1876 #define _FP_EXTEND_CNAN(dfs, sfs, dwc, swc, D, S, check_nan)		\  argument
1879       _FP_STATIC_ASSERT (_FP_FRACBITS_##dfs >= _FP_FRACBITS_##sfs,	\
1882 			  >= _FP_EXPMAX_##sfs - _FP_EXPBIAS_##sfs),	\
1886 			   >= (_FP_EXPBIAS_##sfs			\
1887 			       + _FP_FRACBITS_##sfs - 1))		\
1888 			  || (_FP_EXPBIAS_##dfs == _FP_EXPBIAS_##sfs)), \
1893       if (_FP_EXP_NORMAL (sfs, swc, S))					\
1895 	  D##_e = S##_e + _FP_EXPBIAS_##dfs - _FP_EXPBIAS_##sfs;	\
1896 	  _FP_FRAC_SLL_##dwc (D, (_FP_FRACBITS_##dfs - _FP_FRACBITS_##sfs)); \
1902 	      _FP_CHECK_FLUSH_ZERO (sfs, swc, S);			\
1906 		       < _FP_EXPBIAS_##sfs + _FP_FRACBITS_##sfs - 1)	\
1910 					  - _FP_FRACBITS_##sfs));	\
1922 				      - _FP_FRACTBITS_##sfs);		\
1923 		  D##_e = (_FP_EXPBIAS_##dfs - _FP_EXPBIAS_##sfs + 1	\
1924 			   + _FP_FRACXBITS_##sfs - FP_EXTEND_lz);	\
1932 		  if (check_nan && _FP_FRAC_SNANP (sfs, S))		\
1936 					  - _FP_FRACBITS_##sfs));	\
1945 #define FP_EXTEND(dfs, sfs, dwc, swc, D, S)		\  argument
1946     _FP_EXTEND_CNAN (dfs, sfs, dwc, swc, D, S, 1)
1950 #define FP_TRUNC(dfs, sfs, dwc, swc, D, S)				\  argument
1953       _FP_STATIC_ASSERT (_FP_FRACBITS_##sfs >= _FP_FRACBITS_##dfs,	\
1955       _FP_STATIC_ASSERT (((_FP_EXPBIAS_##sfs				\
1958 			  || _FP_EXPBIAS_##sfs == _FP_EXPBIAS_##dfs),	\
1962       if (_FP_EXP_NORMAL (sfs, swc, S))					\
1964 	  D##_e = S##_e + _FP_EXPBIAS_##dfs - _FP_EXPBIAS_##sfs;	\
1978 		      _FP_FRAC_HIGH_##sfs (S) |= _FP_IMPLBIT_SH_##sfs;	\
1979 		      _FP_FRAC_SRS_##swc (S, (_FP_WFRACBITS_##sfs	\
1982 					  _FP_WFRACBITS_##sfs);		\
1987 		_FP_FRAC_SRS_##swc (S, (_FP_WFRACBITS_##sfs		\
1989 				    _FP_WFRACBITS_##sfs);		\
1997 	      _FP_CHECK_FLUSH_ZERO (sfs, swc, S);			\
2004 		  if (_FP_EXPBIAS_##sfs					\
2007 		      _FP_FRAC_SRS_##swc (S, (_FP_WFRACBITS_##sfs	\
2009 					  _FP_WFRACBITS_##sfs);		\
2026 		  _FP_CHECK_SIGNAN_SEMIRAW (sfs, swc, S);		\
2027 		  _FP_FRAC_SRL_##swc (S, (_FP_WFRACBITS_##sfs		\
2042 #define FP_TRUNC_COOKED(dfs, sfs, dwc, swc, D, S)			\  argument
2045       _FP_STATIC_ASSERT (_FP_FRACBITS_##sfs >= _FP_FRACBITS_##dfs,	\
2048 	_FP_FRAC_SRL_##swc (S, (_FP_WFRACBITS_##sfs			\
2051 	_FP_FRAC_SRS_##swc (S, (_FP_WFRACBITS_##sfs			\
2053 			    _FP_WFRACBITS_##sfs);			\