[thirdparty/gcc.git] / libgomp / plugin / configfrag.ac

# Plugins for offload execution, configure.ac fragment.  -*- mode: autoconf -*-
#
# Copyright (C) 2014-2020 Free Software Foundation, Inc.
#
# Contributed by Mentor Embedded.
#
# This file is part of the GNU Offloading and Multi Processing Library
# (libgomp).
#
# Libgomp is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# Libgomp 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 General Public License for
# more details.
#
# Under Section 7 of GPL version 3, you are granted additional
# permissions described in the GCC Runtime Library Exception, version
# 3.1, as published by the Free Software Foundation.
#
# You should have received a copy of the GNU General Public License and
# a copy of the GCC Runtime Library Exception along with this program;
# see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
# <http://www.gnu.org/licenses/>.

plugin_support=yes
AC_CHECK_LIB(dl, dlsym, , [plugin_support=no])
if test x"$plugin_support" = xyes; then
  AC_DEFINE(PLUGIN_SUPPORT, 1,
    [Define if all infrastructure, needed for plugins, is supported.])
elif test "x${enable_offload_targets-no}" != xno; then
  AC_MSG_ERROR([Can't support offloading without support for plugins])
fi
AC_CHECK_HEADERS_ONCE(unistd.h)
AC_CHECK_FUNCS_ONCE(secure_getenv __secure_getenv getuid geteuid getgid getegid)


# Look for the CUDA driver package.
CUDA_DRIVER_INCLUDE=
CUDA_DRIVER_LIB=
AC_SUBST(CUDA_DRIVER_INCLUDE)
AC_SUBST(CUDA_DRIVER_LIB)
CUDA_DRIVER_CPPFLAGS=
CUDA_DRIVER_LDFLAGS=
AC_ARG_WITH(cuda-driver,
	[AS_HELP_STRING([--with-cuda-driver=PATH],
		[specify prefix directory for installed CUDA driver package.
		 Equivalent to --with-cuda-driver-include=PATH/include
		 plus --with-cuda-driver-lib=PATH/lib])])
AC_ARG_WITH(cuda-driver-include,
	[AS_HELP_STRING([--with-cuda-driver-include=PATH],
		[specify directory for installed CUDA driver include files])])
AC_ARG_WITH(cuda-driver-lib,
	[AS_HELP_STRING([--with-cuda-driver-lib=PATH],
		[specify directory for the installed CUDA driver library])])
case "x$with_cuda_driver" in
  x) ;;
  xno)
    CUDA_DRIVER_INCLUDE=no
    CUDA_DRIVER_LIB=no
    ;;
  *) CUDA_DRIVER_INCLUDE=$with_cuda_driver/include
     CUDA_DRIVER_LIB=$with_cuda_driver/lib
     ;;
esac
if test "x$with_cuda_driver_include" != x; then
  CUDA_DRIVER_INCLUDE=$with_cuda_driver_include
fi
if test "x$with_cuda_driver_lib" != x; then
  CUDA_DRIVER_LIB=$with_cuda_driver_lib
fi
if test "x$CUDA_DRIVER_INCLUDE" != x \
   && test "x$CUDA_DRIVER_INCLUDE" != xno; then
  CUDA_DRIVER_CPPFLAGS=-I$CUDA_DRIVER_INCLUDE
fi
if test "x$CUDA_DRIVER_LIB" != x \
   && test "x$CUDA_DRIVER_LIB" != xno; then
  CUDA_DRIVER_LDFLAGS=-L$CUDA_DRIVER_LIB
fi

PLUGIN_NVPTX=0
PLUGIN_NVPTX_CPPFLAGS=
PLUGIN_NVPTX_LDFLAGS=
PLUGIN_NVPTX_LIBS=
PLUGIN_NVPTX_DYNAMIC=0
AC_SUBST(PLUGIN_NVPTX)
AC_SUBST(PLUGIN_NVPTX_CPPFLAGS)
AC_SUBST(PLUGIN_NVPTX_LDFLAGS)
AC_SUBST(PLUGIN_NVPTX_LIBS)

# Look for HSA run-time, its includes and libraries

HSA_RUNTIME_INCLUDE=
HSA_RUNTIME_LIB=
AC_SUBST(HSA_RUNTIME_INCLUDE)
AC_SUBST(HSA_RUNTIME_LIB)
HSA_RUNTIME_CPPFLAGS=
HSA_RUNTIME_LDFLAGS=

