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* [gcc r14-5888] aarch64: Add eh_return compile tests
@ 2023-11-27 15:55 Szabolcs Nagy
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From: Szabolcs Nagy @ 2023-11-27 15:55 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:cad7e1e3e0dea1922f89290bbbc27b4c44f53bf5
commit r14-5888-gcad7e1e3e0dea1922f89290bbbc27b4c44f53bf5
Author: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date: Fri Jun 2 14:17:02 2023 +0100
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:
---
gcc/testsuite/gcc.target/aarch64/eh_return-2.c | 9 +++++++++
gcc/testsuite/gcc.target/aarch64/eh_return-3.c | 28 ++++++++++++++++++++++++++
2 files changed, 37 insertions(+)
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 00000000000..4a9d124e891
--- /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 00000000000..a17baa86501
--- /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);
+}
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