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c2dcd04e | 1 | /* coff information for Renesas SH |
4f1d9bd8 | 2 | |
4b95cf5c | 3 | Copyright (C) 2000-2014 Free Software Foundation, Inc. |
4f1d9bd8 NC |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
e4e42b45 | 7 | the Free Software Foundation; either version 3 of the License, or |
4f1d9bd8 NC |
8 | (at your option) any later version. |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
e4e42b45 NC |
17 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
18 | MA 02110-1301, USA. */ | |
252b5132 | 19 | |
4f1d9bd8 NC |
20 | #ifdef COFF_WITH_PE |
21 | #define L_LNNO_SIZE 2 | |
22 | #else | |
23 | #define L_LNNO_SIZE 4 | |
24 | #endif | |
25 | #define INCLUDE_COMDAT_FIELDS_IN_AUXENT | |
26 | #include "coff/external.h" | |
252b5132 RH |
27 | |
28 | #define SH_ARCH_MAGIC_BIG 0x0500 | |
29 | #define SH_ARCH_MAGIC_LITTLE 0x0550 /* Little endian SH */ | |
056350c6 | 30 | #define SH_ARCH_MAGIC_WINCE 0x01a2 /* Windows CE - little endian */ |
5e671ea1 | 31 | #define SH_PE_MAGIC 0x010b |
252b5132 | 32 | |
252b5132 | 33 | #define SHBADMAG(x) \ |
4f1d9bd8 NC |
34 | (((x).f_magic != SH_ARCH_MAGIC_BIG) && \ |
35 | ((x).f_magic != SH_ARCH_MAGIC_WINCE) && \ | |
36 | ((x).f_magic != SH_ARCH_MAGIC_LITTLE)) | |
252b5132 | 37 | |
056350c6 NC |
38 | /* Define some NT default values. */ |
39 | /* #define NT_IMAGE_BASE 0x400000 moved to internal.h */ | |
40 | #define NT_SECTION_ALIGNMENT 0x1000 | |
41 | #define NT_FILE_ALIGNMENT 0x200 | |
42 | #define NT_DEF_RESERVE 0x100000 | |
43 | #define NT_DEF_COMMIT 0x1000 | |
252b5132 | 44 | |
252b5132 RH |
45 | /********************** RELOCATION DIRECTIVES **********************/ |
46 | ||
47 | /* The external reloc has an offset field, because some of the reloc | |
48 | types on the h8 don't have room in the instruction for the entire | |
4f1d9bd8 | 49 | offset - eg the strange jump and high page addressing modes. */ |
252b5132 | 50 | |
056350c6 | 51 | #ifndef COFF_WITH_PE |
4f1d9bd8 NC |
52 | struct external_reloc |
53 | { | |
252b5132 RH |
54 | char r_vaddr[4]; |
55 | char r_symndx[4]; | |
56 | char r_offset[4]; | |
57 | char r_type[2]; | |
58 | char r_stuff[2]; | |
59 | }; | |
056350c6 | 60 | #else |
4f1d9bd8 NC |
61 | struct external_reloc |
62 | { | |
056350c6 NC |
63 | char r_vaddr[4]; |
64 | char r_symndx[4]; | |
65 | char r_type[2]; | |
66 | }; | |
67 | #endif | |
252b5132 | 68 | |
252b5132 | 69 | #define RELOC struct external_reloc |
056350c6 NC |
70 | #ifdef COFF_WITH_PE |
71 | #define RELSZ 10 | |
72 | #else | |
252b5132 | 73 | #define RELSZ 16 |
056350c6 | 74 | #endif |
252b5132 RH |
75 | |
76 | /* SH relocation types. Not all of these are actually used. */ | |
77 | ||
78 | #define R_SH_UNUSED 0 /* only used internally */ | |
056350c6 | 79 | #define R_SH_IMM32CE 2 /* 32 bit immediate for WinCE */ |
252b5132 RH |
80 | #define R_SH_PCREL8 3 /* 8 bit pcrel */ |
81 | #define R_SH_PCREL16 4 /* 16 bit pcrel */ | |
82 | #define R_SH_HIGH8 5 /* high 8 bits of 24 bit address */ | |
83 | #define R_SH_LOW16 7 /* low 16 bits of 24 bit immediate */ | |
84 | #define R_SH_IMM24 6 /* 24 bit immediate */ | |
85 | #define R_SH_PCDISP8BY4 9 /* PC rel 8 bits *4 +ve */ | |
86 | #define R_SH_PCDISP8BY2 10 /* PC rel 8 bits *2 +ve */ | |
87 | #define R_SH_PCDISP8 11 /* 8 bit branch */ | |
