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From: "Alex Bennée" <alex.bennee@linaro.org>
To: peter.maydell@linaro.org, richard.henderson@linaro.org
Cc: qemu-devel@nongnu.org, "Ilya Leoshkevich" <iii@linux.ibm.com>,
	"Thomas Huth" <thuth@redhat.com>,
	"Alex Bennée" <alex.bennee@linaro.org>,
	"David Hildenbrand" <david@redhat.com>,
	"Cornelia Huck" <cohuck@redhat.com>,
	qemu-s390x@nongnu.org (open list:S390 TCG CPUs)
Subject: [PULL 11/13] tests/tcg/s390x: Test unaligned accesses to lowcore
Date: Fri, 29 Jul 2022 10:19:41 +0100	[thread overview]
Message-ID: <20220729091943.2152410-12-alex.bennee@linaro.org> (raw)
In-Reply-To: <20220729091943.2152410-1-alex.bennee@linaro.org>

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>
Acked-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20220725223746.227063-3-iii@linux.ibm.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

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..f5da2ae64c
--- /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



  parent reply	other threads:[~2022-07-29  9:51 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-29  9:19 [PULL 00/13] testing, semihosting and doc fixes Alex Bennée
2022-07-29  9:19 ` [PULL 01/13] tests: refresh to latest libvirt-ci module Alex Bennée
2022-07-29  9:19 ` [PULL 02/13] gitlab: show testlog.txt contents when cirrus/custom-runner jobs fail Alex Bennée
2022-07-29  9:19 ` [PULL 03/13] gitlab: drop 'containers-layer2' stage Alex Bennée
2022-07-29  9:19 ` [PULL 04/13] .cirrus.yml: Change winsymlinks to 'native' Alex Bennée
2022-07-29  9:19 ` [PULL 05/13] .gitlab-ci.d/windows.yml: Enable native Windows symlink Alex Bennée
2022-07-29  9:19 ` [PULL 06/13] semihosting: Don't return negative values on qemu_semihosting_console_write() failure Alex Bennée
2022-07-29  9:19 ` [PULL 07/13] semihosting: Don't copy buffer after console_write() Alex Bennée
2022-07-29  9:19 ` [PULL 08/13] semihosting: Check for errors on SET_ARG() Alex Bennée
2022-07-29  9:19 ` [PULL 09/13] semihosting: Fix handling of buffer in TARGET_SYS_TMPNAM Alex Bennée
2022-07-29  9:19 ` [PULL 10/13] qapi: Add exit-failure PanicAction Alex Bennée
2022-07-29  9:19 ` Alex Bennée [this message]
2022-07-29  9:19 ` [PULL 12/13] docs/devel: fix description of OBJECT_DECLARE_SIMPLE_TYPE Alex Bennée
2022-07-29  9:19 ` [PULL 13/13] qemu-options: bring the kernel and image options together Alex Bennée
2022-07-29 15:36 ` [PULL 00/13] testing, semihosting and doc fixes Richard Henderson

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