diff options
author | Ulrich Drepper <drepper@redhat.com> | 1997-03-16 20:28:07 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1997-03-16 20:28:07 +0000 |
commit | 0d8733c4fc3695c7987548d10c344445f3eb552d (patch) | |
tree | 4a2fe41c465963794a6f9d4d1717494972336e14 /sysdeps/sparc/dl-machine.h | |
parent | 1ed4222e5724ce863a95c15eb530dfab7ef0451c (diff) | |
download | glibc-cvs/thomas-posix1996.zip glibc-cvs/thomas-posix1996.tar.gz glibc-cvs/thomas-posix1996.tar.bz2 |
Update.cvs/libc-ud-970316cvs/libc-970324cvs/libc-970323cvs/libc-970322cvs/libc-970321cvs/libc-970320cvs/libc-970319cvs/libc-970318cvs/libc-970317cvs/before-thomas-posix1996cvs/thomas-posix1996
1997-03-16 18:43 Ulrich Drepper <drepper@cygnus.com>
* manual/filesys.texi: Add documentation for scandir and alphasort.
* math/math.c (fpclassify): Correct stupid typos.
* math/libm-test.c: New file. libm test suite by Andreas Jaeger.
* nss/nss_files/files-hosts.c: Add gethostbyname2 imlementation.
* posix/Makefile (routines): Add bsd-getpgrp.
* posix/bsd-getpgrp.c: New file.
* posix/unistd.h [__FAVOR_BSD]: Define macro getpgrp which maps
calls to __bsd_getpgrp.
* sysdeps/generic/getpgrp.c: De-ANSI-declfy.
* sysdeps/i386/huge_val.h: New file. ix87 specific infinity values.
* sysdeps/m68k/huge_val.h: New file. m68k specific infinity values.
* sysdeps/generic/huge_val.h: Remove definition of long double
definition. Make it the same as the double definition.
* sysdeps/libm-i387/e_acos.S: Fix bug in FPU stack handling.
* sysdeps/libm-i387/e_acosf.S: Likewise.
* sysdeps/libm-i387/e_acosl.S: Likewise.
* sysdeps/libm-i387/e_asin.S: Likewise.
* sysdeps/libm-i387/e_asinf.S: Likewise.
* sysdeps/libm-i387/e_asinl.S: Likewise.
* sysdeps/libm-i387/e_exp.S: Likewise.
* sysdeps/libm-i387/e_expf.S: Likewise.
* sysdeps/libm-i387/e_expl.S: Likewise.
* sysdeps/libm-i387/e_scalbn.S: Likewise.
* sysdeps/libm-i387/e_scalbnf.S: Likewise.
* sysdeps/libm-i387/e_scalbnl.S: Likewise.
* sysdeps/libm-i387/e_log.S: Optimize branch code.
* sysdeps/libm-i387/e_logf.S: Likewise.
* sysdeps/libm-i387/e_logl.S: Likewise.
* sysdeps/libm-i387/e_log10.S: Likewise.
* sysdeps/libm-i387/e_log10f.S: Likewise.
* sysdeps/libm-i387/e_log10l.S: Likewise.
* sysdeps/libm-i387/e_pow.S: Major rewrite to handle special cases.
* sysdeps/libm-i387/e_powf.S: Likewise.
* sysdeps/libm-i387/e_powl.S: Likewise.
* sysdeps/libm-i387/e_expm1.S: Change return value for -inf
argument to -1.0.
* sysdeps/libm-i387/e_expm1f.S: Likewise.
* sysdeps/libm-i387/e_expm1l.S: Likewise.
* sysdeps/libm-i387/e_isinfl.c: Return -1 for -inf.
* sysdeps/libm-i387/e_logbl.S: Correct return value. Discard first
stack element after fxtract.
* sysdeps/libm-ieee754/e_atan2l.c: New file. `long double'
implementation for atan2 function.
* sysdeps/libm-ieee754/k_standard.c: Return NAN for libm not in
_SVID_ mode when acos, asin, atan2, log, log10 is called with
argument out of range.
Add new error case for pow(+0,neg).
* sysdeps/libm-ieee754/s_fpclassifyf.c: Correct recognition of
NaN and +-inf.
* sysdeps/libm-ieee754/s_fpclassifyl.c: Mask out explicit leading
digit in stupid 80 bit formats.
* sysdeps/libm-ieee754/s_isinf.c: Rewrite to return -1 for -inf.
* sysdeps/libm-ieee754/s_isinff.c: Likewise.
