diff --git a/Makeconfig b/Makeconfig
index 24a3b82..4672008 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -476,7 +476,7 @@ link-libc = $(link-libc-rpath-link) $(link-libc-before-gnulib) $(gnulib)
link-libc-tests = $(link-libc-tests-rpath-link) \
$(link-libc-before-gnulib) $(gnulib-tests)
# This is how to find at build-time things that will be installed there.
-rpath-dirs = math elf dlfcn nss nis rt resolv crypt
+rpath-dirs = math elf dlfcn nss nis rt resolv crypt mathvec
rpath-link = \
$(common-objdir):$(subst $(empty) ,:,$(patsubst ../$(subdir),.,$(rpath-dirs:%=$(common-objpfx)%)))
else
@@ -1018,7 +1018,7 @@ all-subdirs = csu assert ctype locale intl catgets math setjmp signal \
stdlib stdio-common libio malloc string wcsmbs time dirent \
grp pwd posix io termios resource misc socket sysvipc gmon \
gnulib iconv iconvdata wctype manual shadow gshadow po argp \
- crypt localedata timezone rt conform debug \
+ crypt localedata timezone rt conform debug mathvec \
$(add-on-subdirs) dlfcn elf
ifndef avoid-generated
diff --git a/bits/math-vector.h b/bits/math-vector.h
new file mode 100644
index 0000000..c8fe5cb
--- /dev/null
+++ b/bits/math-vector.h
@@ -0,0 +1,22 @@
+/* Platform-specific SIMD declarations of math functions.
+ Copyright (C) 2014 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ . */
+
+#ifndef _MATH_H
+# error "Never include directly; \
+ include instead."
+#endif
diff --git a/configure b/configure
index 3c161be..dac0294 100755
--- a/configure
+++ b/configure
@@ -774,6 +774,7 @@ enable_systemtap
enable_build_nscd
enable_nscd
enable_pt_chown
+enable_mathvec
with_cpu
'
ac_precious_vars='build_alias
@@ -1437,6 +1438,8 @@ Optional Features:
--disable-build-nscd disable building and installing the nscd daemon
--disable-nscd library functions will not contact the nscd daemon
--enable-pt_chown Enable building and installing pt_chown
+ --enable-mathvec Enable building and installing mathvec [default
+ depends on architecture]
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
@@ -3730,6 +3733,14 @@ if test "$build_pt_chown" = yes; then
fi
+# Check whether --enable-mathvec was given.
+if test "${enable_mathvec+set}" = set; then :
+ enableval=$enable_mathvec; build_mathvec=$enableval
+else
+ build_mathvec=notset
+fi
+
+
# We keep the original values in `$config_*' and never modify them, so we
# can write them unchanged into config.make. Everything else uses
# $machine, $vendor, and $os, and changes them whenever convenient.
diff --git a/configure.ac b/configure.ac
index a982407..b8fd820 100644
--- a/configure.ac
+++ b/configure.ac
@@ -353,6 +353,12 @@ if test "$build_pt_chown" = yes; then
AC_DEFINE(HAVE_PT_CHOWN)
fi
+AC_ARG_ENABLE([mathvec],
+ [AS_HELP_STRING([--enable-mathvec],
+ [Enable building and installing mathvec @<:@default depends on architecture@:>@])],
+ [build_mathvec=$enableval],
+ [build_mathvec=notset])
+
# We keep the original values in `$config_*' and never modify them, so we
# can write them unchanged into config.make. Everything else uses
# $machine, $vendor, and $os, and changes them whenever convenient.
diff --git a/include/libm-simd-decl-stubs.h b/include/libm-simd-decl-stubs.h
new file mode 100644
index 0000000..0048717
--- /dev/null
+++ b/include/libm-simd-decl-stubs.h
@@ -0,0 +1,35 @@
+/* Empty definitions required for __MATHCALL_VEC unfolding in mathcalls.h.
+ Copyright (C) 2014 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
+ . */
+
+/* Needed definitions could be generated with:
+ for func in $(grep __MATHCALL_VEC math/bits/mathcalls.h |\
+ sed -r "s|__MATHCALL_VEC.?\(||; s|,.*||"); do
+ echo "#define __DECL_SIMD_${func}";
+ echo "#define __DECL_SIMD_${func}f";
+ echo "#define __DECL_SIMD_${func}l";
+ done
+ */
+
+#ifndef _LIBM_SIMD_DECL_STUBS_H
+#define _LIBM_SIMD_DECL_STUBS_H 1
+
+#define __DECL_SIMD_cos
+#define __DECL_SIMD_cosf
+#define __DECL_SIMD_cosl
+
+#endif
diff --git a/math/Makefile b/math/Makefile
index 866bc0f..dee39d1 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -26,7 +26,7 @@ headers := math.h bits/mathcalls.h bits/mathinline.h bits/huge_val.h \
bits/huge_valf.h bits/huge_vall.h bits/inf.h bits/nan.h \
fpu_control.h complex.h bits/cmathcalls.h fenv.h \
bits/fenv.h bits/fenvinline.h bits/mathdef.h tgmath.h \
- bits/math-finite.h
+ bits/math-finite.h bits/math-vector.h libm-simd-decl-stubs.h
# FPU support code.
aux := setfpucw fpu_control
@@ -85,6 +85,22 @@ generated += $(foreach s,.c .S l.c l.S f.c f.S,$(calls:s_%=m_%$s))
routines = $(calls) $(calls:=f) $(long-c-$(long-double-fcts))
long-c-yes = $(calls:=l)
+ifeq ($(build-mathvec),yes)
+# We need to install libm.so as linker script
+# for more comfortable use of vector math library.
+install-lib-ldscripts := libm.so
+install_subdir: $(inst_libdir)/libm.so
+$(inst_libdir)/libm.so: $(common-objpfx)format.lds \
+ $(libm) \
+ $(common-objpfx)mathvec/libmvec.so$(libmvec.so-version) \
+ $(+force)
