Reconcile builtins and cuda

`tc/lang/builtins.h` and `tc/core/cuda/cuda_libraries.h`  do not
have the same functions listed.
The minimal change is to include the cuda header `math_functions.hpp`
which contains all the proper overloads.

Author: nicolasvasilache

tc/core/cuda/cuda_libraries.h

@@ -49,97 +49,7 @@ __device__ void __syncwarp(unsigned mask = 0xFFFFFFFF) {}
 )C";
 
 constexpr auto mathFunctionDecl = R"C(
-
-// BEGIN MATH FUNCTIONS FROM CUDA
-float acosf ( float  x );
-float acoshf ( float  x );
-float asinf ( float  x );
-float asinhf ( float  x );
-float atan2f ( float  y, float  x );
-float atanf ( float  x );
-float atanhf ( float  x );
-float cbrtf ( float  x );
-float ceilf ( float  x );
-float copysignf ( float  x, float  y );
-float cosf ( float  x );
-float coshf ( float  x );
-float cospif ( float  x );
-float cyl_bessel_i0f ( float  x );
-float cyl_bessel_i1f ( float  x );
-float erfcf ( float  x );
-float erfcinvf ( float  y );
-float erfcxf ( float  x );
-float erff ( float  x );
-float erfinvf ( float  y );
-float exp10f ( float  x );
-float exp2f ( float  x );
-float expf ( float  x );
-float expm1f ( float  x );
-float fabsf ( float  x );
-float fdimf ( float  x, float  y );
-float fdividef ( float  x, float  y );
-float floorf ( float  x );
-float fmaf ( float  x, float  y, float  z );
-float fmaxf ( float  x, float  y );
-float fminf ( float  x, float  y );
-float fmodf ( float  x, float  y );
-//float frexpf ( float  x, int* nptr );
-float hypotf ( float  x, float  y );
-//int ilogbf ( float  x );
-//__RETURN_TYPE 	isfinite ( float  a );
-//__RETURN_TYPE 	isinf ( float  a );
-//__RETURN_TYPE 	isnan ( float  a );
-float j0f ( float  x );
-float j1f ( float  x );
-//float jnf ( int  n, float  x );
-//float ldexpf ( float  x, int  exp );
-float lgammaf ( float  x );
-//long long int 	llrintf ( float  x );
-//long long int 	llroundf ( float  x );
-float log10f ( float  x );
-float log1pf ( float  x );
-float log2f ( float  x );
-float logbf ( float  x );
-float logf ( float  x );
-//long int lrintf ( float  x );
-//long int lroundf ( float  x );
-//float modff ( float  x, float* iptr );
-//float nanf ( const char* tagp );
-//float nearbyintf ( float  x );
-float nextafterf ( float  x, float  y );
-float norm3df ( float  a, float  b, float  c );
-float norm4df ( float  a, float  b, float  c, float  d );
-float normcdff ( float  y );
-float normcdfinvf ( float  y );
-//float normf ( int  dim, const float* a );
-float powf ( float  x, float  y );
-float rcbrtf ( float  x );
-float remainderf ( float  x, float  y );
-//float remquof ( float  x, float  y, int* quo );
-float rhypotf ( float  x, float  y );
-//float rintf ( float  x );
-float rnorm3df ( float  a, float  b, float  c );
-float rnorm4df ( float  a, float  b, float  c, float  d );
-//float rnormf ( int  dim, const float* a );
-float roundf ( float  x );
-float rsqrtf ( float  x );
-//float scalblnf ( float  x, long int  n );
-//float scalbnf ( float  x, int  n );
-//__RETURN_TYPE 	signbit ( float  a );
-//void sincosf ( float  x, float* sptr, float* cptr );
-//void sincospif ( float  x, float* sptr, float* cptr );
-float sinf ( float  x );
-float sinhf ( float  x );
-float sinpif ( float  x );
-float sqrtf ( float  x );
-float tanf ( float  x );
-float tanhf ( float  x );
-float tgammaf ( float  x );
-float truncf ( float  x );
-float y0f ( float  x );
-float y1f ( float  x );
-//float ynf ( int  n, float  x );
-// END MATH FUNCTIONS FROM CUDA
+#include \"math_functions.hpp\"
 )C";
 
 } // namespace c