c3-lang/libbsd/src/local-elf.h

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• Hash : 9c85d828
  Author :
  Date : 2019-11-14T07:26:41
  

  Fix ELF detection on Intel compilers
  
  The Intel compiler does not define __amd64__ on x86_64 platforms;
  instead, like other compilers, it defines __x86_64__ .
  
  Closes: !8
  Signed-off-by: Guillem Jover <guillem@hadrons.org>
  

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• src/local-elf.h

• /*
   * Copyright © 2009, 2012 Guillem Jover <guillem@hadrons.org>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
   * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
   * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
   * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef LIBBSD_LOCAL_ELF_H
  #define LIBBSD_LOCAL_ELF_H
  
  #include <elf.h>
  
  #define IS_ELF(ehdr) \
  	((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \
  	 (ehdr).e_ident[EI_MAG1] == ELFMAG1 && \
  	 (ehdr).e_ident[EI_MAG2] == ELFMAG2 && \
  	 (ehdr).e_ident[EI_MAG3] == ELFMAG3)
  
  #define ELF_TARG_VER	EV_CURRENT
  
  /* The following entries are sorted alphabetically. */
  
  #if defined(__alpha__)
  
  #define ELF_TARG_MACH	EM_ALPHA
  #define ELF_TARG_CLASS	ELFCLASS64
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined(__amd64__) || defined(__x86_64__)
  
  #define ELF_TARG_MACH	EM_X86_64
  #if defined(__ILP32__)
  #define ELF_TARG_CLASS	ELFCLASS32
  #else
  #define ELF_TARG_CLASS	ELFCLASS64
  #endif
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined (__arc__)
  
  #define ELF_TARG_MACH   EM_ARC
  #define ELF_TARG_CLASS  ELFCLASS32
  #define ELF_TARG_DATA   ELFDATA2LSB
  
  #elif defined(__arm__)
  
  #define ELF_TARG_MACH	EM_ARM
  #define ELF_TARG_CLASS	ELFCLASS32
  #if defined(__ARMEB__)
  #define ELF_TARG_DATA	ELFDATA2MSB
  #else
  #define ELF_TARG_DATA	ELFDATA2LSB
  #endif
  
  #elif defined(__aarch64__)
  
  #define ELF_TARG_MACH	EM_AARCH64
  #if defined(__ILP32__)
  #define ELF_TARG_CLASS	ELFCLASS32
  #else
  #define ELF_TARG_CLASS	ELFCLASS64
  #endif
  #if defined(__AARCH64EB__)
  #define ELF_TARG_DATA	ELFDATA2MSB
  #else
  #define ELF_TARG_DATA	ELFDATA2LSB
  #endif
  
  #elif defined(__avr32__)
  
  #ifndef EM_AVR32
  #define EM_AVR32	0x18ad
  #endif
  #define ELF_TARG_MACH	EM_AVR32
  #define ELF_TARG_CLASS	ELFCLASS32
  #if defined(__LITTLE_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2LSB
  #elif defined(__BIG_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2LMSB
  #else
  #error Unknown AVR32 endianness
  #endif
  
  #elif defined(__e2k__)
  
  #define ELF_TARG_MACH	EM_MCST_ELBRUS
  #define ELF_TARG_CLASS	ELFCLASS64
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined(__hppa__)
  
  #define ELF_TARG_MACH	EM_PARISC
  #define ELF_TARG_CLASS	ELFCLASS32
  #define ELF_TARG_DATA	ELFDATA2MSB
  
  #elif defined(__i386__)
  
  #define ELF_TARG_MACH	EM_386
  #define ELF_TARG_CLASS	ELFCLASS32
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined(__ia64__)
  
  #define ELF_TARG_MACH	EM_IA_64
  #define ELF_TARG_CLASS	ELFCLASS64
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined(__m32r__)
  
  #define ELF_TARG_MACH	EM_M32R
  #define ELF_TARG_CLASS	ELFCLASS32
  #if defined(__LITTLE_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2LSB
  #elif defined(__BIG_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2MSB
  #else
  #error Unknown M32R endianness
  #endif
  
  #elif defined(__m68k__)
  
  #define ELF_TARG_MACH	EM_68K
  #define ELF_TARG_CLASS	ELFCLASS32
  #define ELF_TARG_DATA	ELFDATA2MSB
  
  #elif defined(__mips__)
  