+ (echo '/* GNU ld script'; echo '*/';\
+ cat $<; \
+ echo 'GROUP ( $(slibdir)/libm.so$(libm.so-version) ' \
+ 'AS_NEEDED ( $(slibdir)/libmvec.so$(libmvec.so-version) ) )' \
+ ) > $@
+endif
+
# Rules for the test suite.
tests = test-matherr test-fenv atest-exp atest-sincos atest-exp2 basic-test \
test-misc test-fpucw test-fpucw-ieee tst-definitions test-tgmath \
@@ -97,12 +113,13 @@ tests-static = test-fpucw-static test-fpucw-ieee-static
test-longdouble-yes = test-ldouble test-ildoubl
ifneq (no,$(PERL))
+libm-vec-tests = $(addprefix test-,$(libmvec-tests))
libm-tests = test-float test-double $(test-longdouble-$(long-double-fcts)) \
- test-ifloat test-idouble
+ test-ifloat test-idouble $(libm-vec-tests)
libm-tests.o = $(addsuffix .o,$(libm-tests))
tests += $(libm-tests)
-libm-tests-generated = libm-test-ulps.h libm-test.c
+libm-tests-generated = libm-test-ulps.h libm-have-vector-test.h libm-test.c
generated += $(libm-tests-generated) libm-test.stmp
# This is needed for dependencies
@@ -113,9 +130,10 @@ ulps-file = $(firstword $(wildcard $(sysdirs:%=%/libm-test-ulps)))
$(addprefix $(objpfx), $(libm-tests-generated)): $(objpfx)libm-test.stmp
$(objpfx)libm-test.stmp: $(ulps-file) libm-test.inc gen-libm-test.pl \
- auto-libm-test-out
+ gen-libm-have-vector-test.sh auto-libm-test-out
$(make-target-directory)
$(PERL) gen-libm-test.pl -u $< -o "$(objpfx)"
+ $(BASH) gen-libm-have-vector-test.sh > $(objpfx)libm-have-vector-test.h
@echo > $@
$(objpfx)test-float.o: $(objpfx)libm-test.stmp
@@ -124,8 +142,22 @@ $(objpfx)test-double.o: $(objpfx)libm-test.stmp
$(objpfx)test-idouble.o: $(objpfx)libm-test.stmp
$(objpfx)test-ldouble.o: $(objpfx)libm-test.stmp
$(objpfx)test-ildoubl.o: $(objpfx)libm-test.stmp
+
+$(objpfx)test-double-vlen4.o: $(objpfx)libm-test.stmp
+$(objpfx)test-float-vlen8.o: $(objpfx)libm-test.stmp
+
+$(objpfx)test-double-vlen4: $(common-objpfx)mathvec/libmvec.so \
+ $(objpfx)init-arch.o
+$(objpfx)test-float-vlen8: $(common-objpfx)mathvec/libmvec.so \
+ $(objpfx)init-arch.o
endif
+CFLAGS-test-double-vlen4.c = -fno-inline -ffloat-store -fno-builtin -frounding-math \
+ -D__FAST_MATH__ -DTEST_FAST_MATH -D_OPENMP=201307 \
+ -Wno-unknown-pragmas $(arch-ext-cflags)
+CFLAGS-test-float-vlen8.c = -fno-inline -ffloat-store -fno-builtin -frounding-math \
+ -D__FAST_MATH__ -DTEST_FAST_MATH -D_OPENMP=201307 \
+ -Wno-unknown-pragmas $(arch-ext-cflags)
CFLAGS-test-float.c = -fno-inline -ffloat-store -fno-builtin -frounding-math
CFLAGS-test-double.c = -fno-inline -ffloat-store -fno-builtin -frounding-math
CFLAGS-test-ldouble.c = -fno-inline -ffloat-store -fno-builtin -frounding-math
diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h
index 8a94a7e..82928a1 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -60,7 +60,7 @@ __MATHCALL (atan,, (_Mdouble_ __x));
__MATHCALL (atan2,, (_Mdouble_ __y, _Mdouble_ __x));
/* Cosine of X. */
-__MATHCALL (cos,, (_Mdouble_ __x));
+__MATHCALL_VEC (cos,, (_Mdouble_ __x));
/* Sine of X. */
__MATHCALL (sin,, (_Mdouble_ __x));
/* Tangent of X. */
diff --git a/math/gen-libm-have-vector-test.sh b/math/gen-libm-have-vector-test.sh
new file mode 100755
index 0000000..95c7bef
--- /dev/null
+++ b/math/gen-libm-have-vector-test.sh
@@ -0,0 +1,48 @@
+#!/bin/sh
+# Copyright (C) 1999-2014 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
+# .
+
+# Generate series of definitions used for vector math functions tests.
+print_defs()
+{
+ echo "#if defined TEST_VECTOR_$1 && TEST_VECTOR_$1"
+ echo "# define HAVE_VECTOR_$1 1"
+ echo "# define VEC_PREFIX_$1 WRAPPER_NAME($1)"
+ echo "#else"
+ echo "# define HAVE_VECTOR_$1 0"
+ echo "# define VEC_PREFIX_$1 $1"
+ echo "#endif"
+ echo
+}
+
+for func in $(grep ALL_RM_TEST libm-test.inc | grep -v define | sed -r "s/.*\(//; s/,.*//"); do
+ print_defs ${func}
+ print_defs ${func}f
+ print_defs ${func}l
+done
+
+print_defs jn
+print_defs jnf
+print_defs jnl
+
+print_defs cexp
+print_defs cexpf
+print_defs cexpl
+
+print_defs tgamma
+print_defs tgammaf
+print_defs tgammal
diff --git a/math/libm-test.inc b/math/libm-test.inc
index f86a4fa..79bcfca 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -678,13 +678,17 @@ test_exceptions (const char *test_name, int exception)
feclearexcept (FE_ALL_EXCEPT);
}
+#ifndef TEST_MATHVEC
+# define TEST_MATHVEC 0
+#endif
+
/* Test whether errno for TEST_NAME, set to ERRNO_VALUE, has value
EXPECTED_VALUE (description EXPECTED_NAME). */
static void
test_single_errno (const char *test_name, int errno_value,
int expected_value, const char *expected_name)
{
-#ifndef TEST_INLINE
+#if !defined TEST_INLINE && !TEST_MATHVEC
if (errno_value == expected_value)
{
if (print_screen (1))
@@ -1295,16 +1299,17 @@ struct test_fFF_11_data
/* Run an individual test, including any required setup and checking
of results, or loop over all tests in an array. */
-#define RUN_TEST_f_f(ARG_STR, FUNC_NAME, ARG, EXPECTED, \
- EXCEPTIONS) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- check_float (test_name, FUNC (FUNC_NAME) (ARG), EXPECTED, \
