Merge "Disable artifact path requirements for asan builds"
diff --git a/core/Makefile b/core/Makefile
index 0350bcd..3c72656 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1241,7 +1241,7 @@
 INTERNAL_USERIMAGES_DEPS += $(MKE2FS_CONF)
 endif
 
-ifeq (true,$(PRODUCT_USE_LOGICAL_PARTITIONS))
+ifeq (true,$(PRODUCT_USE_DYNAMIC_PARTITIONS))
 
 ifeq ($(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VERITY),true)
   $(error vboot 1.0 doesn't support logical partition)
@@ -1250,7 +1250,7 @@
 # TODO(b/80195851): Should not define BOARD_AVB_SYSTEM_KEY_PATH without
 # BOARD_AVB_SYSTEM_DETACHED_VBMETA.
 
-endif # PRODUCT_USE_LOGICAL_PARTITIONS
+endif # PRODUCT_USE_DYNAMIC_PARTITIONS
 
 # $(1): the path of the output dictionary file
 # $(2): a subset of "system vendor cache userdata product product_services oem odm"
@@ -2919,27 +2919,20 @@
 # BOARD_SUPER_PARTITION_SIZE must be defined to build super image.
 ifneq ($(BOARD_SUPER_PARTITION_SIZE),)
 
-INSTALLED_SUPERIMAGE_TARGET := $(PRODUCT_OUT)/super.img
-INSTALLED_SUPERIMAGE_EMPTY_TARGET := $(PRODUCT_OUT)/super_empty.img
-
-$(INSTALLED_SUPERIMAGE_TARGET): $(call images-for-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))
-
-# For A/B devices, super partition always contains sub-partitions in the _a slot, because this
-# image should only be used for bootstrapping / initializing the device. When flashing the image,
-# bootloader fastboot should always mark _a slot as bootable.
-ifeq ($(AB_OTA_UPDATER),true)
-$(INSTALLED_SUPERIMAGE_TARGET) $(INSTALLED_SUPERIMAGE_EMPTY_TARGET): PRIVATE_PARTITION_SUFFIX=_a
-endif # AB_OTA_UPDATER
-
-$(INSTALLED_SUPERIMAGE_TARGET) $(INSTALLED_SUPERIMAGE_EMPTY_TARGET): $(LPMAKE)
+define super-slot-suffix
+$(if $(filter true,$(AB_OTA_UPDATER)),$(if $(filter true,$(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS)),,_a))
+endef
 
 # $(1): slot A suffix (_a or empty)
 # $(2): include images or not (true or empty)
 define build-superimage-target-args
   $(if $(2), --sparse) \
   --metadata-size 65536 \
-  --metadata-slots $(if $(1),2,1) \
-  --device-size $(BOARD_SUPER_PARTITION_SIZE) \
+  --metadata-slots $(if $(filter true,$(AB_OTA_UPDATER)),2,1) \
+  --super-name $(BOARD_SUPER_PARTITION_METADATA_DEVICE) \
+  $(if $(filter true,$(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS)), $(if $(filter true,$(AB_OTA_UPDATER)), --auto-slot-suffixing)) \
+  $(foreach device,$(BOARD_SUPER_PARTITION_BLOCK_DEVICES), \
+    --device $(device):$(BOARD_SUPER_PARTITION_$(call to-upper,$(device))_DEVICE_SIZE)) \
   $(foreach group,$(BOARD_SUPER_PARTITION_GROUPS), \
     --group $(group)$(1):$(BOARD_$(call to-upper,$(group))_SIZE) \
     $(if $(1), --group $(group)_b:$(BOARD_$(call to-upper,$(group))_SIZE)) \
@@ -2959,15 +2952,23 @@
     --output $(1)
 endef
 
-$(INSTALLED_SUPERIMAGE_TARGET):
+# For A/B devices, super partition always contains sub-partitions in the _a slot, because this
+# image should only be used for bootstrapping / initializing the device. When flashing the image,
+# bootloader fastboot should always mark _a slot as bootable.
+
+ifneq (true,$(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS))
+INSTALLED_SUPERIMAGE_TARGET := $(PRODUCT_OUT)/super.img
+$(INSTALLED_SUPERIMAGE_TARGET): $(LPMAKE) $(call images-for-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))
 	$(call pretty,"Target super fs image: $@")
-	$(call build-superimage-target,$@,$(PRIVATE_PARTITION_SUFFIX),true)
+	$(call build-superimage-target,$@,$(call super-slot-suffix),true)
+endif
 
 $(call dist-for-goals,dist_files,$(INSTALLED_SUPERIMAGE_TARGET))
 
-$(INSTALLED_SUPERIMAGE_EMPTY_TARGET):
+INSTALLED_SUPERIMAGE_EMPTY_TARGET := $(PRODUCT_OUT)/super_empty.img
+$(INSTALLED_SUPERIMAGE_EMPTY_TARGET): $(LPMAKE)
 	$(call pretty,"Target empty super fs image: $@")
-	$(call build-superimage-target,$@,$(PRIVATE_PARTITION_SUFFIX))
+	$(call build-superimage-target,$@,$(call super-slot-suffix))
 
