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GNU C Library master sources branch master updated. glibc-2.17-118-g65a82e3

From: davem at sourceware dot org
To: glibc-cvs at sourceware dot org
Date: 15 Jan 2013 02:23:32 -0000
Subject: GNU C Library master sources branch master updated. glibc-2.17-118-g65a82e3
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The branch, master has been updated
       via  65a82e3dd538aabcdbeacf87fcee32f4e355e5b6 (commit)
      from  93f5c4e2e552e96511e59139dd7b7bc9f630133d (commit)

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http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=65a82e3dd538aabcdbeacf87fcee32f4e355e5b6

commit 65a82e3dd538aabcdbeacf87fcee32f4e355e5b6
Author: David S. Miller <davem@davemloft.net>
Date:   Mon Jan 14 18:15:49 2013 -0800

    Optimize fdim/fdimf on sparc.
    
    	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile: Add vis3
    	fdim/fdimf to libm-sysdep_routines.
    	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S: New
    	file.
    	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S: New file.
    	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S: New
    	file.
    	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S: New file.
    	* sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S: New file.
    	* sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S: New file.
    	* sysdeps/sparc/sparc32/fpu/s_fdim.S: New file.
    	* sysdeps/sparc/sparc32/fpu/s_fdimf.S: New file.
    	* sysdeps/sparc/sparc64/fpu/s_fdim.S: New file.
    	* sysdeps/sparc/sparc64/fpu/s_fdimf.S: New file.

diff --git a/ChangeLog b/ChangeLog
index 94f56c3..9fa68b8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,20 @@
+2013-01-14  David S. Miller  <davem@davemloft.net>
+
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile: Add vis3
+	fdim/fdimf to libm-sysdep_routines.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S: New
+	file.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S: New file.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S: New
+	file.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S: New file.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S: New file.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S: New file.
+	* sysdeps/sparc/sparc32/fpu/s_fdim.S: New file.
+	* sysdeps/sparc/sparc32/fpu/s_fdimf.S: New file.
+	* sysdeps/sparc/sparc64/fpu/s_fdim.S: New file.
+	* sysdeps/sparc/sparc64/fpu/s_fdimf.S: New file.
+
 2013-01-14  Siddhesh Poyarekar  <siddhesh@redhat.com>
 
