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[PATCH v1 11/13] tests/tcg/s390x: Test unaligned accesses to lowcore
From: |
Alex Bennée |
Subject: |
[PATCH v1 11/13] tests/tcg/s390x: Test unaligned accesses to lowcore |
Date: |
Mon, 25 Jul 2022 15:05:18 +0100 |
From: Ilya Leoshkevich <iii@linux.ibm.com>
Add a small test to avoid regressions.
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220722233614.7254-3-iii@linux.ibm.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
---
tests/tcg/s390x/Makefile.softmmu-target | 9 +++++++++
tests/tcg/s390x/unaligned-lowcore.S | 19 +++++++++++++++++++
2 files changed, 28 insertions(+)
create mode 100644 tests/tcg/s390x/Makefile.softmmu-target
create mode 100644 tests/tcg/s390x/unaligned-lowcore.S
diff --git a/tests/tcg/s390x/Makefile.softmmu-target
b/tests/tcg/s390x/Makefile.softmmu-target
new file mode 100644
index 0000000000..a34fa68473
--- /dev/null
+++ b/tests/tcg/s390x/Makefile.softmmu-target
@@ -0,0 +1,9 @@
+S390X_SRC=$(SRC_PATH)/tests/tcg/s390x
+VPATH+=$(S390X_SRC)
+QEMU_OPTS=-action panic=exit-failure -kernel
+
+%: %.S
+ $(CC) -march=z13 -m64 -nostartfiles -static -Wl,-Ttext=0 \
+ -Wl,--build-id=none $< -o $@
+
+TESTS += unaligned-lowcore
diff --git a/tests/tcg/s390x/unaligned-lowcore.S
b/tests/tcg/s390x/unaligned-lowcore.S
new file mode 100644
index 0000000000..246b517f11
--- /dev/null
+++ b/tests/tcg/s390x/unaligned-lowcore.S
@@ -0,0 +1,19 @@
+ .org 0x1D0 /* program new PSW */
+ .quad 0x2000000000000, 0 /* disabled wait */
+ .org 0x200 /* lowcore padding */
+
+ .globl _start
+_start:
+ lctlg %c0,%c0,_c0
+ vst %v0,_unaligned
+ lpswe quiesce_psw
+
+ .align 8
+quiesce_psw:
+ .quad 0x2000000000000,0xfff /* see is_special_wait_psw() */
+_c0:
+ .quad 0x10060000 /* lowcore protection, AFP, VX */
+
+ .byte 0
+_unaligned:
+ .octa 0
--
2.30.2
- [PATCH v1 01/13] tests: refresh to latest libvirt-ci module, (continued)
- [PATCH v1 01/13] tests: refresh to latest libvirt-ci module, Alex Bennée, 2022/07/25
- [PATCH v1 02/13] gitlab: show testlog.txt contents when cirrus/custom-runner jobs fail, Alex Bennée, 2022/07/25
- [PATCH v1 04/13] .cirrus.yml: Change winsymlinks to 'native', Alex Bennée, 2022/07/25
- [PATCH v1 05/13] .gitlab-ci.d/windows.yml: Enable native Windows symlink, Alex Bennée, 2022/07/25
- [PATCH v1 06/13] semihosting: Don't return negative values on qemu_semihosting_console_write() failure, Alex Bennée, 2022/07/25
- [PATCH v1 07/13] semihosting: Don't copy buffer after console_write(), Alex Bennée, 2022/07/25
- [PATCH v1 08/13] semihosting: Check for errors on SET_ARG(), Alex Bennée, 2022/07/25
- [PATCH v1 11/13] tests/tcg/s390x: Test unaligned accesses to lowcore,
Alex Bennée <=
- [PATCH v1 10/13] qapi: Add exit-failure PanicAction, Alex Bennée, 2022/07/25
- [PATCH v1 13/13] qemu-options: bring the kernel and image options together, Alex Bennée, 2022/07/25
- [PATCH v1 12/13] docs/devel: fix description of OBJECT_DECLARE_SIMPLE_TYPE, Alex Bennée, 2022/07/25
- [PATCH v1 03/13] gitlab: drop 'containers-layer2' stage, Alex Bennée, 2022/07/25
- [PATCH v1 09/13] semihosting: Fix handling of buffer in TARGET_SYS_TMPNAM, Alex Bennée, 2022/07/25