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# Generate benchmark flamegraph like this:
#
# $ make -f benches/Makefile binary=./target/release/deps/coalesce_execve-76764715a5348906
binary ?= $(error "Set binary variable")
FG_DIR ?= ~/src/flamegraph
.PHONY: all
all: $(binary).svg
.PHONY: clean
clean:
rm -f $(binary).prof $(binary).stacks $(binary).svg
.PHONY: view
view: $(binary).svg
firefox $^
%.svg: %.stacks
$(FG_DIR)/flamegraph.pl < $^ > $@.t
mv $@.t $@
%.prof: %
$<
%.stacks: % %.prof
google-pprof --collapsed $^ > $@.t
mv $@.t $@
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