[v10,1/7] elf: Define DT_RELR related macros and types
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Commit Message
---
elf/elf.h | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
Comments
LGTM, thanks.
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
On 14/04/2022 20:21, H.J. Lu wrote:
> ---
> elf/elf.h | 13 +++++++++++--
> 1 file changed, 11 insertions(+), 2 deletions(-)
>
> diff --git a/elf/elf.h b/elf/elf.h
> index 0735f6b579..0195029188 100644
> --- a/elf/elf.h
> +++ b/elf/elf.h
> @@ -443,7 +443,8 @@ typedef struct
> #define SHT_PREINIT_ARRAY 16 /* Array of pre-constructors */
> #define SHT_GROUP 17 /* Section group */
> #define SHT_SYMTAB_SHNDX 18 /* Extended section indices */
> -#define SHT_NUM 19 /* Number of defined types. */
> +#define SHT_RELR 19 /* RELR relative relocations */
> +#define SHT_NUM 20 /* Number of defined types. */
> #define SHT_LOOS 0x60000000 /* Start OS-specific. */
> #define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* Object attributes. */
> #define SHT_GNU_HASH 0x6ffffff6 /* GNU-style hash table. */
> @@ -662,6 +663,11 @@ typedef struct
> Elf64_Sxword r_addend; /* Addend */
> } Elf64_Rela;
>
> +/* RELR relocation table entry */
> +
> +typedef Elf32_Word Elf32_Relr;
> +typedef Elf64_Xword Elf64_Relr;
> +
> /* How to extract and insert information held in the r_info field. */
>
> #define ELF32_R_SYM(val) ((val) >> 8)
> @@ -887,7 +893,10 @@ typedef struct
> #define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/
> #define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */
> #define DT_SYMTAB_SHNDX 34 /* Address of SYMTAB_SHNDX section */
> -#define DT_NUM 35 /* Number used */
> +#define DT_RELRSZ 35 /* Total size of RELR relative relocations */
> +#define DT_RELR 36 /* Address of RELR relative relocations */
> +#define DT_RELRENT 37 /* Size of one RELR relative relocaction */
> +#define DT_NUM 38 /* Number used */
> #define DT_LOOS 0x6000000d /* Start of OS-specific */
> #define DT_HIOS 0x6ffff000 /* End of OS-specific */
> #define DT_LOPROC 0x70000000 /* Start of processor-specific */
@@ -443,7 +443,8 @@ typedef struct
#define SHT_PREINIT_ARRAY 16 /* Array of pre-constructors */
#define SHT_GROUP 17 /* Section group */
#define SHT_SYMTAB_SHNDX 18 /* Extended section indices */
-#define SHT_NUM 19 /* Number of defined types. */
+#define SHT_RELR 19 /* RELR relative relocations */
+#define SHT_NUM 20 /* Number of defined types. */
#define SHT_LOOS 0x60000000 /* Start OS-specific. */
#define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* Object attributes. */
#define SHT_GNU_HASH 0x6ffffff6 /* GNU-style hash table. */
@@ -662,6 +663,11 @@ typedef struct
Elf64_Sxword r_addend; /* Addend */
} Elf64_Rela;
+/* RELR relocation table entry */
+
+typedef Elf32_Word Elf32_Relr;
+typedef Elf64_Xword Elf64_Relr;
+
/* How to extract and insert information held in the r_info field. */
#define ELF32_R_SYM(val) ((val) >> 8)
@@ -887,7 +893,10 @@ typedef struct
#define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/
#define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */
#define DT_SYMTAB_SHNDX 34 /* Address of SYMTAB_SHNDX section */
-#define DT_NUM 35 /* Number used */
+#define DT_RELRSZ 35 /* Total size of RELR relative relocations */
+#define DT_RELR 36 /* Address of RELR relative relocations */
+#define DT_RELRENT 37 /* Size of one RELR relative relocaction */
+#define DT_NUM 38 /* Number used */
#define DT_LOOS 0x6000000d /* Start of OS-specific */
#define DT_HIOS 0x6ffff000 /* End of OS-specific */
#define DT_LOPROC 0x70000000 /* Start of processor-specific */