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cmd/compile: add block profiling support

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Updates #15756

Change-Id: Ic635812b324af926333122c02908cebfb24d7bce
Reviewed-on: https://go-review.googlesource.com/39208
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Josh Bleecher Snyder 2017-04-02 18:37:04 -07:00
parent 877574725b
commit 96af817497
3 changed files with 15 additions and 0 deletions
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src/cmd/compile/internal/gc/main.go
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@ -221,6 +221,7 @@ func Main(archInit func(*Arch)) {
flag.StringVar(&memprofile, "memprofile", "", "write memory profile to `file`")
flag.Int64Var(&memprofilerate, "memprofilerate", 0, "set runtime.MemProfileRate to `rate`")
flag.StringVar(&traceprofile, "traceprofile", "", "write an execution trace to `file`")
flag.StringVar(&blockprofile, "blockprofile", "", "write block profile to `file`")
flag.StringVar(&benchfile, "bench", "", "append benchmark times to `file`")
obj.Flagparse(usage)