make/RunTestsPrebuilt.gmk - platform/libcore - Git at Google

 #
 # Copyright (c) 2017, 2018, 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.  Oracle designates this
 # particular file as subject to the "Classpath" exception as provided
 # by Oracle in the LICENSE file that accompanied this code.
 #
 # 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.
 #

 ################################################################################
 # Initial bootstrapping, copied and stripped down from Makefile and Init.gmk
 ################################################################################

 # In Cygwin, the MAKE variable gets prepended with the current directory if the
 # make executable is called using a Windows mixed path (c:/cygwin/bin/make.exe).
 ifneq ($(findstring :, $(MAKE)), )
   export MAKE := $(patsubst $(CURDIR)%, %, $(patsubst $(CURDIR)/%, %, $(MAKE)))
 endif

 # Locate this Makefile
 ifeq ($(filter /%, $(lastword $(MAKEFILE_LIST))),)
   makefile_path := $(CURDIR)/$(strip $(lastword $(MAKEFILE_LIST)))
 else
   makefile_path := $(lastword $(MAKEFILE_LIST))
 endif
 TOPDIR := $(strip $(patsubst %/make/, %, $(dir $(makefile_path))))

 ################################################################################
 # Functions
 ################################################################################

 # Setup a required or optional variable, and/or check that it is properly
 # given.
 # Note: No spaces are allowed around the arguments.
 #
 # $1: The name of the variable
 # $2: The default value, if any, or OPTIONAL (do not provide a default but
 #     do not exit if it is missing)
 # $3: If NO_CHECK, disable checking for target file/directory existence
 #     If MKDIR, create the default directory
 define SetupVariable
   ifeq ($$($1), )
     ifeq ($2, )
       $$(info Error: Prebuilt variable $1 is missing, needed for run-tests-prebuilt)
       $$(error Cannot continue.)
     else ifeq ($2, OPTIONAL)
       ifneq ($$(findstring $$(LOG), info debug trace), )
         $$(info Prebuilt variable $1 is not provided)
       endif
     else
       ifneq ($$(findstring $$(LOG), info debug trace), )
         $$(info Prebuilt variable $1=$2 (default value))
       endif
       $1:=$2
     endif
   else
     ifneq ($$(findstring $$(LOG), info debug trace), )
       $$(info Prebuilt variable $1=$$($1))
     endif
   endif
   # If $1 has a value (is not optional), and $3 is not set (to NO_CHECK),
   # and if wildcard is empty, then complain that the file is missing.
   ifeq ($3, MKDIR)
     ifneq ($$(findstring $$(LOG), info debug trace), )
       $$(info Creating directory for $1)
     endif
     $$(shell mkdir -p $$($1))
   else ifneq ($3, NO_CHECK)
     ifeq ($$(strip $$(if $$($1), , OPTIONAL) $$(wildcard $$($1))), )
       $$(info Error: Prebuilt variable $1 points to missing file/directory:)
       $$(info '$$($1)')
       $$(error Cannot continue.)
     endif
   endif
 endef

 # Create an ephemeral spec file
 #
 # $1: The output file name
 # $2..$N: The lines to output to the file
 define CreateNewSpec
   $(if $(strip $(31)), \
     $(error Internal makefile error: \
       Too many arguments to macro, please update CreateNewSpec in RunTestsPrebuilt.gmk) \
   ) \
   $(shell $(RM) $1) \
   $(foreach i, $(call sequence, 2, 30), \
     $(if $(strip $($i)), \
       $(call AppendFile, $(strip $($i)), $1) \
     ) \
   )
 endef

 ################################################################################
 # Check input and setup basic buildsystem support
 ################################################################################

 # Verify that user has given correct additional input.

 # These variables are absolutely necessary
 $(eval $(call SetupVariable,OUTPUTDIR,$(TOPDIR)/build/run-test-prebuilt,MKDIR))
 $(eval $(call SetupVariable,BOOT_JDK))
 $(eval $(call SetupVariable,JT_HOME))

 # These can have default values based on the ones above
 $(eval $(call SetupVariable,JDK_IMAGE_DIR,$(OUTPUTDIR)/images/jdk))
 $(eval $(call SetupVariable,TEST_IMAGE_DIR,$(OUTPUTDIR)/images/test))
 $(eval $(call SetupVariable,SYMBOLS_IMAGE_DIR,$(OUTPUTDIR)/images/symbols,NO_CHECK))

