86 lines
2.4 KiB
Makefile
86 lines
2.4 KiB
Makefile
#
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# Top Makefile
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# ------------
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#
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# Top-level makefile to compile the codebase
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#
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# Following options are available
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#
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# .. option:: BUILD_TYPE=<string>
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#
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# Pick the type of compilation. Can be either ``release`` or ``debug``. By default, release mode is selected (full optimization on runtime).
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#
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# .. option:: CMAKE_FLAGS=<string>
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#
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# Force compilation flags for CMake to generate Makefiles
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BUILD_TYPE ?= release
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# Convert to lower case for consistency
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BUILD_TYPE := $(shell echo ${BUILD_TYPE} | tr '[:upper:]' '[lower]')
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# Trim any _pgo or _strict in the build type name (since it would not match any of CMake's standard build types
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CMAKE_BUILD_TYPE := $(shell echo ${BUILD_TYPE} | sed 's/_\?pgo//' | sed 's/_\?strict//')
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# Allow users to pass parameters to cmake, without defining build types
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# e.g. make CMAKE_FLAGS="-DCMAKE_CXX_COMPILER=g++-9'
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override CMAKE_FLAGS := -DCMAKE_BUILD_TYPE=${BUILD_TYPE} -G 'Unix Makefiles' ${CMAKE_FLAGS}
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# -s : Suppresss makefile output (e.g. entering/leaving directories)
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# --output-sync target : For parallel compilation ensure output for each target is synchronized (make version >= 4.0)
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MAKEFLAGS := -s
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# Find CMake command from system variable, otherwise use a default one
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ifeq ($(origin CMAKE_COMMAND),undefined)
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CMAKE_COMMAND := cmake
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else
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CMAKE_COMMAND := ${CMAKE_COMMAND}
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endif
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# Define python executable
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PYTHON_EXEC ?= python3
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# Put it first so that "make" without argument is like "make help".
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export COMMENT_EXTRACT
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# Put it first so that "make" without argument is like "make help".
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help:
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@${PYTHON_EXEC} -c "$$COMMENT_EXTRACT"
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.PHONY: all checkout compile
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all: checkout
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# Update all the submodules and compile the codebase
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mkdir -p build && cd build && $(CMAKE_COMMAND) ${CMAKE_FLAGS} ..
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cd build && $(MAKE)
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checkout:
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# Update all the submodules
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git submodule init
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git submodule update --init --recursive
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compile:
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# Compile the code base
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mkdir -p build && cd build && $(CMAKE_COMMAND) ${CMAKE_FLAGS} ..
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cd build && $(MAKE)
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clean:
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# Remove current build results
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rm -rf build yosys/install
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build/Makefile:
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make checkout
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.PHONY: Makefile
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%: build/Makefile
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cd build && $(MAKE) $@
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# Functions to extract comments from Makefiles
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define COMMENT_EXTRACT
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import re
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with open ('Makefile', 'r' ) as f:
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matches = re.finditer('^([a-zA-Z-_]*):.*\n#(.*)', f.read(), flags=re.M)
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for _, match in enumerate(matches, start=1):
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header, content = match[1], match[2]
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print(f" {header:10} {content}")
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endef
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