AC_ARG_WITH(hsa-runtime,
	[AS_HELP_STRING([--with-hsa-runtime=PATH],
		[specify prefix directory for installed HSA run-time package.
		 Equivalent to --with-hsa-runtime-include=PATH/include
		 plus --with-hsa-runtime-lib=PATH/lib])])
AC_ARG_WITH(hsa-runtime-include,
	[AS_HELP_STRING([--with-hsa-runtime-include=PATH],
		[specify directory for installed HSA run-time include files])])
AC_ARG_WITH(hsa-runtime-lib,
	[AS_HELP_STRING([--with-hsa-runtime-lib=PATH],
		[specify directory for the installed HSA run-time library])])
if test "x$with_hsa_runtime" != x; then
  HSA_RUNTIME_INCLUDE=$with_hsa_runtime/include
  HSA_RUNTIME_LIB=$with_hsa_runtime/lib
fi
if test "x$with_hsa_runtime_include" != x; then
  HSA_RUNTIME_INCLUDE=$with_hsa_runtime_include
fi
if test "x$with_hsa_runtime_lib" != x; then
  HSA_RUNTIME_LIB=$with_hsa_runtime_lib
fi
if test "x$HSA_RUNTIME_INCLUDE" != x; then
  HSA_RUNTIME_CPPFLAGS=-I$HSA_RUNTIME_INCLUDE
fi
if test "x$HSA_RUNTIME_LIB" != x; then
  HSA_RUNTIME_LDFLAGS=-L$HSA_RUNTIME_LIB
fi

PLUGIN_HSA=0
PLUGIN_HSA_CPPFLAGS=
PLUGIN_HSA_LDFLAGS=
PLUGIN_HSA_LIBS=
AC_SUBST(PLUGIN_HSA)
AC_SUBST(PLUGIN_HSA_CPPFLAGS)
AC_SUBST(PLUGIN_HSA_LDFLAGS)
AC_SUBST(PLUGIN_HSA_LIBS)

PLUGIN_GCN=0
PLUGIN_GCN_CPPFLAGS=
PLUGIN_GCN_LDFLAGS=
PLUGIN_GCN_LIBS=
AC_SUBST(PLUGIN_GCN)
AC_SUBST(PLUGIN_GCN_CPPFLAGS)
AC_SUBST(PLUGIN_GCN_LDFLAGS)
AC_SUBST(PLUGIN_GCN_LIBS)

# Parse '--enable-offload-targets', figure out the corresponding libgomp
# plugins, and configure to find the corresponding offload compilers.
# 'offload_plugins' and 'offload_targets' will be populated in the same order.
offload_plugins=
offload_targets=
AC_SUBST(offload_plugins)
AC_SUBST(offload_targets)
offload_additional_options=
offload_additional_lib_paths=
AC_SUBST(offload_additional_options)
AC_SUBST(offload_additional_lib_paths)
if test x"$enable_offload_targets" != x; then
  for tgt in `echo $enable_offload_targets | sed -e 's#,# #g'`; do
    tgt_dir=`echo $tgt | grep '=' | sed 's/.*=//'`
    tgt=`echo $tgt | sed 's/=.*//'`
    tgt_plugin=
    case $tgt in
      *-intelmic-* | *-intelmicemul-*)
	tgt_plugin=intelmic
	;;
      nvptx*)
	tgt_plugin=nvptx
	PLUGIN_NVPTX=$tgt
	if test "x$CUDA_DRIVER_LIB" != xno \
	   && test "x$CUDA_DRIVER_LIB" != xno; then
	  PLUGIN_NVPTX_CPPFLAGS=$CUDA_DRIVER_CPPFLAGS
	  PLUGIN_NVPTX_LDFLAGS=$CUDA_DRIVER_LDFLAGS
	  PLUGIN_NVPTX_LIBS='-lcuda'

