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authorUlrich Drepper <drepper@redhat.com>1997-10-12 04:05:44 +0000
committerUlrich Drepper <drepper@redhat.com>1997-10-12 04:05:44 +0000
commitdfd2257ad98eb0f6eab167e5fe5ff68ca87172e3 (patch)
tree598abc70247c1d029e6ac2ddb8cf127b81e442e4 /sysdeps/libm-ieee754
parenta5a0310d8e9d7176bb17e91c916272006a871016 (diff)
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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')
-rw-r--r--sysdeps/libm-ieee754/s_clog10.c65
-rw-r--r--sysdeps/libm-ieee754/s_clog10f.c61
-rw-r--r--sysdeps/libm-ieee754/s_clog10l.c61
-rw-r--r--sysdeps/libm-ieee754/s_fma.c28
-rw-r--r--sysdeps/libm-ieee754/s_fmaf.c28
-rw-r--r--sysdeps/libm-ieee754/s_fmal.c28
-rw-r--r--sysdeps/libm-ieee754/s_llrint.c227
-rw-r--r--sysdeps/libm-ieee754/s_llrintf.c78
-rw-r--r--sysdeps/libm-ieee754/s_llrintl.c86
-rw-r--r--sysdeps/libm-ieee754/s_llround.c151
-rw-r--r--sysdeps/libm-ieee754/s_llroundf.c63
-rw-r--r--sysdeps/libm-ieee754/s_llroundl.c78
-rw-r--r--sysdeps/libm-ieee754/s_lrint.c225
-rw-r--r--sysdeps/libm-ieee754/s_lrintf.c78
-rw-r--r--sysdeps/libm-ieee754/s_lrintl.c86
-rw-r--r--sysdeps/libm-ieee754/s_lround.c143
-rw-r--r--sysdeps/libm-ieee754/s_lroundf.c63
-rw-r--r--sysdeps/libm-ieee754/s_lroundl.c78
-rw-r--r--sysdeps/libm-ieee754/s_nextafterl.c2
-rw-r--r--sysdeps/libm-ieee754/s_nextafterx.c98
-rw-r--r--sysdeps/libm-ieee754/s_nextafterxf.c78
-rw-r--r--sysdeps/libm-ieee754/s_nextafterxl.c1
-rw-r--r--sysdeps/libm-ieee754/s_scalbln.c70
-rw-r--r--sysdeps/libm-ieee754/s_scalblnf.c63
-rw-r--r--sysdeps/libm-ieee754/s_scalblnl.c71
-rw-r--r--sysdeps/libm-ieee754/s_scalbn.c4
-rw-r--r--sysdeps/libm-ieee754/s_scalbnf.c4
-rw-r--r--sysdeps/libm-ieee754/s_scalbnl.c4
28 files changed, 1396 insertions, 626 deletions
diff --git a/sysdeps/libm-ieee754/s_clog10.c b/sysdeps/libm-ieee754/s_clog10.c
new file mode 100644
index 0000000..5a9de75
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_clog10.c
@@ -0,0 +1,65 @@
+/* Compute complex base 10 logarithm.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <complex.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ double
+__clog10 (__complex__ double x)
+{
+ __complex__ double result;
+ int rcls = fpclassify (__real__ x);
+ int icls = fpclassify (__imag__ x);
+
+ if (rcls == FP_ZERO && icls == FP_ZERO)
+ {
+ /* Real and imaginary part are 0.0. */
+ __imag__ result = signbit (__real__ x) ? M_PI : 0.0;
+ __imag__ result = __copysign (__imag__ result, __imag__ x);
+ /* Yes, the following line raises an exception. */
+ __real__ result = -1.0 / fabs (__real__ x);
+ }
+ else if (rcls != FP_NAN && icls != FP_NAN)
+ {
+ /* Neither real nor imaginary part is NaN. */
+ __real__ result = __ieee754_log10 (__ieee754_hypot (__real__ x,
+ __imag__ x));
+ __imag__ result = __ieee754_atan2 (__imag__ x, __real__ x);
+ }
+ else
+ {
+ __imag__ result = __nan ("");
+ if (rcls == FP_INFINITE || icls == FP_INFINITE)
+ /* Real or imaginary part is infinite. */
+ __real__ result = HUGE_VAL;
+ else
+ __real__ result = __nan ("");
+ }
+
+ return result;
+}
+weak_alias (__clog10, clog10)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__clog10, __clog10l)
+weak_alias (__clog10, clog10l)
+#endif
diff --git a/sysdeps/libm-ieee754/s_clog10f.c b/sysdeps/libm-ieee754/s_clog10f.c
new file mode 100644
index 0000000..4e2fa83
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_clog10f.c
@@ -0,0 +1,61 @@
+/* Compute complex base 10 logarithm.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <complex.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ float
+__clog10f (__complex__ float x)
+{
+ __complex__ float result;
+ int rcls = fpclassify (__real__ x);
+ int icls = fpclassify (__imag__ x);
+
+ if (rcls == FP_ZERO && icls == FP_ZERO)
+ {
+ /* Real and imaginary part are 0.0. */
+ __imag__ result = signbit (__real__ x) ? M_PI : 0.0;
+ __imag__ result = __copysignf (__imag__ result, __imag__ x);
+ /* Yes, the following line raises an exception. */
+ __real__ result = -1.0 / fabsf (__real__ x);
+ }
+ else if (rcls != FP_NAN && icls != FP_NAN)
+ {
+ /* Neither real nor imaginary part is NaN. */
+ __real__ result = __ieee754_log10f (__ieee754_hypotf (__real__ x,
+ __imag__ x));
+ __imag__ result = __ieee754_atan2f (__imag__ x, __real__ x);
+ }
+ else
+ {
+ __imag__ result = __nanf ("");
+ if (rcls == FP_INFINITE || icls == FP_INFINITE)
+ /* Real or imaginary part is infinite. */
+ __real__ result = HUGE_VALF;
+ else
+ __real__ result = __nanf ("");
+ }
+
+ return result;
+}
+weak_alias (__clog10f, clog10f)
diff --git a/sysdeps/libm-ieee754/s_clog10l.c b/sysdeps/libm-ieee754/s_clog10l.c
new file mode 100644
index 0000000..bf7d394
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_clog10l.c
@@ -0,0 +1,61 @@
+/* Compute complex natural logarithm.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <complex.h>
+#include <math.h>
+
+#include "math_private.h"
+
+
+__complex__ long double
+__clog10l (__complex__ long double x)
+{
+ __complex__ long double result;
+ int rcls = fpclassify (__real__ x);
+ int icls = fpclassify (__imag__ x);
+
+ if (rcls == FP_ZERO && icls == FP_ZERO)
+ {
+ /* Real and imaginary part are 0.0. */
