394 FLAGS_SETUP_ASFLAGS |
394 FLAGS_SETUP_ASFLAGS |
395 FLAGS_SETUP_ASFLAGS_CPU_DEP([TARGET]) |
395 FLAGS_SETUP_ASFLAGS_CPU_DEP([TARGET]) |
396 FLAGS_SETUP_ASFLAGS_CPU_DEP([BUILD], [OPENJDK_BUILD_]) |
396 FLAGS_SETUP_ASFLAGS_CPU_DEP([BUILD], [OPENJDK_BUILD_]) |
397 ]) |
397 ]) |
398 |
398 |
399 AC_DEFUN([FLAGS_SETUP_CFLAGS], |
|
400 [ |
|
401 # FIXME: How to handle this? |
|
402 if test "x$TOOLCHAIN_TYPE" = xmicrosoft; then |
|
403 # silence copyright notice and other headers. |
|
404 COMMON_CCXXFLAGS="$COMMON_CCXXFLAGS -nologo" |
|
405 |
|
406 if test "x$DEBUG_LEVEL" != xrelease; then |
|
407 if test "x$OPENJDK_TARGET_CPU" = xx86_64; then |
|
408 JVM_CFLAGS="$JVM_CFLAGS -homeparams" |
|
409 fi |
|
410 fi |
|
411 fi |
|
412 |
|
413 ### CFLAGS |
|
414 |
|
415 FLAGS_SETUP_CFLAGS_HELPER |
|
416 |
|
417 FLAGS_OS=$OPENJDK_TARGET_OS |
|
418 FLAGS_OS_TYPE=$OPENJDK_TARGET_OS_TYPE |
|
419 FLAGS_CPU=$OPENJDK_TARGET_CPU |
|
420 FLAGS_CPU_ARCH=$OPENJDK_TARGET_CPU_ARCH |
|
421 FLAGS_CPU_BITS=$OPENJDK_TARGET_CPU_BITS |
|
422 FLAGS_CPU_ENDIAN=$OPENJDK_TARGET_CPU_ENDIAN |
|
423 FLAGS_CPU_LEGACY=$OPENJDK_TARGET_CPU_LEGACY |
|
424 FLAGS_CPU_LEGACY_LIB=$OPENJDK_TARGET_CPU_LEGACY_LIB |
|
425 |
|
426 FLAGS_SETUP_CFLAGS_CPU_DEP([TARGET]) |
|
427 |
|
428 FLAGS_OS=$OPENJDK_BUILD_OS |
|
429 FLAGS_OS_TYPE=$OPENJDK_BUILD_OS_TYPE |
|
430 FLAGS_CPU=$OPENJDK_BUILD_CPU |
|
431 FLAGS_CPU_ARCH=$OPENJDK_BUILD_CPU_ARCH |
|
432 FLAGS_CPU_BITS=$OPENJDK_BUILD_CPU_BITS |
|
433 FLAGS_CPU_ENDIAN=$OPENJDK_BUILD_CPU_ENDIAN |
|
434 FLAGS_CPU_LEGACY=$OPENJDK_BUILD_CPU_LEGACY |
|
435 FLAGS_CPU_LEGACY_LIB=$OPENJDK_BUILD_CPU_LEGACY_LIB |
|
436 |
|
437 FLAGS_SETUP_CFLAGS_CPU_DEP([BUILD], [OPENJDK_BUILD_]) |
|
438 |
|
439 # Tests are only ever compiled for TARGET |
|
440 CFLAGS_TESTLIB="$CFLAGS_JDKLIB" |
|
441 CXXFLAGS_TESTLIB="$CXXFLAGS_JDKLIB" |
|
442 CFLAGS_TESTEXE="$CFLAGS_JDKEXE" |
|
443 CXXFLAGS_TESTEXE="$CXXFLAGS_JDKEXE" |
|
444 |
|
445 AC_SUBST(CFLAGS_TESTLIB) |
|
446 AC_SUBST(CFLAGS_TESTEXE) |
|
447 AC_SUBST(CXXFLAGS_TESTLIB) |
|
448 AC_SUBST(CXXFLAGS_TESTEXE) |
|
449 ]) |
|
450 |
|
451 ################################################################################ |
|
452 # platform independent |
|
453 AC_DEFUN([FLAGS_SETUP_CFLAGS_HELPER], |
|
454 [ |
|
455 #### OS DEFINES, these should be independent on toolchain |
|
456 if test "x$OPENJDK_TARGET_OS" = xlinux; then |
|
457 CFLAGS_OS_DEF_JVM="-DLINUX" |
|
458 CFLAGS_OS_DEF_JDK="-D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE" |
|
459 elif test "x$OPENJDK_TARGET_OS" = xsolaris; then |
|
460 CFLAGS_OS_DEF_JVM="-DSOLARIS" |
|
461 CFLAGS_OS_DEF_JDK="-D__solaris__" |
|
462 elif test "x$OPENJDK_TARGET_OS" = xmacosx; then |
|
