re PR libfortran/35862 ([F2003] Implement new rounding modes for run time)
2013-07-21 Tobias Burnus <burnus@net-b.de>
PR fortran/35862
* libgfortran.h (GFC_FPE_DOWNWARD, GFC_FPE_TONEAREST,
GFC_FPE_TOWARDZERO, GFC_FPE_UPWARD): New defines.
2013-07-21 Tobias Burnus <burnus@net-b.de>
PR fortran/35862
* libgfortran.h (set_fpu_rounding_mode,
get_fpu_rounding_mode): New prototypes.
* config/fpu-387.h (set_fpu_rounding_mode,
get_fpu_rounding_mode): New functions.
* config/fpu-aix.h (set_fpu_rounding_mode,
get_fpu_rounding_mode): Ditto.
* config/fpu-generic.h (set_fpu_rounding_mode,
get_fpu_rounding_mode): Ditto.
* config/fpu-glibc.h (set_fpu_rounding_mode,
get_fpu_rounding_mode): Ditto.
* config/fpu-sysv.h (set_fpu_rounding_mode,
get_fpu_rounding_mode): Ditto.
* configure.ac: Check for fp_rnd and fp_rnd_t.
* io/io.h (enum unit_round): Use GFC_FPE_* for the value.
* io/read.c (convert_real): Set FP ronding mode.
* Makefile.in: Regenerate.
* aclocal.m4: Regenerate.
* config.h.in: Regenerate.
* configure: Regenerate.
2013-07-21 Tobias Burnus <burnus@net-b.de>
PR fortran/35862
* gfortran.dg/round_4.f90: New.
Co-Authored-By: Uros Bizjak <ubizjak@gmail.com>
From-SVN: r201093
This commit is contained in:
Tobias Burnus
Tobias Burnus
parent
3b833dcda5
commit
82a4f54cc5
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@ -1,3 +1,9 @@
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2013-07-21 Tobias Burnus <burnus@net-b.de>
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PR fortran/35862
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* libgfortran.h (GFC_FPE_DOWNWARD, GFC_FPE_TONEAREST,
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GFC_FPE_TOWARDZERO, GFC_FPE_UPWARD): New defines.
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2013-07-21 Tobias Burnus <burnus@net-b.de>
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PR fortran/57894
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@ -43,6 +43,12 @@ along with GCC; see the file COPYING3. If not see
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#define GFC_FPE_UNDERFLOW (1<<4)
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#define GFC_FPE_INEXACT (1<<5)
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/* Defines for floating-point rounding modes. */
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#define GFC_FPE_DOWNWARD 1
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#define GFC_FPE_TONEAREST 2
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#define GFC_FPE_TOWARDZERO 3
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#define GFC_FPE_UPWARD 4
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/* Bitmasks for the various runtime checks that can be enabled. */
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#define GFC_RTCHECK_BOUNDS (1<<0)
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@ -1,3 +1,8 @@
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2013-07-21 Tobias Burnus <burnus@net-b.de>
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PR fortran/35862
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* gfortran.dg/round_4.f90: New.
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2013-07-21 Tobias Burnus <burnus@net-b.de>
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PR fortran/57894
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@ -0,0 +1,102 @@
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! { dg-do run }
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! { dg-add-options ieee }
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!
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! PR fortran/35862
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!
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! Test whether I/O rounding works. Uses internally (libgfortran) strtod
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! for the conversion - and sets the CPU rounding mode accordingly.
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!
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! If it doesn't work on your system, please check whether strtod handles
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! rounding and whether your system is supported in libgfortran/config/fpu*.c
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!
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! Please only add ... run { target { ! { triplets } } } if it is unfixable
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! on your target - and a note why (strtod doesn't handle it, no rounding
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! support, etc.)
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!
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program main
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use iso_fortran_env
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implicit none
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! The following uses kinds=10 and 16 if available or
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! 8 and 10 - or 8 and 16 - or 4 and 8.
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integer, parameter :: xp = real_kinds(ubound(real_kinds,dim=1)-1)
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integer, parameter :: qp = real_kinds(ubound(real_kinds,dim=1))
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real(4) :: r4p, r4m, ref4u, ref4d
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real(8) :: r8p, r8m, ref8u, ref8d
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real(xp) :: r10p, r10m, ref10u, ref10d
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real(qp) :: r16p, r16m, ref16u, ref16d
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character(len=20) :: str, round
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ref4u = 0.100000001_4
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ref8u = 0.10000000000000001_8
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if (xp == 4) then
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ref10u = 0.100000001_xp
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elseif (xp == 8) then
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ref10u = 0.10000000000000001_xp
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else ! xp == 10
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ref10u = 0.1000000000000000000014_xp
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end if
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if (qp == 8) then
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ref16u = 0.10000000000000001_qp
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elseif (qp == 10) then
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ref16u = 0.1000000000000000000014_qp
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else ! qp == 16
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ref16u = 0.10000000000000000000000000000000000481_qp
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end if
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! ref*d = 9.999999...
