From 762a2918eee55943319f2c81f35257d59450ad5b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sun, 6 Jul 1997 22:02:42 +0000 Subject: Update. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 1997-07-06 23:36 Ulrich Drepper * isomac.c (get_null_defines): Put NULL at end of list. * hurd/Makefile: Remove special handling of sunrpc code. * sysdeps/mach/hurd/Makefile: Likewise. Compile CThreads code. * sunrpc/rpc_main.c: Don't use MAXPATHLEN. * sysdeps/mach/bits/libc-lock.h: Add definitions for key handling functions. * sysdeps/stub/bits/libc-lock.h: Likewise. * sysdeps/mach/hurd/net/ethernet.h: New file. * sysdeps/mach/hurd/net/if.h: New file. * sysdeps/mach/hurd/net/if_arp.h: New file. * sysdeps/mach/hurd/net/if_ether.h: New file. * sysdeps/mach/hurd/net/if_ppp.h: New file. * sysdeps/mach/hurd/net/route.h: New file. Patches by Fila Kolodny . * math/fenv-test.c: Add more tests. Patch by Andreas Jaeger . * sysdeps/wordsize-32/inttypes.h: Correct values for INTFAST_MIN, INTFAST_MAX, and UINTFAST_MAX. * sysdeps/wordsize-64/inttypes.h: Likewise. Correct intmax_t definition. 1997-07-04 15:33 H.J. Lu * elf/rtld.c (dl_main): Add '\n' to _dl_sysdep_fatal (). 1997-07-01 09:18 H.J. Lu * libc.map: Add missing symbol. 1997-07-04 18:04 H.J. Lu * stdlib/tst-strtol.c: Don't assume cpp takes ~0UL as long in cc1. Cpp in gcc doesn't do it. 1997-07-01 21:15 Andreas Jaeger * libio/libioP.h: Remove second definition of _IO_file_attach. * sysdeps/i386/fpu/fraiseexcpt.c (feraiseexcept): Correct comments. * sysdeps/sparc64/elf/start.S (_start): Update and reformat copyright. * manual/summary.awk: Likewise. * misc/bits/stab.def: Likewise. * posix/glob/Makefile.ami: Likewise. * posix/glob/Makefile.in: Likewise. * posix/glob/SMakefile: Likewise. * sysdeps/gnu/errlist.awk: Likewise. * sysdeps/mach/hurd/errnos.awk: Likewise. * sysdeps/standalone/i386/force_cpu386/target.ld: Likewise. * sysdeps/standalone/m68k/m68020/mvme136/mvme136.ld: Likewise. * sysdeps/unix/snarf-ioctls: Likewise. * sysdeps/vax/setjmp.c: Likewise. 1997-07-05 11:56 Ulrich Drepper * login/login.c (tty_name): Use newly allocated buffer. Patch by Jaakko Hyvätti . * time/asctime.c: Never translate week and month name according to LC_TIME. Patch by Paul Eggert . 1997-07-03 22:50 Andreas Schwab * locale/setlocale.c (setname): Do nothing when reusing the same name. 1997-07-03 20:18 Andreas Schwab * libc.map: Add global variables of malloc. 1997-07-03 13:24 Andreas Schwab * elf/dl-version.c (find_needed): Look for needed objects also in the dependency list of the current object. Added new parameter to find its link map, caller changed. 1997-07-03 12:33 Andreas Schwab * sysdeps/m68k/fpu/fraiseexcpt.c: Correct the FE_INEXACT and FE_UNDERFLOW cases. 1997-07-01 13:36 Andreas Schwab * elf/link.h: Remove final comma from enumerator list, forbidden by ISO C. Use __inline instead of inline. 1997-07-01 16:40 Thomas Bushnell, n/BSG * hurd/hurdsig.c: Include . (reauth_proc): Call proc_setowner appropriately too. 1997-07-01 09:18 H.J. Lu * libc.map: Add missing symbol. 