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

diff --git a/ChangeLog b/ChangeLog
index f90f303..e162666 100644 (file)
--- 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 (file)
--- 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 (file)
--- 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 (file)
--- 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 (file)
--- 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 */