 # Provide default values for tools that we need
 $(eval $(call SetupVariable,MAKE,make,NO_CHECK))
 $(eval $(call SetupVariable,BASH,bash,NO_CHECK))

 # Check optional variables
 $(eval $(call SetupVariable,JIB_JAR,OPTIONAL))

 # Now that we have verified that we have the required variables available, we
 # can include the prebuilt spec file ourselves, without an ephemeral spec
 # wrapper. This is required so we can include MakeBase which is needed for
 # CreateNewSpec.
 HAS_SPEC :=
 include $(TOPDIR)/make/InitSupport.gmk

 $(eval $(call CheckDeprecatedEnvironment))
 $(eval $(call CheckInvalidMakeFlags))
 $(eval $(call ParseLogLevel))

 SPEC := $(TOPDIR)/make/RunTestsPrebuiltSpec.gmk
 include $(SPEC)
 include $(TOPDIR)/make/common/MakeBase.gmk

 ################################################################################
 # Determine what platform we're running on
 ################################################################################
 UNAME := uname

 # Get OS name from uname (Cygwin inexplicably adds _NT-x.x)
 UNAME_OS := $(shell $(UNAME) -s | $(CUT) -f1 -d_)

 ifeq ($(UNAME_OS), CYGWIN)
   OPENJDK_TARGET_OS := windows
   OPENJDK_TARGET_OS_TYPE := windows
   OPENJDK_TARGET_OS_ENV := windows.cygwin
 else
   OPENJDK_TARGET_OS_TYPE:=unix
   ifeq ($(UNAME_OS), Linux)
     OPENJDK_TARGET_OS := linux
   else ifeq ($(UNAME_OS), Darwin)
     OPENJDK_TARGET_OS := macosx
   else ifeq ($(UNAME_OS), SunOS)
     OPENJDK_TARGET_OS := solaris
   else
     OPENJDK_TARGET_OS := $(UNAME_OS)
   endif
   OPENJDK_TARGET_OS_ENV := $(OPENJDK_TARGET_OS)
 endif

 # Assume little endian unless otherwise specified
 OPENJDK_TARGET_CPU_ENDIAN := little

 ifeq ($(OPENJDK_TARGET_OS), solaris)
   # On solaris, use uname -p
   UNAME_CPU := $(shell $(UNAME) -p)
   # Assume 64-bit platform
   OPENJDK_TARGET_CPU_BITS := 64
   ifeq ($(UNAME_CPU), i386)
     OPENJDK_TARGET_CPU := x86_64
   else ifeq ($(UNAME_CPU), sparc)
     OPENJDK_TARGET_CPU := sparcv9
     OPENJDK_TARGET_CPU_ENDIAN := big
   else
     OPENJDK_TARGET_CPU := $(UNAME_CPU)
   endif
 else
   # ... all others use uname -m
   UNAME_CPU := $(shell $(UNAME) -m)
   ifeq ($(UNAME_CPU), i686)
     OPENJDK_TARGET_CPU := x86
     OPENJDK_TARGET_CPU_BITS := 32
   else
     # Assume all others are 64-bit. We use the same CPU name as uname for
     # at least x86_64 and aarch64.
     OPENJDK_TARGET_CPU := $(UNAME_CPU)
     OPENJDK_TARGET_CPU_BITS := 64
   endif
 endif

 OPENJDK_TARGET_CPU_ARCH := $(OPENJDK_TARGET_CPU)
 ifeq ($(OPENJDK_TARGET_CPU), x86_64)
   OPENJDK_TARGET_CPU_ARCH := x86
 else ifeq ($(OPENJDK_TARGET_CPU), sparcv9)
   OPENJDK_TARGET_CPU_ARCH := sparc
 endif

 ifeq ($(OPENJDK_TARGET_OS), windows)
   ifeq ($(wildcard $(TEST_IMAGE_DIR)/bin/fixpath.exe), )
     $(info Error: fixpath is missing from test image '$(TEST_IMAGE_DIR)')
     $(error Cannot continue.)
   endif
   FIXPATH := $(TEST_IMAGE_DIR)/bin/fixpath.exe -c
   PATH_SEP:=;
 else
   FIXPATH :=
   PATH_SEP:=:
 endif

