Roland McGrath [Mon, 1 Jul 1996 22:16:20 +0000 (22:16 +0000)]
Fri Jun 28 16:53:01 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/sysv/linux/alpha/init-first.h,
sysdeps/unix/sysv/linux/m68k/init-first.h,
sysdeps/unix/sysv/linux/i386/init-first.h: New files.
* sysdeps/unix/sysv/linux/init-first.c: Use platform-dependent
init-first.h to make abstract machine dependent parts of
initialization.
Roland McGrath [Fri, 28 Jun 1996 08:56:24 +0000 (08:56 +0000)]
Thu Jun 27 23:43:22 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/alpha/dl-machine.h (elf_machine_rela): The Alpha's
address-of operation and plt format conspire to require all
dynamic relocs to be resolved to actual symbols not plt entries.
Roland McGrath [Fri, 28 Jun 1996 06:39:22 +0000 (06:39 +0000)]
Thu Jun 27 23:43:22 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/alpha/dl-machine.h (elf_machine_rela): The Alpha's
address-of operation and plt format conspire to require all
dynamic relocs to be resolved to actual symbols not plt entries.
Roland McGrath [Tue, 25 Jun 1996 03:59:46 +0000 (03:59 +0000)]
Mon Jun 24 22:39:12 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/alpha/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE):
A .plt entry now loads the .rela.plt offset directly rather
than making us calculate it.
Roland McGrath [Fri, 21 Jun 1996 04:30:50 +0000 (04:30 +0000)]
Thu Jun 20 21:19:07 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/alpha/dl-machine.h (elf_alpha_fix_plt):
Changed to a 12-byte PLT entry to remove dependency on $gp.
Take a new got_addr parameter.
(elf_machine_rela): Pass the new parameter.
(ELF_MACHINE_RUNTIME_TRAMPOLINE): Do arithmetic for 12-byte PLT.
(RTLD_START): Do normal linkage with program entry.
Roland McGrath [Wed, 19 Jun 1996 06:38:49 +0000 (06:38 +0000)]
Mon Jun 10 17:50:31 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/alpha/sysdep.h, sysdeps/alpha/bb_init_func.S,
sysdeps/unix/sysv/linux/alpha/brk.S: Use ldiq instead of ldi since
latter is illegal under DEC Unix.
Roland McGrath [Wed, 19 Jun 1996 06:38:30 +0000 (06:38 +0000)]
Mon Jun 10 17:50:31 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/sysv/linux/alpha/sysdep.S,
sysdeps/unix/sysv/linux/alpha/brk.S,
sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S,
sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S,
sysdeps/unix/sysv/linux/alpha/llseek.S,
sysdeps/unix/sysv/linux/alpha/sigsuspend.S,
sysdeps/unix/sysv/linux/alpha/syscall.S: Rename syscall_error to
__syscall_error to avoid intruding application name space.
* sysdeps/unix/alpha/sysdep.S: Renamed from
sysdeps/unix/sysv/linux/alpha/sysdep.S. This file works for OSF/1
as well.
* sysdeps/unix/bsd/osf/alpha/sysdep.S: Remove (note that the
EWOULDBLOCK -> EAGAIN mapping was unnecessary since
EWOULDBLOCK==EAGAIN under DEC Unix and Linux/Alpha).
Roland McGrath [Wed, 19 Jun 1996 06:38:04 +0000 (06:38 +0000)]
Mon Jun 10 17:50:31 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/sysv/linux/alpha/sysdep.S,
sysdeps/unix/sysv/linux/alpha/brk.S,
sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S,
sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S,
sysdeps/unix/sysv/linux/alpha/llseek.S,
sysdeps/unix/sysv/linux/alpha/sigsuspend.S,
sysdeps/unix/sysv/linux/alpha/syscall.S: Rename syscall_error to
__syscall_error to avoid intruding application name space.
* sysdeps/unix/alpha/sysdep.h, sysdeps/alpha/bb_init_func.S,
sysdeps/unix/sysv/linux/alpha/brk.S: Use ldiq instead of ldi since
latter is illegal under DEC Unix.
Roland McGrath [Wed, 19 Jun 1996 06:37:59 +0000 (06:37 +0000)]
Mon Jun 10 17:50:31 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/sysv/linux/alpha/sysdep.h: Rename __NR_get?id
to SYS_get?id so that syscall stubs in sysdeps/unix define
these syscalls in terms of getxpid/getxuid/getxgid.
Roland McGrath [Wed, 19 Jun 1996 06:37:57 +0000 (06:37 +0000)]
Mon Jun 10 17:50:31 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/alpha/sysdep.h: Move error-handling code in PSEUDO
to PSEUDO_END to improve branch-prediction. Include .frame
directive to make syscalls debugabble.
(PSEUDO_END): New macro.
