From 5030790867519771aeef88e77ceafda89cea5fbc Mon Sep 17 00:00:00 2001
From: "John M. Schanck" <jschanck@mozilla.com>
Date: Mon, 6 Jun 2022 17:07:36 +0000
Subject: Bug 1769063 - replace ppc64 dcbzl intrinisic.
 r=nss-reviewers,bbeurdouche

Differential Revision: https://phabricator.services.mozilla.com/D148326
---
 lib/freebl/mpi/mpcpucache.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/freebl/mpi/mpcpucache.c b/lib/freebl/mpi/mpcpucache.c
index f09ff3446..ddc21ec1c 100644
--- a/lib/freebl/mpi/mpcpucache.c
+++ b/lib/freebl/mpi/mpcpucache.c
@@ -727,10 +727,10 @@ s_mpi_getProcessorLineSize()
 static inline void
 dcbzl(char *array)
 {
-    register char *a asm("r2") = array;
-    __asm__ __volatile__("dcbzl %0,0"
-                         : "=r"(a)
-                         : "0"(a));
+    __asm__("dcbzl %0, %1"
+            : /*no result*/
+            : "b%"(array), "r"(0)
+            : "memory");
 }
 
 #define PPC_DO_ALIGN(x, y) ((char *)((((long long)(x)) + ((y)-1)) & ~((y)-1)))
-- 
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