 # Check number of cores and memory in MB
 ifeq ($(OPENJDK_TARGET_OS), linux)
   NUM_CORES := $(shell $(CAT) /proc/cpuinfo  | $(GREP) -c processor)
   MEMORY_SIZE := $(shell \
       $(EXPR) `$(CAT) /proc/meminfo | $(GREP) MemTotal | $(AWK) '{print $$2}'` / 1024 \
   )
 else ifeq ($(OPENJDK_TARGET_OS), macosx)
   NUM_CORES := $(shell /usr/sbin/sysctl -n hw.ncpu)
   MEMORY_SIZE := $(shell $(EXPR) `/usr/sbin/sysctl -n hw.memsize` / 1024 / 1024)
 else ifeq ($(OPENJDK_TARGET_OS), solaris)
   NUM_CORES := $(shell LC_MESSAGES=C /usr/sbin/psrinfo -v | $(GREP) -c on-line)
   MEMORY_SIZE := $(shell \
       /usr/sbin/prtconf 2> /dev/null | $(GREP) "^Memory [Ss]ize" | $(AWK) '{print $$3}' \
   )
 else ifeq ($(OPENJDK_TARGET_OS), windows)
   NUM_CORES := $(NUMBER_OF_PROCESSORS)
   MEMORY_SIZE := $(shell \
       $(EXPR) `wmic computersystem get totalphysicalmemory -value | $(GREP) = \
           | $(CUT) -d "=" -f 2-` / 1024 / 1024 \
   )
 endif
 ifeq ($(NUM_CORES), )
   $(warn Could not find number of CPUs, assuming 1)
   NUM_CORES := 1
 endif
 ifeq ($(MEMORY_SIZE), )
   $(warn Could not find memory size, assuming 1024 MB)
   MEMORY_SIZE := 1024
 endif

 # Setup LD for AOT support
 ifneq ($(DEVKIT_HOME), )
   ifeq ($(OPENJDK_TARGET_OS), windows)
     LD := $(DEVKIT_HOME)/VC/bin/x64/link
     LIBRARY_PREFIX :=
     SHARED_LIBRARY_SUFFIX := .dll
     EXE_SUFFIX := .exe
   else ifeq ($(OPENJDK_TARGET_OS), linux)
     LD := $(DEVKIT_HOME)/bin/ld
     LIBRARY_PREFIX := lib
     SHARED_LIBRARY_SUFFIX := .so
     EXE_SUFFIX :=
   else ifeq ($(OPENJDK_TARGET_OS), macosx)
     LD := $(DEVKIT_HOME)/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld
     LIBRARY_PREFIX := lib
     SHARED_LIBRARY_SUFFIX := .dylib
     EXE_SUFFIX :=
   else ifeq ($(OPENJDK_TARGET_OS), solaris)
     # Prefer system linker for AOT on Solaris.
     LD := ld
     LIBRARY_PREFIX := lib
     SHARED_LIBRARY_SUFFIX := .so
     EXE_SUFFIX :=
   endif
 else
   LD := ld
 endif

 ################################################################################
 # Generate the ephemeral spec file
 ################################################################################

 # Now we can include additional custom support.
 # This might define CUSTOM_NEW_SPEC_LINE
 ifneq ($(CUSTOM_MAKE_DIR), )
   include $(CUSTOM_MAKE_DIR)/RunTestsPrebuilt.gmk
 endif

