Move bn_sqr_words from bn_asm.c to bn_sqr.c.

This is wrapped with #ifndef HAVE_BN_SQR_WORDS, which is then defined for
architectures that provide their own assembly versions.

1 files changed, 1 insertions, 53 deletions

diff --git a/src/lib/libcrypto/bn/bn_asm.c b/src/lib/libcrypto/bn/bn_asm.c
index a7f288fc1c..143c939367 100644
--- a/src/lib/libcrypto/bn/bn_asm.c
+++ b/src/lib/libcrypto/bn/bn_asm.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: bn_asm.c,v 1.21 2023/01/23 12:02:48 jsing Exp $ */
+/* $OpenBSD: bn_asm.c,v 1.22 2023/01/23 12:09:06 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -124,32 +124,6 @@ bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
         return (c1);
 }
 
-void
-bn_sqr_words(BN_ULONG *r, const BN_ULONG *a, int n)
-{
-        assert(n >= 0);
-        if (n <= 0)
-                return;
-
-#ifndef OPENSSL_SMALL_FOOTPRINT
-        while (n & ~3) {
-                sqr(r[0], r[1], a[0]);
-                sqr(r[2], r[3], a[1]);
-                sqr(r[4], r[5], a[2]);
-                sqr(r[6], r[7], a[3]);
-                a += 4;
-                r += 8;
-                n -= 4;
-        }
-#endif
-        while (n) {
-                sqr(r[0], r[1], a[0]);
-                a++;
-                r += 2;
-                n--;
-        }
-}
-
 #else /* !(defined(BN_LLONG) || defined(BN_UMULT_HIGH)) */
 
 BN_ULONG
@@ -218,32 +192,6 @@ bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
         return (carry);
 }
 
-void
-bn_sqr_words(BN_ULONG *r, const BN_ULONG *a, int n)
-{
-        assert(n >= 0);
-        if (n <= 0)
-                return;
-
-#ifndef OPENSSL_SMALL_FOOTPRINT
-        while (n & ~3) {
-                sqr64(r[0], r[1], a[0]);
-                sqr64(r[2], r[3], a[1]);
-                sqr64(r[4], r[5], a[2]);
-                sqr64(r[6], r[7], a[3]);
-                a += 4;
-                r += 8;
-                n -= 4;
-        }
-#endif
-        while (n) {
-                sqr64(r[0], r[1], a[0]);
-                a++;
-                r += 2;
-                n--;
-        }
-}
-
 #endif /* !(defined(BN_LLONG) || defined(BN_UMULT_HIGH)) */
 
 #if defined(BN_MUL_COMBA) && !defined(OPENSSL_SMALL_FOOTPRINT)