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sys: Add definitions for RELR relative relocation format

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MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D32526
This commit is contained in:
Fangrui Song 2021-10-16 14:31:42 -07:00 committed by Konstantin Belousov
parent 076b3a50fd
commit 1cf0633316
4 changed files with 8 additions and 0 deletions
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2
sys/sys/elf32.h
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@ -152,6 +152,8 @@ typedef struct {
/* Macro for constructing r_info from field values. */
#define ELF32_R_INFO(sym, type) (((sym) << 8) + (unsigned char)(type))
typedef Elf32_Word Elf32_Relr;
/*
* Note entry header
*/

2
sys/sys/elf64.h
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@ -166,6 +166,8 @@ typedef struct {
#define ELF64_R_TYPE_INFO(data, type) \
(((Elf64_Xword)(data)<<8)+(Elf64_Xword)(type))
typedef Elf64_Xword Elf64_Relr;
/*
* Note entry header
*/

3
sys/sys/elf_common.h
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@ -617,6 +617,9 @@ typedef struct {
#define DT_PREINIT_ARRAYSZ 33 /* Size in bytes of the array of
pre-initialization functions. */
#define DT_MAXPOSTAGS 34 /* number of positive tags */
#define DT_RELRSZ 35 /* Total size of ElfNN_Relr relocations. */
#define DT_RELR 36 /* Address of ElfNN_Relr relocations. */
#define DT_RELRENT 37 /* Size of each ElfNN_Relr relocation. */
#define DT_LOOS 0x6000000d /* First OS-specific */
#define DT_SUNW_AUXILIARY 0x6000000d /* symbol auxiliary name */
#define DT_SUNW_RTLDINF 0x6000000e /* ld.so.1 info (private) */

1
sys/sys/elf_generic.h
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@ -71,6 +71,7 @@ __ElfType(Phdr);
__ElfType(Dyn);
__ElfType(Rel);
__ElfType(Rela);
__ElfType(Relr);
__ElfType(Sym);
__ElfType(Verdef);
__ElfType(Verdaux);