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and/or its affiliates. All rights reserved.
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0N/A# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A# version 2 for more details (a copy is included in the LICENSE file that
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0N/A#
top.make is included in the Makefile in the build directories.
0N/A# It DOES NOT include the vm dependency info in order to be faster.
0N/A# Its main job is to implement the incremental form of make lists.
0N/A# It assumes the following flags are set:
0N/A# CFLAGS Platform_file, Src_Dirs_I, Src_Dirs_V, SYSDEFS, AOUT, Jvm_Obj_Files
0N/A# -- D. Ungar (5/97) from a file by Bill Bush
# Don't override the built-in $(MAKE).
# Instead, use "gmake" (or "gnumake") from the command line. --Rose
Plat_File = $(Platform_file)
AD_Dir = $(GENERATED)/adfiles
AD_Spec = $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad)
AD_Names = ad_$(Platform_arch_model).hpp ad_$(Platform_arch_model).cpp
AD_Files = $(AD_Names:%=$(AD_Dir)/%)
AD_Files_If_Required = $(AD_Files_If_Required/$(TYPE))
# Wierd argument adjustment for "gnumake -j..."
adjust-mflags = $(GENERATED)/adjust-mflags
MFLAGS-adjusted = -r `$(adjust-mflags) "$(MFLAGS)" "$(HOTSPOT_BUILD_JOBS)"`
# default target: update lists, make vm
# done in stages to force sequential order with parallel make
default: vm_build_preliminaries the_vm
# This is an explicit dependency for the sake of parallel makes.
vm_build_preliminaries: checks $(Cached_plat) $(AD_Files_If_Required) jvmti_stuff sa_stuff
@# We need a null action here, so implicit rules don't get consulted.
$(Cached_plat): $(Plat_File)
$(CDG) cp $(Plat_File) $(Cached_plat)
# make AD files as necessary
ad_stuff: $(Cached_plat) $(adjust-mflags)
# generate JVMTI files from the spec
jvmti_stuff: $(Cached_plat) $(adjust-mflags)
# generate SA jar files and native header
@$(MAKE) -f
sa.make $(MFLAGS-adjusted)
# and the VM: must use other makefile with dependencies included
# We have to go to great lengths to get control over the -jN argument
# to the recursive invocation of
vm.make. The problem is that gnumake
# resets -jN to -j1 for recursive runs. (How helpful.)
# Note that the user must specify the desired parallelism level via a
# command-line or environment variable name HOTSPOT_BUILD_JOBS.
the_vm: vm_build_preliminaries $(adjust-mflags)
@$(MAKE) -f
vm.make $(MFLAGS-adjusted)
# next rules support "make foo.[oi]"
# this should force everything to be rebuilt
rm -f $(GENERATED)/*.class
# just in case it doesn't, this should do it
.PHONY: default vm_build_preliminaries
.PHONY: lists ad_stuff jvmti_stuff sa_stuff the_vm clean realclean
.PHONY: checks check_os_version install