elf_powerpc.h 13 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
  2. /*
  3. * ELF register definitions..
  4. *
  5. * This program is free software; you can redistribute it and/or
  6. * modify it under the terms of the GNU General Public License
  7. * as published by the Free Software Foundation; either version
  8. * 2 of the License, or (at your option) any later version.
  9. */
  10. #ifndef _ASM_POWERPC_ELF_H
  11. #define _ASM_POWERPC_ELF_H
  12. #include <linux/types.h>
  13. #include <asm/ptrace.h>
  14. #include <asm/cputable.h>
  15. #include <asm/auxvec.h>
  16. /* PowerPC relocations defined by the ABIs */
  17. #define R_PPC_NONE 0
  18. #define R_PPC_ADDR32 1 /* 32bit absolute address */
  19. #define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */
  20. #define R_PPC_ADDR16 3 /* 16bit absolute address */
  21. #define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */
  22. #define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */
  23. #define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */
  24. #define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */
  25. #define R_PPC_ADDR14_BRTAKEN 8
  26. #define R_PPC_ADDR14_BRNTAKEN 9
  27. #define R_PPC_REL24 10 /* PC relative 26 bit */
  28. #define R_PPC_REL14 11 /* PC relative 16 bit */
  29. #define R_PPC_REL14_BRTAKEN 12
  30. #define R_PPC_REL14_BRNTAKEN 13
  31. #define R_PPC_GOT16 14
  32. #define R_PPC_GOT16_LO 15
  33. #define R_PPC_GOT16_HI 16
  34. #define R_PPC_GOT16_HA 17
  35. #define R_PPC_PLTREL24 18
  36. #define R_PPC_COPY 19
  37. #define R_PPC_GLOB_DAT 20
  38. #define R_PPC_JMP_SLOT 21
  39. #define R_PPC_RELATIVE 22
  40. #define R_PPC_LOCAL24PC 23
  41. #define R_PPC_UADDR32 24
  42. #define R_PPC_UADDR16 25
  43. #define R_PPC_REL32 26
  44. #define R_PPC_PLT32 27
  45. #define R_PPC_PLTREL32 28
  46. #define R_PPC_PLT16_LO 29
  47. #define R_PPC_PLT16_HI 30
  48. #define R_PPC_PLT16_HA 31
  49. #define R_PPC_SDAREL16 32
  50. #define R_PPC_SECTOFF 33
  51. #define R_PPC_SECTOFF_LO 34
  52. #define R_PPC_SECTOFF_HI 35
  53. #define R_PPC_SECTOFF_HA 36
  54. /* PowerPC relocations defined for the TLS access ABI. */
  55. #define R_PPC_TLS 67 /* none (sym+add)@tls */
  56. #define R_PPC_DTPMOD32 68 /* word32 (sym+add)@dtpmod */
  57. #define R_PPC_TPREL16 69 /* half16* (sym+add)@tprel */
  58. #define R_PPC_TPREL16_LO 70 /* half16 (sym+add)@tprel@l */
  59. #define R_PPC_TPREL16_HI 71 /* half16 (sym+add)@tprel@h */
  60. #define R_PPC_TPREL16_HA 72 /* half16 (sym+add)@tprel@ha */
  61. #define R_PPC_TPREL32 73 /* word32 (sym+add)@tprel */
  62. #define R_PPC_DTPREL16 74 /* half16* (sym+add)@dtprel */
  63. #define R_PPC_DTPREL16_LO 75 /* half16 (sym+add)@dtprel@l */
  64. #define R_PPC_DTPREL16_HI 76 /* half16 (sym+add)@dtprel@h */
  65. #define R_PPC_DTPREL16_HA 77 /* half16 (sym+add)@dtprel@ha */
  66. #define R_PPC_DTPREL32 78 /* word32 (sym+add)@dtprel */
  67. #define R_PPC_GOT_TLSGD16 79 /* half16* (sym+add)@got@tlsgd */
  68. #define R_PPC_GOT_TLSGD16_LO 80 /* half16 (sym+add)@got@tlsgd@l */
  69. #define R_PPC_GOT_TLSGD16_HI 81 /* half16 (sym+add)@got@tlsgd@h */