463 CFLAGS_OS_DEF_JVM="-D_ALLBSD_SOURCE -D_DARWIN_C_SOURCE -D_XOPEN_SOURCE" |
|
464 CFLAGS_OS_DEF_JDK="-D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT" |
|
465 elif test "x$OPENJDK_TARGET_OS" = xaix; then |
|
466 CFLAGS_OS_DEF_JVM="-DAIX" |
|
467 elif test "x$OPENJDK_TARGET_OS" = xbsd; then |
|
468 CFLAGS_OS_DEF_JDK="-D_ALLBSD_SOURCE" |
|
469 elif test "x$OPENJDK_TARGET_OS" = xwindows; then |
|
470 CFLAGS_OS_DEF_JVM="-D_WINDOWS -DWIN32 -D_JNI_IMPLEMENTATION_" |
|
471 fi |
|
472 |
|
473 # Setup target OS define. Use OS target name but in upper case. |
|
474 OPENJDK_TARGET_OS_UPPERCASE=`$ECHO $OPENJDK_TARGET_OS | $TR 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` |
|
475 CFLAGS_OS_DEF_JDK="$CFLAGS_OS_DEF_JDK -D$OPENJDK_TARGET_OS_UPPERCASE" |
|
476 |
|
477 #### GLOBAL DEFINES |
|
478 # Set some common defines. These works for all compilers, but assume |
|
479 # -D is universally accepted. |
|
480 |
|
481 # Always enable optional macros for VM. |
|
482 ALWAYS_CFLAGS_JVM="-D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS" |
|
483 |
|
484 # Setup some hard coded includes |
|
485 ALWAYS_CFLAGS_JDK=" \ |
|
486 -I\$(SUPPORT_OUTPUTDIR)/modules_include/java.base \ |
|
487 -I\$(SUPPORT_OUTPUTDIR)/modules_include/java.base/\$(OPENJDK_TARGET_OS_INCLUDE_SUBDIR) \ |
|
488 -I${TOPDIR}/src/java.base/share/native/libjava \ |
|
489 -I${TOPDIR}/src/java.base/$OPENJDK_TARGET_OS_TYPE/native/libjava \ |
|
490 -I${TOPDIR}/src/hotspot/share/include \ |
|
491 -I${TOPDIR}/src/hotspot/os/${HOTSPOT_TARGET_OS_TYPE}/include" |
|
492 |
|
493 ############################################################################### |
|
494 |
|
495 # Adjust flags according to debug level. |
|
496 # Setup debug/release defines |
|
497 if test "x$DEBUG_LEVEL" = xrelease; then |
|
498 DEBUG_CFLAGS_JDK="-DNDEBUG" |
|
499 if test "x$OPENJDK_TARGET_OS" = xsolaris; then |
|
500 DEBUG_CFLAGS_JDK="$DEBUG_CFLAGS_JDK -DTRIMMED" |
|
501 fi |
|
502 else |
|
503 DEBUG_CFLAGS_JDK="-DDEBUG" |
|
504 |
|
505 if test "x$TOOLCHAIN_TYPE" = xxlc; then |
|
506 # We need '-qminimaltoc' or '-qpic=large -bbigtoc' if the TOC overflows. |
|
507 # Hotspot now overflows its 64K TOC (currently only for debug), |
|
508 # so for debug we build with '-qpic=large -bbigtoc'. |
|
509 DEBUG_CFLAGS_JVM="-qpic=large" |
|
510 fi |
|
511 fi |
|
512 |
|
513 if test "x$DEBUG_LEVEL" != xrelease; then |
|
514 DEBUG_SYMBOLS_CFLAGS_JDK="$CFLAGS_DEBUG_SYMBOLS $CFLAGS_DEBUG_OPTIONS" |
|
515 fi |
|
516 |
|
517 #### TOOLCHAIN DEFINES |
|
518 |
|
519 if test "x$TOOLCHAIN_TYPE" = xgcc; then |
|
520 ALWAYS_DEFINES_JVM="-D_GNU_SOURCE -D_REENTRANT" |
|
521 elif test "x$TOOLCHAIN_TYPE" = xclang; then |
|
522 ALWAYS_DEFINES_JVM="-D_GNU_SOURCE" |
