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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *  * Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  *  * Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in
     12  *    the documentation and/or other materials provided with the
     13  *    distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
     19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _AARCH64_ELF_MACHDEP_H_
     30 #define _AARCH64_ELF_MACHDEP_H_
     31 
     32 #if defined(__AARCH64EB__)
     33 #define ELF64_MACHDEP_ENDIANNESS    ELFDATA2MSB
     34 #else
     35 #define ELF64_MACHDEP_ENDIANNESS    ELFDATA2LSB
     36 #endif
     37 
     38 #define ELF64_MACHDEP_ID_CASES                      \
     39     case EM_AARCH64:                                \
     40         break;
     41 
     42 #define ELF64_MACHDEP_ID    EM_AARCH64
     43 
     44 #define ARCH_ELFSIZE        64  /* MD native binary size */
     45 
     46 /* Null relocations */
     47 #define R_ARM_NONE                      0
     48 #define R_AARCH64_NONE                  256
     49 
     50 /* Static Data relocations */
     51 #define R_AARCH64_ABS64                 257
     52 #define R_AARCH64_ABS32                 258
     53 #define R_AARCH64_ABS16                 259
     54 #define R_AARCH64_PREL64                260
     55 #define R_AARCH64_PREL32                261
     56 #define R_AARCH64_PREL16                262
     57 
     58 #define R_AARCH64_MOVW_UABS_G0          263
     59 #define R_AARCH64_MOVW_UABS_G0_NC       264
     60 #define R_AARCH64_MOVW_UABS_G1          265
     61 #define R_AARCH64_MOVW_UABS_G1_NC       266
     62 #define R_AARCH64_MOVW_UABS_G2          267
     63 #define R_AARCH64_MOVW_UABS_G2_NC       268
     64 #define R_AARCH64_MOVW_UABS_G3          269
     65 #define R_AARCH64_MOVW_SABS_G0          270
     66 #define R_AARCH64_MOVW_SABS_G1          271
     67 #define R_AARCH64_MOVW_SABS_G2          272
     68 
     69 /* PC-relative addresses */
     70 #define R_AARCH64_LD_PREL_LO19          273
     71 #define R_AARCH64_ADR_PREL_LO21         274
     72 #define R_AARCH64_ADR_PREL_PG_HI21      275
     73 #define R_AARCH64_ADR_PREL_PG_HI21_NC   276
     74 #define R_AARCH64_ADD_ABS_LO12_NC       277
     75 #define R_AARCH64_LDST8_ABS_LO12_NC     278
     76 
     77 /* Control-flow relocations */
     78 #define R_AARCH64_TSTBR14               279
     79 #define R_AARCH64_CONDBR19              280
     80 #define R_AARCH64_JUMP26                282
     81 #define R_AARCH64_CALL26                283
     82 #define R_AARCH64_LDST16_ABS_LO12_NC    284
     83 #define R_AARCH64_LDST32_ABS_LO12_NC    285
     84 #define R_AARCH64_LDST64_ABS_LO12_NC    286
     85 #define R_AARCH64_LDST128_ABS_LO12_NC   299
     86 
     87 #define R_AARCH64_MOVW_PREL_G0          287
     88 #define R_AARCH64_MOVW_PREL_G0_NC       288
     89 #define R_AARCH64_MOVW_PREL_G1          289
     90 #define R_AARCH64_MOVW_PREL_G1_NC       290
     91 #define R_AARCH64_MOVW_PREL_G2          291
     92 #define R_AARCH64_MOVW_PREL_G2_NC       292
     93 #define R_AARCH64_MOVW_PREL_G3          293
     94 
     95 /* Dynamic relocations */
     96 #define R_AARCH64_COPY                  1024
     97 #define R_AARCH64_GLOB_DAT              1025    /* Create GOT entry.  */
     98 #define R_AARCH64_JUMP_SLOT             1026    /* Create PLT entry.  */
     99 #define R_AARCH64_RELATIVE              1027    /* Adjust by program base.  */
    100 #define R_AARCH64_TLS_TPREL64           1030
    101 #define R_AARCH64_TLS_DTPREL32          1031
    102 #define R_AARCH64_IRELATIVE             1032
    103 
    104 #define R_TYPE(name)        __CONCAT(R_AARCH64_,name)
    105 
    106 #endif /* _AARCH64_ELF_MACHDEP_H_ */
    107