Merge tag 'pull-jan-omnibus-020223-1' of https://gitlab.com/stsquad/qemu into staging

Testing, docs, semihosting and plugin updates

  - update playbooks for custom runners
  - add section timing support to gitlab
  - upgrade fedora images to 37
  - purge perl from the build system and deps
  - disable unstable tests in CI
  - improve intro, emulation and semihosting docs
  - semihosting bug fix and O_BINARY default
  - add memory-sve test
  - fix some races in qht
  - improve plugin handling of memory helpers
  - optimise plugin hooks
  - fix some plugin deadlocks
  - reduce win64-cross build time by dropping some targets

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* tag 'pull-jan-omnibus-020223-1' of https://gitlab.com/stsquad/qemu: (36 commits)
  gitlab: cut even more from cross-win64-system build
  plugins: Iterate on cb_lists in qemu_plugin_user_exit
  cpu-exec: assert that plugin_mem_cbs is NULL after execution
  tcg: exclude non-memory effecting helpers from instrumentation
  translator: always pair plugin_gen_insn_{start, end} calls
  plugins: fix optimization in plugin_gen_disable_mem_helpers
  plugins: make qemu_plugin_user_exit's locking order consistent with fork_start's
  util/qht: use striped locks under TSAN
  thread: de-const qemu_spin_destroy
  util/qht: add missing atomic_set(hashes[i])
  cpu: free cpu->tb_jmp_cache with RCU
  tests/tcg: add memory-sve test for aarch64
  semihosting: add O_BINARY flag in host_open for NT compatibility
  semihosting: Write back semihosting data before completion callback
  docs: add an introduction to the system docs
  semihosting: add semihosting section to the docs
  docs: add a new section to outline emulation support
  docs: add hotlinks to about preface text
  MAINTAINERS: Fix the entry for tests/tcg/nios2
  gitlab: wrap up test results for custom runners
  ...

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

4 files changed, 20 insertions, 3 deletions

diff --git a/tests/tcg/Makefile.target b/tests/tcg/Makefile.target
index 14bc013..a3b0aaf 100644
--- a/tests/tcg/Makefile.target
+++ b/tests/tcg/Makefile.target
@@ -54,10 +54,10 @@ cc-option = if $(call cc-test, $1); then \
 
 # $1 = test name, $2 = cmd, $3 = desc
 ifeq ($(filter %-softmmu, $(TARGET)),)
-run-test = $(call quiet-command, timeout --foreground $(TIMEOUT) $2 > $1.out, \
+run-test = $(call quiet-command, timeout -s KILL --foreground $(TIMEOUT) $2 > $1.out, \
 	TEST,$(or $3, $*, $<) on $(TARGET_NAME))
 else
-run-test = $(call quiet-command, timeout --foreground $(TIMEOUT) $2, \
+run-test = $(call quiet-command, timeout -s KILL --foreground $(TIMEOUT) $2, \
         TEST,$(or $3, $*, $<) on $(TARGET_NAME))
 endif
 
diff --git a/tests/tcg/aarch64/Makefile.softmmu-target b/tests/tcg/aarch64/Makefile.softmmu-target
index a136890..df9747b 100644
--- a/tests/tcg/aarch64/Makefile.softmmu-target
+++ b/tests/tcg/aarch64/Makefile.softmmu-target
@@ -36,6 +36,13 @@ config-cc.mak: Makefile
 
 memory: CFLAGS+=-DCHECK_UNALIGNED=1
 
+memory-sve: memory.c $(LINK_SCRIPT) $(CRT_OBJS) $(MINILIB_OBJS)
+	$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $< -o $@ $(LDFLAGS)
+
+memory-sve: CFLAGS+=-DCHECK_UNALIGNED=1 -march=armv8.1-a+sve -O3 -fno-tree-loop-distribute-patterns
+
+TESTS+=memory-sve
+
 # Running
 QEMU_BASE_MACHINE=-M virt -cpu max -display none
 QEMU_OPTS+=$(QEMU_BASE_MACHINE) -semihosting-config enable=on,target=native,chardev=output -kernel
diff --git a/tests/tcg/aarch64/system/boot.S b/tests/tcg/aarch64/system/boot.S
index e190b1e..f136363 100644
--- a/tests/tcg/aarch64/system/boot.S
+++ b/tests/tcg/aarch64/system/boot.S
@@ -179,12 +179,13 @@ __start:
 	isb
 
 	/*
-	 * Enable FP registers. The standard C pre-amble will be
+	 * Enable FP/SVE registers. The standard C pre-amble will be
 	 * saving these and A-profile compilers will use AdvSIMD
 	 * registers unless we tell it not to.
 	*/
 	mrs	x0, cpacr_el1
 	orr	x0, x0, #(3 << 20)
+	orr	x0, x0, #(3 << 16)
 	msr	cpacr_el1, x0
 
 	/* Setup some stack space and enter the test code.
diff --git a/tests/tcg/multiarch/Makefile.target b/tests/tcg/multiarch/Makefile.target
index e7213af..ae8b3d7 100644
--- a/tests/tcg/multiarch/Makefile.target
+++ b/tests/tcg/multiarch/Makefile.target
@@ -42,6 +42,15 @@ munmap-pthread: LDFLAGS+=-pthread
 vma-pthread: CFLAGS+=-pthread
 vma-pthread: LDFLAGS+=-pthread
 
+# The vma-pthread seems very sensitive on gitlab and we currently
+# don't know if its exposing a real bug or the test is flaky.
+ifneq ($(GITLAB_CI),)
+run-vma-pthread: vma-pthread
+	$(call skip-test, $<, "flaky on CI?")
+run-plugin-vma-pthread-with-%: vma-pthread
+	$(call skip-test, $<, "flaky on CI?")
+endif
+
 # We define the runner for test-mmap after the individual
 # architectures have defined their supported pages sizes. If no
 # additional page sizes are defined we only run the default test.