1 # Plugins for offload execution, configure.ac fragment. -*- mode: autoconf -*-
3 # Copyright (C) 2014-2016 Free Software Foundation, Inc.
5 # Contributed by Mentor Embedded.
7 # This file is part of the GNU Offloading and Multi Processing Library
10 # Libgomp is free software; you can redistribute it and/or modify it
11 # under the terms of the GNU General Public License as published by
12 # the Free Software Foundation; either version 3, or (at your option)
15 # Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
16 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 # FOR A PARTICULAR PURPOSE. See the GNU General Public License for
20 # Under Section 7 of GPL version 3, you are granted additional
21 # permissions described in the GCC Runtime Library Exception, version
22 # 3.1, as published by the Free Software Foundation.
24 # You should have received a copy of the GNU General Public License and
25 # a copy of the GCC Runtime Library Exception along with this program;
26 # see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
27 # <http://www.gnu.org/licenses/>.
30 AC_SUBST(offload_targets)
32 AC_CHECK_LIB(dl, dlsym, , [plugin_support=no])
33 if test x"$plugin_support" = xyes; then
34 AC_DEFINE(PLUGIN_SUPPORT, 1,
35 [Define if all infrastructure, needed for plugins, is supported.])
36 elif test "x${enable_offload_targets-no}" != xno; then
37 AC_MSG_ERROR([Can't support offloading without support for plugins])
40 # Look for the CUDA driver package.
43 AC_SUBST(CUDA_DRIVER_INCLUDE)
44 AC_SUBST(CUDA_DRIVER_LIB)
47 AC_ARG_WITH(cuda-driver,
48 [AS_HELP_STRING([--with-cuda-driver=PATH],
49 [specify prefix directory for installed CUDA driver package.
50 Equivalent to --with-cuda-driver-include=PATH/include
51 plus --with-cuda-driver-lib=PATH/lib])])
52 AC_ARG_WITH(cuda-driver-include,
53 [AS_HELP_STRING([--with-cuda-driver-include=PATH],
54 [specify directory for installed CUDA driver include files])])
55 AC_ARG_WITH(cuda-driver-lib,
56 [AS_HELP_STRING([--with-cuda-driver-lib=PATH],
57 [specify directory for the installed CUDA driver library])])
58 if test "x$with_cuda_driver" != x; then
59 CUDA_DRIVER_INCLUDE=$with_cuda_driver/include
60 CUDA_DRIVER_LIB=$with_cuda_driver/lib
62 if test "x$with_cuda_driver_include" != x; then
63 CUDA_DRIVER_INCLUDE=$with_cuda_driver_include
65 if test "x$with_cuda_driver_lib" != x; then
66 CUDA_DRIVER_LIB=$with_cuda_driver_lib
68 if test "x$CUDA_DRIVER_INCLUDE" != x; then
69 CUDA_DRIVER_CPPFLAGS=-I$CUDA_DRIVER_INCLUDE
71 if test "x$CUDA_DRIVER_LIB" != x; then
72 CUDA_DRIVER_LDFLAGS=-L$CUDA_DRIVER_LIB
76 PLUGIN_NVPTX_CPPFLAGS=
79 AC_SUBST(PLUGIN_NVPTX)
80 AC_SUBST(PLUGIN_NVPTX_CPPFLAGS)
81 AC_SUBST(PLUGIN_NVPTX_LDFLAGS)
82 AC_SUBST(PLUGIN_NVPTX_LIBS)
84 # Look for HSA run-time, its includes and libraries
88 AC_SUBST(HSA_RUNTIME_INCLUDE)
89 AC_SUBST(HSA_RUNTIME_LIB)
93 AC_ARG_WITH(hsa-runtime,
94 [AS_HELP_STRING([--with-hsa-runtime=PATH],
95 [specify prefix directory for installed HSA run-time package.
96 Equivalent to --with-hsa-runtime-include=PATH/include
97 plus --with-hsa-runtime-lib=PATH/lib])])
98 AC_ARG_WITH(hsa-runtime-include,
99 [AS_HELP_STRING([--with-hsa-runtime-include=PATH],
100 [specify directory for installed HSA run-time include files])])
101 AC_ARG_WITH(hsa-runtime-lib,
102 [AS_HELP_STRING([--with-hsa-runtime-lib=PATH],
103 [specify directory for the installed HSA run-time library])])
104 if test "x$with_hsa_runtime" != x; then
105 HSA_RUNTIME_INCLUDE=$with_hsa_runtime/include
106 HSA_RUNTIME_LIB=$with_hsa_runtime/lib
108 if test "x$with_hsa_runtime_include" != x; then
109 HSA_RUNTIME_INCLUDE=$with_hsa_runtime_include
111 if test "x$with_hsa_runtime_lib" != x; then
112 HSA_RUNTIME_LIB=$with_hsa_runtime_lib
114 if test "x$HSA_RUNTIME_INCLUDE" != x; then
115 HSA_RUNTIME_CPPFLAGS=-I$HSA_RUNTIME_INCLUDE
117 if test "x$HSA_RUNTIME_LIB" != x; then
118 HSA_RUNTIME_LDFLAGS=-L$HSA_RUNTIME_LIB
122 AC_SUBST(HSA_KMT_LIB)
124 AC_ARG_WITH(hsa-kmt-lib,
125 [AS_HELP_STRING([--with-hsa-kmt-lib=PATH],
126 [specify directory for installed HSA KMT library.])])
