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author | Ulrich Drepper <drepper@redhat.com> | 1997-10-12 04:05:44 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1997-10-12 04:05:44 +0000 |
commit | dfd2257ad98eb0f6eab167e5fe5ff68ca87172e3 (patch) | |
tree | 598abc70247c1d029e6ac2ddb8cf127b81e442e4 /sysdeps/libm-ieee754/s_lrint.c | |
parent | a5a0310d8e9d7176bb17e91c916272006a871016 (diff) | |
download | glibc-dfd2257ad98eb0f6eab167e5fe5ff68ca87172e3.tar.gz glibc-dfd2257ad98eb0f6eab167e5fe5ff68ca87172e3.tar.xz glibc-dfd2257ad98eb0f6eab167e5fe5ff68ca87172e3.zip |
Update. cvs/libc-ud-971011
1997-10-12 05:09 Ulrich Drepper <drepper@cygnus.com> * libio/Makefile (routines): Remove iofprintf. * stdio-common/fprintf.c [USE_IN_LIBIO]: Define _IO_fprintf. * libio/filedoalloc.c: Use _G_stat64 instead of stat. * libio/fileops.c (_IO_file_open): Change to take extra argument indicating whether 32 or 64 bit mode is wanted. * libio/iofopen.c: Call _IO_file_open with extra argument set to 0. * libio/iofopen64.c: Call _IO_file_open with extra argument set to 0. * libio/iolibio.h (_IO_freopen, _IO_freopen64): Likewise. * libio/iofgetpos.c: Pretty print. * libio/iofgetpos64.c: Use _IO_fpos64_t for local variable `pos'. * manual/conf.texi: Document all the _SC_ and _CS_ constants. * manual/creature.texi: Document _LARGEFILE_SOURCE, _LARGEFILE64_SOURCE and _FILE_OFFSET_BITS. * manual/llio.texi: Document truncate and ftruncate. * manual/stdio.texi: Document positional parameters for printf. * math/Makefile (headers): Add tgmath.h. (libm-support): Remove s_lrint, s_llrint, s_lround, and s_llround and move to ... (libm-calls): ... here. Add scalbln, s_nextafterx and s_fma. * math/libm-test.c (lround_test, llround_test): Test for all FP formats by using FUNC(). * math/libm.map: Add fma, fmaf, fmal, nextafterx, nextafterxf, nextafterxl, scalbln, scalblnf, scalblnl, lrintf, lrintl, llrintf, llrintl, lroundf, lroundl, llroundf, and llroundl. * math/math.h: Document new platform specific macros from mathdef.h. Remove declaration of lrint, llrint, lround, and llround. * math/test-double.c: Define TEST_DOUBLE. * math/test-idouble.c: Likewise. * math/test-float.c: Define TEST_FLOAT. * math/test-ifloat.c: Likewise. * math/tgmath.h: New file. * math/bits/mathcalls.h: Add nextafterx, scalbln, fma, lrint, llrint, lround, and llround. Change second argument of scalbn to `int'. * sysdeps/libm-ieee754/s_fma.S: New file. * sysdeps/libm-ieee754/s_fmaf.S: New file. * sysdeps/libm-ieee754/s_fmal.S: New file. * sysdeps/libm-i387/s_fma.S: New file. * sysdeps/libm-i387/s_fmaf.S: New file. * sysdeps/libm-i387/s_fmal.S: New file. * sysdeps/libm-i387/s_llrint.S: Change to take double argument. * sysdeps/libm-i387/s_lrint.S: Likewise. * sysdeps/libm-i387/s_llrintf.S: New file. * sysdeps/libm-i387/s_llrintl.S: New file. * sysdeps/libm-i387/s_lrintf.S: New file. * sysdeps/libm-i387/s_lrintl.S: New file. * sysdeps/libm-ieee754/s_llrint.c: Remove version which works on 80bit double. * sysdeps/libm-ieee754/s_lrint.c: Likewise. * sysdeps/libm-ieee754/s_llrintf.S: New file. * sysdeps/libm-ieee754/s_llrintl.S: New file. * sysdeps/libm-ieee754/s_lrintf.S: New file. * sysdeps/libm-ieee754/s_lrintl.S: New file. * sysdeps/libm-i387/s_scalbln.c: New file. Empty file. * sysdeps/libm-i387/s_scalblnf.c: New file. Empty file. * sysdeps/libm-i387/s_scalblnl.c: New file. Empty file. * sysdeps/libm-i387/s_scalbn.c: Add scalbln as alias. * sysdeps/libm-i387/s_scalbnf.c: Add scalblnf as alias. * sysdeps/libm-i387/s_scalbnl.c: Add scalblnl as