From ac95feaf4fb8fb9cc0f969cbfed5cbce96add4a6 Mon Sep 17 00:00:00 2001
From: Sun Yimin <emmansun@users.noreply.github.com>
Date: Thu, 12 Sep 2024 16:40:58 +0800
Subject: [PATCH] sm4: ppc64x, ecb fix compile issue #249

---
 sm4/ecb_ppc64x.s | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sm4/ecb_ppc64x.s b/sm4/ecb_ppc64x.s
index 6cf0837..8f2ee3b 100644
--- a/sm4/ecb_ppc64x.s
+++ b/sm4/ecb_ppc64x.s
@@ -59,7 +59,7 @@ TEXT ·encryptSm4Ecb(SB),NOSPLIT,$0
 #define dstPtr R3
 #define srcPtr R4
 #define rk R5
-
+#define srcLen R6
 	// prepare/load constants
 	VSPLTISW $4, V_FOUR;
 #ifdef NEEDS_PERMW
@@ -78,8 +78,8 @@ TEXT ·encryptSm4Ecb(SB),NOSPLIT,$0
 	BLT block64
 
 preloop128:
-	SRD	$7, srcLen, R6	// Set up loop counter
-	MOVD	R6, CTR
+	SRD	$7, srcLen, R7	// Set up loop counter
+	MOVD	R7, CTR
 	MOVD $16, R7
 	MOVD $32, R8
 	MOVD $48, R10