1997-06-30 12:12 Fila Kolodny * sysdeps/mach/hurd/fchdir.c: Make fchdir a weak alias of __fchdir. * sysdeps/mach/hurd/getpeername.c (getpeername): Remove spurious declaration of addr. 1997-06-29 17:56 Andreas Schwab * manual/argp.texi (Argp Option Vectors): Fix use of @math to make it work in TeX. 1997-06-27 21:25 Andreas Schwab * Makeconfig (+includes): Add include directory to include path. * configure.in (sysnames): Don't add it here. * Makefile (subdir-dirs): Define and add it to vpath for headers. * Make-dist (all-headers): Look in include directory for indirection headers. Filter out header names pointing outside the source directory. * Makefile (distribute): Remove ansidecl.h, add libc.map. * Make-dist (+tsrcs): Add version scripts for extra libraries. * Makerules (distinfo-vars): Add %-map for extra libraries. * sysdeps/unix/sysv/linux/alpha/Dist: Rename sys/kernel_termios.h to kernel_termios.h. * sysdeps/unix/sysv/linux/powerpc/Dist: Remove ioctl-types.h, termbits.h and sys/kernel_termios.h. * sysdeps/mips/mips64/Dist: New file. * sysdeps/unix/sysv/linux/Dist: Add stdio_lim.h.in. 1997-06-29 23:03 Andreas Jaeger * math/test-fenv.c (feenv_nomask_test): New test for non masked exceptions. (feenv_mask_test): New test for masked exceptions (feenv_tests): New function calls feenv_nomask_test and feenv_mask_test. (main): Call new tests. (initial_tests): New test for initilisation. --- sysdeps/m68k/fpu/fraiseexcpt.c | 34 +++++++++++++++++++++++++++++++--- 1 file changed, 31 insertions(+), 3 deletions(-) (limited to 'sysdeps/m68k') diff --git a/sysdeps/m68k/fpu/fraiseexcpt.c b/sysdeps/m68k/fpu/fraiseexcpt.c index 51411dd292..d509604e28 100644 --- a/sysdeps/m68k/fpu/fraiseexcpt.c +++ b/sysdeps/m68k/fpu/fraiseexcpt.c @@ -48,15 +48,43 @@ feraiseexcept (int excepts) /* Next: overflow. */ if (excepts & FE_OVERFLOW) { + /* We cannot raise the overflow exception without also setting the + inexact flag. Restore it after the operation, unless it should + be set anyway. */ long double d = LDBL_MAX; - __asm__ __volatile__ ("fmul%.x %0,%0; fnop" : "=f" (d) : "0" (d)); + fexcept_t fpsr; + + __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (fpsr)); + __asm__ __volatile__ ("fmul%.x %0,%0" : "=f" (d) : "0" (d)); + if (!((excepts | fpsr) & FE_INEXACT)) + { + __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (fpsr)); + fpsr &= ~FE_INEXACT; + __asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr)); + } + else + __asm__ ("fnop"); } /* Next: underflow. */ if (excepts & FE_UNDERFLOW) { - long double d = LDBL_MIN; - __asm__ __volatile__ ("fdiv%.s %#0r16,%0; fnop" : "=f" (d) : "0" (d)); + /* We cannot raise the underflow exception without also setting the + inexact flag. Restore it after the operation, unless it should + be set anyway. */ + long double d = -LDBL_MAX; + fexcept_t fpsr; + + __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (fpsr)); + __asm__ __volatile__ ("fetox%.x %0" : "=f" (d) : "0" (d)); + if (!((excepts | fpsr) & FE_INEXACT)) + { + __asm__ ("fmove%.l %/fpsr,%0" : "=dm" (fpsr)); + fpsr &= ~FE_INEXACT; + __asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr)); + } + else + __asm__ ("fnop"); } /* Last: inexact. */ -- cgit v1.2.3