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Makefile.am (libquadmath_la_SOURCES): Add math/logbq.c.

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* Makefile.am (libquadmath_la_SOURCES): Add math/logbq.c.
	* Makefile.in: Regenerate.
	* libquadmath.texi: Document logbq.
	* quadmath.h: Add logbq prototype.
	* quadmath.map: Add logbq.
	* quadmath_weak.h: Add logbq prototype.
	* math/logbq.c: New file

From-SVN: r226748
This commit is contained in:
Francois-Xavier Coudert 2015-08-09 08:46:52 +00:00 committed by François-Xavier Coudert
parent e7b724da79
commit 03c02a42c5
8 changed files with 89 additions and 19 deletions
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10
libquadmath/ChangeLog
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@ -1,3 +1,13 @@
2015-08-09 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* Makefile.am (libquadmath_la_SOURCES): Add math/logbq.c.
* Makefile.in: Regenerate.
* libquadmath.texi: Document logbq.
* quadmath.h: Add logbq prototype.
* quadmath.map: Add logbq.
* quadmath_weak.h: Add logbq prototype.
* math/logbq.c: New file
2015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
* Makefile.in: Regenerated with automake-1.11.6.

2
libquadmath/Makefile.am
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@ -57,7 +57,7 @@ libquadmath_la_SOURCES = \
math/erfq.c math/logq.c math/sqrtq.c math/expm1q.c math/lroundq.c \
math/tanhq.c math/expq.c math/modfq.c math/tanq.c math/fabsq.c \
math/nanq.c math/tgammaq.c math/finiteq.c math/nextafterq.c \
math/truncq.c math/floorq.c math/powq.c math/fmaq.c \
math/truncq.c math/floorq.c math/powq.c math/fmaq.c math/logbq.c \
math/cacoshq.c math/cacosq.c math/casinhq.c math/casinq.c \
math/catanhq.c math/catanq.c math/cimagq.c math/conjq.c math/cprojq.c \
math/crealq.c math/fdimq.c math/fmaxq.c math/fminq.c math/ilogbq.c \

41
libquadmath/Makefile.in
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@ -140,23 +140,24 @@ am__dirstamp = $(am__leading_dot)dirstamp
@BUILD_LIBQUADMATH_TRUE@ math/tgammaq.lo math/finiteq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/nextafterq.lo math/truncq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/floorq.lo math/powq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/fmaq.lo math/cacoshq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/cacosq.lo math/casinhq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/casinq.lo math/catanhq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/catanq.lo math/cimagq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/conjq.lo math/cprojq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/crealq.lo math/fdimq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/fmaxq.lo math/fminq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/ilogbq.lo math/llrintq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/log2q.lo math/lrintq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/nearbyintq.lo math/remquoq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/ccoshq.lo math/cexpq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/clog10q.lo math/clogq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/csinq.lo math/csinhq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/csqrtq.lo math/ctanq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/ctanhq.lo printf/addmul_1.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/add_n.lo printf/cmp.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/divrem.lo printf/flt1282mpn.lo \
@BUILD_LIBQUADMATH_TRUE@ math/fmaq.lo math/logbq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/cacoshq.lo math/cacosq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/casinhq.lo math/casinq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/catanhq.lo math/catanq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/cimagq.lo math/conjq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/cprojq.lo math/crealq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/fdimq.lo math/fmaxq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/fminq.lo math/ilogbq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/llrintq.lo math/log2q.lo \
@BUILD_LIBQUADMATH_TRUE@ math/lrintq.lo math/nearbyintq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/remquoq.lo math/ccoshq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/cexpq.lo math/clog10q.lo \
@BUILD_LIBQUADMATH_TRUE@ math/clogq.lo math/csinq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/csinhq.lo math/csqrtq.lo \
@BUILD_LIBQUADMATH_TRUE@ math/ctanq.lo math/ctanhq.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/addmul_1.lo printf/add_n.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/cmp.lo printf/divrem.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/flt1282mpn.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/fpioconst.lo printf/lshift.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/mul_1.lo printf/mul_n.lo \
@BUILD_LIBQUADMATH_TRUE@ printf/mul.lo printf/printf_fphex.lo \
@ -368,7 +369,7 @@ AUTOMAKE_OPTIONS = 1.8 foreign
@BUILD_LIBQUADMATH_TRUE@ math/erfq.c math/logq.c math/sqrtq.c math/expm1q.c math/lroundq.c \
@BUILD_LIBQUADMATH_TRUE@ math/tanhq.c math/expq.c math/modfq.c math/tanq.c math/fabsq.c \
@BUILD_LIBQUADMATH_TRUE@ math/nanq.c math/tgammaq.c math/finiteq.c math/nextafterq.c \
@BUILD_LIBQUADMATH_TRUE@ math/truncq.c math/floorq.c math/powq.c math/fmaq.c \
@BUILD_LIBQUADMATH_TRUE@ math/truncq.c math/floorq.c math/powq.c math/fmaq.c math/logbq.c \
@BUILD_LIBQUADMATH_TRUE@ math/cacoshq.c math/cacosq.c math/casinhq.c math/casinq.c \
@BUILD_LIBQUADMATH_TRUE@ math/catanhq.c math/catanq.c math/cimagq.c math/conjq.c math/cprojq.c \
@BUILD_LIBQUADMATH_TRUE@ math/crealq.c math/fdimq.c math/fmaxq.c math/fminq.c math/ilogbq.c \
@ -607,6 +608,7 @@ math/truncq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
math/floorq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
math/powq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
math/fmaq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
math/logbq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
math/cacoshq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
math/cacosq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
math/casinhq.lo: math/$(am__dirstamp) math/$(DEPDIR)/$(am__dirstamp)
@ -809,6 +811,8 @@ mostlyclean-compile:
-rm -f math/log1pq.lo
-rm -f math/log2q.$(OBJEXT)
-rm -f math/log2q.lo
-rm -f math/logbq.$(OBJEXT)
-rm -f math/logbq.lo
-rm -f math/logq.$(OBJEXT)
-rm -f math/logq.lo
-rm -f math/lrintq.$(OBJEXT)
@ -967,6 +971,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@math/$(DEPDIR)/log10q.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@math/$(DEPDIR)/log1pq.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@math/$(DEPDIR)/log2q.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@math/$(DEPDIR)/logbq.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@math/$(DEPDIR)/logq.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@math/$(DEPDIR)/lrintq.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@math/$(DEPDIR)/lroundq.Plo@am__quote@

