[8u] RFR: 8210761: libjsig is being compiled without optimization

Langer, Christoph christoph.langer at sap.com
Wed Jul 10 09:08:50 UTC 2019


Hi Severin,

You made a little mistake. It must be "-xO4" instead of "-x04" in the Solaris build file (It's the letter O instead of the number 0) ��

Best regards
Christoph

> -----Original Message-----
> From: Severin Gehwolf <sgehwolf at redhat.com>
> Sent: Dienstag, 9. Juli 2019 12:09
> To: Langer, Christoph <christoph.langer at sap.com>
> Cc: build-dev <build-dev at openjdk.java.net>; Andrew John Hughes
> <gnu.andrew at redhat.com>; jdk8u-dev <jdk8u-dev at openjdk.java.net>
> Subject: Re: [8u] RFR: 8210761: libjsig is being compiled without optimization
> 
> Hi Christoph,
> 
> On Mon, 2019-07-08 at 21:42 +0000, Langer, Christoph wrote:
> > Hi Severin,
> >
> > I have a solution for Solaris.
> >
> > In your webrev: http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-
> 8210761/jdk8/02/webrev/, make/solaris/makefiles/jsig.make, Line 52:
> JSIG_OPT_FLAGS = $(OPT_CFLAGS)
> >
> > Should be: JSIG_OPT_FLAGS = -xO4 -g
> >
> > OPT_CFLAGS are the opt flags for the C++ compiler, but libjsig.o is compiled
> with the C compiler. And the C compiler does not like -g0 but needs just -g.
> 
> Thanks! webrev #04 is here:
> http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-
> 8210761/jdk8/04/webrev/
> 
> Good to go?
> 
> Thanks,
> Severin
> > -----Original Message-----
> From: Langer, Christoph
> Sent: Donnerstag, 4. Juli 2019 14:21
> To: Severin Gehwolf <sgehwolf at redhat.com>; Andrew John Hughes
> <gnu.andrew at redhat.com>; jdk8u-dev <jdk8u-dev at openjdk.java.net>
> Cc: build-dev <build-dev at openjdk.java.net>
> Subject: RE: [8u] RFR: 8210761: libjsig is being compiled without optimization
> 
> Hi Severin,
> 
> as we have the Solaris infrastructure in-house, let me try to produce
> something for Solaris. I'll get back to you soon...
> 
> Cheers
> Christoph
> 
> -----Original Message-----
> From: Severin Gehwolf <sgehwolf at redhat.com>
> Sent: Donnerstag, 4. Juli 2019 14:18
> To: Langer, Christoph <christoph.langer at sap.com>; Andrew John Hughes
> <gnu.andrew at redhat.com>; jdk8u-dev <jdk8u-dev at openjdk.java.net>
> Cc: build-dev <build-dev at openjdk.java.net>
> Subject: Re: [8u] RFR: 8210761: libjsig is being compiled without
> optimization
> Hi Christoph,
> 
> On Thu, 2019-07-04 at 10:24 +0000, Langer, Christoph wrote:
> Hi Severin,
> 
> sorry, this item got drained down in my pile of work.
> 
> AIX looks good. For Solaris, however, there is a problem.
> 
> This is an excerpt of the logs:
> SS12u1/SUNWspro/bin/cc -g -xs -m64 -xarch=sparc -G -KPIC \
>                          -M jdk8/hotspot/make/solaris/makefiles/mapfile-vers-jsig -
> mt
> -xnolib -xO4  -g0 -xs -o libjsig.so
> sun_64/nightly/jdk8/hotspot/src/os/solaris/vm/jsig.c -ldl
> cc: Warning: Option -0 passed to ld, if ld is invoked, ignored otherwise
> ld: fatal: unrecognized option '-0'
> ld: fatal: use the '-z help' option for usage information
> 
> Thanks for this info!
> 
> Seems like the options don't work for Oracle Studio (12 u1) when
> compiling and linking in one go. A fix would be to split compilation
> and linking of the lib into 2 steps, I guess.
> 
> As I don't have access to such a system and test a potential patch,
> I've removed the solaris changes:
> 
> http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-
> 8210761/jdk8/03/webrev/
> 
> If somebody is able to provide me with a solaris patch, I can happily
> include it. Otherwise, solaris will stay as-is.
> 
> Thoughts? OK to push?
> 
> Thanks,
> Severin
> 
> Best regards
> Christoph
> 
> 
> -----Original Message-----
> From: Severin Gehwolf <sgehwolf at redhat.com>
> Sent: Donnerstag, 4. Juli 2019 11:39
> To: Langer, Christoph <christoph.langer at sap.com>; Andrew John
> Hughes
> <gnu.andrew at redhat.com>; jdk8u-dev <jdk8u-
> dev at openjdk.java.net>
> Cc: build-dev <build-dev at openjdk.java.net>
> Subject: Re: [8u] RFR: 8210761: libjsig is being compiled without
> optimization
> Hi Christoph,
> 
> On Wed, 2019-06-26 at 13:11 +0000, Langer, Christoph wrote:
> Here you go:
> http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-
> 8210761/jdk8/02/webrev/
> 
> I cannot really test on bsd, solaris or aix, though :( Appreciate any
> testers for those platforms.
> 
> I pulled the patch into our test environment. It will be run for AIX
> and solaris there. Will let you know the results...
> 
> Any update?
> 
> Thanks,
> Severin



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