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ref4d = nearest (ref4u, -1.0_4)
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ref8d = nearest (ref8u, -1.0_8)
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ref10d = nearest (ref10u, -1.0_xp)
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ref16d = nearest (ref16u, -1.0_qp)
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round = 'up'
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call t()
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if (r4p /= ref4u .or. r4m /= -ref4d) call abort()
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if (r8p /= ref8u .or. r8m /= -ref8d) call abort()
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if (r10p /= ref10u .or. r10m /= -ref10d) call abort()
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if (r16p /= ref16u .or. r16m /= -ref16d) call abort()
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round = 'down'
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call t()
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if (r4p /= ref4d .or. r4m /= -ref4u) call abort()
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if (r8p /= ref8d .or. r8m /= -ref8u) call abort()
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if (r10p /= ref10d .or. r10m /= -ref10u) call abort()
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if (r16p /= ref16d .or. r16m /= -ref16u) call abort()
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round = 'zero'
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call t()
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if (r4p /= ref4d .or. r4m /= -ref4d) call abort()
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if (r8p /= ref8d .or. r8m /= -ref8d) call abort()
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if (r10p /= ref10d .or. r10m /= -ref10d) call abort()
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if (r16p /= ref16d .or. r16m /= -ref16d) call abort()
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round = 'nearest'
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call t()
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if (r4p /= ref4u .or. r4m /= -ref4u) call abort()
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if (r8p /= ref8u .or. r8m /= -ref8u) call abort()
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if (r10p /= ref10u .or. r10m /= -ref10u) call abort()
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if (r16p /= ref16u .or. r16m /= -ref16u) call abort()
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! Same as nearest (but rounding towards zero if there is a tie
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! [does not apply here])
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round = 'compatible'
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call t()
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if (r4p /= ref4u .or. r4m /= -ref4u) call abort()
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if (r8p /= ref8u .or. r8m /= -ref8u) call abort()
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if (r10p /= ref10u .or. r10m /= -ref10u) call abort()
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if (r16p /= ref16u .or. r16m /= -ref16u) call abort()
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contains
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subroutine t()
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! print *, round
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str = "0.1 0.1 0.1 0.1"
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read (str, *,round=round) r4p, r8p, r10p, r16p
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! write (*, '(*(g0:" "))') r4p, r8p, r10p, r16p
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str = "-0.1 -0.1 -0.1 -0.1"
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read (str, *,round=round) r4m, r8m, r10m, r16m
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! write (*, *) r4m, r8m, r10m, r16m
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end subroutine t
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end program main
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@ -1,3 +1,27 @@
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2013-07-21 Tobias Burnus <burnus@net-b.de>
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Uros Bizjak <ubizjak@gmail.com>
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PR fortran/35862
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* libgfortran.h (set_fpu_rounding_mode,
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get_fpu_rounding_mode): New prototypes.
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* config/fpu-387.h (set_fpu_rounding_mode,
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get_fpu_rounding_mode): New functions.
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* config/fpu-aix.h (set_fpu_rounding_mode,
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get_fpu_rounding_mode): Ditto.
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* config/fpu-generic.h (set_fpu_rounding_mode,
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get_fpu_rounding_mode): Ditto.
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* config/fpu-glibc.h (set_fpu_rounding_mode,
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get_fpu_rounding_mode): Ditto.
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* config/fpu-sysv.h (set_fpu_rounding_mode,
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get_fpu_rounding_mode): Ditto.
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* configure.ac: Check for fp_rnd and fp_rnd_t.
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* io/io.h (enum unit_round): Use GFC_FPE_* for the value.
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* io/read.c (convert_real): Set FP ronding mode.
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* Makefile.in: Regenerate.
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* aclocal.m4: Regenerate.
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* config.h.in: Regenerate.
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* configure: Regenerate.
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2013-06-24 Tobias Burnus <burnus@net-b.de>
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* configure.ac: Check for fp_except and fp_except_t.
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@ -1,9 +1,9 @@
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# Makefile.in generated by automake 1.11.3 from Makefile.am.
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# Makefile.in generated by automake 1.11.1 from Makefile.am.
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# @configure_input@
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# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
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# 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software
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# Foundation, Inc.
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# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
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# Inc.