 NEW_SPEC := $(OUTPUTDIR)/run-test-spec.gmk

 $(call CreateNewSpec, $(NEW_SPEC), \
     # Generated file -- do not edit!, \
     SPEC := $(NEW_SPEC), \
     TOPDIR := $(TOPDIR), \
     OUTPUTDIR := $(OUTPUTDIR), \
     BOOT_JDK := $(BOOT_JDK), \
     JT_HOME := $(JT_HOME), \
     JDK_IMAGE_DIR := $(JDK_IMAGE_DIR), \
     TEST_IMAGE_DIR := $(TEST_IMAGE_DIR), \
     SYMBOLS_IMAGE_DIR := $(SYMBOLS_IMAGE_DIR), \
     MAKE := $(MAKE), \
     BASH := $(BASH), \
     JIB_JAR := $(JIB_JAR), \
     FIXPATH := $(FIXPATH), \
     PATH_SEP := $(PATH_SEP), \
     OPENJDK_TARGET_OS := $(OPENJDK_TARGET_OS), \
     OPENJDK_TARGET_OS_TYPE := $(OPENJDK_TARGET_OS_TYPE), \
     OPENJDK_TARGET_OS_ENV := $(OPENJDK_TARGET_OS_ENV), \
     OPENJDK_TARGET_CPU := $(OPENJDK_TARGET_CPU), \
     OPENJDK_TARGET_CPU_ARCH := $(OPENJDK_TARGET_CPU_ARCH), \
     OPENJDK_TARGET_CPU_BITS := $(OPENJDK_TARGET_CPU_BITS), \
     OPENJDK_TARGET_CPU_ENDIAN := $(OPENJDK_TARGET_CPU_ENDIAN), \
     NUM_CORES := $(NUM_CORES), \
     MEMORY_SIZE := $(MEMORY_SIZE), \
     LD := $(LD), \
     LIBRARY_PREFIX := $(LIBRARY_PREFIX), \
     SHARED_LIBRARY_SUFFIX := $(SHARED_LIBRARY_SUFFIX), \
     EXE_SUFFIX := $(EXE_SUFFIX), \
     include $(TOPDIR)/make/RunTestsPrebuiltSpec.gmk, \
     $(CUSTOM_NEW_SPEC_LINE), \
 )

 ################################################################################
 # The run-test-prebuilt target
 ################################################################################

 SPEC := $(NEW_SPEC)

 default: all

 run-test-prebuilt:
 	@$(RM) -f $(MAKESUPPORT_OUTPUTDIR)/exit-with-error
 	@cd $(TOPDIR) && $(MAKE) $(MAKE_ARGS) -f make/RunTests.gmk run-test \
 	    TEST="$(TEST)"

 all: run-test-prebuilt

 .PHONY: default all
	#
	# Copyright (c) 2017, 2018, 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. Oracle designates this
	# particular file as subject to the "Classpath" exception as provided
	# by Oracle in the LICENSE file that accompanied this code.
	#
	# 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.
	#

	################################################################################
	# Initial bootstrapping, copied and stripped down from Makefile and Init.gmk
	################################################################################

	# In Cygwin, the MAKE variable gets prepended with the current directory if the
	# make executable is called using a Windows mixed path (c:/cygwin/bin/make.exe).
	ifneq ($(findstring :, $(MAKE)), )
	export MAKE := $(patsubst $(CURDIR)%, %, $(patsubst $(CURDIR)/%, %, $(MAKE)))
	endif

	# Locate this Makefile
	ifeq ($(filter /%, $(lastword $(MAKEFILE_LIST))),)
	makefile_path := $(CURDIR)/$(strip $(lastword $(MAKEFILE_LIST)))
	else
	makefile_path := $(lastword $(MAKEFILE_LIST))
	endif
	TOPDIR := $(strip $(patsubst %/make/, %, $(dir $(makefile_path))))

	################################################################################
	# Functions
	################################################################################

	# Setup a required or optional variable, and/or check that it is properly
	# given.
	# Note: No spaces are allowed around the arguments.
	#
	# $1: The name of the variable
	# $2: The default value, if any, or OPTIONAL (do not provide a default but
	# do not exit if it is missing)
	# $3: If NO_CHECK, disable checking for target file/directory existence
	# If MKDIR, create the default directory
	define SetupVariable
	ifeq ($$($1), )
	ifeq ($2, )
	$$(info Error: Prebuilt variable $1 is missing, needed for run-tests-prebuilt)
	$$(error Cannot continue.)
	else ifeq ($2, OPTIONAL)
	ifneq ($$(findstring $$(LOG), info debug trace), )
	$$(info Prebuilt variable $1 is not provided)
	endif
	else
	ifneq ($$(findstring $$(LOG), info debug trace), )
	$$(info Prebuilt variable $1=$2 (default value))
	endif
	$1:=$2
	endif
	else
	ifneq ($$(findstring $$(LOG), info debug trace), )
	$$(info Prebuilt variable $1=$$($1))
	endif
	endif
	# If $1 has a value (is not optional), and $3 is not set (to NO_CHECK),
	# and if wildcard is empty, then complain that the file is missing.
	ifeq ($3, MKDIR)
	ifneq ($$(findstring $$(LOG), info debug trace), )
	$$(info Creating directory for $1)
	endif
	$$(shell mkdir -p $$($1))
	else ifneq ($3, NO_CHECK)
	ifeq ($$(strip $$(if $$($1), , OPTIONAL) $$(wildcard $$($1))), )
	$$(info Error: Prebuilt variable $1 points to missing file/directory:)
	$$(info '$$($1)')
	$$(error Cannot continue.)
	endif
	endif
	endef

