about summary refs log tree commit diff
path: root/ports/sysdeps/aarch64/setjmp.S
diff options
context:
space:
mode:
authorAndreas Schwab <schwab@suse.de>2013-05-20 10:19:31 +0200
committerAndreas Schwab <schwab@suse.de>2013-05-21 10:52:46 +0200
commite39adf43c7d1979884dd304ed1250baf1f78fadc (patch)
tree7f9a7c260724e5a11d937ca0746b11862d84c443 /ports/sysdeps/aarch64/setjmp.S
parent6c14f68aabb72938a1a66bc51b05c83ed7edcf35 (diff)
downloadglibc-e39adf43c7d1979884dd304ed1250baf1f78fadc.tar.gz
glibc-e39adf43c7d1979884dd304ed1250baf1f78fadc.tar.xz
glibc-e39adf43c7d1979884dd304ed1250baf1f78fadc.zip
AArch64: Don't clobber argument for tail call to __sigjmp_save in sigsetjmp
Diffstat (limited to 'ports/sysdeps/aarch64/setjmp.S')
-rw-r--r--ports/sysdeps/aarch64/setjmp.S10
1 files changed, 8 insertions, 2 deletions
diff --git a/ports/sysdeps/aarch64/setjmp.S b/ports/sysdeps/aarch64/setjmp.S
index cff81c7e4d..10e070999c 100644
--- a/ports/sysdeps/aarch64/setjmp.S
+++ b/ports/sysdeps/aarch64/setjmp.S
@@ -44,8 +44,14 @@ ENTRY (__sigsetjmp)
 	stp	d10, d11, [x0, #JB_D10<<3]
 	stp	d12, d13, [x0, #JB_D12<<3]
 	stp	d14, d15, [x0, #JB_D14<<3]
-	mov	x1,  sp
-	str	x1,  [x0, #JB_SP<<3]
+	mov	x2,  sp
+	str	x2,  [x0, #JB_SP<<3]
+#if defined NOT_IN_libc && defined IS_IN_rtld
+	/* In ld.so we never save the signal mask */
+	mov	w0, #0
+	RET
+#else
 	b	C_SYMBOL_NAME(__sigjmp_save)
+#endif
 END (__sigsetjmp)
 hidden_def (__sigsetjmp)