Module: BOAST::Compilers

Includes:
Rake::DSL
Included in:
CKernel
Defined in:
lib/BOAST/Runtime/Compilers.rb

Instance Method Summary collapse

Instance Method Details

#get_includes(narray_path) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 23

def get_includes(narray_path)
  includes = "-I#{RbConfig::CONFIG["archdir"]}"
  includes += " -I#{RbConfig::CONFIG["rubyhdrdir"]} -I#{RbConfig::CONFIG["rubyhdrdir"]}/#{RbConfig::CONFIG["arch"]}"
  includes += " -I#{RbConfig::CONFIG["rubyarchhdrdir"]}" if RbConfig::CONFIG["rubyarchhdrdir"]
  includes += " -I#{narray_path}" if narray_path
  return includes
end

#get_narray_path ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 31

def get_narray_path
  narray_path = nil
  begin
    spec = Gem::Specification::find_by_name('narray')
    narray_path = spec.full_gem_path
  rescue Gem::LoadError => e
  rescue NoMethodError => e
    spec = Gem::available?('narray')
    if spec then
      require 'narray' 
      narray_path = Gem.loaded_specs['narray'].full_gem_path
    end
  end
end

#get_openmp_flags(compiler) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 12

def get_openmp_flags(compiler)
  openmp_flags = BOAST::get_openmp_flags[compiler]
  if not openmp_flags then
    keys = BOAST::get_openmp_flags.keys
    keys.each { |k|
      openmp_flags = BOAST::get_openmp_flags[k] if compiler.match(k)
    }
  end
  return openmp_flags
end

#setup_c_compiler(options, includes, narray_path, runner) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 46

def setup_c_compiler(options, includes, narray_path, runner)
  c_mppa_compiler = "k1-gcc"
  c_compiler = options[:CC]
  cflags = options[:CFLAGS]
  cflags += " -march=#{get_model}"
  cflags += " -fPIC #{includes}"
  cflags += " -DHAVE_NARRAY_H" if narray_path
  cflags += " -I/usr/local/k1tools/include" if @architecture == MPPA
  objext = RbConfig::CONFIG["OBJEXT"]
  if (options[:openmp] or options[:OPENMP]) and @lang == C and not disable_openmp then
      openmp_cflags = get_openmp_flags(c_compiler)
      raise "unkwown openmp flags for: #{c_compiler}" if not openmp_cflags
      cflags += " #{openmp_cflags}"
  end

  rule ".#{objext}" => '.c' do |t|
    c_call_string = "#{c_compiler} #{cflags} -c -o #{t.name} #{t.source}"
    runner.call(t, c_call_string)
  end

  rule ".#{objext}io" => ".cio" do |t|
    c_call_string = "#{c_mppa_compiler} -mcore=k1io -mos=rtems"
    c_call_string += " -mboard=developer -x c -c -o #{t.name} #{t.source}"
    runner.call(t, c_call_string)
  end

  rule ".#{objext}comp" => ".ccomp" do |t|
    c_call_string = "#{c_mppa_compiler} -mcore=k1dp -mos=nodeos"
    c_call_string += " -mboard=developer -x c -c -o #{t.name} #{t.source}"
    runner.call(t, c_call_string)
  end
end

#setup_compilers(options = {}) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 173

def setup_compilers(options = {})
  Rake::Task::clear
  verbose = options[:VERBOSE]
  verbose = get_verbose if not verbose
  Rake::verbose(verbose)
  Rake::FileUtilsExt.verbose_flag=verbose

  narray_path = get_narray_path
  includes = get_includes(narray_path)

  runner = lambda { |t, call_string|
    if verbose then
      sh call_string
    else
      status, stdout, stderr = systemu call_string
      if not status.success? then
        puts stderr
        fail "#{t.source}: compilation failed"
      end
      status.success?
    end
  }

  setup_c_compiler(options, includes, narray_path, runner)
  setup_cxx_compiler(options, includes, runner)
  setup_fortran_compiler(options, runner)
  setup_cuda_compiler(options, runner)
  
  setup_linker_mppa(options, runner) if @architecture == MPPA

  return setup_linker(options)

end

#setup_cuda_compiler(options, runner) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 113

def setup_cuda_compiler(options, runner)
  cuda_compiler = options[:NVCC]
  cudaflags = options[:NVCCFLAGS]
  cudaflags += " --compiler-options '-fPIC','-D_FORCE_INLINES'"

  rule ".#{RbConfig::CONFIG["OBJEXT"]}" => '.cu' do |t|
    cuda_call_string = "#{cuda_compiler} #{cudaflags} -c -o #{t.name} #{t.source}"
    runner.call(t, cuda_call_string)
  end
end

