ysyx-workbench/npc/cmake/ChiselBuild.cmake

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# -- Add an always run target to generate verilog files with sbt/bloop,
# as we don't know if the result files will be different from cmake
# NOTE: Must reconfigure if we add new files in SCALA_CORE directory
file(GLOB_RECURSE SCALA_CORE_SOURCES "${SCALA_CORE}/src/main/scala/*.scala")
file(GLOB_RECURSE SCALA_CORE_RESOURCES "${SCALA_CORE}/src/main/resources/*")
set(CHISEL_DEPENDENCY ${SCALA_CORE_SOURCES} ${SCALA_CORE_RESOURCES} ${SCALA_CORE}/build.sbt)
if(BUILD_USE_BLOOP)
set(CHISEL_TARGET bloop_${TOPMODULE})
set(CHISEL_TEST_TARGET bloop_${TOPMODULE}_test)
# Export sbt build config to bloop
if(NOT EXISTS ${SCALA_CORE}/.bloop)
execute_process(
COMMAND sbt bloopInstall
WORKING_DIRECTORY ${SCALA_CORE}
)
endif()
string(REPLACE " " ";" CHISEL_EMIT_ARGS_LIST ${CHISEL_EMIT_ARGS})
list(TRANSFORM CHISEL_EMIT_ARGS_LIST PREPEND "--args;")
add_custom_command(
OUTPUT ${CHISEL_OUTPUT_TOPMODULE}
COMMAND bloop run root ${CHISEL_EMIT_ARGS_LIST}
COMMAND ${CMAKE_COMMAND} -E copy_directory_if_different ${CHISEL_OUTPUT_TMP_DIR} ${CHISEL_OUTPUT_DIR}
WORKING_DIRECTORY ${SCALA_CORE}
DEPENDS ${CHISEL_DEPENDENCY}
COMMAND_EXPAND_LISTS
COMMENT "Run bloop from CMake"
)
# add_test(
# NAME bloop_${TOPMODULE}_test
# COMMAND bloop test
# WORKING_DIRECTORY ${SCALA_CORE}
# )
else()
set(CHISEL_TARGET sbt_${TOPMODULE})
set(CHISEL_TEST_TARGET sbt_${TOPMODULE}_test)
add_custom_command(
OUTPUT ${CHISEL_OUTPUT_TOPMODULE}
COMMAND sbt "run ${CHISEL_EMIT_ARGS}"
COMMAND ${CMAKE_COMMAND} -E copy_directory_if_different ${CHISEL_OUTPUT_TMP_DIR} ${CHISEL_OUTPUT_DIR}
WORKING_DIRECTORY ${SCALA_CORE}
# DEPENDS ${CHISEL_DEPENDENCY} test.scala
VERBATIM
COMMENT "Run sbt from CMake"
)
add_test(
NAME sbt_${TOPMODULE}_test
COMMAND sbt test
WORKING_DIRECTORY ${SCALA_CORE}
)
endif()
if(NOT EXISTS ${CHISEL_OUTPUT_DIR})
# Probably cold build, generate verilog at configure time to produce top module file
execute_process(
COMMAND sbt "run ${CHISEL_EMIT_ARGS}"
WORKING_DIRECTORY ${SCALA_CORE}
)
execute_process(
COMMAND ${CMAKE_COMMAND} -E copy_directory ${CHISEL_OUTPUT_TMP_DIR} ${CHISEL_OUTPUT_DIR}
)
endif()