BSD 4_3_Tahoe development

[unix-history] / usr / src / sys / tahoealign / Ashlq.c

/*      Ashlq.c 1.1     86/07/20        */

#include "../tahoealign/align.h" 
shlq(infop)     process_info *infop;
/*
/*      Shift left quadword.
/*
/********************************/
{
       register        long    Register_12;    /* Has to be first reg ! */
       register        long    Register_11;
       register        long    Register_10;
       register        long    *Register_9;
       quadword        result;

       Register_12 = operand(infop,0)->data;   /* Counter */
       Register_9 = &operand(infop,1)->data;   /* Source */

       Register_10=psl;
       Set_psl(r10);   /* restore the user psl */
       asm ("  shlq    r12,(r9),r10");
       asm ("  movpsl  r12");
       New_cc (Register_12);
       result.high = Register_10;
       result.low  = Register_11;
       write_quadword (infop, result, operand(infop,2));
}