|
523 elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then |
|
524 ALWAYS_DEFINES_JVM="-DSPARC_WORKS -D_Crun_inline_placement" |
|
525 ALWAYS_DEFINES_JDK="-DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS" |
|
526 ALWAYS_DEFINES_JDK_CXXONLY="-DCC_NOEX" |
|
527 elif test "x$TOOLCHAIN_TYPE" = xxlc; then |
|
528 ALWAYS_DEFINES_JVM="-D_REENTRANT" |
|
529 ALWAYS_DEFINES_JDK="-D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE -DSTDC" |
|
530 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then |
|
531 ALWAYS_DEFINES_JDK="-DWIN32_LEAN_AND_MEAN -D_CRT_SECURE_NO_DEPRECATE \ |
|
532 -D_CRT_NONSTDC_NO_DEPRECATE -DWIN32 -DIAL" |
|
533 fi |
|
534 |
|
535 ############################################################################### |
|
536 # |
|
537 # |
|
538 # CFLAGS BASIC |
|
539 if test "x$TOOLCHAIN_TYPE" = xgcc || test "x$TOOLCHAIN_TYPE" = xclang; then |
|
540 # COMMON to gcc and clang |
|
541 TOOLCHAIN_CFLAGS_JVM="-pipe -fno-rtti -fno-exceptions \ |
|
542 -fvisibility=hidden -fno-strict-aliasing -fno-omit-frame-pointer" |
|
543 fi |
|
544 |
|
545 if test "x$TOOLCHAIN_TYPE" = xgcc; then |
|
546 TOOLCHAIN_CFLAGS_JVM="$TOOLCHAIN_CFLAGS_JVM -fcheck-new" |
|
547 TOOLCHAIN_CFLAGS_JDK="-pipe" |
|
548 TOOLCHAIN_CFLAGS_JDK_CONLY="-fno-strict-aliasing" # technically NOT for CXX (but since this gives *worse* performance, use no-strict-aliasing everywhere!) |
|
549 |
|
550 CXXSTD_CXXFLAG="-std=gnu++98" |
|
551 FLAGS_CXX_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [$CXXSTD_CXXFLAG -Werror], |
|
552 IF_FALSE: [CXXSTD_CXXFLAG=""]) |
|
553 TOOLCHAIN_CFLAGS_JDK_CXXONLY="$CXXSTD_CXXFLAG" |
|
554 TOOLCHAIN_CFLAGS_JVM="$TOOLCHAIN_CFLAGS_JVM $CXXSTD_CXXFLAG" |
|
555 ADLC_CXXFLAG="$CXXSTD_CXXFLAG" |
|
556 |
|
557 |
|
558 elif test "x$TOOLCHAIN_TYPE" = xclang; then |
|
559 # Restrict the debug information created by Clang to avoid |
|
560 # too big object files and speed the build up a little bit |
|
561 # (see http://llvm.org/bugs/show_bug.cgi?id=7554) |
|
562 TOOLCHAIN_CFLAGS_JVM="$TOOLCHAIN_CFLAGS_JVM -flimit-debug-info" |
|
563 |
|
564 if test "x$OPENJDK_TARGET_OS" = xlinux; then |
|
565 TOOLCHAIN_CFLAGS_JDK="-pipe" |
|
566 TOOLCHAIN_CFLAGS_JDK_CONLY="-fno-strict-aliasing" # technically NOT for CXX |
|
567 fi |
|
568 elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then |
|
569 TOOLCHAIN_CFLAGS_JDK="-mt" |
|
570 TOOLCHAIN_CFLAGS_JDK_CONLY="-xc99=%none -xCC -Xa -v -W0,-noglobal" # C only |
|
571 TOOLCHAIN_CFLAGS_JDK_CXXONLY="-features=no%except -norunpath -xnolib" # CXX only |
|
572 TOOLCHAIN_CFLAGS_JVM="-template=no%extdef -features=no%split_init \ |
|
573 -library=stlport4 -mt -features=no%except" |
|
574 elif test "x$TOOLCHAIN_TYPE" = xxlc; then |
