Attachment 1348 Details for Bug 3268 – updated Ports patch for powerpc32 soft-fp FMA

[patch] updated Ports patch for powerpc32 soft-fp FMA

ports-fma-20060920.txt (text/plain), 4.44 KB, created by Steven Munroe on 2006-10-05 19:35:04 UTC

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Creator: Steven Munroe

Created: 2006-10-05 19:35:04 UTC

Size: 4.44 KB

patch

obsolete

>2006-09-20  Steven Munroe  <sjmunroe@us.ibm.com>
>
>	* sysdeps/powerpc/nofpu/Versions: Export __nedf2, __nesf2, __gtdf2,
>	__gtsf2, __ltdf2, __ltsf2 to avoid symbol conflicts with gcc-4.2
>	libgcc.
>
>	[BZ #3268]
>	* sysdeps/powerpc/nofpu/Versions: Export __fmasf4 and __fmadf4.
>	* sysdeps/powerpc/nofpu/s_fma.c: New file.
>	* sysdeps/powerpc/nofpu/s_fmaf.c: New file.
>	* sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/Implies: Add
>	powerpc/nofpu to override ldbl-opt.
>
>diff -urN libc24-ppc64-20060830/ports/sysdeps/powerpc/nofpu/Versions libc24/ports/sysdeps/powerpc/nofpu/Versions
>--- libc24-ppc64-20060830/ports/sysdeps/powerpc/nofpu/Versions	2006-09-15 16:43:22.000000000 -0500
>+++ libc24/ports/sysdeps/powerpc/nofpu/Versions	2006-09-28 11:19:10.000000000 -0500
>@@ -13,5 +13,9 @@
>     __floatundidf; __floatundisf;
>     __floatunsidf; __floatunsisf;
>     __unorddf2; __unordsf2;
>+    __nedf2; __nesf2;
>+    __gtdf2; __gtsf2;
>+    __ltdf2; __ltsf2;
>+    __fmasf4; __fmadf4;
>   }
> }
>diff -urN libc24-ppc64-20060830/ports/sysdeps/powerpc/nofpu/s_fma.c libc24/ports/sysdeps/powerpc/nofpu/s_fma.c
>--- libc24-ppc64-20060830/ports/sysdeps/powerpc/nofpu/s_fma.c	Wed Dec 31 18:00:00 1969
>+++ libc24/ports/sysdeps/powerpc/nofpu/s_fma.c	Fri Sep 22 17:27:37 2006
>@@ -0,0 +1,36 @@
>+/* soft-fp x * y + z as ternary operation.
>+   Copyright (C) 2006 Free Software Foundation, Inc.
>+   This file is part of the GNU C Library.
>+   Contributed by Steven Munroe <sjmunroe@us.ibm.com>, 2006.
>+
>+   The GNU C Library is free software; you can redistribute it and/or
>+   modify it under the terms of the GNU Lesser General Public
>+   License as published by the Free Software Foundation; either
>+   version 2.1 of the License, or (at your option) any later version.
>+
>+   The GNU C Library is distributed in the hope that it will be useful,
>+   but WITHOUT ANY WARRANTY; without even the implied warranty of
>+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
>+   Lesser General Public License for more details.
>+
>+   You should have received a copy of the GNU Lesser General Public
>+   License along with the GNU C Library; if not, write to the Free
>+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
>+   02111-1307 USA.  */
>+
>+#include <math.h>
>+
>+extern double __fmadf4 (double, double, double);
>+
>+/* Compute floating point multiply-add with higher (quad) precision.  */
>+double
>+__fma (double a, double b, double c)
>+{
>+    return __fmadf4 (a, b, c);
>+}
>+weak_alias (__fma, fma)
>+
>+#ifdef NO_LONG_DOUBLE
>+strong_alias (__fma, __fmal)
>+weak_alias (__fmal, fmal)
>+#endif
>diff -urN libc24-ppc64-20060830/ports/sysdeps/powerpc/nofpu/s_fmaf.c libc24/ports/sysdeps/powerpc/nofpu/s_fmaf.c
>--- libc24-ppc64-20060830/ports/sysdeps/powerpc/nofpu/s_fmaf.c	Wed Dec 31 18:00:00 1969
>+++ libc24/ports/sysdeps/powerpc/nofpu/s_fmaf.c	Tue Sep 26 15:44:26 2006
>@@ -0,0 +1,31 @@
>+/* soft-fp x * y + z as ternary operation.
>+   Copyright (C) 2006 Free Software Foundation, Inc.
>+   This file is part of the GNU C Library.
>+   Contributed by Steven Munroe <sjmunroe@us.ibm.com>, 2006.
>+
>+   The GNU C Library is free software; you can redistribute it and/or
>+   modify it under the terms of the GNU Lesser General Public
>+   License as published by the Free Software Foundation; either
>+   version 2.1 of the License, or (at your option) any later version.
>+
>+   The GNU C Library is distributed in the hope that it will be useful,
>+   but WITHOUT ANY WARRANTY; without even the implied warranty of
>+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
>+   Lesser General Public License for more details.
>+
>+   You should have received a copy of the GNU Lesser General Public
>+   License along with the GNU C Library; if not, write to the Free
>+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
>+   02111-1307 USA.  */
>+
>+#include <math.h>
>+
>+extern float __fmasf4 (float, float, float);
>+
>+/* Compute floating point multiply-add with higher (double) precision.  */
>+float
>+__fmaf (float a, float b, float c)
>+{
>+    return __fmasf4 (a, b, c);
>+}
>+weak_alias (__fmaf, fmaf)
>diff -urN libc24-ppc64-20060830/ports/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/Implies libc24/ports/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/Implies
>--- libc24-ppc64-20060830/ports/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/Implies	2006-09-15 16:43:22.000000000 -0500
>+++ libc24/ports/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/Implies	2006-10-05 14:22:25.201922128 -0500
>@@ -1 +1,2 @@
>+powerpc/nofpu
> powerpc/soft-fp

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