	  PLUGIN_NVPTX_save_CPPFLAGS=$CPPFLAGS
	  CPPFLAGS="$PLUGIN_NVPTX_CPPFLAGS $CPPFLAGS"
	  PLUGIN_NVPTX_save_LDFLAGS=$LDFLAGS
	  LDFLAGS="$PLUGIN_NVPTX_LDFLAGS $LDFLAGS"
	  PLUGIN_NVPTX_save_LIBS=$LIBS
	  LIBS="$PLUGIN_NVPTX_LIBS $LIBS"
	  AC_LINK_IFELSE(
	    [AC_LANG_PROGRAM(
	      [#include "cuda.h"],
		[CUresult r = cuCtxPushCurrent (NULL);])],
	    [PLUGIN_NVPTX=1])
	  CPPFLAGS=$PLUGIN_NVPTX_save_CPPFLAGS
	  LDFLAGS=$PLUGIN_NVPTX_save_LDFLAGS
	  LIBS=$PLUGIN_NVPTX_save_LIBS
	fi
	case $PLUGIN_NVPTX in
	  nvptx*)
	    if (test "x$CUDA_DRIVER_INCLUDE" = x \
		|| test "x$CUDA_DRIVER_INCLUDE" = xno) \
	       && (test "x$CUDA_DRIVER_LIB" = x \
		   || test "x$CUDA_DRIVER_LIB" = xno); then
	      PLUGIN_NVPTX=1
	      PLUGIN_NVPTX_CPPFLAGS='-I$(srcdir)/plugin/cuda'
	      PLUGIN_NVPTX_LIBS='-ldl'
	      PLUGIN_NVPTX_DYNAMIC=1
	    else
	      PLUGIN_NVPTX=0
	      AC_MSG_ERROR([CUDA driver package required for nvptx support])
	    fi
	  ;;
	esac
	;;
      hsa*)
	case "${target}" in
	  x86_64-*-*)
	    case " ${CC} ${CFLAGS} " in
	      *" -m32 "*)
	        PLUGIN_HSA=0
		;;
	      *)
		tgt_plugin=hsa
	        PLUGIN_HSA=$tgt
	        PLUGIN_HSA_CPPFLAGS=$HSA_RUNTIME_CPPFLAGS
	        PLUGIN_HSA_LDFLAGS="$HSA_RUNTIME_LDFLAGS"
	        PLUGIN_HSA_LIBS="-ldl"

	        PLUGIN_HSA_save_CPPFLAGS=$CPPFLAGS
	        CPPFLAGS="$PLUGIN_HSA_CPPFLAGS $CPPFLAGS"
	        PLUGIN_HSA_save_LDFLAGS=$LDFLAGS
	        LDFLAGS="$PLUGIN_HSA_LDFLAGS $LDFLAGS"
	        PLUGIN_HSA_save_LIBS=$LIBS
	        LIBS="$PLUGIN_HSA_LIBS $LIBS"

	        PLUGIN_HSA=1
	        CPPFLAGS=$PLUGIN_HSA_save_CPPFLAGS
	        LDFLAGS=$PLUGIN_HSA_save_LDFLAGS
	        LIBS=$PLUGIN_HSA_save_LIBS
	        case $PLUGIN_HSA in
		  hsa*)
	            HSA_PLUGIN=0
	            AC_MSG_ERROR([HSA run-time package required for HSA support])
	            ;;
	        esac
		;;
	      esac
    	    ;;
	  *-*-*)
	    PLUGIN_HSA=0
            ;;
        esac
        ;;

