The only comment I have is about this

-  LIBSPLASHSCREEN_CFLAGS += -DSPLASHSCREEN -DPNG_NO_MMX_CODE 
-DPNG_ARM_NEON_OPT=0
+  LIBSPLASHSCREEN_CFLAGS += -DSPLASHSCREEN -DPNG_NO_MMX_CODE 
-DPNG_ARM_NEON_OPT=0 -DPNG_POWERPC_VSX=0

I suppose these platform defines are harmless and un-referenced unless building 
for
the specified platform. Seems like the ARM one has been harmless for an x64 
build
so we could for now assume the PPC one is too.
Or you could use jdk-submit to prove this :-)

-phil.


On 8/8/18, 12:59 AM, Baesken, Matthias wrote:

Hello ,

please review this small adjustment for the build of libsplashscreen , especially the libpng parts .

Back then, we had to fix the build of the libpng parts in libsplashscreen on linux ppc64le with “8195615 : libsplashscreen linux ppc64le build error after libpng update” .

However this introduced a small adjustment to pngpriv.h that needs to be kept every time libpng is updated (happened recently when Phil updated the lib).

So I better want to remove the adjustment to pngpriv from 8195615 , and instead change the build settings to fix the compilation on linuxppc64 le .

Webrev/bug :

http://cr.openjdk.java.net/~mbaesken/webrevs/8209115.0/ <http://cr.openjdk.java.net/%7Embaesken/webrevs/8209115.0/>

https://bugs.openjdk.java.net/browse/JDK-8209115

Thanks ,

      Matthias

*From:*Philip Race <philip.r...@oracle.com>
*Sent:* Dienstag, 7. August 2018 17:15
*To:* Baesken, Matthias <matthias.baes...@sap.com>
*Cc:* Doerr, Martin <martin.do...@sap.com>; 2d-...@openjdk.java.net; Simonis, Volker <volker.simo...@sap.com>; Lindenmaier, Goetz <goetz.lindenma...@sap.com> *Subject:* Re: libsplashscreen compilation on ppc64 ( le) - was : RE: RFR 8195615 : libsplashscreen linux ppc64le build error after libpng update

Works for me. Include build-dev on the review.
And splashscreen is considered an AWT feature so it should be awt-dev not 2d-dev
although you may want to reference back to this earlier exchange.

-phil.

On 8/7/18, 8:04 AM, Baesken, Matthias wrote:

Hello, should I prepare a change setting the -DPNG_POWERPC_VSX=0 flag in the makefile (see below) ?

    Might  make future  libpng updates  more simple .

    Best regards, Matthias

    *From:*Baesken, Matthias
    *Sent:* Donnerstag, 2. August 2018 17:28
    *To:* 'Phil Race' <philip.r...@oracle.com>
    <mailto:philip.r...@oracle.com>; Doerr, Martin
    <martin.do...@sap.com> <mailto:martin.do...@sap.com>
    *Cc:* Simonis, Volker <volker.simo...@sap.com>
    <mailto:volker.simo...@sap.com>; Lindenmaier, Goetz
    <goetz.lindenma...@sap.com> <mailto:goetz.lindenma...@sap.com>
    *Subject:* RE: RFR 8195615 : libsplashscreen linux ppc64le build
    error after libpng update - was : RE: jdk-hs ppc64le build error,
    probably related to libpng update

Hi Phil, I added -DPNG_POWERPC_VSX=0 to Awt2dLibraries.gmk for the sphlashscreen library build, and removed (uncommented)
    the workaround  in pngpriv.h .

Build on the head of jdk11 was fine on my linux ppc64le test machine .

    Best regards, Matthias

    Diff:

    /open_jdk/jdk11> hg diff

    diff -r 26cca23c165a make/lib/Awt2dLibraries.gmk

    --- a/make/lib/Awt2dLibraries.gmk       Thu Aug 02 09:49:04 2018 +0200

    +++ b/make/lib/Awt2dLibraries.gmk       Thu Aug 02 16:50:09 2018 +0200

    @@ -794,7 +794,8 @@

         LIBSPLASHSCREEN_EXCLUDE_SRC_PATTERNS := unix

       endif

    -  LIBSPLASHSCREEN_CFLAGS += -DSPLASHSCREEN -DPNG_NO_MMX_CODE
    -DPNG_ARM_NEON_OPT=0

    +  # disable ppc64 opts

    +  LIBSPLASHSCREEN_CFLAGS += -DSPLASHSCREEN -DPNG_NO_MMX_CODE
    -DPNG_ARM_NEON_OPT=0 -DPNG_POWERPC_VSX=0

       ifeq ($(OPENJDK_TARGET_OS), macosx)

         LIBSPLASHSCREEN_CFLAGS += -DWITH_MACOSX

    diff -r 26cca23c165a
    src/java.desktop/share/native/libsplashscreen/libpng/pngpriv.h

    ---
    a/src/java.desktop/share/native/libsplashscreen/libpng/pngpriv.h    Thu
    Aug 02 09:49:04 2018 +0200

    +++
    b/src/java.desktop/share/native/libsplashscreen/libpng/pngpriv.h    Thu
    Aug 02 16:50:09 2018 +0200

    @@ -290,12 +290,12 @@

    #  endif

    #endif /* PNG_MIPS_MSA_OPT > 0 */

    -#ifdef PNG_POWERPC_VSX_API_SUPPORTED

    +/* #ifdef PNG_POWERPC_VSX_API_SUPPORTED */

    #if PNG_POWERPC_VSX_OPT > 0

    #  define PNG_FILTER_OPTIMIZATIONS png_init_filter_functions_vsx

    #  define PNG_POWERPC_VSX_IMPLEMENTATION 1

    #endif

    -#endif

    +/* #endif */

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