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# This Makefile.in is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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@ -87,12 +87,6 @@ am__nobase_list = $(am__nobase_strip_setup); \
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am__uninstall_files_from_dir = { \
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"$(DESTDIR)$(toolexeclibdir)"
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@ -1282,7 +1276,7 @@ all: $(BUILT_SOURCES) config.h
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.SUFFIXES:
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.SUFFIXES: .F90 .c .f90 .lo .o .obj
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@for dep in $?; do \
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$(am__aclocal_m4_deps):
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config.h: stamp-h1
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@if test ! -f $@; then $(MAKE) $(AM_MAKEFLAGS) stamp-h1; else :; fi
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@if test ! -f $@; then \
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rm -f stamp-h1; \
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stamp-h1: $(srcdir)/config.h.in $(top_builddir)/config.status
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@rm -f stamp-h1
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@ -1426,11 +1422,11 @@ clean-toolexeclibLTLIBRARIES:
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echo "rm -f \"$${dir}/so_locations\""; \
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rm -f "$${dir}/so_locations"; \
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done
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libcaf_single.la: $(libcaf_single_la_OBJECTS) $(libcaf_single_la_DEPENDENCIES)
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$(libcaf_single_la_LINK) -rpath $(cafexeclibdir) $(libcaf_single_la_OBJECTS) $(libcaf_single_la_LIBADD) $(LIBS)
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libgfortran.la: $(libgfortran_la_OBJECTS) $(libgfortran_la_DEPENDENCIES) $(EXTRA_libgfortran_la_DEPENDENCIES)
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libgfortran.la: $(libgfortran_la_OBJECTS) $(libgfortran_la_DEPENDENCIES)
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libgfortranbegin.la: $(libgfortranbegin_la_OBJECTS) $(libgfortranbegin_la_DEPENDENCIES) $(EXTRA_libgfortranbegin_la_DEPENDENCIES)
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libgfortranbegin.la: $(libgfortranbegin_la_OBJECTS) $(libgfortranbegin_la_DEPENDENCIES)
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$(libgfortranbegin_la_LINK) -rpath $(myexeclibdir) $(libgfortranbegin_la_OBJECTS) $(libgfortranbegin_la_LIBADD) $(LIBS)
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mostlyclean-compile:
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@ -5690,7 +5686,9 @@ uninstall-toolexeclibDATA:
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@$(NORMAL_UNINSTALL)
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@list='$(toolexeclib_DATA)'; test -n "$(toolexeclibdir)" || list=; \
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files=`for p in $$list; do echo $$p; done | sed -e 's|^.*/||'`; \
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dir='$(DESTDIR)$(toolexeclibdir)'; $(am__uninstall_files_from_dir)
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test -n "$$files" || exit 0; \
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echo " ( cd '$(DESTDIR)$(toolexeclibdir)' && rm -f" $$files ")"; \
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cd "$(DESTDIR)$(toolexeclibdir)" && rm -f $$files
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ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
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list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
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@ -5762,15 +5760,10 @@ install-am: all-am
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installcheck: installcheck-am
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install-strip:
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if test -z '$(STRIP)'; then \
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$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
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install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
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install; \
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$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
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"INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
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fi
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install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
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`test -z '$(STRIP)' || \
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echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
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mostlyclean-generic:
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clean-generic:
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@ -1,8 +1,7 @@
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# 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation,
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# Inc.
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# 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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If you have problems, you may need to regenerate the build system entirely.
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# Copyright (C) 2002, 2003, 2005, 2006, 2007, 2008, 2011 Free Software
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# Foundation, Inc.
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# Copyright (C) 2002, 2003, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
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#
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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#
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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@ -150,14 +144,14 @@ AC_CONFIG_COMMANDS_PRE(
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Usually this means the macro was only invoked conditionally.]])
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fi])])
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# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009,
|
||||
# 2010, 2011 Free Software Foundation, Inc.
|
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# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009
|
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# Free Software Foundation, Inc.
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#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 12
|
||||
# serial 10
|
||||
|
||||
# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
|
||||
# written in clear, in which case automake, when reading aclocal.m4,
|
||||
|
|
@ -197,7 +191,6 @@ AC_CACHE_CHECK([dependency style of $depcc],
|
|||
# instance it was reported that on HP-UX the gcc test will end up
|
||||
# making a dummy file named `D' -- because `-MD' means `put the output
|
||||
# in D'.
|
||||
rm -rf conftest.dir
|
||||
mkdir conftest.dir
|
||||
# Copy depcomp to subdir because otherwise we won't find it if we're
|
||||
# using a relative directory.
|
||||
|
|
@ -262,7 +255,7 @@ AC_CACHE_CHECK([dependency style of $depcc],
|
|||
break
|
||||
fi
|
||||
;;
|
||||
msvc7 | msvc7msys | msvisualcpp | msvcmsys)
|
||||
msvisualcpp | msvcmsys)
|
||||
# This compiler won't grok `-c -o', but also, the minuso test has
|
||||
# not run yet. These depmodes are late enough in the game, and
|
||||
# so weak that their functioning should not be impacted.
|
||||
|
|
@ -327,13 +320,10 @@ AC_DEFUN([AM_DEP_TRACK],
|
|||
if test "x$enable_dependency_tracking" != xno; then
|
||||
am_depcomp="$ac_aux_dir/depcomp"
|
||||
AMDEPBACKSLASH='\'
|
||||
am__nodep='_no'
|
||||
fi
|
||||
AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
|
||||
AC_SUBST([AMDEPBACKSLASH])dnl
|
||||
_AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
|
||||
AC_SUBST([am__nodep])dnl
|
||||
_AM_SUBST_NOTMAKE([am__nodep])dnl
|
||||
])
|
||||
|
||||
# Generate code to set up dependency tracking. -*- Autoconf -*-
|
||||
|
|
@ -555,15 +545,12 @@ for _am_header in $config_headers :; do
|
|||
done
|
||||
echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count])