|
575 TOOLCHAIN_CFLAGS_JDK="-qchars=signed -qfullpath -qsaveopt" # add on both CFLAGS |
|
576 TOOLCHAIN_CFLAGS_JVM="-qtune=balanced \ |
|
577 -qalias=noansi -qstrict -qtls=default -qlanglvl=c99vla \ |
|
578 -qlanglvl=noredefmac -qnortti -qnoeh -qignerrno" |
|
579 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then |
|
580 TOOLCHAIN_CFLAGS_JVM="-nologo -MD -MP" |
|
581 TOOLCHAIN_CFLAGS_JDK="-MD -Zc:wchar_t-" |
|
582 fi |
|
583 |
|
584 # CFLAGS WARNINGS STUFF |
|
585 # Set JVM_CFLAGS warning handling |
|
586 if test "x$TOOLCHAIN_TYPE" = xgcc || test "x$TOOLCHAIN_TYPE" = xclang; then |
|
587 # COMMON to gcc and clang |
|
588 WARNING_CFLAGS_JVM="-Wpointer-arith -Wsign-compare -Wunused-function" |
|
589 if ! HOTSPOT_CHECK_JVM_VARIANT(zero); then |
|
590 # Non-zero builds have stricter warnings |
|
591 WARNING_CFLAGS_JVM="$WARNING_CFLAGS_JVM -Wundef -Wformat=2" |
|
592 fi |
|
593 |
|
594 fi |
|
595 if test "x$TOOLCHAIN_TYPE" = xgcc; then |
|
596 WARNING_CFLAGS_JDK="-Wall -Wextra -Wno-unused -Wno-unused-parameter -Wformat=2" |
|
597 WARNING_CFLAGS_JVM="$WARNING_CFLAGS_JVM -Wunused-value -Woverloaded-virtual" |
|
598 |
|
599 if ! HOTSPOT_CHECK_JVM_VARIANT(zero); then |
|
600 # Non-zero builds have stricter warnings |
|
601 WARNING_CFLAGS_JVM="$WARNING_CFLAGS_JVM -Wreturn-type" |
|
602 fi |
|
603 elif test "x$TOOLCHAIN_TYPE" = xclang; then |
|
604 WARNING_CFLAGS_JVM="$WARNING_CFLAGS_JVM -Wno-deprecated" |
|
605 if test "x$OPENJDK_TARGET_OS" = xlinux; then |
|
606 WARNING_CFLAGS_JVM="$WARNING_CFLAGS_JVM -Wno-sometimes-uninitialized" |
|
607 WARNING_CFLAGS_JDK="-Wall -Wextra -Wno-unused -Wno-unused-parameter -Wformat=2" |
|
608 fi |
|
609 elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then |
|
610 WARNING_CFLAGS_JDK_CONLY="-errshort=tags" |
|
611 WARNING_CFLAGS_JDK_CXXONLY="+w" |
|
612 WARNING_CFLAGS_JDK="-errtags=yes -errfmt" |
|
613 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then |
|
614 WARNING_CFLAGS="-W3" |
|
615 WARNING_CFLAGS_JDK="-wd4800" |
|
616 fi |
|
617 |
|
618 # Set some additional per-OS defines. |
|
619 |
|
620 # Additional macosx handling |
|
621 if test "x$OPENJDK_TARGET_OS" = xmacosx; then |
|
622 OS_CFLAGS="-DMAC_OS_X_VERSION_MIN_REQUIRED=$MACOSX_VERSION_MIN_NODOTS \ |
|
623 -mmacosx-version-min=$MACOSX_VERSION_MIN" |
|
624 |
|
625 if test -n "$MACOSX_VERSION_MAX"; then |
|
626 OS_CFLAGS="$OS_CFLAGS \ |
|
627 -DMAC_OS_X_VERSION_MAX_ALLOWED=$MACOSX_VERSION_MAX_NODOTS" |
|
628 fi |
|
629 fi |
|
630 |
|
631 # Where does this really belong?? |
|
632 if test "x$TOOLCHAIN_TYPE" = xgcc || test "x$TOOLCHAIN_TYPE" = xclang; then |
|
633 PICFLAG="-fPIC" |
|
634 elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then |