+ __imag__ result = signbit (__real__ x) ? M_PI : 0.0;
+ __imag__ result = __copysignl (__imag__ result, __imag__ x);
+ /* Yes, the following line raises an exception. */
+ __real__ result = -1.0 / fabsl (__real__ x);
+ }
+ else if (rcls != FP_NAN && icls != FP_NAN)
+ {
+ /* Neither real nor imaginary part is NaN. */
+ __real__ result = __ieee754_log10l (__ieee754_hypotl (__real__ x,
+ __imag__ x));
+ __imag__ result = __ieee754_atan2l (__imag__ x, __real__ x);
+ }
+ else
+ {
+ __imag__ result = __nanl ("");
+ if (rcls == FP_INFINITE || icls == FP_INFINITE)
+ /* Real or imaginary part is infinite. */
+ __real__ result = HUGE_VALL;
+ else
+ __real__ result = __nanl ("");
+ }
+
+ return result;
+}
+weak_alias (__clog10l, clog10l)
diff --git a/sysdeps/libm-ieee754/s_fma.c b/sysdeps/libm-ieee754/s_fma.c
new file mode 100644
index 0000000..53974dc
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fma.c
@@ -0,0 +1,28 @@
+/* Compute x * y + z as ternary operation.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+double
+__fma (double x, double y, double z)
+{
+ return (x * y) + z;
+}
+weak_alias (__fma, fma)
diff --git a/sysdeps/libm-ieee754/s_fmaf.c b/sysdeps/libm-ieee754/s_fmaf.c
new file mode 100644
index 0000000..44e5e15
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fmaf.c
@@ -0,0 +1,28 @@
+/* Compute x * y + z as ternary operation.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+float
+__fmaf (float x, float y, float z)
+{
+ return (x * y) + z;
+}
+weak_alias (__fmaf, fmaf)
diff --git a/sysdeps/libm-ieee754/s_fmal.c b/sysdeps/libm-ieee754/s_fmal.c
new file mode 100644
index 0000000..f73751f
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_fmal.c
@@ -0,0 +1,28 @@
+/* Compute x * y + z as ternary operation.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+long double
+__fmal (long double x, long double y, long double z)
+{
+ return (x * y) + z;
+}
+weak_alias (__fmal, fmal)
diff --git a/sysdeps/libm-ieee754/s_llrint.c b/sysdeps/libm-ieee754/s_llrint.c
index faae106..a50ba96 100644
--- a/sysdeps/libm-ieee754/s_llrint.c
+++ b/sysdeps/libm-ieee754/s_llrint.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 long double two52[2] =
{
4.50359962737049600000e+15, /* 0x43300000, 0x00000000 */
-4.50359962737049600000e+15, /* 0xC3300000, 0x00000000 */
@@ -33,210 +31,65 @@ static long double two52[2] =
long long int
-__llrint (long double x)
+__llrint (double x)
{
- int32_t j0,sx;
- u_int32_t i0, i1, i;
- long double t, w;
+ int32_t j0;
+ u_int32_t i1, i0;
long long int result;
+ volatile double w;
+ double t;
+ 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 long int) * 8 && j0 < 53)
- {
- 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 long int) x;
-
- return result;
-}
-
-#else
-static long double two63[2] =
-{
- 9.223372036854775808000000e+18, /* 0x403E, 0x00000000, 0x00000000 */
- -9.223372036854775808000000e+18 /* 0xC03E, 0x00000000, 0x00000000 */
-};
-
-
-long long int
-__llrint (long double x)
-{
- int32_t se,j0,sx;
- u_int32_t i0, i1, i;
- long 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)
+ else if (j0 < (int32_t) (8 * sizeof (long long int)))
{
- 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 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 long int) i0 << (j0 - 20)) | (j >> (52 - j0));
}
}
- else if ((unsigned int) j0 < sizeof (long 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 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 long int) x;
- return result;
+ return sx ? -result : result;
}
-#endif
weak_alias (__llrint, llrint)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__llrint, __llrintl)
+weak_alias (__llrint, llrintl)
+#endif
diff --git a/sysdeps/libm-ieee754/s_llrintf.c b/sysdeps/libm-ieee754/s_llrintf.c
new file mode 100644
index 0000000..f73afd0
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_llrintf.c
@@ -0,0 +1,78 @@
+/* Round argument to nearest integral value according to current rounding
+ direction.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+static const double two23[2] =
+{
+ 8.3886080000e+06, /* 0x4B000000 */
+ -8.3886080000e+06, /* 0xCB000000 */
+};
+
+
+long long int
+__llrintf (float x)
+{
+ int32_t j0;
+ u_int32_t i, i0;
+ volatile float w;
+ float t;
+ long long int result;
+ int sx;
+
+ GET_FLOAT_WORD (i, x);
+
+ sx = i0 >> 31;
+ j0 = ((i0 >> 23) & 0xff) - 0x7f;
+ i0 = i & 0x7fffff;
+ i0 |= 0x800000;
+
+ if (j0 < (int32_t) (sizeof (long long int) * 8))
+ {
+ if (j0 < -1)
+ return 0;
+ else if (j0 >= 23)
+ result = (long long int) i0 << (j0 - 23);
+ else
+ {
+ w = two23[sx] + x;
+ t = w - two23[sx];
+ GET_FLOAT_WORD (i, t);
+ i0 = i & 0x7fffff;
+ i0 |= 0x800000;
+ j0 = ((i0 >> 23) & 0xff) - 0x7f;
+
+ result = i0 >> (23 - j0);
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long long int) x;
+ }
+
+ return sx ? -result : result;
+}
+
+weak_alias (__llrintf, llrintf)
diff --git a/sysdeps/libm-ieee754/s_llrintl.c b/sysdeps/libm-ieee754/s_llrintl.c
new file mode 100644
index 0000000..29fc3a3
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_llrintl.c
@@ -0,0 +1,86 @@
+/* Round argument to nearest integral value according to current rounding