127 if test "x$with_hsa_kmt_lib" != x; then
128 HSA_KMT_LIB=$with_hsa_kmt_lib
130 if test "x$HSA_KMT_LIB" != x; then
131 HSA_KMT_LDFLAGS=-L$HSA_KMT_LIB
139 AC_SUBST(PLUGIN_HSA_CPPFLAGS)
140 AC_SUBST(PLUGIN_HSA_LDFLAGS)
141 AC_SUBST(PLUGIN_HSA_LIBS)
145 # Get offload targets and path to install tree of offloading compiler.
146 offload_additional_options=
147 offload_additional_lib_paths=
148 AC_SUBST(offload_additional_options)
149 AC_SUBST(offload_additional_lib_paths)
150 if test x"$enable_offload_targets" != x; then
151 for tgt in `echo $enable_offload_targets | sed -e 's#,# #g'`; do
152 tgt_dir=`echo $tgt | grep '=' | sed 's/.*=//'`
153 tgt=`echo $tgt | sed 's/=.*//'`
156 *-intelmic-* | *-intelmicemul-*)
162 PLUGIN_NVPTX_CPPFLAGS=$CUDA_DRIVER_CPPFLAGS
163 PLUGIN_NVPTX_LDFLAGS=$CUDA_DRIVER_LDFLAGS
164 PLUGIN_NVPTX_LIBS='-lcuda'
166 PLUGIN_NVPTX_save_CPPFLAGS=$CPPFLAGS
167 CPPFLAGS="$PLUGIN_NVPTX_CPPFLAGS $CPPFLAGS"
168 PLUGIN_NVPTX_save_LDFLAGS=$LDFLAGS
169 LDFLAGS="$PLUGIN_NVPTX_LDFLAGS $LDFLAGS"
170 PLUGIN_NVPTX_save_LIBS=$LIBS
171 LIBS="$PLUGIN_NVPTX_LIBS $LIBS"
175 [CUresult r = cuCtxPushCurrent (NULL);])],
177 CPPFLAGS=$PLUGIN_NVPTX_save_CPPFLAGS
178 LDFLAGS=$PLUGIN_NVPTX_save_LDFLAGS
179 LIBS=$PLUGIN_NVPTX_save_LIBS
180 case $PLUGIN_NVPTX in
183 AC_MSG_ERROR([CUDA driver package required for nvptx support])
190 case " ${CC} ${CFLAGS} " in
197 PLUGIN_HSA_CPPFLAGS=$HSA_RUNTIME_CPPFLAGS
198 PLUGIN_HSA_LDFLAGS="$HSA_RUNTIME_LDFLAGS $HSA_KMT_LDFLAGS"
199 PLUGIN_HSA_LIBS="-lhsa-runtime64 -lhsakmt"
201 PLUGIN_HSA_save_CPPFLAGS=$CPPFLAGS
202 CPPFLAGS="$PLUGIN_HSA_CPPFLAGS $CPPFLAGS"
203 PLUGIN_HSA_save_LDFLAGS=$LDFLAGS
204 LDFLAGS="$PLUGIN_HSA_LDFLAGS $LDFLAGS"
205 PLUGIN_HSA_save_LIBS=$LIBS
206 LIBS="$PLUGIN_HSA_LIBS $LIBS"
211 [hsa_status_t status = hsa_init ()])],
213 CPPFLAGS=$PLUGIN_HSA_save_CPPFLAGS
214 LDFLAGS=$PLUGIN_HSA_save_LDFLAGS
215 LIBS=$PLUGIN_HSA_save_LIBS
219 AC_MSG_ERROR([HSA run-time package required for HSA support])
231 AC_MSG_ERROR([unknown offload target specified])
234 if test x"$tgt_name" = x; then
235 # Don't configure libgomp for this offloading target if we don't build
236 # the corresponding plugin.
238 elif test x"$offload_targets" = x; then
239 offload_targets=$tgt_name
241 offload_targets=$offload_targets,$tgt_name
243 if test "$tgt_name" = hsa; then
244 # Offloading compilation is all handled by the target compiler.
246 elif test x"$tgt_dir" != x; then
247 offload_additional_options="$offload_additional_options -B$tgt_dir/libexec/gcc/\$(target_alias)/\$(gcc_version) -B$tgt_dir/bin"
248 offload_additional_lib_paths="$offload_additional_lib_paths:$tgt_dir/lib64:$tgt_dir/lib:$tgt_dir/lib32"
250 offload_additional_options="$offload_additional_options -B\$(libexecdir)/gcc/\$(target_alias)/\$(gcc_version) -B\$(bindir)"
251 offload_additional_lib_paths="$offload_additional_lib_paths:$toolexeclibdir"
255 AC_DEFINE_UNQUOTED(OFFLOAD_TARGETS, "$offload_targets",
256 [Define to offload targets, separated by commas.])
257 AM_CONDITIONAL([PLUGIN_NVPTX], [test $PLUGIN_NVPTX = 1])
258 AC_DEFINE_UNQUOTED([PLUGIN_NVPTX], [$PLUGIN_NVPTX],
259 [Define to 1 if the NVIDIA plugin is built, 0 if not.])
260 AM_CONDITIONAL([PLUGIN_HSA], [test $PLUGIN_HSA = 1])
261 AC_DEFINE_UNQUOTED([PLUGIN_HSA], [$PLUGIN_HSA],
262 [Define to 1 if the HSA plugin is built, 0 if not.])