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Added MOD and implemented ADD, SUB & MUL using WHILE reducing internal repetition

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[SVN r12009]
This commit is contained in:
Vesa Karvonen
2001-12-10 22:11:42 +00:00
parent ef938f3335
commit cd69e240b3
8 changed files with 349 additions and 535 deletions
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13
include/boost/preprocessor/arithmetic/div.hpp
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@ -34,16 +34,11 @@
#endif
//! Expands to the quotient of X and Y.
#define BOOST_PREPROCESSOR_DIV(X,Y)\
BOOST_PREPROCESSOR_TUPLE_ELEM(3,0,BOOST_PREPROCESSOR_WHILE(BOOST_PREPROCESSOR_DIV_C,BOOST_PREPROCESSOR_DIV_F,(0,X,Y)))
#define BOOST_PREPROCESSOR_DIV(X,Y) BOOST_PREPROCESSOR_DIV_I(0,X,Y)
#ifndef DOXYGEN_SHOULD_SKIP_THIS
#define BOOST_PREPROCESSOR_DIV_F(P)\
( BOOST_PREPROCESSOR_INC(BOOST_PREPROCESSOR_TUPLE_ELEM(3,0,P))\
, BOOST_PREPROCESSOR_SUB(BOOST_PREPROCESSOR_TUPLE_ELEM(3,1,P),BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P))\
, BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P)\
)
#define BOOST_PREPROCESSOR_DIV_C(P)\
BOOST_PREPROCESSOR_LESS_EQUAL(BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P),BOOST_PREPROCESSOR_TUPLE_ELEM(3,1,P))
#define BOOST_PREPROCESSOR_DIV_I(I,X,Y) BOOST_PREPROCESSOR_TUPLE_ELEM(3,0,BOOST_PREPROCESSOR_WHILE##I(BOOST_PREPROCESSOR_DIV_C,BOOST_PREPROCESSOR_DIV_F,(0,X,Y)))
#define BOOST_PREPROCESSOR_DIV_C(I,P) BOOST_PREPROCESSOR_LESS_EQUAL_I(I,BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P),BOOST_PREPROCESSOR_TUPLE_ELEM(3,1,P))
#define BOOST_PREPROCESSOR_DIV_F(I,P) (BOOST_PREPROCESSOR_INC(BOOST_PREPROCESSOR_TUPLE_ELEM(3,0,P)),BOOST_PREPROCESSOR_SUB_I(I,BOOST_PREPROCESSOR_TUPLE_ELEM(3,1,P),BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P)),BOOST_PREPROCESSOR_TUPLE_ELEM(3,2,P))
#endif /* DOXYGEN_SHOULD_SKIP_THIS */
#endif