#setup_cxx_compiler(options, includes, runner) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 79

def setup_cxx_compiler(options, includes, runner)
  cxx_compiler = options[:CXX]
  cxxflags = options[:CXXFLAGS]
  cxxflags += " -fPIC #{includes}"
  if (options[:openmp] or options[:OPENMP]) and @lang == C and not disable_openmp then
      openmp_cxxflags = get_openmp_flags(cxx_compiler)
      raise "unkwown openmp flags for: #{cxx_compiler}" if not openmp_cxxflags
      cxxflags += " #{openmp_cxxflags}"
  end

  rule ".#{RbConfig::CONFIG["OBJEXT"]}" => '.cpp' do |t|
    cxx_call_string = "#{cxx_compiler} #{cxxflags} -c -o #{t.name} #{t.source}"
    runner.call(t, cxx_call_string)
  end
end

#setup_fortran_compiler(options, runner) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 95

def setup_fortran_compiler(options, runner)
  f_compiler = options[:FC]
  fcflags = options[:FCFLAGS]
  fcflags += " -march=#{get_model}"
  fcflags += " -fPIC"
  fcflags += " -fno-second-underscore" if f_compiler == 'g95'
  if (options[:openmp] or options[:OPENMP]) and @lang == FORTRAN and not disable_openmp then
      openmp_fcflags = get_openmp_flags(f_compiler)
      raise "unkwown openmp flags for: #{f_compiler}" if not openmp_fcflags
      fcflags += " #{openmp_fcflags}"
  end

  rule ".#{RbConfig::CONFIG["OBJEXT"]}" => '.f90' do |t|
    f_call_string = "#{f_compiler} #{fcflags} -c -o #{t.name} #{t.source}"
    runner.call(t, f_call_string)
  end
end

#setup_linker(options) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 144

def setup_linker(options)
  ldflags = options[:LDFLAGS]
  ldflags += " -march=#{get_model}"
  ldflags += " -L#{RbConfig::CONFIG["libdir"]} #{RbConfig::CONFIG["LIBRUBYARG"]}"
  ldflags += " -lrt" if not OS.mac?
  ldflags += " -lcudart" if @lang == CUDA
  ldflags += " -L/usr/local/k1tools/lib64 -lmppaipc -lpcie -lz -lelf -lmppa_multiloader" if @architecture == MPPA
  ldflags += " -lmppamon -lmppabm -lm -lmppalock" if @architecture == MPPA
  c_compiler = options[:CC]
  c_compiler = "cc" if not c_compiler
  linker = options[:LD]
  linker = c_compiler if not linker
  if (options[:openmp] or options[:OPENMP]) and not disable_openmp then
    openmp_ldflags = get_openmp_flags(linker)
    raise "unknown openmp flags for: #{linker}" if not openmp_ldflags
    ldflags += " #{openmp_ldflags}"
  end

  if OS.mac? then
    ldflags = "-Wl,-undefined,dynamic_lookup -Wl,-multiply_defined,suppress #{ldflags}"
    ldshared = "-dynamic -bundle"
  else
    ldflags = "-Wl,-Bsymbolic-functions -Wl,-z,relro -rdynamic -Wl,-export-dynamic #{ldflags}"
    ldshared = "-shared"
  end

  return [linker, ldshared, ldflags]
end

#setup_linker_mppa(options, runner) ⇒ Object 



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# File 'lib/BOAST/Runtime/Compilers.rb', line 124

def setup_linker_mppa(options, runner)
  objext = RbConfig::CONFIG["OBJEXT"]
  ldflags = options[:LDFLAGS]
  board = " -mboard=developer"
  ldflags += " -lmppaipc"
  
  linker = "k1-gcc"
  
  rule ".bincomp" => ".#{objext}comp" do |t|
    linker_string = "#{linker} -o #{t.name} #{t.source} -mcore=k1dp #{board} -mos=nodeos #{ldflags}"
    runner.call(t, linker_string)
  end
  
  rule ".binio" => ".#{objext}io" do |t|
    linker_string = "#{linker} -o #{t.name} #{t.source} -mcore=k1io #{board} -mos=rtems #{ldflags}"
    runner.call(t, linker_string)
  end

end