- EXCEPTIONS); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_f_f(ARG_STR, FUNC_NAME, ARG, EXPECTED, \
+ EXCEPTIONS) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ check_float (test_name, FUNC_TEST (FUNC_NAME) (ARG), \
+ EXPECTED, \
+ EXCEPTIONS); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_f_f(FUNC_NAME, ARRAY, ROUNDING_MODE) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1313,16 +1318,16 @@ struct test_fFF_11_data
(ARRAY)[i].RM_##ROUNDING_MODE.expected, \
(ARRAY)[i].RM_##ROUNDING_MODE.exceptions); \
ROUND_RESTORE_ ## ROUNDING_MODE
-#define RUN_TEST_2_f(ARG_STR, FUNC_NAME, ARG1, ARG2, EXPECTED, \
- EXCEPTIONS) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- check_float (test_name, FUNC (FUNC_NAME) (ARG1, ARG2), \
- EXPECTED, EXCEPTIONS); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_2_f(ARG_STR, FUNC_NAME, ARG1, ARG2, EXPECTED, \
+ EXCEPTIONS) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ check_float (test_name, FUNC_TEST (FUNC_NAME) (ARG1, ARG2), \
+ EXPECTED, EXCEPTIONS); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_2_f(FUNC_NAME, ARRAY, ROUNDING_MODE) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1340,16 +1345,16 @@ struct test_fFF_11_data
#define RUN_TEST_LOOP_fl_f RUN_TEST_LOOP_2_f
#define RUN_TEST_if_f RUN_TEST_2_f
#define RUN_TEST_LOOP_if_f RUN_TEST_LOOP_2_f
-#define RUN_TEST_fff_f(ARG_STR, FUNC_NAME, ARG1, ARG2, ARG3, \
- EXPECTED, EXCEPTIONS) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- check_float (test_name, FUNC (FUNC_NAME) (ARG1, ARG2, ARG3), \
- EXPECTED, EXCEPTIONS); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_fff_f(ARG_STR, FUNC_NAME, ARG1, ARG2, ARG3, \
+ EXPECTED, EXCEPTIONS) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ check_float (test_name, FUNC_TEST (FUNC_NAME) (ARG1, ARG2, ARG3), \
+ EXPECTED, EXCEPTIONS); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_fff_f(FUNC_NAME, ARRAY, ROUNDING_MODE) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1359,17 +1364,17 @@ struct test_fFF_11_data
(ARRAY)[i].RM_##ROUNDING_MODE.expected, \
(ARRAY)[i].RM_##ROUNDING_MODE.exceptions); \
ROUND_RESTORE_ ## ROUNDING_MODE
-#define RUN_TEST_c_f(ARG_STR, FUNC_NAME, ARG1, ARG2, EXPECTED, \
- EXCEPTIONS) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- check_float (test_name, \
- FUNC (FUNC_NAME) (BUILD_COMPLEX (ARG1, ARG2)), \
- EXPECTED, EXCEPTIONS); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_c_f(ARG_STR, FUNC_NAME, ARG1, ARG2, EXPECTED, \
+ EXCEPTIONS) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ check_float (test_name, \
+ FUNC_TEST (FUNC_NAME) (BUILD_COMPLEX (ARG1, ARG2)), \
+ EXPECTED, EXCEPTIONS); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_c_f(FUNC_NAME, ARRAY, ROUNDING_MODE) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1387,7 +1392,7 @@ struct test_fFF_11_data
{ \
COMMON_TEST_SETUP (ARG_STR); \
(EXTRA_VAR) = (EXTRA_EXPECTED) == 0 ? 1 : 0; \
- check_float (test_name, FUNC (FUNC_NAME) (ARG), EXPECTED, \
+ check_float (test_name, FUNC_TEST (FUNC_NAME) (ARG), EXPECTED, \
EXCEPTIONS); \
EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \
if (EXTRA_TEST) \
@@ -1406,22 +1411,22 @@ struct test_fFF_11_data
(ARRAY)[i].RM_##ROUNDING_MODE.extra_test, \
(ARRAY)[i].RM_##ROUNDING_MODE.extra_expected); \
ROUND_RESTORE_ ## ROUNDING_MODE
-#define RUN_TEST_fF_f1(ARG_STR, FUNC_NAME, ARG, EXPECTED, \
- EXCEPTIONS, EXTRA_VAR, EXTRA_TEST, \
- EXTRA_EXPECTED) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- (EXTRA_VAR) = (EXTRA_EXPECTED) == 0 ? 1 : 0; \
- check_float (test_name, FUNC (FUNC_NAME) (ARG, &(EXTRA_VAR)), \
- EXPECTED, EXCEPTIONS); \
- EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \
- if (EXTRA_TEST) \
- check_float (extra1_name, EXTRA_VAR, EXTRA_EXPECTED, 0); \
- EXTRA_OUTPUT_TEST_CLEANUP (1); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_fF_f1(ARG_STR, FUNC_NAME, ARG, EXPECTED, \
+ EXCEPTIONS, EXTRA_VAR, EXTRA_TEST, \
+ EXTRA_EXPECTED) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ (EXTRA_VAR) = (EXTRA_EXPECTED) == 0 ? 1 : 0; \
+ check_float (test_name, FUNC_TEST (FUNC_NAME) (ARG, &(EXTRA_VAR)), \
+ EXPECTED, EXCEPTIONS); \
+ EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \
+ if (EXTRA_TEST) \
+ check_float (extra1_name, EXTRA_VAR, EXTRA_EXPECTED, 0); \
+ EXTRA_OUTPUT_TEST_CLEANUP (1); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_fF_f1(FUNC_NAME, ARRAY, ROUNDING_MODE, EXTRA_VAR) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1433,22 +1438,22 @@ struct test_fFF_11_data
(ARRAY)[i].RM_##ROUNDING_MODE.extra_test, \
(ARRAY)[i].RM_##ROUNDING_MODE.extra_expected); \
ROUND_RESTORE_ ## ROUNDING_MODE
-#define RUN_TEST_fI_f1(ARG_STR, FUNC_NAME, ARG, EXPECTED, \
- EXCEPTIONS, EXTRA_VAR, EXTRA_TEST, \
- EXTRA_EXPECTED) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- (EXTRA_VAR) = (EXTRA_EXPECTED) == 0 ? 1 : 0; \
- check_float (test_name, FUNC (FUNC_NAME) (ARG, &(EXTRA_VAR)), \
- EXPECTED, EXCEPTIONS); \
- EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \
- if (EXTRA_TEST) \
