/* For each N divided by D, we do: result = (double) N / (double) D Then, for each N mod D, we do: result = N - (D * divMODE (N, D)) FIXME: The q and qu versions won't deal with operands > 50 bits. We also don't check for divide by zero. */ #include "DEFS.h" #if 0 /* We do not handle div by zero yet. */ #include #endif #include /* Avoid the definition of ret that we set in the alpha sysdep.h. */ #undef ret define(path, `SYSDEP_DIR/macros.m4')dnl include(path) FUNC__(OP) /* First set up the dividend. */ EXTEND(t10) stq t10,0(sp) ldt $f10,0(sp) cvtqt $f10,$f10 ADJQU($f10) /* Then set up the divisor. */ EXTEND(t11) stq t11,0(sp) ldt $f1,0(sp) cvtqt $f1,$f1 ADJQU($f1) /* Do the division. */ divt $f10,$f1,$f10 cvttqc $f10,$f10 /* Put the result in t12. */ stt $f10,0(sp) ldq t12,0(sp) FULLEXTEND(t12) DOREM lda sp,16(sp) ret zero,(t9),1 .end NAME__(OP)