Return to Ashal.c CVS log

Up to [CSRG BSD Unix] / 43BSDReno / sys / tahoealign

Initial revision

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

#include "../tahoealign/align.h" 
shal(infop)	process_info *infop;
/*
/*	Shift arithmetic left (longword).
/*	Checks for overflow.
/*
/*******************************/
{
	register	long	Register_12;	/* Has to be first reg ! */
	register	long	Register_11;
	register	long	Register_10;
	
	Register_12 = operand(infop,0)->data;
	Register_11 = operand(infop,1)->data;
	Register_10=psl;
	Set_psl(r10);	/* restore the user psl */
	asm ("	shal	r12,r11,r10");
	asm ("	movpsl	r12");
	New_cc (Register_12);
	write_back (infop, Register_10, operand(infop,2));
}

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.