	# Create an ephemeral spec file
	#
	# $1: The output file name
	# $2..$N: The lines to output to the file
	define CreateNewSpec
	$(if $(strip $(31)), \
	$(error Internal makefile error: \
	Too many arguments to macro, please update CreateNewSpec in RunTestsPrebuilt.gmk) \
	) \
	$(shell $(RM) $1) \
	$(foreach i, $(call sequence, 2, 30), \
	$(if $(strip $($i)), \
	$(call AppendFile, $(strip $($i)), $1) \
	) \
	)
	endef

	################################################################################
	# Check input and setup basic buildsystem support
	################################################################################

	# Verify that user has given correct additional input.

	# These variables are absolutely necessary
	$(eval $(call SetupVariable,OUTPUTDIR,$(TOPDIR)/build/run-test-prebuilt,MKDIR))
	$(eval $(call SetupVariable,BOOT_JDK))
	$(eval $(call SetupVariable,JT_HOME))

	# These can have default values based on the ones above
	$(eval $(call SetupVariable,JDK_IMAGE_DIR,$(OUTPUTDIR)/images/jdk))
	$(eval $(call SetupVariable,TEST_IMAGE_DIR,$(OUTPUTDIR)/images/test))
	$(eval $(call SetupVariable,SYMBOLS_IMAGE_DIR,$(OUTPUTDIR)/images/symbols,NO_CHECK))

	# Provide default values for tools that we need
	$(eval $(call SetupVariable,MAKE,make,NO_CHECK))
	$(eval $(call SetupVariable,BASH,bash,NO_CHECK))

	# Check optional variables
	$(eval $(call SetupVariable,JIB_JAR,OPTIONAL))

	# Now that we have verified that we have the required variables available, we
	# can include the prebuilt spec file ourselves, without an ephemeral spec
	# wrapper. This is required so we can include MakeBase which is needed for
	# CreateNewSpec.
	HAS_SPEC :=
	include $(TOPDIR)/make/InitSupport.gmk

	$(eval $(call CheckDeprecatedEnvironment))
	$(eval $(call CheckInvalidMakeFlags))
	$(eval $(call ParseLogLevel))

	SPEC := $(TOPDIR)/make/RunTestsPrebuiltSpec.gmk
	include $(SPEC)
	include $(TOPDIR)/make/common/MakeBase.gmk

	################################################################################
	# Determine what platform we're running on
	################################################################################
	UNAME := uname

	# Get OS name from uname (Cygwin inexplicably adds _NT-x.x)
	UNAME_OS := $(shell $(UNAME) -s \| $(CUT) -f1 -d_)

	ifeq ($(UNAME_OS), CYGWIN)
	OPENJDK_TARGET_OS := windows
	OPENJDK_TARGET_OS_TYPE := windows
	OPENJDK_TARGET_OS_ENV := windows.cygwin
	else
	OPENJDK_TARGET_OS_TYPE:=unix
	ifeq ($(UNAME_OS), Linux)
	OPENJDK_TARGET_OS := linux
	else ifeq ($(UNAME_OS), Darwin)
	OPENJDK_TARGET_OS := macosx
	else ifeq ($(UNAME_OS), SunOS)
	OPENJDK_TARGET_OS := solaris
	else
	OPENJDK_TARGET_OS := $(UNAME_OS)
	endif
	OPENJDK_TARGET_OS_ENV := $(OPENJDK_TARGET_OS)
	endif

