58 lines
1.4 KiB
Makefile
58 lines
1.4 KiB
Makefile
# Interface:
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# make
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# make build
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# make format
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# make run
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# Compiler
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CC=gcc # required for nested functions
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# CC=tcc # <= faster compilation
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# Main file
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SRC=example.c ../../squiggle.c ../../extra.c
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OUTPUT=./example
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## Dependencies
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MATH=-lm
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DEPENDENCIES=$(MATH)
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# OPENMP=-fopenmp
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## Flags
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DEBUG= #'-g'
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STANDARD=-std=c99 ## gnu99 allows for nested functions.
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EXTENSIONS= #-fnested-functions
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WARNINGS=-Wall
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OPTIMIZED=-O3#-Ofast
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CFLAGS=$(DEBUG) $(STANDARD) $(EXTENSIONS) $(WARNINGS) $(OPTIMIZED)
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## Formatter
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STYLE_BLUEPRINT=webkit
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FORMATTER=clang-format -i -style=$(STYLE_BLUEPRINT)
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## make build
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build: $(SRC)
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# gcc -std=gnu99 example.c -lm -o example
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$(CC) $(CFLAGS) $(SRC) $(DEPENDENCIES) -o $(OUTPUT)
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format: $(SRC)
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$(FORMATTER) $(SRC)
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run: $(SRC) $(OUTPUT)
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./$(OUTPUT) && echo
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time-linux:
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@echo "Requires /bin/time, found on GNU/Linux systems" && echo
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@echo "Running 100x and taking avg time $(OUTPUT)"
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@t=$$(/usr/bin/time -f "%e" -p bash -c 'for i in {1..100}; do $(OUTPUT); done' 2>&1 >/dev/null | grep real | awk '{print $$2}' ); echo "scale=2; 1000 * $$t / 100" | bc | sed "s|^|Time using 1 thread: |" | sed 's|$$|ms|' && echo
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## Profiling
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profile-linux:
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echo "Requires perf, which depends on the kernel version, and might be in linux-tools package or similar"
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echo "Must be run as sudo"
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$(CC) $(SRC) $(MATH) -o $(OUTPUT)
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sudo perf record ./$(OUTPUT)
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sudo perf report
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rm perf.data
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