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authorDavid S. Miller <davem@davemloft.net>2012-03-15 00:11:17 -0700
committerDavid S. Miller <davem@davemloft.net>2012-03-15 00:14:55 -0700
commit559398ab746fd7dbbe09e847813a1b917b9ded14 (patch)
treeeb94365dc148695185aa9788d812c7211679cf2f /sysdeps/sparc/sparc64/fpu/multiarch/s_rint-vis3.S
parent5a1c1e32435486a52561d2801dece286b1c32984 (diff)
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Add more sparc VIS3 optimized math routines.
* sysdeps/sparc/sparc64/fpu/multiarch/s_ceil-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_ceil.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_ceilf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_ceilf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_finite-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_finite.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_finitef-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_finitef.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_floor-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_floor.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_floorf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_floorf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isinf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isinf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isinff-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isinff.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isnan-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isnan.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isnanf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_isnanf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_lrint-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_lrint.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_lrintf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_lrintf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_rint-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_rint.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_rintf-vis3.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/s_rintf.S: New file. * sysdeps/sparc/sparc64/fpu/multiarch/Makefile: Add new VIS3 routines. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_ceil-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_ceil.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_ceilf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_ceilf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fabs-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fabs.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fabsf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fabsf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_floor-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_floor.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_floorf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_floorf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_llrint-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_llrint.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_llrintf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_llrintf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_rint-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_rint.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_rintf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_rintf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/w_sqrt-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/w_sqrt.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/w_sqrtf-vis3.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/w_sqrtf.S: New file. * sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/Makefile: Add new VIS3 routines. * sysdeps/sparc/sparc32/sparcv9/fpu/unix/sysv/linux/multiarch/Implies: New file.
Diffstat (limited to 'sysdeps/sparc/sparc64/fpu/multiarch/s_rint-vis3.S')
-rw-r--r--sysdeps/sparc/sparc64/fpu/multiarch/s_rint-vis3.S50
1 files changed, 50 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc64/fpu/multiarch/s_rint-vis3.S b/sysdeps/sparc/sparc64/fpu/multiarch/s_rint-vis3.S
new file mode 100644
index 0000000000..d4fcd19d9b
--- /dev/null
+++ b/sysdeps/sparc/sparc64/fpu/multiarch/s_rint-vis3.S
@@ -0,0 +1,50 @@
+/* Round float to int floating-point values, 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>
+
+ /* VIS instructions are used to facilitate the formation of
+ easier constants, and the propagation of the sign bit. */
+
+#define TWO_FIFTYTWO 0x43300000 /* 2**52 */
+
+#define ZERO %f10 /* 0.0 */
+#define SIGN_BIT %f12 /* -0.0 */
+
+ENTRY (__rint_vis3)
+ sethi %hi(TWO_FIFTYTWO), %o2
+ sllx %o2, 32, %o2
+ fzero ZERO
+
+ fnegd ZERO, SIGN_BIT
+ movxtod %o2, %f16
+ fabsd %f0, %f14
+
+ fcmpd %fcc3, %f14, %f16
+
+ fmovduge %fcc3, ZERO, %f16
+ fand %f0, SIGN_BIT, SIGN_BIT
+
+ for %f16, SIGN_BIT, %f16
+ faddd %f0, %f16, %f6
+ fsubd %f6, %f16, %f0
+ fabsd %f0, %f0
+ retl
+ for %f0, SIGN_BIT, %f0
+END (__rint_vis3)