|
||||
|
||||
# Copyright (C) 2001, 2003, 2005, 2008, 2011 Free Software Foundation,
|
||||
# Inc.
|
||||
# Copyright (C) 2001, 2003, 2005, 2008 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 1
|
||||
|
||||
# AM_PROG_INSTALL_SH
|
||||
# ------------------
|
||||
# Define $install_sh.
|
||||
|
|
@ -582,8 +569,8 @@ AC_SUBST(install_sh)])
|
|||
# Add --enable-maintainer-mode option to configure. -*- Autoconf -*-
|
||||
# From Jim Meyering
|
||||
|
||||
# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2008,
|
||||
# 2011 Free Software Foundation, Inc.
|
||||
# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2008
|
||||
# Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
|
|
@ -603,7 +590,7 @@ AC_DEFUN([AM_MAINTAINER_MODE],
|
|||
[disable], [m4_define([am_maintainer_other], [enable])],
|
||||
[m4_define([am_maintainer_other], [enable])
|
||||
m4_warn([syntax], [unexpected argument to AM@&t@_MAINTAINER_MODE: $1])])
|
||||
AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
|
||||
AC_MSG_CHECKING([whether to am_maintainer_other maintainer-specific portions of Makefiles])
|
||||
dnl maintainer-mode's default is 'disable' unless 'enable' is passed
|
||||
AC_ARG_ENABLE([maintainer-mode],
|
||||
[ --][am_maintainer_other][-maintainer-mode am_maintainer_other make rules and dependencies not useful
|
||||
|
|
@ -749,15 +736,12 @@ else
|
|||
fi
|
||||
])
|
||||
|
||||
# Copyright (C) 2003, 2004, 2005, 2006, 2011 Free Software Foundation,
|
||||
# Inc.
|
||||
# Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 1
|
||||
|
||||
# AM_PROG_MKDIR_P
|
||||
# ---------------
|
||||
# Check for `mkdir -p'.
|
||||
|
|
@ -780,14 +764,13 @@ esac
|
|||
|
||||
# Helper functions for option handling. -*- Autoconf -*-
|
||||
|
||||
# Copyright (C) 2001, 2002, 2003, 2005, 2008, 2010 Free Software
|
||||
# Foundation, Inc.
|
||||
# Copyright (C) 2001, 2002, 2003, 2005, 2008 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 5
|
||||
# serial 4
|
||||
|
||||
# _AM_MANGLE_OPTION(NAME)
|
||||
# -----------------------
|
||||
|
|
@ -795,13 +778,13 @@ AC_DEFUN([_AM_MANGLE_OPTION],
|
|||
[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
|
||||
|
||||
# _AM_SET_OPTION(NAME)
|
||||
# --------------------
|
||||
# ------------------------------
|
||||
# Set option NAME. Presently that only means defining a flag for this option.
|
||||
AC_DEFUN([_AM_SET_OPTION],
|
||||
[m4_define(_AM_MANGLE_OPTION([$1]), 1)])
|
||||
|
||||
# _AM_SET_OPTIONS(OPTIONS)
|
||||
# ------------------------
|
||||
# ----------------------------------
|
||||
# OPTIONS is a space-separated list of Automake options.
|
||||
AC_DEFUN([_AM_SET_OPTIONS],
|
||||
[m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
|
||||
|
|
@ -877,14 +860,12 @@ Check your system clock])
|
|||
fi
|
||||
AC_MSG_RESULT(yes)])
|
||||
|
||||
# Copyright (C) 2001, 2003, 2005, 2011 Free Software Foundation, Inc.
|
||||
# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 1
|
||||
|
||||
# AM_PROG_INSTALL_STRIP
|
||||
# ---------------------
|
||||
# One issue with vendor `install' (even GNU) is that you can't
|
||||
|
|
@ -907,13 +888,13 @@ fi
|
|||
INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
|
||||
AC_SUBST([INSTALL_STRIP_PROGRAM])])
|
||||
|
||||
# Copyright (C) 2006, 2008, 2010 Free Software Foundation, Inc.
|
||||
# Copyright (C) 2006, 2008 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
||||
# serial 3
|
||||
# serial 2
|
||||
|
||||
# _AM_SUBST_NOTMAKE(VARIABLE)
|
||||
# ---------------------------
|
||||
|
|
@ -922,13 +903,13 @@ AC_SUBST([INSTALL_STRIP_PROGRAM])])
|
|||
AC_DEFUN([_AM_SUBST_NOTMAKE])
|
||||
|
||||
# AM_SUBST_NOTMAKE(VARIABLE)
|
||||
# --------------------------
|
||||
# ---------------------------
|
||||
# Public sister of _AM_SUBST_NOTMAKE.
|
||||
AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
|
||||
|
||||
# Check how to create a tarball. -*- Autoconf -*-
|
||||
|
||||
# Copyright (C) 2004, 2005, 2012 Free Software Foundation, Inc.
|
||||
# Copyright (C) 2004, 2005 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
|
|
@ -950,11 +931,10 @@ AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
|
|||
# a tarball read from stdin.
|
||||
# $(am__untar) < result.tar
|
||||
AC_DEFUN([_AM_PROG_TAR],
|
||||
[# Always define AMTAR for backward compatibility. Yes, it's still used
|
||||
# in the wild :-( We should find a proper way to deprecate it ...
|
||||
AC_SUBST([AMTAR], ['$${TAR-tar}'])
|
||||
[# Always define AMTAR for backward compatibility.
