| [444] | 1 | /* M32C ELF support for BFD. |
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| 2 | Copyright (C) 2004, 2010 Free Software Foundation, Inc. |
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| 3 | |
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| 4 | This file is part of BFD, the Binary File Descriptor library. |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 3 of the License, or |
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| 9 | (at your option) any later version. |
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| 10 | |
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| 11 | This program is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with this program; if not, write to the Free Software Foundation, |
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| 18 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
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| 19 | |
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| 20 | #ifndef _ELF_M32C_H |
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| 21 | #define _ELF_M32C_H |
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| 22 | |
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| 23 | #include "elf/reloc-macros.h" |
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| 24 | |
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| 25 | /* Relocations. */ |
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| 26 | START_RELOC_NUMBERS (elf_m32c_reloc_type) |
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| 27 | RELOC_NUMBER (R_M32C_NONE, 0) |
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| 28 | RELOC_NUMBER (R_M32C_16, 1) |
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| 29 | RELOC_NUMBER (R_M32C_24, 2) |
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| 30 | RELOC_NUMBER (R_M32C_32, 3) |
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| 31 | RELOC_NUMBER (R_M32C_8_PCREL, 4) |
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| 32 | RELOC_NUMBER (R_M32C_16_PCREL, 5) |
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| 33 | |
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| 34 | /* 8 bit unsigned address, used for dsp8[a0] etc */ |
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| 35 | RELOC_NUMBER (R_M32C_8, 6) |
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| 36 | /* Bits 0..15 of an address, for SMOVF's A0, A1A0, etc. */ |
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| 37 | RELOC_NUMBER (R_M32C_LO16, 7) |
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| 38 | /* Bits 16..23 of an address, for SMOVF's R1H etc. */ |
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| 39 | RELOC_NUMBER (R_M32C_HI8, 8) |
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| 40 | /* Bits 16..31 of an address, for LDE's A1A0 etc. */ |
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| 41 | RELOC_NUMBER (R_M32C_HI16, 9) |
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| 42 | |
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| 43 | /* These are relocs we need when relaxing. */ |
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| 44 | /* Marks various jump opcodes. */ |
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| 45 | RELOC_NUMBER (R_M32C_RL_JUMP, 10) |
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| 46 | /* Marks standard one-address form. */ |
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| 47 | RELOC_NUMBER (R_M32C_RL_1ADDR, 11) |
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| 48 | /* Marks standard two-address form. */ |
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| 49 | RELOC_NUMBER (R_M32C_RL_2ADDR, 12) |
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| 50 | |
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| 51 | END_RELOC_NUMBERS (R_M32C_max) |
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| 52 | |
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| 53 | #define EF_M32C_CPU_M16C 0x00000075 /* default */ |
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| 54 | #define EF_M32C_CPU_M32C 0x00000078 /* m32c */ |
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| 55 | #define EF_M32C_CPU_MASK 0x0000007F /* specific cpu bits */ |
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| 56 | #define EF_M32C_ALL_FLAGS (EF_M32C_CPU_MASK) |
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| 57 | |
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| 58 | /* Define the data & instruction memory discriminator. In a linked |
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| 59 | executable, an symbol should be deemed to point to an instruction |
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| 60 | if ((address & M16C_INSN_MASK) == M16C_INSN_VALUE), and similarly |
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| 61 | for the data space. See also `ld/emulparams/elf32m32c.sh'. */ |
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| 62 | #define M32C_DATA_MASK 0xffc00000 |
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| 63 | #define M32C_DATA_VALUE 0x00000000 |
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| 64 | #define M32C_INSN_MASK 0xffc00000 |
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| 65 | #define M32C_INSN_VALUE 0x00400000 |
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| 66 | |
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| 67 | #endif /* _ELF_M32C_H */ |
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