--- a/client.mk
+++ b/client.mk
@@ -33,16 +33,26 @@
 #   MOZ_UNIFY_BDATE      - Set to use the same bdate for each project in
 #                          MOZ_BUILD_PROJECTS
 #
 #######################################################################
 # Defines
 
 comma := ,
 
+ifdef MACH
+ifndef NO_BUILDSTATUS_MESSAGES
+define BUILDSTATUS
+@echo 'BUILDSTATUS $1'
+
+endef
+endif
+endif
+
+
 CWD := $(CURDIR)
 ifneq (1,$(words $(CWD)))
 $(error The mozilla directory cannot be located in a path with spaces.)
 endif
 
 ifeq "$(CWD)" "/"
 CWD   := /.
 endif
@@ -220,22 +230,33 @@ build_and_deploy: build package install
 everything: clean build
 
 ####################################
 # Profile-Guided Optimization
 #  This is up here, outside of the MOZ_CURRENT_PROJECT logic so that this
 #  is usable in multi-pass builds, where you might not have a runnable
 #  application until all the build passes and postflight scripts have run.
 profiledbuild::
+	$(call BUILDSTATUS,TIERS pgo_profile_generate pgo_package pgo_profile pgo_clobber pgo_profile_use)
+	$(call BUILDSTATUS,TIER_START pgo_profile_generate)
 	$(MAKE) -f $(TOPSRCDIR)/client.mk realbuild MOZ_PROFILE_GENERATE=1 MOZ_PGO_INSTRUMENTED=1 CREATE_MOZCONFIG_JSON=
+	$(call BUILDSTATUS,TIER_FINISH pgo_profile_generate)
+	$(call BUILDSTATUS,TIER_START pgo_package)
 	$(MAKE) -C $(OBJDIR) package MOZ_PGO_INSTRUMENTED=1 MOZ_INTERNAL_SIGNING_FORMAT= MOZ_EXTERNAL_SIGNING_FORMAT=
 	rm -f $(OBJDIR)/jarlog/en-US.log
+	$(call BUILDSTATUS,TIER_FINISH pgo_package)
+	$(call BUILDSTATUS,TIER_START pgo_profile)
 	MOZ_PGO_INSTRUMENTED=1 JARLOG_FILE=jarlog/en-US.log EXTRA_TEST_ARGS=10 $(MAKE) -C $(OBJDIR) pgo-profile-run
+	$(call BUILDSTATUS,TIER_FINISH pgo_profile)
+	$(call BUILDSTATUS,TIER_START pgo_clobber)
 	$(MAKE) -f $(TOPSRCDIR)/client.mk maybe_clobber_profiledbuild CREATE_MOZCONFIG_JSON=
+	$(call BUILDSTATUS,TIER_FINISH pgo_clobber)
+	$(call BUILDSTATUS,TIER_START pgo_profile_use)
 	$(MAKE) -f $(TOPSRCDIR)/client.mk realbuild MOZ_PROFILE_USE=1 CREATE_MOZCONFIG_JSON=
+	$(call BUILDSTATUS,TIER_FINISH pgo_profile_use)
 
 #####################################################
 # Build date unification
 
 ifdef MOZ_UNIFY_BDATE
 ifndef MOZ_BUILD_DATE
 ifdef MOZ_BUILD_PROJECTS
 MOZ_BUILD_DATE = $(shell $(PYTHON) $(TOPSRCDIR)/build/variables.py buildid_header | awk '{print $$3}')