      amdgcn*)
	case "${target}" in
	  x86_64-*-*)
	    case " ${CC} ${CFLAGS} " in
	      *" -m32 "*)
		PLUGIN_GCN=0
		;;
	      *)
		tgt_plugin=gcn
		PLUGIN_GCN=$tgt
		PLUGIN_GCN_CPPFLAGS=$HSA_RUNTIME_CPPFLAGS
		PLUGIN_GCN_LDFLAGS="$HSA_RUNTIME_LDFLAGS"
		PLUGIN_GCN_LIBS="-ldl"
		PLUGIN_GCN=1
		;;
	      esac
	    ;;
	  *-*-*)
	    PLUGIN_GCN=0
	     ;;
	esac
	;;
      *)
	AC_MSG_ERROR([unknown offload target specified])
	;;
    esac
    if test x"$tgt_plugin" = x; then
      # Not configuring libgomp for this offload target if we're not building
      # the corresponding offload plugin.
      continue
    elif test x"$offload_plugins" = x; then
      offload_plugins=$tgt_plugin
      offload_targets=$tgt
    else
      offload_plugins=$offload_plugins,$tgt_plugin
      offload_targets=$offload_targets,$tgt
    fi
    # Configure additional search paths.
    if test "$tgt_plugin" = hsa; then
      # Offloading compilation is all handled by the target compiler.
      :
    elif test x"$tgt_dir" != x; then
      offload_additional_options="$offload_additional_options -B$tgt_dir/libexec/gcc/\$(target_alias)/\$(gcc_version) -B$tgt_dir/bin"
      offload_additional_lib_paths="$offload_additional_lib_paths:$tgt_dir/lib64:$tgt_dir/lib:$tgt_dir/lib32"
    else
      offload_additional_options="$offload_additional_options -B\$(libexecdir)/gcc/\$(target_alias)/\$(gcc_version) -B\$(bindir)"
      offload_additional_lib_paths="$offload_additional_lib_paths:$toolexeclibdir"
    fi
  done
fi
AC_DEFINE_UNQUOTED(OFFLOAD_PLUGINS, "$offload_plugins",
  [Define to offload plugins, separated by commas.])
AM_CONDITIONAL([PLUGIN_NVPTX], [test $PLUGIN_NVPTX = 1])
AC_DEFINE_UNQUOTED([PLUGIN_NVPTX], [$PLUGIN_NVPTX],
  [Define to 1 if the NVIDIA plugin is built, 0 if not.])
AC_DEFINE_UNQUOTED([PLUGIN_NVPTX_DYNAMIC], [$PLUGIN_NVPTX_DYNAMIC],
  [Define to 1 if the NVIDIA plugin should dlopen libcuda.so.1, 0 if it should be linked against it.])
AM_CONDITIONAL([PLUGIN_HSA], [test $PLUGIN_HSA = 1])
AC_DEFINE_UNQUOTED([PLUGIN_HSA], [$PLUGIN_HSA],
  [Define to 1 if the HSA plugin is built, 0 if not.])
AM_CONDITIONAL([PLUGIN_GCN], [test $PLUGIN_GCN = 1])
AC_DEFINE_UNQUOTED([PLUGIN_GCN], [$PLUGIN_GCN],
  [Define to 1 if the GCN plugin is built, 0 if not.])

