--- a/hotspot/agent/src/os/linux/libproc.h	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/agent/src/os/linux/libproc.h	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2015, Oracle and/or its affiliates. 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
@@ -30,7 +30,7 @@
 #include <stdint.h>
 #include "proc_service.h"
 
-#if defined(arm) || defined(ppc)
+#ifdef ALT_SASRCDIR
 #include "libproc_md.h"
 #endif
 

--- a/hotspot/make/defs.make	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/make/defs.make	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2006, 2015, Oracle and/or its affiliates. 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
@@ -286,7 +286,7 @@
 
   # Use uname output for SRCARCH, but deal with platform differences. If ARCH
   # is not explicitly listed below, it is treated as x86.
-  SRCARCH     = $(ARCH/$(filter sparc sparc64 ia64 amd64 x86_64 arm ppc ppc64 aarch64 zero,$(ARCH)))
+  SRCARCH    ?= $(ARCH/$(filter sparc sparc64 ia64 amd64 x86_64 ppc ppc64 aarch64 zero,$(ARCH)))
   ARCH/       = x86
   ARCH/sparc  = sparc
   ARCH/sparc64= sparc
@@ -295,12 +295,11 @@
   ARCH/x86_64 = x86
   ARCH/ppc64  = ppc
   ARCH/ppc    = ppc
-  ARCH/arm    = arm
   ARCH/aarch64= aarch64
   ARCH/zero   = zero
 
   # BUILDARCH is usually the same as SRCARCH, except for sparcv9
-  BUILDARCH = $(SRCARCH)
+  BUILDARCH ?= $(SRCARCH)
   ifeq ($(BUILDARCH), x86)
     ifdef LP64
       BUILDARCH = amd64
@@ -320,7 +319,7 @@
   endif
 
   # LIBARCH is 1:1 mapping from BUILDARCH
-  LIBARCH         = $(LIBARCH/$(BUILDARCH))
+  LIBARCH        ?= $(LIBARCH/$(BUILDARCH))
   LIBARCH/i486    = i386
   LIBARCH/amd64   = amd64
   LIBARCH/sparc   = sparc
@@ -328,8 +327,6 @@
   LIBARCH/ia64    = ia64
   LIBARCH/ppc64   = ppc64
   LIBARCH/aarch64 = aarch64
-  LIBARCH/ppc     = ppc
-  LIBARCH/arm     = arm
   LIBARCH/zero    = $(ZERO_LIBARCH)
 
   LP64_ARCH = sparcv9 amd64 ia64 ppc64 aarch64 zero

--- a/hotspot/make/linux/makefiles/arm.make	Fri Mar 06 04:58:52 2015 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,31 +0,0 @@
-#
-# Copyright (c) 2008, 2013, Oracle and/or its affiliates. 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.
-#  
-#
-
-Obj_Files += linux_arm.o
-
-ifneq ($(EXT_LIBS_PATH),)
-  LIBS += $(EXT_LIBS_PATH)/sflt_glibc.a 
-endif
-
-CFLAGS += -DVM_LITTLE_ENDIAN

--- a/hotspot/make/linux/makefiles/buildtree.make	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/make/linux/makefiles/buildtree.make	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2005, 2015, Oracle and/or its affiliates. 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
@@ -70,6 +70,8 @@
     PLATFORM_FILE = $(GAMMADIR)/make/$(OS_FAMILY)/platform_$(BUILDARCH).suncc
   else
     PLATFORM_FILE = $(GAMMADIR)/make/$(OS_FAMILY)/platform_$(BUILDARCH)
+    ALT_PLATFORM_FILE = $(HS_ALT_MAKE)/$(OS_FAMILY)/platform_$(BUILDARCH)
+    PLATFORM_FILE := $(if $(wildcard $(ALT_PLATFORM_FILE)),$(ALT_PLATFORM_FILE),$(PLATFORM_FILE))
   endif
 endif
 
