Mercurial > jdk8-mips64-public > hotspot / file revision

 #

 # Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.

 # Copyright 2012, 2013 SAP AG. All rights reserved.

 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 #

 # This code is free software; you can redistribute it and/or modify it

 # under the terms of the GNU General Public License version 2 only, as

 # published by the Free Software Foundation.

 #

 # This code is distributed in the hope that it will be useful, but WITHOUT

 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 # version 2 for more details (a copy is included in the LICENSE file that

 # accompanied this code).

 #

 # You should have received a copy of the GNU General Public License version

 # 2 along with this work; if not, write to the Free Software Foundation,

 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 #

 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 # or visit www.oracle.com if you need additional information or have any

 # questions.

 #

 #

 # make c code know it is on a 64 bit platform.

 CFLAGS += -D_LP64=1

 ifeq ($(origin OPENJDK_TARGET_CPU_ENDIAN),undefined)

   # This can happen during hotspot standalone build. Set endianness from

   # uname. We assume build and target machines are the same.

   OPENJDK_TARGET_CPU_ENDIAN:=$(if $(filter ppc64le,$(shell uname -m)),little,big)

 endif

 ifeq ($(filter $(OPENJDK_TARGET_CPU_ENDIAN),big little),)

   $(error OPENJDK_TARGET_CPU_ENDIAN value should be 'big' or 'little')

 endif

 ifeq ($(OPENJDK_TARGET_CPU_ENDIAN),big)

   # fixes `relocation truncated to fit' error for gcc 4.1.

   CFLAGS += -mminimal-toc

   # finds use ppc64 instructions, but schedule for power5

   CFLAGS += -mcpu=powerpc64 -mtune=power5 -minsert-sched-nops=regroup_exact -mno-multiple -mno-string

 else

   # Little endian machine uses ELFv2 ABI.

   CFLAGS += -DVM_LITTLE_ENDIAN -DABI_ELFv2

   # Use Power8, this is the first CPU to support PPC64 LE with ELFv2 ABI.

   CFLAGS += -mcpu=power7 -mtune=power8 -minsert-sched-nops=regroup_exact -mno-multiple -mno-string

 endif

 # If FDLIBM_CFLAGS is non-empty it holds CFLAGS needed to be passed to

 # the compiler so as to be able to produce optimized objects

 # without losing precision.

 ifneq ($(FDLIBM_CFLAGS),)

   OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/SPEED) $(FDLIBM_CFLAGS)

   OPT_CFLAGS/sharedRuntimeTrans.o = $(OPT_CFLAGS/SPEED) $(FDLIBM_CFLAGS)

 else

   OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/NOOPT)

   OPT_CFLAGS/sharedRuntimeTrans.o = $(OPT_CFLAGS/NOOPT)

 endif