+ direction.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+static const long double two63[2] =
+{
+ 9.223372036854775808000000e+18, /* 0x403E, 0x00000000, 0x00000000 */
+ -9.223372036854775808000000e+18 /* 0xC03E, 0x00000000, 0x00000000 */
+};
+
+
+long long int
+__llrintl (long double x)
+{
+ int32_t se,j0;
+ u_int32_t i0, i1, i;
+ long long int result;
+ volatile long double w;
+ long double t;
+ int sx;
+
+ GET_LDOUBLE_WORDS (se, i0, i1, x);
+
+ sx = (se >> 15) & 1;
+ j0 = (se & 0x7fff) - 0x3fff;
+
+ if (j0 < 31)
+ {
+ if (j0 < -1)
+ return 0;
+ else
+ {
+ w = two63[sx] + x;
+ t = w - two63[sx];
+ GET_LDOUBLE_WORDS (se, i0, i1, t);
+ j0 = (se & 0x7fff) - 0x3fff;
+
+ result = i0 >> (31 - j0);
+ }
+ }
+ else if (j0 < (int32_t) (8 * sizeof (long long int)))
+ {
+ if (j0 >= 63)
+ result = ((long long int) i0 << (j0 - 31)) | (i1 << (j0 - 63));
+ else
+ {
+ w = two63[sx] + x;
+ t = w - two63[sx];
+ GET_LDOUBLE_WORDS (se, i0, i1, t);
+ j0 = (se & 0x7fff) - 0x3fff;
+
+ result = ((long long int) i0 << (j0 - 31)) | (j >> (63 - j0));
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long long int) x;
+ }
+
+ return sx ? -result : result;
+}
+
+weak_alias (__llrintl, llrintl)
diff --git a/sysdeps/libm-ieee754/s_llround.c b/sysdeps/libm-ieee754/s_llround.c
index aee0e31..1deb630 100644
--- a/sysdeps/libm-ieee754/s_llround.c
+++ b/sysdeps/libm-ieee754/s_llround.c
@@ -1,4 +1,4 @@
-/* Round long double value to long long int.
+/* Round double value to long long int.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -23,157 +23,56 @@
#include "math_private.h"
-#ifdef NO_LONG_DOUBLE
-/* The `long double' is in fact the IEEE `double' type. */
-
long long int
-__llround (long double x)
+__llround (double x)
{
int32_t j0;
u_int32_t i1, i0;
long long int result;
+ int sign;
EXTRACT_WORDS (i0, i1, x);
j0 = ((i0 >> 20) & 0x7ff) - 0x3ff;
+ sign = (i0 & 0x80000000) != 0 ? -1 : 1;
+ i0 &= 0xfffff;
+ i0 |= 0x100000;
+
if (j0 < 20)
{
if (j0 < 0)
- result = j0 < -1 ? 0 : ((i0 & 0x80000000) ? -1 : 1);
+ return j0 < -1 ? 0 : sign;
else
{
- u_int32_t i = 0xfffff >> j0;
- if (((i0 & i) | i1) == 0)
- result = (long long int) ((i0 & 0xfffff) | 0x100000) >> j0;
- else
- {
- /* X is not integral. */
- u_int32_t j = i0 + (0x80000 >> j0);
- if (j < i0)
- result = (long long int) 0x80000 >> (20 - j0);
- else
- result = (j | 0x100000) >> (20 - j0);
- }
+ i0 += 0x80000 >> j0;
+
+ result = i0 >> (20 - j0);
}
}
- else if (j0 >= 8 * sizeof (long long int) || j0 > 51)
- {
- /* The number is too large. It is left implementation defined
- what happens. */
- result = (long long int) x;
- }
- else
+ else if (j0 < (int32_t) (8 * sizeof (long long int)))
{
- u_int32_t i = ((u_int32_t) (0xffffffff)) >> (j0 - 20);
- if ((i1 & i) != 0)
+ if (j0 >= 52)
+ result = ((long long int) i0 << (j0 - 20)) | (i1 << (j0 - 52));
+ else
{
- /* x is not integral. */
u_int32_t j = i1 + (0x80000000 >> (j0 - 20));
if (j < i1)
- {
- j = i0 + 1;
- if ((j & 0xfffff) == 0)
- {
- if (sizeof (long long int) <= 4)
- /* Overflow. */
- result = (long long int) x;
- else
- result = 1ll << (j0 + 1);
- }
- else
- result = ((long long int) ((i0 & 0xfffff) | 0x100000)
- << (j0 - 31));
- }
- else
- {
- result = ((long long int) ((i0 & 0xfffff) | 0x100000)
- << (j0 - 31));
- if (sizeof (long long int) > 4 && j0 > 31)
- result |= j >> (63 - j0);
- }
- }
- else
- {
- result = (long long int) ((i0 & 0xfffff) | 0x100000) << (j0 - 31);
- if (sizeof (long long int) > 4 && j0 > 31)
- result |= i1 >> (63 - j0);
- }
- }
+ ++i0;
- return i0 & 0x80000000 ? -result : result;
-}
-#else
-long long int
-__llround (long double x)
-{
- int32_t j0;
- u_int32_t se, i1, i0;
- long long int result;
-
- GET_LDOUBLE_WORDS (se, i0, i1, x);
- j0 = (se & 0x7fff) - 0x3fff;
- if (j0 < 31)
- {
- if (j0 < 0)
- result = j0 < -1 ? 0 : 1;
- else
- {
- u_int32_t i = 0x7fffffff >> j0;
- if (((i0 & i) | i1) == 0)
- result = (long long int) i0 >> j0;
- else
- {
- /* X is not integral. */
- u_int32_t j = i0 + (0x40000000 >> j0);
- if (j < i0)
- result = 0x80000000l >> (30 - j0);
- else
- result = j >> (31 - j0);
- }
+ result = ((long long int) i0 << (j0 - 20)) | (j >> (52 - j0));
}
}
- else if ((unsigned int) j0 >= 8 * sizeof (long long int) || j0 > 62)
+ else
{
/* The number is too large. It is left implementation defined
what happens. */
- result = (long long int) x;
- }
- else
- {
- u_int32_t i = ((u_int32_t) (0xffffffff)) >> (j0 - 31);
- if ((i1 & i) != 0)
- {
- /* x is not integral. */
- u_int32_t j = i1 + (0x80000000 >> (j0 - 31));
- if (j < i1)
- {
- j = i0 + 1;
- if (j == 0)
- {
- if (sizeof (long long int) <= 4)
- /* Overflow. */
- result = (long long int) x;
- else
- result = 1ll << (j0 + 1);
- }
- else
- result = (long long int) i0 << (j0 - 31);
- }
- else
- {
- result = (long long int) i0 << (j0 - 31);
- if (sizeof (long long int) > 4 && j0 > 31)
- result |= j >> (63 - j0);
- }
- }
- else
- {
- result = (long long int) i0 << (j0 - 31);
- if (sizeof (long long int) > 4 && j0 > 31)
- result |= i1 >> (63 - j0);
- }
+ return (long long int) x;
}
- return se & 0x8000 ? -result : result;
+ return sign * result;
}
-#endif
+
weak_alias (__llround, llround)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__llround, __llroundl)