 $(call dist-for-goals,dist_files,$(INSTALLED_SUPERIMAGE_EMPTY_TARGET))
 
@@ -2989,6 +2990,25 @@
 # Add image dependencies so that generated_*_image_info.txt are written before checking.
 check-all-partition-sizes: $(call images-for-partitions,$(BOARD_SUPER_PARTITION_PARTITION_LIST))
 
+ifeq ($(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS),true)
+# Check sum(super partition block devices) == super partition (/ 2 for A/B)
+# Non-retrofit devices already defines BOARD_SUPER_PARTITION_SUPER_DEVICE_SIZE = BOARD_SUPER_PARTITION_SIZE
+define check-super-partition-size
+  size_list="$(foreach device,$(call to-upper,$(BOARD_SUPER_PARTITION_BLOCK_DEVICES)),$(BOARD_SUPER_PARTITION_$(device)_DEVICE_SIZE))"; \
+  sum_sizes_expr=$$(sed -e 's/ /+/g' <<< "$${size_list}"); \
+  max_size_tail=$(if $(filter true,$(AB_OTA_UPDATER))," / 2"); \
+  max_size_expr="$(BOARD_SUPER_PARTITION_SIZE)$${max_size_tail}"; \
+  if [ $$(( $${sum_sizes_expr} )) -ne $$(( $${max_size_expr} )) ]; then \
+    echo "The sum of super partition block device sizes is not equal to BOARD_SUPER_PARTITION_SIZE$${max_size_tail}:"; \
+    echo $${sum_sizes_expr} '!=' $${max_size_expr}; \
+    exit 1; \
+  else \
+    echo "The sum of super partition block device sizes is equal to BOARD_SUPER_PARTITION_SIZE$${max_size_tail}:"; \
+    echo $${sum_sizes_expr} '==' $${max_size_expr}; \
+  fi
+endef
+endif
+
 # $(1): human-readable max size string
 # $(2): max size expression
 # $(3): list of partition names
@@ -3035,6 +3055,7 @@
 
 check-all-partition-sizes check-all-partition-sizes-nodeps:
 	$(call check-all-partition-sizes-target)
+	$(call check-super-partition-size)
 
 endif # PRODUCT_BUILD_SUPER_PARTITION
 
@@ -3658,7 +3679,7 @@
 	$(hide) echo "super_size=$(BOARD_SUPER_PARTITION_SIZE)" >> $(zip_root)/META/misc_info.txt
 	$(hide) echo "lpmake=$(notdir $(LPMAKE))" >> $(zip_root)/META/misc_info.txt
 	$(hide) echo -n "lpmake_args=" >> $(zip_root)/META/misc_info.txt
-	$(hide) echo $(call build-superimage-target-args,$(if $(filter true,$(AB_OTA_UPDATER)),_a,)) \
+	$(hide) echo $(call build-superimage-target-args,$(call super-slot-suffix)) \
 	    >> $(zip_root)/META/misc_info.txt
 endif
 ifneq ($(BOARD_SUPER_PARTITION_GROUPS),)
diff --git a/core/aux_toolchain.mk b/core/aux_toolchain.mk
index de0b139..c710228 100644
--- a/core/aux_toolchain.mk
+++ b/core/aux_toolchain.mk
@@ -50,4 +50,3 @@
 LOCAL_SYSTEM_SHARED_LIBRARIES :=
 LOCAL_CXX_STL := none
 LOCAL_NO_PIC := true
-LOCAL_NO_LIBCOMPILER_RT := true
diff --git a/core/binary.mk b/core/binary.mk
index 4a56aff..d7112b6 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -396,13 +396,6 @@
 
