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Annotation of 43BSDTahoe/sys/tahoealign/Ashal.c, revision 1.1.1.1

1.1       root        1: /*     Ashal.c 1.1     86/07/20        */
                      2: 
                      3: #include "../tahoealign/align.h" 
                      4: shal(infop)    process_info *infop;
                      5: /*
                      6: /*     Shift arithmetic left (longword).
                      7: /*     Checks for overflow.
                      8: /*
                      9: /*******************************/
                     10: {
                     11:        register        long    Register_12;    /* Has to be first reg ! */
                     12:        register        long    Register_11;
                     13:        register        long    Register_10;
                     14:        
                     15:        Register_12 = operand(infop,0)->data;
                     16:        Register_11 = operand(infop,1)->data;
                     17:        Register_10=psl;
                     18:        Set_psl(r10);   /* restore the user psl */
                     19:        asm ("  shal    r12,r11,r10");
                     20:        asm ("  movpsl  r12");
                     21:        New_cc (Register_12);
                     22:        write_back (infop, Register_10, operand(infop,2));
                     23: }

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