- check_int (extra1_name, EXTRA_VAR, EXTRA_EXPECTED, 0); \
- EXTRA_OUTPUT_TEST_CLEANUP (1); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_fI_f1(ARG_STR, FUNC_NAME, ARG, EXPECTED, \
+ EXCEPTIONS, EXTRA_VAR, EXTRA_TEST, \
+ EXTRA_EXPECTED) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ (EXTRA_VAR) = (EXTRA_EXPECTED) == 0 ? 1 : 0; \
+ check_float (test_name, FUNC_TEST (FUNC_NAME) (ARG, &(EXTRA_VAR)), \
+ EXPECTED, EXCEPTIONS); \
+ EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \
+ if (EXTRA_TEST) \
+ check_int (extra1_name, EXTRA_VAR, EXTRA_EXPECTED, 0); \
+ EXTRA_OUTPUT_TEST_CLEANUP (1); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_fI_f1(FUNC_NAME, ARRAY, ROUNDING_MODE, EXTRA_VAR) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1469,7 +1474,7 @@ struct test_fFF_11_data
COMMON_TEST_SETUP (ARG_STR); \
(EXTRA_VAR) = (EXTRA_EXPECTED) == 0 ? 1 : 0; \
check_float (test_name, \
- FUNC (FUNC_NAME) (ARG1, ARG2, &(EXTRA_VAR)), \
+ FUNC_TEST (FUNC_NAME) (ARG1, ARG2, &(EXTRA_VAR)), \
EXPECTED, EXCEPTIONS); \
EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \
if (EXTRA_TEST) \
@@ -1490,17 +1495,17 @@ struct test_fFF_11_data
(ARRAY)[i].RM_##ROUNDING_MODE.extra_test, \
(ARRAY)[i].RM_##ROUNDING_MODE.extra_expected); \
ROUND_RESTORE_ ## ROUNDING_MODE
-#define RUN_TEST_c_c(ARG_STR, FUNC_NAME, ARGR, ARGC, EXPR, EXPC, \
- EXCEPTIONS) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- check_complex (test_name, \
- FUNC (FUNC_NAME) (BUILD_COMPLEX (ARGR, ARGC)), \
- BUILD_COMPLEX (EXPR, EXPC), EXCEPTIONS); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_c_c(ARG_STR, FUNC_NAME, ARGR, ARGC, EXPR, EXPC, \
+ EXCEPTIONS) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ check_complex (test_name, \
+ FUNC_TEST (FUNC_NAME) (BUILD_COMPLEX (ARGR, ARGC)), \
+ BUILD_COMPLEX (EXPR, EXPC), EXCEPTIONS); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_c_c(FUNC_NAME, ARRAY, ROUNDING_MODE) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1511,18 +1516,18 @@ struct test_fFF_11_data
(ARRAY)[i].RM_##ROUNDING_MODE.expc, \
(ARRAY)[i].RM_##ROUNDING_MODE.exceptions); \
ROUND_RESTORE_ ## ROUNDING_MODE
-#define RUN_TEST_cc_c(ARG_STR, FUNC_NAME, ARG1R, ARG1C, ARG2R, ARG2C, \
- EXPR, EXPC, EXCEPTIONS) \
- do \
- if (enable_test (EXCEPTIONS)) \
- { \
- COMMON_TEST_SETUP (ARG_STR); \
- check_complex (test_name, \
- FUNC (FUNC_NAME) (BUILD_COMPLEX (ARG1R, ARG1C), \
- BUILD_COMPLEX (ARG2R, ARG2C)), \
- BUILD_COMPLEX (EXPR, EXPC), EXCEPTIONS); \
- COMMON_TEST_CLEANUP; \
- } \
+#define RUN_TEST_cc_c(ARG_STR, FUNC_NAME, ARG1R, ARG1C, ARG2R, ARG2C, \
+ EXPR, EXPC, EXCEPTIONS) \
+ do \
+ if (enable_test (EXCEPTIONS)) \
+ { \
+ COMMON_TEST_SETUP (ARG_STR); \
+ check_complex (test_name, \
+ FUNC_TEST (FUNC_NAME) (BUILD_COMPLEX (ARG1R, ARG1C), \
+ BUILD_COMPLEX (ARG2R, ARG2C)), \
+ BUILD_COMPLEX (EXPR, EXPC), EXCEPTIONS); \
+ COMMON_TEST_CLEANUP; \
+ } \
while (0)
#define RUN_TEST_LOOP_cc_c(FUNC_NAME, ARRAY, ROUNDING_MODE) \
IF_ROUND_INIT_ ## ROUNDING_MODE \
@@ -1539,7 +1544,7 @@ struct test_fFF_11_data
if (enable_test (EXCEPTIONS)) \
{ \
COMMON_TEST_SETUP (ARG_STR); \
- check_int (test_name, FUNC (FUNC_NAME) (ARG), EXPECTED, \
+ check_int (test_name, FUNC_TEST (FUNC_NAME) (ARG), EXPECTED, \
EXCEPTIONS); \
COMMON_TEST_CLEANUP; \
} \
@@ -1592,7 +1597,7 @@ struct test_fFF_11_data
if (enable_test (EXCEPTIONS)) \
{ \
COMMON_TEST_SETUP (ARG_STR); \
- check_bool (test_name, FUNC (FUNC_NAME) (ARG), EXPECTED, \
+ check_bool (test_name, FUNC_TEST (FUNC_NAME) (ARG), EXPECTED, \
EXCEPTIONS); \
COMMON_TEST_CLEANUP; \
} \
@@ -1626,7 +1631,7 @@ struct test_fFF_11_data
if (enable_test (EXCEPTIONS)) \
{ \
COMMON_TEST_SETUP (ARG_STR); \
- check_long (test_name, FUNC (FUNC_NAME) (ARG), EXPECTED, \
+ check_long (test_name, FUNC_TEST (FUNC_NAME) (ARG), EXPECTED, \
EXCEPTIONS); \
COMMON_TEST_CLEANUP; \
} \
@@ -1643,8 +1648,8 @@ struct test_fFF_11_data
if (enable_test (EXCEPTIONS)) \
{ \
COMMON_TEST_SETUP (ARG_STR); \
- check_longlong (test_name, FUNC (FUNC_NAME) (ARG), EXPECTED, \
- EXCEPTIONS); \
+ check_longlong (test_name, FUNC_TEST (FUNC_NAME) (ARG), \
+ EXPECTED, EXCEPTIONS); \
COMMON_TEST_CLEANUP; \
} \
while (0)
@@ -1663,7 +1668,7 @@ struct test_fFF_11_data
if (enable_test (EXCEPTIONS)) \
{ \
COMMON_TEST_SETUP (ARG_STR); \
- FUNC (FUNC_NAME) (ARG, &(EXTRA1_VAR), &(EXTRA2_VAR)); \
+ FUNC_TEST (FUNC_NAME) (ARG, &(EXTRA1_VAR), &(EXTRA2_VAR)); \
EXTRA_OUTPUT_TEST_SETUP (ARG_STR, 1); \
if (EXTRA1_TEST) \
check_float (extra1_name, EXTRA1_VAR, EXTRA1_EXPECTED, \
@@ -1690,9 +1695,31 @@ struct test_fFF_11_data
(ARRAY)[i].RM_##ROUNDING_MODE.extra2_expected); \
ROUND_RESTORE_ ## ROUNDING_MODE
+#ifndef INIT_ARCH_EXT
+# define INIT_ARCH_EXT
+# define CHECK_ARCH_EXT
+#endif
+
+#ifndef VEC_PREFIX
+# define VEC_PREFIX
+#endif
+
+#ifndef FUNC_TEST
+# define FUNC_TEST FUNC
+#endif
+
+#include "libm-have-vector-test.h"
+
+#define STR_CONCAT(a,b,c) __STRING(a##b##c)
+#define STR_CON3(a,b,c) STR_CONCAT(a,b,c)
+
+#define HAVE_VECTOR(func) __CONCAT(HAVE_VECTOR_,func)
+
