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https://github.com/espressif/binutils-gdb.git
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Add support for ia64-hpux target.
This commit is contained in:
Nick Clifton
@ -1,3 +1,19 @@
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2002-01-11 Steve Ellcey <sje@cup.hp.com>
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* gas/config/tc-ia64.h (MD_FLAGS_DEFAULT): New Macro for
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setting default md.flags.
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(SHT_INIT_ARRAY): New elf special section used by HP-UX.
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(SHT_FINI_ARRAY): New elf special section used by HP-UX.
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* gas/config/tc-ia64.c (setup_unwind_header): Add support
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for 32 bit unwind info blocks.
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(generate_unwind_image): Add support for different types
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of unwind images (32 bits and/or big-endian).
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(ia64_init): Use MD_FLAGS_DEFAULT to set md.flags.
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(ia64_target_format): Add support for hpux target formats.
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(ia64_gen_real_reloc_type): Add support for FUNC_IPLT_RELOC.
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(ia64_elf_section_type): Add support for SHT_INIT_ARRAY and
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SHT_FINI_ARRAY elf section types.
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2002-01-10 Richard Earnshaw <rearnsha@arm.com>
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* tc-arm.c (struct reg_entry): Move before prototypes.
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@ -1,5 +1,5 @@
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/* tc-ia64.c -- Assembler for the HP/Intel IA-64 architecture.
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Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
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Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
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This file is part of GAS, the GNU Assembler.
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@ -950,23 +950,28 @@ ia64_elf_section_type (str, len)
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const char *str;
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size_t len;
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{
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len = sizeof (ELF_STRING_ia64_unwind_info) - 1;
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if (strncmp (str, ELF_STRING_ia64_unwind_info, len) == 0)
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#define STREQ(s) ((len == sizeof (s) - 1) && (strncmp (str, s, sizeof (s) - 1) == 0))
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if (STREQ (ELF_STRING_ia64_unwind_info))
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return SHT_PROGBITS;
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len = sizeof (ELF_STRING_ia64_unwind_info_once) - 1;
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if (strncmp (str, ELF_STRING_ia64_unwind_info_once, len) == 0)
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if (STREQ (ELF_STRING_ia64_unwind_info_once))
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return SHT_PROGBITS;
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len = sizeof (ELF_STRING_ia64_unwind) - 1;
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if (strncmp (str, ELF_STRING_ia64_unwind, len) == 0)
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if (STREQ (ELF_STRING_ia64_unwind))
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return SHT_IA_64_UNWIND;
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len = sizeof (ELF_STRING_ia64_unwind_once) - 1;
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if (strncmp (str, ELF_STRING_ia64_unwind_once, len) == 0)
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if (STREQ (ELF_STRING_ia64_unwind_once))
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return SHT_IA_64_UNWIND;
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if (STREQ ("init_array"))
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return SHT_INIT_ARRAY;
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if (STREQ ("fini_array"))
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return SHT_FINI_ARRAY;
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return -1;
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#undef STREQ
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}
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static unsigned int
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@ -2791,6 +2796,7 @@ static int
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setup_unwind_header (int size, unsigned char **mem)
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{
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int x, extra = 0;
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valueT flag_value;
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/* pad to pointer-size boundry. */
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x = size % md.pointer_size;
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@ -2803,13 +2809,22 @@ setup_unwind_header (int size, unsigned char **mem)
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/* Clear the padding area and personality. */
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memset (*mem + 8 + size, 0 , extra + md.pointer_size);
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/* Initialize the header area. */
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md_number_to_chars (*mem, (((bfd_vma) 1 << 48) /* version */
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| (unwind.personality_routine
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? ((bfd_vma) 3 << 32) /* U & E handler flags */
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: 0)
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| ((size + extra) / md.pointer_size)), /* length */
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/* Initialize the header area. */
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if (unwind.personality_routine)
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{
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if (md.flags & EF_IA_64_ABI64)
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flag_value = (bfd_vma) 3 << 32;
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else
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/* 32-bit unwind info block. */
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flag_value = (bfd_vma) 0x1003 << 32;
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}
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else
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flag_value = 0;
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md_number_to_chars (*mem, (((bfd_vma) 1 << 48) /* Version. */
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| flag_value /* U & E handler flags. */
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| ((size + extra) / md.pointer_size)), /* Length. */
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8);
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return extra;
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@ -3220,6 +3235,7 @@ generate_unwind_image (text_name)