alias. * sysdeps/libm-ieee754/s_llround.c: Remove version which works on 80bit double. * sysdeps/libm-ieee754/s_lround.c: Likewise. * sysdeps/libm-ieee754/s_llroundf.c: Likewise. * sysdeps/libm-ieee754/s_llroundl.c: Likewise. * sysdeps/libm-ieee754/s_lroundf.c: Likewise. * sysdeps/libm-ieee754/s_lroundl.c: Likewise. * sysdeps/libm-ieee754/s_nextafterl.c: Add alias fo nextafterxl. * sysdeps/libm-ieee754/s_nextafterx.c: New file. * sysdeps/libm-ieee754/s_nextafterxf.c: New file. * sysdeps/libm-ieee754/s_nextafterxl.c: New file. * sysdeps/libm-ieee754/s_scalbln.c: New file. * sysdeps/libm-ieee754/s_scalblnf.c: New file. * sysdeps/libm-ieee754/s_scalblnl.c: New file. * sysdeps/libm-ieee754/s_scalbn.c: Change to take `int' as second arg. * sysdeps/libm-ieee754/s_scalbnf.c: Likewise. * sysdeps/libm-ieee754/s_scalbnl.c: Likewise. * stdlib/stdlib.h: Protect declarations of __strto*l_internal functions by #ifdefs since they are duplicated in inttypes.h. * sysdeps/wordsize-32/inttypes.h: Add definition of strtoimax and strtoumax plus needed declarations. * sysdeps/generic/confname.h (_SC_AIO_LISTIO_MAX): Fix typo. 1997-10-09 Andreas Jaeger <aj@arthur.rhein-neckar.de> * locale/programs/locfile.c (locfile_read): Correct while loop. * db2/makedb.c (main): Add missing parameter for error output. (process_input): Likewise. * resolv/gethnamaddr.c (getanswer): Rewrite a bit to avoid warning. 1997-10-12 05:05 Ulrich Drepper <drepper@cygnus.com> * libc-map: Add __bzero, __mempcpy. 1997-10-10 18:51 David S. Miller <davem@tanya.rutgers.edu> * sysdeps/unix/sysv/linux/sparc/bits/ioctls.h: Remove dependencies on kernel_termios.h 1997-10-09 10:24 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> Add the changes from the Solaris 2.6 header files, use the new public defines/functions. * nis/nis_addmember.c: Updated. * nis/nis_checkpoint.c: Updated. * nis/nis_creategroup.c: updated. * nis/nis_destroygroup.c: Updated. * nis/nis_getservlist.c: Updated. * nis/nis_ismember.c: Updated. * nis/nis_lookup.c: Updated. * nis/nis_modify.c: Updated. * nis/nis_ping.c: Updated. * nis/nis_print.c: Updated. * nis/nis_print_group_entry.c: Updated. * nis/nis_remove.c: Updated. * nis/nis_removemember.c: Updated. * nis/nis_xdr.c: Updated. * nis/nss_nisplus/nisplus-alias.c: Updated. * nis/nss_nisplus/nisplus-ethers.c: Updated. * nis/nss_nisplus/nisplus-hosts.c: Updated. * nis/nss_nisplus/nisplus-network.c: Updated. * nis/nss_nisplus/nisplus-parser.c: Updated. * nis/nss_nisplus/nisplus-proto.c: Updated. * nis/nss_nisplus/nisplus-rpc.c: Updated. * nis/nss_nisplus/nisplus-service.c: Updated. * nis/rpcsvc/nis.h: Updated. * nis/rpcsvc/nis.x: Updated. * nis/rpcsvc/nis_object.x: Updated. * nis/rpcsvc/nis_tags.h: Updated. * nis/rpcsvc/nislib.h: Updated. * nis/lckcache.c: Removed, since Sun has dropped the directory signatures. The old cache version is now a security risk and not longer supported by Sun. * nis/nis_cache.c: Likewise. * nis/rpcsvc/nis_cache.h: Likewise. * nis/rpcsvc/nis_cache.x: Likewise. * nis/nis_call.c: Remove calls to the cache functions. * nis/libnsl.map: Remove cache and depending functions. * nis/nis_intern.h: Likewise. * nis/nis_add.c: Remove #include <rpcsvc/nislib.h>. * nis/nis_domain_of.c: Likewise. * nis/nis_domain_of_r.c: Likewise. * nis/nis_error.c: Likewise. * nis/nis_file.c: Likewise. * nis/nis_local_names.c: Likewise. * nis/nis_mkdir.c: Likewise. * nis/nis_rmdir.c: Likewise. * nis/nis_subr.c: Likewise. * nis/nis_verifygroup.c: Likewise. * nis/nis_clone.c: Removed, replaced by ... * nis/nis_clone_dir.c: New. * nis/nis_clone_obj.c: New. * nis/nis_clone_res.c: New. * nis/nis_table.c: Fixed bugs shown through the new clone functions. * nis/nis_defaults.c: Fixed a lot of race conditions. * nis/nis_free.c: Rewritten. * sunrpc/auth_des.c: Fix use of free'ed pointer. * nis/Makefile (libnsl-routines): Remove nis_clone, nis_cache and lckcache. Add nis_clone_dir, nis_clone_obj, and nis_clone_res. 1997-10-09 Andreas Jaeger <aj@arthur.rhein-neckar.de> * wctype/test_wctype.c (TEST): Add parens to avoid ambiguity. 