = 39,
298*a9fa9459Szrj Tag_undefined40 = 40,
299*a9fa9459Szrj Tag_undefined41 = 41,
300*a9fa9459Szrj Tag_MPextension_use = 42,
301*a9fa9459Szrj Tag_undefined43 = 43,
302*a9fa9459Szrj Tag_DIV_use = 44,
303*a9fa9459Szrj Tag_nodefaults = 64,
304*a9fa9459Szrj Tag_also_compatible_with = 65,
305*a9fa9459Szrj Tag_T2EE_use = 66,
306*a9fa9459Szrj Tag_conformance = 67,
307*a9fa9459Szrj Tag_Virtualization_use = 68,
308*a9fa9459Szrj Tag_undefined69 = 69,
309*a9fa9459Szrj Tag_MPextension_use_legacy = 70,
310*a9fa9459Szrj
311*a9fa9459Szrj // The following tags are legacy names for other tags.
312*a9fa9459Szrj Tag_VFP_arch = Tag_FP_arch,
313*a9fa9459Szrj Tag_ABI_align8_needed = Tag_ABI_align_needed,
314*a9fa9459Szrj Tag_ABI_align8_preserved = Tag_ABI_align_preserved,
315*a9fa9459Szrj Tag_VFP_HP_extension = Tag_FP_HP_extension
316*a9fa9459Szrj };
317*a9fa9459Szrj
318*a9fa9459Szrj // Values for Tag_ABI_PCS_R9_use.
319*a9fa9459Szrj enum
320*a9fa9459Szrj {
321*a9fa9459Szrj AEABI_R9_V6 = 0,
322*a9fa9459Szrj AEABI_R9_SB = 1,
323*a9fa9459Szrj AEABI_R9_TLS = 2,
324*a9fa9459Szrj AEABI_R9_unused = 3
325*a9fa9459Szrj };
326*a9fa9459Szrj
327*a9fa9459Szrj // Values for Tag_ABI_PCS_RW_data.
328*a9fa9459Szrj enum
329*a9fa9459Szrj {
330*a9fa9459Szrj AEABI_PCS_RW_data_absolute = 0,
331*a9fa9459Szrj AEABI_PCS_RW_data_PCrel = 1,
332*a9fa9459Szrj AEABI_PCS_RW_data_SBrel = 2,
333*a9fa9459Szrj AEABI_PCS_RW_data_unused = 3
334*a9fa9459Szrj };
335*a9fa9459Szrj
336*a9fa9459Szrj // Values for Tag_ABI_enum_size.
337*a9fa9459Szrj enum
338*a9fa9459Szrj {
339*a9fa9459Szrj AEABI_enum_unused = 0,
340*a9fa9459Szrj AEABI_enum_short = 1,
341*a9fa9459Szrj AEABI_enum_wide = 2,
342*a9fa9459Szrj AEABI_enum_forced_wide = 3
343*a9fa9459Szrj };
344*a9fa9459Szrj
345*a9fa9459Szrj // Values for Tag_ABI_FP_number_model.
346*a9fa9459Szrj enum
347*a9fa9459Szrj {
348*a9fa9459Szrj AEABI_FP_number_model_none = 0,
349*a9fa9459Szrj AEABI_FP_number_model_ieee754_number = 1,
350*a9fa9459Szrj AEABI_FP_number_model_rtabi = 2,
351*a9fa9459Szrj AEABI_FP_number_model_ieee754_all = 3
352*a9fa9459Szrj };
353*a9fa9459Szrj
354*a9fa9459Szrj // Values for Tag_ABI_VFP_args.
355*a9fa9459Szrj enum
356*a9fa9459Szrj {
357*a9fa9459Szrj AEABI_VFP_args_base = 0,
358*a9fa9459Szrj AEABI_VFP_args_vfp = 1,
359*a9fa9459Szrj AEABI_VFP_args_toolchain = 2,
360*a9fa9459Szrj AEABI_VFP_args_compatible = 3
361*a9fa9459Szrj };
362*a9fa9459Szrj
363*a9fa9459Szrj // For Exception Index Table. (Exception handling ABI for the ARM
364*a9fa9459Szrj // architectue, Section 5)
365*a9fa9459Szrj enum
366*a9fa9459Szrj {
367*a9fa9459Szrj EXIDX_CANTUNWIND = 1,
368*a9fa9459Szrj };
369*a9fa9459Szrj
370*a9fa9459Szrj } // End namespace elfcpp.
371*a9fa9459Szrj
372*a9fa9459Szrj #endif // !defined(ELFCPP_ARM_H)
373