build: do a full build before running TCG tests

TCG tests need both QEMU and firmware to be built, so do "ninja all" before
trying to run them.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220517092616.1272238-5-pbonzini@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220527153603.887929-16-alex.bennee@linaro.org>

tests/Makefile.include

@@ -57,7 +57,7 @@ $(TCG_TESTS_TARGETS:%=build-tcg-tests-%): build-tcg-tests-%: $(BUILD_DIR)/tests/
         "BUILD","$* guest-tests")
 
 .PHONY: $(TCG_TESTS_TARGETS:%=run-tcg-tests-%)
-$(TCG_TESTS_TARGETS:%=run-tcg-tests-%): run-tcg-tests-%: build-tcg-tests-% $(if $(CONFIG_PLUGIN),test-plugins)
+$(TCG_TESTS_TARGETS:%=run-tcg-tests-%): run-tcg-tests-%: build-tcg-tests-%
 	$(call quiet-command, \
            $(MAKE) -C tests/tcg/$* -f ../Makefile.target $(SUBDIR_MAKEFLAGS) \
                         TARGET="$*" SRC_PATH="$(SRC_PATH)" SPEED=$(SPEED) run, \
@@ -74,6 +74,7 @@ $(TCG_TESTS_TARGETS:%=clean-tcg-tests-%): clean-tcg-tests-%:
 build-tcg: $(BUILD_TCG_TARGET_RULES)
 
 .PHONY: check-tcg
+.ninja-goals.check-tcg = all $(if $(CONFIG_PLUGIN),test-plugins)
 check-tcg: $(RUN_TCG_TARGET_RULES)
 
 .PHONY: clean-tcg