1997-10-08 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * include/features.h: Don't crash if _XOPEN_SOURCE is defined to be empty. 1997-10-09 05:54 Ulrich Drepper <drepper@cygnus.com> * nss/digits_dots.c: Place `result' in resbuf and not in `buffer'. * nss/getXXbyYY_r.c: Make sure digits_dots.c sees `resbuf' as struct and not a pointer. Little optimizations. 1997-10-09 05:00 Ulrich Drepper <drepper@cygnus.com> * sysdeps/stub/getenv.c: Remove unused file. * sysdeps/stub/lxstat.c: Likewise. * sysdeps/stub/morecore.c: Likewise. * sysdeps/stub/putenv.c: Likewise. * sysdeps/stub/sbrk.c: Likewise. * sysdeps/stub/setenv.c: Likewise. * sysdeps/stub/sysd-stdio.c: Likewise. * sysdeps/stub/sysdep.h: Likewise. Reported by Zack Weinberg <zack@rabi.phys.columbia.edu>. 1997-10-09 04:58 Ulrich Drepper <drepper@cygnus.com> * configure.in: Add __bzero definition to DWARF2 unwind test. Reported by David S. Miller <davem@caip.rutgers.edu>. 1997-10-07 Paul Eggert <eggert@twinsun.com> * intl/loadmsgcat.c (_nl_load_domain): Fix &&/|| typo when checking file size. Check for overflow when stuffing off_t into size_t. 1997-10-07 18:11 Ulrich Drepper <drepper@cygnus.com> * time/africa: Update from tzdata1997i. 1997-10-07 Andreas Jaeger <aj@arthur.rhein-neckar.de> * posix/globtest.sh: Add arguments for name of dynamic linker and call dynamic linker to execute globtest. * posix/Makefile (tests): Supply arguments to globtest.sh. 1997-10-07 Andreas Jaeger <aj@arthur.rhein-neckar.de> * nis/rpcsvc/ypupd.h: Add missing __END_DECLS. 1997-10-03 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * libc.map: Add mempcpy, prctl. 1997-09-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/generic/memcmp.c: Avoid warnings. * sysdeps/generic/memset.c: Likewise. * sysdeps/generic/strchr.c: Likewise. * sysdeps/generic/strlen.c: Likewise. 1997-09-29 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * malloc/Makefile ($(objpfx)mtrace): Fix typo. 1997-09-29 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/dl-machine.h (elf_machine_rela): Fix last change. The R_68K_GLOB_DAT and R_68K_JMP_SLOT relocations really ignore the addend, Richard. (elf_machine_fixup_plt): Don't add the addend. (elf_machine_plt_value): New function. * sysdeps/alpha/dl-machine.h (elf_machine_plt_value): New function. * sysdeps/sparc/sparc32/dl-machine.h (elf_machine_plt_value): New function. * sysdeps/sparc/sparc64/dl-machine.h (elf_machine_plt_value): New function. * sysdeps/powerpc/dl-machine.h (elf_machine_plt_value): New function. * sysdeps/i386/dl-machine.h (elf_machine_plt_value): New function. * elf/dl-runtime.c (fixup, profile_fixup): Don't add in the addend, instead let the machine dependent setup decide. 1997-09-20 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/m68020/bits/string.h: New file. 1997-10-07 04:27 Richard Henderson <rth@cygnus.com> * Makeconfig (+includes): Add -I$(objpfx). * stdlib/longlong.h [__sparc__]: Prototype __udiv_qrnnd. * sysdeps/alpha/setjmp.S: __setjmp is the same as _setjmp. Make the former a strong symbol and the later a weak alias. * sysdeps/sparc/sparc32/setjmp.