[aarch64-port-dev ] git: openjdk/aarch64-port: master: 8241495: Make more compiler related flags available on a per method level

[Paul Hohensee]

Changeset: 2a50c3f8
Author:    Xin Liu <xliu at openjdk.org>
Committer: Paul Hohensee <phh at openjdk.org>
Date:      2020-10-29 17:41:57 +0000
URL:       https://git.openjdk.java.net/aarch64-port/commit/2a50c3f8

8241495: Make more compiler related flags available on a per method level

add more method-level options  for -XX:CompileCommand
eg. -XX:CompileCommand=option,java.lang.String::startsWith,BreakAtCompile directs JIT compilers to hit BREAKPOINT when they compile the method java.lang.String::startsWith.

Reviewed-by: neliasso, azeemj, phh

! src/hotspot/share/compiler/compilerDirectives.cpp
! src/hotspot/share/compiler/compilerDirectives.hpp