	# Assume little endian unless otherwise specified
	OPENJDK_TARGET_CPU_ENDIAN := little

	ifeq ($(OPENJDK_TARGET_OS), solaris)
	# On solaris, use uname -p
	UNAME_CPU := $(shell $(UNAME) -p)
	# Assume 64-bit platform
	OPENJDK_TARGET_CPU_BITS := 64
	ifeq ($(UNAME_CPU), i386)
	OPENJDK_TARGET_CPU := x86_64
	else ifeq ($(UNAME_CPU), sparc)
	OPENJDK_TARGET_CPU := sparcv9
	OPENJDK_TARGET_CPU_ENDIAN := big
	else
	OPENJDK_TARGET_CPU := $(UNAME_CPU)
	endif
	else
	# ... all others use uname -m
	UNAME_CPU := $(shell $(UNAME) -m)
	ifeq ($(UNAME_CPU), i686)
	OPENJDK_TARGET_CPU := x86
	OPENJDK_TARGET_CPU_BITS := 32
	else
	# Assume all others are 64-bit. We use the same CPU name as uname for
	# at least x86_64 and aarch64.
	OPENJDK_TARGET_CPU := $(UNAME_CPU)
	OPENJDK_TARGET_CPU_BITS := 64
	endif
	endif

	OPENJDK_TARGET_CPU_ARCH := $(OPENJDK_TARGET_CPU)
	ifeq ($(OPENJDK_TARGET_CPU), x86_64)
	OPENJDK_TARGET_CPU_ARCH := x86
	else ifeq ($(OPENJDK_TARGET_CPU), sparcv9)
	OPENJDK_TARGET_CPU_ARCH := sparc
	endif

	ifeq ($(OPENJDK_TARGET_OS), windows)
	ifeq ($(wildcard $(TEST_IMAGE_DIR)/bin/fixpath.exe), )
	$(info Error: fixpath is missing from test image '$(TEST_IMAGE_DIR)')
	$(error Cannot continue.)
	endif
	FIXPATH := $(TEST_IMAGE_DIR)/bin/fixpath.exe -c
	PATH_SEP:=;
	else
	FIXPATH :=
	PATH_SEP:=:
	endif

	# Check number of cores and memory in MB
	ifeq ($(OPENJDK_TARGET_OS), linux)
	NUM_CORES := $(shell $(CAT) /proc/cpuinfo \| $(GREP) -c processor)
	MEMORY_SIZE := $(shell \
	$(EXPR) `$(CAT) /proc/meminfo \| $(GREP) MemTotal \| $(AWK) '{print $$2}'` / 1024 \
	)
	else ifeq ($(OPENJDK_TARGET_OS), macosx)
	NUM_CORES := $(shell /usr/sbin/sysctl -n hw.ncpu)
	MEMORY_SIZE := $(shell $(EXPR) `/usr/sbin/sysctl -n hw.memsize` / 1024 / 1024)
	else ifeq ($(OPENJDK_TARGET_OS), solaris)
	NUM_CORES := $(shell LC_MESSAGES=C /usr/sbin/psrinfo -v \| $(GREP) -c on-line)
	MEMORY_SIZE := $(shell \
	/usr/sbin/prtconf 2> /dev/null \| $(GREP) "^Memory [Ss]ize" \| $(AWK) '{print $$3}' \
	)
	else ifeq ($(OPENJDK_TARGET_OS), windows)
	NUM_CORES := $(NUMBER_OF_PROCESSORS)
	MEMORY_SIZE := $(shell \
	$(EXPR) `wmic computersystem get totalphysicalmemory -value \| $(GREP) = \
	\| $(CUT) -d "=" -f 2-` / 1024 / 1024 \
	)
	endif
	ifeq ($(NUM_CORES), )
	$(warn Could not find number of CPUs, assuming 1)
	NUM_CORES := 1
	endif
	ifeq ($(MEMORY_SIZE), )
	$(warn Could not find memory size, assuming 1024 MB)
	MEMORY_SIZE := 1024
	endif