  70. #define R_PPC_GOT_TLSGD16_HA 82 /* half16 (sym+add)@got@tlsgd@ha */
  71. #define R_PPC_GOT_TLSLD16 83 /* half16* (sym+add)@got@tlsld */
  72. #define R_PPC_GOT_TLSLD16_LO 84 /* half16 (sym+add)@got@tlsld@l */
  73. #define R_PPC_GOT_TLSLD16_HI 85 /* half16 (sym+add)@got@tlsld@h */
  74. #define R_PPC_GOT_TLSLD16_HA 86 /* half16 (sym+add)@got@tlsld@ha */
  75. #define R_PPC_GOT_TPREL16 87 /* half16* (sym+add)@got@tprel */
  76. #define R_PPC_GOT_TPREL16_LO 88 /* half16 (sym+add)@got@tprel@l */
  77. #define R_PPC_GOT_TPREL16_HI 89 /* half16 (sym+add)@got@tprel@h */
  78. #define R_PPC_GOT_TPREL16_HA 90 /* half16 (sym+add)@got@tprel@ha */
  79. #define R_PPC_GOT_DTPREL16 91 /* half16* (sym+add)@got@dtprel */
  80. #define R_PPC_GOT_DTPREL16_LO 92 /* half16* (sym+add)@got@dtprel@l */
  81. #define R_PPC_GOT_DTPREL16_HI 93 /* half16* (sym+add)@got@dtprel@h */
  82. #define R_PPC_GOT_DTPREL16_HA 94 /* half16* (sym+add)@got@dtprel@ha */
  83. /* keep this the last entry. */
  84. #define R_PPC_NUM 95
  85. #define ELF_NGREG 48 /* includes nip, msr, lr, etc. */
  86. #define ELF_NFPREG 33 /* includes fpscr */
  87. #define ELF_NVMX 34 /* includes all vector registers */
  88. #define ELF_NVSX 32 /* includes all VSX registers */
  89. #define ELF_NTMSPRREG 3 /* include tfhar, tfiar, texasr */
  90. #define ELF_NEBB 3 /* includes ebbrr, ebbhr, bescr */
  91. #define ELF_NPMU 5 /* includes siar, sdar, sier, mmcr2, mmcr0 */
  92. #define ELF_NPKEY 3 /* includes amr, iamr, uamor */
  93. #define ELF_NDEXCR 2 /* includes dexcr, hdexcr */
  94. #define ELF_NHASHKEYR 1 /* includes hashkeyr */
  95. typedef unsigned long elf_greg_t64;
  96. typedef elf_greg_t64 elf_gregset_t64[ELF_NGREG];
  97. typedef unsigned int elf_greg_t32;
  98. typedef elf_greg_t32 elf_gregset_t32[ELF_NGREG];
  99. typedef elf_gregset_t32 compat_elf_gregset_t;
  100. /*
  101. * ELF_ARCH, CLASS, and DATA are used to set parameters in the core dumps.
  102. */
  103. #ifdef __powerpc64__
  104. # define ELF_NVRREG32 33 /* includes vscr & vrsave stuffed together */
  105. # define ELF_NVRREG 34 /* includes vscr & vrsave in split vectors */
  106. # define ELF_NVSRHALFREG 32 /* Half the vsx registers */
  107. # define ELF_GREG_TYPE elf_greg_t64
  108. # define ELF_ARCH EM_PPC64
  109. # define ELF_CLASS ELFCLASS64
  110. typedef elf_greg_t64 elf_greg_t;
  111. typedef elf_gregset_t64 elf_gregset_t;
  112. #else
  113. # define ELF_NEVRREG 34 /* includes acc (as 2) */
  114. # define ELF_NVRREG 33 /* includes vscr */
  115. # define ELF_GREG_TYPE elf_greg_t32
  116. # define ELF_ARCH EM_PPC
  117. # define ELF_CLASS ELFCLASS32
  118. typedef elf_greg_t32 elf_greg_t;
  119. typedef elf_gregset_t32 elf_gregset_t;
  120. #endif /* __powerpc64__ */
  121. #ifdef __BIG_ENDIAN__
  122. #define ELF_DATA ELFDATA2MSB
  123. #else
  124. #define ELF_DATA ELFDATA2LSB
  125. #endif
  126. /* Floating point registers */
  127. typedef double elf_fpreg_t;
  128. typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
  129. /* Altivec registers */
  130. /*
  131. * The entries with indexes 0-31 contain the corresponding vector registers.
