Fri, 06 Sep 2013 20:08:29 +0200
8023034: PPC64 (part 14): Implement AIX/PPC64 support in HotSpot makefiles
Reviewed-by: kvn
aoqi@0 | 1 | # |
aoqi@0 | 2 | # Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | # Copyright 2012, 2013 SAP AG. All rights reserved. |
aoqi@0 | 4 | # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 5 | # |
aoqi@0 | 6 | # This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 7 | # under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 8 | # published by the Free Software Foundation. |
aoqi@0 | 9 | # |
aoqi@0 | 10 | # This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 11 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 12 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 13 | # version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 14 | # accompanied this code). |
aoqi@0 | 15 | # |
aoqi@0 | 16 | # You should have received a copy of the GNU General Public License version |
aoqi@0 | 17 | # 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 18 | # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 19 | # |
aoqi@0 | 20 | # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 21 | # or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 22 | # questions. |
aoqi@0 | 23 | # |
aoqi@0 | 24 | # |
aoqi@0 | 25 | |
aoqi@0 | 26 | # Produce 64 bits object files. |
aoqi@0 | 27 | CFLAGS += -q64 |
aoqi@0 | 28 | |
aoqi@0 | 29 | # Balanced tuning for recent versions of the POWER architecture (if supported by xlc). |
aoqi@0 | 30 | QTUNE=$(if $(CXX_SUPPORTS_BALANCED_TUNING),balanced,pwr5) |
aoqi@0 | 31 | |
aoqi@0 | 32 | # Try to speed up the interpreter: use ppc64 instructions and inline |
aoqi@0 | 33 | # glue code for external functions. |
aoqi@0 | 34 | OPT_CFLAGS += -qarch=ppc64 -qtune=$(QTUNE) -qinlglue |
aoqi@0 | 35 | |
aoqi@0 | 36 | # We need variable length arrays |
aoqi@0 | 37 | CFLAGS += -qlanglvl=c99vla |
aoqi@0 | 38 | # Just to check for unwanted macro redefinitions |
aoqi@0 | 39 | CFLAGS += -qlanglvl=noredefmac |
aoqi@0 | 40 | |
aoqi@0 | 41 | # Suppress those "implicit private" warnings xlc gives. |
aoqi@0 | 42 | # - The omitted keyword "private" is assumed for base class "...". |
aoqi@0 | 43 | CFLAGS += -qsuppress=1540-0198 |
aoqi@0 | 44 | |
aoqi@0 | 45 | # Suppress the following numerous warning: |
aoqi@0 | 46 | # - 1540-1090 (I) The destructor of "..." might not be called. |
aoqi@0 | 47 | # - 1500-010: (W) WARNING in ...: Infinite loop. Program may not stop. |
aoqi@0 | 48 | # There are several infinite loops in the vm, suppress. |
aoqi@0 | 49 | CFLAGS += -qsuppress=1540-1090 -qsuppress=1500-010 |
aoqi@0 | 50 | |
aoqi@0 | 51 | # Suppress |
aoqi@0 | 52 | # - 540-1088 (W) The exception specification is being ignored. |
aoqi@0 | 53 | # caused by throw() in declaration of new() in nmethod.hpp. |
aoqi@0 | 54 | CFLAGS += -qsuppress=1540-1088 |
aoqi@0 | 55 | |
aoqi@0 | 56 | # Turn off floating-point optimizations that may alter program semantics |
aoqi@0 | 57 | OPT_CFLAGS += -qstrict |
aoqi@0 | 58 | |
aoqi@0 | 59 | # Disable aggressive optimizations for functions in sharedRuntimeTrig.cpp |
aoqi@0 | 60 | # and sharedRuntimeTrans.cpp on ppc64. |
aoqi@0 | 61 | # -qstrict turns off the following optimizations: |
aoqi@0 | 62 | # * Performing code motion and scheduling on computations such as loads |
aoqi@0 | 63 | # and floating-point computations that may trigger an exception. |
aoqi@0 | 64 | # * Relaxing conformance to IEEE rules. |
aoqi@0 | 65 | # * Reassociating floating-point expressions. |
aoqi@0 | 66 | # When using '-qstrict' there still remains one problem |
aoqi@0 | 67 | # in javasoft.sqe.tests.api.java.lang.Math.sin5Tests when run in compile-all |
aoqi@0 | 68 | # mode, so don't optimize sharedRuntimeTrig.cpp at all. |
aoqi@0 | 69 | OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/NOOPT) |
aoqi@0 | 70 | OPT_CFLAGS/sharedRuntimeTrans.o = $(OPT_CFLAGS/NOOPT) |
aoqi@0 | 71 | |
aoqi@0 | 72 | # xlc 10.01 parameters for ipa compile. |
aoqi@0 | 73 | QIPA_COMPILE=$(if $(CXX_IS_V10),-qipa) |
aoqi@0 | 74 | |
aoqi@0 | 75 | # Xlc 10.1 parameters for aggressive optimization: |
aoqi@0 | 76 | # - qhot=level=1: Most aggressive loop optimizations. |
aoqi@0 | 77 | # - qignerrno: Assume errno is not modified by system calls. |
aoqi@0 | 78 | # - qinline: Inline method calls. No suboptions for c++ compiles. |
aoqi@0 | 79 | # - qxflag=ASMMIDCOALFIX: Activate fix for -O3 problem in interpreter loop. |
aoqi@0 | 80 | # - qxflag=asmfastsync: Activate fix for performance problem with inline assembler with memory clobber. |
aoqi@0 | 81 | QV10_OPT=$(if $(CXX_IS_V10),-qxflag=ASMMIDCOALFIX -qxflag=asmfastsync) |
aoqi@0 | 82 | QV10_OPT_AGGRESSIVE=$(if $(CXX_IS_V10),-qhot=level=1 -qignerrno -qinline) |
aoqi@0 | 83 | QV10_OPT_CONSERVATIVE=$(if $(CXX_IS_V10),-qhot=level=1 -qignerrno -qinline) |
aoqi@0 | 84 | |
aoqi@0 | 85 | # Disallow inlining for synchronizer.cpp, but perform O3 optimizations. |
aoqi@0 | 86 | OPT_CFLAGS/synchronizer.o = $(OPT_CFLAGS) -qnoinline |
aoqi@0 | 87 | |
aoqi@0 | 88 | # Set all the xlC V10.1 options here. |
aoqi@0 | 89 | OPT_CFLAGS += $(QIPA_COMPILE) $(QV10_OPT) $(QV10_OPT_AGGRESSIVE) |
aoqi@0 | 90 | |
aoqi@0 | 91 | export OBJECT_MODE=64 |
aoqi@0 | 92 | |
aoqi@0 | 93 | # Also build launcher as 64 bit executable. |
aoqi@0 | 94 | LAUNCHERFLAGS += -q64 |