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authorDavid S. Miller <davem@davemloft.net>2012-03-15 23:09:16 -0700
committerDavid S. Miller <davem@davemloft.net>2012-03-15 23:09:16 -0700
commite6a62e18fd9d429950e25db97ac216fa570bfa30 (patch)
treefc9cb7df1e12d2fe12e7045673fe5ac779f26496 /sysdeps/sparc/sparc64/fpu
parentc4a7b16eb80d59539d2d2cc1f9445e877b55cd2b (diff)
downloadglibc-e6a62e18fd9d429950e25db97ac216fa570bfa30.tar.gz
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Add sparc vis3 optimized fma/fmaf.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma-vis3.S: New file.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma.c: New file.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf-vis3.S: New file.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf.c: New file.
	* sysdeps/sparc/sparc64/fpu/multiarch/s_fma-vis3.S: New file.
	* sysdeps/sparc/sparc64/fpu/multiarch/s_fma.c: New file.
	* sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf-vis3.S: New file.
	* sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf.c: New file.
	* sysdeps/sparc/sparc64/fpu/multiarch/Makefile: Add fma/fmaf
	sysdep routines.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile: Likewise.
Diffstat (limited to 'sysdeps/sparc/sparc64/fpu')
-rw-r--r--sysdeps/sparc/sparc64/fpu/multiarch/Makefile3
-rw-r--r--sysdeps/sparc/sparc64/fpu/multiarch/s_fma-vis3.S25
-rw-r--r--sysdeps/sparc/sparc64/fpu/multiarch/s_fma.c14
-rw-r--r--sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf-vis3.S25
-rw-r--r--sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf.c14
5 files changed, 80 insertions, 1 deletions
diff --git a/sysdeps/sparc/sparc64/fpu/multiarch/Makefile b/sysdeps/sparc/sparc64/fpu/multiarch/Makefile
index 0aa40464e0..83458484a7 100644
--- a/sysdeps/sparc/sparc64/fpu/multiarch/Makefile
+++ b/sysdeps/sparc/sparc64/fpu/multiarch/Makefile
@@ -6,7 +6,8 @@ libm-sysdep_routines += m_signbitf-vis3 m_signbit-vis3 s_ceilf-vis3 \
 			m_isinf-vis3 m_isnanf-vis3 m_isnan-vis3 \
 			s_lrintf-vis3 s_lrint-vis3 s_rintf-vis3 \
 			s_rint-vis3 s_fminf-vis3 s_fmin-vis3 \
-			s_fmaxf-vis3 s_fmax-vis3
+			s_fmaxf-vis3 s_fmax-vis3 s_fmaf-vis3 \
+			s_fma-vis3
 sysdep_routines += s_signbitf-vis3 s_signbit-vis3 s_finitef-vis3 \
 		   s_finite-vis3 s_isinff-vis3 s_isinf-vis3 \
 		   s_isnanf-vis3 s_isnan-vis3
diff --git a/sysdeps/sparc/sparc64/fpu/multiarch/s_fma-vis3.S b/sysdeps/sparc/sparc64/fpu/multiarch/s_fma-vis3.S
new file mode 100644
index 0000000000..8b57eb234f
--- /dev/null
+++ b/sysdeps/sparc/sparc64/fpu/multiarch/s_fma-vis3.S
@@ -0,0 +1,25 @@
+/* fma function, sparc64 vis3 version.
+   Copyright (C) 2012 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>, 2012.
+
+   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 (__fma_vis3)
+	retl
+	 fmaddd	%f0, %f2, %f4, %f0
+END (__fma_vis3)
diff --git a/sysdeps/sparc/sparc64/fpu/multiarch/s_fma.c b/sysdeps/sparc/sparc64/fpu/multiarch/s_fma.c
new file mode 100644
index 0000000000..3f2f1622c8
--- /dev/null
+++ b/sysdeps/sparc/sparc64/fpu/multiarch/s_fma.c
@@ -0,0 +1,14 @@
+#ifdef HAVE_AS_VIS3_SUPPORT
+# include <sparc-ifunc.h>
+# include <math.h>
+
+extern double __fma_vis3 (double, double, double);
+extern double __fma_generic (double, double, double);
+
+sparc_libm_ifunc(__fma, hwcap & HWCAP_SPARC_FMAF ? __fma_vis3 : __fma_generic);
+weak_alias (__fma, fma)
+
+# define __fma __fma_generic
+#endif
+
+#include <sysdeps/ieee754/dbl-64/s_fma.c>
diff --git a/sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf-vis3.S b/sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf-vis3.S
new file mode 100644
index 0000000000..e431e7170b
--- /dev/null
+++ b/sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf-vis3.S
@@ -0,0 +1,25 @@
+/* fmaf function, sparc64 vis3 version.
+   Copyright (C) 2012 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David S. Miller <davem@davemloft.net>, 2012.
+
+   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 (__fmaf_vis3)
+	retl
+	 fmadds	%f1, %f3, %f5, %f0
+END (__fmaf_vis3)
diff --git a/sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf.c b/sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf.c
new file mode 100644
index 0000000000..7a273a3b13
--- /dev/null
+++ b/sysdeps/sparc/sparc64/fpu/multiarch/s_fmaf.c
@@ -0,0 +1,14 @@
+#ifdef HAVE_AS_VIS3_SUPPORT
+# include <sparc-ifunc.h>
+# include <math.h>
+
+extern float __fmaf_vis3 (float, float, float);
+extern float __fmaf_generic (float, float, float);
+
+sparc_libm_ifunc(__fmaf, hwcap & HWCAP_SPARC_FMAF ? __fmaf_vis3 : __fmaf_generic);
+weak_alias (__fmaf, fmaf)
+
+# define __fmaf __fmaf_generic
+#endif
+
+#include <sysdeps/ieee754/dbl-64/s_fmaf.c>