From: Marcus Hoffmann <m.hoffmann@cartelsol.com>
Date: Tue, 28 Feb 2017 18:56:40 +0000 (+0100)
Subject: Make nettle compile with pre-UAL arm assembler.
X-Git-Tag: nettle_3.4rc1~61
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cc792a0a4458e056586bc868e84fbafa11de3ff4;p=thirdparty%2Fnettle.git

Make nettle compile with pre-UAL arm assembler.

See: http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0204j/Cjagjjbc.html
The pre-UAL instruction is also accepted by modern assemblers.

Signed-off-by: Marcus Hoffmann <m.hoffmann@cartelsol.com>
---

diff --git a/arm/ecc-521-modp.asm b/arm/ecc-521-modp.asm
index c311a891..3fba2396 100644
--- a/arm/ecc-521-modp.asm
+++ b/arm/ecc-521-modp.asm
@@ -91,7 +91,7 @@ PROLOGUE(nettle_ecc_521_modp)
 	adcs	F0, F0, F3, lsr #9
 	C Copy low 9 bits to H, then shift right including carry
 	and	H, F0, T0
-	rrx	F0, F0
+	mov	F0, F0, rrx
 	lsr	F0, F0, #8
 	C Add in F1 = rp[33], with weight 2^1056 = 2^14
 	adds	F0, F0, F1, lsl #14