diff options
Diffstat (limited to 'usr/src/uts/common/sys/elf_amd64.h')
| -rw-r--r-- | usr/src/uts/common/sys/elf_amd64.h | 42 |
1 files changed, 36 insertions, 6 deletions
diff --git a/usr/src/uts/common/sys/elf_amd64.h b/usr/src/uts/common/sys/elf_amd64.h index f22c0d8cd6..263ea1bc51 100644 --- a/usr/src/uts/common/sys/elf_amd64.h +++ b/usr/src/uts/common/sys/elf_amd64.h @@ -20,14 +20,14 @@ */ /* - * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_ELF_AMD64_H #define _SYS_ELF_AMD64_H -#pragma ident "%Z%%M% %I% %E% SMI" +#include <sys/elf_386.h> #ifdef __cplusplus extern "C" { @@ -127,14 +127,44 @@ extern "C" { #define SHF_AMD64_LARGE 0x10000000 #define SHF_X86_64_LARGE SHF_AMD64_LARGE -#define SHF_ORDERED 0x40000000 -#define SHF_EXCLUDE 0x80000000 -#define SHN_BEFORE 0xff00 -#define SHN_AFTER 0xff01 #define SHN_AMD64_LCOMMON 0xff02 #define SHN_X86_64_LCOMMON SHN_AMD64_LCOMMON +/* + * There are consumers of this file that want to include elf defines for + * all architectures. This is a problem for the defines below, because + * while they are architecture specific they have common names. Hence to + * prevent attempts to redefine these variables we'll check if any of + * the other elf architecture header files have been included. If + * they have then we'll just stick with the existing definitions. + */ +#if defined(_SYS_ELF_MACH_386) + +/* + * Plt and Got information; the first few .got and .plt entries are reserved + * PLT[0] jump to dynamic linker + * GOT[0] address of _DYNAMIC + */ +#define M64_WORD_ALIGN 8 +#define M64_PLT_ENTSIZE M32_PLT_ENTSIZE +#define M64_PLT_ALIGN M64_WORD_ALIGN /* alignment of .plt section */ +#define M64_GOT_ENTSIZE 8 /* got entry size in bytes */ +#define M64_PLT_RESERVSZ M32_PLT_RESERVSZ + +/* + * Make common alias for the 32/64 bit specific defines based on _ELF64 + */ +#if defined(_ELF64) +/* architecture common defines */ +#define M_WORD_ALIGN M64_WORD_ALIGN +#define M_PLT_ENTSIZE M64_PLT_ENTSIZE +#define M_PLT_ALIGN M64_PLT_ALIGN +#define M_PLT_RESERVSZ M64_PLT_RESERVSZ +#define M_GOT_ENTSIZE M64_GOT_ENTSIZE +#endif /* _ELF64 */ + +#endif /* _SYS_ELF_MACH_386 */ #ifdef __cplusplus } |