|
635 PICFLAG="-KPIC" |
|
636 elif test "x$TOOLCHAIN_TYPE" = xxlc; then |
|
637 # '-qpic' defaults to 'qpic=small'. This means that the compiler generates only |
|
638 # one instruction for accessing the TOC. If the TOC grows larger than 64K, the linker |
|
639 # will have to patch this single instruction with a call to some out-of-order code which |
|
640 # does the load from the TOC. This is of course slow. But in that case we also would have |
|
641 # to use '-bbigtoc' for linking anyway so we could also change the PICFLAG to 'qpic=large'. |
|
642 # With 'qpic=large' the compiler will by default generate a two-instruction sequence which |
|
643 # can be patched directly by the linker and does not require a jump to out-of-order code. |
|
644 # Another alternative instead of using 'qpic=large -bbigtoc' may be to use '-qminimaltoc' |
|
645 # instead. This creates a distinct TOC for every compilation unit (and thus requires two |
|
646 # loads for accessing a global variable). But there are rumors that this may be seen as a |
|
647 # 'performance feature' because of improved code locality of the symbols used in a |
|
648 # compilation unit. |
|
649 PICFLAG="-qpic" |
|
650 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then |
|
651 PICFLAG="" |
|
652 fi |
|
653 |
|
654 JVM_PICFLAG="$PICFLAG" |
|
655 JDK_PICFLAG="$PICFLAG" |
|
656 |
|
657 if test "x$OPENJDK_TARGET_OS" = xmacosx; then |
|
658 # Linking is different on MacOSX |
|
659 JDK_PICFLAG='' |
|
660 if test "x$STATIC_BUILD" = xtrue; then |
|
661 JVM_PICFLAG="" |
|
662 fi |
|
663 fi |
|
664 |
|
665 if test "x$OPENJDK_TARGET_OS" = xmacosx; then |
|
666 OS_CFLAGS_JVM="$OS_CFLAGS_JVM -mno-omit-leaf-frame-pointer -mstack-alignment=16" |
|
667 fi |
|
668 |
|
669 # Optional POSIX functionality needed by the JVM |
|
670 # |
|
671 # Check if clock_gettime is available and in which library. This indicates |
|
672 # availability of CLOCK_MONOTONIC for hotspot. But we don't need to link, so |
|
673 # don't let it update LIBS. |
|
674 save_LIBS="$LIBS" |
|
675 AC_SEARCH_LIBS(clock_gettime, rt, [HAS_CLOCK_GETTIME=true], []) |
|
676 if test "x$LIBS" = "x-lrt "; then |
|
677 CLOCK_GETTIME_IN_LIBRT=true |
|
678 fi |
|
679 LIBS="$save_LIBS" |
|
680 |
|
681 if test "x$HAS_CLOCK_GETTIME" = "xtrue"; then |
|
682 OS_CFLAGS_JVM="$OS_CFLAGS_JVM -DSUPPORTS_CLOCK_MONOTONIC" |
|
683 if test "x$CLOCK_GETTIME_IN_LIBRT" = "xtrue"; then |
|
684 OS_CFLAGS_JVM="$OS_CFLAGS_JVM -DNEEDS_LIBRT" |
|
685 fi |
|
686 fi |
|
687 |
|
688 # EXPORT |
|
689 AC_SUBST(ADLC_CXXFLAG) |
|
690 ]) |
|
691 |
|
692 ################################################################################ |
|
693 # $1 - Either BUILD or TARGET to pick the correct OS/CPU variables to check |
