[gcc(refs/vendors/ARM/heads/gcs-v3)] aarch64: Fix nonlocal goto tests incompatible with GCS

[Victor Do Nascimento via Gcc-cvs]

https://gcc.gnu.org/g:822278eacff133f4a43b4954ac700f770be35958

commit 822278eacff133f4a43b4954ac700f770be35958
Author: Yury Khrustalev <yury.khrusta...@arm.com>
Date:   Wed Oct 16 10:59:00 2024 +0100

    aarch64: Fix nonlocal goto tests incompatible with GCS
    
    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.

Diff:
---
 gcc/testsuite/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(-)

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 000000000000..8511f66f66ef
--- /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 0446076286ba..aed04bb495c3 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 4246aec8b2fa..e4a31c5c6000 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 151e2f22dc72..38f6c139f6d4 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);