From: Wilco Dijkstra <wdijkstr@arm.com>
Date: Wed, 15 Jul 2020 15:50:02 +0000 (+0100)
Subject: AArch64: Align ENTRY to a cacheline
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=afc53d52dc0f36bf5e0970c9cca4649a7cef72bd;p=thirdparty%2Fglibc.git

AArch64: Align ENTRY to a cacheline

Given almost all uses of ENTRY are for string/memory functions,
align ENTRY to a cacheline to simplify things.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
(cherry picked from commit 34f0d01d5e43c7dedd002ab47f6266dfb5b79c22)
---

diff --git a/sysdeps/aarch64/sysdep.h b/sysdeps/aarch64/sysdep.h
index d3ff6858959..f99554492f0 100644
--- a/sysdeps/aarch64/sysdep.h
+++ b/sysdeps/aarch64/sysdep.h
@@ -45,7 +45,7 @@
 #define ENTRY(name)						\
   .globl C_SYMBOL_NAME(name);					\
   .type C_SYMBOL_NAME(name),%function;				\
-  .align 4;							\
+  .p2align 6;							\
   C_LABEL(name)							\
   cfi_startproc;						\
   CALL_MCOUNT