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/setjmp.S: Likewise. 1997-10-06 21:01 David S. Miller <davem@tanya.rutgers.edu> * sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h: Make ino_t 64-bits. * sysdeps/unix/sysv/linux/sparc/sparc64/kernel_stat.h: Make st_ino member 64-bits as well, to match the kernel. 1997-10-06 19:35 Ulrich Drepper <drepper@cygnus.com> * sysdeps/sparc/sparc64/sub_n.S: Fix typo. Patch by Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz>. 1997-10-06 01:09 Zack Weinberg <zack@rabi.phys.columbia.edu> * time/README: Correct list of files from tzcode package. Add contact information for tzcode/tzdata maintainers. Correct spelling of author's name. Compact lists. 1997-10-06 01:48 Ulrich Drepper <drepper@cygnus.com> * malloc/malloc.h: Remove hook definition without caller argument. * malloc/malloc.c: Likewise. * string/tester.c: Correct strsep test. * string/bits/string2.h: Define __string2_1bptr_p and use it. Patch by David S. Miller <davem@tanya.rutgers.edu>. * math/Makefile (routines): Add s_clog10. * math/libm-test.c: Add test for clog10. * math/libm.map: Add clog10{,f,l}. * math/bits/cmathcalls.h [__USE_GNU]: Add clog10. * sysdeps/libm-ieee754/s_clog10.c: New file. * sysdeps/libm-ieee754/s_clog10f.c: New file. * sysdeps/libm-ieee754/s_clog10l.c: New file. * manual/math.texi: Describe clog10. * config.h.in: Add USE_REGPARMS and define internal_function based on this. * configure.in: Define USE_REGPARMS for ix86 machines. * gmon/gmon.c: Mark write_hist, write_call_graph and write_bb_counts as internal functions. * inet/getnameinfo.c: Likewise for nrl_domainname. * inet/getnetgrent_r.c: Likewise for __internal_setnetgrent_reuse. * inet/rcmd.c: Likewise for __icheckhost. * intl/dcgettext.c: Likewise for category_to_name and guess_category_value. * intl/localealias.c: Likewise for read_alias_file. * io/fts.c: Likewise for fts_alloc, fts_build, fts_lfree, fts_maxarglen, fts_padjust, fts_palloc, fts_sort, and fts_stat. * libio/genops.c: Likewise for save_for_backup. * malloc/malloc.c (chunk_free, chunk_alloc, chunk_realloc, chunk_align, main_trim, heap_trim): Likewise. * malloc/mtrace.c (tr_where): Likewise. * misc/fstab.c (mnt2fs): Likewise. * misc/getttyent.c (skip, value): Likewise. * misc/syslog.c (openlog_internal): Likewise. * misc/tsearch.c (trecurse, tdestroy_internal): Likewise. * nss/nsswitch.c (nss_lookup_function, nss_parse_file, nss_getline, nss_parse_service_list, nss_new_service): Likewise. * posix/wordexp.c (parse_dollars, parse_backtick, eval_expr): Likewise. * resolv/inet_ntop.c (inet_ntop4, inet_ntop6): Likewise. * resolv/inet_pton.c (inet_pton4, inet_pton6): Likewise. * resolv/res_init.c (res_setoptions): Likewise. * stdio-common/printf_fp.c (group_number): Likewise. * stdio-common/vfprintf.c (buffered_vfprintf, group_number): Likewise. * stdlib/fmtmsg.c (internal_addseverity): Likewise. * sunrpc/auth_des.c (synchronize): Likewise. * sunrpc/auth_unix.c (marshal_new_auth): Likewise. * sunrpc/clnt_perr.c (auth_errmsg): Likewise. * sunrpc/key_call.c (key_call): Likewise. * sunprc/pmap_rmt.c (getbroadcastnets): Likewise. * sunrpc/svc_tcp.c (makefd_xprt): Likewise. * sunrpc/svcauth_des.c (cache_init, cache_spot, cache_ref, invalidate): Likewise. * sunrpc/xdr_rec.c (fix_buf_size, skip_input_bytes, flush_out, set_input_fragment, get_input_bytes): Likewise. * sysdeps/unix/sysv/linux/getsysstats.c (get_proc_path, phys_pages_info): Likewise. * sysdeps/unix/sysv/linux/if_index.c (opensock): Likewise. * sysdeps/unix/sysv/linux/poll.c (__emulate_poll): Likewise. * sysdeps/unix/sysv/linux/readv.c (__atomic_readv_replacement): Likewise. * sysdeps/unix/sysv/linux/readv.c (__atomic_writev_replacement): Likewise. * time/strptime.c (strptime_internal): Likewise. * time/tzfile.c (find_transition, compute_tzname_max): Likewise. * time/tzset.c (compute_change, tz_compute, tzset_internal): Likewise. * libc.map: Remove _libio_using_thunks, add _fp_hw and _dl_addr. * ctype/ctype.h: Pretty print. * grp/grp.h: Likewise. * include/libc-symbols.h: Likewise. * include/limits.h: Likewise. * include/values.h: Likewise. * io/fcntl.h: Likewise. * io/sys/stat.h: Likewise. * libio/stdio.h: Likewise. * malloc/malloc.h: Likewise. * misc/err.h: Likewise. * misc/regexp.h: Likewise. * misc/sys/cdefs.h: Likewise. * misc/sys/file.h: Likewise. * posix/sys/utsname.h: Likewise. * posix/sys/wait.h: Likewise. * pwd/pwd.h: Likewise. * resolv/netdb.h: Likewise. * signal/signal.h: Likewise. * stdlib/stdlib.h: Likewise. * string/endian.h: Likewise. * string/memory.h: Likewise. * sysdeps/mach/hurd/bits/fcntl.h: Likewise. * sysdeps/mach/hurd/sys/param.h: Likewise. * sysdeps/unix/sysv/linux/sys/param.h: Likewise. * termios/termios.h: Likewise. * wcsmbs/wchar.h: Likewise. * wctype/wctype.h: Likewise. * sysdeps/unix/bsd/bsd4.4/wait3.c: Use __WAIT_STATUS in definition. Implement Large File Support API. * include/features.h: Add suuport for _LARGEFILE_SOURCE, _LARGEFILE64_SOURCE, and _FILE_OFFSET_BITS. * libc.map: Add new functions for LFS. * dirent/Makefile (routines): Add readdir64 and readdir64_r. * dirent/dirent.h: Update readdir prototype for LFS and add new prototypes for above functions. * io/Makefile (routines): Add xstat64, fxstat64, lxstat64, statfs64, fstatfs64, lstat64, open64, lseek64, creat64, and ftw64. * io/creat64.c: New file. * io/fstat64.c: New file. * io/lstat64.c: New file. * io/stat64.c: New file. * io/ftw64.c: New file. * io/ftw.c: Rewrite to allow easy definition of ftw64. * io/ftw.h: Add LFS interface. * io/fcntl.h: Likewise. * io/sys/stat.h: Likewise. * io/sys/statfs.h: Likewise. * libio/Makefile (routines): Add iofgetpos64, iofopen64, iofsetpos64, freopen64, fseeko64, and ftello64. * libcio/fseeko64.c: New file. * libio/ftello64.c: New file. * libio/iofgetpos64.c: New file. * libio/iofopen64.c: New file. * libio/iofsetpos64.c: New file. * libio/fileops.c (_IO_file_fopen): Change to use _IO_off64_t. (_IO_file_attach): Likewise. (_IO_do_write): Likewise. (_IO_file_sync): Likewise. (_IO_file_seek): Likewise. (_IO_file_seekoff): Likewise. Use _G_stat64. (_IO_file_fopen64): New function. (_IO_file_jumps): Initialize showmanyc and imbue. * libio/genops.c (_IO_default_seekpos): Change to use _IO_fpos64_t. (_IO_default_seekoff): Likewise. (_IO_default_seek): Likewise. (_IO_default_showmanyc, _IO_default_imbue): New functions. * libio/iofopncook.c (_IO_cookie_seek): Change to use _IO_off64_t. * libio/iolibio.h: Add prototypes for LFS functions. * libio/ioseekoff.c: Change to use _IO_fpos64_t. * libio/ioseekpos.c: Likewise. * libio/libio.h: Define _IO_fpos64_t and _IO_off64_t. (_IO_FILE): Move _offset field to end and change type to _IO_off64_t. (_IO_seekoff, _IO_seekpos): Change prototype. * libio/libioP.h (_IO_seekoff_t, _IO_seekpos_t, _IO_seek_t): Change to use _IO_off64_t. Change prototypes for function from the *ops.c files. * libio/stdio.h: Add LFS interface definition. * libio/strops.c (_IO_str_seekoff): Change to use _IO_fpos64_t. * posix/Makefile (routines): Add pread64 and