New module 'integer_length'.

[gnulib.git] / ChangeLog

diff --git a/ChangeLog b/ChangeLog
index 06c3b36..03a78f7 100644 (file)
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+++ b/ChangeLog
@@ -1,3 +1,83 @@
+2011-10-14  Bruno Haible  <bruno@clisp.org>
+
+       New module 'integer_length'.
+       * lib/integer_length.h: New file.
+       * lib/integer_length.c: New file.
+       * modules/integer_length: New file.
+
+2011-10-14  Daniel Richard G.  <skunk@iskunk.org>  (tiny change)
+
+       popen: Fix dependency conditions.
+       * modules/popen (Depends-on, configure.ac): Fix shell syntax error.
+
+2011-10-14  Daniel Richard G.  <skunk@iskunk.org>  (tiny change)
+
+       perror: Fix autoconf test.
+       * m4/perror.m4 (gl_FUNC_PERROR): In the test program, include
+       <stdlib.h> and <string.h>.
+
+2011-10-14  Bruno Haible  <bruno@clisp.org>
+
+       ffsl: Optimize on 64-bit platforms.
+       * lib/ffsl.h (FUNC): Omit a test from the last loop round. Do loop
+       unrolling.
+
+2011-10-13  Bruno Haible  <bruno@clisp.org>
+
+       ffsl: Optimize on 32-bit platforms.
+       * lib/ffsl.h (FUNC): If TYPE has the same representation as 'int', just
+       use ffs() without a loop.
+
+       ffsl, ffsll: Optimize for GCC.
+       * lib/ffsl.h (FUNC): Use GCC_BUILTIN if defined.
+       * lib/ffsl.c (GCC_BUILTIN): New macro.
+       * lib/ffsll.c (GCC_BUILTIN): Likewise.
+
+2011-10-13  Bruno Haible  <bruno@clisp.org>
+
+       ffs, bcopy, memset: Support symbol renaming via config.h.
+       * lib/ffs.c: Include <config.h>.
+       * lib/bcopy.c: Likewise.
+       * lib/memset.c: Likewise.
+
+2011-10-10  Bruno Haible  <bruno@clisp.org>
+
+       atanl: Simplify for platforms where 'long double' == 'double'.
+       * lib/atanl.c (atanl) [HAVE_SAME_LONG_DOUBLE_AS_DOUBLE]: New
+       alternative implementation.
+       * m4/atanl.m4 (gl_FUNC_ATANL): Require gl_LONG_DOUBLE_VS_DOUBLE.
+       Determine ATANL_LIBM according to HAVE_SAME_LONG_DOUBLE_AS_DOUBLE.
+       * modules/atanl (Depends-on): Add atan. Update conditions.
+
+2011-10-10  Bruno Haible  <bruno@clisp.org>
+
+       acosl: Simplify for platforms where 'long double' == 'double'.
+       * lib/acosl.c (acosl) [HAVE_SAME_LONG_DOUBLE_AS_DOUBLE]: New
+       alternative implementation.
+       * m4/acosl.m4 (gl_FUNC_ACOSL): Require gl_LONG_DOUBLE_VS_DOUBLE.
+       Determine ACOSL_LIBM according to HAVE_SAME_LONG_DOUBLE_AS_DOUBLE.
+       * modules/acosl (Depends-on): Add acos. Update conditions.
+
+2011-10-10  Bruno Haible  <bruno@clisp.org>
+
+       asinl: Simplify for platforms where 'long double' == 'double'.
+       * lib/asinl.c (asinl) [HAVE_SAME_LONG_DOUBLE_AS_DOUBLE]: New
+       alternative implementation.
+       * m4/asinl.m4 (gl_FUNC_ASINL): Require gl_LONG_DOUBLE_VS_DOUBLE.
+       Determine ASINL_LIBM according to HAVE_SAME_LONG_DOUBLE_AS_DOUBLE.
+       * modules/asinl (Depends-on): Add asin. Update conditions.
+
+2011-10-10  Bruno Haible  <bruno@clisp.org>
+
+       tanl: Simplify for platforms where 'long double' == 'double'.
+       * lib/tanl.c (tanl) [HAVE_SAME_LONG_DOUBLE_AS_DOUBLE]: New alternative
+       implementation.
+       * m4/tanl.m4 (gl_FUNC_TANL): Require gl_LONG_DOUBLE_VS_DOUBLE.
+       Determine TANL_LIBM according to HAVE_SAME_LONG_DOUBLE_AS_DOUBLE.
+       * modules/tanl (Depends-on): Add tan. Update conditions.
+       (configure.ac): Don't compile trigl.c if
+       HAVE_SAME_LONG_DOUBLE_AS_DOUBLE.
+
 2011-10-10  Bruno Haible  <bruno@clisp.org>
 
        cosl: Simplify for platforms where 'long double' == 'double'.