|
||||
AM_MISSING_PROG([AMTAR], [tar])
|
||||
m4_if([$1], [v7],
|
||||
[am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'],
|
||||
[am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
|
||||
[m4_case([$1], [ustar],, [pax],,
|
||||
[m4_fatal([Unknown tar format])])
|
||||
AC_MSG_CHECKING([how to create a $1 tar archive])
|
||||
|
|
|
|||
|
|
@ -411,6 +411,12 @@
|
|||
/* Define to 1 if the system has the type `fp_except_t'. */
|
||||
#undef HAVE_FP_EXCEPT_T
|
||||
|
||||
/* Define to 1 if the system has the type `fp_rnd'. */
|
||||
#undef HAVE_FP_RND
|
||||
|
||||
/* Define to 1 if the system has the type `fp_rnd_t'. */
|
||||
#undef HAVE_FP_RND_T
|
||||
|
||||
/* fp_trap is present */
|
||||
#undef HAVE_FP_TRAP
|
||||
|
||||
|
|
|
|||
|
|
@ -88,7 +88,7 @@ has_sse (void)
|
|||
#endif
|
||||
}
|
||||
|
||||
/* i387 -- see linux <fpu_control.h> header file for details. */
|
||||
/* i387 exceptions -- see linux <fpu_control.h> header file for details. */
|
||||
#define _FPU_MASK_IM 0x01
|
||||
#define _FPU_MASK_DM 0x02
|
||||
#define _FPU_MASK_ZM 0x04
|
||||
|
|
@ -99,7 +99,18 @@ has_sse (void)
|
|||
|
||||
#define _FPU_EX_ALL 0x3f
|
||||
|
||||
void set_fpu (void)
|
||||
/* i387 rounding modes. */
|
||||
|
||||
#define _FPU_RC_NEAREST 0x0
|
||||
#define _FPU_RC_DOWN 0x400
|
||||
#define _FPU_RC_UP 0x800
|
||||
#define _FPU_RC_ZERO 0xc00
|
||||
|
||||
#define _FPU_RC_MASK 0xc00
|
||||
|
||||
|
||||
void
|
||||
set_fpu (void)
|
||||
{
|
||||
int excepts = 0;
|
||||
unsigned short cw;
|
||||
|
|
@ -164,3 +175,72 @@ get_fpu_except_flags (void)
|
|||
|
||||
return result;
|
||||
}
|
||||
|
||||
void
|
||||
set_fpu_rounding_mode (int round)
|
||||
{
|
||||
int round_mode;
|
||||
unsigned short cw;
|
||||
|
||||
switch (round)
|
||||
{
|
||||
case GFC_FPE_TONEAREST:
|
||||
round_mode = _FPU_RC_NEAREST;
|
||||
break;
|
||||
case GFC_FPE_UPWARD:
|
||||
round_mode = _FPU_RC_UP;
|
||||
break;
|
||||
case GFC_FPE_DOWNWARD:
|
||||
round_mode = _FPU_RC_DOWN;
|
||||
break;
|
||||
case GFC_FPE_TOWARDZERO:
|
||||
round_mode = _FPU_RC_ZERO;
|
||||
break;
|
||||
default:
|
||||
return; /* Should be unreachable. */
|
||||
}
|
||||
|
||||
__asm__ __volatile__ ("fnstcw\t%0" : "=m" (cw));
|
||||
|
||||
cw &= ~FPU_RC_MASK;
|
||||
cw |= round_mode;
|
||||
|
||||
__asm__ __volatile__ ("fldcw\t%0" : : "m" (cw));
|
||||
|
||||
if (has_sse())
|
||||
{
|
||||
unsigned int cw_sse;
|
||||
|
||||
__asm__ __volatile__ ("%vstmxcsr\t%0" : "=m" (cw_sse));
|
||||
|
||||
/* The SSE round control bits are shifted by 3 bits. */
|
||||
cw_sse &= ~(FPU_RC_MASK << 3);
|
||||
cw_sse |= round_mode << 3;
|
||||
|
||||
__asm__ __volatile__ ("%vldmxcsr\t%0" : : "m" (cw_sse));
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
get_fpu_rounding_mode (void)
|
||||
{
|
||||
unsigned short cw;
|
||||
|
||||
__asm__ __volatile__ ("fnstcw\t%0" : "=m" (cw));
|
||||
|
||||
cw &= FPU_RC_MASK;
|
||||
|
||||
switch (cw)
|
||||
{
|
||||
case _FPU_RC_NEAREST:
|
||||
return GFC_FPE_TONEAREST;
|
||||
case _FPU_RC_UP:
|
||||
return GFC_FPE_UPWARD;
|
||||
case _FPU_RC_DOWN:
|
||||
return GFC_FPE_DOWNWARD;
|
||||
case _FPU_RC_ZERO:
|
||||
return GFC_FPE_TOWARDZERO;
|
||||
default:
|
||||
return GFC_FPE_INVALID; /* Should be unreachable. */
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -116,3 +116,75 @@ get_fpu_except_flags (void)
|
|||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
get_fpu_rounding_mode (void)
|
||||