@@ -203,7 +205,7 @@
 	$(QUIETLY) ( \
 	$(BUILDTREE_COMMENT); \
 	echo; \
-	echo "Platform_file = $(PLATFORM_FILE)" | sed 's|$(GAMMADIR)|$$(GAMMADIR)|'; \
+	echo "Platform_file = $(PLATFORM_FILE)" | sed -e 's|$(HS_ALT_MAKE)|$$(HS_ALT_MAKE)|' -e 's|$(GAMMADIR)|$$(GAMMADIR)|'; \
 	sed -n '/=/s/^ */Platform_/p' < $(PLATFORM_FILE); \
 	echo; \
 	echo "GAMMADIR = $(GAMMADIR)"; \

--- a/hotspot/make/linux/makefiles/defs.make	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/make/linux/makefiles/defs.make	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2006, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2006, 2015, Oracle and/or its affiliates. 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
@@ -105,14 +105,6 @@
   HS_ARCH           = x86
 endif
 
-# ARM
-ifeq ($(ARCH), arm)
-  ARCH_DATA_MODEL  = 32
-  PLATFORM         = linux-arm
-  VM_PLATFORM      = linux_arm
-  HS_ARCH          = arm
-endif
-
 # PPC
 # Notice: after 8046471 ARCH will be 'ppc' for top-level ppc64 builds but
 # 'ppc64' for HotSpot-only ppc64 builds. Need to detect both variants here!
@@ -121,10 +113,6 @@
     MAKE_ARGS        += LP64=1
     PLATFORM         = linux-ppc64
     VM_PLATFORM      = linux_ppc64
-  else
-    ARCH_DATA_MODEL  = 32
-    PLATFORM         = linux-ppc
-    VM_PLATFORM      = linux_ppc
   endif
 
   HS_ARCH = ppc

--- a/hotspot/make/linux/makefiles/gcc.make	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/make/linux/makefiles/gcc.make	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 1999, 2015, Oracle and/or its affiliates. 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
@@ -176,11 +176,7 @@
 ARCHFLAG/ia64    =
 ARCHFLAG/sparc   = -m32 -mcpu=v9
 ARCHFLAG/sparcv9 = -m64 -mcpu=v9
-ARCHFLAG/arm     =  -fsigned-char
 ARCHFLAG/zero    = $(ZERO_ARCHFLAG)
-ifndef E500V2
-ARCHFLAG/ppc     =  -mcpu=powerpc
-endif
 ARCHFLAG/ppc64   =  -m64
 
 CFLAGS     += $(ARCHFLAG)
@@ -188,10 +184,6 @@
 LFLAGS     += $(ARCHFLAG)
 ASFLAGS    += $(ARCHFLAG)
 
-ifdef E500V2
-CFLAGS += -DE500V2
-endif
-
 # Use C++ Interpreter
 ifdef CC_INTERP
   CFLAGS += -DCC_INTERP
@@ -391,3 +383,5 @@
 ifndef USE_SUNCC
   CFLAGS += -fno-omit-frame-pointer
 endif
+
+-include $(HS_ALT_MAKE)/linux/makefiles/gcc.make

--- a/hotspot/make/linux/makefiles/ppc.make	Fri Mar 06 04:58:52 2015 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,33 +0,0 @@
-#
-# Copyright (c) 2004, 2012, Oracle and/or its affiliates. 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.
-#  
-#
-
-# The copied fdlibm routines in sharedRuntimeTrig.o must not be optimized
-OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/NOOPT)
-
-# Must also specify if CPU is big endian
-CFLAGS += -DVM_BIG_ENDIAN
-
-ifdef E500V2
-ASFLAGS += -Wa,-mspe -Wa,--defsym -Wa,E500V2=1 
-endif

--- a/hotspot/make/linux/makefiles/saproc.make	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/make/linux/makefiles/saproc.make	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2005, 2015, Oracle and/or its affiliates. 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
@@ -69,19 +69,21 @@
 endif
 
 ifneq ($(ALT_SASRCDIR),)
-ALT_SAINCDIR=-I$(ALT_SASRCDIR)
+ALT_SAINCDIR=-I$(ALT_SASRCDIR) -DALT_SASRCDIR
 else
 ALT_SAINCDIR=
 endif
 SA_LFLAGS = $(MAPFLAG:FILENAME=$(SAMAPFILE)) $(LDFLAGS_HASH_STYLE)
 