if test "$HSA_RUNTIME_LIB" != ""; then
  HSA_RUNTIME_LIB="$HSA_RUNTIME_LIB/"
fi

AC_DEFINE_UNQUOTED([HSA_RUNTIME_LIB], ["$HSA_RUNTIME_LIB"],
  [Define path to HSA runtime.])
Commit	Line	Data
41dbbb37 TS	1	# Plugins for offload execution, configure.ac fragment. -- mode: autoconf --
41dbbb37 TS	2	#
8d9254fc	3	# Copyright (C) 2014-2020 Free Software Foundation, Inc.
41dbbb37 TS	4	#
	5	# Contributed by Mentor Embedded.
	6	#
	7	# This file is part of the GNU Offloading and Multi Processing Library
	8	# (libgomp).
	9	#
	10	# Libgomp is free software; you can redistribute it and/or modify it
	11	# under the terms of the GNU General Public License as published by
	12	# the Free Software Foundation; either version 3, or (at your option)
	13	# any later version.
	14	#
	15	# Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
	16	# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
	17	# FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	18	# more details.
	19	#
	20	# Under Section 7 of GPL version 3, you are granted additional
	21	# permissions described in the GCC Runtime Library Exception, version
	22	# 3.1, as published by the Free Software Foundation.
	23	#
	24	# You should have received a copy of the GNU General Public License and
	25	# a copy of the GCC Runtime Library Exception along with this program;
	26	# see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
	27	# <http://www.gnu.org/licenses/>.
	28
41dbbb37 TS	29	plugin_support=yes
	30	AC_CHECK_LIB(dl, dlsym, , [plugin_support=no])
	31	if test x"$plugin_support" = xyes; then
	32	AC_DEFINE(PLUGIN_SUPPORT, 1,
	33	[Define if all infrastructure, needed for plugins, is supported.])
41dbbb37 TS	34	elif test "x${enable_offload_targets-no}" != xno; then
	35	AC_MSG_ERROR([Can't support offloading without support for plugins])
	36	fi
b8d89b03 ML	37	AC_CHECK_HEADERS_ONCE(unistd.h)
	38	AC_CHECK_FUNCS_ONCE(secure_getenv __secure_getenv getuid geteuid getgid getegid)
	39
41dbbb37 TS	40
	41	# Look for the CUDA driver package.
	42	CUDA_DRIVER_INCLUDE=
	43	CUDA_DRIVER_LIB=
	44	AC_SUBST(CUDA_DRIVER_INCLUDE)
	45	AC_SUBST(CUDA_DRIVER_LIB)
	46	CUDA_DRIVER_CPPFLAGS=
	47	CUDA_DRIVER_LDFLAGS=
	48	AC_ARG_WITH(cuda-driver,
	49	[AS_HELP_STRING([--with-cuda-driver=PATH],
	50	[specify prefix directory for installed CUDA driver package.
	51	Equivalent to --with-cuda-driver-include=PATH/include
	52	plus --with-cuda-driver-lib=PATH/lib])])
	53	AC_ARG_WITH(cuda-driver-include,
	54	[AS_HELP_STRING([--with-cuda-driver-include=PATH],
	55	[specify directory for installed CUDA driver include files])])
	56	AC_ARG_WITH(cuda-driver-lib,
	57	[AS_HELP_STRING([--with-cuda-driver-lib=PATH],
	58	[specify directory for the installed CUDA driver library])])
2393d337	59	case "x$with_cuda_driver" in
09940090 TV	60	x) ;;
	61	xno)
	62	CUDA_DRIVER_INCLUDE=no
	63	CUDA_DRIVER_LIB=no
	64	;;
2393d337 JJ	65	*) CUDA_DRIVER_INCLUDE=$with_cuda_driver/include
	66	CUDA_DRIVER_LIB=$with_cuda_driver/lib
