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re PR tree-optimization/69606 (wrong code at -Os and above on x86_64-linux-gnu)
[thirdparty/gcc.git] / libgomp / plugin / configfrag.ac
CommitLineData
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1# Plugins for offload execution, configure.ac fragment. -*- mode: autoconf -*-
2#
818ab71a 3# Copyright (C) 2014-2016 Free Software Foundation, Inc.
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4#
5# Contributed by Mentor Embedded.
6#
7# This file is part of the GNU Offloading and Multi Processing Library
8# (libgomp).
9#
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)
13# any later version.
14#
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
18# more details.
19#
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.
23#
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/>.
28
29offload_targets=
30AC_SUBST(offload_targets)
31plugin_support=yes
32AC_CHECK_LIB(dl, dlsym, , [plugin_support=no])
33if test x"$plugin_support" = xyes; then
34 AC_DEFINE(PLUGIN_SUPPORT, 1,
35 [Define if all infrastructure, needed for plugins, is supported.])
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36elif test "x${enable_offload_targets-no}" != xno; then
37 AC_MSG_ERROR([Can't support offloading without support for plugins])
38fi
39
40# Look for the CUDA driver package.
41CUDA_DRIVER_INCLUDE=
42CUDA_DRIVER_LIB=
43AC_SUBST(CUDA_DRIVER_INCLUDE)
44AC_SUBST(CUDA_DRIVER_LIB)
45CUDA_DRIVER_CPPFLAGS=
46CUDA_DRIVER_LDFLAGS=
47AC_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])])
52AC_ARG_WITH(cuda-driver-include,
53 [AS_HELP_STRING([--with-cuda-driver-include=PATH],
54 [specify directory for installed CUDA driver include files])])
55AC_ARG_WITH(cuda-driver-lib,
56 [AS_HELP_STRING([--with-cuda-driver-lib=PATH],
57 [specify directory for the installed CUDA driver library])])
58if test "x$with_cuda_driver" != x; then
59 CUDA_DRIVER_INCLUDE=$with_cuda_driver/include
60 CUDA_DRIVER_LIB=$with_cuda_driver/lib
61fi
62if test "x$with_cuda_driver_include" != x; then
63 CUDA_DRIVER_INCLUDE=$with_cuda_driver_include
64fi
65if test "x$with_cuda_driver_lib" != x; then
66 CUDA_DRIVER_LIB=$with_cuda_driver_lib
67fi
68if test "x$CUDA_DRIVER_INCLUDE" != x; then
69 CUDA_DRIVER_CPPFLAGS=-I$CUDA_DRIVER_INCLUDE
70fi
71if test "x$CUDA_DRIVER_LIB" != x; then
72 CUDA_DRIVER_LDFLAGS=-L$CUDA_DRIVER_LIB
73fi
74
75PLUGIN_NVPTX=0
76PLUGIN_NVPTX_CPPFLAGS=
77PLUGIN_NVPTX_LDFLAGS=
78PLUGIN_NVPTX_LIBS=
79AC_SUBST(PLUGIN_NVPTX)
80AC_SUBST(PLUGIN_NVPTX_CPPFLAGS)
81AC_SUBST(PLUGIN_NVPTX_LDFLAGS)
82AC_SUBST(PLUGIN_NVPTX_LIBS)
83
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84# Look for HSA run-time, its includes and libraries
85
86HSA_RUNTIME_INCLUDE=
87HSA_RUNTIME_LIB=
88AC_SUBST(HSA_RUNTIME_INCLUDE)
89AC_SUBST(HSA_RUNTIME_LIB)
90HSA_RUNTIME_CPPFLAGS=
91HSA_RUNTIME_LDFLAGS=
92
93AC_ARG_WITH(hsa-runtime,
94 [AS_HELP_STRING([--with-hsa-runtime=PATH],
95 [specify prefix directory for installed HSA run-time package.