+SAARCH ?= $(BUILDARCH)
+
 $(LIBSAPROC): $(SASRCFILES) $(SAMAPFILE)
 	$(QUIETLY) if [ "$(BOOT_JAVA_HOME)" = "" ]; then \
 	  echo "ALT_BOOTDIR, BOOTDIR or JAVA_HOME needs to be defined to build SA"; \
 	  exit 1; \
 	fi
 	@echo $(LOG_INFO) Making SA debugger back-end...
-	$(QUIETLY) $(CC) -D$(BUILDARCH) -D_GNU_SOURCE                   \
+	$(QUIETLY) $(CC) -D$(SAARCH) -D_GNU_SOURCE                      \
 		   -D_FILE_OFFSET_BITS=64                               \
                    $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG)     \
 	           -I$(SASRCDIR)                                        \

--- a/hotspot/make/linux/makefiles/vm.make	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/make/linux/makefiles/vm.make	Tue Feb 24 17:23:53 2015 -0500
@@ -45,8 +45,9 @@
 ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)
   include $(MAKEFILES_DIR)/zeroshark.make
 else
-  include $(MAKEFILES_DIR)/$(BUILDARCH).make
-  -include $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/$(BUILDARCH).make
+  BUILDARCH_MAKE = $(MAKEFILES_DIR)/$(BUILDARCH).make
+  ALT_BUILDARCH_MAKE = $(HS_ALT_MAKE)/$(Platform_os_family)/makefiles/$(BUILDARCH).make
+  include $(if $(wildcard $(ALT_BUILDARCH_MAKE)),$(ALT_BUILDARCH_MAKE),$(BUILDARCH_MAKE))
 endif
 
 # set VPATH so make knows where to look for source files

--- a/hotspot/make/linux/platform_arm	Fri Mar 06 04:58:52 2015 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,17 +0,0 @@
-os_family = linux
-
-arch = arm
-
-arch_model = arm
-
-os_arch = linux_arm
-
-os_arch_model = linux_arm
-
-lib_arch = arm
-
-compiler = gcc
-
-gnu_dis_arch = arm
-
-sysdefs = -DLINUX -D_GNU_SOURCE -DARM

--- a/hotspot/make/linux/platform_ppc	Fri Mar 06 04:58:52 2015 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,17 +0,0 @@
-os_family = linux
-
-arch = ppc
-
-arch_model = ppc_32
-
-os_arch = linux_ppc
-
-os_arch_model = linux_ppc_32
-
-lib_arch = ppc
-
-compiler = gcc
-
-gnu_dis_arch = ppc
-
-sysdefs = -DLINUX -D_GNU_SOURCE -DPPC32

--- a/hotspot/src/os/linux/vm/os_linux.cpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/os/linux/vm/os_linux.cpp	Tue Feb 24 17:23:53 2015 -0500
@@ -227,31 +227,7 @@
 #endif
 
 // Cpu architecture string
-#if   defined(ZERO)
-static char cpu_arch[] = ZERO_LIBARCH;
-#elif defined(IA64)
-static char cpu_arch[] = "ia64";
-#elif defined(IA32)
-static char cpu_arch[] = "i386";
-#elif defined(AMD64)
-static char cpu_arch[] = "amd64";
-#elif defined(ARM)
-static char cpu_arch[] = "arm";
-#elif defined(PPC32)
-static char cpu_arch[] = "ppc";
-#elif defined(PPC64)
-static char cpu_arch[] = "ppc64";
-#elif defined(SPARC)
-  #ifdef _LP64
-static char cpu_arch[] = "sparcv9";
-  #else
-static char cpu_arch[] = "sparc";
-  #endif
-#elif defined(AARCH64)
-static char cpu_arch[] = "aarch64";
-#else
-  #error Add appropriate cpu_arch setting
-#endif
+static char cpu_arch[] = HOTSPOT_LIB_ARCH;
 
