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* longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.

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From-SVN: r31814
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Kaveh R. Ghazi 2000-02-06 04:48:20 +00:00 • committed by Kaveh Ghazi
parent 5ca1627b6d
commit 75874af96c
2 changed files with 16 additions and 12 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* Makefile.in (c-common.o): Depend on $(EXPR_H).

24
gcc/longlong.h
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@ -1024,13 +1024,13 @@ UDItype __umulsidi3 (USItype, USItype);
"=r" ((USItype) (w0)) \
: "r" ((USItype) (u)), \
"r" ((USItype) (v)))
#define udiv_qrnnd(q, r, n1, n0, d) \
#define udiv_qrnnd(__q, __r, __n1, __n0, __d) \
__asm__ ("mov %2,%%y;nop;nop;nop;udiv %3,%4,%0;umul %0,%4,%1;sub %3,%1,%1"\
: "=&r" ((USItype) (q)), \
"=&r" ((USItype) (r)) \
: "r" ((USItype) (n1)), \
"r" ((USItype) (n0)), \
"r" ((USItype) (d)))
: "=&r" ((USItype) (__q)), \
"=&r" ((USItype) (__r)) \
: "r" ((USItype) (__n1)), \
"r" ((USItype) (__n0)), \
"r" ((USItype) (__d)))
#else
#if defined (__sparclite__)
/* This has hardware multiply but not divide. It also has two additional
@ -1149,7 +1149,7 @@ UDItype __umulsidi3 (USItype, USItype);
#define UMUL_TIME 39 /* 39 instructions */
/* It's quite necessary to add this much assembler for the sparc.
The default udiv_qrnnd (in C) is more than 10 times slower! */
#define udiv_qrnnd(q, r, n1, n0, d) \
#define udiv_qrnnd(__q, __r, __n1, __n0, __d) \
__asm__ ("! Inlined udiv_qrnnd
mov 32,%%g1
subcc %1,%2,%%g0
@ -1174,11 +1174,11 @@ UDItype __umulsidi3 (USItype, USItype);
sub %1,%2,%1
3: xnor %0,0,%0
! End of inline udiv_qrnnd" \
: "=&r" ((USItype) (q)), \
"=&r" ((USItype) (r)) \
: "r" ((USItype) (d)), \
"1" ((USItype) (n1)), \
"0" ((USItype) (n0)) : "g1" __AND_CLOBBER_CC)
: "=&r" ((USItype) (__q)), \
"=&r" ((USItype) (__r)) \
: "r" ((USItype) (__d)), \
"1" ((USItype) (__n1)), \
"0" ((USItype) (__n0)) : "g1" __AND_CLOBBER_CC)
#define UDIV_TIME (3+7*32) /* 7 instructions/iteration. 32 iterations. */
#endif /* __sparclite__ */
#endif /* __sparc_v8__ */