/* Start and end the tests for a given function. */
-#define START(FUNC, EXACT) \
- const char *this_func = #FUNC; \
+#define START(FUN, SUFF, EXACT) \
+ CHECK_ARCH_EXT \
+ if (TEST_MATHVEC && !HAVE_VECTOR(FUNC(FUN))) return; \
+ const char *this_func = STR_CON3(VEC_PREFIX,FUN,SUFF); \
init_max_error (this_func, EXACT)
#define END \
print_max_error (this_func)
@@ -1705,28 +1732,28 @@ struct test_fFF_11_data
{ \
do \
{ \
- START (FUNC, EXACT); \
+ START (FUNC, , EXACT); \
LOOP_MACRO (FUNC, ARRAY, , ## __VA_ARGS__); \
END_MACRO; \
} \
while (0); \
do \
{ \
- START (FUNC ## _downward, EXACT); \
+ START (FUNC, _downward, EXACT); \
LOOP_MACRO (FUNC, ARRAY, FE_DOWNWARD, ## __VA_ARGS__); \
END_MACRO; \
} \
while (0); \
do \
{ \
- START (FUNC ## _towardzero, EXACT); \
+ START (FUNC, _towardzero, EXACT); \
LOOP_MACRO (FUNC, ARRAY, FE_TOWARDZERO, ## __VA_ARGS__); \
END_MACRO; \
} \
while (0); \
do \
{ \
- START (FUNC ## _upward, EXACT); \
+ START (FUNC, _upward, EXACT); \
LOOP_MACRO (FUNC, ARRAY, FE_UPWARD, ## __VA_ARGS__); \
END_MACRO; \
} \
@@ -6034,7 +6061,7 @@ static const struct test_c_c_data cexp_test_data[] =
static void
cexp_test (void)
{
- START (cexp, 0);
+ START (cexp, , 0);
RUN_TEST_LOOP_c_c (cexp, cexp_test_data, );
END_COMPLEX;
}
@@ -7548,7 +7575,7 @@ static const struct test_if_f_data jn_test_data[] =
static void
jn_test (void)
{
- START (jn, 0);
+ START (jn, , 0);
RUN_TEST_LOOP_if_f (jn, jn_test_data, );
END;
}
@@ -9374,7 +9401,7 @@ static const struct test_f_f_data tgamma_test_data[] =
static void
tgamma_test (void)
{
- START (tgamma, 0);
+ START (tgamma, , 0);
RUN_TEST_LOOP_f_f (tgamma, tgamma_test_data, );
END;
}
@@ -9824,6 +9851,8 @@ main (int argc, char **argv)
initialize ();
printf (TEST_MSG);
+ INIT_ARCH_EXT
+
check_ulp ();
/* Keep the tests a wee bit ordered (according to ISO C99). */
diff --git a/math/math.h b/math/math.h
index dc532b7..b44a23b 100644
--- a/math/math.h
+++ b/math/math.h
@@ -27,6 +27,9 @@
__BEGIN_DECLS
+/* Get machine-dependent vector math functions declarations */
+#include
+
/* Get machine-dependent HUGE_VAL value (returned on overflow).
On all IEEE754 machines, this is +Infinity. */
#include
@@ -49,6 +52,12 @@ __BEGIN_DECLS
so we can easily declare each function as both `name' and `__name',
and can declare the float versions `namef' and `__namef'. */
+#define __SIMD_DECL(function) __CONCAT(__DECL_SIMD_,function)
+
+#define __MATHCALL_VEC(function,suffix, args) \
+ __SIMD_DECL(__MATH_PRECNAME(function,suffix)) \
+ __MATHCALL(function,suffix, args)
+
#define __MATHCALL(function,suffix, args) \
__MATHDECL (_Mdouble_,function,suffix, args)
#define __MATHDECL(type, function,suffix, args) \
diff --git a/math/test-double-vlen4.h b/math/test-double-vlen4.h
new file mode 100644
index 0000000..a71a3d0
--- /dev/null
+++ b/math/test-double-vlen4.h
@@ -0,0 +1,42 @@
+/* Copyright (C) 2014 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 FLOAT double
+#define FUNC(function) function
+#define TEST_MSG "testing double vector math (without inline functions)\n"
+#define MATHCONST(x) x
+#define CHOOSE(Clongdouble,Cdouble,Cfloat,Cinlinelongdouble,Cinlinedouble,Cinlinefloat) Cdouble
+#define PRINTF_EXPR "e"
+#define PRINTF_XEXPR "a"
+#define PRINTF_NEXPR "f"
+#define TEST_DOUBLE 1
+#define TEST_MATHVEC 1
+
+#ifndef __NO_MATH_INLINES
+# define __NO_MATH_INLINES
+#endif
+
+#define EXCEPTION_TESTS_double 0
+#define ROUNDING_TESTS_double(MODE) ((MODE) == FE_TONEAREST)
+
+#define VEC_PREFIX vlen4_
+
+#define CONCAT(prefix,func) __CONCAT(prefix,func)
+
+#define WRAPPER_NAME(function) CONCAT(VEC_PREFIX,function)
+
+#define FUNC_TEST(function) VEC_PREFIX_ ## function
diff --git a/math/test-float-vlen8.h b/math/test-float-vlen8.h
new file mode 100644
index 0000000..a1a86a1
--- /dev/null
+++ b/math/test-float-vlen8.h
@@ -0,0 +1,42 @@
+/* Copyright (C) 2014 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 FLOAT float
+#define FUNC(function) function ## f
+#define TEST_MSG "testing float vector math (without inline functions)\n"
+#define MATHCONST(x) x
+#define CHOOSE(Clongdouble,Cdouble,Cfloat,Cinlinelongdouble,Cinlinedouble,Cinlinefloat) Cfloat
+#define PRINTF_EXPR "e"
+#define PRINTF_XEXPR "a"
+#define PRINTF_NEXPR "f"
+#define TEST_FLOAT 1
+#define TEST_MATHVEC 1
+
+#ifndef __NO_MATH_INLINES
+# define __NO_MATH_INLINES
+#endif
+
+#define EXCEPTION_TESTS_float 0
+#define ROUNDING_TESTS_float(MODE) ((MODE) == FE_TONEAREST)
+
+#define VEC_PREFIX vlen8_
+
+#define CONCAT(prefix,func) __CONCAT(prefix,func)
+
+#define WRAPPER_NAME(function) CONCAT(VEC_PREFIX,function)
+
+#define FUNC_TEST(function) VEC_PREFIX_ ## function ## f
diff --git a/mathvec/Depend b/mathvec/Depend
new file mode 100644
index 0000000..ede10ab
--- /dev/null
+++ b/mathvec/Depend
@@ -0,0 +1 @@
+math
diff --git a/mathvec/Makefile b/mathvec/Makefile
new file mode 100644
index 0000000..26c552c
--- /dev/null
+++ b/mathvec/Makefile
@@ -0,0 +1,35 @@
+# Copyright (C) 2014 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
+# .
+
+# Makefile for the vector math library.