pwrite64. * posix/confstr.c: Handle _CS_LFS* requests. * posix/getconf.c: Handle LFS* requests. * sysdeps/generic/confname.h: Add _CS_LFS* constants. * posix/unistd.h: Document _LFS64_LARGEFILE and _LFS64_STDIO. Define off_t and off64_t appropriately. Change prototypes of LFS functions. * posix/sys/types.h: Add LFS types. * resources/Makefile (routines): Add getrlimit64 and setlimit64. * resource/sys/resource.h: Change prototypes of LFS functions. * stdio-common/Makefile (routines): Add tmpfile64. * stdio-common/tmpfile64.c: New file. * sysdeps/generic/_G_config.h: Define _G_fpos64_t and _G_off64_t. Define _G_OPEN64, _G_LSEEK64, _G_FSTAT64. * sysdeps/unix/sysv/linux/_G_config.h: Likewise. * sysdeps/generic/bits/resource.h: Add LFS definitions. * sysdeps/unix/bsd/sun/sunos4/bits/resource.h: Likewise. * sysdeps/unix/sysv/linux/bits/resource.h: Likewise. * sysdeps/generic/statfs.h: Use __fsblkcnt_t for some of the fields. * sysdeps/unix/sysv/linux/bits/statfs.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/statfs.h: Likewise. * sysdeps/generic/types.h: Define LFS types. * sysdeps/unix/sysv/linux/alpha/bits/types.h: Likewise. * sysdeps/unix/sysv/linux/bits/types.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h: Likewise. * sysdeps/generic/sys/mman.h: Add LFS definitions. * sysdeps/unix/sysv/linux/sys/mman.h: Likewise. * sysdeps/generic/mach/hurd/bits/fcntl.h: Add flock LFS extensions. * sysdeps/unix/bsd/bits/fcntl.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/fcntl.h: Likewise. * sysdeps/unix/sysv/linux/bits/fcntl.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/fcntl.h: Likewise. * sysdeps/generic/mach/hurd/bits/stat.h: Add stat LFS extensions. * sysdeps/unix/bsd/bits/stat.h: Likewise. * sysdeps/unix/bsd/osf/alpha/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/mips/bits/stat.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/stat.h: Likewise. * sysdeps/unix/sysv/sysv4/i386/bits/stat.h: Likewise. * sysdeps/unix/sysv/sysv4/solaris2/bits/stat.h: Likewise. * sysdeps/posix/open64.c: New file. * sysdeps/stub/fstatfs64.c: New file. * sysdeps/stub/fxstat64.c: New file. * sysdeps/stub/getrlimit64.c: New file. * sysdeps/stub/lseek64.c: New file. * sysdeps/stub/lxstat64.c: New file. * sysdeps/stub/open64.c: New file. * sysdeps/stub/pread64.c: New file. * sysdeps/stub/pwrite64.c: New file. * sysdeps/stub/readdir64.c: New file. * sysdeps/stub/readdir64_r.c: New file. * sysdeps/stub/setrlimit64.c: New file. * sysdeps/stub/statfs64.c: New file. * sysdeps/stub/xstat64.c: New file. * sysdeps/unix/sysv/linux/llseek.c: Define as __llseek and make llseek and lseek64 weak aliases. * sysdeps/unix/sysv/linux/lseek64.c: New file. Empty. * sysdeps/unix/sysv/linux/alpha/bits/dirent.h: New file. * sysdeps/unix/sysv/linux/bits/dirent.h: Add LFS definitions. * sysdeps/posix/tempname.c: Add extra argument to trigger use of open64. * sysdeps/stub/tempname.c: Likewise. * stdio-common/tempnam.c: Call __stdio_gen_tempname with extra argument. * stdio-common/tmpfile.c: Likewise. * stdio-common/tmpnam.c: Likewise. * stdio-common/tmpnam_r.c: Likewise. * libio/libioP.h: Add definition ofr showmanyc and imbue callbacks. * libio/fileops.c (_IO_file_jumps): Initialize showmanyc and imbue. * libio/iofopncook.c (_IO_cookie_jumps): Likewise. * libio/iopopen.c (_IO_proc_jumps): Likewise. * libio/memstream.c (_IO_mem_jumps): Likewise. * libio/obprintf.c (_IO_obstack_jumps): Likewise. * libio/vsnprintf.c (_IO_strn_jumps): Likewise. * libio/strops.c (_IO_str_jumps): Likewise. * manual/arith.texi: Add a