 
 // pid_t gettid()
@@ -3296,7 +3272,7 @@
 
 #ifndef ZERO
   large_page_size = IA32_ONLY(4 * M) AMD64_ONLY(2 * M) IA64_ONLY(256 * M) SPARC_ONLY(4 * M)
-                     ARM_ONLY(2 * M) PPC_ONLY(4 * M) AARCH64_ONLY(2 * M);
+                     ARM32_ONLY(2 * M) PPC_ONLY(4 * M) AARCH64_ONLY(2 * M);
 #endif // ZERO
 
   FILE *fp = fopen("/proc/meminfo", "r");

--- a/hotspot/src/share/vm/c1/c1_LIR.cpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/c1/c1_LIR.cpp	Tue Feb 24 17:23:53 2015 -0500
@@ -142,16 +142,11 @@
 
 
 #ifndef PRODUCT
-void LIR_Address::verify() const {
+void LIR_Address::verify0() const {
 #if defined(SPARC) || defined(PPC)
   assert(scale() == times_1, "Scaled addressing mode not available on SPARC/PPC and should not be used");
   assert(disp() == 0 || index()->is_illegal(), "can't have both");
 #endif
-#ifdef ARM
-  assert(disp() == 0 || index()->is_illegal(), "can't have both");
-  // Note: offsets higher than 4096 must not be rejected here. They can
-  // be handled by the back-end or will be rejected if not.
-#endif
 #ifdef _LP64
   assert(base()->is_cpu_register(), "wrong base operand");
 #ifndef AARCH64

--- a/hotspot/src/share/vm/c1/c1_LIR.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/c1/c1_LIR.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -25,6 +25,7 @@
 #ifndef SHARE_VM_C1_C1_LIR_HPP
 #define SHARE_VM_C1_C1_LIR_HPP
 
+#include "c1/c1_Defs.hpp"
 #include "c1/c1_ValueType.hpp"
 #include "oops/method.hpp"
 
@@ -561,7 +562,13 @@
   virtual BasicType type() const                 { return _type; }
   virtual void print_value_on(outputStream* out) const PRODUCT_RETURN;
 
-  void verify() const PRODUCT_RETURN;
+  void verify0() const PRODUCT_RETURN;
+#if defined(LIR_ADDRESS_PD_VERIFY) && !defined(PRODUCT)
+  void pd_verify() const;
+  void verify() const { pd_verify(); }
+#else
+  void verify() const { verify0(); }
+#endif
 
   static Scale scale(BasicType type);
 };
@@ -610,7 +617,7 @@
                                                                              LIR_OprDesc::float_type           |
                                                                              LIR_OprDesc::fpu_register         |
                                                                              LIR_OprDesc::single_size); }
-#if defined(ARM)
+#if defined(ARM32)
   static LIR_Opr double_fpu(int reg1, int reg2)    { return (LIR_Opr)((reg1 << LIR_OprDesc::reg1_shift) | (reg2 << LIR_OprDesc::reg2_shift) | LIR_OprDesc::double_type | LIR_OprDesc::fpu_register | LIR_OprDesc::double_size); }
   static LIR_Opr single_softfp(int reg)            { return (LIR_Opr)((reg  << LIR_OprDesc::reg1_shift) |                                     LIR_OprDesc::float_type  | LIR_OprDesc::cpu_register | LIR_OprDesc::single_size); }
   static LIR_Opr double_softfp(int reg1, int reg2) { return (LIR_Opr)((reg1 << LIR_OprDesc::reg1_shift) | (reg2 << LIR_OprDesc::reg2_shift) | LIR_OprDesc::double_type | LIR_OprDesc::cpu_register | LIR_OprDesc::double_size); }

--- a/hotspot/src/share/vm/c1/c1_LIRGenerator.cpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/c1/c1_LIRGenerator.cpp	Tue Feb 24 17:23:53 2015 -0500
@@ -23,6 +23,7 @@
  */
 
 #include "precompiled.hpp"
+#include "c1/c1_Defs.hpp"
 #include "c1/c1_Compilation.hpp"
 #include "c1/c1_FrameMap.hpp"
 #include "c1/c1_Instruction.hpp"
@@ -49,10 +50,7 @@
 #define __ gen()->lir()->
 #endif
 