	67	;;
	68	esac
41dbbb37 TS	69	if test "x$with_cuda_driver_include" != x; then
	70	CUDA_DRIVER_INCLUDE=$with_cuda_driver_include
	71	fi
	72	if test "x$with_cuda_driver_lib" != x; then
	73	CUDA_DRIVER_LIB=$with_cuda_driver_lib
	74	fi
09940090 TV	75	if test "x$CUDA_DRIVER_INCLUDE" != x \
09940090 TV	76	&& test "x$CUDA_DRIVER_INCLUDE" != xno; then
41dbbb37 TS	77	CUDA_DRIVER_CPPFLAGS=-I$CUDA_DRIVER_INCLUDE
41dbbb37 TS	78	fi
09940090 TV	79	if test "x$CUDA_DRIVER_LIB" != x \
09940090 TV	80	&& test "x$CUDA_DRIVER_LIB" != xno; then
41dbbb37 TS	81	CUDA_DRIVER_LDFLAGS=-L$CUDA_DRIVER_LIB
	82	fi
	83
	84	PLUGIN_NVPTX=0
	85	PLUGIN_NVPTX_CPPFLAGS=
	86	PLUGIN_NVPTX_LDFLAGS=
	87	PLUGIN_NVPTX_LIBS=
2393d337	88	PLUGIN_NVPTX_DYNAMIC=0
41dbbb37 TS	89	AC_SUBST(PLUGIN_NVPTX)
	90	AC_SUBST(PLUGIN_NVPTX_CPPFLAGS)
	91	AC_SUBST(PLUGIN_NVPTX_LDFLAGS)
	92	AC_SUBST(PLUGIN_NVPTX_LIBS)
	93
b2b40051 MJ	94	# Look for HSA run-time, its includes and libraries
	95
	96	HSA_RUNTIME_INCLUDE=
	97	HSA_RUNTIME_LIB=
	98	AC_SUBST(HSA_RUNTIME_INCLUDE)
	99	AC_SUBST(HSA_RUNTIME_LIB)
	100	HSA_RUNTIME_CPPFLAGS=
	101	HSA_RUNTIME_LDFLAGS=
	102
	103	AC_ARG_WITH(hsa-runtime,
	104	[AS_HELP_STRING([--with-hsa-runtime=PATH],
	105	[specify prefix directory for installed HSA run-time package.
	106	Equivalent to --with-hsa-runtime-include=PATH/include
	107	plus --with-hsa-runtime-lib=PATH/lib])])
	108	AC_ARG_WITH(hsa-runtime-include,
	109	[AS_HELP_STRING([--with-hsa-runtime-include=PATH],
	110	[specify directory for installed HSA run-time include files])])
	111	AC_ARG_WITH(hsa-runtime-lib,
	112	[AS_HELP_STRING([--with-hsa-runtime-lib=PATH],
	113	[specify directory for the installed HSA run-time library])])
	114	if test "x$with_hsa_runtime" != x; then
	115	HSA_RUNTIME_INCLUDE=$with_hsa_runtime/include
	116	HSA_RUNTIME_LIB=$with_hsa_runtime/lib
	117	fi
	118	if test "x$with_hsa_runtime_include" != x; then
	119	HSA_RUNTIME_INCLUDE=$with_hsa_runtime_include
	120	fi
	121	if test "x$with_hsa_runtime_lib" != x; then
	122	HSA_RUNTIME_LIB=$with_hsa_runtime_lib
	123	fi
	124	if test "x$HSA_RUNTIME_INCLUDE" != x; then
	125	HSA_RUNTIME_CPPFLAGS=-I$HSA_RUNTIME_INCLUDE
	126	fi
	127	if test "x$HSA_RUNTIME_LIB" != x; then
	128	HSA_RUNTIME_LDFLAGS=-L$HSA_RUNTIME_LIB
	129	fi
	130
b2b40051 MJ	131	PLUGIN_HSA=0
	132	PLUGIN_HSA_CPPFLAGS=
	133	PLUGIN_HSA_LDFLAGS=
	134	PLUGIN_HSA_LIBS=
	135	AC_SUBST(PLUGIN_HSA)
	136	AC_SUBST(PLUGIN_HSA_CPPFLAGS)
	137	AC_SUBST(PLUGIN_HSA_LDFLAGS)
	138	AC_SUBST(PLUGIN_HSA_LIBS)
	139
237957cc AS	140	PLUGIN_GCN=0
	141	PLUGIN_GCN_CPPFLAGS=
	142	PLUGIN_GCN_LDFLAGS=
	143	PLUGIN_GCN_LIBS=
	144	AC_SUBST(PLUGIN_GCN)
	145	AC_SUBST(PLUGIN_GCN_CPPFLAGS)
	146	AC_SUBST(PLUGIN_GCN_LDFLAGS)
	147	AC_SUBST(PLUGIN_GCN_LIBS)
	148
ee332b4a TS	149	# Parse '--enable-offload-targets', figure out the corresponding libgomp
ee332b4a TS	150	# plugins, and configure to find the corresponding offload compilers.
0a0384b4	151	# 'offload_plugins' and 'offload_targets' will be populated in the same order.