few words why cabs should be used. * manual/llio.texi: Describe sync, fsync, fdatasync. Tell about cleanup handlers & fcntl,lseek,write,read,close,open. * manual/process.texi: Tell about cleanup handlers & system,waitpid, wait. * manual/signal.texi: Likewise for pause. * manual/terminal.texi: Likewise for tcdrain. * manual/time.texi: Document nanosleep. * posix/exevp.c: Don't use nested function. * stdlib/ucontext.h: New file. * sysdeps/i386/sys/ucontext.h: New file. SysV/i386 API definitions. * sunrpc/xcrypt.c (hexval): Make a macro for efficiency. * sysdeps/i386/setjmp.h: Make `here` label local. * sysdeps/i386/elf/start.S: Define _fp_hw "variable". * sysdeps/stub/fstatfs.c: Correct warning. * sysdeps/stub/fxstat.c: Likewise. * sysdeps/stub/lxstat.c: Likewise. * sysdeps/unix/sysv/i386/i686/time.S: New file. 1997-10-03 20:56 Jason Merrill <jason@yorick.cygnus.com> * malloc/obstack.h (obstack_empty_p): New macro. 1997-10-04 17:41 Philip Blundell <Philip.Blundell@pobox.com> * inet/getnameinfo.c (getnameinfo): Remove spurious `#if INET6'. 1997-09-30 Zack Weinberg <zack@rabi.phys.columbia.edu> * maint.texi: Add copyright terms for libdb (Sleepycat, Harvard). Document new --with-binutils switch; delete reference to --with-gnu-as, --with-gnu-ld, --with-gnu-binutils. Add to description of --without-fp: a kernel FPU emulator is adequate (from FAQ) * INSTALL: Regenerated. 1997-09-30 17:29 Richard Henderson <rth@cygnus.com> * sysdeps/sparc/sparc32/dl-machine.h (elf_machine_rela): Move _dl_hwcap declaration to ... (elf_machine_fixup_plt): ... here.
Diffstat (limited to 'sysdeps/libm-ieee754/s_lrint.c')
-rw-r--r-- | sysdeps/libm-ieee754/s_lrint.c | 225 |
1 files changed, 39 insertions, 186 deletions
diff --git a/sysdeps/libm-ieee754/s_lrint.c b/sysdeps/libm-ieee754/s_lrint.c index 6779f974bd..0ccd06a061 100644 --- a/sysdeps/libm-ieee754/s_lrint.c +++ b/sysdeps/libm-ieee754/s_lrint.c @@ -23,9 +23,7 @@ #include "math_private.h" -#ifdef NO_LONG_DOUBLE -/* The `long double' is in fact the IEEE `double' type. */ -static long double two52[2] = +static const double two52[2] = { 4.50359962737049600000e+15, /* 0x43300000, 0x00000000 */ -4.50359962737049600000e+15, /* 0xC3300000, 0x00000000 */ @@ -33,210 +31,65 @@ static long double two52[2] = long int -__lrint (long double x) +__lrint (double x) { - int32_t j0,sx; + int32_t j0; u_int32_t i0,i1,i; - long double t, w; + volatile double w; + double t; long int result; + int sx; EXTRACT_WORDS (i0, i1, x); - - sx = i0 >> 31; j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; + sx = i0 >> 31; + i0 &= 0xfffff; + i0 |= 0x100000; if (j0 < 20) { - if (j0 < 0) - { - if (((i0 & 0x7fffffff) | i1) == 0) - /* The number is 0. */ - result = 0; - else - { - i1 |= i0; - i0 &= 0xfffe0000; - i0 |= ((i1 | -i1) >> 12) & 0x80000; - SET_HIGH_WORD (x, i0); - w = two52[sx] + x; - t = w - two52[sx]; - GET_HIGH_WORD (i0, t); - if ((i0 & 0x7fffffff) >= 0x3fff0000) - result = sx ? -1 : 1; - else - result = 0; - } - } + if (j0 < -1) + return 0; else { - u_int32_t i = 0x000fffff >> j0; - if (((i0 & i) | i1) == 0) - { - /* X is not integral. */ - i >>= 1; - if (((i0 & i) | i1) != 0) - { - if (j0 == 19) - i1 = 0x40000000; - else - i0 = (i0 & (~i)) | (0x20000 >> j0); - - INSERT_WORDS (x, i0, i1); - w = two52[sx] + x; - x = w - two52[sx]; - EXTRACT_WORDS (i0, i1, x); - - j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; - } - } - - result = ((i0 >> (20 - j0)) & 0xfffff) | (0x00100000 >> (20 - j0)); - if (sx) - result = -result; + w = two52[sx] + x; + t = w - two52[sx]; + EXTRACT_WORDS (i0, i1, t); + i0 = i & 0xfffff; + i0 |= 0x100000; + j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; + + result = i0 >> (20 - j0); } } - else if ((unsigned int) j0 < sizeof (long int) * 8 && j0 < 53) + else if (j0 < (int32_t) (8 * sizeof (long int))) { - i = ((u_int32_t) (0xffffffff)) >> (j0 - 20); - if ((i1 & i) != 0) - { - /* x is not integral. */ - i >>= 1; - if ((i1 & i) != 0) - i1 = (i1 & (~i)) | (0x40000000 >> (j0 - 20)); - } - - INSERT_WORDS (x, i0, i1); - w = two52[sx] + x; - x = w - two52[sx]; - EXTRACT_WORDS (i0, i1, x); - - j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; - - result = i0 | 0x00100000; - if (j0 > 20) - { - result <<= j0 - 20; - result |= i1 >> (52 - j0); - } - if (sx) - result = -result; - } - else - /* Too large. The number is either +-inf or NaN or it is too - large to be effected by rounding. The standard leaves it - undefined what to return when the number is too large to fit in - a `long int'. */ - result = (long int) x; - - return result; -} - -#else -static long double two63[2] = -{ - 9.223372036854775808000000e+18, /* 0x403E, 0x00000000, 0x00000000 */ - -9.223372036854775808000000e+18 /* 0xC03E, 0x00000000, 0x00000000 */ -}; - - -long int -__lrint (long double x) -{ - int32_t se,j0,sx; - u_int32_t i0,i1,i; - long int result; - long double w, t; - - GET_LDOUBLE_WORDS (se, i0, i1, x); - - sx = (se >> 15) & 1; - j0 = (se & 0x7fff) - 0x3fff; - - if (j0 < 31) - { - if (j0 < 0) - { - if (((se & 0x7fff) | i0 | i1) == 0) - /* The number is 0. */ - result = 0; - else - { - i1 |= i0; - i0 &= 0xe0000000; - i0 |= (i1 | -i1) & 0x80000000; - SET_LDOUBLE_MSW (x, i0); - w = two63[sx] + x; - t = w - two63[sx]; - GET_LDOUBLE_EXP (i0, t); - if ((i0 & 0x7fff) >= 0x3fff) - result = sx ? -1 : 1; - else - result = 0; - } - } + if (j0 >= 52) + result = ((long int) i0 << (j0 - 20)) | (i1 << (j0 - 52)); else { - u_int32_t i = 0x7fffffff >> j0; - if (((i0 & i) | i1) == 0) - { - /* X is not integral. */ - i >>= 1; - if (((i0 & i) | i1) != 0) - { - if (j0 == 31) - i1 = 0x40000000; - else - i0 = (i0 & (~i)) | (0x20000000 >> j0); - - SET_LDOUBLE_WORDS (x, se, i0, i1); - w = two63[sx] + x; - x = w - two63[sx]; - GET_LDOUBLE_WORDS (se, i0, i1, x); - - sx = (se >> 15) & 1; - j0 = (se & 0x7fff) - 0x3fff; - } - } - - - result = i0 >> (31 - j0); + w = two52[sx] + x; + t = w - two52[sx]; + EXTRACT_WORDS (i0, i1, t); + i0 = i & 0xfffff; + i0 |= 0x100000; + j0 = ((i0 >> 20) & 0x7ff) - 0x3ff; + + result = ((long int) i0 << (j0 - 20)) | (j >> (52 - j0)); } } - else if ((unsigned int) j0 < sizeof (long int) * 8 && j0 < 64) + else { - i = ((u_int32_t) (0xffffffff)) >> (j0 - 31); - if ((i1 & i) != 0) - { - /* x is not integral. */ - i >>= 1; - if ((i1 & i) != 0) - i1 = (i1 & (~i)) | (0x40000000 >> (j0 - 31)); - } - - SET_LDOUBLE_WORDS (x, se, i0, i1); - w = two63[sx] + x; - x = w - two63[sx]; - GET_LDOUBLE_WORDS (se, i0, i1, x); - - j0 = (se & 0x7fff) - 0x3fff; - - result = i0; - if (j0 > 31) - { - result <<= j0 - 31; - result |= i1 >> (63 - j0); - } + /* The number is too large. It is left implementation defined + what happens. */ + return (long int) x; } - else - /* Too large. The number is either +-inf or NaN or it is too - large to be effected by rounding. The standard leaves it - undefined what to return when the number is too large to fit in - a `long int'. */ - result = (long int) x; - return result; + return sx ? -result : result; } -#endif weak_alias (__lrint, lrint) +#ifdef NO_LONG_DOUBLE +strong_alias (__lrint, __lrintl) +weak_alias (__lrint, lrintl) +#endif |