	# Setup LD for AOT support
	ifneq ($(DEVKIT_HOME), )
	ifeq ($(OPENJDK_TARGET_OS), windows)
	LD := $(DEVKIT_HOME)/VC/bin/x64/link
	LIBRARY_PREFIX :=
	SHARED_LIBRARY_SUFFIX := .dll
	EXE_SUFFIX := .exe
	else ifeq ($(OPENJDK_TARGET_OS), linux)
	LD := $(DEVKIT_HOME)/bin/ld
	LIBRARY_PREFIX := lib
	SHARED_LIBRARY_SUFFIX := .so
	EXE_SUFFIX :=
	else ifeq ($(OPENJDK_TARGET_OS), macosx)
	LD := $(DEVKIT_HOME)/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld
	LIBRARY_PREFIX := lib
	SHARED_LIBRARY_SUFFIX := .dylib
	EXE_SUFFIX :=
	else ifeq ($(OPENJDK_TARGET_OS), solaris)
	# Prefer system linker for AOT on Solaris.
	LD := ld
	LIBRARY_PREFIX := lib
	SHARED_LIBRARY_SUFFIX := .so
	EXE_SUFFIX :=
	endif
	else
	LD := ld
	endif

	################################################################################
	# Generate the ephemeral spec file
	################################################################################

	# Now we can include additional custom support.
	# This might define CUSTOM_NEW_SPEC_LINE
	ifneq ($(CUSTOM_MAKE_DIR), )
	include $(CUSTOM_MAKE_DIR)/RunTestsPrebuilt.gmk
	endif

	NEW_SPEC := $(OUTPUTDIR)/run-test-spec.gmk

	$(call CreateNewSpec, $(NEW_SPEC), \
	# Generated file -- do not edit!, \
	SPEC := $(NEW_SPEC), \
	TOPDIR := $(TOPDIR), \
	OUTPUTDIR := $(OUTPUTDIR), \
	BOOT_JDK := $(BOOT_JDK), \
	JT_HOME := $(JT_HOME), \
	JDK_IMAGE_DIR := $(JDK_IMAGE_DIR), \
	TEST_IMAGE_DIR := $(TEST_IMAGE_DIR), \
	SYMBOLS_IMAGE_DIR := $(SYMBOLS_IMAGE_DIR), \
	MAKE := $(MAKE), \
	BASH := $(BASH), \
	JIB_JAR := $(JIB_JAR), \
	FIXPATH := $(FIXPATH), \
	PATH_SEP := $(PATH_SEP), \
	OPENJDK_TARGET_OS := $(OPENJDK_TARGET_OS), \
	OPENJDK_TARGET_OS_TYPE := $(OPENJDK_TARGET_OS_TYPE), \
	OPENJDK_TARGET_OS_ENV := $(OPENJDK_TARGET_OS_ENV), \
	OPENJDK_TARGET_CPU := $(OPENJDK_TARGET_CPU), \
	OPENJDK_TARGET_CPU_ARCH := $(OPENJDK_TARGET_CPU_ARCH), \
	OPENJDK_TARGET_CPU_BITS := $(OPENJDK_TARGET_CPU_BITS), \
	OPENJDK_TARGET_CPU_ENDIAN := $(OPENJDK_TARGET_CPU_ENDIAN), \
	NUM_CORES := $(NUM_CORES), \
	MEMORY_SIZE := $(MEMORY_SIZE), \
	LD := $(LD), \
	LIBRARY_PREFIX := $(LIBRARY_PREFIX), \
	SHARED_LIBRARY_SUFFIX := $(SHARED_LIBRARY_SUFFIX), \
	EXE_SUFFIX := $(EXE_SUFFIX), \
	include $(TOPDIR)/make/RunTestsPrebuiltSpec.gmk, \
	$(CUSTOM_NEW_SPEC_LINE), \
	)

	################################################################################
	# The run-test-prebuilt target
	################################################################################

	SPEC := $(NEW_SPEC)

	default: all

	run-test-prebuilt:
	@$(RM) -f $(MAKESUPPORT_OUTPUTDIR)/exit-with-error
	@cd $(TOPDIR) && $(MAKE) $(MAKE_ARGS) -f make/RunTests.gmk run-test \
	TEST="$(TEST)"

	all: run-test-prebuilt

	.PHONY: default all