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GNU C Library master sources branch, master, updated. glibc-2.12-196-g18edac4


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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=18edac4857531b4b034eef37a07e3b03117de2bf

commit 18edac4857531b4b034eef37a07e3b03117de2bf
Author: Ulrich Drepper <drepper@gmail.com>
Date:   Tue Oct 19 12:56:42 2010 -0400

    Provide FP_FAST_FMA{,F,L} definitions for x86/x86-64.

diff --git a/ChangeLog b/ChangeLog
index f90f303..e162666 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2010-10-19  Ulrich Drepper  <drepper@gmail.com>
+
+	* sysdeps/i386/bits/mathdef.h (FP_FAST_FMA): If the GCC 4.6 port has
+	fast fma builtins, define the macros in the C99 standard.
+	(FP_FAST_FMAF): Likewise.
+	(FP_FAST_FMAL): Likewise.
+	* sysdeps/x86_64/bits/mathdef.h: Likewise.
+
+	* bits/mathdef.h: Update copyright year.
+	* sysdeps/powerpc/bits/mathdef.h: Likewise.
+
 2010-10-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
 
 	* bits/mathdef.h (FP_FAST_FMA): If the GCC 4.6 port has fast fma
diff --git a/bits/mathdef.h b/bits/mathdef.h
index 9734380..3cea584 100644
--- a/bits/mathdef.h
+++ b/bits/mathdef.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 1999, 2000, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1997,1998,1999,2000,2004,2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/i386/bits/mathdef.h b/sysdeps/i386/bits/mathdef.h
index ec42ed5..479eb96 100644
--- a/sysdeps/i386/bits/mathdef.h
+++ b/sysdeps/i386/bits/mathdef.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 1999, 2000, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999, 2000, 2004, 2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -43,4 +43,18 @@ typedef long double double_t;	/* `double' expressions are evaluated as
 # define FP_ILOGB0	(-2147483647 - 1)
 # define FP_ILOGBNAN	(-2147483647 - 1)
 
+/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
+   builtins are supported.  */
+# if __FP_FAST_FMA
+#  define FP_FAST_FMA 1
+# endif
+
+# if __FP_FAST_FMAF
+#  define FP_FAST_FMAF 1
+# endif
+
+# if __FP_FAST_FMAL
+#  define FP_FAST_FMAL 1
+# endif
+
 #endif	/* ISO C99 */
diff --git a/sysdeps/powerpc/bits/mathdef.h b/sysdeps/powerpc/bits/mathdef.h
index 0c99248..7723f0c 100644
--- a/sysdeps/powerpc/bits/mathdef.h
+++ b/sysdeps/powerpc/bits/mathdef.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997,1998,1999,2000,2003,2004,2006
+/* Copyright (C) 1997,1998,1999,2000,2003,2004,2006,2010
 	Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
diff --git a/sysdeps/x86_64/bits/mathdef.h b/sysdeps/x86_64/bits/mathdef.h
index 7b16189..9146392 100644
--- a/sysdeps/x86_64/bits/mathdef.h
+++ b/sysdeps/x86_64/bits/mathdef.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2004, 2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -45,4 +45,18 @@ typedef long double double_t;	/* `double' expressions are evaluated as
 # define FP_ILOGB0	(-2147483647 - 1)
 # define FP_ILOGBNAN	(-2147483647 - 1)
 
+/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
+   builtins are supported.  */
+# if __FP_FAST_FMA
+#  define FP_FAST_FMA 1
+# endif
+
+# if __FP_FAST_FMAF
+#  define FP_FAST_FMAF 1
+# endif
+
+# if __FP_FAST_FMAL
+#  define FP_FAST_FMAL 1
+# endif
+
 #endif	/* ISO C99 */

http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=d20501241ea423e477b357d93147530987e0d89e

commit d20501241ea423e477b357d93147530987e0d89e
Author: Michael Meissner <meissner@linux.vnet.ibm.com>
Date:   Tue Oct 19 12:49:05 2010 -0400

    Add C99 FP_FAST_FMA{,F,L} macros to math.h

diff --git a/ChangeLog b/ChangeLog
index 613f8df..f90f303 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2010-10-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* bits/mathdef.h (FP_FAST_FMA): If the GCC 4.6 port has fast fma
+	builtins, define the macros in the C99 standard.
+	(FP_FAST_FMAF): Likewise.
+	(FP_FAST_FMAL): Likewise.
+	* sysdeps/powerpc/bits/mathdef.h (FP_FAST_FMA): Define, ppc as
+	multiply/add.
+	(FP_FAST_FMAF): Likewise.
+
 2010-10-15  Jakub Jelinek  <jakub@redhat.com>
 
 	[BZ #3268]
diff --git a/bits/mathdef.h b/bits/mathdef.h
index 00c6724..9734380 100644
--- a/bits/mathdef.h
+++ b/bits/mathdef.h
@@ -34,6 +34,20 @@ typedef double double_t;	/* `double' expressions are evaluated as
 # define FP_ILOGB0	(-2147483647)
 # define FP_ILOGBNAN	2147483647
 
