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Make bn/asm/x86_64-gcc.c gcc4 savvy. +r is likely to be initially

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introduced for a reason [like bug in initial gcc port], but proposed
=&r is treated correctly by senior 3.2, so we can assume it's safe now.
PR: 1031
This commit is contained in:
Andy Polyakov 2005-04-03 18:53:29 +00:00
parent 73705abc34
commit 60fd574cdf
1 changed files with 2 additions and 2 deletions
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4
crypto/bn/asm/x86_64-gcc.c
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@ -186,7 +186,7 @@ BN_ULONG bn_add_words (BN_ULONG *rp, BN_ULONG *ap, BN_ULONG *bp,int n)
" leaq 1(%2),%2 \n"
" loop 1b \n"
" sbbq %0,%0 \n"
: "+a"(ret),"+c"(n),"+r"(i)
: "=&a"(ret),"+c"(n),"=&r"(i)
: "r"(rp),"r"(ap),"r"(bp)
: "cc"
);
@ -209,7 +209,7 @@ BN_ULONG bn_sub_words (BN_ULONG *rp, BN_ULONG *ap, BN_ULONG *bp,int n)
" leaq 1(%2),%2 \n"
" loop 1b \n"
" sbbq %0,%0 \n"
: "+a"(ret),"+c"(n),"+r"(i)
: "=&a"(ret),"+c"(n),"=&r"(i)
: "r"(rp),"r"(ap),"r"(bp)
: "cc"
);