Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2019-05-02' into staging

- Move qtest accel code to accel/qtest.c, get rid of AccelClass->available
- Test TCG interpreter in gitlab-ci
- Small improvements to the configure script
- Use object_initialize_child in hw/pci-host

# gpg: Signature made Thu 02 May 2019 17:07:34 BST
# gpg:                using RSA key 2ED9D774FE702DB5
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/huth-gitlab/tags/pull-request-2019-05-02:
  hw/pci-host: Use object_initialize_child for correct reference counting
  configure: Relax check for libseccomp
  configure: Remove old *-config-devices.mak.d files when running configure
  configure: Add -Wno-typedef-redefinition to CFLAGS (for Clang)
  accel: Remove unused AccelClass::available field
  qtest: Don't compile qtest accel on non-POSIX systems
  qtest: Move accel code to accel/qtest.c
  gitlab-ci.yml: Test the TCG interpreter in a CI pipeline

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

3 files changed, 55 insertions, 5 deletions

diff --git a/accel/Makefile.objs b/accel/Makefile.objs
index c3718a10c5..8b498d39d8 100644
--- a/accel/Makefile.objs
+++ b/accel/Makefile.objs
@@ -1,4 +1,5 @@
 obj-$(CONFIG_SOFTMMU) += accel.o
+obj-$(call land,$(CONFIG_SOFTMMU),$(CONFIG_POSIX)) += qtest.o
 obj-$(CONFIG_KVM) += kvm/
 obj-$(CONFIG_TCG) += tcg/
 obj-y += stubs/
diff --git a/accel/accel.c b/accel/accel.c
index 454fef9d92..5fa31717b4 100644
--- a/accel/accel.c
+++ b/accel/accel.c
@@ -107,11 +107,6 @@ void configure_accelerator(MachineState *ms, const char *progname)
         if (!acc) {
             continue;
         }
-        if (acc->available && !acc->available()) {
-            printf("%s not supported for this target\n",
-                   acc->name);
-            continue;
-        }
         ret = accel_init_machine(acc, ms);
         if (ret < 0) {
             init_failed = true;
diff --git a/accel/qtest.c b/accel/qtest.c
new file mode 100644
index 0000000000..5b88f55921
--- /dev/null
+++ b/accel/qtest.c
@@ -0,0 +1,54 @@
+/*
+ * QTest accelerator code
+ *
+ * Copyright IBM, Corp. 2011
+ *
+ * Authors:
+ *  Anthony Liguori   <aliguori@us.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "qapi/error.h"
+#include "qemu/module.h"
+#include "qemu/option.h"
+#include "qemu/config-file.h"
+#include "sysemu/accel.h"
+#include "sysemu/qtest.h"
+#include "sysemu/cpus.h"
+
+static int qtest_init_accel(MachineState *ms)
+{
+    QemuOpts *opts = qemu_opts_create(qemu_find_opts("icount"), NULL, 0,
+                                      &error_abort);
+    qemu_opt_set(opts, "shift", "0", &error_abort);
+    configure_icount(opts, &error_abort);
+    qemu_opts_del(opts);
+    return 0;
+}
+
+static void qtest_accel_class_init(ObjectClass *oc, void *data)
+{
+    AccelClass *ac = ACCEL_CLASS(oc);
+    ac->name = "QTest";
+    ac->init_machine = qtest_init_accel;
+    ac->allowed = &qtest_allowed;
+}
+
+#define TYPE_QTEST_ACCEL ACCEL_CLASS_NAME("qtest")
+
+static const TypeInfo qtest_accel_type = {
+    .name = TYPE_QTEST_ACCEL,
+    .parent = TYPE_ACCEL,
+    .class_init = qtest_accel_class_init,
+};
+
+static void qtest_type_init(void)
+{
+    type_register_static(&qtest_accel_type);
+}
+
+type_init(qtest_type_init);