  132. * The entry with index 32 contains the vscr as the last word (offset 12)
  133. * within the quadword. This allows the vscr to be stored as either a
  134. * quadword (since it must be copied via a vector register to/from storage)
  135. * or as a word.
  136. *
  137. * 64-bit kernel notes: The entry at index 33 contains the vrsave as the first
  138. * word (offset 0) within the quadword.
  139. *
  140. * This definition of the VMX state is compatible with the current PPC32
  141. * ptrace interface. This allows signal handling and ptrace to use the same
  142. * structures. This also simplifies the implementation of a bi-arch
  143. * (combined (32- and 64-bit) gdb.
  144. *
  145. * Note that it's _not_ compatible with 32 bits ucontext which stuffs the
  146. * vrsave along with vscr and so only uses 33 vectors for the register set
  147. */
  148. typedef __vector128 elf_vrreg_t;
  149. typedef elf_vrreg_t elf_vrregset_t[ELF_NVRREG];
  150. #ifdef __powerpc64__
  151. typedef elf_vrreg_t elf_vrregset_t32[ELF_NVRREG32];
  152. typedef elf_fpreg_t elf_vsrreghalf_t32[ELF_NVSRHALFREG];
  153. #endif
  154. /* PowerPC64 relocations defined by the ABIs */
  155. #define R_PPC64_NONE R_PPC_NONE
  156. #define R_PPC64_ADDR32 R_PPC_ADDR32 /* 32bit absolute address. */
  157. #define R_PPC64_ADDR24 R_PPC_ADDR24 /* 26bit address, word aligned. */
  158. #define R_PPC64_ADDR16 R_PPC_ADDR16 /* 16bit absolute address. */
  159. #define R_PPC64_ADDR16_LO R_PPC_ADDR16_LO /* lower 16bits of abs. address. */
  160. #define R_PPC64_ADDR16_HI R_PPC_ADDR16_HI /* high 16bits of abs. address. */
  161. #define R_PPC64_ADDR16_HA R_PPC_ADDR16_HA /* adjusted high 16bits. */
  162. #define R_PPC64_ADDR14 R_PPC_ADDR14 /* 16bit address, word aligned. */
  163. #define R_PPC64_ADDR14_BRTAKEN R_PPC_ADDR14_BRTAKEN
  164. #define R_PPC64_ADDR14_BRNTAKEN R_PPC_ADDR14_BRNTAKEN
  165. #define R_PPC64_REL24 R_PPC_REL24 /* PC relative 26 bit, word aligned. */
  166. #define R_PPC64_REL14 R_PPC_REL14 /* PC relative 16 bit. */
  167. #define R_PPC64_REL14_BRTAKEN R_PPC_REL14_BRTAKEN
  168. #define R_PPC64_REL14_BRNTAKEN R_PPC_REL14_BRNTAKEN
  169. #define R_PPC64_GOT16 R_PPC_GOT16
  170. #define R_PPC64_GOT16_LO R_PPC_GOT16_LO
  171. #define R_PPC64_GOT16_HI R_PPC_GOT16_HI
  172. #define R_PPC64_GOT16_HA R_PPC_GOT16_HA
  173. #define R_PPC64_COPY R_PPC_COPY
  174. #define R_PPC64_GLOB_DAT R_PPC_GLOB_DAT
  175. #define R_PPC64_JMP_SLOT R_PPC_JMP_SLOT
  176. #define R_PPC64_RELATIVE R_PPC_RELATIVE
  177. #define R_PPC64_UADDR32 R_PPC_UADDR32
  178. #define R_PPC64_UADDR16 R_PPC_UADDR16
  179. #define R_PPC64_REL32 R_PPC_REL32
  180. #define R_PPC64_PLT32 R_PPC_PLT32
  181. #define R_PPC64_PLTREL32 R_PPC_PLTREL32
  182. #define R_PPC64_PLT16_LO R_PPC_PLT16_LO
  183. #define R_PPC64_PLT16_HI R_PPC_PLT16_HI
  184. #define R_PPC64_PLT16_HA R_PPC_PLT16_HA