* sysdeps/unix/alpha/sysdep.h, sysdeps/alpha/bb_init_func.S,
sysdeps/unix/sysv/linux/alpha/brk.S: Use ldiq instead of ldi since
latter is illegal under DEC Unix.
Roland McGrath [Wed, 19 Jun 1996 06:37:47 +0000 (06:37 +0000)]
Mon Jun 10 17:50:31 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/alpha/sysdep.S: Renamed from
sysdeps/unix/sysv/linux/alpha/sysdep.S. This file works for OSF/1
as well.
* sysdeps/unix/bsd/osf/alpha/sysdep.S: Remove (note that the
EWOULDBLOCK -> EAGAIN mapping was unnecessary since
EWOULDBLOCK==EAGAIN under DEC Unix and Linux/Alpha).
Roland McGrath [Sun, 16 Jun 1996 03:49:08 +0000 (03:49 +0000)]
Sat Jun 15 18:13:43 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* math/Makefile (headers): Add fpu_control.h.
(aux): New variable, list fpu_control and setfpucw.
* sysdeps/generic/fpu_control.c: New file.
* sysdeps/stub/fpu_control.h: New file.
* sysdeps/unix/sysv/linux/m68k/fpu_control.h: Moved to ...
* sysdeps/m68k/fpu_control.h: here.
* sysdeps/unix/sysv/linux/i386/fpu_control.h: Moved to ...
* sysdeps/i386/fpu_control.h: here.
* sysdeps/unix/sysv/linux/alpha/fpu_control.h: Moved to ...
* sysdeps/alpha/fpu/fpu_control.h: here. Fixed copyright.
* sysdeps/unix/sysv/linux/alpha/Makefile (sysdep_routines): Remove
setfpucw, fpu_control.
* sysdeps/unix/sysv/linux/alpha/fpu_control.c: File removed.
* sysdeps/unix/sysv/linux/setfpucw.c: Moved to ...
* sysdeps/generic/setfpucw.c: here.
(__fpu_control): Variable removed.
(__setfpucw): Use SET even if zero.
Roland McGrath [Wed, 12 Jun 1996 01:42:09 +0000 (01:42 +0000)]
Tue Jun 11 19:13:04 1996 Richard Henderson <rth@tamu.edu>
* elf/rtld.c (_dl_start): Don't rely on pointer-to-first-arg hack
for getting the argc/argv/envp block. Instead, make it the argument.
sysdeps/i386/dl-machine.h (RTLD_START): Do that.
sysdeps/m68k/dl-machine.h (RTLD_START): Same.
Roland McGrath [Wed, 12 Jun 1996 01:41:59 +0000 (01:41 +0000)]
Tue Jun 11 19:13:04 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/alpha/Makefile [subdir elf]: Add -mno-fp-regs to
sysdep-CFLAGS so that _dl_runtime_resolve doesn't have to save them.
Add -mbuild-constants to CFLAGS-rtld.c to that we can bootstrap
without using literal data.
Roland McGrath [Mon, 10 Jun 1996 20:11:28 +0000 (20:11 +0000)]
Mon Jun 10 06:14:03 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* elf/dl-object.c (_dl_loaded): Variable removed.
(_dl_default_scope): New variable replaces it.
* elf/link.h (_dl_loaded): Remove variable decl; instead define as
macro for _dl_default_scope[2].
(_dl_default_scope): Declare it.
* sysdeps/i386/dl-machine.h (RTLD_START): Use _dl_default_scope[2]
instead of _dl_loaded.
* sysdeps/m68k/dl-machine.h (RTLD_START): Likewise.
* elf/rtld.c (dl_main): Use _dl_default_scope for symbol lookups.
Roland McGrath [Fri, 7 Jun 1996 13:06:41 +0000 (13:06 +0000)]
Wed Jun 5 22:06:21 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/dl-machine.h (elf_machine_rela): Fix type of reloc
argument.
[case R_68K_32]: Check for resolve being null.
(RTLD_START): Add missing label.
Roland McGrath [Thu, 6 Jun 1996 05:20:49 +0000 (05:20 +0000)]
Tue Jun 4 22:03:02 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/fpu/e_acosf.c, sysdeps/m68k/fpu/e_fmodf.c,
sysdeps/m68k/fpu/k_cosf.c, sysdeps/m68k/fpu/k_sinf.c,
sysdeps/m68k/fpu/k_tanf.c, sysdeps/m68k/fpu/s_atanf.c,
sysdeps/m68k/fpu/s_frexpf.c, sysdeps/m68k/fpu/s_ilogbf.c,
sysdeps/m68k/fpu/s_isinff.c, sysdeps/m68k/fpu/s_ldexpf.c,
sysdeps/m68k/fpu/s_modff.c: Include the corresponding double
versions with appropriate definitions to get float functions,
instead of defining them directly.
