PrintAssembly at runtime / to different target
Aleksey Shipilev
shade at redhat.com
Mon Sep 16 16:24:43 UTC 2019
On 9/16/19 6:18 PM, Stefan Reich wrote:
> How can I get assembly output in hotspot.log though? I only ever see it on STDOUT, even with
> LogCompilation enabled.
LogCompilation has to include output that would otherwise would end up on tty. It would be captured
in <tty> there.
JMH -prof perfasm does use LogCompilation to get disassembly like this:
http://hg.openjdk.java.net/code-tools/jmh/file/99d7b73cf1e3/jmh-core/src/main/java/org/openjdk/jmh/profile/AbstractPerfAsmProfiler.java#l239
--
Thanks,
-Aleksey
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