+weak_alias (__llround, llroundl)
+#endif
diff --git a/sysdeps/libm-ieee754/s_llroundf.c b/sysdeps/libm-ieee754/s_llroundf.c
new file mode 100644
index 0000000..87ed1a3
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_llroundf.c
@@ -0,0 +1,63 @@
+/* Round float value to long long int.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+
+long long int
+__llroundf (float x)
+{
+ int32_t j0;
+ u_int32_t i;
+ long long int result;
+ int sign;
+
+ GET_FLOAT_WORD (i, x);
+ j0 = ((i >> 23) & 0xff) - 0x7f;
+ sign = (i & 0x80000000) != 0 ? -1 : 1;
+ i &= 0x7fffff;
+ i |= 0x800000;
+
+ if (j0 < (int32_t) (8 * sizeof (long long int)))
+ {
+ if (j0 < 0)
+ return j0 < -1 ? 0 : sign;
+ else if (j0 >= 23)
+ result = (long int) i << (j0 - 23);
+ else
+ {
+ i += 0x400000 >> j0;
+
+ result = i >> (23 - j0);
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long long int) x;
+ }
+
+ return sign * result;
+}
+
+weak_alias (__llroundf, llroundf)
diff --git a/sysdeps/libm-ieee754/s_llroundl.c b/sysdeps/libm-ieee754/s_llroundl.c
new file mode 100644
index 0000000..959b1e3
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_llroundl.c
@@ -0,0 +1,78 @@
+/* Round long double value to long long int.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+
+long long int
+__llroundl (long double x)
+{
+ int32_t j0;
+ u_int32_t se, i1, i0;
+ long long int result;
+ int sign;
+
+ GET_LDOUBLE_WORDS (se, i0, i1, x);
+ j0 = (se & 0x7fff) - 0x3fff;
+ sign = (se & 0x8000) != 0 ? -1 : 1;
+
+ if (j0 < 31)
+ {
+ if (j0 < 0)
+ return j0 < -1 ? 0 : sign;
+ else
+ {
+ u_int32_t j = i0 + (0x40000000 >> j0);
+ if (j < i0)
+ {
+ j >>= 1;
+ j |= 0x80000000;
+ ++j0;
+ }
+
+ result = j >> (31 - j0);
+ }
+ }
+ else if (j0 < (int32_t) (8 * sizeof (long long int)))
+ {
+ if (j0 >= 63)
+ result = ((long long int) i0 << (j0 - 31)) | (i1 << (j0 - 63));
+ else
+ {
+ u_int32_t j = i1 + (0x80000000 >> (j0 - 31));
+ if (j < i1)
+ ++i0;
+
+ result = ((long long int) i0 << (j0 - 31)) | (j >> (63 - j0));
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long long int) x;
+ }
+
+ return sign * result;
+}
+
+weak_alias (__llroundl, llroundl)
diff --git a/sysdeps/libm-ieee754/s_lrint.c b/sysdeps/libm-ieee754/s_lrint.c
index 6779f97..0ccd06a 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
diff --git a/sysdeps/libm-ieee754/s_lrintf.c b/sysdeps/libm-ieee754/s_lrintf.c
new file mode 100644
index 0000000..6d74b36
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_lrintf.c
@@ -0,0 +1,78 @@
+/* Round argument to nearest integral value according to current rounding
+ direction.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+static const double two23[2] =
+{
+ 8.3886080000e+06, /* 0x4B000000 */
+ -8.3886080000e+06, /* 0xCB000000 */
+};
+
+
+long int
+__lrintf (float x)
+{
+ int32_t j0;
+ u_int32_t i, i0;
+ volatile float w;
+ float t;
+ long int result;
+ int sx;
+
+ GET_FLOAT_WORD (i, x);
+
+ sx = i0 >> 31;
+ j0 = ((i0 >> 23) & 0xff) - 0x7f;
+ i0 = i & 0x7fffff;
+ i0 |= 0x800000;
+
+ if (j0 < (int32_t) (sizeof (long int) * 8))
+ {
+ if (j0 < -1)
+ return 0;
+ else if (j0 >= 23)
+ result = (long int) i0 << (j0 - 23);
+ else
+ {
+ w = two23[sx] + x;
+ t = w - two23[sx];
+ GET_FLOAT_WORD (i, t);
+ i0 = i & 0x7fffff;
+ i0 |= 0x800000;
+ j0 = ((i0 >> 23) & 0xff) - 0x7f;
+
+ result = i0 >> (23 - j0);
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long int) x;
+ }
+
+ return sx ? -result : result;
+}
+
+weak_alias (__lrintf, lrintf)
diff --git a/sysdeps/libm-ieee754/s_lrintl.c b/sysdeps/libm-ieee754/s_lrintl.c
new file mode 100644
index 0000000..8607851
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_lrintl.c
@@ -0,0 +1,86 @@
+/* Round argument to nearest integral value according to current rounding
+ direction.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+static const long double two63[2] =
+{
+ 9.223372036854775808000000e+18, /* 0x403E, 0x00000000, 0x00000000 */
+ -9.223372036854775808000000e+18 /* 0xC03E, 0x00000000, 0x00000000 */
+};
+
+
+long int
+__lrintl (long double x)
+{
+ int32_t se,j0;
+ u_int32_t i0,i1,i;
+ long int result;
+ volatile long double w;
+ long double t;
+ int sx;
+
+ GET_LDOUBLE_WORDS (se, i0, i1, x);
+
+ sx = (se >> 15) & 1;
+ j0 = (se & 0x7fff) - 0x3fff;
+
+ if (j0 < 31)
+ {
+ if (j0 < -1)
+ return 0;
+ else
+ {
+ w = two63[sx] + x;
+ t = w - two63[sx];
+ GET_LDOUBLE_WORDS (se, i0, i1, t);
+ j0 = (se & 0x7fff) - 0x3fff;
+
+ result = i0 >> (31 - j0);
+ }
+ }
+ else if (j0 < (int32_t) (8 * sizeof (long int)))
+ {
+ if (j0 >= 63)
+ result = ((long int) i0 << (j0 - 31)) | (i1 << (j0 - 63));
+ else
+ {
+ w = two63[sx] + x;
+ t = w - two63[sx];
+ GET_LDOUBLE_WORDS (se, i0, i1, t);
+ j0 = (se & 0x7fff) - 0x3fff;
+
+ result = ((long int) i0 << (j0 - 31)) | (j >> (63 - j0));
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long int) x;
+ }
+
+ return sx ? -result : result;
+}
+
+weak_alias (__lrintl, lrintl)
diff --git a/sysdeps/libm-ieee754/s_lround.c b/sysdeps/libm-ieee754/s_lround.c
index 974dbde..a6468ba 100644
--- a/sysdeps/libm-ieee754/s_lround.c
+++ b/sysdeps/libm-ieee754/s_lround.c
@@ -1,4 +1,4 @@
-/* Round long double value to long int.
