From: Szabolcs Nagy <szabolcs.nagy@arm.com>
To: <gcc-patches@gcc.gnu.org>
Subject: [PATCH v2 3/7] aarch64: Add eh_return compile tests
Date: Fri, 3 Nov 2023 15:36:20 +0000 [thread overview]
Message-ID: <60a89113beb96fc0183c8ebc2a0dc8d6feb91478.1699025214.git.szabolcs.nagy@arm.com> (raw)
In-Reply-To: <cover.1699025214.git.szabolcs.nagy@arm.com>
gcc/testsuite/ChangeLog:
* gcc.target/aarch64/eh_return-2.c: New test.
* gcc.target/aarch64/eh_return-3.c: New test.
---
v2: check-function-bodies in eh_return-3.c
(this is not very robust, but easier to read)
---
.../gcc.target/aarch64/eh_return-2.c | 9 ++++++
.../gcc.target/aarch64/eh_return-3.c | 30 +++++++++++++++++++
2 files changed, 39 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/aarch64/eh_return-2.c
create mode 100644 gcc/testsuite/gcc.target/aarch64/eh_return-3.c
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..bfbe92af427
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/eh_return-3.c
@@ -0,0 +1,30 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mbranch-protection=pac-ret+leaf" } */
+/* { dg-final { check-function-bodies "**" "" "" } } */
+
+/*
+**foo:
+** hint 25 // paciasp
+** stp x0, x1, .*
+** stp x2, x3, .*
+** cbz w2, .*
+** mov x4, 0
+** ldp x2, x3, .*
+** ldp x0, x1, .*
+** cbz x4, .*
+** add sp, sp, x5
+** br x6
+** hint 29 // autiasp
+** ret
+** mov x5, x0
+** mov x6, x1
+** mov x4, 1
+** b .*
+*/
+void
+foo (unsigned long off, void *handler, int c)
+{
+ if (c)
+ return;
+ __builtin_eh_return (off, handler);
+}
--
2.25.1
next prev parent reply other threads:[~2023-11-03 15:36 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-03 15:36 [PATCH v2 0/7] aarch64 GCS preliminary patches Szabolcs Nagy
2023-11-03 15:36 ` [PATCH v2 1/7] aarch64: Use br instead of ret for eh_return Szabolcs Nagy
2023-11-13 0:27 ` Hans-Peter Nilsson
2023-11-13 11:18 ` Szabolcs Nagy
2023-11-26 12:11 ` Richard Sandiford
2023-11-03 15:36 ` [PATCH v2 2/7] aarch64: Do not force a stack frame for EH returns Szabolcs Nagy
2023-11-26 12:12 ` Richard Sandiford
2023-11-03 15:36 ` Szabolcs Nagy [this message]
2023-11-26 14:37 ` [PATCH v2 3/7] aarch64: Add eh_return compile tests Richard Sandiford
2023-11-27 10:04 ` Szabolcs Nagy
2023-11-27 15:57 ` Szabolcs Nagy
2023-12-02 19:23 ` Andrew Pinski
2023-11-03 15:36 ` [PATCH v2 4/7] aarch64: Disable branch-protection for pcs tests Szabolcs Nagy
2023-11-03 15:36 ` [PATCH v2 5/7] aarch64,arm: Remove accepted_branch_protection_string Szabolcs Nagy
2023-11-26 14:50 ` Richard Sandiford
2023-11-03 15:36 ` [PATCH v2 6/7] aarch64,arm: Fix branch-protection= parsing Szabolcs Nagy
2023-12-07 13:02 ` Richard Earnshaw
2023-11-03 15:36 ` [PATCH v2 7/7] aarch64,arm: Move branch-protection data to targets Szabolcs Nagy
2023-12-07 13:13 ` Richard Earnshaw
2024-01-11 14:43 ` Szabolcs Nagy
2024-01-11 14:49 ` Richard Earnshaw (lists)
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=60a89113beb96fc0183c8ebc2a0dc8d6feb91478.1699025214.git.szabolcs.nagy@arm.com \
--to=szabolcs.nagy@arm.com \
--cc=gcc-patches@gcc.gnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).