 include $(BUILD_SYSTEM)/config_sanitizers.mk
 
-ifneq ($(LOCAL_NO_LIBCOMPILER_RT),true)
-# Add in libcompiler_rt for all regular device builds
-ifeq (,$(WITHOUT_LIBCOMPILER_RT))
-  my_static_libraries += $(COMPILER_RT_CONFIG_EXTRA_STATIC_LIBRARIES)
-endif
-endif
-
 # Statically link libwinpthread when cross compiling win32.
 ifeq ($($(my_prefix)OS),windows)
   my_static_libraries += libwinpthread
diff --git a/core/clang/HOST_CROSS_x86.mk b/core/clang/HOST_CROSS_x86.mk
index ffd7811..7581353 100644
--- a/core/clang/HOST_CROSS_x86.mk
+++ b/core/clang/HOST_CROSS_x86.mk
@@ -1 +1,2 @@
 $(clang_2nd_arch_prefix)HOST_CROSS_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-i386.a
+$(clang_2nd_arch_prefix)HOST_CROSS_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.bulitins-i386.a
diff --git a/core/clang/HOST_CROSS_x86_64.mk b/core/clang/HOST_CROSS_x86_64.mk
index f921a1c..9a971c7 100644
--- a/core/clang/HOST_CROSS_x86_64.mk
+++ b/core/clang/HOST_CROSS_x86_64.mk
@@ -1 +1,2 @@
 $(clang_2nd_arch_prefix)HOST_CROSS_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-x86_64.a
+$(clang_2nd_arch_prefix)HOST_CROSS_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.builtins-x86_64.a
diff --git a/core/clang/HOST_x86.mk b/core/clang/HOST_x86.mk
index 2803517..2e0865b 100644
--- a/core/clang/HOST_x86.mk
+++ b/core/clang/HOST_x86.mk
@@ -1 +1,2 @@
 $(clang_2nd_arch_prefix)HOST_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-i386.a
+$(clang_2nd_arch_prefix)HOST_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.builtins-i386.a
diff --git a/core/clang/HOST_x86_64.mk b/core/clang/HOST_x86_64.mk
index 4fdffd8..3fd0541 100644
--- a/core/clang/HOST_x86_64.mk
+++ b/core/clang/HOST_x86_64.mk
@@ -1 +1,2 @@
 HOST_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-x86_64.a
+HOST_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.builtins-x86_64.a
diff --git a/core/clang/TARGET_arm.mk b/core/clang/TARGET_arm.mk
index 9c1a836..6140d7c 100644
--- a/core/clang/TARGET_arm.mk
+++ b/core/clang/TARGET_arm.mk
@@ -3,6 +3,7 @@
 $(clang_2nd_arch_prefix)RS_COMPAT_TRIPLE := armv7-none-linux-gnueabi
 
 $(clang_2nd_arch_prefix)TARGET_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-arm-android.a
+$(clang_2nd_arch_prefix)TARGET_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.builtins-arm-android.a
 
 # Address sanitizer clang config
 $(clang_2nd_arch_prefix)ADDRESS_SANITIZER_LINKER := /system/bin/linker_asan
diff --git a/core/clang/TARGET_arm64.mk b/core/clang/TARGET_arm64.mk
index 9a67b6b..9fe5530 100644
--- a/core/clang/TARGET_arm64.mk
+++ b/core/clang/TARGET_arm64.mk
@@ -3,6 +3,7 @@
 RS_COMPAT_TRIPLE := aarch64-linux-android
 
 TARGET_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-aarch64-android.a
+TARGET_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.builtins-aarch64-android.a
 
 # Address sanitizer clang config
 ADDRESS_SANITIZER_LINKER := /system/bin/linker_asan64
diff --git a/core/clang/TARGET_x86.mk b/core/clang/TARGET_x86.mk
index 1b9c78c..5e2d57e 100644
--- a/core/clang/TARGET_x86.mk
+++ b/core/clang/TARGET_x86.mk
@@ -3,6 +3,7 @@
 $(clang_2nd_arch_prefix)RS_COMPAT_TRIPLE := i686-linux-android
 
 $(clang_2nd_arch_prefix)TARGET_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-i686-android.a
+$(clang_2nd_arch_prefix)TARGET_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.builtins-i686-android.a
 
 # Address sanitizer clang config
 $(clang_2nd_arch_prefix)ADDRESS_SANITIZER_LINKER := /system/bin/linker_asan
diff --git a/core/clang/TARGET_x86_64.mk b/core/clang/TARGET_x86_64.mk
index 3161f84..86b3798 100644
--- a/core/clang/TARGET_x86_64.mk
+++ b/core/clang/TARGET_x86_64.mk
@@ -3,6 +3,7 @@
 RS_COMPAT_TRIPLE := x86_64-linux-android
 
 TARGET_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-x86_64-android.a
+TARGET_LIBCRT_BUILTINS := $(LLVM_RTLIB_PATH)/libclang_rt.builtins-x86_64-android.a
 
 # Address sanitizer clang config
 ADDRESS_SANITIZER_LINKER := /system/bin/linker_asan64
diff --git a/core/clang/config.mk b/core/clang/config.mk
index 10bea56..ca3a1fa 100644
--- a/core/clang/config.mk
+++ b/core/clang/config.mk
@@ -61,8 +61,4 @@
 include $(BUILD_SYSTEM)/clang/TARGET_$(TARGET_2ND_ARCH).mk
 endif
 
-# This allows us to use the superset of functionality that compiler-rt
-# provides to Clang (for supporting features like -ftrapv).
-COMPILER_RT_CONFIG_EXTRA_STATIC_LIBRARIES := libcompiler_rt-extras
-
 include $(BUILD_SYSTEM)/clang/tidy.mk
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 34a1db8..64caa18 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -184,8 +184,8 @@
 LOCAL_NO_CRT:=
 LOCAL_NO_DEFAULT_COMPILER_FLAGS:=
 LOCAL_NO_FPIE :=
-LOCAL_NO_LIBCOMPILER_RT:=
 LOCAL_NO_LIBGCC:=
+LOCAL_NO_LIBCRT_BUILTINS:=
 LOCAL_NO_NOTICE_FILE:=
 LOCAL_NO_PIC:=
 LOCAL_NOSANITIZE:=
diff --git a/core/combo/TARGET_linux-arm.mk b/core/combo/TARGET_linux-arm.mk
index ffb6021..4503062 100644
--- a/core/combo/TARGET_linux-arm.mk
+++ b/core/combo/TARGET_linux-arm.mk
@@ -36,9 +36,21 @@
 KNOWN_ARMv8_CORES := cortex-a53 cortex-a53.a57 cortex-a55 cortex-a73 cortex-a75 cortex-a76
 KNOWN_ARMv8_CORES += kryo denver64 exynos-m1 exynos-m2
 
