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makefile: Convert linker function to use names

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This patch changes the way the custom linker function works.  It uses
names instead of numbers to denote the name of the file and applies
the correct LINKER_PASS variable for the final linker pass.

Signed-off-by: Andy Gross <andy.gross@linaro.org>
This commit is contained in:
Andy Gross 2018-01-25 11:07:03 -06:00 • committed by Andrew Boie
commit 1f0ff06e38
1 changed files with 12 additions and 24 deletions
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36
CMakeLists.txt
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@ -514,25 +514,13 @@ if(CONFIG_APPLICATION_MEMORY)
endforeach()
endif() # CONFIG_APPLICATION_MEMORY
function(construct_add_custom_command_for_linker_pass linker_pass_number output_variable)
if(linker_pass_number EQUAL 1)
set(is_first_pass 1)
elseif(linker_pass_number GREATER 1)
set(is_first_pass 0)
else()
assert(0 "Unreachable code")
endif()
function(construct_add_custom_command_for_linker_pass linker_output_name output_variable)
set(linker_cmd_file_name ${linker_output_name}.cmd)
if(is_first_pass)
set(linker_cmd_file_name linker.cmd)
if (${linker_output_name} MATCHES "^linker_pass_final$")
set(LINKER_PASS_DEFINE -DLINKER_PASS2)
else()
set(linker_cmd_file_name linker_pass${linker_pass_number}.cmd)
endif()
if(is_first_pass)
set(LINKER_PASS_DEFINE "")
else()
set(LINKER_PASS_DEFINE -DLINKER_PASS${linker_pass_number})
endif()
# Different generators deal with depfiles differently.
@ -574,7 +562,7 @@ function(construct_add_custom_command_for_linker_pass linker_pass_number output_
endfunction()
get_filename_component(BASE_NAME ${CMAKE_CURRENT_BINARY_DIR} NAME)
construct_add_custom_command_for_linker_pass(1 custom_command)
construct_add_custom_command_for_linker_pass(linker custom_command)
add_custom_command(
${custom_command}
)
@ -777,26 +765,26 @@ if(GKOF OR GKSF)
# The second linker pass uses the same source linker script of the
# first pass (LINKER_SCRIPT), but this time with a different output
# file and preprocessed with the define LINKER_PASS2.
construct_add_custom_command_for_linker_pass(2 custom_command)
construct_add_custom_command_for_linker_pass(linker_pass_final custom_command)
add_custom_command(
${custom_command}
)
add_custom_target(
linker_pass2_script
linker_pass_final_script
DEPENDS
linker_pass2.cmd
linker_pass_final.cmd
offsets_h
)
set_property(TARGET
linker_pass2_script
linker_pass_final_script
PROPERTY INCLUDE_DIRECTORIES
${ZEPHYR_INCLUDE_DIRS}
)
add_executable( kernel_elf misc/empty_file.c ${GKSF})
target_link_libraries(kernel_elf ${GKOF} ${TOPT} ${PROJECT_BINARY_DIR}/linker_pass2.cmd ${zephyr_lnk})
set_property(TARGET kernel_elf PROPERTY LINK_DEPENDS ${PROJECT_BINARY_DIR}/linker_pass2.cmd)
add_dependencies( kernel_elf linker_pass2_script)
target_link_libraries(kernel_elf ${GKOF} ${TOPT} ${PROJECT_BINARY_DIR}/linker_pass_final.cmd ${zephyr_lnk})
set_property(TARGET kernel_elf PROPERTY LINK_DEPENDS ${PROJECT_BINARY_DIR}/linker_pass_final.cmd)
add_dependencies( kernel_elf linker_pass_final_script)
else()
set(logical_target_for_zephyr_elf zephyr_prebuilt)
# Use the prebuilt elf as the final elf since we don't have a