+/* Round double value to long int.
Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -23,13 +23,8 @@
#include "math_private.h"
-#ifdef NO_LONG_DOUBLE
-/* The `long double' is in fact the IEEE `double' type. */
-
-/* This code does not presently work. */
-
long int
-__lround (long double x)
+__lround (double x)
{
int32_t j0;
u_int32_t i1, i0;
@@ -40,138 +35,44 @@ __lround (long double x)
j0 = ((i0 >> 20) & 0x7ff) - 0x3ff;
sign = (i0 & 0x80000000) != 0 ? -1 : 1;
i0 &= 0xfffff;
+ i0 |= 0x100000;
+
if (j0 < 20)
{
if (j0 < 0)
- result = j0 < -1 ? 0 : sign;
+ return j0 < -1 ? 0 : sign;
else
{
- u_int32_t i = 0xfffff >> j0;
- i0 |= 0x100000;
- if (((i0 & i) | i1) == 0)
- result = i0 >> j0;
- else
- /* X is not integral. */
- result = (i0 + (0x80000 >> j0)) >> (20 - j0);
+ i0 += 0x80000 >> j0;
+
+ result = i0 >> (20 - j0);
}
}
- else if (j0 >= 8 * sizeof (long int) || j0 > 51)
- {
- /* The number is too large. It is left implementation defined
- what happens. */
- return (long int) x;
- }
- else
+ else if (j0 < (int32_t) (8 * sizeof (long int)))
{
- u_int32_t i = ((u_int32_t) (0xffffffff)) >> (j0 - 20);
- if ((i1 & i) != 0)
+ if (j0 >= 52)
+ result = ((long int) i0 << (j0 - 20)) | (i1 << (j0 - 52));
+ else
{
- /* x is not integral. */
u_int32_t j = i1 + (0x80000000 >> (j0 - 20));
if (j < i1)
- {
- j = i0 + 1;
- if ((j & 0xfffff) == 0)
- {
- if (sizeof (long int) <= 4)
- /* Overflow. */
- result = (long int) x;
- else
- result = 1l << (j0 + 1);
- }
- else
- result = (long int) ((i0 & 0xfffff) | 0x100000) << (j0 - 31);
- }
- else
- {
- result = (long int) ((i0 & 0xfffff) | 0x100000) << (j0 - 31);
- if (sizeof (long int) > 4 && j0 > 31)
- result |= j >> (63 - j0);
- }
- }
- else
- {
- result = (long int) ((i0 & 0xfffff) | 0x100000) << (j0 - 31);
- if (sizeof (long int) > 4 && j0 > 31)
- result |= i1 >> (63 - j0);
- }
- }
-
- return sign * result;
-}
-#else
-long int
-__lround (long double x)
-{
- int32_t j0;
- u_int32_t se, i1, i0;
- long int result;
+ ++i0;
- GET_LDOUBLE_WORDS (se, i0, i1, x);
- j0 = (se & 0x7fff) - 0x3fff;
- if (j0 < 31)
- {
- if (j0 < 0)
- result = j0 < -1 ? 0 : 1;
- else
- {
- u_int32_t i = 0x7fffffff >> j0;
- if (((i0 & i) | i1) == 0)
- result = (long int) i0 >> j0;
- else
- {
- /* X is not integral. */
- u_int32_t j = i0 + (0x40000000 >> j0);
- if (j < i0)
- result = 0x80000000l >> (30 - j0);
- else
- result = j >> (31 - j0);
- }
+ result = ((long int) i0 << (j0 - 20)) | (j >> (52 - j0));
}
}
- else if ((unsigned int) j0 >= 8 * sizeof (long int) || j0 > 62)
+ else
{
/* The number is too large. It is left implementation defined
what happens. */
- result = (long int) x;
- }
- else
- {
- u_int32_t i = ((u_int32_t) (0xffffffff)) >> (j0 - 31);
- if ((i1 & i) != 0)
- {
- /* x is not integral. */
- u_int32_t j = i1 + (0x80000000 >> (j0 - 31));
- if (j < i1)
- {
- j = i0 + 1;
- if (j == 0)
- {
- if (sizeof (long int) <= 4)
- /* Overflow. */
- result = (long int) x;
- else
- result = 1l << (j0 + 1);
- }
- else
- result = (long int) i0 << (j0 - 31);
- }
- else
- {
- result = (long int) i0 << (j0 - 31);
- if (sizeof (long int) > 4 && j0 > 31)
- result |= j >> (63 - j0);
- }
- }
- else
- {
- result = (long int) i0 << (j0 - 31);
- if (sizeof (long int) > 4 && j0 > 31)
- result |= i1 >> (63 - j0);
- }
+ return (long int) x;
}
- return se & 0x8000 ? -result : result;
+ return sign * result;
}
-#endif
+
weak_alias (__lround, lround)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__lround, __lroundl)
+weak_alias (__lround, lroundl)
+#endif
diff --git a/sysdeps/libm-ieee754/s_lroundf.c b/sysdeps/libm-ieee754/s_lroundf.c
new file mode 100644
index 0000000..0d3889c
