Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* BFD PowerPC CPU definition |
250d07de | 2 | Copyright (C) 1994-2021 Free Software Foundation, Inc. |
252b5132 RH |
3 | Contributed by Ian Lance Taylor, Cygnus Support. |
4 | ||
cd123cb7 NC |
5 | This file is part of BFD, the Binary File Descriptor library. |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
20 | MA 02110-1301, USA. */ | |
252b5132 | 21 | |
252b5132 | 22 | #include "sysdep.h" |
3db64b00 | 23 | #include "bfd.h" |
252b5132 RH |
24 | #include "libbfd.h" |
25 | ||
26 | /* The common PowerPC architecture is compatible with the RS/6000. */ | |
27 | ||
252b5132 | 28 | static const bfd_arch_info_type * |
2c3fc389 NC |
29 | powerpc_compatible (const bfd_arch_info_type *a, |
30 | const bfd_arch_info_type *b) | |
252b5132 RH |
31 | { |
32 | BFD_ASSERT (a->arch == bfd_arch_powerpc); | |
33 | switch (b->arch) | |
34 | { | |
35 | default: | |
36 | return NULL; | |
37 | case bfd_arch_powerpc: | |
14b57c7c AM |
38 | if (a->mach == bfd_mach_ppc_vle && b->bits_per_word == 32) |
39 | return a; | |
40 | if (b->mach == bfd_mach_ppc_vle && a->bits_per_word == 32) | |
41 | return b; | |
252b5132 RH |
42 | return bfd_default_compatible (a, b); |
43 | case bfd_arch_rs6000: | |
43dd9340 | 44 | if (b->mach == bfd_mach_rs6k) |
252b5132 RH |
45 | return a; |
46 | return NULL; | |
47 | } | |
48 | /*NOTREACHED*/ | |
49 | } | |
50 | ||
22216541 AM |
51 | /* Return a COUNT sized buffer filled with nops (if CODE is TRUE) or |
52 | zeros (if CODE is FALSE). This is the fill used between input | |
53 | sections for alignment. It won't normally be executed. */ | |
54 | ||
55 | static void * | |
56 | bfd_arch_ppc_nop_fill (bfd_size_type count, | |
0a1b45a2 AM |
57 | bool is_bigendian, |
58 | bool code) | |
22216541 AM |
59 | { |
60 | bfd_byte *fill; | |
61 | ||
62 | if (count == 0) | |
63 | return NULL; | |
64 | fill = bfd_malloc (count); | |
65 | if (fill == NULL) | |
66 | return fill; | |
67 | ||
68 | if (code && (count & 3) == 0) | |
69 | { | |
70 | static const char nop_be[4] = {0x60, 0, 0, 0}; | |
71 | static const char nop_le[4] = {0, 0, 0, 0x60}; | |
72 | const char *nop = is_bigendian ? nop_be : nop_le; | |
73 | bfd_byte *p = fill; | |
74 | ||
75 | while (count != 0) | |
76 | { | |
77 | memcpy (p, nop, 4); | |
78 | p += 4; | |
79 | count -= 4; | |
80 | } | |
81 | } | |
82 | else | |
83 | memset (fill, 0, count); | |
84 | ||
85 | return fill; | |
86 | } | |
87 | ||
aebcfb76 NC |
88 | #define N(BITS, NUMBER, PRINT, DEFAULT, NEXT) \ |
89 | { \ | |
90 | BITS, /* Bits in a word. */ \ | |
91 | BITS, /* Bits in an address. */ \ | |
92 | 8, /* Bits in a byte. */ \ | |
93 | bfd_arch_powerpc, \ | |
94 | NUMBER, \ | |
95 | "powerpc", \ | |
96 | PRINT, \ | |
97 | 3, /* Section alignment power. */ \ | |
98 | DEFAULT, \ | |
99 | powerpc_compatible, \ | |
100 | bfd_default_scan, \ | |
22216541 | 101 | bfd_arch_ppc_nop_fill, \ |
aebcfb76 NC |
102 | NEXT, \ |
103 | 0 /* Maximum offset of a reloc from the start of an insn. */ \ | |
104 | } | |
105 | ||
899f54f5 | 106 | const bfd_arch_info_type bfd_powerpc_archs[] = |