88 | #define R_SH_PCDISP 12 /* 12 bit branch */ | |
89 | #define R_SH_IMM32 14 /* 32 bit immediate */ | |
90 | #define R_SH_IMM8 16 /* 8 bit immediate */ | |
056350c6 | 91 | #define R_SH_IMAGEBASE 16 /* Windows CE */ |
252b5132 RH |
92 | #define R_SH_IMM8BY2 17 /* 8 bit immediate *2 */ |
93 | #define R_SH_IMM8BY4 18 /* 8 bit immediate *4 */ | |
94 | #define R_SH_IMM4 19 /* 4 bit immediate */ | |
95 | #define R_SH_IMM4BY2 20 /* 4 bit immediate *2 */ | |
96 | #define R_SH_IMM4BY4 21 /* 4 bit immediate *4 */ | |
97 | #define R_SH_PCRELIMM8BY2 22 /* PC rel 8 bits *2 unsigned */ | |
98 | #define R_SH_PCRELIMM8BY4 23 /* PC rel 8 bits *4 unsigned */ | |
99 | #define R_SH_IMM16 24 /* 16 bit immediate */ | |
100 | ||
101 | /* The switch table reloc types are used for relaxing. They are | |
102 | generated for expressions such as | |
103 | .word L1 - L2 | |
104 | The r_offset field holds the difference between the reloc address | |
105 | and L2. */ | |
106 | #define R_SH_SWITCH8 33 /* 8 bit switch table entry */ | |
107 | #define R_SH_SWITCH16 25 /* 16 bit switch table entry */ | |
108 | #define R_SH_SWITCH32 26 /* 32 bit switch table entry */ | |
109 | ||
110 | /* The USES reloc type is used for relaxing. The compiler will | |
111 | generate .uses pseudo-ops when it finds a function call which it | |
112 | can relax. The r_offset field of the USES reloc holds the PC | |
113 | relative offset to the instruction which loads the register used in | |
114 | the function call. */ | |
115 | #define R_SH_USES 27 /* .uses pseudo-op */ | |
116 | ||
117 | /* The COUNT reloc type is used for relaxing. The assembler will | |
118 | generate COUNT relocs for addresses referred to by the register | |
119 | loads associated with USES relocs. The r_offset field of the COUNT | |
120 | reloc holds the number of times the address is referenced in the | |
121 | object file. */ | |
122 | #define R_SH_COUNT 28 /* Count of constant pool uses */ | |
123 | ||
124 | /* The ALIGN reloc type is used for relaxing. The r_offset field is | |
125 | the power of two to which subsequent portions of the object file | |
126 | must be aligned. */ | |
127 | #define R_SH_ALIGN 29 /* .align pseudo-op */ | |
128 | ||
129 | /* The CODE and DATA reloc types are used for aligning load and store | |
130 | instructions. The assembler will generate a CODE reloc before a | |
131 | block of instructions. It will generate a DATA reloc before data. | |
132 | A section should be processed assuming it contains data, unless a | |
133 | CODE reloc is seen. The only relevant pieces of information in the | |
134 | CODE and DATA relocs are the section and the address. The symbol | |
135 | and offset are meaningless. */ | |
136 | #define R_SH_CODE 30 /* start of code */ | |
137 | #define R_SH_DATA 31 /* start of data */ | |
138 | ||
139 | /* The LABEL reloc type is used for aligning load and store | |
140 | instructions. The assembler will generate a LABEL reloc for each | |
141 | label within a block of instructions. This permits the linker to | |
142 | avoid swapping instructions which are the targets of branches. */ | |
143 | #define R_SH_LABEL 32 /* label */ | |
144 | ||
145 | /* NB: R_SH_SWITCH8 is 33 */ | |
015551fc JR |
146 | |
147 | #define R_SH_LOOP_START 34 | |
148 | #define R_SH_LOOP_END 35 |