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unsigned char *where;
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char *sec_name;
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expressionS exp;
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bfd_reloc_code_real_type reloc;
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make_unw_section_name (SPECIAL_SECTION_UNWIND_INFO, text_name, sec_name);
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set_section (sec_name);
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@ -3249,8 +3265,24 @@ generate_unwind_image (text_name)
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exp.X_op = O_symbol;
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exp.X_add_symbol = unwind.personality_routine;
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exp.X_add_number = 0;
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fix_new_exp (frag_now, frag_now_fix () - 8, 8,
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&exp, 0, BFD_RELOC_IA64_LTOFF_FPTR64LSB);
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if (md.flags & EF_IA_64_BE)
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{
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if (md.flags & EF_IA_64_ABI64)
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reloc = BFD_RELOC_IA64_LTOFF_FPTR64MSB;
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else
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reloc = BFD_RELOC_IA64_LTOFF_FPTR32MSB;
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}
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else
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{
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if (md.flags & EF_IA_64_ABI64)
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reloc = BFD_RELOC_IA64_LTOFF_FPTR64LSB;
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else
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reloc = BFD_RELOC_IA64_LTOFF_FPTR32LSB;
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}
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fix_new_exp (frag_now, frag_now_fix () - md.pointer_size,
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md.pointer_size, & exp, 0, reloc);
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unwind.personality_routine = 0;
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}
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}
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@ -6614,9 +6646,7 @@ ia64_init (argc, argv)
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int argc ATTRIBUTE_UNUSED;
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char **argv ATTRIBUTE_UNUSED;
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{
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md.flags = EF_IA_64_ABI64;
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if (TARGET_BYTES_BIG_ENDIAN)
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md.flags |= EF_IA_64_BE;
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md.flags = MD_FLAGS_DEFAULT;
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}
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/* Return a string for the target object file format. */
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@ -6629,14 +6659,18 @@ ia64_target_format ()
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if (md.flags & EF_IA_64_BE)
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{
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if (md.flags & EF_IA_64_ABI64)
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#ifdef TE_AIX50
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#if defined(TE_AIX50)
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return "elf64-ia64-aix-big";
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#elif defined(TE_HPUX)
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return "elf64-ia64-hpux-big";
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#else
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return "elf64-ia64-big";
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#endif
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else
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#ifdef TE_AIX50
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#if defined(TE_AIX50)
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return "elf32-ia64-aix-big";
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#elif defined(TE_HPUX)
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return "elf32-ia64-hpux-big";
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#else
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return "elf32-ia64-big";
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#endif
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@ -10024,6 +10058,9 @@ ia64_gen_real_reloc_type (sym, r_type)
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}
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break;
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case FUNC_IPLT_RELOC:
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break;
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default:
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abort ();
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}
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@ -1,5 +1,5 @@
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/* tc-ia64.h -- Header file for tc-ia64.c.
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Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
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Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
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This file is part of GAS, the GNU Assembler.
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@ -28,9 +28,11 @@
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#ifdef TE_HPUX
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#define md_number_to_chars number_to_chars_bigendian
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#define TARGET_BYTES_BIG_ENDIAN 1
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#define MD_FLAGS_DEFAULT EF_IA_64_BE
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#else
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#define md_number_to_chars number_to_chars_littleendian
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#define TARGET_BYTES_BIG_ENDIAN 0
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#define MD_FLAGS_DEFAULT EF_IA_64_ABI64
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#endif /* TE_HPUX */
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/* We need to set the default object file format in ia64_init and not in
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@ -122,6 +124,8 @@ extern void ia64_after_parse_args PARAMS ((void));
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#define WORKING_DOT_WORD /* don't do broken word processing for now */
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#define ELF_TC_SPECIAL_SECTIONS \
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{ ".init_array",SHT_INIT_ARRAY, SHF_ALLOC + SHF_WRITE }, \
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{ ".fini_array",SHT_FINI_ARRAY, SHF_ALLOC + SHF_WRITE }, \
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{ ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT }, \
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{ ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT },
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