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BLD: Add some intel flags #29

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55 changes: 48 additions & 7 deletions meson.build
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Original file line number Diff line number Diff line change
Expand Up @@ -10,16 +10,44 @@ cpp_args = []

cppc = meson.get_compiler('cpp')

cppc_id = cppc.get_id()
message('Got compiler', cppc_id)

if cppc.get_id() != 'intel-llvm'
cpp_args += cppc.get_supported_arguments([
# GCC flags
'-ffast-math', # Enable faster, non-IEEE math calculations
'-fno-finite-math-only', # Allow Inf and NaN
# These are based on recommendations from
# https://youtu.be/_enXuIxuNV4?si=LvtMqPwJ6jYbDY66
'-fno-semantic-interposition', # Assume no interposition for module functions
'-fno-plt', # Avoid PLT for function calls within shared libs
'-Bsymbolic', # Resolve symbols to local definitions
])
endif

if cppc.get_id() == 'intel-llvm'
# Here: https://www.intel.com/content/www/us/en/docs/cpp-compiler/developer-guide-reference/2021-10/alphabetical-option-list.html
cpp_args += cppc.get_supported_arguments([
# Intel flags
'-xHost',
'-ipo',
'-fp-model=fast',
'-fma',
'-fiopenmp',
])
endif

# Conditional arguments
cpp_args += cppc.get_supported_arguments([
'-Wno-unused-local-typedefs', # Ignore unused local typedefs warnings
'-Wno-array-bounds', # Suppress out-of-bounds array access warnings
'-ffast-math', # Enable faster, non-IEEE math calculations
'-fno-finite-math-only', # Allow Inf and NaN
# These are based on recommendations from
# https://youtu.be/_enXuIxuNV4?si=LvtMqPwJ6jYbDY66
'-fno-semantic-interposition', # Assume no interposition for module functions
'-fno-plt', # Avoid PLT for function calls within shared libs
'-Bsymbolic', # Resolve symbols to local definitions
'-Wno-unused-variable',
'-Wno-unused-but-set-variable',
'-Wno-unused-label',
# From xtensor
'-Wno-unused-parameter',
'-Wno-tautological-constant-compare',
])

if cpp_args.length() > 0
Expand All @@ -37,6 +65,7 @@ _sources = [

# Library dependencies
_deps = []
_libs = []
pdflib_dep = dependency('pdf_cpplib', fallback : ['pdf_cpplib', 'pdflib_dep'])

## Netcdf
Expand All @@ -61,6 +90,17 @@ _deps += [
dependency('tomlplusplus'),
]

# mkl_dep = dependency('mkl', required: true)
# mkl_libdirs = '/home/rgoswami/intel/oneapi/mkl/latest' #get_option('mkl_libdirs')
# mkl_lib = cppc.find_library('mkl_rt', dirs: mkl_libdirs, required: true)
# _libs += mkl_lib
# static/dynamic or iomp/seq
mkl_dep = dependency('mkl-dynamic-lp64-iomp', required: true)
_deps += mkl_dep

# TODO(rg): Use OpenBlas as a fallback
cpp_args += ['-DHAVE_CBLAS=1', '-DHAVE_MKL']

symbol_visibility = 'default'
if get_option('default_library') == 'static'
# Ensure that if we link a static library into a shared library,
Expand All @@ -77,6 +117,7 @@ flowylib = both_libraries('flowy',
dependencies : _deps,
include_directories : incdir,
gnu_symbol_visibility: symbol_visibility,
link_with: _libs,
pic: true,
cpp_args : cpp_args,
)
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