Roland McGrath [Tue, 4 Jun 1996 22:59:11 +0000 (22:59 +0000)]
Tue Jun 4 18:57:57 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* elf/dl-init.c (_dl_init_next): Take argument, link_map whose
searchlist describes the piece of the DT_NEEDED graph to be
initialized.
* elf/link.h: Update prototype.
* sysdeps/i386/dl-machine.h (RTLD_START): Pass _dl_loaded as argument
to _dl_init_next.
* sysdeps/m68k/dl-machine.h: Likewise.
* elf/dl-deps.c (_dl_open): Pass new object as arg to _dl_init_next.
Roland McGrath [Mon, 3 Jun 1996 04:24:14 +0000 (04:24 +0000)]
Mon Jun 3 03:06:34 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* elf/dl-lookup.c (_dl_lookup_symbol): Take new arg RELOC_ADDR and
don't allow a defn resolving to that address.
* elf/link.h: Update prototype and comment.
* elf/dl-runtime.c (fixup): Define local `resolve' function and pass
it to elf_machine_relplt.
* elf/dl-reloc.c (_dl_relocate_object: resolve): Take new arg
RELOC_ADDR and pass it through to _dl_lookup_symbol.
* elf/do-rel.h (elf_dynamic_do_rel): Pass RESOLVE to elf_machine_rel
instead of calling it ourselves and passing its results.
(elf_dynamic_do_rel): RESOLVE fn takes new arg RELOC_ADDR.
* elf/rtld.c (dl_main): Pass 0 for RELOC_ADDR to _dl_lookup_symbol.
* sysdeps/i386/dl-machine.h (elf_machine_rel): Remove SYM_LOADADDR
arg. Add RESOLVE function ptr arg. Call *RESOLVE as necessary.
* sysdeps/m68k/dl-machine.h (elf_machine_rela): Likewise.
* sysdeps/stub/dl-machine.h: Likewise.
Sun Jun 2 14:56:49 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* elf/dl-lookup.c (_dl_lookup_symbol): Arg NOSELF renamed to NOPLT.
Reject SHN_UNDEF defns iff NOPLT is nonzero.
* elf/link.h (_dl_lookup_symbol): Update prototype and comment.
* elf/dl-runtime.c (fixup): Pass 1 to _dl_lookup_symbol for NOPLT.
* elf/dlsym.c (dlsym): Pass 0.
* elf/rtld.c (dl_main): Likewise.
* elf/dl-reloc.c (_dl_relocate_object: resolve): Second arg R_OFFSET
replaced with NOPLT flag. Pass it through to _dl_lookup_symbol.
* elf/do-rel.h (elf_dynamic_do_rel): Update prototype of RESOLVE arg.
Pass `elf_machine_pltrel_p (R->r_type)' result as NOPLT flag value.
* sysdeps/i386/dl-machine.h (elf_machine_pltrel_p): New macro.
* sysdeps/m68k/dl-machine.h (elf_machine_pltrel_p): Likewise.
* sysdeps/stub/dl-machine.h (elf_machine_pltrel_p): Likewise.
Roland McGrath [Sun, 2 Jun 1996 18:49:31 +0000 (18:49 +0000)]
Wed May 29 00:57:37 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/alpha/sysdep.h (END): Redefine to use .end
directive for both ELF and ECOFF.
(ret): Delete macro. It was a dangerous macro and unnecessary
since the Alpha assemblers recognizes "ret" as a macro themselves.
Thu May 23 02:15:56 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/alpha/sysdep.h (ret): Remove macro. It is
dangerous and unnecessary since both OSF/1 as and gas define "ret"
as a pseudo-instruction.
Roland McGrath [Sun, 2 Jun 1996 18:49:27 +0000 (18:49 +0000)]
Wed May 29 00:57:37 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/bsd/osf/alpha/brk.S,
sysdeps/unix/sysv/linux/alpha/brk.S (__curbrk): Store the entire
break value, not just the low 32 bits to accomodate large
memories.
Roland McGrath [Sun, 2 Jun 1996 18:48:36 +0000 (18:48 +0000)]
Wed May 29 00:57:37 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/bsd/osf/alpha/brk.S,
sysdeps/unix/sysv/linux/alpha/brk.S (__curbrk): Store the entire
break value, not just the low 32 bits to accomodate large
memories.
Tue May 28 10:46:04 1996 Richard Henderson <rth@tamu.edu>
* sysdeps/unix/sysv/linux/alpha/brk.S: Rather than attempt to
dynamically resolve _end for initializing __curbrk, support the
brk(0) query idiom.
Roland McGrath [Tue, 19 Mar 1996 19:54:21 +0000 (19:54 +0000)]
Wed Feb 14 00:21:17 1996 David Mosberger-Tang <davidm@azstarnet.com>
* sysdeps/unix/alpha/sysdep.h: new file (adapted from OSF/1 version).
* sysdeps/unix/bsd/osf/alpha/sysdep.h: include
sysdeps/unix/alpha/sysdep.h and removed definitions now in that file.