  #define ELF_TARG_MACH	EM_MIPS
  #if defined(_ABI64) && _MIPS_SIM == _ABI64
  #define ELF_TARG_CLASS	ELFCLASS64
  #else
  #define ELF_TARG_CLASS	ELFCLASS32
  #endif
  #if defined(__MIPSEB__)
  #define ELF_TARG_DATA	ELFDATA2MSB
  #else
  #define ELF_TARG_DATA	ELFDATA2LSB
  #endif
  
  #elif defined(__nios2__)
  
  #define ELF_TARG_MACH	EM_ALTERA_NIOS2
  #define ELF_TARG_CLASS	ELFCLASS32
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined(__powerpc64__)
  
  #define ELF_TARG_MACH	EM_PPC64
  #define ELF_TARG_CLASS	ELFCLASS64
  #if defined(__LITTLE_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2LSB
  #elif defined(__BIG_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2MSB
  #else
  #error Unknown PowerPC64 endianness
  #endif
  
  #elif defined(__powerpc__)
  
  #define ELF_TARG_MACH	EM_PPC
  #define ELF_TARG_CLASS	ELFCLASS32
  #if defined(__LITTLE_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2LSB
  #elif defined(__BIG_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2MSB
  #else
  #error Unknown PowerPC endianness
  #endif
  
  #elif defined(__riscv)
  
  #define ELF_TARG_MACH	EM_RISCV
  #if __riscv_xlen == 32
  #define ELF_TARG_CLASS	ELFCLASS32
  #elif __riscv_xlen == 64
  #define ELF_TARG_CLASS	ELFCLASS64
  #else
  #error Unsupported ELF class
  #endif
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined(__sparc__)
  
  #if defined(__arch64__)
  #define ELF_TARG_MACH	EM_SPARCV9
  #define ELF_TARG_CLASS	ELFCLASS64
  #else
  #if defined(__sparc_v9__) || defined(__sparcv9)
  #define ELF_TARG_MACH	EM_SPARC32PLUS
  #else
  #define ELF_TARG_MACH	EM_SPARC
  #endif
  #define ELF_TARG_CLASS	ELFCLASS32
  #endif
  #define ELF_TARG_DATA	ELFDATA2MSB
  
  #elif defined(__sh__)
  
  #define ELF_TARG_MACH	EM_SH
  #define ELF_TARG_CLASS	ELFCLASS32
  #if defined(__LITTLE_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2LSB
  #elif defined(__BIG_ENDIAN__)
  #define ELF_TARG_DATA	ELFDATA2LMSB
  #else
  #error Unknown SH endianness
  #endif
  
  #elif defined(__s390__)
  
  #define ELF_TARG_MACH	EM_S390
  #if defined(__s390x__)
  #define ELF_TARG_CLASS	ELFCLASS64
  #else
  #define ELF_TARG_CLASS	ELFCLASS32
  #endif
  #define ELF_TARG_DATA	ELFDATA2MSB
  
  #elif defined(__tilegx__)
  
  #define ELF_TARG_MACH	EM_TILEGX
  #define ELF_TARG_CLASS	ELFCLASS64
  #define ELF_TARG_DATA	ELFDATA2LSB
  
  #elif defined(__or1k__)
  
  #if defined(EM_OPENRISC)
  #define ELF_TARG_MACH	EM_OPENRISC
  #else
  #define ELF_TARG_MACH	EM_OR1K
  #endif
  #define ELF_TARG_CLASS	ELFCLASS32
  #define ELF_TARG_DATA	ELFDATA2MSB
  
  #else
  
  #error Unknown ELF machine type
  
  #endif
  
  #if ELF_TARG_CLASS == ELFCLASS32
  #define ELF_ST_BIND	ELF32_ST_BIND
  #define ELF_ST_TYPE	ELF32_ST_TYPE
  #define Elf_Word	Elf32_Word
  #define Elf_Sword	Elf32_Sword
  #define Elf_Sym		Elf32_Sym
  #define Elf_Off		Elf32_Off
  #define Elf_Shdr	Elf32_Shdr
  #define Elf_Ehdr	Elf32_Ehdr
  #elif ELF_TARG_CLASS == ELFCLASS64
  #define ELF_ST_BIND	ELF64_ST_BIND
  #define ELF_ST_TYPE	ELF64_ST_TYPE
  #define Elf_Word	Elf64_Word
  #define Elf_Sword	Elf64_Sword
  #define Elf_Sym		Elf64_Sym
  #define Elf_Off		Elf64_Off
  #define Elf_Shdr	Elf64_Shdr
  #define Elf_Ehdr	Elf64_Ehdr
  #else
  #error Unknown ELF class
  #endif
  
  #endif
  

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