  185. #define R_PPC64_SECTOFF R_PPC_SECTOFF
  186. #define R_PPC64_SECTOFF_LO R_PPC_SECTOFF_LO
  187. #define R_PPC64_SECTOFF_HI R_PPC_SECTOFF_HI
  188. #define R_PPC64_SECTOFF_HA R_PPC_SECTOFF_HA
  189. #define R_PPC64_ADDR30 37 /* word30 (S + A - P) >> 2. */
  190. #define R_PPC64_ADDR64 38 /* doubleword64 S + A. */
  191. #define R_PPC64_ADDR16_HIGHER 39 /* half16 #higher(S + A). */
  192. #define R_PPC64_ADDR16_HIGHERA 40 /* half16 #highera(S + A). */
  193. #define R_PPC64_ADDR16_HIGHEST 41 /* half16 #highest(S + A). */
  194. #define R_PPC64_ADDR16_HIGHESTA 42 /* half16 #highesta(S + A). */
  195. #define R_PPC64_UADDR64 43 /* doubleword64 S + A. */
  196. #define R_PPC64_REL64 44 /* doubleword64 S + A - P. */
  197. #define R_PPC64_PLT64 45 /* doubleword64 L + A. */
  198. #define R_PPC64_PLTREL64 46 /* doubleword64 L + A - P. */
  199. #define R_PPC64_TOC16 47 /* half16* S + A - .TOC. */
  200. #define R_PPC64_TOC16_LO 48 /* half16 #lo(S + A - .TOC.). */
  201. #define R_PPC64_TOC16_HI 49 /* half16 #hi(S + A - .TOC.). */
  202. #define R_PPC64_TOC16_HA 50 /* half16 #ha(S + A - .TOC.). */
  203. #define R_PPC64_TOC 51 /* doubleword64 .TOC. */
  204. #define R_PPC64_PLTGOT16 52 /* half16* M + A. */
  205. #define R_PPC64_PLTGOT16_LO 53 /* half16 #lo(M + A). */
  206. #define R_PPC64_PLTGOT16_HI 54 /* half16 #hi(M + A). */
  207. #define R_PPC64_PLTGOT16_HA 55 /* half16 #ha(M + A). */
  208. #define R_PPC64_ADDR16_DS 56 /* half16ds* (S + A) >> 2. */
  209. #define R_PPC64_ADDR16_LO_DS 57 /* half16ds #lo(S + A) >> 2. */
  210. #define R_PPC64_GOT16_DS 58 /* half16ds* (G + A) >> 2. */
  211. #define R_PPC64_GOT16_LO_DS 59 /* half16ds #lo(G + A) >> 2. */
  212. #define R_PPC64_PLT16_LO_DS 60 /* half16ds #lo(L + A) >> 2. */
  213. #define R_PPC64_SECTOFF_DS 61 /* half16ds* (R + A) >> 2. */
  214. #define R_PPC64_SECTOFF_LO_DS 62 /* half16ds #lo(R + A) >> 2. */
  215. #define R_PPC64_TOC16_DS 63 /* half16ds* (S + A - .TOC.) >> 2. */
  216. #define R_PPC64_TOC16_LO_DS 64 /* half16ds #lo(S + A - .TOC.) >> 2. */
  217. #define R_PPC64_PLTGOT16_DS 65 /* half16ds* (M + A) >> 2. */
  218. #define R_PPC64_PLTGOT16_LO_DS 66 /* half16ds #lo(M + A) >> 2. */
  219. /* PowerPC64 relocations defined for the TLS access ABI. */
  220. #define R_PPC64_TLS 67 /* none (sym+add)@tls */
  221. #define R_PPC64_DTPMOD64 68 /* doubleword64 (sym+add)@dtpmod */
  222. #define R_PPC64_TPREL16 69 /* half16* (sym+add)@tprel */
  223. #define R_PPC64_TPREL16_LO 70 /* half16 (sym+add)@tprel@l */
  224. #define R_PPC64_TPREL16_HI 71 /* half16 (sym+add)@tprel@h */
  225. #define R_PPC64_TPREL16_HA 72 /* half16 (sym+add)@tprel@ha */
  226. #define R_PPC64_TPREL64 73 /* doubleword64 (sym+add)@tprel */
  227. #define R_PPC64_DTPREL16 74 /* half16* (sym+add)@dtprel */
  228. #define R_PPC64_DTPREL16_LO 75 /* half16 (sym+add)@dtprel@l */