+KNOWN_ARMv82a_CORES := cortex-a55 cortex-a75
+
+# Check for cores that implement armv8-2a ISAs.
+ifneq (,$(filter $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT), $(KNOWN_ARMv82a_CORES)))
+  ifneq ($(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT),armv8-2a)
+    $(warning $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT) is armv8-2a.)
+    ifneq (,$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
+      $(warning TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT, $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT), ignored! Use armv8-2a instead.)
+    endif
+    # Overwrite TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT
+    TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT := armv8-2a
+  endif
 # Many devices (incorrectly) use armv7-a-neon as the 2nd architecture variant
 # for cores that implement armv8-a ISAs. The following sets it to armv8-a.
-ifneq (,$(filter $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT), $(KNOWN_ARMv8_CORES)))
+else ifneq (,$(filter $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT), $(KNOWN_ARMv8_CORES)))
   ifneq ($(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT),armv8-a)
     $(warning $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT) is armv8-a.)
     ifneq (,$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
diff --git a/core/combo/arch/arm/armv8-2a.mk b/core/combo/arch/arm/armv8-2a.mk
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/core/combo/arch/arm/armv8-2a.mk
diff --git a/core/config.mk b/core/config.mk
index c1ea5a8..9eced54 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -937,13 +937,26 @@
 endif
 .KATI_READONLY := PRODUCT_OTA_ENFORCE_VINTF_KERNEL_REQUIREMENTS
 
-ifeq ($(PRODUCT_USE_LOGICAL_PARTITIONS),true)
+ifeq ($(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS),true)
+  ifneq ($(PRODUCT_USE_DYNAMIC_PARTITIONS),true)
+    $(error PRODUCT_USE_DYNAMIC_PARTITIONS must be true when PRODUCT_RETROFIT_DYNAMIC_PARTITIONS \
+        is set)
+  endif
+  ifdef PRODUCT_SHIPPING_API_LEVEL
+    ifeq (true,$(call math_gt_or_eq,$(PRODUCT_SHIPPING_API_LEVEL),29))
+      $(error Devices with shipping API level $(PRODUCT_SHIPPING_API_LEVEL) must not set \
+          PRODUCT_RETROFIT_DYNAMIC_PARTITIONS)
+    endif
+  endif
+endif
+
+ifeq ($(PRODUCT_USE_DYNAMIC_PARTITIONS),true)
     requirements := \
         PRODUCT_USE_DYNAMIC_PARTITION_SIZE \
         PRODUCT_BUILD_SUPER_PARTITION \
 
     $(foreach req,$(requirements),$(if $(filter false,$($(req))),\
-        $(error PRODUCT_USE_LOGICAL_PARTITIONS requires $(req) to be true)))
+        $(error PRODUCT_USE_DYNAMIC_PARTITIONS requires $(req) to be true)))
 
     requirements :=
 
@@ -1026,6 +1039,48 @@
         $(BOARD_$(group)_PARTITION_LIST))
 .KATI_READONLY := BOARD_SUPER_PARTITION_PARTITION_LIST
 
+ifdef BOARD_SUPER_PARTITION_SIZE
+ifeq ($(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS),true)
+
+# The metadata device must be specified manually for retrofitting.
+ifndef BOARD_SUPER_PARTITION_METADATA_DEVICE
+$(error Must specify BOARD_SUPER_PARTITION_METADATA_DEVICE if BOARD_SUPER_PARTITION_BLOCK_DEVICES is used.)
+endif
+
+# The metadata device must be included in the super partition block device list.
+ifeq (,$(filter $(BOARD_SUPER_PARTITION_METADATA_DEVICE),$(BOARD_SUPER_PARTITION_BLOCK_DEVICES)))
+$(error BOARD_SUPER_PARTITION_METADATA_DEVICE is not listed in BOARD_SUPER_PARTITION_BLOCK_DEVICES.)
+endif
+
+# The metadata device must be supplied to init via the kernel command-line.
+BOARD_KERNEL_CMDLINE += androidboot.super_partition=$(BOARD_SUPER_PARTITION_METADATA_DEVICE)
+
+else # PRODUCT_RETROFIT_DYNAMIC_PARTITIONS
+
+# These should not be specified on devices launching with dynamic partition support.
+ifdef BOARD_SUPER_PARTITION_BLOCK_DEVICES
+$(error BOARD_SUPER_PARTITION_BLOCK_DEVICES can only be used if PRODUCT_RETROFIT_DYNAMIC_PARTITIONS is true.)
+endif
+ifdef BOARD_SUPER_PARTITION_METADATA_DEVICE
+$(error BOARD_SUPER_PARTITION_METADATA_DEVICE can only be used if PRODUCT_RETROFIT_DYNAMIC_PARTITIONS is true.)
+endif
+
+# For normal devices, we populate BOARD_SUPER_PARTITION_BLOCK_DEVICES so the
+# build can handle both cases consistently.
+BOARD_SUPER_PARTITION_BLOCK_DEVICES := super
+BOARD_SUPER_PARTITION_METADATA_DEVICE := super
+BOARD_SUPER_PARTITION_SUPER_DEVICE_SIZE := $(BOARD_SUPER_PARTITION_SIZE)
+
+endif # PRODUCT_RETROFIT_DYNAMIC_PARTITIONS
+endif # BOARD_SUPER_PARTITION_SIZE
+.KATI_READONLY := BOARD_SUPER_PARTITION_BLOCK_DEVICES
+.KATI_READONLY := BOARD_SUPER_PARTITION_METADATA_DEVICE
+
+$(foreach device,$(call to-upper,$(BOARD_SUPER_PARTITION_BLOCK_DEVICES)), \
+    $(if $(BOARD_SUPER_PARTITION_$(device)_DEVICE_SIZE),, \
+        $(error $(BOARD_SUPER_PARTITION_$(device)_DEVICE_SIZE must not be empty))) \
+    $(eval .KATI_READONLY := BOARD_SUPER_PARTITION_$(device)_DEVICE_SIZE))
+
 endif # PRODUCT_BUILD_SUPER_PARTITION
 
