From: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date: Fri, 2 Jun 2023 13:17:02 +0000 (+0100)
Subject: aarch64: Add eh_return compile tests
X-Git-Tag: basepoints/gcc-15~4251
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=cad7e1e3e0dea1922f89290bbbc27b4c44f53bf5;p=thirdparty%2Fgcc.git

aarch64: Add eh_return compile tests

gcc/testsuite/ChangeLog:

	* gcc.target/aarch64/eh_return-2.c: New test.
	* gcc.target/aarch64/eh_return-3.c: New test.
---

diff --git a/gcc/testsuite/gcc.target/aarch64/eh_return-2.c b/gcc/testsuite/gcc.target/aarch64/eh_return-2.c
new file mode 100644
index 000000000000..4a9d124e8915
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/eh_return-2.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* { dg-final { scan-assembler "add\tsp, sp, x5" } } */
+/* { dg-final { scan-assembler "br\tx6" } } */
+
+void
+foo (unsigned long off, void *handler)
+{
+  __builtin_eh_return (off, handler);
+}
diff --git a/gcc/testsuite/gcc.target/aarch64/eh_return-3.c b/gcc/testsuite/gcc.target/aarch64/eh_return-3.c
new file mode 100644
index 000000000000..a17baa86501e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/eh_return-3.c
@@ -0,0 +1,28 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mbranch-protection=pac-ret+leaf -fno-schedule-insns -fno-schedule-insns2" } */
+/* { dg-final { check-function-bodies "**" "" "" } } */
+
+/*
+**foo:
+**	hint	25 // paciasp
+**	...
+**	cbz	w2, .*
+**	mov	x4, 0
+**	...
+**	cbz	x4, .*
+**	add	sp, sp, x5
+**	br	x6
+**	hint	29 // autiasp
+**	ret
+**	mov	x5, x0
+**	mov	x4, 1
+**	mov	x6, x1
+**	b	.*
+*/
+void
+foo (unsigned long off, void *handler, int c)
+{
+  if (c)
+    return;
+  __builtin_eh_return (off, handler);
+}