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authorDavid S. Miller <davem@davemloft.net>2013-01-14 18:15:49 -0800
committerDavid S. Miller <davem@davemloft.net>2013-01-14 18:21:59 -0800
commit65a82e3dd538aabcdbeacf87fcee32f4e355e5b6 (patch)
tree95012e8718dad371e2ba60aed9d5dfaf764f00df /sysdeps/sparc
parent93f5c4e2e552e96511e59139dd7b7bc9f630133d (diff)
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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.
Diffstat (limited to 'sysdeps/sparc')
-rw-r--r--sysdeps/sparc/sparc32/fpu/s_fdim.S41
-rw-r--r--sysdeps/sparc/sparc32/fpu/s_fdimf.S35
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile2
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim-vis3.S34
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdim.S19
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf-vis3.S32
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fdimf.S12
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/s_fdim.S40
-rw-r--r--sysdeps/sparc/sparc32/sparcv9/fpu/s_fdimf.S35
-rw-r--r--sysdeps/sparc/sparc64/fpu/s_fdim.S32
-rw-r--r--sysdeps/sparc/sparc64/fpu/s_fdimf.S31
11 files changed, 312 insertions, 1 deletions
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)