 # ###############################################################
diff --git a/core/definitions.mk b/core/definitions.mk
index bf53d0d..0d4b6c4 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -1693,6 +1693,7 @@
 	$(PRIVATE_ALL_STATIC_LIBRARIES) \
 	$(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--end-group) \
 	$(if $(filter true,$(NATIVE_COVERAGE)),$(PRIVATE_TARGET_COVERAGE_LIB)) \
+	$(PRIVATE_TARGET_LIBCRT_BUILTINS) \
 	$(PRIVATE_TARGET_LIBATOMIC) \
 	$(PRIVATE_TARGET_LIBGCC) \
 	$(PRIVATE_TARGET_GLOBAL_LDFLAGS) \
@@ -1728,6 +1729,7 @@
 	$(PRIVATE_ALL_STATIC_LIBRARIES) \
 	$(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--end-group) \
 	$(if $(filter true,$(NATIVE_COVERAGE)),$(PRIVATE_TARGET_COVERAGE_LIB)) \
+	$(PRIVATE_TARGET_LIBCRT_BUILTINS) \
 	$(PRIVATE_TARGET_LIBATOMIC) \
 	$(PRIVATE_TARGET_LIBGCC) \
 	$(PRIVATE_TARGET_GLOBAL_LDFLAGS) \
@@ -1775,6 +1777,7 @@
 	$(if $(filter true,$(NATIVE_COVERAGE)),$(PRIVATE_TARGET_COVERAGE_LIB)) \
 	$(PRIVATE_TARGET_LIBATOMIC) \
 	$(filter %libcompiler_rt.a %libcompiler_rt.hwasan.a,$(PRIVATE_ALL_STATIC_LIBRARIES)) \
+	$(PRIVATE_TARGET_LIBCRT_BUILTINS) \
 	$(PRIVATE_TARGET_LIBGCC) \
 	-Wl,--end-group \
 	$(PRIVATE_TARGET_CRTEND_O)
diff --git a/core/executable_internal.mk b/core/executable_internal.mk
index 70b2ea8..c28c144 100644
--- a/core/executable_internal.mk
+++ b/core/executable_internal.mk
@@ -36,6 +36,11 @@
 endif
 
 # Define PRIVATE_ variables from global vars
+ifeq ($(LOCAL_NO_LIBCRT_BUILTINS),true)
+my_target_libcrt_builtins :=
+else
+my_target_libcrt_builtins := $($(LOCAL_2ND_ARCH_VAR_PREFIX)$(my_prefix)LIBCRT_BUILTINS)
+endif
 ifeq ($(LOCAL_NO_LIBGCC),true)
 my_target_libgcc :=
 else
@@ -60,6 +65,7 @@
 my_target_crtbegin_static_o := $(wildcard $(my_ndk_sysroot_lib)/crtbegin_static.o)
 my_target_crtend_o := $(wildcard $(my_ndk_sysroot_lib)/crtend_android.o)
 endif
+$(linked_module): PRIVATE_TARGET_LIBCRT_BUILTINS := $(my_target_libcrt_builtins)
 $(linked_module): PRIVATE_TARGET_LIBGCC := $(my_target_libgcc)
 $(linked_module): PRIVATE_TARGET_LIBATOMIC := $(my_target_libatomic)
 $(linked_module): PRIVATE_TARGET_CRTBEGIN_DYNAMIC_O := $(my_target_crtbegin_dynamic_o)
@@ -68,11 +74,11 @@
 $(linked_module): PRIVATE_POST_LINK_CMD := $(LOCAL_POST_LINK_CMD)
 