-// TODO: ARM - Use some recognizable constant which still fits architectural constraints
-#ifdef ARM
-#define PATCHED_ADDR  (204)
-#else
+#ifndef PATCHED_ADDR
 #define PATCHED_ADDR  (max_jint)
 #endif
 
@@ -1600,24 +1598,9 @@
   }
   assert(addr->is_register(), "must be a register at this point");
 
-#ifdef ARM
-  // TODO: ARM - move to platform-dependent code
-  LIR_Opr tmp = FrameMap::R14_opr;
-  if (VM_Version::supports_movw()) {
-    __ move((LIR_Opr)card_table_base, tmp);
-  } else {
-    __ move(new LIR_Address(FrameMap::Rthread_opr, in_bytes(JavaThread::card_table_base_offset()), T_ADDRESS), tmp);
-  }
-
-  LIR_Address *card_addr = new LIR_Address(tmp, addr, (LIR_Address::Scale) -CardTableModRefBS::card_shift, 0, T_BYTE);
-  if(((int)ct->byte_map_base & 0xff) == 0) {
-    __ move(tmp, card_addr);
-  } else {
-    LIR_Opr tmp_zero = new_register(T_INT);
-    __ move(LIR_OprFact::intConst(0), tmp_zero);
-    __ move(tmp_zero, card_addr);
-  }
-#else // ARM
+#ifdef CARDTABLEMODREF_POST_BARRIER_HELPER
+  CardTableModRef_post_barrier_helper(addr, card_table_base);
+#else
   LIR_Opr tmp = new_pointer_register();
   if (TwoOperandLIRForm) {
     __ move(addr, tmp);
@@ -1633,7 +1616,7 @@
               new LIR_Address(tmp, load_constant(card_table_base),
                               T_BYTE));
   }
-#endif // ARM
+#endif
 }
 
 
@@ -2123,7 +2106,7 @@
   } else {
 #ifdef X86
     addr = new LIR_Address(base_op, index_op, LIR_Address::Scale(log2_scale), 0, dst_type);
-#elif defined(ARM)
+#elif defined(GENERATE_ADDRESS_IS_PREFERRED)
     addr = generate_address(base_op, index_op, log2_scale, 0, dst_type);
 #else
     if (index_op->is_illegal() || log2_scale == 0) {
@@ -2177,6 +2160,9 @@
   LIR_Opr base_op = base.result();
   LIR_Opr index_op = idx.result();
 
+#ifdef GENERATE_ADDRESS_IS_PREFERRED
+  LIR_Address* addr = generate_address(base_op, index_op, log2_scale, 0, x->basic_type());
+#else
 #ifndef _LP64
   if (base_op->type() == T_LONG) {
     base_op = new_register(T_INT);
@@ -2210,6 +2196,7 @@
   }
 
   LIR_Address* addr = new LIR_Address(base_op, index_op, x->basic_type());
+#endif // !GENERATE_ADDRESS_IS_PREFERRED
   __ move(value.result(), addr);
 }
 

--- a/hotspot/src/share/vm/c1/c1_LIRGenerator.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/c1/c1_LIRGenerator.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -275,6 +275,9 @@
 
   void G1SATBCardTableModRef_post_barrier(LIR_OprDesc* addr, LIR_OprDesc* new_val);
   void CardTableModRef_post_barrier(LIR_OprDesc* addr, LIR_OprDesc* new_val);
+#ifdef CARDTABLEMODREF_POST_BARRIER_HELPER
+  void CardTableModRef_post_barrier_helper(LIR_OprDesc* addr, LIR_Const* card_table_base);
+#endif
 
 
   static LIR_Opr result_register_for(ValueType* type, bool callee = false);
@@ -546,6 +549,10 @@
 #ifdef ASSERT
   virtual void do_Assert         (Assert*          x);
 #endif
+
+#ifdef C1_LIRGENERATOR_MD_HPP
+#include C1_LIRGENERATOR_MD_HPP
+#endif
 };
 
 