|
694 # conditionals against. |
|
695 # $2 - Optional prefix for each variable defined. |
|
696 AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP], |
|
697 [ |
|
698 #### CPU DEFINES, these should be independent on toolchain |
|
699 |
|
700 # Setup target CPU |
|
701 # Setup endianness |
|
702 # The macros _LITTLE/BIG_ENDIAN needs to be defined with = to avoid |
|
703 # sunstudio warning message: warning: macro redefined: _LITTLE_ENDIAN |
|
704 if test "x$FLAGS_CPU_ENDIAN" = xlittle; then |
|
705 $1_DEFINES_CPU_JVM="-DVM_LITTLE_ENDIAN" |
|
706 $1_DEFINES_CPU_JDK="-D_LITTLE_ENDIAN=" |
|
707 else |
|
708 $1_DEFINES_CPU_JDK="-D_BIG_ENDIAN=" |
|
709 fi |
|
710 |
|
711 # setup CPU bit size |
|
712 $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -DARCH='\"$FLAGS_CPU_LEGACY\"' \ |
|
713 -D$FLAGS_CPU_LEGACY" |
|
714 |
|
715 if test "x$FLAGS_CPU_BITS" = x64; then |
|
716 # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in |
|
717 # unpack200.exe. |
|
718 if test "x$FLAGS_OS" = xlinux || test "x$FLAGS_OS" = xmacosx; then |
|
719 $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -D_LP64=1" |
|
720 fi |
|
721 if test "x$FLAGS_OS" != xsolaris && test "x$FLAGS_OS" != xaix; then |
|
722 # Solaris does not have _LP64=1 in the old build. |
|
723 # xlc on AIX defines _LP64=1 by default and issues a warning if we redefine it. |
|
724 $1_DEFINES_CPU_JVM="${$1_DEFINES_CPU_JVM} -D_LP64=1" |
|
725 fi |
|
726 fi |
|
727 |
|
728 # toolchain dependend, per-cpu |
|
729 if test "x$TOOLCHAIN_TYPE" = xsolstudio; then |
|
730 if test "x$FLAGS_CPU_ARCH" = xx86; then |
|
731 $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -DcpuIntel -Di586 -D$FLAGS_CPU_LEGACY_LIB" |
|
732 fi |
|
733 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then |
|
734 if test "x$FLAGS_CPU" = xx86_64; then |
|
735 $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -D_AMD64_ -Damd64" |
|
736 else |
|
737 $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -D_X86_ -Dx86" |
|
738 fi |
|
739 fi |
|
740 |
|
741 # CFLAGS PER CPU |
|
742 if test "x$TOOLCHAIN_TYPE" = xgcc || test "x$TOOLCHAIN_TYPE" = xclang; then |
|
743 # COMMON to gcc and clang |
|
744 if test "x$FLAGS_CPU" = xx86; then |
|
745 # Force compatibility with i586 on 32 bit intel platforms. |
|
746 $1_CFLAGS_CPU="-march=i586" |
|
747 fi |
|
748 fi |
|
749 |
|
750 if test "x$TOOLCHAIN_TYPE" = xgcc; then |
|
751 if test "x$FLAGS_CPU" = xarm; then |
|
752 # -Wno-psabi to get rid of annoying "note: the mangling of 'va_list' has changed in GCC 4.4" |
|
753 $1_CFLAGS_CPU="-fsigned-char -Wno-psabi $ARM_ARCH_TYPE_FLAGS $ARM_FLOAT_TYPE_FLAGS -DJDK_ARCH_ABI_PROP_NAME='\"\$(JDK_ARCH_ABI_PROP_NAME)\"'" |