+
+subdir := mathvec
+
+include ../Makeconfig
+
+ifeq ($(build-mathvec),yes)
+extra-libs := libmvec
+extra-libs-others = $(extra-libs)
+
+libmvec-routines = $(strip $(libmvec-support))
+
+$(objpfx)libmvec.so: $(libm)
+endif
+
+# Rules for the test suite are in math directory
+
+include ../Rules
diff --git a/shlib-versions b/shlib-versions
index e05b248..fa3cf1d 100644
--- a/shlib-versions
+++ b/shlib-versions
@@ -71,3 +71,6 @@ libanl=1
# This defines the libgcc soname version this glibc is to load for
# asynchronous cancellation to work correctly.
libgcc_s=1
+
+# The vector math library
+libmvec=1
diff --git a/sysdeps/unix/sysv/linux/x86_64/libmvec.abilist b/sysdeps/unix/sysv/linux/x86_64/libmvec.abilist
new file mode 100644
index 0000000..8272ddd
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/x86_64/libmvec.abilist
@@ -0,0 +1,3 @@
+GLIBC_2.21
+ GLIBC_2.21 A
+ _ZGVdN4v_cos F
diff --git a/sysdeps/x86/fpu/bits/math-vector.h b/sysdeps/x86/fpu/bits/math-vector.h
new file mode 100644
index 0000000..c58a481
--- /dev/null
+++ b/sysdeps/x86/fpu/bits/math-vector.h
@@ -0,0 +1,50 @@
+/* Platform-specific SIMD declarations of math functions.
+ Copyright (C) 2014 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
+ . */
+
+#ifndef _MATH_H
+# error "Never include directly; \
+ include instead."
+#endif
+
+/* Get default empty definitions for simd declarations */
+#include
+
+#if defined __x86_64__ && defined __FAST_MATH__
+# if defined _OPENMP && _OPENMP >= 201307
+/* OpenMP case. */
+/* TODO document about pragma meaning */
+# define __DECL_SIMD_AVX2 _Pragma("omp declare simd notinbranch simdlen(4)")
+# define __DECL_SIMD_SSE4 _Pragma("omp declare simd notinbranch simdlen(8)")
+# undef __DECL_SIMD_cos
+# define __DECL_SIMD_cos __DECL_SIMD_AVX2
+# undef __DECL_SIMD_cosf
+# define __DECL_SIMD_cosf __DECL_SIMD_SSE4
+# elif defined _CILKPLUS && _CILKPLUS >= 0
+/* CilkPlus case. */
+/* TODO _CILKPLUS currently nowhere defined,
+ * add reserved-namespace versions and __GNUC_PREREQ
+# define __DECL_SIMD_AVX2 __attribute__((__vector__(__vectorlength__(4),\
+ __nomask__)))
+# define __DECL_SIMD_SSE4 __attribute__((__vector__(__vectorlength__(8),\
+ __nomask__)))
+# undef __DECL_SIMD_cos
+# define __DECL_SIMD_cos __DECL_SIMD_AVX2
+# undef __DECL_SIMD_cosf
+# define __DECL_SIMD_cosf __DECL_SIMD_SSE4 */
+# endif
+#endif
diff --git a/sysdeps/x86_64/configure b/sysdeps/x86_64/configure
index 7d4dadd..9773770 100644
--- a/sysdeps/x86_64/configure
+++ b/sysdeps/x86_64/configure
@@ -275,6 +275,16 @@ fi
config_vars="$config_vars
config-cflags-avx2 = $libc_cv_cc_avx2"
+if test x"$build_mathvec" = xnotset; then
+ if test x"$base_machine" = xx86_64; then
+ build_mathvec=yes
+ else
+ build_mathvec=no
+ fi
+fi
+config_vars="$config_vars
+build-mathvec = $build_mathvec"
+
$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h
# work around problem with autoconf and empty lines at the end of files
diff --git a/sysdeps/x86_64/configure.ac b/sysdeps/x86_64/configure.ac
index c9f9a51..0b73d5b 100644
--- a/sysdeps/x86_64/configure.ac
+++ b/sysdeps/x86_64/configure.ac
@@ -99,6 +99,15 @@ if test $libc_cv_cc_avx2 = yes; then
fi
LIBC_CONFIG_VAR([config-cflags-avx2], [$libc_cv_cc_avx2])
+if test x"$build_mathvec" = xnotset; then
+ if test x"$base_machine" = xx86_64; then
+ build_mathvec=yes
+ else
+ build_mathvec=no
+ fi
+fi
+LIBC_CONFIG_VAR([build-mathvec], [$build_mathvec])
+
dnl It is always possible to access static and hidden symbols in an
dnl position independent way.
AC_DEFINE(PI_STATIC_AND_HIDDEN)
diff --git a/sysdeps/x86_64/fpu/Makefile b/sysdeps/x86_64/fpu/Makefile
new file mode 100644
index 0000000..1b65b09
--- /dev/null
+++ b/sysdeps/x86_64/fpu/Makefile
@@ -0,0 +1,13 @@
+ifeq ($(subdir),mathvec)
+libmvec-support += svml_d_cos4_core svml_d_cos_data
+endif
+
+# Rules for libmvec tests
+ifeq ($(subdir),math)
+ifeq ($(build-mathvec),yes)
+libmvec-tests += double-vlen4 float-vlen8
+
+arch-ext-cflags = -mavx2
+
+endif
+endif
diff --git a/sysdeps/x86_64/fpu/Versions b/sysdeps/x86_64/fpu/Versions
new file mode 100644
index 0000000..3d433d2
--- /dev/null
+++ b/sysdeps/x86_64/fpu/Versions
@@ -0,0 +1,5 @@
+libmvec {
+ GLIBC_2.21 {
+ _ZGVdN4v_cos;
+ }
+}
diff --git a/sysdeps/x86_64/fpu/libm-test-ulps b/sysdeps/x86_64/fpu/libm-test-ulps
index 36e1b76..9e4f8cd 100644
--- a/sysdeps/x86_64/fpu/libm-test-ulps
+++ b/sysdeps/x86_64/fpu/libm-test-ulps
@@ -1961,6 +1961,12 @@ ifloat: 3
ildouble: 4
ldouble: 4
+Function: "vlen4_cos":
+double: 1
+
+Function: "vlen8_cos":
+float: 1
+
Function: "y0":
double: 2
float: 1
diff --git a/sysdeps/x86_64/fpu/math-tests.h b/sysdeps/x86_64/fpu/math-tests.h
new file mode 100644
index 0000000..466b97b
--- /dev/null
+++ b/sysdeps/x86_64/fpu/math-tests.h
@@ -0,0 +1,34 @@
+/* Configuration for math tests. x86_64 version.
+ Copyright (C) 2013-2014 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
+ . */
+
+#ifdef REQUIRE_AVX2
+# include
+
+ static int avx2_usable; /* Set to 1 if AVX2 supported */
+
+# define INIT_ARCH_EXT \
+ __init_cpu_features (); \
+ avx2_usable = __cpu_features.feature[index_AVX2_Usable] \
+ & bit_AVX2_Usable;
+
+# define CHECK_ARCH_EXT \
+ if (!avx2_usable) return;
+
+#endif
+
+#include_next
diff --git a/sysdeps/x86_64/fpu/svml_d_cos4_core.S b/sysdeps/x86_64/fpu/svml_d_cos4_core.S
new file mode 100644
index 0000000..95db6b3
--- /dev/null
+++ b/sysdeps/x86_64/fpu/svml_d_cos4_core.S
@@ -0,0 +1,195 @@
+/* Function cos vectorized with AVX2.