* sysdeps/libm-ieee754/s_isinfl.c: Likewise.
* sysdeps/libm-ieee754/s_scalbnl.c (huge, tiny): Adapt values for
long double type.
* sysdeps/libm-ieee754/w_atan2.c: Do not raise exception expect when
in SVID mode.
* sysdeps/libm-ieee754/w_atan2f.c: Likewise.
* sysdeps/libm-ieee754/w_atan2l.c: Likewise.
* sysdeps/libm-ieee754/w_pow.c: Distinguish error cases for x is +0
or -0.
* sysdeps/posix/isfdtype.c: Add cast to prevent warning.
* sysdeps/stub/fcntlbits.h: Update copyright.
* sysdeps/unix/bsd/fcntlbits.h: Likewise.
* sysdeps/unix/bsd/bsd4.4/fcntlbits.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/fcntlbits.h: Likewise.
* sysdeps/unix/bsd/ultrix4/fcntlbits.h: Likewise.
* sysdeps/unix/common/fcntlbits.h: Likewise.
* sysdeps/unix/sysv/fcntlbits.h: Likewise. Define O_FSYNC as alias
of O_SYNC. Add BSD compatibility macros FAPPEND, FFSYNC, FNONBLOCK,
and FNDELAY.
* sysdeps/unix/sysv/irix4/fcntlbits.h: Likewise.
* sysdeps/unix/readdir_r.c: Don't copy whole `struct dirent' record,
only reclen bytes.
* sysdeps/unix/sysv/linux/fcntlbits.h [__USE_GNU]: Add O_READ, O_WRITE
and O_NORW.
* sysdeps/unix/sysv/linux/alpha/fcntlbits.h: Likewise.
* sysdeps/unix/sysv/linux/init-first.h: Add copyright.
* sysdeps/unix/sysv/linux/fxstat.c: New file. Rewrite kernel-level
struct stat to user-level form.
* sysdeps/unix/sysv/linux/lxstat: New file.
* sysdeps/unix/sysv/linux/xstat: New file.
* sysdeps/unix/sysv/linux/kernel_stat.h: Define struct stat used in
kernel.
* sysdeps/unix/sysv/linux/statbuf.h (struct stat): Change definition
to use prescribed types for elements.
(_STAT_VER): Change to value 3.
* sysdeps/unix/sysv/linux/alph/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/Dist: Add kernel_stat.h.
* sysdeps/unix/sysv/linux/alpha/Dist: Likewise.
* time/Makefile: Correct dependencies for test-tz.
1997-03-16 14:59 Philip Blundell <phil@london.uk.eu.org>
* resolv/netdb.h: Add prototypes for gai_strerror and getnameinfo
(needed for IPv6 basic sockets API).
1997-03-16 15:02 a sun <asun@zoology.washington.edu>
* sysdeps/unix/sysv/linux/net/if_ppp.h: Don't use incompatible
kernel header.
* sysdeps/unix/sysv/linux/net/ppp_defs.h: Likewise.
1997-03-14 17:15 Ulrich Drepper <drepper@cygnus.com>
* db/hash/hash_bigkey.c (__big_delete): Don't call __free_ovflpage
without testing for last_bfp to be NULL.
Reported by fabsoft@fabserver1.zarm.uni-bremen.de.
1997-03-13 11:42 Jim Meyering <meyering@asic.sc.ti.com>
* time/mktime.c (TIME_T_MIN): Work around a bug in Cray C 5.0.3.0.
1997-03-14 04:00 Kurt Garloff <garloff@kg1.ping.de>
* sysdeps/unix/sysv/linux/fcntlbits.h (O_FSYNC): Make alias for O_SYNC.
(FASYNC): Move to __USE_BSD section. Create new macro O_ASYNC.
1997-03-14 02:50 Ulrich Drepper <drepper@cygnus.com>
* nis/nss_nis/nis-hosts.c (_nss_nis_gethostbyname2_r): New
functions. Compare result for correct address type.
(_nss_nis_gethostbyname_r): Use _nss_nis_gethostbyname2_r.
Reported by Mirko Streckenbach <mirko@marian.hil.de>.
1997-02-17 01:40 Zlatko Calusic <zcalusic@srce.hr>
* time/strptime.c (recursive): Return rp to caller.
(strptime_internal): First check for long names, then abbreviated
(month & weekday).
1997-03-10 19:44 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* Makeconfig: Remove useless definitions of ASFLAGS-%.