  229. #define R_PPC64_DTPREL16_HI 76 /* half16 (sym+add)@dtprel@h */
  230. #define R_PPC64_DTPREL16_HA 77 /* half16 (sym+add)@dtprel@ha */
  231. #define R_PPC64_DTPREL64 78 /* doubleword64 (sym+add)@dtprel */
  232. #define R_PPC64_GOT_TLSGD16 79 /* half16* (sym+add)@got@tlsgd */
  233. #define R_PPC64_GOT_TLSGD16_LO 80 /* half16 (sym+add)@got@tlsgd@l */
  234. #define R_PPC64_GOT_TLSGD16_HI 81 /* half16 (sym+add)@got@tlsgd@h */
  235. #define R_PPC64_GOT_TLSGD16_HA 82 /* half16 (sym+add)@got@tlsgd@ha */
  236. #define R_PPC64_GOT_TLSLD16 83 /* half16* (sym+add)@got@tlsld */
  237. #define R_PPC64_GOT_TLSLD16_LO 84 /* half16 (sym+add)@got@tlsld@l */
  238. #define R_PPC64_GOT_TLSLD16_HI 85 /* half16 (sym+add)@got@tlsld@h */
  239. #define R_PPC64_GOT_TLSLD16_HA 86 /* half16 (sym+add)@got@tlsld@ha */
  240. #define R_PPC64_GOT_TPREL16_DS 87 /* half16ds* (sym+add)@got@tprel */
  241. #define R_PPC64_GOT_TPREL16_LO_DS 88 /* half16ds (sym+add)@got@tprel@l */
  242. #define R_PPC64_GOT_TPREL16_HI 89 /* half16 (sym+add)@got@tprel@h */
  243. #define R_PPC64_GOT_TPREL16_HA 90 /* half16 (sym+add)@got@tprel@ha */
  244. #define R_PPC64_GOT_DTPREL16_DS 91 /* half16ds* (sym+add)@got@dtprel */
  245. #define R_PPC64_GOT_DTPREL16_LO_DS 92 /* half16ds (sym+add)@got@dtprel@l */
  246. #define R_PPC64_GOT_DTPREL16_HI 93 /* half16 (sym+add)@got@dtprel@h */
  247. #define R_PPC64_GOT_DTPREL16_HA 94 /* half16 (sym+add)@got@dtprel@ha */
  248. #define R_PPC64_TPREL16_DS 95 /* half16ds* (sym+add)@tprel */
  249. #define R_PPC64_TPREL16_LO_DS 96 /* half16ds (sym+add)@tprel@l */
  250. #define R_PPC64_TPREL16_HIGHER 97 /* half16 (sym+add)@tprel@higher */
  251. #define R_PPC64_TPREL16_HIGHERA 98 /* half16 (sym+add)@tprel@highera */
  252. #define R_PPC64_TPREL16_HIGHEST 99 /* half16 (sym+add)@tprel@highest */
  253. #define R_PPC64_TPREL16_HIGHESTA 100 /* half16 (sym+add)@tprel@highesta */
  254. #define R_PPC64_DTPREL16_DS 101 /* half16ds* (sym+add)@dtprel */
  255. #define R_PPC64_DTPREL16_LO_DS 102 /* half16ds (sym+add)@dtprel@l */
  256. #define R_PPC64_DTPREL16_HIGHER 103 /* half16 (sym+add)@dtprel@higher */
  257. #define R_PPC64_DTPREL16_HIGHERA 104 /* half16 (sym+add)@dtprel@highera */
  258. #define R_PPC64_DTPREL16_HIGHEST 105 /* half16 (sym+add)@dtprel@highest */
  259. #define R_PPC64_DTPREL16_HIGHESTA 106 /* half16 (sym+add)@dtprel@highesta */
  260. #define R_PPC64_TLSGD 107
  261. #define R_PPC64_TLSLD 108
  262. #define R_PPC64_TOCSAVE 109
  263. #define R_PPC64_REL24_NOTOC 116
  264. #define R_PPC64_ENTRY 118
  265. #define R_PPC64_PCREL34 132
  266. #define R_PPC64_GOT_PCREL34 133
  267. #define R_PPC64_REL16 249
  268. #define R_PPC64_REL16_LO 250
  269. #define R_PPC64_REL16_HI 251
  270. #define R_PPC64_REL16_HA 252
  271. /* Keep this the last entry. */
  272. #define R_PPC64_NUM 253
  273. #endif /* _ASM_POWERPC_ELF_H */