|
754 $1_CFLAGS_CPU_JVM="-DARM" |
|
755 elif test "x$FLAGS_CPU" = xaarch64; then |
|
756 if test "x$HOTSPOT_TARGET_CPU_PORT" = xarm64; then |
|
757 $1_CFLAGS_CPU_JVM="-fsigned-char -DARM" |
|
758 fi |
|
759 elif test "x$FLAGS_CPU_ARCH" = xppc; then |
|
760 $1_CFLAGS_CPU_JVM="-minsert-sched-nops=regroup_exact -mno-multiple -mno-string" |
|
761 if test "x$FLAGS_CPU" = xppc64; then |
|
762 # -mminimal-toc fixes `relocation truncated to fit' error for gcc 4.1. |
|
763 # Use ppc64 instructions, but schedule for power5 |
|
764 $1_CFLAGS_CPU_JVM="${$1_CFLAGS_CPU_JVM} -mminimal-toc -mcpu=powerpc64 -mtune=power5" |
|
765 elif test "x$FLAGS_CPU" = xppc64le; then |
|
766 # Little endian machine uses ELFv2 ABI. |
|
767 # Use Power8, this is the first CPU to support PPC64 LE with ELFv2 ABI. |
|
768 $1_CFLAGS_CPU_JVM="${$1_CFLAGS_CPU_JVM} -DABI_ELFv2 -mcpu=power8 -mtune=power8" |
|
769 fi |
|
770 elif test "x$FLAGS_CPU" = xs390x; then |
|
771 $1_CFLAGS_CPU="-mbackchain -march=z10" |
|
772 fi |
|
773 |
|
774 if test "x$FLAGS_CPU_ARCH" != xarm && test "x$FLAGS_CPU_ARCH" != xppc; then |
|
775 # for all archs except arm and ppc, prevent gcc to omit frame pointer |
|
776 $1_CFLAGS_CPU_JDK="${$1_CFLAGS_CPU_JDK} -fno-omit-frame-pointer" |
|
777 fi |
|
778 |
|
779 elif test "x$TOOLCHAIN_TYPE" = xclang; then |
|
780 if test "x$FLAGS_OS" = xlinux; then |
|
781 # ppc test not really needed for clang |
|
782 if test "x$FLAGS_CPU_ARCH" != xarm && test "x$FLAGS_CPU_ARCH" != xppc; then |
|
783 # for all archs except arm and ppc, prevent gcc to omit frame pointer |
|
784 $1_CFLAGS_CPU_JDK="${$1_CFLAGS_CPU_JDK} -fno-omit-frame-pointer" |
|
785 fi |
|
786 fi |
|
787 |
|
788 elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then |
|
789 if test "x$FLAGS_CPU" = xx86_64; then |
|
790 # NOTE: -xregs=no%frameptr is supposed to be default on x64 |
|
791 $1_CFLAGS_CPU_JDK="-xregs=no%frameptr" |
|
792 elif test "x$FLAGS_CPU" = xsparcv9; then |
|
793 $1_CFLAGS_CPU_JVM="-xarch=sparc" |
|
794 $1_CFLAGS_CPU_JDK_LIBONLY="-xregs=no%appl" |
|
795 fi |
|
796 |
|
797 elif test "x$TOOLCHAIN_TYPE" = xxlc; then |
|
798 if test "x$FLAGS_CPU" = xppc64; then |
|
799 $1_CFLAGS_CPU_JVM="-qarch=ppc64" |
|
800 fi |
|
801 |
|
802 elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then |
|
803 if test "x$FLAGS_CPU" = xx86; then |
|
804 $1_CFLAGS_CPU_JVM="-arch:IA32" |
|
805 fi |
|
806 fi |
|
807 |
|
808 if test "x$TOOLCHAIN_TYPE" = xgcc; then |
|
809 TOOLCHAIN_CHECK_COMPILER_VERSION(VERSION: 6, PREFIX: $2, IF_AT_LEAST: FLAGS_SETUP_GCC6_COMPILER_FLAGS($1)) |
|
810 $1_TOOLCHAIN_CFLAGS="${$1_GCC6_CFLAGS}" |
|
811 |
|
812 TOOLCHAIN_CHECK_COMPILER_VERSION(VERSION: [4.8], PREFIX: $2, |
|
813 IF_AT_LEAST: [ |