* config.make.in (ASFLAGS-.so): Remove.
* configure.in: Don't substitute ASFLAGS_SO.
* sysdeps/sparc/configure.in: Remove file.
* sysdeps/sparc/Makefile (ASFLAGS-.so): Define.
1997-03-11 17:00 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* time/strptime.c (strptime_internal) [case 'Y']: Always subtract
1900 from year, regardless of century.
1997-03-12 05:43 Ulrich Drepper <drepper@cygnus.com>
* stdlib/strtod.c (_tens_in_limb) [BITS_PER_MP_LIMB > 32]: Make
all numbers unsigned to make buggy gccs happy.
Patch by Bryan W. Headley <bheadley@interaccess.com>.
* sysdeps/unix/sysv/linux/netinet/ip.h: Add backward-compatibility
definitions. Patch by a sun <asun@zoology.washington.edu>.
Pretty print header.
* Makerules (build-shlib): Also create symlink if library is versioned.
based on a patch by H.J. Lu <hjl@gnu.ai.mit.edu>.
Remove special rule to libc.so symlink.
1997-03-11 20:16 Andreas Jaeger <aj@arthur.pfalz.de>
* manual/math.texi (Domain and Range Errors): Change descriptions
according to recent changes for ISO C 9X.
1997-03-11 22:39 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/libm-ieee754/k_standard.c (__kernel_standard): Correct
return values for acos, asin, and atan2.
Reported by Andreas Jaeger <aj@arthur.pfalz.de>.
1997-03-10 18:16 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* ypclnt.c (__yp_bind): Fix possible buffer overflow.
1997-03-10 18:06 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
* dirent/alphasort.c (alphasort): Interpret arguments as pointers
to pointers to directory entries so that alphasort really can be
used as argument for scandir.
1997-03-09 23:33 Andreas Jaeger <aj@arthur.pfalz.de>
* string/strdup.c: Declare memcpy if !(_LIBC || STDC_HEADERS)
instead of strcpy.
1997-03-10 03:34 Ulrich Drepper <drepper@cygnus.com>
* catgets/catgets.c (catopen): Always add NLSPATH to search path for
catalogs, not only if the envvar NLSPATH is not available.
Reported by Andries.Brouwer@cwi.nl.
1997-03-10 02:46 Ulrich Drepper <drepper@cygnus.com>
* Makeconfig (localtime-file): Don't define using installation
directory.
(inst_localtime-file): New variable.
* time/Makefile (installed-localtime-file): Use inst_localtime-file.
Reported by Edward Seidl <seidl@janed.com>.
1997-03-10 02:31 H.J. Lu <hjl@gnu.ai.mit.edu>
* time/Makefile: Add source files to dependencies for test data.
1997-03-09 22:53 Thorsten Kukuk <kukuk@weber.uni-paderborn.de>
* nis/nss_nis/nis-ethers.c: Don't ignore return value of yp_all.
* nis/nss_nis/nis-proto.c: Likewise.
* nis/nss_nis/nis-rpc.c: Likewise.
* nis/nss_nis/nis-service.c: Likewise.
1997-03-08 14:37 Miguel de Icaza <miguel@nuclecu.unam.mx>
* sysdeps/sparc/dl-machine.h (elf_machine_rela): Upgrade to
versioning; Added missing R_SPARC_WDISP30 handling.
(RTLD_START): Implement it.
* sysdeps/unix/sysv/linux/sparc/brk.c: Fix.
* sysdeps/unix/sysv/linux/sparc/start.c: Startup code for
Linux/SPARC.
1997-03-02 18:06 Miguel de Icaza <miguel@nuclecu.unam.mx>
* sysdeps/sparc/dl-machine.h (RTLD_START): Make arg as expected by
the dynamic linker instead of having a new conditional define.
Thanks to Richard Henderson for pointing this out.
* elf/rtld.c: Remove usage of ELF_ADJUST_ARG.
1997-03-20 20:44 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
* sysdeps/mach/hurd/euidaccess.c: Define as __euidaccess and make
euidaccess weak alias.
1997-03-07 10:30 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
* stdio-common/printf_fphex.c (MIN): New macro.
* sysdeps/generic/netinet/in.h: Include <sys/types.h>.
* sysdeps/generic/sys/mman.h (msync): Mention third arg.
* sysdeps/generic/netinet/in.h: Add definitions for IPv6 basic
API. (See change by Philip Blundell on Feb 16, 1997.)
1997-03-05 10:40 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu>
* hurd/hurd.h (vpprintf): Include <stdarg.h>. New declaration.
