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https://github.com/espressif/esp-idf.git
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ldgen: pass component libraries directly
This commit is contained in:
Renz Christian Bagaporo
parent
ca6cff7637
commit
b1ecd75d83
@ -1,7 +1,6 @@
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# Makefile to support the linker script generation mechanism
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LDGEN_SECTIONS_INFO_FILES = $(foreach lib, $(COMPONENT_LIBRARIES), $(BUILD_DIR_BASE)/$(lib)/lib$(lib).a.sections_info)
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LDGEN_FRAGMENT_FILES = $(COMPONENT_LDFRAGMENTS)
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LDGEN_LIBRARIES=$(foreach libcomp,$(COMPONENT_LIBRARIES),$(BUILD_DIR_BASE)/$(libcomp)/lib$(libcomp).a)
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ON_WINDOWS:=n
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@ -15,54 +14,45 @@ endif
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# the components
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ifeq ($(ON_WINDOWS),y)
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define ldgen_process_template
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$(BUILD_DIR_BASE)/ldgen.section_infos: $(LDGEN_SECTIONS_INFO_FILES) $(IDF_PATH)/make/ldgen.mk
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printf "$(foreach info,$(LDGEN_SECTIONS_INFO_FILES),$(subst \,/,$(shell cygpath -w $(info)))\n)" > $(BUILD_DIR_BASE)/ldgen.section_infos
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$(BUILD_DIR_BASE)/ldgen.section_infos: $(LDGEN_LIBRARIES) $(IDF_PATH)/make/ldgen.mk
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printf "$(foreach info,$(LDGEN_LIBRARIES),$(subst \,/,$(shell cygpath -w $(info)))\n)" > $(BUILD_DIR_BASE)/ldgen_libraries
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$(2): $(1) $(LDGEN_FRAGMENT_FILES) $(SDKCONFIG) $(BUILD_DIR_BASE)/ldgen.section_infos
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$(2): $(1) $(LDGEN_FRAGMENT_FILES) $(SDKCONFIG) $(BUILD_DIR_BASE)/ldgen_libraries
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@echo 'Generating $(notdir $(2))'
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$(PYTHON) $(IDF_PATH)/tools/ldgen/ldgen.py \
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--input $(1) \
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--config $(SDKCONFIG) \
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--fragments $(LDGEN_FRAGMENT_FILES) \
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--libraries-file $(BUILD_DIR_BASE)/ldgen_libraries \
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--output $(2) \
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--sections $(BUILD_DIR_BASE)/ldgen.section_infos \
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--kconfig $(IDF_PATH)/Kconfig \
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--env "COMPONENT_KCONFIGS=$(foreach k, $(COMPONENT_KCONFIGS), $(shell cygpath -w $(k)))" \
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--env "COMPONENT_KCONFIGS_PROJBUILD=$(foreach k, $(COMPONENT_KCONFIGS_PROJBUILD), $(shell cygpath -w $(k)))" \
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--env "IDF_CMAKE=n"
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--env "IDF_CMAKE=n" \
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--objdump $(OBJDUMP)
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endef
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else # ON_WINDOWS
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define ldgen_process_template
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$(BUILD_DIR_BASE)/ldgen.section_infos: $(LDGEN_SECTIONS_INFO_FILES) $(IDF_PATH)/make/ldgen.mk
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printf "$(foreach info,$(LDGEN_SECTIONS_INFO_FILES),$(info)\n)" > $(BUILD_DIR_BASE)/ldgen.section_infos
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$(BUILD_DIR_BASE)/ldgen_libraries: $(LDGEN_LIBRARIES) $(IDF_PATH)/make/ldgen.mk
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printf "$(foreach library,$(LDGEN_LIBRARIES),$(library)\n)" > $(BUILD_DIR_BASE)/ldgen_libraries
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$(2): $(1) $(LDGEN_FRAGMENT_FILES) $(SDKCONFIG) $(BUILD_DIR_BASE)/ldgen.section_infos
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$(2): $(1) $(LDGEN_FRAGMENT_FILES) $(SDKCONFIG) $(BUILD_DIR_BASE)/ldgen_libraries
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@echo 'Generating $(notdir $(2))'
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$(PYTHON) $(IDF_PATH)/tools/ldgen/ldgen.py \
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--input $(1) \
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--config $(SDKCONFIG) \
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--fragments $(LDGEN_FRAGMENT_FILES) \
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--libraries-file $(BUILD_DIR_BASE)/ldgen_libraries \
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--output $(2) \
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--sections $(BUILD_DIR_BASE)/ldgen.section_infos \
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--kconfig $(IDF_PATH)/Kconfig \
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--env "COMPONENT_KCONFIGS=$(COMPONENT_KCONFIGS)" \
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--env "COMPONENT_KCONFIGS_PROJBUILD=$(COMPONENT_KCONFIGS_PROJBUILD)" \
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--env "IDF_CMAKE=n"
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--env "IDF_CMAKE=n" \
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--objdump $(OBJDUMP)
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endef
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endif # ON_WINDOWS
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define ldgen_create_commands
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$(foreach lib, $(COMPONENT_LIBRARIES), \
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$(eval $(call ldgen_generate_target_sections_info, $(BUILD_DIR_BASE)/$(lib)/lib$(lib).a)))
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ldgen-clean:
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rm -f $(LDGEN_SECTIONS_INFO_FILES)
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rm -f $(BUILD_DIR_BASE)/ldgen.section_infos
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endef
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# Target to generate sections info file from objdump of component archive
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define ldgen_generate_target_sections_info
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$(1).sections_info: $(1)
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@echo 'Generating $(notdir $(1).sections_info)'
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$(OBJDUMP) -h $(1) > $(1).sections_info
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rm -f $(BUILD_DIR_BASE)/ldgen_libraries
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endef
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@ -64,7 +64,7 @@ function(register_component)
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set_property(TARGET ${COMPONENT_TARGET} PROPERTY OUTPUT_NAME ${COMPONENT_NAME})
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ldgen_generate_sections_info(${COMPONENT_TARGET})
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ldgen_component_add(${COMPONENT_TARGET})
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else()
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add_library(${COMPONENT_TARGET} INTERFACE) # header-only component
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set(include_type INTERFACE)
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@ -1,45 +1,34 @@
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# Utilities for supporting linker script generation in the build system
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# ldgen_create_target
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# ldgen_set_variables
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#
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# Create the custom target to attach the fragment files and template files
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# for the build to.