 ifeq ($(LOCAL_FORCE_STATIC_EXECUTABLE),true)
-$(linked_module): $(my_target_crtbegin_static_o) $(all_objects) $(all_libraries) $(my_target_crtend_o) $(my_target_libgcc) $(my_target_libatomic)
+$(linked_module): $(my_target_crtbegin_static_o) $(all_objects) $(all_libraries) $(my_target_crtend_o) $(my_target_libcrt_builtins) $(my_target_libgcc) $(my_target_libatomic)
 	$(transform-o-to-static-executable)
 	$(PRIVATE_POST_LINK_CMD)
 else
-$(linked_module): $(my_target_crtbegin_dynamic_o) $(all_objects) $(all_libraries) $(my_target_crtend_o) $(my_target_libgcc) $(my_target_libatomic)
+$(linked_module): $(my_target_crtbegin_dynamic_o) $(all_objects) $(all_libraries) $(my_target_crtend_o) $(my_target_libcrt_builtins) $(my_target_libgcc) $(my_target_libatomic)
 	$(transform-o-to-executable)
 	$(PRIVATE_POST_LINK_CMD)
 endif
diff --git a/core/json.mk b/core/json.mk
new file mode 100644
index 0000000..ba8ffa7
--- /dev/null
+++ b/core/json.mk
@@ -0,0 +1,35 @@
+4space :=$= $(space)$(space)$(space)$(space)
+invert_bool =$= $(if $(strip $(1)),,true)
+
+# Converts a list to a JSON list.
+# $1: List separator.
+# $2: List.
+_json_list =$= [$(if $(2),"$(subst $(1),"$(comma)",$(2))")]
+
+# Converts a space-separated list to a JSON list.
+json_list =$= $(call _json_list,$(space),$(1))
+
+# Converts a comma-separated list to a JSON list.
+csv_to_json_list =$= $(call _json_list,$(comma),$(1))
+
+# Adds or removes 4 spaces from _json_indent
+json_increase_indent =$= $(eval _json_indent := $$(_json_indent)$$(4space))
+json_decrease_indent =$= $(eval _json_indent := $$(subst _,$$(space),$$(patsubst %____,%,$$(subst $$(space),_,$$(_json_indent)))))
+
+# 1: Key name
+# 2: Value
+add_json_val =$= $(eval _json_contents := $$(_json_contents)$$(_json_indent)"$$(strip $$(1))": $$(strip $$(2))$$(comma)$$(newline))
+add_json_str =$= $(call add_json_val,$(1),"$(strip $(2))")
+add_json_list =$= $(call add_json_val,$(1),$(call json_list,$(patsubst %,%,$(2))))
+add_json_csv =$= $(call add_json_val,$(1),$(call csv_to_json_list,$(strip $(2))))
+add_json_bool =$= $(call add_json_val,$(1),$(if $(strip $(2)),true,false))
+add_json_map =$= $(eval _json_contents := $$(_json_contents)$$(_json_indent)"$$(strip $$(1))": {$$(newline))$(json_increase_indent)
+end_json_map =$= $(json_decrease_indent)$(eval _json_contents := $$(_json_contents)$$(if $$(filter %$$(comma),$$(lastword $$(_json_contents))),__SV_END)$$(_json_indent)},$$(newline))
+
+# Clears _json_contents to start a new json file
+json_start =$= $(eval _json_contents := {$$(newline))$(eval _json_indent := $$(4space))
+
+# Adds the trailing close brace to _json_contents, and removes any trailing commas if necessary
+json_end =$= $(eval _json_contents := $$(subst $$(comma)$$(newline)__SV_END,$$(newline),$$(_json_contents)__SV_END}$$(newline)))
+
+json_contents =$= $(_json_contents)
diff --git a/core/main.mk b/core/main.mk
index 28b0995..84457e0 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -244,7 +244,11 @@
 ADDITIONAL_DEFAULT_PROPERTIES += ro.actionable_compatible_property.enabled=${PRODUCT_COMPATIBLE_PROPERTY}
 endif
 
-ADDITIONAL_PRODUCT_PROPERTIES += ro.boot.logical_partitions=$(PRODUCT_USE_LOGICAL_PARTITIONS)
+# TODO(b/119286600): remove ro.logical_partitions
+ADDITIONAL_PRODUCT_PROPERTIES += \
+    ro.boot.logical_partitions=$(PRODUCT_USE_DYNAMIC_PARTITIONS) \
+    ro.boot.dynamic_partitions=$(PRODUCT_USE_DYNAMIC_PARTITIONS) \
+    ro.boot.dynamic_partitions_retrofit=$(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS)
 
