elf64alpha.sh revision 91054
1168404Spjd# $FreeBSD: head/contrib/binutils/ld/emulparams/elf64alpha.sh 91054 2002-02-22 04:51:15Z obrien $ 2168404Spjd 3168404Spjd 4168404SpjdENTRY=_start 5168404SpjdSCRIPT_NAME=elf 6168404SpjdELFSIZE=64 7168404SpjdTEMPLATE_NAME=elf32 8168404SpjdOUTPUT_FORMAT="elf64-alpha" 9168404SpjdTEXT_START_ADDR="0x120000000" 10168404SpjdMAXPAGESIZE=0x10000 11168404SpjdNONPAGED_TEXT_START_ADDR="0x120000000" 12168404SpjdARCH=alpha 13168404SpjdMACHINE= 14168404SpjdGENERATE_SHLIB_SCRIPT=yes 15168404SpjdDATA_PLT= 16168404Spjd# Note that the string of digits is little-endian. 17168404SpjdNOP=0x0000fe2f # unop 18168404Spjd 19168404SpjdOTHER_READONLY_SECTIONS=" 20168404Spjd .reginfo ${RELOCATING-0} : { *(.reginfo) }" 21168404Spjd 22219089Spjd# This code gets inserted into the generic elf32.sc linker script 23264669Sdelphij# and allows us to define our own command line switches. 24286575SmavPARSE_AND_LIST_PROLOGUE=' 25296519Smav#define OPTION_TASO 300 26168404Spjd/* Set the start address as in the Tru64 ld */ 27168404Spjd#define ALPHA_TEXT_START_32BIT 0x12000000 28219089Spjd 29168404Spjdstatic int elf64alpha_32bit = 0; 30168404Spjd 31168404Spjdstruct ld_emulation_xfer_struct ld_elf64alpha_emulation; 32168404Spjdstatic void gld_elf64alpha_finish PARAMS ((void)); 33168404Spjd' 34168404Spjd 35168404SpjdPARSE_AND_LIST_LONGOPTS=' 36168404Spjd {"taso", no_argument, NULL, OPTION_TASO}, 37219089Spjd' 38274337Sdelphij 39168404SpjdPARSE_AND_LIST_OPTIONS=' 40185029Spjd fprintf (file, _(" -taso\t\t\tLoad executable in the lower 31-bit addressable\n")); 41185029Spjd fprintf (file, _("\t\t\t virtual address range\n")); 42185029Spjd' 43168404Spjd 44275782SdelphijPARSE_AND_LIST_ARGS_CASES=' 45275782Sdelphij case EOF: 46219089Spjd if (elf64alpha_32bit && !link_info.shared && !link_info.relocateable) 47168404Spjd { 48219089Spjd lang_section_start (".interp", 49219089Spjd exp_binop ('\''+'\'', 50219089Spjd exp_intop (ALPHA_TEXT_START_32BIT), 51219089Spjd exp_nameop (SIZEOF_HEADERS, NULL))); 52219089Spjd ld_elf64alpha_emulation.finish = gld_elf64alpha_finish; 53275782Sdelphij } 54219089Spjd return 0; 55168404Spjd 56219089Spjd case OPTION_TASO: 57219089Spjd elf64alpha_32bit = 1; 58219089Spjd break; 59219089Spjd' 60219089Spjd 61219089SpjdPARSE_AND_LIST_EPILOGUE=' 62219089Spjd#include "elf/internal.h" 63219089Spjd#include "elf/alpha.h" 64219089Spjd#include "elf-bfd.h" 65219089Spjd 66219089Spjdstatic void 67219089Spjdgld_elf64alpha_finish() 68219089Spjd{ 69219089Spjd elf_elfheader (output_bfd)->e_flags |= EF_ALPHA_32BIT; 70219089Spjd} 71219089Spjd' 72219089Spjd