--- a/hotspot/src/share/vm/c1/c1_LinearScan.cpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/c1/c1_LinearScan.cpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2015, Oracle and/or its affiliates. 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
@@ -2123,7 +2123,7 @@
         assert(interval->assigned_regHi() >= pd_first_fpu_reg && interval->assigned_regHi() <= pd_last_fpu_reg, "no fpu register");
         assert(assigned_reg % 2 == 0 && assigned_reg + 1 == interval->assigned_regHi(), "must be sequential and even");
         LIR_Opr result = LIR_OprFact::double_fpu(interval->assigned_regHi() - pd_first_fpu_reg, assigned_reg - pd_first_fpu_reg);
-#elif defined(ARM)
+#elif defined(ARM32)
         assert(assigned_reg >= pd_first_fpu_reg && assigned_reg <= pd_last_fpu_reg, "no fpu register");
         assert(interval->assigned_regHi() >= pd_first_fpu_reg && interval->assigned_regHi() <= pd_last_fpu_reg, "no fpu register");
         assert(assigned_reg % 2 == 0 && assigned_reg + 1 == interval->assigned_regHi(), "must be sequential and even");
@@ -2712,7 +2712,7 @@
 #ifdef SPARC
       assert(opr->fpu_regnrLo() == opr->fpu_regnrHi() + 1, "assumed in calculation (only fpu_regnrHi is used)");
 #endif
-#ifdef ARM
+#ifdef ARM32
       assert(opr->fpu_regnrHi() == opr->fpu_regnrLo() + 1, "assumed in calculation (only fpu_regnrLo is used)");
 #endif
 #ifdef PPC

--- a/hotspot/src/share/vm/c1/c1_Runtime1.cpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/c1/c1_Runtime1.cpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2015, Oracle and/or its affiliates. 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
@@ -1120,7 +1120,7 @@
 #ifdef ARM
           if((load_klass_or_mirror_patch_id ||
               stub_id == Runtime1::load_appendix_patching_id) &&
-             !VM_Version::supports_movw()) {
+              nativeMovConstReg_at(copy_buff)->is_pc_relative()) {
             nmethod* nm = CodeCache::find_nmethod(instr_pc);
             address addr = NULL;
             assert(nm != NULL, "invalid nmethod_pc");

--- a/hotspot/src/share/vm/interpreter/interp_masm.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/interpreter/interp_masm.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2015, Oracle and/or its affiliates. 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
@@ -27,25 +27,17 @@
 
 #include "asm/macroAssembler.hpp"
 
-#ifdef TARGET_ARCH_x86
+#if defined INTERP_MASM_MD_HPP
+# include INTERP_MASM_MD_HPP
+#elif defined TARGET_ARCH_x86
 # include "interp_masm_x86.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_sparc
+#elif defined TARGET_ARCH_MODEL_sparc
 # include "interp_masm_sparc.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_zero
+#elif defined TARGET_ARCH_MODEL_zero
 # include "interp_masm_zero.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_arm
-# include "interp_masm_arm.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_32
-# include "interp_masm_ppc_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_64
+#elif defined TARGET_ARCH_MODEL_ppc_64
 # include "interp_masm_ppc_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_aarch64
+#elif defined TARGET_ARCH_MODEL_aarch64
 # include "interp_masm_aarch64.hpp"
 #endif
 

--- a/hotspot/src/share/vm/interpreter/templateTable.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/interpreter/templateTable.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, Oracle and/or its affiliates. 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
@@ -341,28 +341,19 @@
   static Template* template_for_wide(Bytecodes::Code code)  { Bytecodes::wide_check(code); return &_template_table_wide[code]; }
 
   // Platform specifics
-#ifdef TARGET_ARCH_MODEL_x86_32
+#if defined TEMPLATETABLE_MD_HPP
+# include TEMPLATETABLE_MD_HPP
+#elif defined TARGET_ARCH_MODEL_x86_32
 # include "templateTable_x86_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_x86_64
+#elif defined TARGET_ARCH_MODEL_x86_64
 # include "templateTable_x86_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_sparc
+#elif defined TARGET_ARCH_MODEL_sparc
 # include "templateTable_sparc.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_zero
+#elif defined TARGET_ARCH_MODEL_zero
 # include "templateTable_zero.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_arm
-# include "templateTable_arm.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_32
-# include "templateTable_ppc_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_64
+#elif defined TARGET_ARCH_MODEL_ppc_64
 # include "templateTable_ppc_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_aarch64
+#elif defined TARGET_ARCH_MODEL_aarch64
 # include "templateTable_aarch64.hpp"
 #endif
 

