On Fri, 9 Jun 2023 13:44:20 GMT, Tobias Holenstein <tholenst...@openjdk.org> 
wrote:

>> At the moment `CompileCommand` and `CompileOnly` use different syntax for 
>> matching methods. 
>> 
>> ### Old CompileOnly format
>> - matching a **method name** with **class name** and **package name**:
>> `-XX:CompileOnly=package/path/Class.method`
>> `-XX:CompileOnly=package/path/Class::method`
>> `-XX:CompileOnly=package.path.Class::method`
>> BUT NOT `-XX:CompileOnly=package.path.Class.method`
>> 
>> - just matching a **single method name**:
>> `-XX:CompileOnly=.hashCode`
>> `-XX:CompileOnly=::hashCode`
>> BUT NOT `-XX:CompileOnly=hashCode`
>> 
>> - Matching **all method names** in a **class name** with **package name**
>> `-XX:CompileOnly=java/lang/String`
>> BUT NOT `-XX:CompileOnly=java/lang/String.`
>> BUT NOT `-XX:CompileOnly=java.lang.String`
>> BUT NOT `-XX:CompileOnly=java.lang.String::` (This is actually a bug) 
>> BUT NOT `-XX:CompileOnly=String`
>> BUT NOT `-XX:CompileOnly=String.`
>> BUT NOT `-XX:CompileOnly=String::`
>> 
>> - Matching **all method names** in a **class name** with **NO package name**
>> `-XX:CompileOnly=String`
>> BUT NOT `-XX:CompileOnly=String.`
>> BUT NOT `-XX:CompileOnly=String::`
>> 
>> - There is a bug when `CompileOnly` ends with `::` where the `CompileOnly` 
>> is just ignored
>> e.g. `-XX:CompileOnly=String::` compiles as many methods as when omitting 
>> the `-XX:CompileOnly=` command
>> 
>> ### CompileCommand=compileonly format
>> `CompileCommand` allows two different forms for paths: 
>> - `package/path/Class.method`
>> - `package.path.Class::method`
>> 
>> In contrary to `CompileOnly` `CompileCommand` supports wildcard matching 
>> using `*`. `*` can appear at the beginning and/or end of a 
>> `package.path.Class` and `method` name. 
>> 
>>  Valid forms: 
>> `-XX:CompileCommand=compileonly,*.lang.*::*shCo*`
>> `-XX:CompileCommand=compileonly,*/lang/*.*shCo*` 
>> `-XX:CompileCommand=compileonly,java.lang.String::*`
>> `-XX:CompileCommand=compileonly,*::hashCode`
>> `-XX:CompileCommand=compileonly,*ng.String::hashC*`
>> `-XX:CompileCommand=compileonly,*String::hash*`
>> 
>>  Invalid forms (Error: Embedded * not allowed):
>>  `-XX:CompileCommand=compileonly,java.*.String::has*Code`
>> 
>> ### Use CompileCommand syntax for CompileOnly
>> At the moment, in some cases it is not possible to just take pattern used 
>> with `CompileOnly` and plug it into compile command file. Syntax used by 
>> CompileOnly is also not very intuitive. 
>> 
>> `CompileOnly` is convenient because it's shorter to write and takes lists of 
>> patterns, whereas `CompileCommand` only takes one pattern per command. 
>> 
>> W...
>
> Tobias Holenstein has updated the pull request incrementally with one 
> additional commit since the last revision:
> 
>   Update compilerOracle.cpp

GHA testing failed. Please look.

CompileOnly: An error occurred during parsing
Error: Could not parse method pattern
Line: 'TestZeroTripGuardShared'

-------------

PR Comment: https://git.openjdk.org/jdk/pull/13802#issuecomment-1584812719

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