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_lroundf.c
@@ -0,0 +1,63 @@
+/* Round float value to long int.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+
+long int
+__lroundf (float x)
+{
+ int32_t j0;
+ u_int32_t i;
+ long int result;
+ int sign;
+
+ GET_FLOAT_WORD (i, x);
+ j0 = ((i >> 23) & 0xff) - 0x7f;
+ sign = (i & 0x80000000) != 0 ? -1 : 1;
+ i &= 0x7fffff;
+ i |= 0x800000;
+
+ if (j0 < (int32_t) (8 * sizeof (long int)))
+ {
+ if (j0 < 0)
+ return j0 < -1 ? 0 : sign;
+ else if (j0 >= 23)
+ result = (long int) i << (j0 - 23);
+ else
+ {
+ i += 0x400000 >> j0;
+
+ result = i >> (23 - j0);
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long int) x;
+ }
+
+ return sign * result;
+}
+
+weak_alias (__lroundf, lroundf)
diff --git a/sysdeps/libm-ieee754/s_lroundl.c b/sysdeps/libm-ieee754/s_lroundl.c
new file mode 100644
index 0000000..d8b7db4
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_lroundl.c
@@ -0,0 +1,78 @@
+/* Round long double value to long int.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+#include "math_private.h"
+
+
+long int
+__lroundl (long double x)
+{
+ int32_t j0;
+ u_int32_t se, i1, i0;
+ long int result;
+ int sign;
+
+ GET_LDOUBLE_WORDS (se, i0, i1, x);
+ j0 = (se & 0x7fff) - 0x3fff;
+ sign = (se & 0x8000) != 0 ? -1 : 1;
+
+ if (j0 < 31)
+ {
+ if (j0 < 0)
+ return j0 < -1 ? 0 : sign;
+ else
+ {
+ u_int32_t j = i0 + (0x40000000 >> j0);
+ if (j < i0)
+ {
+ j >>= 1;
+ j |= 0x80000000;
+ ++j0;
+ }
+
+ result = j >> (31 - j0);
+ }
+ }
+ else if (j0 < (int32_t) (8 * sizeof (long int)))
+ {
+ if (j0 >= 63)
+ result = ((long int) i0 << (j0 - 31)) | (i1 << (j0 - 63));
+ else
+ {
+ u_int32_t j = i1 + (0x80000000 >> (j0 - 31));
+ if (j < i1)
+ ++i0;
+
+ result = ((long int) i0 << (j0 - 31)) | (j >> (63 - j0));
+ }
+ }
+ else
+ {
+ /* The number is too large. It is left implementation defined
+ what happens. */
+ return (long int) x;
+ }
+
+ return sign * result;
+}
+
+weak_alias (__lroundl, lroundl)
diff --git a/sysdeps/libm-ieee754/s_nextafterl.c b/sysdeps/libm-ieee754/s_nextafterl.c
index 1d3fc86..d7bdf02 100644
--- a/sysdeps/libm-ieee754/s_nextafterl.c
+++ b/sysdeps/libm-ieee754/s_nextafterl.c
@@ -97,3 +97,5 @@ static char rcsid[] = "$NetBSD: $";
return x;
}
weak_alias (__nextafterl, nextafterl)
+strong_alias (__nextafterl, __nextafterxl)
+weak_alias (__nextafterl, nextafterxl)
diff --git a/sysdeps/libm-ieee754/s_nextafterx.c b/sysdeps/libm-ieee754/s_nextafterx.c
new file mode 100644
index 0000000..745ceaf
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_nextafterx.c
@@ -0,0 +1,98 @@
+/* s_nextafterx.c
+ * Conversion freom s_nextafter.c by Ulrich Drepper, Cygnus Support,
+ * drepper@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: $";
+#endif
+
+/* IEEE functions
+ * nextafterx(x,y)
+ * return the next machine floating-point number of x in the
+ * direction toward y.
+ * Special cases:
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+ double __nextafterx(double x, long double y)
+#else
+ double __nextafterx(x,y)
+ double x;
+ long double y;
+#endif
+{
+ int32_t hx,ix,iy;
+ u_int32_t lx,hy,ly,esy;
+
+ EXTRACT_WORDS(hx,lx,x);
+ GET_LDOUBLE_WORDS(esy,hy,ly,y);
+ ix = hx&0x7fffffff; /* |x| */
+ iy = esy&0x7fff; /* |y| */
+
+ if(((ix>=0x7ff00000)&&((ix-0x7ff00000)|lx)!=0) || /* x is nan */
+ ((iy>=0x7fff)&&((hy|ly)|-(hy|ly))!=0)) /* y is nan */
+ return x+y;
+ if((long double) x==y) return x; /* x=y, return x */
+ if((ix|lx)==0) { /* x == 0 */
+ double x2;
+ INSERT_WORDS(x,esy&0x8000?0x80000000:0,1);/* return +-minsub */
+ x2 = x*x;
+ if(x2==x) return x2; else return x; /* raise underflow flag */
+ }