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function(ldgen_set_variables)
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add_custom_target(ldgen_section_infos)
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add_custom_target(ldgen DEPENDS ldgen_section_infos)
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add_custom_target(ldgen)
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endfunction()
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# ldgen_add_fragment_file
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# ldgen_add_fragment_files
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#
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# Add one or more linker fragment files, and append it to the list of fragment
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# files found so far.
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function(ldgen_add_fragment_files target fragment_files)
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function(ldgen_add_fragment_files component fragment_files)
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spaces2list(fragment_files)
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foreach(fragment_file ${fragment_files})
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get_filename_component(fragment_file_abs_dir ${fragment_file} ABSOLUTE BASE_DIR ${component_dir})
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list(APPEND fragment_files_full_path ${fragment_file_abs_dir})
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get_filename_component(_fragment_file ${fragment_file} ABSOLUTE)
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list(APPEND _fragment_files ${_fragment_file})
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endforeach()
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set_property(TARGET ldgen APPEND PROPERTY FRAGMENT_FILES ${fragment_files_full_path})
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set_property(TARGET ldgen APPEND PROPERTY FRAGMENT_FILES ${_fragment_files})
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endfunction()
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# ldgen_generate_sections_info
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# ldgen_component_add
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#
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# Generate sections info for specified target to be used in linker script generation
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function(ldgen_generate_sections_info target)
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get_filename_component(target_sections_info ${CMAKE_CURRENT_BINARY_DIR}/${target}.sections_info ABSOLUTE)
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add_custom_command(
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OUTPUT ${target_sections_info}
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COMMAND ${CMAKE_OBJDUMP} $<TARGET_FILE:${target}> -h > ${target_sections_info}
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DEPENDS ${target}
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)
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add_custom_target(${target}_sections_info DEPENDS ${target_sections_info})
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add_dependencies(ldgen_section_infos ${target}_sections_info)
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set_property(TARGET ldgen_section_infos APPEND PROPERTY SECTIONS_INFO_FILES ${target_sections_info})
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# Add component to known libraries for linker script generation
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function(ldgen_component_add component_lib)
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set_property(TARGET ldgen APPEND PROPERTY OUTPUT_LIBRARIES "$<TARGET_FILE:${component_lib}>")
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set_property(TARGET ldgen APPEND PROPERTY LIBRARIES ${component_lib})
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endfunction()
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# ldgen_process_template
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@ -47,10 +36,17 @@ endfunction()
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# Passes a linker script template to the linker script generation tool for
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# processing
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function(ldgen_process_template template output)
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file(GENERATE OUTPUT ${CMAKE_BINARY_DIR}/ldgen.section_infos
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CONTENT "$<JOIN:$<TARGET_PROPERTY:ldgen_section_infos,SECTIONS_INFO_FILES>,\n>")
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get_property(output_libraries TARGET ldgen PROPERTY OUTPUT_LIBRARIES)
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file(GENERATE OUTPUT ${CMAKE_BINARY_DIR}/ldgen_libraries.in CONTENT "$<JOIN:${output_libraries},\n>")
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file(GENERATE OUTPUT ${CMAKE_BINARY_DIR}/ldgen_libraries INPUT ${CMAKE_BINARY_DIR}/ldgen_libraries.in)
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get_filename_component(filename "${template}" NAME_WE)
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set_property(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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APPEND PROPERTY ADDITIONAL_MAKE_CLEAN_FILES
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"${CMAKE_BINARY_DIR}/ldgen_libraries.in"
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"${CMAKE_BINARY_DIR}/ldgen_libraries")
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# Create command to invoke the linker script generator tool.
