cregit-Linux how code gets into the kernel

Release 4.14 arch/mn10300/lib/lshrdi3.c

Directory: arch/mn10300/lib
/* lshrdi3.c extracted from gcc-2.7.2/libgcc2.c which is: */
/* Copyright (C) 1989, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.

This file is part of GNU CC.

GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public Licence as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public Licence for more details.

You should have received a copy of the GNU General Public Licence
along with GNU CC; see the file COPYING.  If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */


#define BITS_PER_UNIT 8


typedef 	 int SItype	__attribute__((mode(SI)));

typedef unsigned int USItype	__attribute__((mode(SI)));

typedef		 int DItype	__attribute__((mode(DI)));

typedef		 int word_type	__attribute__((mode(__word__)));


struct DIstruct {
	
SItype	low;
	
SItype	high;
};


union DIunion {
	
struct DIstruct	s;
	
DItype		ll;
};


DItype __lshrdi3(DItype u, word_type b) { union DIunion w; word_type bm; union DIunion uu; if (b == 0) return u; uu.ll = u; bm = (sizeof(SItype) * BITS_PER_UNIT) - b; if (bm <= 0) { w.s.high = 0; w.s.low = (USItype) uu.s.high >> -bm; } else { USItype carries = (USItype) uu.s.high << bm; w.s.high = (USItype) uu.s.high >> b; w.s.low = ((USItype) uu.s.low >> b) | carries; } return w.ll; }

Contributors

PersonTokensPropCommitsCommitProp
David Howells144100.00%1100.00%
Total144100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells210100.00%1100.00%
Total210100.00%1100.00%
Directory: arch/mn10300/lib
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