1
libquadmath/libquadmath.texi
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@ -180,6 +180,7 @@ The following mathematical functions are available:
@item @code{lgammaq}: logarithmic gamma function
@item @code{llrintq}: round to nearest integer value
@item @code{llroundq}: round to nearest integer value away from zero
@item @code{logbq}: get exponent of the value
@item @code{logq}: natural logarithm function
@item @code{log10q}: base 10 logarithm function
@item @code{log1pq}: compute natural logarithm of the value plus one

47
libquadmath/math/logbq.c Normal file
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@ -0,0 +1,47 @@
/* s_logbl.c -- long double version of s_logb.c.
* Conversion to IEEE quad long double by Jakub Jelinek, jj@ultra.linux.cz.
*/
/*
* ====================================================
* 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.
* ====================================================
*/
/*
* long double logbl(x)
* IEEE 754 logb. Included to pass IEEE test suite. Not recommend.
* Use ilogb instead.
*/
#include "quadmath-imp.h"
__float128
logbq (__float128 x)
{
int64_t lx, hx, ex;
GET_FLT128_WORDS64 (hx, lx, x);
hx &= 0x7fffffffffffffffLL; /* high |x| */
if ((hx | lx) == 0)
return -1.0 / fabsq (x);
if (hx >= 0x7fff000000000000LL)
return x * x;
if ((ex = hx >> 48) == 0) /* IEEE 754 logb */
{
/* POSIX specifies that denormal number is treated as
though it were normalized. */
int ma;
if (hx == 0)
ma = __builtin_clzll (lx) + 64;
else
ma = __builtin_clzll (hx);
ex -= ma - 16;
}
return (__float128) (ex - 16383);
}

1
libquadmath/quadmath.h
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@ -76,6 +76,7 @@ extern __float128 ldexpq (__float128, int) __quadmath_throw;
extern __float128 lgammaq (__float128) __quadmath_throw;
extern long long int llrintq (__float128) __quadmath_throw;
extern long long int llroundq (__float128) __quadmath_throw;
extern __float128 logbq (__float128) __quadmath_throw;
extern __float128 logq (__float128) __quadmath_throw;
extern __float128 log10q (__float128) __quadmath_throw;
extern __float128 log2q (__float128) __quadmath_throw;

5
libquadmath/quadmath.map
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@ -96,3 +96,8 @@ QUADMATH_1.0 {
local:
*;
};
QUADMATH_1.1 {
global:
logbq;
} QUADMATH_1.0;

1
libquadmath/quadmath_weak.h
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@ -72,6 +72,7 @@ __qmath3 (ldexpq)
__qmath3 (lgammaq)
__qmath3 (llrintq)
__qmath3 (llroundq)
__qmath3 (logbq)
__qmath3 (logq)
__qmath3 (log10q)
__qmath3 (log1pq)