* aoutf1.h (internal_sunos_core): Make c_stacktop a bfd_vma.
(swapcore_sparc): Make sp a bfd_vma.
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@ -1,3 +1,8 @@
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Fri Apr 16 17:49:27 1993 Jim Kingdon (kingdon@cygnus.com)
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* aoutf1.h (internal_sunos_core): Make c_stacktop a bfd_vma.
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(swapcore_sparc): Make sp a bfd_vma.
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Thu Apr 15 09:09:18 1993 Jim Kingdon (kingdon@cygnus.com)
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* libbfd.c: Add signed versions of bfd_{h_,}{get,put}_signed_<size>.
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73
bfd/aoutf1.h
73
bfd/aoutf1.h
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@ -1,5 +1,5 @@
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/* A.out "format 1" file handling code
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Copyright (C) 1990-1991 Free Software Foundation, Inc.
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/* A.out "format 1" file handling code for BFD.
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Copyright 1990, 1991, 1992 Free Software Foundation, Inc.
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Written by Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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@ -171,9 +171,10 @@ DEFUN(NAME(aout,sunos4_write_object_contents),
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}
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choose_reloc_size(abfd);
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/* FIXME */
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N_SET_FLAGS (*execp, 0x1);
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/* Some tools want this to be 0, some tools want this to be one.
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Today, it seems that 0 is the most important setting (PR1927) */
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N_SET_FLAGS (*execp, 0x0);
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WRITE_HEADERS(abfd, execp);
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@ -272,7 +273,7 @@ struct internal_sunos_core {
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int c_tsize; /* Text size (bytes) */
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int c_dsize; /* Data size (bytes) */
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int c_ssize; /* Stack size (bytes) */
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long c_stacktop; /* Stack top (address) */
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bfd_vma c_stacktop; /* Stack top (address) */
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char c_cmdname[CORE_NAMELEN + 1]; /* Command name */
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long fp_stuff_pos; /* file offset of external FPU state (regs) */
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int fp_stuff_size; /* Size of it */
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@ -337,10 +338,30 @@ DEFUN(swapcore_sparc,(abfd, ext, intcore),
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intcore->c_ucode =
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bfd_h_get_32 (abfd,
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intcore->c_len - sizeof (extcore->c_ucode) + (unsigned char *)extcore);
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/* Supposedly the user stack grows downward from the bottom of kernel memory.
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Presuming that this remains true, this definition will work. */
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#define SPARC_USRSTACK (-(128*1024*1024))
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intcore->c_stacktop = SPARC_USRSTACK; /* By experimentation */
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Presuming that this remains true, this definition will work. */
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/* Now sun has provided us with another challenge. The value is different
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for sparc2 and sparc10 (both running SunOS 4.1.3). We pick one or
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the other based on the current value of the stack pointer. This
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loses (a) if the stack pointer has been clobbered, or (b) if the stack
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is larger than 128 megabytes.
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It's times like these you're glad they're switching to ELF.
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Note that using include files or nlist on /vmunix would be wrong,
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because we want the value for this core file, no matter what kind of
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machine we were compiled on or are running on. */
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#define SPARC_USRSTACK_SPARC2 ((bfd_vma)0xf8000000)
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#define SPARC_USRSTACK_SPARC10 ((bfd_vma)0xf0000000)
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{
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bfd_vma sp = bfd_h_get_32
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(abfd, (unsigned char *)&((struct regs *)&extcore->c_regs[0])->r_o6);
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if (sp < SPARC_USRSTACK_SPARC10)
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intcore->c_stacktop = SPARC_USRSTACK_SPARC10;
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else
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intcore->c_stacktop = SPARC_USRSTACK_SPARC2;
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}
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}
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/* need this cast because ptr is really void * */
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@ -525,32 +546,7 @@ DEFUN(sunos4_core_file_matches_executable_p, (core_bfd, exec_bfd),
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sizeof (struct internal_exec)) == 0) ? true : false;
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}
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extern reloc_howto_type aout_32_ext_howto_table[];
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static reloc_howto_type *
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DEFUN (sunos4_reloc_type_lookup, (abfd, code),
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bfd *abfd AND
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bfd_reloc_code_real_type code)
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{
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switch (bfd_get_arch (abfd))
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{
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default:
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return 0;
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case bfd_arch_sparc:
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switch (code)
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{
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default:
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return 0;
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#define IDX(i,j) case i: return &aout_32_ext_howto_table[j]
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IDX (BFD_RELOC_CTOR, 2);
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IDX (BFD_RELOC_32, 2);
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IDX (BFD_RELOC_HI22, 8);
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IDX (BFD_RELOC_LO10, 11);
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IDX (BFD_RELOC_32_PCREL_S2, 6);
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}
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}
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}
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#define MY_set_sizes sunos4_set_sizes
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static boolean
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DEFUN (sunos4_set_sizes, (abfd),
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bfd *abfd)
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@ -582,9 +578,10 @@ static CONST struct aout_backend_data sunos4_aout_backend = {
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#define MY_bfd_debug_info_start bfd_void
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#define MY_bfd_debug_info_end bfd_void
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#define MY_bfd_debug_info_accumulate (PROTO(void,(*),(bfd*, struct sec *))) bfd_void
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#define MY_core_file_p sunos4_core_file_p
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#define MY_write_object_contents NAME(aout,sunos4_write_object_contents)
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#define MY_bfd_debug_info_accumulate \
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(void (*) PARAMS ((bfd *, struct sec *))) bfd_void
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#define MY_core_file_p sunos4_core_file_p
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#define MY_write_object_contents NAME(aout,sunos4_write_object_contents)
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#define MY_backend_data &sunos4_aout_backend
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#define TARGET_IS_BIG_ENDIAN_P
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