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add_custom_command(
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OUTPUT ${output}
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COMMAND ${PYTHON} ${IDF_PATH}/tools/ldgen/ldgen.py
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@ -58,15 +54,16 @@ function(ldgen_process_template template output)
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--fragments "$<JOIN:$<TARGET_PROPERTY:ldgen,FRAGMENT_FILES>,\t>"
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--input ${template}
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--output ${output}
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--sections ${CMAKE_BINARY_DIR}/ldgen.section_infos
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--kconfig ${IDF_PATH}/Kconfig
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--kconfig ${ROOT_KCONFIG}
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--env "COMPONENT_KCONFIGS=${COMPONENT_KCONFIGS}"
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--env "COMPONENT_KCONFIGS_PROJBUILD=${COMPONENT_KCONFIGS_PROJBUILD}"
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--env "IDF_CMAKE=y"
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--env "IDF_PATH=${IDF_PATH}"
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--env "IDF_TARGET=${IDF_TARGET}"
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DEPENDS ${template} $<TARGET_PROPERTY:ldgen,FRAGMENT_FILES> ${SDKCONFIG}
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ldgen_section_infos
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--libraries-file ${CMAKE_BINARY_DIR}/ldgen_libraries
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--objdump ${CMAKE_OBJDUMP}
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DEPENDS ${template} $<TARGET_PROPERTY:ldgen,FRAGMENT_FILES>
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$<TARGET_PROPERTY:ldgen,LIBRARIES> ${SDKCONFIG}
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)
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get_filename_component(output_name ${output} NAME)
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@ -74,9 +71,9 @@ function(ldgen_process_template template output)
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add_dependencies(ldgen ldgen_${output_name}_script)
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endfunction()
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# ldgen_create_commands
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# ldgen_add_dependencies
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#
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# Create the command to generate the output scripts from templates presented.
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# Add dependency of project executable to ldgen custom target.
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function(ldgen_add_dependencies)
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if(IDF_PROJECT_EXECUTABLE)
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add_dependencies(${IDF_PROJECT_EXECUTABLE} ldgen)
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@ -573,8 +573,8 @@ class SectionsInfo(dict):
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def __init__(self):
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self.sections = dict()
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def add_sections_info(self, sections_info_file):
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first_line = sections_info_file.readline()
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def add_sections_info(self, sections_info_dump):
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first_line = sections_info_dump.readline()
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archive_path = (Literal("In archive").suppress() +
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# trim the last character from archive_path, :
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@ -587,10 +587,10 @@ class SectionsInfo(dict):
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try:
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results = parser.parseString(first_line)
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except ParseException as p:
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raise ParseException("File " + sections_info_file.name + " is not a valid sections info file. " + p.message)
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raise ParseException("Parsing sections info for library " + sections_info_dump.name + " failed. " + p.message)
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archive = os.path.basename(results.archive_path)
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self.sections[archive] = SectionsInfo.__info(sections_info_file.name, sections_info_file.read())
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self.sections[archive] = SectionsInfo.__info(sections_info_dump.name, sections_info_dump.read())
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def _get_infos_from_file(self, info):
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# Object file line: '{object}: file format elf32-xtensa-le'
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@ -18,12 +18,14 @@
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import argparse
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import sys
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import tempfile
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import subprocess
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from fragments import FragmentFile
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from sdkconfig import SDKConfig
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from generation import GenerationModel, TemplateModel, SectionsInfo
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from ldgen_common import LdGenFailure
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from pyparsing import ParseException, ParseFatalException
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from io import StringIO
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def main():
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@ -42,9 +44,9 @@ def main():
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nargs="+")
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argparser.add_argument(
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"--sections", "-s",
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"--libraries-file",
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type=argparse.FileType("r"),
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help="Library sections info")
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help="File that contains the list of libraries in the build")
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argparser.add_argument(
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"--output", "-o",
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@ -64,27 +66,28 @@ def main():
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action='append', default=[],
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help='Environment to set when evaluating the config file', metavar='NAME=VAL')
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argparser.add_argument(
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"--objdump",
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help="Path to toolchain objdump")
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args = argparser.parse_args()
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input_file = args.input
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fragment_files = [] if not args.fragments else args.fragments
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libraries_file = args.libraries_file
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config_file = args.config
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output_path = args.output
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kconfig_file = args.kconfig
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sections = args.sections
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objdump = args.objdump
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try:
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sections_infos = SectionsInfo()
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if sections:
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section_info_contents = [s.strip() for s in sections.read().split("\n")]
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section_info_contents = [s for s in section_info_contents if s]
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else:
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section_info_contents = []
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for sections_info_file in section_info_contents:
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with open(sections_info_file) as sections_info_file_obj:
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sections_infos.add_sections_info(sections_info_file_obj)
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for library in libraries_file:
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library = library.strip()
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if library:
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dump = StringIO(subprocess.check_output([objdump, "-h", library]).decode())
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dump.name = library
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sections_infos.add_sections_info(dump)
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generation_model = GenerationModel()
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