 # -----------------------------------------------------------------
 ###
diff --git a/core/package_internal.mk b/core/package_internal.mk
index 3e68c2f..9327587 100644
--- a/core/package_internal.mk
+++ b/core/package_internal.mk
@@ -743,7 +743,7 @@
 ifdef LOCAL_DEX_PREOPT
 $(built_odex): PRIVATE_DEX_FILE := $(built_dex)
 ifeq (true, $(LOCAL_UNCOMPRESS_DEX))
-$(built_odex): $(ZIP2ZIP)
+$(built_odex): $(ZIP2ZIP) $(ZIPALIGN)
 endif
 # Use pattern rule - we may have multiple built odex files.
 $(built_odex) : $(dir $(LOCAL_BUILT_MODULE))% : $(built_dex)
diff --git a/core/product.mk b/core/product.mk
index f9f8d60..661416c 100644
--- a/core/product.mk
+++ b/core/product.mk
@@ -210,6 +210,8 @@
     PRODUCT_USE_DYNAMIC_PARTITION_SIZE \
     PRODUCT_BUILD_SUPER_PARTITION \
     PRODUCT_FORCE_PRODUCT_MODULES_TO_SYSTEM_PARTITION \
+    PRODUCT_USE_DYNAMIC_PARTITIONS \
+    PRODUCT_RETROFIT_DYNAMIC_PARTITIONS \
 
 define dump-product
 $(info ==== $(1) ====)\
diff --git a/core/product_config.mk b/core/product_config.mk
index 577bafe..5a727c4 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -513,20 +513,32 @@
 PRODUCT_ACTIONABLE_COMPATIBLE_PROPERTY_DISABLE := \
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_ACTIONABLE_COMPATIBLE_PROPERTY_DISABLE))
 
-# Logical and Resizable Partitions feature flag.
-PRODUCT_USE_LOGICAL_PARTITIONS := \
-    $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_USE_LOGICAL_PARTITIONS))
-.KATI_READONLY := PRODUCT_USE_LOGICAL_PARTITIONS
+# Dynamic partition feature flags.
 
-# All requirements of PRODUCT_USE_LOGICAL_PARTITIONS falls back to
-# PRODUCT_USE_LOGICAL_PARTITIONS if not defined.
+# When this is true, dynamic partitions is retrofitted on a device that has
+# already been launched without dynamic partitions. Otherwise, the device
+# is launched with dynamic partitions.
+# This flag implies PRODUCT_USE_DYNAMIC_PARTITIONS.
+PRODUCT_RETROFIT_DYNAMIC_PARTITIONS := \
+    $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_RETROFIT_DYNAMIC_PARTITIONS))
+.KATI_READONLY := PRODUCT_RETROFIT_DYNAMIC_PARTITIONS
+
+# TODO(b/119286600): remove PRODUCT_USE_LOGICAL_PARTITIONS
+PRODUCT_USE_DYNAMIC_PARTITIONS := $(or \
+    $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_USE_DYNAMIC_PARTITIONS)), \
+    $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_USE_LOGICAL_PARTITIONS)), \
+    $(PRODUCT_RETROFIT_DYNAMIC_PARTITIONS))
+.KATI_READONLY := PRODUCT_USE_DYNAMIC_PARTITIONS
+
+# All requirements of PRODUCT_USE_DYNAMIC_PARTITIONS falls back to
+# PRODUCT_USE_DYNAMIC_PARTITIONS if not defined.
 PRODUCT_USE_DYNAMIC_PARTITION_SIZE := $(or \
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_USE_DYNAMIC_PARTITION_SIZE)),\
-    $(PRODUCT_USE_LOGICAL_PARTITIONS))
+    $(PRODUCT_USE_DYNAMIC_PARTITIONS))
 .KATI_READONLY := PRODUCT_USE_DYNAMIC_PARTITION_SIZE
 PRODUCT_BUILD_SUPER_PARTITION := $(or \
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_BUILD_SUPER_PARTITION)),\
-    $(PRODUCT_USE_LOGICAL_PARTITIONS))
+    $(PRODUCT_USE_DYNAMIC_PARTITIONS))
 .KATI_READONLY := PRODUCT_BUILD_SUPER_PARTITION
 
 # List of modules that should be forcefully unmarked from being LOCAL_PRODUCT_MODULE, and hence
diff --git a/core/shared_library_internal.mk b/core/shared_library_internal.mk
index 41e6a95..44bb020 100644
--- a/core/shared_library_internal.mk
+++ b/core/shared_library_internal.mk
@@ -34,6 +34,11 @@
 include $(BUILD_SYSTEM)/dynamic_binary.mk
 
 # Define PRIVATE_ variables from global vars
+ifeq ($(LOCAL_NO_LIBCRT_BUILTINS),true)
+my_target_libcrt_builtins :=
+else
+my_target_libcrt_builtins := $($(LOCAL_2ND_ARCH_VAR_PREFIX)$(my_prefix)LIBCRT_BUILTINS)
+endif
 ifeq ($(LOCAL_NO_LIBGCC),true)
 my_target_libgcc :=
 else
@@ -54,6 +59,7 @@
 my_target_crtbegin_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtbegin_so.o)
 my_target_crtend_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtend_so.o)
 endif
+$(linked_module): PRIVATE_TARGET_LIBCRT_BUILTINS := $(my_target_libcrt_builtins)
 $(linked_module): PRIVATE_TARGET_LIBGCC := $(my_target_libgcc)
 $(linked_module): PRIVATE_TARGET_LIBATOMIC := $(my_target_libatomic)
 $(linked_module): PRIVATE_TARGET_CRTBEGIN_SO_O := $(my_target_crtbegin_so_o)
@@ -64,6 +70,7 @@
         $(all_libraries) \
         $(my_target_crtbegin_so_o) \
         $(my_target_crtend_so_o) \
+        $(my_target_libcrt_builtins) \
         $(my_target_libgcc) \
         $(my_target_libatomic) \
         $(LOCAL_ADDITIONAL_DEPENDENCIES)
diff --git a/core/soong_config.mk b/core/soong_config.mk
index 7a884e0..6470d22 100644
--- a/core/soong_config.mk
+++ b/core/soong_config.mk
@@ -14,31 +14,13 @@
 endif
 
