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Add build option for ILP64 #184

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4 changes: 4 additions & 0 deletions meson.build
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,10 @@ py = import('python').find_installation(pure: false)

c_args = ['-DNDEBUG']

if get_option('ilp64')
c_args += '-DMKL_ILP64'
endif

thread_dep = dependency('threads')

cc = meson.get_compiler('c')
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2 changes: 2 additions & 0 deletions meson.options
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@@ -0,0 +1,2 @@
option('ilp64', type: 'boolean', value: false,
description: 'Build with MKL ILP64 interface')
11 changes: 10 additions & 1 deletion mkl/_mklinitmodule.c
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Expand Up @@ -28,8 +28,11 @@ static struct PyMethodDef methods[] = {{NULL, NULL, 0, NULL}};
#define MKL_SERVICE_INLINE inline
#endif

#ifdef MKL_ILP64
static MKL_SERVICE_INLINE void _set_mkl_ilp64(void);
#else
static MKL_SERVICE_INLINE void _set_mkl_lp64(void);
#endif
static MKL_SERVICE_INLINE void _set_mkl_interface(void);

static const char *mtlayer;
Expand Down Expand Up @@ -154,25 +157,31 @@ static void _preload_threading_layer(void)
return;
}

#ifdef MKL_ILP64
static MKL_SERVICE_INLINE void _set_mkl_ilp64(void)
{
#ifdef USING_MKL_RT
mkl_set_interface_layer(MKL_INTERFACE_ILP64);
#endif
return;
}

#else
static MKL_SERVICE_INLINE void _set_mkl_lp64(void)
{
#ifdef USING_MKL_RT
mkl_set_interface_layer(MKL_INTERFACE_LP64);
#endif
return;
}
#endif

static MKL_SERVICE_INLINE void _set_mkl_interface(void)
{
#ifdef MKL_ILP64
_set_mkl_ilp64();
#else
_set_mkl_lp64();
#endif
_preload_threading_layer();
}

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