96 Equivalent to --with-hsa-runtime-include=PATH/include
97 plus --with-hsa-runtime-lib=PATH/lib])])
98AC_ARG_WITH(hsa-runtime-include,
99 [AS_HELP_STRING([--with-hsa-runtime-include=PATH],
100 [specify directory for installed HSA run-time include files])])
101AC_ARG_WITH(hsa-runtime-lib,
102 [AS_HELP_STRING([--with-hsa-runtime-lib=PATH],
103 [specify directory for the installed HSA run-time library])])
104if test "x$with_hsa_runtime" != x; then
105 HSA_RUNTIME_INCLUDE=$with_hsa_runtime/include
106 HSA_RUNTIME_LIB=$with_hsa_runtime/lib
107fi
108if test "x$with_hsa_runtime_include" != x; then
109 HSA_RUNTIME_INCLUDE=$with_hsa_runtime_include
110fi
111if test "x$with_hsa_runtime_lib" != x; then
112 HSA_RUNTIME_LIB=$with_hsa_runtime_lib
113fi
114if test "x$HSA_RUNTIME_INCLUDE" != x; then
115 HSA_RUNTIME_CPPFLAGS=-I$HSA_RUNTIME_INCLUDE
116fi
117if test "x$HSA_RUNTIME_LIB" != x; then
118 HSA_RUNTIME_LDFLAGS=-L$HSA_RUNTIME_LIB
119fi
120
121AC_ARG_WITH(hsa-kmt-lib,
122 [AS_HELP_STRING([--with-hsa-kmt-lib=PATH],
123 [specify directory for installed HSA KMT library.])])
124if test "x$with_hsa_kmt_lib" != x; then
125 HSA_RUNTIME_LDFLAGS="$HSA_RUNTIME_LDFLAGS -L$with_hsa_kmt_lib"
126 HSA_RUNTIME_LIB=
127fi
128
129PLUGIN_HSA=0
130PLUGIN_HSA_CPPFLAGS=
131PLUGIN_HSA_LDFLAGS=
132PLUGIN_HSA_LIBS=
133AC_SUBST(PLUGIN_HSA)
134AC_SUBST(PLUGIN_HSA_CPPFLAGS)
135AC_SUBST(PLUGIN_HSA_LDFLAGS)
136AC_SUBST(PLUGIN_HSA_LIBS)
137
138
139
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140# Get offload targets and path to install tree of offloading compiler.
141offload_additional_options=
142offload_additional_lib_paths=
143AC_SUBST(offload_additional_options)
144AC_SUBST(offload_additional_lib_paths)
145if test x"$enable_offload_targets" != x; then
146 for tgt in `echo $enable_offload_targets | sed -e 's#,# #g'`; do
147 tgt_dir=`echo $tgt | grep '=' | sed 's/.*=//'`
148 tgt=`echo $tgt | sed 's/=.*//'`
149 case $tgt in
150 *-intelmic-* | *-intelmicemul-*)
151 tgt_name=intelmic
152 ;;
153 nvptx*)
154 tgt_name=nvptx
155 PLUGIN_NVPTX=$tgt
156 PLUGIN_NVPTX_CPPFLAGS=$CUDA_DRIVER_CPPFLAGS
157 PLUGIN_NVPTX_LDFLAGS=$CUDA_DRIVER_LDFLAGS
158 PLUGIN_NVPTX_LIBS='-lcuda'
159
160 PLUGIN_NVPTX_save_CPPFLAGS=$CPPFLAGS
161 CPPFLAGS="$PLUGIN_NVPTX_CPPFLAGS $CPPFLAGS"
162 PLUGIN_NVPTX_save_LDFLAGS=$LDFLAGS
163 LDFLAGS="$PLUGIN_NVPTX_LDFLAGS $LDFLAGS"
164 PLUGIN_NVPTX_save_LIBS=$LIBS
165 LIBS="$PLUGIN_NVPTX_LIBS $LIBS"
166 AC_LINK_IFELSE(
167 [AC_LANG_PROGRAM(
168 [#include "cuda.h"],
169 [CUresult r = cuCtxPushCurrent (NULL);])],
170 [PLUGIN_NVPTX=1])
171 CPPFLAGS=$PLUGIN_NVPTX_save_CPPFLAGS
