Commit 8c0ceb17 authored by Andy Polyakov's avatar Andy Polyakov
Browse files

bn_asm.c update.

parent c2012f9b

crypto/bn/bn_asm.c

+10 −4
Original line number Diff line number Diff line
@@ -828,7 +828,9 @@ void bn_sqr_comba4(BN_ULONG *r, const BN_ULONG *a) 
	r[7]=c2;

	}



#ifdef OPENSSL_NO_ASM

#ifdef OPENSSL_BN_ASM_MONT

#include <alloca.h>

/*

 * This is essentially reference implementation, which may or may not

 * result in performance improvement. E.g. on IA-32 this routine was
@@ -914,9 +916,10 @@ int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_U 
 * performed to signal the caller to fall down to alternative/original

 * code-path.

 */

int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,BN_ULONG n0, int num)

int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,const BN_ULONG *n0, int num)

{	return 0;	}

#endif /* OPENSSL_BN_ASM_MONT */

#endif



#else /* !BN_MUL_COMBA */
@@ -955,10 +958,12 @@ void bn_mul_comba8(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b) 
	r[15]=bn_mul_add_words(&(r[7]),a,8,b[7]);

	}



#ifdef OPENSSL_NO_ASM

#ifdef OPENSSL_BN_ASM_MONT

int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,BN_ULONG n0, int num)

#include <alloca.h>

int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,const BN_ULONG *n0p, int num)

	{

	BN_ULONG c0,c1,*tp;

	BN_ULONG c0,c1,*tp,n0=*n0p;

	volatile BN_ULONG *vp;

	int i=0,j;
@@ -995,8 +1000,9 @@ int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_U 
	return 1;

	}

#else

int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,BN_ULONG n0, int num)

int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,const BN_ULONG *n0, int num)

{	return 0;	}

#endif /* OPENSSL_BN_ASM_MONT */

#endif



#endif /* !BN_MUL_COMBA */