+ Copyright (C) 2014 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
+ . */
+
+#include
+
+#define _DATA_TABLE_OFFSETS_ONLY_
+#include "svml_d_cos_data.S"
+
+ .text
+ENTRY(_ZGVdN4v_cos)
+
+/* ALGORITHM DESCRIPTION:
+ *
+ * ( low accuracy ( < 4ulp ) or enhanced performance
+ * ( half of correct mantissa ) implementation )
+ *
+ * Argument representation:
+ * arg + Pi/2 = (N*Pi + R)
+ *
+ * Result calculation:
+ * cos(arg) = sin(arg+Pi/2) = sin(N*Pi + R) = (-1)^N * sin(R)
+ * sin(R) is approximated by corresponding polynomial
+ */
+ pushq %rbp
+ movq %rsp, %rbp
+ andq $-64, %rsp
+ subq $448, %rsp
+ movq __svml_dcos_data@GOTPCREL(%rip), %rax
+ vmovapd %ymm0, %ymm1
+ vmovupd __dInvPI(%rax), %ymm4
+ vmovupd __dRShifter(%rax), %ymm5
+
+/*
+ * ARGUMENT RANGE REDUCTION:
+ * Add Pi/2 to argument: X' = X+Pi/2
+ */
+ vaddpd __dHalfPI(%rax), %ymm1, %ymm7
+
+/* Get absolute argument value: X' = |X'| */
+ vandpd __dAbsMask(%rax), %ymm7, %ymm2
+
+/* Y = X'*InvPi + RS : right shifter add */
+ vfmadd213pd %ymm5, %ymm4, %ymm7
+ vmovupd __dC7(%rax), %ymm4
+
+/* Check for large arguments path */
+ vcmpnle_uqpd __dRangeVal(%rax), %ymm2, %ymm3
+
+/* N = Y - RS : right shifter sub */
+ vsubpd %ymm5, %ymm7, %ymm6
+ vmovupd __dPI1_FMA(%rax), %ymm2
+
+/* SignRes = Y<<63 : shift LSB to MSB place for result sign */
+ vpsllq $63, %ymm7, %ymm7
+
+/* N = N - 0.5 */
+ vsubpd __dOneHalf(%rax), %ymm6, %ymm0
+ vmovmskpd %ymm3, %ecx
+
+/* R = X - N*Pi1 */
+ vmovapd %ymm1, %ymm3
+ vfnmadd231pd %ymm0, %ymm2, %ymm3
+
+/* R = R - N*Pi2 */
+ vfnmadd231pd __dPI2_FMA(%rax), %ymm0, %ymm3
+
+/* R = R - N*Pi3 */
+ vfnmadd132pd __dPI3_FMA(%rax), %ymm3, %ymm0
+
+/*
+ * POLYNOMIAL APPROXIMATION:
+ * R2 = R*R
+ */
+ vmulpd %ymm0, %ymm0, %ymm5
+ vfmadd213pd __dC6(%rax), %ymm5, %ymm4
+ vfmadd213pd __dC5(%rax), %ymm5, %ymm4
+ vfmadd213pd __dC4(%rax), %ymm5, %ymm4
+
+/* Poly = C3+R2*(C4+R2*(C5+R2*(C6+R2*C7))) */
+ vfmadd213pd __dC3(%rax), %ymm5, %ymm4
+
+/* Poly = R+R*(R2*(C1+R2*(C2+R2*Poly))) */
+ vfmadd213pd __dC2(%rax), %ymm5, %ymm4
+ vfmadd213pd __dC1(%rax), %ymm5, %ymm4
+ vmulpd %ymm5, %ymm4, %ymm6
+ vfmadd213pd %ymm0, %ymm0, %ymm6
+
+/*
+ * RECONSTRUCTION:
+ * Final sign setting: Res = Poly^SignRes
+ */
+ vxorpd %ymm7, %ymm6, %ymm0
+ testl %ecx, %ecx
+ jne .LBL_1_3
+
+.LBL_1_2:
+ movq %rbp, %rsp
+ popq %rbp
+ ret
+
+.LBL_1_3:
+ vmovupd %ymm1, 320(%rsp)
+ vmovupd %ymm0, 384(%rsp)
+ je .LBL_1_2
+
+ xorb %dl, %dl
+ xorl %eax, %eax
+ vmovups %ymm8, 224(%rsp)
+ vmovups %ymm9, 192(%rsp)
+ vmovups %ymm10, 160(%rsp)
+ vmovups %ymm11, 128(%rsp)
+ vmovups %ymm12, 96(%rsp)
+ vmovups %ymm13, 64(%rsp)
+ vmovups %ymm14, 32(%rsp)
+ vmovups %ymm15, (%rsp)
+ movq %rsi, 264(%rsp)
+ movq %rdi, 256(%rsp)
+ movq %r12, 296(%rsp)
+ movb %dl, %r12b
+ movq %r13, 288(%rsp)
+ movl %ecx, %r13d
+ movq %r14, 280(%rsp)
+ movl %eax, %r14d
+ movq %r15, 272(%rsp)
+
+.LBL_1_6:
+ btl %r14d, %r13d
+ jc .LBL_1_12
+
+.LBL_1_7:
+ lea 1(%r14), %esi
+ btl %esi, %r13d
+ jc .LBL_1_10
+
+.LBL_1_8:
+ incb %r12b
+ addl $2, %r14d
+ cmpb $16, %r12b
+ jb .LBL_1_6
+
+ vmovups 224(%rsp), %ymm8
+ vmovups 192(%rsp), %ymm9
+ vmovups 160(%rsp), %ymm10
+ vmovups 128(%rsp), %ymm11
+ vmovups 96(%rsp), %ymm12
+ vmovups 64(%rsp), %ymm13
+ vmovups 32(%rsp), %ymm14
+ vmovups (%rsp), %ymm15
+ vmovupd 384(%rsp), %ymm0
+ movq 264(%rsp), %rsi
+ movq 256(%rsp), %rdi
+ movq 296(%rsp), %r12
+ movq 288(%rsp), %r13
+ movq 280(%rsp), %r14
+ movq 272(%rsp), %r15
+ jmp .LBL_1_2
+
+.LBL_1_10:
+ movzbl %r12b, %r15d
+ shlq $4, %r15
+ vmovsd 328(%rsp,%r15), %xmm0
+ vzeroupper
+
+ call cos@PLT
+
+ vmovsd %xmm0, 392(%rsp,%r15)
+ jmp .LBL_1_8
+
+.LBL_1_12:
+ movzbl %r12b, %r15d
+ shlq $4, %r15
+ vmovsd 320(%rsp,%r15), %xmm0
+ vzeroupper
+
+ call cos@PLT
+
+ vmovsd %xmm0, 384(%rsp,%r15)
+ jmp .LBL_1_7
+
+END(_ZGVdN4v_cos)
diff --git a/sysdeps/x86_64/fpu/svml_d_cos_data.S b/sysdeps/x86_64/fpu/svml_d_cos_data.S
new file mode 100644
index 0000000..4e9f36b
--- /dev/null
+++ b/sysdeps/x86_64/fpu/svml_d_cos_data.S
@@ -0,0 +1,147 @@
+/* Data for vectorized cos.