+ if(hx>=0) { /* x > 0 */
+ if (esy>=0x8000||((ix>>20)&0x7ff)>iy
+ || (((ix>>20)&0x7ff)==iy
+ && (((hx<<11)|(lx>>21))>(hy&0x7fffffff)
+ || (((hx<<11)|(lx>>21))==(hy&0x7fffffff)
+ && (lx<<11)>ly)))) { /* x > y, x -= ulp */
+ if(lx==0) hx -= 1;
+ lx -= 1;
+ } else { /* x < y, x += ulp */
+ lx += 1;
+ if(lx==0) hx += 1;
+ }
+ } else { /* x < 0 */
+ if (esy<0x8000||((ix>>20)&0x7ff)>iy
+ || (((ix>>20)&0x7ff)==iy
+ && (((hx<<11)|(lx>>21))>(hy&0x7fffffff)
+ || (((hx<<11)|(lx>>21))==(hy&0x7fffffff)
+ && (lx<<11)>ly)))) {/* x < y, x -= ulp */
+ if(lx==0) hx -= 1;
+ lx -= 1;
+ } else { /* x > y, x += ulp */
+ lx += 1;
+ if(lx==0) hx += 1;
+ }
+ }
+ hy = hx&0x7ff00000;
+ if(hy>=0x7ff00000) return x+x; /* overflow */
+ if(hy<0x00100000) { /* underflow */
+ double x2 = x*x;
+ if(x2!=x) { /* raise underflow flag */
+ INSERT_WORDS(x2,hx,lx);
+ return x2;
+ }
+ }
+ INSERT_WORDS(x,hx,lx);
+ return x;
+}
+weak_alias (__nextafterx, nextafterx)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__nextafterx, __nextafterxl)
+weak_alias (__nextafterx, nextafterxl)
+#endif
diff --git a/sysdeps/libm-ieee754/s_nextafterxf.c b/sysdeps/libm-ieee754/s_nextafterxf.c
new file mode 100644
index 0000000..7e87080
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_nextafterxf.c
@@ -0,0 +1,78 @@
+/* s_nextafterxf.c -- float version of s_nextafter.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: $";
+#endif
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+ float __nextafterxf(float x, long double y)
+#else
+ float __nextafterxf(x,y)
+ float x;
+ log double y;
+#endif
+{
+ int32_t hx,ix,iy;
+ u_int32_t hy,ly,esy;
+
+ GET_FLOAT_WORD(hx,x);
+ GET_LDOUBLE_WORDS(esy,hy,ly,y);
+ ix = hx&0x7fffffff; /* |x| */
+ iy = esy&0x7fff; /* |y| */
+
+ if((ix>0x7f800000) || /* x is nan */
+ (iy>=0x7fff&&((hy|ly)|-(hy|ly))!=0)) /* y is nan */
+ return x+y;
+ if((long double) x==y) return y; /* x=y, return y */
+ if(ix==0) { /* x == 0 */
+ float x2;
+ SET_FLOAT_WORD(x,(esy&0x8000?0x80000000:0)|1);/* return +-minsub*/
+ x2 = x*x;
+ if(x2==x) return x2; else return x; /* raise underflow flag */
+ }
+ if(hx>=0) { /* x > 0 */
+ if(esy>=0x8000||((ix>>23)&0xff)>iy
+ || (((ix>>23)&0xff)==iy
+ && ((ix&0x7fffff)<<8)>(hy&0x7fffffff))) {/* x > y, x -= ulp */
+ hx -= 1;
+ } else { /* x < y, x += ulp */
+ hx += 1;
+ }
+ } else { /* x < 0 */
+ if(esy<0x8000||((ix>>23)&0xff)>iy
+ || (((ix>>23)&0xff)==iy
+ && ((ix&0x7fffff)<<8)>(hy&0x7fffffff))) {/* x < y, x -= ulp */
+ hx -= 1;
+ } else { /* x > y, x += ulp */
+ hx += 1;
+ }
+ }
+ hy = hx&0x7f800000;
+ if(hy>=0x7f800000) return x+x; /* overflow */
+ if(hy<0x00800000) { /* underflow */
+ float x2 = x*x;
+ if(x2!=x) { /* raise underflow flag */
+ SET_FLOAT_WORD(x2,hx);
+ return x2;
+ }
+ }
+ SET_FLOAT_WORD(x,hx);
+ return x;
+}
+weak_alias (__nextafterxf, nextafterxf)
diff --git a/sysdeps/libm-ieee754/s_nextafterxl.c b/sysdeps/libm-ieee754/s_nextafterxl.c
new file mode 100644
index 0000000..73c3610
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_nextafterxl.c
@@ -0,0 +1 @@
+/* This function is the same as nextafterl so we use an alias there. */
diff --git a/sysdeps/libm-ieee754/s_scalbln.c b/sysdeps/libm-ieee754/s_scalbln.c
new file mode 100644
index 0000000..aa6134f
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_scalbln.c
@@ -0,0 +1,70 @@
+/* @(#)s_scalbn.c 5.1 93/09/24 */
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: s_scalbn.c,v 1.8 1995/05/10 20:48:08 jtc Exp $";
+#endif
+
+/*
+ * scalbn (double x, int n)
+ * scalbn(x,n) returns x* 2**n computed by exponent
+ * manipulation rather than by actually performing an
+ * exponentiation or a multiplication.