 	* sysdeps/ieee754/dbl-64/mpa.c (__mul): Add a local variable
diff --git a/sysdeps/sparc/sparc32/fpu/s_fdim.S b/sysdeps/sparc/sparc32/fpu/s_fdim.S
new file mode 100644
index 0000000..2f0c5ce
--- /dev/null
+++ b/sysdeps/sparc/sparc32/fpu/s_fdim.S
@@ -0,0 +1,41 @@
+/* Compute positive difference, sparc 32-bit.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+ENTRY(__fdim)
+	std	%o0, [%sp + 72]
+	std	%o2, [%sp + 80]
+	ldd	[%sp + 72], %f0
+	ldd	[%sp + 80], %f2
+	fcmpd	%f0, %f2
+	st	%g0, [%sp + 72]
+	fbug	1f
+	 st	%g0, [%sp + 76]
+	ldd	[%sp + 72], %f0
+	fnegd	%f0, %f2
+1:	retl
+	 fsubd	%f0, %f2, %f0
+END(__fdim)
+weak_alias (__fdim, fdim)
+
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
+compat_symbol (libm, __fdim, fdiml, GLIBC_2_1);
+#endif
diff --git a/sysdeps/sparc/sparc32/fpu/s_fdimf.S b/sysdeps/sparc/sparc32/fpu/s_fdimf.S
new file mode 100644
index 0000000..570fdc3
--- /dev/null
+++ b/sysdeps/sparc/sparc32/fpu/s_fdimf.S
@@ -0,0 +1,35 @@
+/* Compute positive difference, sparc 32-bit.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+ENTRY(__fdimf)
+	st	%o0, [%sp + 72]
+	st	%o1, [%sp + 76]
+	ld	[%sp + 72], %f0
+	ld	[%sp + 76], %f1
+	fcmps	%f0, %f1
+	fbug	1f
+	 st	%g0, [%sp + 72]
+	ld	[%sp + 72], %f0
+	fnegs	%f0, %f1
+1:	retl
+	 fsubs	%f0, %f1, %f0
+END(__fdimf)
+weak_alias (__fdimf, fdimf)
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile
index ee9f6ff..6349681 100644
--- a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile
@@ -5,7 +5,7 @@ libm-sysdep_routines += m_copysignf-vis3 m_copysign-vis3 s_ceilf-vis3 \
 			s_floorf-vis3 s_llrintf-vis3 s_llrint-vis3 \
 			s_rintf-vis3 s_rint-vis3 w_sqrt-vis3 w_sqrtf-vis3 \
 			s_fminf-vis3 s_fmin-vis3 s_fmaxf-vis3 s_fmax-vis3 \
-			s_fmaf-vis3 s_fma-vis3
+			s_fmaf-vis3 s_fma-vis3 s_fdimf-vis3 s_fdim-vis3
 sysdep_routines += s_copysignf-vis3 s_copysign-vis3
 endif
 endif
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S
new file mode 100644
index 0000000..5e011a1
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S
@@ -0,0 +1,34 @@
+/* Compute positive difference, sparc 32-bit+v9+vis3.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+ENTRY(__fdim_vis3)
+	movwtos	%o0, %f0
+	movwtos	%o1, %f1
+	movwtos	%o2, %f2
+	movwtos	%o3, %f3
+	fcmpd	%f0, %f2
+	fbug	1f
+	 nop
+	fzero	%f0
+	fnegd	%f0, %f2
+1:	retl
+	 fsubd	%f0, %f2, %f0
+END(__fdim_vis3)
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S
new file mode 100644
index 0000000..4b13408
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S
@@ -0,0 +1,19 @@
+#include <sparc-ifunc.h>
+#include <math_ldbl_opt.h>
+
+SPARC_ASM_VIS3_IFUNC(fdim)
+
+weak_alias (__fdim, fdim)
+
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
+compat_symbol (libm, __fdim, fdiml, GLIBC_2_1);
+#endif
+
+# undef weak_alias
+# define weak_alias(a, b)
+# undef compat_symbol
+# define compat_symbol(a, b, c, d)
+
+#define __fdim __fdim_generic
+
+#include "../s_fdim.S"
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S
new file mode 100644
index 0000000..c6d5712
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S
@@ -0,0 +1,32 @@
+/* Compute positive difference, sparc 32-bit+v9+vis3.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+ENTRY(__fdimf_vis3)
+	movwtos	%o0, %f0
+	movwtos	%o1, %f1
+	fcmps	%f0, %f1
+	fbug	1f
+	 nop
+	fzeros	%f0
+	fnegs	%f0, %f1
+1:	retl
+	 fsubs	%f0, %f1, %f0
+END(__fdimf_vis3)
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S
new file mode 100644
index 0000000..30381d6
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S
@@ -0,0 +1,12 @@
+#include <sparc-ifunc.h>
+
+SPARC_ASM_VIS3_IFUNC(fdimf)
+
+weak_alias (__fdimf, fdimf)
+
+# undef weak_alias
+# define weak_alias(a, b)
+
+#define __fdimf __fdimf_generic
+
+#include "../s_fdimf.S"
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S b/sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S
new file mode 100644
index 0000000..6f26ab7
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S
@@ -0,0 +1,40 @@
+/* Compute positive difference, sparc 32-bit+v9.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+ENTRY(__fdim)
+	std	%o0, [%sp + 72]
+	std	%o2, [%sp + 80]
+	ldd	[%sp + 72], %f0
+	ldd	[%sp + 80], %f2
+	fcmpd	%f0, %f2
+	fbug	1f
+	 nop
+	fzero	%f0
+	fnegd	%f0, %f2
+1:	retl
+	 fsubd	%f0, %f2, %f0
+END(__fdim)
+weak_alias (__fdim, fdim)
+
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
+compat_symbol (libm, __fdim, fdiml, GLIBC_2_1);
+#endif
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S b/sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S
new file mode 100644
index 0000000..fc55867
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S
@@ -0,0 +1,35 @@
+/* Compute positive difference, sparc 32-bit+v9.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+ENTRY(__fdimf)
+	st	%o0, [%sp + 72]
+	st	%o1, [%sp + 76]
+	ld	[%sp + 72], %f0
+	ld	[%sp + 76], %f1
+	fcmps	%f0, %f1
+	fbug	1f
+	 nop
+	fzeros	%f0
+	fnegs	%f0, %f1
+1:	retl
+	 fsubs	%f0, %f1, %f0
+END(__fdimf)
+weak_alias (__fdimf, fdimf)
diff --git a/sysdeps/sparc/sparc64/fpu/s_fdim.S b/sysdeps/sparc/sparc64/fpu/s_fdim.S
new file mode 100644
index 0000000..a1c53df
--- /dev/null
+++ b/sysdeps/sparc/sparc64/fpu/s_fdim.S
@@ -0,0 +1,32 @@
+/* Compute positive difference, sparc 64-bit.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+#include <math_ldbl_opt.h>
+
+ENTRY(__fdim)
+	fcmpd	%f0, %f2
+	fbug	1f
+	 nop
+	fzero	%f0
+	fnegd	%f0, %f2
+1:	retl
+	 fsubd	%f0, %f2, %f0
+END(__fdim)
+weak_alias (__fdim, fdim)
diff --git a/sysdeps/sparc/sparc64/fpu/s_fdimf.S b/sysdeps/sparc/sparc64/fpu/s_fdimf.S
new file mode 100644
index 0000000..61782a5
--- /dev/null
+++ b/sysdeps/sparc/sparc64/fpu/s_fdimf.S
@@ -0,0 +1,31 @@
+/* Compute positive difference, sparc 64-bit.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>.
+
+   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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sysdep.h>
+
+ENTRY(__fdimf)
+	fcmps	%f1, %f3
+	fbug	1f
+	 nop
+	fzeros	%f1
+	fnegs	%f1, %f3
+1:	retl
+	 fsubs	%f1, %f3, %f0
+END(__fdimf)
+weak_alias (__fdimf, fdimf)