 ifeq ($(WRITE_SOONG_VARIABLES),true)
-# Converts a list to a JSON list.
-# $1: List separator.
-# $2: List.
-_json_list = [$(if $(2),"$(subst $(1),"$(comma)",$(2))")]
 
-# Converts a space-separated list to a JSON list.
-json_list = $(call _json_list,$(space),$(1))
-
-# Converts a comma-separated list to a JSON list.
-csv_to_json_list = $(call _json_list,$(comma),$(1))
-
-# 1: Key name
-# 2: Value
-add_json_val = $(eval _contents := $$(_contents)    "$$(strip $$(1))":$$(space)$$(strip $$(2))$$(comma)$$(newline))
-add_json_str = $(call add_json_val,$(1),"$(strip $(2))")
-add_json_list = $(call add_json_val,$(1),$(call json_list,$(patsubst %,%,$(2))))
-add_json_csv = $(call add_json_val,$(1),$(call csv_to_json_list,$(strip $(2))))
-add_json_bool = $(call add_json_val,$(1),$(if $(strip $(2)),true,false))
-
-invert_bool = $(if $(strip $(1)),,true)
+include $(BUILD_SYSTEM)/json.mk
 
 # Create soong.variables with copies of makefile settings.  Runs every build,
 # but only updates soong.variables if it changes
 $(shell mkdir -p $(dir $(SOONG_VARIABLES)))
-_contents := {$(newline)
+$(call json_start)
 
 $(call add_json_str,  Make_suffix, -$(TARGET_PRODUCT))
 
@@ -154,17 +136,17 @@
 $(call add_json_list, BoardPlatPublicSepolicyDirs,       $(BOARD_PLAT_PUBLIC_SEPOLICY_DIR))
 $(call add_json_list, BoardPlatPrivateSepolicyDirs,      $(BOARD_PLAT_PRIVATE_SEPOLICY_DIR))
 
-_contents := $(_contents)    "VendorVars": {$(newline)
+$(call add_json_map, VendorVars)
 $(foreach namespace,$(SOONG_CONFIG_NAMESPACES),\
-  $(eval _contents := $$(_contents)        "$(namespace)": {$$(newline)) \
+  $(call add_json_map, $(namespace))\
   $(foreach key,$(SOONG_CONFIG_$(namespace)),\
-    $(eval _contents := $$(_contents)            "$(key)": "$(SOONG_CONFIG_$(namespace)_$(key))",$$(newline)))\
-  $(eval _contents := $$(_contents)$(if $(strip $(SOONG_CONFIG_$(namespace))),__SV_END)        },$$(newline)))
-_contents := $(_contents)$(if $(strip $(SOONG_CONFIG_NAMESPACES)),__SV_END)    },$(newline)
+    $(call add_json_str,$(key),$(SOONG_CONFIG_$(namespace)_$(key))))\
+  $(call end_json_map))
+$(call end_json_map)
 
-_contents := $(subst $(comma)$(newline)__SV_END,$(newline),$(_contents)__SV_END}$(newline))
+$(call json_end)
 
-$(file >$(SOONG_VARIABLES).tmp,$(_contents))
+$(file >$(SOONG_VARIABLES).tmp,$(json_contents))
 
 $(shell if ! cmp -s $(SOONG_VARIABLES).tmp $(SOONG_VARIABLES); then \
 	  mv $(SOONG_VARIABLES).tmp $(SOONG_VARIABLES); \
@@ -172,15 +154,4 @@
 	  rm $(SOONG_VARIABLES).tmp; \
 	fi)
 
-_json_list :=
-json_list :=
-csv_to_json_list :=
-add_json_val :=
-add_json_str :=
-add_json_list :=
-add_json_csv :=
-add_json_bool :=
-invert_bool :=
-_contents :=
-
 endif # CONFIGURE_SOONG
diff --git a/target/product/mainline_system.mk b/target/product/mainline_system.mk
index b0edb56..3a8bd11 100644
--- a/target/product/mainline_system.mk
+++ b/target/product/mainline_system.mk
@@ -31,6 +31,7 @@
     RcsService \
     SafetyRegulatoryInfo \
     Stk \
+    TimeZoneUpdater \
 
 # OTA support
 PRODUCT_PACKAGES += \