172 LDFLAGS=$PLUGIN_NVPTX_save_LDFLAGS
173 LIBS=$PLUGIN_NVPTX_save_LIBS
174 case $PLUGIN_NVPTX in
175 nvptx*)
176 PLUGIN_NVPTX=0
177 AC_MSG_ERROR([CUDA driver package required for nvptx support])
178 ;;
179 esac
180 ;;
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181 hsa*)
182 case "${target}" in
183 x86_64-*-*)
184 case " ${CC} ${CFLAGS} " in
185 *" -m32 "*)
186 PLUGIN_HSA=0
187 ;;
188 *)
189 tgt_name=hsa
190 PLUGIN_HSA=$tgt
191 PLUGIN_HSA_CPPFLAGS=$HSA_RUNTIME_CPPFLAGS
192 PLUGIN_HSA_LDFLAGS=$HSA_RUNTIME_LDFLAGS
193 PLUGIN_HSA_LIBS="-lhsa-runtime64 -lhsakmt"
194
195 PLUGIN_HSA_save_CPPFLAGS=$CPPFLAGS
196 CPPFLAGS="$PLUGIN_HSA_CPPFLAGS $CPPFLAGS"
197 PLUGIN_HSA_save_LDFLAGS=$LDFLAGS
198 LDFLAGS="$PLUGIN_HSA_LDFLAGS $LDFLAGS"
199 PLUGIN_HSA_save_LIBS=$LIBS
200 LIBS="$PLUGIN_HSA_LIBS $LIBS"
201
202 AC_LINK_IFELSE(
203 [AC_LANG_PROGRAM(
204 [#include "hsa.h"],
205 [hsa_status_t status = hsa_init ()])],
206 [PLUGIN_HSA=1])
207 CPPFLAGS=$PLUGIN_HSA_save_CPPFLAGS
208 LDFLAGS=$PLUGIN_HSA_save_LDFLAGS
209 LIBS=$PLUGIN_HSA_save_LIBS
210 case $PLUGIN_HSA in
211 hsa*)
212 HSA_PLUGIN=0
213 AC_MSG_ERROR([HSA run-time package required for HSA support])
214 ;;
215 esac
216 ;;
217 esac
218 ;;
219 *-*-*)
220 PLUGIN_HSA=0
221 ;;
222 esac
223 ;;
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224 *)
225 AC_MSG_ERROR([unknown offload target specified])
226 ;;
227 esac
228 if test x"$offload_targets" = x; then
229 offload_targets=$tgt_name
230 else
231 offload_targets=$offload_targets,$tgt_name
232 fi
233 if test x"$tgt_dir" != x; then
234 offload_additional_options="$offload_additional_options -B$tgt_dir/libexec/gcc/\$(target_alias)/\$(gcc_version) -B$tgt_dir/bin"
235 offload_additional_lib_paths="$offload_additional_lib_paths:$tgt_dir/lib64:$tgt_dir/lib:$tgt_dir/lib32"
236 else
237 offload_additional_options="$offload_additional_options -B\$(libexecdir)/gcc/\$(target_alias)/\$(gcc_version) -B\$(bindir)"
238 offload_additional_lib_paths="$offload_additional_lib_paths:$toolexeclibdir"
239 fi
240 done
241fi
242AC_DEFINE_UNQUOTED(OFFLOAD_TARGETS, "$offload_targets",
64186aad 243 [Define to offload targets, separated by commas.])
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244AM_CONDITIONAL([PLUGIN_NVPTX], [test $PLUGIN_NVPTX = 1])
245AC_DEFINE_UNQUOTED([PLUGIN_NVPTX], [$PLUGIN_NVPTX],
246 [Define to 1 if the NVIDIA plugin is built, 0 if not.])
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247AM_CONDITIONAL([PLUGIN_HSA], [test $PLUGIN_HSA = 1])
248AC_DEFINE_UNQUOTED([PLUGIN_HSA], [$PLUGIN_HSA],
249 [Define to 1 if the HSA plugin is built, 0 if not.])