From: Jan Beulich <jbeulich@suse.com>
Date: Mon, 10 Jun 2024 06:47:58 +0000 (+0200)
Subject: libgcc/aarch64: also provide AT_HWCAP2 fallback
X-Git-Tag: basepoints/gcc-16~8425
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=48d6d8c9e91018a625a797d50ac4def88376a515;p=thirdparty%2Fgcc.git

libgcc/aarch64: also provide AT_HWCAP2 fallback

Much like AT_HWCAP is already provided in case the platform headers
don't have the value (yet).

libgcc/

	* config/aarch64/cpuinfo.c: Provide AT_HWCAP2.
---

diff --git a/libgcc/config/aarch64/cpuinfo.c b/libgcc/config/aarch64/cpuinfo.c
index 544c5516133..ec36d105738 100644
--- a/libgcc/config/aarch64/cpuinfo.c
+++ b/libgcc/config/aarch64/cpuinfo.c
@@ -146,6 +146,9 @@ struct {
 #define HWCAP_PACG (1UL << 31)
 #endif
 
+#ifndef AT_HWCAP2
+#define AT_HWCAP2 26
+#endif
 #ifndef HWCAP2_DCPODP
 #define HWCAP2_DCPODP (1 << 0)
 #endif