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+static const double
+#else
+static double
+#endif
+two54 = 1.80143985094819840000e+16, /* 0x43500000, 0x00000000 */
+twom54 = 5.55111512312578270212e-17, /* 0x3C900000, 0x00000000 */
+huge = 1.0e+300,
+tiny = 1.0e-300;
+
+#ifdef __STDC__
+ double __scalbln (double x, long int n)
+#else
+ double __scalbln (x,n)
+ double x; long int n;
+#endif
+{
+ int32_t k,hx,lx;
+ EXTRACT_WORDS(hx,lx,x);
+ k = (hx&0x7ff00000)>>20; /* extract exponent */
+ if (k==0) { /* 0 or subnormal x */
+ if ((lx|(hx&0x7fffffff))==0) return x; /* +-0 */
+ x *= two54;
+ GET_HIGH_WORD(hx,x);
+ k = ((hx&0x7ff00000)>>20) - 54;
+ }
+ if (k==0x7ff) return x+x; /* NaN or Inf */
+ k = k+n;
+ if (n> 50000 || k > 0x7fe)
+ return huge*__copysign(huge,x); /* overflow */
+ if (n< -50000) return tiny*__copysign(tiny,x); /*underflow*/
+ if (k > 0) /* normal result */
+ {SET_HIGH_WORD(x,(hx&0x800fffff)|(k<<20)); return x;}
+ if (k <= -54)
+ return tiny*__copysign(tiny,x); /*underflow*/
+ k += 54; /* subnormal result */
+ SET_HIGH_WORD(x,(hx&0x800fffff)|(k<<20));
+ return x*twom54;
+}
+weak_alias (__scalbln, scalbln)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__scalbln, __scalblnl)
+weak_alias (__scalbln, scalblnl)
+#endif
diff --git a/sysdeps/libm-ieee754/s_scalblnf.c b/sysdeps/libm-ieee754/s_scalblnf.c
new file mode 100644
index 0000000..4ed4873
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_scalblnf.c
@@ -0,0 +1,63 @@
+/* s_scalbnf.c -- float version of s_scalbn.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: s_scalbnf.c,v 1.4 1995/05/10 20:48:10 jtc Exp $";
+#endif
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+static const float
+#else
+static float
+#endif
+two25 = 3.355443200e+07, /* 0x4c000000 */
+twom25 = 2.9802322388e-08, /* 0x33000000 */
+huge = 1.0e+30,
+tiny = 1.0e-30;
+
+#ifdef __STDC__
+ float __scalblnf (float x, long int n)
+#else
+ float __scalblnf (x,n)
+ float x; long int n;
+#endif
+{
+ int32_t k,ix;
+ GET_FLOAT_WORD(ix,x);
+ k = (ix&0x7f800000)>>23; /* extract exponent */
+ if (k==0) { /* 0 or subnormal x */
+ if ((ix&0x7fffffff)==0) return x; /* +-0 */
+ x *= two25;
+ GET_FLOAT_WORD(ix,x);
+ k = ((ix&0x7f800000)>>23) - 25;
+ }
+ if (k==0xff) return x+x; /* NaN or Inf */
+ k = k+n;
+ if (n> 50000 || k > 0xfe)
+ return huge*copysignf(huge,x); /* overflow */
+ if (n< -50000)
+ return tiny*copysignf(tiny,x); /*underflow*/
+ if (k > 0) /* normal result */
+ {SET_FLOAT_WORD(x,(ix&0x807fffff)|(k<<23)); return x;}
+ if (k <= -25)
+ return tiny*copysignf(tiny,x); /*underflow*/
+ k += 25; /* subnormal result */
+ SET_FLOAT_WORD(x,(ix&0x807fffff)|(k<<23));
+ return x*twom25;
+}
+weak_alias (__scalblnf, scalblnf)
diff --git a/sysdeps/libm-ieee754/s_scalblnl.c b/sysdeps/libm-ieee754/s_scalblnl.c
new file mode 100644
index 0000000..aafb73e
--- /dev/null
+++ b/sysdeps/libm-ieee754/s_scalblnl.c
@@ -0,0 +1,71 @@
+/* s_scalbnl.c -- long double version of s_scalbn.c.
+ * Conversion to long double by Ulrich Drepper,
+ * Cygnus Support, drepper@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: $";
+#endif
+
+/*
+ * scalbnl (long double x, int n)
+ * scalbnl(x,n) returns x* 2**n computed by exponent
+ * manipulation rather than by actually performing an
+ * exponentiation or a multiplication.
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+#ifdef __STDC__
+static const long double
+#else
+static long double
+#endif
+two63 = 4.50359962737049600000e+15,
+twom63 = 1.08420217248550443400e-19;
+huge = 1.0e+4900L,
+tiny = 1.0e-4900L;
+
+#ifdef __STDC__
+ long double __scalblnl (long double x, long int n)
+#else
+ long double __scalblnl (x,n)
+ long double x; long int n;
+#endif
+{
+ int32_t k,es,hx,lx;
+ GET_LDOUBLE_WORDS(es,hx,lx,x);
+ k = es&0x7fff; /* extract exponent */
+ if (k==0) { /* 0 or subnormal x */
+ if ((lx|(hx&0x7fffffff))==0) return x; /* +-0 */
+ x *= two63;
+ GET_LDOUBLE_EXP(es,x);
+ k = (hx&0x7fff) - 63;
+ }
+ if (k==0x7fff) return x+x; /* NaN or Inf */
+ k = k+n;
+ if (n> 50000 || k > 0x7ffe)
+ return huge*__copysignl(huge,x); /* overflow */
+ if (n< -50000)
+ return tiny*__copysignl(tiny,x);
+ if (k > 0) /* normal result */
+ {SET_LDOUBLE_EXP(x,(es&0x8000)|k); return x;}
+ if (k <= -63)
+ return tiny*__copysignl(tiny,x); /*underflow*/
+ k += 54; /* subnormal result */
+ SET_LDOUBLE_EXP(x,(es&0x8000)|k);
+ return x*twom63;
+}
+weak_alias (__scalblnl, scalblnl)
diff --git a/sysdeps/libm-ieee754/s_scalbn.c b/sysdeps/libm-ieee754/s_scalbn.c
index 0ce0ffd..3dbfe8f 100644
--- a/sysdeps/libm-ieee754/s_scalbn.c
+++ b/sysdeps/libm-ieee754/s_scalbn.c
@@ -35,10 +35,10 @@ huge = 1.0e+300,
tiny = 1.0e-300;
#ifdef __STDC__
- double __scalbn (double x, long int n)
+ double __scalbn (double x, int n)
#else
double __scalbn (x,n)
- double x; long int n;
+ double x; int n;
#endif
{
int32_t k,hx,lx;
diff --git a/sysdeps/libm-ieee754/s_scalbnf.c b/sysdeps/libm-ieee754/s_scalbnf.c
index 4799c82..11b77bd 100644
--- a/sysdeps/libm-ieee754/s_scalbnf.c
+++ b/sysdeps/libm-ieee754/s_scalbnf.c
@@ -31,10 +31,10 @@ huge = 1.0e+30,
tiny = 1.0e-30;
#ifdef __STDC__
- float __scalbnf (float x, long int n)
+ float __scalbnf (float x, int n)
#else
float __scalbnf (x,n)
- float x; long int n;
+ float x; int n;
#endif
{
int32_t k,ix;
diff --git a/sysdeps/libm-ieee754/s_scalbnl.c b/sysdeps/libm-ieee754/s_scalbnl.c
index 3e80d85..4e1d08e 100644
--- a/sysdeps/libm-ieee754/s_scalbnl.c
+++ b/sysdeps/libm-ieee754/s_scalbnl.c
@@ -39,10 +39,10 @@ huge = 1.0e+4900L,
tiny = 1.0e-4900L;
#ifdef __STDC__
- long double __scalbnl (long double x, long int n)
+ long double __scalbnl (long double x, int n)
#else
long double __scalbnl (x,n)
- long double x; long int n;
+ long double x; int n;
#endif
{
int32_t k,es,hx,lx;