+/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
+   builtins are supported.  */
+#if __FP_FAST_FMA
+# define FP_FAST_FMA 1
+#endif
+
+#if __FP_FAST_FMAF
+# define FP_FAST_FMAF 1
+#endif
+
+#if __FP_FAST_FMAL
+# define FP_FAST_FMAL 1
+#endif
+
 #endif	/* ISO C99 */
 
 #ifndef __NO_LONG_DOUBLE_MATH
diff --git a/sysdeps/powerpc/bits/mathdef.h b/sysdeps/powerpc/bits/mathdef.h
index b79cc6f..0c99248 100644
--- a/sysdeps/powerpc/bits/mathdef.h
+++ b/sysdeps/powerpc/bits/mathdef.h
@@ -61,4 +61,8 @@ typedef double double_t;
 # define FP_ILOGB0	(-2147483647)
 # define FP_ILOGBNAN	(2147483647)
 
+/* The powerpc has a combined multiply/add instruction.  */
+# define FP_FAST_FMA 1
+# define FP_FAST_FMAF 1
+
 #endif	/* ISO C99 */

http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=6ce0bb748d7de856cb2076b41625fe7cedac5e16

commit 6ce0bb748d7de856cb2076b41625fe7cedac5e16
Merge: 475facd 7c08a05
Author: Ulrich Drepper <drepper@gmail.com>
Date:   Tue Oct 19 12:47:13 2010 -0400

    Merge branch 'master' of ssh://sourceware.org/git/glibc
    
    Conflicts:
    	ChangeLog

diff --cc ChangeLog
index 935e84f,aafc454..613f8df
--- a/ChangeLog
+++ b/ChangeLog
@@@ -1,18 -1,11 +1,26 @@@
 +2010-10-15  Jakub Jelinek  <jakub@redhat.com>
 +
 +	[BZ #3268]
 +	* math/libm-test.inc (fma_test): Some new testcases.
 +	* sysdeps/ieee754/ldbl-128/s_fmal.c: New file.
 +	* sysdeps/ieee754/ldbl-96/s_fma.c (__fma): Fix fma with finite x and
 +	y and infinite z.  Do multiplication by C already in long double.
 +	* sysdeps/ieee754/ldbl-96/s_fmal.c: New file.
 +	* sysdeps/ieee754/dbl-64/s_fma.c (__fma): Fix fma with finite x and
 +	y and infinite z.  Do bitwise or of inexact bit into u.d.
 +	* sysdeps/ieee754/ldbl-64-128/s_fmal.c: New file.
 +	* sysdeps/i386/fpu/s_fmaf.S: Removed.
 +	* sysdeps/i386/fpu/s_fma.S: Removed.
 +	* sysdeps/i386/fpu/s_fmal.S: Removed.
 +
+ 2010-10-16  Jakub Jelinek  <jakub@redhat.com>
+ 
+ 	[BZ #3268]
+ 	* math/libm-test.inc (fma_test): Add IEEE quad long double fmal tests.
+ 	* sysdeps/ieee754/ldbl-128/s_fmal.c (__fmal): Ensure a1 + u.d
+ 	computation is not scheduled after fetestexcept.  Fix value
+ 	of minimum denormal long double.
+ 
  2010-10-14  Jakub Jelinek  <jakub@redhat.com>
  
  	[BZ #3268]

http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=475facd1f553ad6d45de1137bd2a22e70307c7bf

commit 475facd1f553ad6d45de1137bd2a22e70307c7bf
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Fri Oct 15 15:27:16 2010 -0400

    Missing CL.

diff --git a/ChangeLog b/ChangeLog
index 62ba40b..935e84f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,18 @@
+2010-10-15  Jakub Jelinek  <jakub@redhat.com>
+
+	[BZ #3268]
+	* math/libm-test.inc (fma_test): Some new testcases.
+	* sysdeps/ieee754/ldbl-128/s_fmal.c: New file.
+	* sysdeps/ieee754/ldbl-96/s_fma.c (__fma): Fix fma with finite x and
+	y and infinite z.  Do multiplication by C already in long double.
+	* sysdeps/ieee754/ldbl-96/s_fmal.c: New file.
+	* sysdeps/ieee754/dbl-64/s_fma.c (__fma): Fix fma with finite x and
+	y and infinite z.  Do bitwise or of inexact bit into u.d.
+	* sysdeps/ieee754/ldbl-64-128/s_fmal.c: New file.
+	* sysdeps/i386/fpu/s_fmaf.S: Removed.
+	* sysdeps/i386/fpu/s_fma.S: Removed.
+	* sysdeps/i386/fpu/s_fmal.S: Removed.
+
 2010-10-14  Jakub Jelinek  <jakub@redhat.com>
 
 	[BZ #3268]

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                      |   36 ++++++++++++++++++++++++++++++++++++
 bits/mathdef.h                 |   16 +++++++++++++++-
 sysdeps/i386/bits/mathdef.h    |   16 +++++++++++++++-
 sysdeps/powerpc/bits/mathdef.h |    6 +++++-
 sysdeps/x86_64/bits/mathdef.h  |   16 +++++++++++++++-
 5 files changed, 86 insertions(+), 4 deletions(-)


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