* hurd/set-host.c (_hurd_set_host_config): Cast second arg to
__file_name_split.
* mach/mach_error.c (mach_error_string_int): Give full prototype.
* mach/errstring.c (mach_error_string_int): Likewise.
* mach/error_compat.c (__mach_error_map_compat): Likewise.
* hurd/vpprintf.c (pwrite, vpprintf): Likewise.
* stdio/vasprintf.c (vasprintf): Likewise.
* mach/mach/mach_traps.h: Include <mach/kern_return.h>.
* mach/spin-solid.c: Include <mach/mach_traps.h>.
* mach/spin-solid.c (__spin_lock_solid): Provide arg to
swtch_pri.
* mach/mach_init.c: Include <mach/mig_support.h>.
* mach/mach_error.h (mach_error_string, mach_error,
mach_error_type): Always provide prototypes.
* mach/mach/error.h (mach_error_fn_t): Comment out declaration; it
appears to be entirely unused dead code.
* stdio/stdio.h (freopen): Fix spelling error.
1997-03-02 13:38 Miles Bader <miles@gnu.ai.mit.edu>
* string/argz.h (__need_error_t): New macro, before including <errno.h>
[!__const] (__const): New macro.
[!__error_t_defined] (error_t): New typedef.
* sysdeps/generic/socketbits.h: Add PF_FILE as synonym for PF_LOCAL
* sysdeps/unix/sysv/linux/socketbits.h: Likewise.
Diffstat (limited to 'sysdeps/sparc/dl-machine.h')
-rw-r--r-- | sysdeps/sparc/dl-machine.h | 85 |
1 files changed, 67 insertions, 18 deletions
diff --git a/sysdeps/sparc/dl-machine.h b/sysdeps/sparc/dl-machine.h index 5240b0c..6f1d7eb 100644 --- a/sysdeps/sparc/dl-machine.h +++ b/sysdeps/sparc/dl-machine.h @@ -98,8 +98,8 @@ elf_machine_load_address (void) MAP is the object containing the reloc. */ static inline void -elf_machine_rela (struct link_map *map, - const Elf32_Rela *reloc, const Elf32_Sym *sym) +elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, + const Elf32_Sym *sym, const struct r_found_version *version) { Elf32_Addr *const reloc_addr = (void *) (map->l_addr + reloc->r_offset); Elf32_Addr loadbase; @@ -107,31 +107,31 @@ elf_machine_rela (struct link_map *map, switch (ELF32_R_TYPE (reloc->r_info)) { case R_SPARC_COPY: - loadbase = RESOLVE (&sym, DL_LOOKUP_NOEXEC); + loadbase = RESOLVE (&sym, version, DL_LOOKUP_NOEXEC); memcpy (reloc_addr, (void *) (loadbase + sym->st_value), sym->st_size); break; case R_SPARC_GLOB_DAT: case R_SPARC_32: - loadbase = RESOLVE (&sym, 0); + loadbase = RESOLVE (&sym, version, 0); *reloc_addr = ((sym ? (loadbase + sym->st_value) : 0) + reloc->r_addend); break; case R_SPARC_JMP_SLOT: - loadbase = RESOLVE (&sym, DL_LOOKUP_NOPLT); + loadbase = RESOLVE (&sym, version, DL_LOOKUP_NOPLT); { Elf32_Addr value = ((sym ? (loadbase + sym->st_value) : 0) + reloc->r_addend); - reloc_addr[1] = OPCODE_SETHI | (value >> 10); + reloc_addr[1] = OPCODE_SETHI_G1 | (value >> 10); reloc_addr[2] = OPCODE_JMP_G1 | (value & 0x3ff); } break; case R_SPARC_8: - loadbase = RESOLVE (&sym, 0); + loadbase = RESOLVE (&sym, version, 0); *(char *) reloc_addr = ((sym ? (loadbase + sym->st_value) : 0) + reloc->r_addend); break; case R_SPARC_16: - loadbase = RESOLVE (&sym, 0); + loadbase = RESOLVE (&sym, version, 0); *(short *) reloc_addr = ((sym ? (loadbase + sym->st_value) : 0) + reloc->r_addend); break; @@ -139,19 +139,19 @@ elf_machine_rela (struct link_map *map, *reloc_addr += map->l_addr + reloc->r_addend; break; case R_SPARC_DISP8: - loadbase = RESOLVE (&sym, 0); + loadbase = RESOLVE (&sym, version, 0); *(char *) reloc_addr = ((sym ? (loadbase + sym->st_value) : 0) + reloc->r_addend - (Elf32_Addr) reloc_addr); break; case R_SPARC_DISP16: - loadbase = (*resolve) (&sym, (Elf32_Addr) reloc_addr, 0); + loadbase = RESOLVE (&sym, version, 0); *(short *) reloc_addr = ((sym ? (loadbase + sym->st_value) : 0) + reloc->r_addend - (Elf32_Addr) reloc_addr); break; case R_SPARC_DISP32: - loadbase = RESOLVE (&sym, 0); + loadbase = RESOLVE (&sym, version, 0); *reloc_addr = ((sym ? (loadbase + sym->st_value) : 0) + reloc->r_addend - (Elf32_Addr) reloc_addr); @@ -160,17 +160,27 @@ elf_machine_rela (struct link_map *map, { unsigned int saddr; - loadbase = RESOLVE (&sym, 0); + loadbase = RESOLVE (&sym, version, 0); saddr = (loadbase ? loadbase : map->l_addr) + reloc->r_addend; *reloc_addr = (*reloc_addr & ~0x3ff) | (saddr & 0x3ff); } break; + case R_SPARC_WDISP30: + { + unsigned int saddr; + + loadbase = RESOLVE (&sym, version, 0); + saddr = (loadbase ? loadbase : map->l_addr) + reloc->r_addend; + *reloc_addr = ((*reloc_addr & 0xc0000000) + | ((saddr - (unsigned int) reloc_addr)>>2)); + } + break; case R_SPARC_HI22: { unsigned int saddr; - loadbase = RESOLVE (&sym, 0); + loadbase = RESOLVE (&sym, version, 0); saddr = (loadbase ? loadbase : map->l_addr) + reloc->r_addend; *reloc_addr = (*reloc_addr & 0xffc00000)|(saddr >> 10); @@ -199,9 +209,7 @@ elf_machine_lazy_rel (struct link_map *map, const Elf32_Rela *reloc) } } -#define ELF_ADJUST_ARG(arg) __asm__("\tadd %%fp,64,%0\n" : "=r" (arg)) - -#endif /* RESOLV */ +#endif /* RESOLVE */ /* Nonzero iff TYPE describes relocation of a PLT entry, so PLT entries should not be allowed to define the value. */ @@ -285,8 +293,49 @@ _dl_runtime_resolve: .globl _start\n\ .type _start,@function\n\ _start:\n\ + /* Pass pointer to argument block to _dl_start. */\n\ + add %sp,64,%o0\n\ call _dl_start\n\ - nop\n\ - call %o0\n\ + nop\n\ + \n\ + mov %o0,%l0\n\ + \n\ +2:\n\ + call 1f\n\ + nop\n\ +1:\n\ + sethi %hi(_GLOBAL_OFFSET_TABLE_-(2b-.)),%l2\n\ + sethi %hi(_dl_default_scope),%l3\n\ + or %l2,%lo(_GLOBAL_OFFSET_TABLE_-(2b-.)),%l2\n\ + or %l3,%lo(_dl_default_scope),%l3\n\ + add %o7,%l2,%l1\n\ + # %l1 has the GOT. %l3 has _dl_default_scope offset\n\ + # Now, load _dl_default_scope [2]\n\ + add %l3,4,%l3\n\ + ld [%l1+%l3],%l4\n\ + # %l4 has _dl_default_scope [2]\n\ + # call _dl_init_next until it returns 0, pass _dl_default_scope [2]\n\ +3:\n\ + call _dl_init_next\n\ + mov %l4,%o0\n\ + cmp %o0,%g0\n\ + bz,a 4f\n\ + nop\n\ + call %o0\n\ + nop\n\ + b,a 3b\n\ +4:\n\ + # Clear the _dl_starting_up variable and pass _dl_fini in %g1 as per ELF ABI.\n\ + sethi %hi(_dl_starting_up),%l4\n\ + sethi %hi(_dl_fini),%l3\n\ + or %l4,%lo(_dl_starting_up),%l4\n\ + or %l3,%lo(_dl_fini),%l3\n\ + # clear _dl_starting_up\n\ + ld [%l1+%l4],%l5\n\ + st %g0,[%l5]\n\ + # load out fini function for atexit in %g1\n\ + ld [%l3+%l1],%g1\n\ + # jump to the user program entry point.\n\ + jmpl %l0,%g0\n\ nop\n\ "); |