{
|
||||
int rnd_mode;
|
||||
|
||||
rnd_mode = fegetround ();
|
||||
|
||||
switch (rnd_mode)
|
||||
{
|
||||
#ifdef FE_TONEAREST
|
||||
case FE_TONEAREST:
|
||||
return GFC_FPE_TONEAREST;
|
||||
#endif
|
||||
|
||||
#ifdef FE_UPWARD
|
||||
case FE_UPWARD:
|
||||
return GFC_FPE_UPWARD;
|
||||
#endif
|
||||
|
||||
#ifdef FE_DOWNWARD
|
||||
case FE_DOWNWARD:
|
||||
return GFC_FPE_DOWNWARD;
|
||||
#endif
|
||||
|
||||
#ifdef FE_TOWARDZERO
|
||||
case FE_TOWARDZERO:
|
||||
return GFC_FPE_TOWARDZERO;
|
||||
#endif
|
||||
default:
|
||||
return GFC_FPE_INVALID;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
set_fpu_rounding_mode (int mode)
|
||||
{
|
||||
int rnd_mode;
|
||||
|
||||
switch (mode)
|
||||
{
|
||||
#ifdef FE_TONEAREST
|
||||
case GFC_FPE_TONEAREST:
|
||||
rnd_mode = FE_TONEAREST;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FE_UPWARD
|
||||
case GFC_FPE_UPWARD:
|
||||
rnd_mode = FE_UPWARD;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FE_DOWNWARD
|
||||
case GFC_FPE_DOWNWARD:
|
||||
rnd_mode = FE_DOWNWARD;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FE_TOWARDZERO
|
||||
case GFC_FPE_TOWARDZERO:
|
||||
rnd_mode = FE_TOWARDZERO;
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
return;
|
||||
}
|
||||
|
||||
fesetround (rnd_mode);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -56,3 +56,16 @@ get_fpu_except_flags (void)
|
|||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
get_fpu_rounding_mode (void)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
set_fpu_rounding_mode (int round __attribute__((unused)))
|
||||
{
|
||||
}
|
||||
|
|
|
|||
|
|
@ -127,3 +127,75 @@ get_fpu_except_flags (void)
|
|||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
get_fpu_rounding_mode (void)
|
||||
{
|
||||
int rnd_mode;
|
||||
|
||||
rnd_mode = fegetround ();
|
||||
|
||||
switch (rnd_mode)
|
||||
{
|
||||
#ifdef FE_TONEAREST
|
||||
case FE_TONEAREST:
|
||||
return GFC_FPE_TONEAREST;
|
||||
#endif
|
||||
|
||||
#ifdef FE_UPWARD
|
||||
case FE_UPWARD:
|
||||
return GFC_FPE_UPWARD;
|
||||
#endif
|
||||
|
||||
#ifdef FE_DOWNWARD
|
||||
case FE_DOWNWARD:
|
||||
return GFC_FPE_DOWNWARD;
|
||||
#endif
|
||||
|
||||
#ifdef FE_TOWARDZERO
|
||||
case FE_TOWARDZERO:
|
||||
return GFC_FPE_TOWARDZERO;
|
||||
#endif
|
||||
default:
|
||||
return GFC_FPE_INVALID;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
set_fpu_rounding_mode (int mode)
|
||||
{
|
||||
int rnd_mode;
|
||||
|
||||
switch (mode)
|
||||
{
|
||||
#ifdef FE_TONEAREST
|
||||
case GFC_FPE_TONEAREST:
|
||||
rnd_mode = FE_TONEAREST;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FE_UPWARD
|
||||
case GFC_FPE_UPWARD:
|
||||
rnd_mode = FE_UPWARD;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FE_DOWNWARD
|
||||
case GFC_FPE_DOWNWARD:
|
||||
rnd_mode = FE_DOWNWARD;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FE_TOWARDZERO
|
||||
case GFC_FPE_TOWARDZERO:
|
||||
rnd_mode = FE_TOWARDZERO;
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
return;
|
||||
}
|
||||
|
||||
fesetround (rnd_mode);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -128,3 +128,76 @@ get_fpu_except_flags (void)
|
|||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
int
|
||||
get_fpu_rounding_mode (void)
|
||||
{
|
||||
switch (fpgetround ())
|
||||
{
|
||||
#ifdef FP_RN
|
||||
case FP_RN:
|
||||
return GFC_FPE_TONEAREST;
|
||||
#endif
|
||||
|
||||
#ifdef FP_RP
|
||||
case FP_RP:
|
||||
return GFC_FPE_UPWARD;
|
||||
#endif
|
||||
|
||||
#ifdef FP_RM
|
||||
case FP_RM:
|
||||
return GFC_FPE_DOWNWARD;
|
||||
#endif
|
||||
|
||||
#ifdef FP_RZ
|
||||
case FP_RZ:
|
||||
return GFC_FPE_TOWARDZERO;
|
||||
#endif
|
||||
default:
|
||||
return GFC_FPE_INVALID;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
set_fpu_rounding_mode (int mode)
|
||||
{
|
||||
#if HAVE_FP_RND
|
||||
fp_rnd rnd_mode;
|
||||
#elif HAVE_FP_RND_T
|
||||
fp_rnd_t rnd_mode;
|
||||
#else
|
||||
choke me
|
||||
#endif
|
||||
|
||||
switch (mode)
|
||||
{
|
||||
#ifdef FP_RN
|
||||
case GFC_FPE_TONEAREST:
|
||||
rnd_mode = FP_RN;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FP_RP
|
||||
case GFC_FPE_UPWARD:
|
||||
rnd_mode = FP_RP;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FP_RM
|
||||
case GFC_FPE_DOWNWARD:
|
||||
rnd_mode = FP_RM;
|
||||
break;
|
||||
#endif
|
||||
|
||||
#ifdef FP_RZ
|
||||
case GFC_FPE_TOWARDZERO:
|
||||
rnd_mode = FP_RZ;
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
return;
|
||||
}
|
||||
fpsetround (rnd_mode);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -654,7 +654,6 @@ CPP
|
|||
am__fastdepCC_FALSE
|
||||
am__fastdepCC_TRUE
|
||||
CCDEPMODE
|
||||
am__nodep
|
||||
AMDEPBACKSLASH
|
||||
AMDEP_FALSE
|
||||
AMDEP_TRUE
|
||||
|
|
@ -3387,11 +3386,11 @@ MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
|
|||
|
||||
# We need awk for the "check" target. The system "awk" is bad on
|
||||
# some platforms.
|
||||
# Always define AMTAR for backward compatibility. Yes, it's still used
|
||||
# in the wild :-( We should find a proper way to deprecate it ...
|
||||
AMTAR='$${TAR-tar}'
|
||||
# Always define AMTAR for backward compatibility.
|
||||
|
||||
am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
|
||||
AMTAR=${AMTAR-"${am_missing_run}tar"}
|
||||
|
||||
am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
|
||||
|
||||
|
||||
|
||||
|
|
@ -3524,7 +3523,6 @@ fi
|
|||
if test "x$enable_dependency_tracking" != xno; then
|
||||
am_depcomp="$ac_aux_dir/depcomp"
|
||||
AMDEPBACKSLASH='\'
|
||||
am__nodep='_no'
|
||||
fi
|
||||
if test "x$enable_dependency_tracking" != xno; then
|
||||
AMDEP_TRUE=
|
||||
|
|
@ -4342,7 +4340,6 @@ else
|
|||
# instance it was reported that on HP-UX the gcc test will end up
|
||||
# making a dummy file named `D' -- because `-MD' means `put the output
|
||||
# in D'.
|
||||
rm -rf conftest.dir
|
||||
mkdir conftest.dir
|
||||
# Copy depcomp to subdir because otherwise we won't find it if we're
|
||||
# using a relative directory.
|
||||
|
|
@ -4402,7 +4399,7 @@ else
|
|||
break
|
||||
fi
|
||||
;;
|
||||
msvc7 | msvc7msys | msvisualcpp | msvcmsys)
|
||||
msvisualcpp | msvcmsys)
|
||||
# This compiler won't grok `-c -o', but also, the minuso test has
|
||||
# not run yet. These depmodes are late enough in the game, and
|
||||
# so weak that their functioning should not be impacted.
|
||||
|
|
@ -5518,7 +5515,6 @@ else
|
|||
# instance it was reported that on HP-UX the gcc test will end up
|
||||
# making a dummy file named `D' -- because `-MD' means `put the output
|
||||
# in D'.
|
||||
rm -rf conftest.dir
|
||||
mkdir conftest.dir
|
||||
# Copy depcomp to subdir because otherwise we won't find it if we're
|
||||
# using a relative directory.
|
||||
|
|
@ -5578,7 +5574,7 @@ else
|
|||
break
|
||||
fi
|
||||
;;
|
||||
msvc7 | msvc7msys | msvisualcpp | msvcmsys)
|
||||
msvisualcpp | msvcmsys)