ee332b4a	152	offload_plugins=
0a0384b4	153	offload_targets=
ee332b4a	154	AC_SUBST(offload_plugins)
0a0384b4	155	AC_SUBST(offload_targets)
41dbbb37 TS	156	offload_additional_options=
	157	offload_additional_lib_paths=
	158	AC_SUBST(offload_additional_options)
	159	AC_SUBST(offload_additional_lib_paths)
	160	if test x"$enable_offload_targets" != x; then
	161	for tgt in `echo $enable_offload_targets \| sed -e 's#,# #g'`; do
	162	tgt_dir=`echo $tgt \| grep '=' \| sed 's/.*=//'`
	163	tgt=`echo $tgt \| sed 's/=.*//'`
ee332b4a	164	tgt_plugin=
41dbbb37 TS	165	case $tgt in
41dbbb37 TS	166	-intelmic- \| -intelmicemul-)
ee332b4a	167	tgt_plugin=intelmic
41dbbb37 TS	168	;;
41dbbb37 TS	169	nvptx*)
ee332b4a	170	tgt_plugin=nvptx
41dbbb37	171	PLUGIN_NVPTX=$tgt
09940090 TV	172	if test "x$CUDA_DRIVER_LIB" != xno \
	173	&& test "x$CUDA_DRIVER_LIB" != xno; then
	174	PLUGIN_NVPTX_CPPFLAGS=$CUDA_DRIVER_CPPFLAGS
	175	PLUGIN_NVPTX_LDFLAGS=$CUDA_DRIVER_LDFLAGS
	176	PLUGIN_NVPTX_LIBS='-lcuda'
41dbbb37	177
09940090 TV	178	PLUGIN_NVPTX_save_CPPFLAGS=$CPPFLAGS
	179	CPPFLAGS="$PLUGIN_NVPTX_CPPFLAGS $CPPFLAGS"
	180	PLUGIN_NVPTX_save_LDFLAGS=$LDFLAGS
	181	LDFLAGS="$PLUGIN_NVPTX_LDFLAGS $LDFLAGS"
	182	PLUGIN_NVPTX_save_LIBS=$LIBS
	183	LIBS="$PLUGIN_NVPTX_LIBS $LIBS"
	184	AC_LINK_IFELSE(
	185	[AC_LANG_PROGRAM(
	186	[#include "cuda.h"],
	187	[CUresult r = cuCtxPushCurrent (NULL);])],
	188	[PLUGIN_NVPTX=1])
	189	CPPFLAGS=$PLUGIN_NVPTX_save_CPPFLAGS
	190	LDFLAGS=$PLUGIN_NVPTX_save_LDFLAGS
	191	LIBS=$PLUGIN_NVPTX_save_LIBS
	192	fi
41dbbb37 TS	193	case $PLUGIN_NVPTX in
41dbbb37 TS	194	nvptx*)
09940090 TV	195	if (test "x$CUDA_DRIVER_INCLUDE" = x \
	196	\|\| test "x$CUDA_DRIVER_INCLUDE" = xno) \
	197	&& (test "x$CUDA_DRIVER_LIB" = x \
	198	\|\| test "x$CUDA_DRIVER_LIB" = xno); then
2393d337 JJ	199	PLUGIN_NVPTX=1
	200	PLUGIN_NVPTX_CPPFLAGS='-I$(srcdir)/plugin/cuda'
	201	PLUGIN_NVPTX_LIBS='-ldl'
	202	PLUGIN_NVPTX_DYNAMIC=1
	203	else
	204	PLUGIN_NVPTX=0
	205	AC_MSG_ERROR([CUDA driver package required for nvptx support])
	206	fi
	207	;;
41dbbb37 TS	208	esac
41dbbb37 TS	209	;;
b2b40051 MJ	210	hsa*)
	211	case "${target}" in
	212	x86_64--)
	213	case " ${CC} ${CFLAGS} " in
	214	" -m32 ")
	215	PLUGIN_HSA=0
	216	;;
	217	*)
ee332b4a	218	tgt_plugin=hsa
b2b40051 MJ	219	PLUGIN_HSA=$tgt
b2b40051 MJ	220	PLUGIN_HSA_CPPFLAGS=$HSA_RUNTIME_CPPFLAGS
b8d89b03 ML	221	PLUGIN_HSA_LDFLAGS="$HSA_RUNTIME_LDFLAGS"
b8d89b03 ML	222	PLUGIN_HSA_LIBS="-ldl"
b2b40051 MJ	223
	224	PLUGIN_HSA_save_CPPFLAGS=$CPPFLAGS
	225	CPPFLAGS="$PLUGIN_HSA_CPPFLAGS $CPPFLAGS"
	226	PLUGIN_HSA_save_LDFLAGS=$LDFLAGS
	227	LDFLAGS="$PLUGIN_HSA_LDFLAGS $LDFLAGS"
	228	PLUGIN_HSA_save_LIBS=$LIBS
	229	LIBS="$PLUGIN_HSA_LIBS $LIBS"
	230
b8d89b03	231	PLUGIN_HSA=1
b2b40051 MJ	232	CPPFLAGS=$PLUGIN_HSA_save_CPPFLAGS
	233	LDFLAGS=$PLUGIN_HSA_save_LDFLAGS
	234	LIBS=$PLUGIN_HSA_save_LIBS
	235	case $PLUGIN_HSA in
ee332b4a	236	hsa*)
b2b40051 MJ	237	HSA_PLUGIN=0
