From 64aabd4b80b5a769f2308d5a6dd9393fd2943d0c Mon Sep 17 00:00:00 2001 From: Siddhesh Poyarekar Date: Wed, 3 Apr 2013 13:38:39 +0530 Subject: [PATCH] Add benchmark inputs for atan Add separate inputs for slow and fast paths of atan --- ChangeLog | 5 +++++ benchtests/Makefile | 15 ++++++++++++++- benchtests/atan-inputs | 3 +++ benchtests/slowatan-inputs | 3 +++ benchtests/slowatan.c | 19 +++++++++++++++++++ 5 files changed, 44 insertions(+), 1 deletion(-) create mode 100644 benchtests/atan-inputs create mode 100644 benchtests/slowatan-inputs create mode 100644 benchtests/slowatan.c diff --git a/ChangeLog b/ChangeLog index 492b4396d7..6de6999aef 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,10 @@ 2013-04-03 Siddhesh Poyarekar + * benchtests/Makefile (bench): Add atan and slowatan. + * benchtests/atan-inputs: New file. + * benchtests/slowatan-inputs: New file. + * benchtests/slowatan.c: New file. + * sysdeps/ieee754/dbl-64/mpa.h (TWO): Remove definition. * sysdeps/ieee754/dbl-64/mpatan.c (__mpatan): Replace TWO with its value. diff --git a/benchtests/Makefile b/benchtests/Makefile index 751694aee5..a6a92995a8 100644 --- a/benchtests/Makefile +++ b/benchtests/Makefile @@ -45,7 +45,7 @@ # See pow-inputs for an example. subdir := benchtests -bench := exp pow rint sin slowexp slowpow slowsin +bench := exp pow rint sin atan slowexp slowpow slowsin slowatan # exp function fast path exp-ITER = 5e8 @@ -77,6 +77,12 @@ sin-ARGLIST = double sin-RET = double LDFLAGS-bench-sin = -lm +# atan function fast path +atan-ITER = 6e9 +atan-ARGLIST = double +atan-RET = double +LDFLAGS-bench-atan = -lm + # pow function slowest path slowpow-ITER = 1e5 slowpow-ARGLIST = double:double @@ -91,5 +97,12 @@ slowsin-RET = double slowsin-INCLUDE = slowsin.c LDFLAGS-bench-slowsin = -lm +# atan function slowest path +slowatan-ITER = 3e8 +slowatan-ARGLIST = double +slowatan-RET = double +slowatan-INCLUDE = slowatan.c +LDFLAGS-bench-slowatan = -lm + include ../Makeconfig include ../Rules diff --git a/benchtests/atan-inputs b/benchtests/atan-inputs new file mode 100644 index 0000000000..c685db3b97 --- /dev/null +++ b/benchtests/atan-inputs @@ -0,0 +1,3 @@ +0x1.000000c5cba86p0 +0x1.000001883003ap0 +0x1.00000dfb2b674p0 diff --git a/benchtests/slowatan-inputs b/benchtests/slowatan-inputs new file mode 100644 index 0000000000..e557a3cb26 --- /dev/null +++ b/benchtests/slowatan-inputs @@ -0,0 +1,3 @@ +0x1.000000c5cba87p0 +0x1.000001883003bp0 +0x1.00000dfb2b675p0 diff --git a/benchtests/slowatan.c b/benchtests/slowatan.c new file mode 100644 index 0000000000..9a11d30bd4 --- /dev/null +++ b/benchtests/slowatan.c @@ -0,0 +1,19 @@ +/* Define slowatan. + Copyright (C) 2013 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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 + . */ + +#define slowatan atan -- 2.11.4.GIT