src/gallium/targets/opencl/meson.build

   1 # Copyright © 2017 Intel Corporation
   2
   3 # Permission is hereby granted, free of charge, to any person obtaining a copy
   4 # of this software and associated documentation files (the "Software"), to deal
   5 # in the Software without restriction, including without limitation the rights
   6 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   7 # copies of the Software, and to permit persons to whom the Software is
   8 # furnished to do so, subject to the following conditions:
   9
  10 # The above copyright notice and this permission notice shall be included in
  11 # all copies or substantial portions of the Software.
  12
  13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  16 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  17 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  18 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  19 # SOFTWARE.
  20
  21 opencl_link_args = []
  22 opencl_link_deps = []
  23 opencl_version = '1'
  24
  25 if with_ld_version_script
  26   opencl_link_args += [
  27     '-Wl,--version-script', join_paths(meson.current_source_dir(), 'opencl.sym')
  28   ]
  29   opencl_link_deps += files('opencl.sym')
  30 endif
  31
  32 llvm_libdir = dep_llvm.get_configtool_variable('libdir')
  33 opencl_libname = with_opencl_icd ? 'MesaOpenCL' : 'OpenCL'
  34
  35 polly_dep = null_dep
  36 polly_isl_dep = null_dep
  37 if dep_llvm.version().version_compare('>=10.0.0')
  38   polly_dep = cpp.find_library('Polly', dirs : llvm_libdir, required : false)
  39   polly_isl_dep = cpp.find_library('PollyISL', dirs : llvm_libdir, required : false)
  40 endif
  41
  42 dep_clang = cpp.find_library('clang-cpp', dirs : llvm_libdir, required : false)
  43
  44 # meson will return clang-cpp from system dirs if it's not found in llvm_libdir
  45 linker_rpath_arg = '-Wl,--rpath=@0@'.format(llvm_libdir)
  46 clang_test_code = '''
  47   #include <clang/Basic/Version.h>
  48   int main (void) {
  49     size_t found_pos = clang::getClangFullVersion().find(CLANG_VERSION_STRING);
  50     return found_pos == ::std::string::npos ? 1 : 0;
  51   }
  52 '''
  53 can_check_clang = (not meson.is_cross_build() or meson.has_exe_wrapper()) and cpp.has_link_argument(linker_rpath_arg)
  54 if can_check_clang
  55   test_run = cpp.run(clang_test_code, name : 'dep-clang-usable',
  56                      dependencies : [dep_llvm, dep_clang], args : linker_rpath_arg)
  57   dep_clang_usable = test_run.compiled() and test_run.returncode() == 0
  58 else
  59   dep_clang_usable = true
  60 endif
  61 if not (dep_clang.found() and dep_clang_usable)
  62   dep_clang = [
  63     cpp.find_library('clangCodeGen', dirs : llvm_libdir),
  64     cpp.find_library('clangFrontendTool', dirs : llvm_libdir),
  65     cpp.find_library('clangFrontend', dirs : llvm_libdir),
  66     cpp.find_library('clangDriver', dirs : llvm_libdir),
  67     cpp.find_library('clangSerialization', dirs : llvm_libdir),
  68     cpp.find_library('clangParse', dirs : llvm_libdir),
  69     cpp.find_library('clangSema', dirs : llvm_libdir),
  70     cpp.find_library('clangAnalysis', dirs : llvm_libdir),
  71     cpp.find_library('clangAST', dirs : llvm_libdir),
  72     cpp.find_library('clangASTMatchers', dirs : llvm_libdir),
  73     cpp.find_library('clangEdit', dirs : llvm_libdir),
  74     cpp.find_library('clangLex', dirs : llvm_libdir),
  75     cpp.find_library('clangBasic', dirs : llvm_libdir),
  76     polly_dep, polly_isl_dep,
  77   ]
  78   # check clang once more
  79   if can_check_clang
  80     test_run = cpp.run(clang_test_code, name : 'dep-clang-usable',
  81                        dependencies : [dep_llvm, dep_clang], args : linker_rpath_arg)
  82     if not test_run.compiled() or test_run.returncode() != 0
  83       error('No usable clang found!')
  84     endif
  85   endif
  86 endif
  87
  88 libopencl = shared_library(
  89   opencl_libname,
  90   [],
  91   link_args : [ld_args_gc_sections, opencl_link_args],
  92   link_depends : opencl_link_deps,
  93   link_whole : libclover,
  94   link_with : [libpipe_loader_dynamic, libgallium],
  95   dependencies : [
  96     idep_mesautil,
  97     dep_clock, dep_dl, dep_unwind, dep_elf, dep_clang
  98   ],
  99   version : '@0@.0.0'.format(opencl_version),
 100   install : true,
 101 )
 102
 103 if with_opencl_icd
 104   _config = configuration_data()
 105   _config.set('OPENCL_LIBNAME', 'MesaOpenCL')
 106   _config.set('OPENCL_VERSION', opencl_version)
 107   configure_file(
 108     configuration : _config,
 109     input : 'mesa.icd.in',
 110     output : 'mesa.icd',
 111     install : true,
 112     install_dir : join_paths(get_option('sysconfdir'), 'OpenCL', 'vendors'),
 113   )
 114 endif