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S/390: Fix longlong.h inline asms for zarch

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This commit is contained in:
Andreas Krebbel
2011-10-07 12:09:59 -04:00
committed by Ulrich Drepper
parent 42622229a9
commit 48693bea9e
2 changed files with 28 additions and 22 deletions
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5
ChangeLog
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@@ -1,3 +1,8 @@
2011-10-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* stdlib/longlong.h: Update from GCC. Fix zarch smul_ppmm and
sdiv_qrnnd.
2011-10-07 Ulrich Drepper <drepper@gmail.com>
* string/test-memcmp.c: Avoid unncessary #defines.

25
stdlib/longlong.h
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@@ -1,6 +1,6 @@
/* longlong.h -- definitions for mixed size 32/64 bit arithmetic.
Copyright (C) 1991, 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -343,23 +343,24 @@ UDItype __umulsidi3 (USItype, USItype);
#else
#define smul_ppmm(xh, xl, m0, m1) \
do { \
register SItype r0 __asm__ ("0"); \
register SItype r1 __asm__ ("1") = m0; \
register SItype __r0 __asm__ ("0"); \
register SItype __r1 __asm__ ("1") = (m0); \
\
__asm__ ("mr\t%%r0,%3" \
: "=r" (r0), "=r" (r1) \
: "r" (r1), "r" (m1)); \
(xh) = r0; (xl) = r1; \
: "=r" (__r0), "=r" (__r1) \
: "r" (__r1), "r" (m1)); \
(xh) = __r0; (xl) = __r1; \
} while (0)
#define sdiv_qrnnd(q, r, n1, n0, d) \
do { \
register SItype r0 __asm__ ("0") = n0; \
register SItype r1 __asm__ ("1") = n1; \
register SItype __r0 __asm__ ("0") = (n1); \
register SItype __r1 __asm__ ("1") = (n0); \
\
__asm__ ("dr\t%%r0,%3" \
: "=r" (r0), "=r" (r1) \
: "r" (r0), "r" (r1), "r" (d)); \
(q) = r0; (r) = r1; \
__asm__ ("dr\t%%r0,%4" \
: "=r" (__r0), "=r" (__r1) \
: "r" (__r0), "r" (__r1), "r" (d)); \
(q) = __r1; (r) = __r0; \
} while (0)
#endif /* __zarch__ */
#endif