|
||||
# This compiler won't grok `-c -o', but also, the minuso test has
|
||||
# not run yet. These depmodes are late enough in the game, and
|
||||
# so weak that their functioning should not be impacted.
|
||||
|
|
@ -12335,7 +12331,7 @@ else
|
|||
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
|
||||
lt_status=$lt_dlunknown
|
||||
cat > conftest.$ac_ext <<_LT_EOF
|
||||
#line 12338 "configure"
|
||||
#line 12334 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#if HAVE_DLFCN_H
|
||||
|
|
@ -12441,7 +12437,7 @@ else
|
|||
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
|
||||
lt_status=$lt_dlunknown
|
||||
cat > conftest.$ac_ext <<_LT_EOF
|
||||
#line 12444 "configure"
|
||||
#line 12440 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#if HAVE_DLFCN_H
|
||||
|
|
@ -26030,6 +26026,27 @@ cat >>confdefs.h <<_ACEOF
|
|||
_ACEOF
|
||||
|
||||
|
||||
fi
|
||||
|
||||
ac_fn_c_check_type "$LINENO" "fp_rnd" "ac_cv_type_fp_rnd" "#include <ieeefp.h>
|
||||
"
|
||||
if test "x$ac_cv_type_fp_rnd" = x""yes; then :
|
||||
|
||||
cat >>confdefs.h <<_ACEOF
|
||||
#define HAVE_FP_RND 1
|
||||
_ACEOF
|
||||
|
||||
|
||||
fi
|
||||
ac_fn_c_check_type "$LINENO" "fp_rnd_t" "ac_cv_type_fp_rnd_t" "#include <ieeefp.h>
|
||||
"
|
||||
if test "x$ac_cv_type_fp_rnd_t" = x""yes; then :
|
||||
|
||||
cat >>confdefs.h <<_ACEOF
|
||||
#define HAVE_FP_RND_T 1
|
||||
_ACEOF
|
||||
|
||||
|
||||
fi
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -513,6 +513,7 @@ fi
|
|||
# Check for SysV fpsetmask
|
||||
LIBGFOR_CHECK_FPSETMASK
|
||||
AC_CHECK_TYPES([fp_except,fp_except_t], [], [], [[#include <ieeefp.h>]])
|
||||
AC_CHECK_TYPES([fp_rnd,fp_rnd_t], [], [], [[#include <ieeefp.h>]])
|
||||
|
||||
# Check for AIX fp_trap and fp_enable
|
||||
AC_CHECK_FUNC([fp_trap],[have_fp_trap=yes AC_DEFINE([HAVE_FP_TRAP],[1],[fp_trap is present])])
|
||||
|
|
|
|||
|
|
@ -186,8 +186,14 @@ typedef enum
|
|||
unit_encoding;
|
||||
|
||||
typedef enum
|
||||
{ ROUND_UP, ROUND_DOWN, ROUND_ZERO, ROUND_NEAREST, ROUND_COMPATIBLE,
|
||||
ROUND_PROCDEFINED, ROUND_UNSPECIFIED }
|
||||
{ ROUND_UP = GFC_FPE_UPWARD,
|
||||
ROUND_DOWN = GFC_FPE_DOWNWARD,
|
||||
ROUND_ZERO = GFC_FPE_TOWARDZERO,
|
||||
ROUND_NEAREST = GFC_FPE_TONEAREST,
|
||||
ROUND_COMPATIBLE = 10, /* round away from zero. */
|
||||
ROUND_PROCDEFINED, /* Here as ROUND_NEAREST. */
|
||||
ROUND_UNSPECIFIED /* Should never occur. */
|
||||
}
|
||||
unit_round;
|
||||
|
||||
/* NOTE: unit_sign must correspond with the sign_status enumerator in
|
||||
|
|
|
|||
|
|
@ -129,6 +129,24 @@ int
|
|||
convert_real (st_parameter_dt *dtp, void *dest, const char *buffer, int length)
|
||||
{
|
||||
char *endptr = NULL;
|
||||
int round_mode, old_round_mode;
|
||||
|
||||
switch (dtp->u.p.current_unit->round_status)
|
||||
{
|
||||
case ROUND_COMPATIBLE:
|
||||
/* FIXME: As NEAREST but round away from zero for a tie. */
|
||||
case ROUND_UNSPECIFIED:
|
||||
/* Should not occur. */
|
||||
case ROUND_PROCDEFINED:
|
||||
round_mode = ROUND_NEAREST;
|
||||
break;
|
||||
default:
|
||||
round_mode = dtp->u.p.current_unit->round_status;
|
||||
break;
|
||||
}
|
||||
|
||||
old_round_mode = get_fpu_rounding_mode();
|
||||
set_fpu_rounding_mode (round_mode);
|
||||
|
||||
switch (length)
|
||||
{
|
||||
|
|
@ -167,6 +185,8 @@ convert_real (st_parameter_dt *dtp, void *dest, const char *buffer, int length)
|
|||
internal_error (&dtp->common, "Unsupported real kind during IO");
|
||||
}
|
||||
|
||||
set_fpu_rounding_mode (old_round_mode);
|
||||
|
||||
if (buffer == endptr)
|
||||
{
|
||||
generate_error (&dtp->common, LIBERROR_READ_VALUE,
|
||||
|
|
|
|||
|
|
@ -743,9 +743,16 @@ internal_proto(gf_strerror);
|
|||
|
||||
extern void set_fpu (void);
|
||||
internal_proto(set_fpu);
|
||||
|
||||
extern int get_fpu_except_flags (void);
|
||||
internal_proto(get_fpu_except_flags);
|
||||
|
||||
extern void set_fpu_rounding_mode (int round);
|
||||
internal_proto(set_fpu_rounding_mode);
|
||||
|
||||
extern int get_fpu_rounding_mode (void);
|
||||
internal_proto(get_fpu_rounding_mode);
|
||||
|
||||
/* memory.c */
|
||||
|
||||
extern void *xmalloc (size_t) __attribute__ ((malloc));
|
||||
|
|
|
|||
Loading…
Reference in New Issue