--- a/hotspot/src/share/vm/memory/generation.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/memory/generation.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, Oracle and/or its affiliates. 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
@@ -139,7 +139,7 @@
     // GenGrain.
     // Note: on ARM we add 1 bit for card_table_base to be properly aligned
     // (we expect its low byte to be zero - see implementation of post_barrier)
-    LogOfGenGrain = 16 ARM_ONLY(+1),
+    LogOfGenGrain = 16 ARM32_ONLY(+1),
     GenGrain = 1 << LogOfGenGrain
   };
 

--- a/hotspot/src/share/vm/opto/ad.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/opto/ad.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2015, Oracle and/or its affiliates. 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
@@ -25,28 +25,19 @@
 #ifndef SHARE_VM_OPTO_AD_HPP
 #define SHARE_VM_OPTO_AD_HPP
 
-#ifdef TARGET_ARCH_MODEL_x86_32
+#if defined AD_MD_HPP
+# include AD_MD_HPP
+#elif defined TARGET_ARCH_MODEL_x86_32
 # include "adfiles/ad_x86_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_x86_64
+#elif defined TARGET_ARCH_MODEL_x86_64
 # include "adfiles/ad_x86_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_sparc
+#elif defined TARGET_ARCH_MODEL_sparc
 # include "adfiles/ad_sparc.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_zero
+#elif defined TARGET_ARCH_MODEL_zero
 # include "adfiles/ad_zero.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_arm
-# include "adfiles/ad_arm.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_32
-# include "adfiles/ad_ppc_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_64
+#elif defined TARGET_ARCH_MODEL_ppc_64
 # include "adfiles/ad_ppc_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_aarch64
+#elif defined TARGET_ARCH_MODEL_aarch64
 # include "adfiles/ad_aarch64.hpp"
 #endif
 

--- a/hotspot/src/share/vm/opto/chaitin.cpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/opto/chaitin.cpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2015, Oracle and/or its affiliates. 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
@@ -847,7 +847,7 @@
         case Op_RegD:
           lrg.set_num_regs(2);
           // Define platform specific register pressure
-#if defined(SPARC) || defined(ARM)
+#if defined(SPARC) || defined(ARM32)
           lrg.set_reg_pressure(2);
 #elif defined(IA32)
           if( ireg == Op_RegL ) {

--- a/hotspot/src/share/vm/opto/optoreg.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/opto/optoreg.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2006, 2015, Oracle and/or its affiliates. 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
@@ -27,28 +27,19 @@
 
 // AdGlobals contains c2 specific register handling code as specified
 // in the .ad files.
-#ifdef TARGET_ARCH_MODEL_x86_32
+#if defined ADGLOBALS_MD_HPP
+# include ADGLOBALS_MD_HPP
+#elif defined TARGET_ARCH_MODEL_x86_32
 # include "adfiles/adGlobals_x86_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_x86_64
+#elif defined TARGET_ARCH_MODEL_x86_64
 # include "adfiles/adGlobals_x86_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_sparc
+#elif defined TARGET_ARCH_MODEL_sparc
 # include "adfiles/adGlobals_sparc.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_zero
+#elif defined TARGET_ARCH_MODEL_zero
 # include "adfiles/adGlobals_zero.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_arm
-# include "adfiles/adGlobals_arm.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_32
-# include "adfiles/adGlobals_ppc_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_64
+#elif defined TARGET_ARCH_MODEL_ppc_64
 # include "adfiles/adGlobals_ppc_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_aarch64
+#elif defined TARGET_ARCH_MODEL_aarch64
 # include "adfiles/adGlobals_aarch64.hpp"
 #endif
 

--- a/hotspot/src/share/vm/runtime/stubRoutines.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/runtime/stubRoutines.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, Oracle and/or its affiliates. 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
@@ -84,32 +84,22 @@
 