+ Copyright (C) 2014 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
+ . */
+
+#ifndef D_COS_DATA
+#define D_COS_DATA
+
+/* Offsets for data table
+ */
+#define __dAbsMask 0
+#define __dRangeVal 64
+#define __dHalfPI 128
+#define __dInvPI 192
+#define __dRShifter 256
+#define __dOneHalf 320
+#define __dPI1 384
+#define __dPI2 448
+#define __dPI3 512
+#define __dPI4 576
+#define __dPI1_FMA 640
+#define __dPI2_FMA 704
+#define __dPI3_FMA 768
+#define __dC1 832
+#define __dC2 896
+#define __dC3 960
+#define __dC4 1024
+#define __dC5 1088
+#define __dC6 1152
+#define __dC7 1216
+#define __dAbsMask_la 1280
+#define __dInvPI_la 1344
+#define __dRShifter_la 1408
+#define __dRShifterm5_la 1472
+#define __dRXmax_la 1536
+
+#ifndef _DATA_TABLE_OFFSETS_ONLY_
+
+.macro double_vector offset value
+.if .-__svml_dcos_data != \offset
+.err
+.endif
+.rept 8
+.quad \value
+.endr
+.endm
+
+ .section .rodata, "a"
+ .align 64
+
+/* Data table for vector implementations of function cos.
+ * The table may contain polynomial, reduction, lookup
+ * coefficients and other constants obtained through different
+ * methods of research and experimental work.
+ */
+ .globl __svml_dcos_data
+__svml_dcos_data:
+
+/* General purpose constants:
+ * absolute value mask
+ */
+double_vector __dAbsMask 0x7fffffffffffffff
+
+/* working range threshold */
+double_vector __dRangeVal 0x4160000000000000
+
+/* PI/2 */
+double_vector __dHalfPI 0x3ff921fb54442d18
+
+/* 1/PI */
+double_vector __dInvPI 0x3fd45f306dc9c883
+
+/* right-shifter constant */
+double_vector __dRShifter 0x4338000000000000
+
+/* 0.5 */
+double_vector __dOneHalf 0x3fe0000000000000
+
+/* Range reduction PI-based constants:
+ * PI high part
+ */
+double_vector __dPI1 0x400921fb40000000
+
+/* PI mid part 1 */
+double_vector __dPI2 0x3e84442d00000000
+
+/* PI mid part 2 */
+double_vector __dPI3 0x3d08469880000000
+
+/* PI low part */
+double_vector __dPI4 0x3b88cc51701b839a
+
+/* Range reduction PI-based constants if FMA available:
+ * PI high part (FMA available)
+ */
+double_vector __dPI1_FMA 0x400921fb54442d18
+
+/* PI mid part (FMA available) */
+double_vector __dPI2_FMA 0x3ca1a62633145c06
+
+/* PI low part (FMA available) */
+double_vector __dPI3_FMA 0x395c1cd129024e09
+
+/* Polynomial coefficients (relative error 2^(-52.115)): */
+double_vector __dC1 0xbfc55555555554a7
+double_vector __dC2 0x3f8111111110a4a8
+double_vector __dC3 0xbf2a01a019a5b86d
+double_vector __dC4 0x3ec71de38030fea0
+double_vector __dC5 0xbe5ae63546002231
+double_vector __dC6 0x3de60e6857a2f220
+double_vector __dC7 0xbd69f0d60811aac8
+
+/*
+ * Additional constants:
+ * absolute value mask
+ */
+double_vector __dAbsMask_la 0x7fffffffffffffff
+
+/* 1/PI */
+double_vector __dInvPI_la 0x3fd45f306dc9c883
+
+/* right-shifer for low accuracy version */
+double_vector __dRShifter_la 0x4330000000000000
+
+/* right-shifer-1.0 for low accuracy version */
+double_vector __dRShifterm5_la 0x432fffffffffffff
+
+/* right-shifer with low mask for low accuracy version */
+double_vector __dRXmax_la 0x43300000007ffffe
+
+ .type __svml_dcos_data,@object
+ .size __svml_dcos_data,.-__svml_dcos_data
+#endif
+#endif
diff --git a/sysdeps/x86_64/fpu/test-double-vlen4.c b/sysdeps/x86_64/fpu/test-double-vlen4.c
new file mode 100644
index 0000000..68b07ca
--- /dev/null
+++ b/sysdeps/x86_64/fpu/test-double-vlen4.c
@@ -0,0 +1,46 @@
+/* Copyright (C) 2014 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
+ . */
+
+#include "test-double-vlen4.h"
+
+// Wrapper from scalar to vector function implemented in AVX2.
+#define VECTOR_WRAPPER(scalar_func,vector_func) \
+extern __m256d vector_func(__m256d);\
+FLOAT scalar_func(FLOAT x)\
+{\
+ int i;\
+ __m256d mx = _mm256_set1_pd(x);\
+ __m256d mr = vector_func(mx);\
+ for(i=1;i<4;i++)\
+ {\
+ if (((FLOAT*)&mr)[0]!=((FLOAT*)&mr)[i])\
+ {\
+ return ((FLOAT*)&mr)[0]+0.1;\
+ }\
+ }\
+ return ((FLOAT*)&mr)[0];\
+}
+
+#include
+
+VECTOR_WRAPPER (WRAPPER_NAME(cos),_ZGVdN4v_cos)
+
+#define TEST_VECTOR_cos 1
+
+#define REQUIRE_AVX2
+
+#include "libm-test.c"
diff --git a/sysdeps/x86_64/fpu/test-float-vlen8.c b/sysdeps/x86_64/fpu/test-float-vlen8.c
new file mode 100644
index 0000000..3898df9
--- /dev/null
+++ b/sysdeps/x86_64/fpu/test-float-vlen8.c
@@ -0,0 +1,45 @@
+/* Copyright (C) 2014 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
+ . */
+
+#include "test-float-vlen8.h"
+
+#define VECTOR_WRAPPER(scalar_func,vector_func) \
+/*extern __m256 vector_func(__m256);*/\
+FLOAT scalar_func(FLOAT x)\
+{\
+ int i;\
+ __m256 mx = _mm256_set1_ps(x);\
+ __m256 mr = mx; /*vector_func(mx);*/\
+ for(i=1;i<8;i++)\
+ {\
+ if(((FLOAT*)&mr)[0]!=((FLOAT*)&mr)[i])\
+ {\
+ return ((FLOAT*)&mr)[0]+0.1;\
+ }\
+ }\
+ return ((FLOAT*)&mr)[0];\
+}
+
+#include
+
+VECTOR_WRAPPER (WRAPPER_NAME(cosf),_ZGVdN8v_cosf)
+
+#define TEST_VECTOR_cosf 0
+
+#define REQUIRE_AVX2
+
+#include "libm-test.c"