18  * result in W. U and V may be the same.
20 void mpi_add_ui(MPI w, MPI u, unsigned long v)  in mpi_add_ui()  argument
30 	/* If not space for W (and possible carry), increase space.  */  in mpi_add_ui()
31 	wsize = usize + 1;  in mpi_add_ui()
32 	if (w->alloced < wsize)  in mpi_add_ui()
33 		mpi_resize(w, wsize);  in mpi_add_ui()
35 	/* These must be after realloc (U may be the same as W).  */  in mpi_add_ui()
37 	wp = w->d;  in mpi_add_ui()
41 		wsize = v ? 1:0;  in mpi_add_ui()
51 		if (usize == 1 && up[0] < v) {  in mpi_add_ui()
53 			wsize = 1;  in mpi_add_ui()
57 			wsize = usize - (wp[usize-1] == 0);  in mpi_add_ui()
58 			wsign = 1;  in mpi_add_ui()
62 	w->nlimbs = wsize;  in mpi_add_ui()
63 	w->sign   = wsign;  in mpi_add_ui()
67 void mpi_add(MPI w, MPI u, MPI v)  in mpi_add()  argument
78 		wsize = usize + 1;  in mpi_add()
79 		RESIZE_IF_NEEDED(w, wsize);  in mpi_add()
80 		/* These must be after realloc (u or v may be the same as w).  */  in mpi_add()
88 		wsize = usize + 1;  in mpi_add()
89 		RESIZE_IF_NEEDED(w, wsize);  in mpi_add()
90 		/* These must be after realloc (u or v may be the same as w).  */  in mpi_add()
94 	wp = w->d;  in mpi_add()
113 				wsign = 1;  in mpi_add()
119 				wsign = 1;  in mpi_add()
126 			wsign = 1;  in mpi_add()
129 	w->nlimbs = wsize;  in mpi_add()
130 	w->sign = wsign;  in mpi_add()
134 void mpi_sub(MPI w, MPI u, MPI v)  in mpi_sub()  argument
138 	mpi_add(w, u, vv);  in mpi_sub()
143 void mpi_addm(MPI w, MPI u, MPI v, MPI m)  in mpi_addm()  argument
145 	mpi_add(w, u, v);  in mpi_addm()
146 	mpi_mod(w, w, m);  in mpi_addm()
150 void mpi_subm(MPI w, MPI u, MPI v, MPI m)  in mpi_subm()  argument
152 	mpi_sub(w, u, v);  in mpi_subm()
153 	mpi_mod(w, w, m);  in mpi_subm()