   // Dependencies
   friend class StubGenerator;
-#ifdef TARGET_ARCH_MODEL_x86_32
+#if defined STUBROUTINES_MD_HPP
+# include STUBROUTINES_MD_HPP
+#elif defined TARGET_ARCH_MODEL_x86_32
 # include "stubRoutines_x86_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_x86_64
+#elif defined TARGET_ARCH_MODEL_x86_64
 # include "stubRoutines_x86_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_sparc
+#elif defined TARGET_ARCH_MODEL_sparc
 # include "stubRoutines_sparc.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_zero
+#elif defined TARGET_ARCH_MODEL_zero
 # include "stubRoutines_zero.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_arm
-# include "stubRoutines_arm.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_32
-# include "stubRoutines_ppc_32.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_ppc_64
+#elif defined TARGET_ARCH_MODEL_ppc_64
 # include "stubRoutines_ppc_64.hpp"
-#endif
-#ifdef TARGET_ARCH_MODEL_aarch64
+#elif defined TARGET_ARCH_MODEL_aarch64
 # include "stubRoutines_aarch64.hpp"
 #endif
 
-
   static jint    _verify_oop_count;
   static address _verify_oop_subroutine_entry;
 

--- a/hotspot/src/share/vm/runtime/vm_version.cpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/runtime/vm_version.cpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2015, Oracle and/or its affiliates. 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
@@ -187,18 +187,18 @@
                  AIX_ONLY("aix")                 \
                  BSD_ONLY("bsd")
 
+#ifndef CPU
 #ifdef ZERO
 #define CPU      ZERO_LIBARCH
 #else
 #define CPU      IA32_ONLY("x86")                \
                  IA64_ONLY("ia64")               \
                  AMD64_ONLY("amd64")             \
-                 ARM_ONLY("arm")                 \
-                 PPC32_ONLY("ppc")               \
                  PPC64_ONLY("ppc64")             \
                  AARCH64_ONLY("aarch64")         \
                  SPARC_ONLY("sparc")
 #endif // ZERO
+#endif
 
 const char *Abstract_VM_Version::vm_platform_string() {
   return OS "-" CPU;
@@ -251,12 +251,6 @@
   #ifndef FLOAT_ARCH
     #if defined(__SOFTFP__)
       #define FLOAT_ARCH_STR "-sflt"
-    #elif defined(E500V2)
-      #define FLOAT_ARCH_STR "-e500v2"
-    #elif defined(ARM)
-      #define FLOAT_ARCH_STR "-vfp"
-    #elif defined(PPC32)
-      #define FLOAT_ARCH_STR "-hflt"
     #else
       #define FLOAT_ARCH_STR ""
     #endif

--- a/hotspot/src/share/vm/utilities/globalDefinitions_gcc.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/utilities/globalDefinitions_gcc.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2015, Oracle and/or its affiliates. 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
@@ -220,7 +220,7 @@
 
 #define DEBUG_EXCEPTION ::abort();
 
-#ifdef ARM
+#ifdef ARM32
 #ifdef SOLARIS
 #define BREAKPOINT __asm__ volatile (".long 0xe1200070")
 #else

--- a/hotspot/src/share/vm/utilities/macros.hpp	Fri Mar 06 04:58:52 2015 -0800
+++ b/hotspot/src/share/vm/utilities/macros.hpp	Tue Feb 24 17:23:53 2015 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, Oracle and/or its affiliates. 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
@@ -392,7 +392,6 @@
 #define NOT_E500V2(code) code
 #endif
 
-
 #ifdef ARM
 #define ARM_ONLY(code) code
 #define NOT_ARM(code)
@@ -401,6 +400,14 @@
 #define NOT_ARM(code) code
 #endif
 
+#ifdef ARM32
+#define ARM32_ONLY(code) code
+#define NOT_ARM32(code)
+#else
+#define ARM32_ONLY(code)
+#define NOT_ARM32(code) code
+#endif
+
 #ifdef AARCH64
 #define AARCH64_ONLY(code) code
 #define NOT_AARCH64(code)