1 /* XGATE ELF support for BFD.
2    Copyright (C) 2010-2020 Free Software Foundation, Inc.
3 
4    This file is part of BFD, the Binary File Descriptor library.
5 
6    This program is free software; you can redistribute it and/or modify
7    it under the terms of the GNU General Public License as published by
8    the Free Software Foundation; either version 2 of the License, or
9    (at your option) any later version.
10 
11    This program is distributed in the hope that it will be useful,
12    but WITHOUT ANY WARRANTY; without even the implied warranty of
13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14    GNU General Public License for more details.
15 
16    You should have received a copy of the GNU General Public License
17    along with this program; if not, write to the Free Software Foundation,
18    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
19 
20 #ifndef _ELF_XGATE_H
21 #define _ELF_XGATE_H
22 
23 #include "elf/reloc-macros.h"
24 
25 /* Relocation types.  */
26 START_RELOC_NUMBERS (elf_xgate_reloc_type)
27   RELOC_NUMBER (R_XGATE_NONE, 0)
28   RELOC_NUMBER (R_XGATE_8, 1)
29   RELOC_NUMBER (R_XGATE_PCREL_8, 2)
30   RELOC_NUMBER (R_XGATE_16, 3)
31   RELOC_NUMBER (R_XGATE_32, 4)
32   RELOC_NUMBER (R_XGATE_PCREL_16, 5)
33   /* These are GNU extensions to enable C++ vtable garbage collection.  */
34   RELOC_NUMBER (R_XGATE_GNU_VTINHERIT, 6)
35   RELOC_NUMBER (R_XGATE_GNU_VTENTRY, 7)
36 
37   RELOC_NUMBER (R_XGATE_24, 8)
38   RELOC_NUMBER (R_XGATE_LO16, 9)
39   RELOC_NUMBER (R_XGATE_GPAGE, 10)
40   RELOC_NUMBER (R_XGATE_PCREL_9, 11)
41   RELOC_NUMBER (R_XGATE_PCREL_10, 12)
42   RELOC_NUMBER (R_XGATE_IMM8_LO, 13)
43   RELOC_NUMBER (R_XGATE_IMM8_HI, 14)
44   RELOC_NUMBER (R_XGATE_IMM3, 15)
45   RELOC_NUMBER (R_XGATE_IMM4, 16)
46   RELOC_NUMBER (R_XGATE_IMM5, 17)
47 
48   /* GNU extension for linker relaxation.
49      Mark beginning of a jump instruction (any form).  */
50   RELOC_NUMBER (R_XGATE_RL_JUMP, 18)
51 
52   /* Mark beginning of Gcc relaxation group instruction.  */
53   RELOC_NUMBER (R_XGATE_RL_GROUP, 19)
54 END_RELOC_NUMBERS (R_XGATE_max)
55 
56 /* Processor specific flags for the ELF header e_flags field.  */
57 
58 /* ABI identification.  */
59 #define EF_XGATE_ABI  0x00000000F
60 
61 /* Integers are 32-bit long.  */
62 #define E_XGATE_I32   0x000000001
63 
64 /* Doubles are 64-bit long.  */
65 #define E_XGATE_F64   0x000000002
66 
67 #define EF_XGATE_MACH_MASK  0xF0
68 
69 #define EF_XGATE_MACH       0x80 /* XGATE microcontroller.  */
70 
71 #define E_M68HCS12X_GLOBAL  0x100
72 
73 /* Identify interrupt handlers.  This is used by the debugger to
74    correctly compute the stack frame.  */
75 #define STO_XGATE_INTERRUPT 0x40
76 
77 #endif
78