	238	AC_MSG_ERROR([HSA run-time package required for HSA support])
	239	;;
	240	esac
	241	;;
	242	esac
	243	;;
	244	--*)
	245	PLUGIN_HSA=0
	246	;;
	247	esac
	248	;;
237957cc AS	249
	250	amdgcn*)
	251	case "${target}" in
	252	x86_64--)
	253	case " ${CC} ${CFLAGS} " in
	254	" -m32 ")
	255	PLUGIN_GCN=0
	256	;;
	257	*)
	258	tgt_plugin=gcn
	259	PLUGIN_GCN=$tgt
	260	PLUGIN_GCN_CPPFLAGS=$HSA_RUNTIME_CPPFLAGS
	261	PLUGIN_GCN_LDFLAGS="$HSA_RUNTIME_LDFLAGS"
	262	PLUGIN_GCN_LIBS="-ldl"
	263	PLUGIN_GCN=1
	264	;;
	265	esac
	266	;;
	267	--*)
	268	PLUGIN_GCN=0
	269	;;
	270	esac
	271	;;
41dbbb37 TS	272	*)
	273	AC_MSG_ERROR([unknown offload target specified])
	274	;;
	275	esac
ee332b4a TS	276	if test x"$tgt_plugin" = x; then
	277	# Not configuring libgomp for this offload target if we're not building
	278	# the corresponding offload plugin.
41d809d3	279	continue
ee332b4a TS	280	elif test x"$offload_plugins" = x; then
ee332b4a TS	281	offload_plugins=$tgt_plugin
0a0384b4	282	offload_targets=$tgt
41dbbb37	283	else
ee332b4a	284	offload_plugins=$offload_plugins,$tgt_plugin
0a0384b4	285	offload_targets=$offload_targets,$tgt
41dbbb37	286	fi
ee332b4a TS	287	# Configure additional search paths.
ee332b4a TS	288	if test "$tgt_plugin" = hsa; then
4a88d9b7 TS	289	# Offloading compilation is all handled by the target compiler.
	290	:
	291	elif test x"$tgt_dir" != x; then
41dbbb37 TS	292	offload_additional_options="$offload_additional_options -B$tgt_dir/libexec/gcc/\$(target_alias)/\$(gcc_version) -B$tgt_dir/bin"
	293	offload_additional_lib_paths="$offload_additional_lib_paths:$tgt_dir/lib64:$tgt_dir/lib:$tgt_dir/lib32"
	294	else
	295	offload_additional_options="$offload_additional_options -B\$(libexecdir)/gcc/\$(target_alias)/\$(gcc_version) -B\$(bindir)"
	296	offload_additional_lib_paths="$offload_additional_lib_paths:$toolexeclibdir"
	297	fi
	298	done
	299	fi
ee332b4a TS	300	AC_DEFINE_UNQUOTED(OFFLOAD_PLUGINS, "$offload_plugins",
ee332b4a TS	301	[Define to offload plugins, separated by commas.])
41dbbb37 TS	302	AM_CONDITIONAL([PLUGIN_NVPTX], [test $PLUGIN_NVPTX = 1])
	303	AC_DEFINE_UNQUOTED([PLUGIN_NVPTX], [$PLUGIN_NVPTX],
	304	[Define to 1 if the NVIDIA plugin is built, 0 if not.])
2393d337 JJ	305	AC_DEFINE_UNQUOTED([PLUGIN_NVPTX_DYNAMIC], [$PLUGIN_NVPTX_DYNAMIC],
2393d337 JJ	306	[Define to 1 if the NVIDIA plugin should dlopen libcuda.so.1, 0 if it should be linked against it.])
b2b40051 MJ	307	AM_CONDITIONAL([PLUGIN_HSA], [test $PLUGIN_HSA = 1])
	308	AC_DEFINE_UNQUOTED([PLUGIN_HSA], [$PLUGIN_HSA],
	309	[Define to 1 if the HSA plugin is built, 0 if not.])
237957cc AS	310	AM_CONDITIONAL([PLUGIN_GCN], [test $PLUGIN_GCN = 1])
	311	AC_DEFINE_UNQUOTED([PLUGIN_GCN], [$PLUGIN_GCN],
	312	[Define to 1 if the GCN plugin is built, 0 if not.])
b8d89b03 ML	313
	314	if test "$HSA_RUNTIME_LIB" != ""; then
	315	HSA_RUNTIME_LIB="$HSA_RUNTIME_LIB/"
	316	fi
	317
	318	AC_DEFINE_UNQUOTED([HSA_RUNTIME_LIB], ["$HSA_RUNTIME_LIB"],
	319	[Define path to HSA runtime.])