|
814 # These flags either do not work or give spurious warnings prior to gcc 4.8. |
|
815 $1_WARNING_CFLAGS_JVM="-Wno-format-zero-length -Wtype-limits -Wuninitialized" |
|
816 ] |
|
817 ) |
|
818 fi |
|
819 |
|
820 # EXPORT to API |
|
821 CFLAGS_JVM_COMMON="$ALWAYS_CFLAGS_JVM $ALWAYS_DEFINES_JVM $TOOLCHAIN_CFLAGS_JVM \ |
|
822 $OS_CFLAGS $OS_CFLAGS_JVM $CFLAGS_OS_DEF_JVM $DEBUG_CFLAGS_JVM \ |
|
823 $WARNING_CFLAGS $WARNING_CFLAGS_JVM $JVM_PICFLAG" |
|
824 |
|
825 CFLAGS_JDK_COMMON="$ALWAYS_CFLAGS_JDK $ALWAYS_DEFINES_JDK $TOOLCHAIN_CFLAGS_JDK \ |
|
826 $OS_CFLAGS $CFLAGS_OS_DEF_JDK $DEBUG_CFLAGS_JDK $DEBUG_SYMBOLS_CFLAGS_JDK \ |
|
827 $WARNING_CFLAGS $WARNING_CFLAGS_JDK" |
|
828 |
|
829 # Use ${$2EXTRA_CFLAGS} to block EXTRA_CFLAGS to be added to build flags. |
|
830 # (Currently we don't have any OPENJDK_BUILD_EXTRA_CFLAGS, but that might |
|
831 # change in the future.) |
|
832 |
|
833 CFLAGS_JDK_COMMON_CONLY="$TOOLCHAIN_CFLAGS_JDK_CONLY $WARNING_CFLAGS_JDK_CONLY ${$2EXTRA_CFLAGS}" |
|
834 CFLAGS_JDK_COMMON_CXXONLY="$ALWAYS_DEFINES_JDK_CXXONLY $TOOLCHAIN_CFLAGS_JDK_CXXONLY \ |
|
835 $WARNING_CFLAGS_JDK_CXXONLY ${$2EXTRA_CXXFLAGS}" |
|
836 |
|
837 $1_CFLAGS_JVM="${$1_DEFINES_CPU_JVM} ${$1_CFLAGS_CPU} ${$1_CFLAGS_CPU_JVM} ${$1_TOOLCHAIN_CFLAGS} ${$1_WARNING_CFLAGS_JVM}" |
|
838 $1_CFLAGS_JDK="${$1_DEFINES_CPU_JDK} ${$1_CFLAGS_CPU} ${$1_CFLAGS_CPU_JDK} ${$1_TOOLCHAIN_CFLAGS}" |
|
839 |
|
840 $2JVM_CFLAGS="$CFLAGS_JVM_COMMON ${$1_CFLAGS_JVM} ${$2EXTRA_CXXFLAGS}" |
|
841 |
|
842 $2CFLAGS_JDKEXE="$CFLAGS_JDK_COMMON $CFLAGS_JDK_COMMON_CONLY ${$1_CFLAGS_JDK}" |
|
843 $2CXXFLAGS_JDKEXE="$CFLAGS_JDK_COMMON $CFLAGS_JDK_COMMON_CXXONLY ${$1_CFLAGS_JDK}" |
|
844 $2CFLAGS_JDKLIB="${$2CFLAGS_JDKEXE} $JDK_PICFLAG ${$1_CFLAGS_CPU_JDK_LIBONLY}" |
|
845 $2CXXFLAGS_JDKLIB="${$2CXXFLAGS_JDKEXE} $JDK_PICFLAG ${$1_CFLAGS_CPU_JDK_LIBONLY}" |
|
846 |
|
847 AC_SUBST($2JVM_CFLAGS) |
|
848 AC_SUBST($2CFLAGS_JDKLIB) |
|
849 AC_SUBST($2CFLAGS_JDKEXE) |
|
850 AC_SUBST($2CXXFLAGS_JDKLIB) |
|
851 AC_SUBST($2CXXFLAGS_JDKEXE) |
|
852 ]) |
|
853 |
|
854 # FLAGS_C_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [ARGUMENT], IF_TRUE: [RUN-IF-TRUE], |
399 # FLAGS_C_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [ARGUMENT], IF_TRUE: [RUN-IF-TRUE], |
855 # IF_FALSE: [RUN-IF-FALSE]) |
400 # IF_FALSE: [RUN-IF-FALSE]) |
856 # ------------------------------------------------------------ |
401 # ------------------------------------------------------------ |
857 # Check that the C compiler supports an argument |
402 # Check that the C compiler supports an argument |
858 BASIC_DEFUN_NAMED([FLAGS_C_COMPILER_CHECK_ARGUMENTS], |
403 BASIC_DEFUN_NAMED([FLAGS_C_COMPILER_CHECK_ARGUMENTS], |