@@ -22,6 +22,9 @@
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
+#ifndef AARCH64_ASM_H
+#define AARCH64_ASM_H
+
#include "auto-target.h"
#define L(label) .L ## label
@@ -38,6 +41,7 @@
#define FEATURE_1_AND 0xc0000000
#define FEATURE_1_BTI 1
#define FEATURE_1_PAC 2
+#define FEATURE_1_GCS 4
/* Supported features based on the code generation options. */
#if defined(__ARM_FEATURE_BTI_DEFAULT)
@@ -58,6 +62,12 @@
# define AUTIASP
#endif
+#if __ARM_FEATURE_GCS_DEFAULT
+# define GCS_FLAG FEATURE_1_GCS
+#else
+# define GCS_FLAG 0
+#endif
+
#ifdef __ELF__
#define HIDDEN(name) .hidden name
#define SYMBOL_SIZE(name) .size name, .-name
@@ -88,8 +98,8 @@
.previous
/* Add GNU property note if built with branch protection. */
-# if (BTI_FLAG|PAC_FLAG) != 0
-GNU_PROPERTY (FEATURE_1_AND, BTI_FLAG|PAC_FLAG)
+# if (BTI_FLAG|PAC_FLAG|GCS_FLAG) != 0
+GNU_PROPERTY (FEATURE_1_AND, BTI_FLAG|PAC_FLAG|GCS_FLAG)
# endif
#endif
@@ -106,3 +116,5 @@ GNU_PROPERTY (FEATURE_1_AND, BTI_FLAG|PAC_FLAG)
#define END(name) \
.cfi_endproc; \
SYMBOL_SIZE(name)
+
+#endif
From: Szabolcs Nagy <szabolcs.nagy@arm.com> libgcc/ChangeLog: * config/aarch64/aarch64-asm.h (FEATURE_1_GCS): Define. (GCS_FLAG): Define if GCS is enabled. (GNU_PROPERTY): Add GCS_FLAG. --- libgcc/config/aarch64/aarch64-asm.h | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-)