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

Summary of changes:
 ChangeLog                                          |   17 ++++++++
 sysdeps/sparc/sparc32/fpu/s_fdim.S                 |   41 ++++++++++++++++++++
 sysdeps/sparc/sparc32/fpu/s_fdimf.S                |   35 +++++++++++++++++
 .../sparc/sparc32/sparcv9/fpu/multiarch/Makefile   |    2 +-
 .../sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S    |   34 ++++++++++++++++
 .../sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S   |   19 +++++++++
 .../sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S   |   32 +++++++++++++++
 .../sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S  |   12 ++++++
 sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S         |   40 +++++++++++++++++++
 sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S        |   35 +++++++++++++++++
 sysdeps/sparc/sparc64/fpu/s_fdim.S                 |   32 +++++++++++++++
 sysdeps/sparc/sparc64/fpu/s_fdimf.S                |   31 +++++++++++++++
 12 files changed, 329 insertions(+), 1 deletions(-)
 create mode 100644 sysdeps/sparc/sparc32/fpu/s_fdim.S
 create mode 100644 sysdeps/sparc/sparc32/fpu/s_fdimf.S
 create mode 100644 sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S
 create mode 100644 sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S
 create mode 100644 sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S
 create mode 100644 sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S
 create mode 100644 sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S
 create mode 100644 sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S
 create mode 100644 sysdeps/sparc/sparc64/fpu/s_fdim.S
 create mode 100644 sysdeps/sparc/sparc64/fpu/s_fdimf.S


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