[PATCH 22/22] aarch64: Fix nonlocal goto tests incompatible with GCS

Yury Khrustalev yury.khrustalev@arm.com
Wed Oct 23 11:05:28 GMT 2024


gcc/testsuite/ChangeLog:
	* gcc.target/aarch64/gcs-nonlocal-3.c: New test.
	* gcc.target/aarch64/sme/nonlocal_goto_4.c: Update.
	* gcc.target/aarch64/sme/nonlocal_goto_5.c: Update.
	* gcc.target/aarch64/sme/nonlocal_goto_6.c: Update.
---
 .../gcc.target/aarch64/gcs-nonlocal-3.c       | 33 +++++++++++++++++++
 .../gcc.target/aarch64/sme/nonlocal_goto_4.c  |  2 +-
 .../gcc.target/aarch64/sme/nonlocal_goto_5.c  |  2 +-
 .../gcc.target/aarch64/sme/nonlocal_goto_6.c  |  2 +-
 4 files changed, 36 insertions(+), 3 deletions(-)
 create mode 100644 gcc/testsuite/gcc.target/aarch64/gcs-nonlocal-3.c

diff --git a/gcc/testsuite/gcc.target/aarch64/gcs-nonlocal-3.c b/gcc/testsuite/gcc.target/aarch64/gcs-nonlocal-3.c
new file mode 100644
index 00000000000..8511f66f66e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/gcs-nonlocal-3.c
@@ -0,0 +1,33 @@
+/* { dg-options "-O2 -fno-schedule-insns -fno-schedule-insns2 -mbranch-protection=gcs" } */
+/* { dg-final { check-function-bodies "**" "" "" { target "*-*-*" } {\.L[0-9]+\:} } } */
+
+void run(void (*)());
+
+/*
+** bar.0:
+**	...
+**	hint	40 // chkfeat x16
+**	tbnz	w16, 0, (\.L[0-9]+)
+**	...
+**	mrs	x1, s3_3_c2_c5_1 // gcspr_el0
+**	subs	x1, x3, x1
+**	bne	(\.L[0-9]+)\n\1\:
+**	...
+**	br	x[0-9]+\n\2\:
+**	...
+**	sysl	xzr, #3, c7, c7, #1 // gcspopm
+**	...
+**	b	\1
+*/
+int
+foo (int *ptr)
+{
+  __label__ failure;
+
+  void bar () { *ptr += 1; goto failure; }
+  run (bar);
+  return 1;
+
+failure:
+  return 0;
+}
diff --git a/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_4.c b/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_4.c
index 0446076286b..aed04bb495c 100644
--- a/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_4.c
+++ b/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_4.c
@@ -1,4 +1,4 @@
-/* { dg-options "-O2 -fno-schedule-insns -fno-schedule-insns2" } */
+/* { dg-options "-O2 -fno-schedule-insns -fno-schedule-insns2 -mbranch-protection=none" } */
 /* { dg-final { check-function-bodies "**" "" } } */
 
 void run(void (*)());
diff --git a/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_5.c b/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_5.c
index 4246aec8b2f..e4a31c5c600 100644
--- a/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_5.c
+++ b/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_5.c
@@ -1,4 +1,4 @@
-/* { dg-options "-O2 -fno-schedule-insns -fno-schedule-insns2" } */
+/* { dg-options "-O2 -fno-schedule-insns -fno-schedule-insns2 -mbranch-protection=none" } */
 /* { dg-final { check-function-bodies "**" "" } } */
 
 void run(void (*)() __arm_streaming);
diff --git a/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_6.c b/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_6.c
index 151e2f22dc7..38f6c139f6d 100644
--- a/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_6.c
+++ b/gcc/testsuite/gcc.target/aarch64/sme/nonlocal_goto_6.c
@@ -1,4 +1,4 @@
-/* { dg-options "-O2 -fno-schedule-insns -fno-schedule-insns2" } */
+/* { dg-options "-O2 -fno-schedule-insns -fno-schedule-insns2 -mbranch-protection=none" } */
 /* { dg-final { check-function-bodies "**" "" } } */
 
 void run(void (*)() __arm_streaming_compatible);
-- 
2.39.5



More information about the Gcc-patches mailing list