252b5132 | 107 | { |
feee612b | 108 | #if BFD_DEFAULT_TARGET_SIZE == 64 |
aebcfb76 | 109 | /* Default for 64 bit target. */ |
0a1b45a2 | 110 | N (64, bfd_mach_ppc64, "powerpc:common64", true, bfd_powerpc_archs + 1), |
feee612b AM |
111 | /* elf32-ppc:ppc_elf_object_p relies on the default 32 bit arch |
112 | being immediately after the 64 bit default. */ | |
0a1b45a2 | 113 | N (32, bfd_mach_ppc, "powerpc:common", false, bfd_powerpc_archs + 2), |
99dc0092 | 114 | #else |
feee612b | 115 | /* Default arch must come first. */ |
0a1b45a2 | 116 | N (32, bfd_mach_ppc, "powerpc:common", true, bfd_powerpc_archs + 1), |
feee612b AM |
117 | /* elf64-ppc:ppc64_elf_object_p relies on the default 64 bit arch |
118 | being immediately after the 32 bit default. */ | |
0a1b45a2 | 119 | N (64, bfd_mach_ppc64, "powerpc:common64", false, bfd_powerpc_archs + 2), |
99dc0092 | 120 | #endif |
0a1b45a2 AM |
121 | N (32, bfd_mach_ppc_603, "powerpc:603", false, bfd_powerpc_archs + 3), |
122 | N (32, bfd_mach_ppc_ec603e, "powerpc:EC603e", false, bfd_powerpc_archs + 4), | |
123 | N (32, bfd_mach_ppc_604, "powerpc:604", false, bfd_powerpc_archs + 5), | |
124 | N (32, bfd_mach_ppc_403, "powerpc:403", false, bfd_powerpc_archs + 6), | |
125 | N (32, bfd_mach_ppc_601, "powerpc:601", false, bfd_powerpc_archs + 7), | |
126 | N (64, bfd_mach_ppc_620, "powerpc:620", false, bfd_powerpc_archs + 8), | |
127 | N (64, bfd_mach_ppc_630, "powerpc:630", false, bfd_powerpc_archs + 9), | |
128 | N (64, bfd_mach_ppc_a35, "powerpc:a35", false, bfd_powerpc_archs + 10), | |
129 | N (64, bfd_mach_ppc_rs64ii, "powerpc:rs64ii", false, bfd_powerpc_archs + 11), | |
130 | N (64, bfd_mach_ppc_rs64iii, "powerpc:rs64iii", false, bfd_powerpc_archs + 12), | |
131 | N (32, bfd_mach_ppc_7400, "powerpc:7400", false, bfd_powerpc_archs + 13), | |
132 | N (32, bfd_mach_ppc_e500, "powerpc:e500", false, bfd_powerpc_archs + 14), | |
133 | N (32, bfd_mach_ppc_e500mc, "powerpc:e500mc", false, bfd_powerpc_archs + 15), | |
134 | N (64, bfd_mach_ppc_e500mc64, "powerpc:e500mc64",false, bfd_powerpc_archs + 16), | |
135 | N (32, bfd_mach_ppc_860, "powerpc:MPC8XX", false, bfd_powerpc_archs + 17), | |
136 | N (32, bfd_mach_ppc_750, "powerpc:750", false, bfd_powerpc_archs + 18), | |
137 | N (32, bfd_mach_ppc_titan, "powerpc:titan", false, bfd_powerpc_archs + 19), | |
aebcfb76 | 138 | |
252b5132 | 139 | { |
aebcfb76 NC |
140 | 16, /* Bits in a word. */ |
141 | 32, /* Bits in an address. */ | |
142 | 8, /* Bits in a byte. */ | |
b9c361e0 JL |
143 | bfd_arch_powerpc, |
144 | bfd_mach_ppc_vle, | |
145 | "powerpc", | |
146 | "powerpc:vle", | |
147 | 3, | |
0a1b45a2 | 148 | false, /* Not the default. */ |
b9c361e0 JL |
149 | powerpc_compatible, |
150 | bfd_default_scan, | |
151 | bfd_arch_default_fill, | |
aebcfb76 NC |
152 | bfd_powerpc_archs + 20, |
153 | 0 /* Maximum offset of a reloc from the start of an insn. */ | |
b9c361e0 | 154 | }, |
aebcfb76 | 155 | |
0a1b45a2 AM |
156 | N (64, bfd_mach_ppc_e5500, "powerpc:e5500", false, bfd_powerpc_archs + 21), |
157 | N (64, bfd_mach_ppc_e6500, "powerpc:e6500", false, NULL) | |
899f54f5 | 158 | }; |