1e5c6bc5b8
It is currently broken. (see https://github.com/japaric/xargo/issues/227) This makes it easier to for example patch whole crates away.
12 lines
420 B
Bash
Executable file
12 lines
420 B
Bash
Executable file
#!/bin/bash
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source config.sh
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# These files grow really big (~1.4G) because of the sample frequency
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rm perf.data* || true
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# Profile compiling libcore
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perf record -F 9000 --call-graph dwarf \
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-- $RUSTC --crate-type lib build_sysroot/sysroot_src/src/libcore/lib.rs --crate-name core
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# Generate the flamegraph
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perf script | ../FlameGraph/stackcollapse-perf.pl | grep cranelift | ../FlameGraph/flamegraph.pl > abc.svg
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