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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/sparc32/sparcv9
parentc4a7b16eb80d59539d2d2cc1f9445e877b55cd2b (diff)
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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/sparc32/sparcv9')
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile3
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma-vis3.S31
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma.c14
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf-vis3.S28
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf.c14
5 files changed, 89 insertions, 1 deletions
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile
index af62259..ee9f6ff 100644
--- a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile
@@ -4,7 +4,8 @@ libm-sysdep_routines += m_copysignf-vis3 m_copysign-vis3 s_ceilf-vis3 \
s_ceil-vis3 s_fabs-vis3 s_fabsf-vis3 s_floor-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_fminf-vis3 s_fmin-vis3 s_fmaxf-vis3 s_fmax-vis3 \
+ s_fmaf-vis3 s_fma-vis3
sysdep_routines += s_copysignf-vis3 s_copysign-vis3
endif
endif
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma-vis3.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma-vis3.S
new file mode 100644
index 0000000..ee27900
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma-vis3.S
@@ -0,0 +1,31 @@
+/* fma function, sparc32 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)
+ movwtos %o0, %f0
+ movwtos %o1, %f1
+ movwtos %o2, %f2
+ movwtos %o3, %f3
+ movwtos %o4, %f4
+ movwtos %o5, %f5
+ retl
+ fmaddd %f0, %f2, %f4, %f0
+END (__fma_vis3)
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma.c b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma.c
new file mode 100644
index 0000000..3f2f162
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/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/sparc32/sparcv9/fpu/multiarch/s_fmaf-vis3.S b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf-vis3.S
new file mode 100644
index 0000000..1a934f6
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf-vis3.S
@@ -0,0 +1,28 @@
+/* fmaf function, sparc32 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)
+ movwtos %o0, %f1
+ movwtos %o1, %f3
+ movwtos %o2, %f5
+ retl
+ fmadds %f1, %f3, %f5, %f0
+END (__fmaf_vis3)
diff --git a/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf.c b/sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fmaf.c
new file mode 100644
index 0000000..7a273a3
--- /dev/null
+++ b/sysdeps/sparc/sparc32/sparcv9/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>