make/linux/makefiles/top.make

Wed, 14 Oct 2020 17:44:48 +0800

author
aoqi
date
Wed, 14 Oct 2020 17:44:48 +0800
changeset 9931
fd44df5e3bc3
parent 6876
710a3c8b516e
parent 9858
b985cbb00e68
permissions
-rw-r--r--

Merge

     1 #
     2 # Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
     3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4 #
     5 # This code is free software; you can redistribute it and/or modify it
     6 # under the terms of the GNU General Public License version 2 only, as
     7 # published by the Free Software Foundation.
     8 #
     9 # This code is distributed in the hope that it will be useful, but WITHOUT
    10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12 # version 2 for more details (a copy is included in the LICENSE file that
    13 # accompanied this code).
    14 #
    15 # You should have received a copy of the GNU General Public License version
    16 # 2 along with this work; if not, write to the Free Software Foundation,
    17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18 #
    19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    20 # or visit www.oracle.com if you need additional information or have any
    21 # questions.
    22 #  
    23 #
    25 # top.make is included in the Makefile in the build directories.
    26 # It DOES NOT include the vm dependency info in order to be faster.
    27 # Its main job is to implement the incremental form of make lists.
    28 # It also:
    29 #   -builds and runs adlc via adlc.make
    30 #   -generates JVMTI source and docs via jvmti.make (JSR-163)
    31 #   -generate sa-jdi.jar (JDI binding to core files)
    33 # It assumes the following flags are set:
    34 # CFLAGS Platform_file, Src_Dirs_I, Src_Dirs_V, SYSDEFS, AOUT, Obj_Files
    36 # -- D. Ungar (5/97) from a file by Bill Bush
    38 # Don't override the built-in $(MAKE).
    39 # Instead, use "gmake" (or "gnumake") from the command line.  --Rose
    40 #MAKE = gmake
    42 include $(GAMMADIR)/make/altsrc.make
    44 TOPDIR      = $(shell echo `pwd`)
    45 GENERATED   = $(TOPDIR)/../generated
    46 VM          = $(GAMMADIR)/src/share/vm
    47 Plat_File   = $(Platform_file)
    48 CDG         = cd $(GENERATED); 
    50 ifneq ($(USE_PRECOMPILED_HEADER),0)
    51 UpdatePCH = $(MAKE) -f vm.make $(PRECOMPILED_HEADER) $(MFLAGS) 
    52 else
    53 UpdatePCH = \# precompiled header is not used
    54 endif
    56 Cached_plat = $(GENERATED)/platform.current
    58 AD_Dir   = $(GENERATED)/adfiles
    59 ADLC     = $(AD_Dir)/adlc
    60 AD_Spec  = $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad)
    61 AD_Src   = $(call altsrc-replace,$(HS_COMMON_SRC)/share/vm/adlc)
    62 AD_Names = ad_$(Platform_arch_model).hpp ad_$(Platform_arch_model).cpp
    63 AD_Files = $(AD_Names:%=$(AD_Dir)/%)
    65 # AD_Files_If_Required/COMPILER1 = ad_stuff
    66 AD_Files_If_Required/COMPILER2 = ad_stuff
    67 AD_Files_If_Required/TIERED = ad_stuff
    68 AD_Files_If_Required = $(AD_Files_If_Required/$(TYPE))
    70 # Wierd argument adjustment for "gnumake -j..."
    71 adjust-mflags   = $(GENERATED)/adjust-mflags
    72 MFLAGS-adjusted = -r `$(adjust-mflags) "$(MFLAGS)" "$(HOTSPOT_BUILD_JOBS)"`
    75 # default target: update lists, make vm
    76 # done in stages to force sequential order with parallel make
    77 #
    79 default: vm_build_preliminaries the_vm
    80 	@echo All done.
    82 # This is an explicit dependency for the sake of parallel makes.
    83 vm_build_preliminaries:  checks $(Cached_plat) $(AD_Files_If_Required) jvmti_stuff jfr_stuff sa_stuff
    84 	@# We need a null action here, so implicit rules don't get consulted.
    86 $(Cached_plat): $(Plat_File)
    87 	$(CDG) cp $(Plat_File) $(Cached_plat)
    89 # make AD files as necessary
    90 ad_stuff: $(Cached_plat) $(adjust-mflags)
    91 	@$(MAKE) -f adlc.make $(MFLAGS-adjusted)
    93 # generate JVMTI files from the spec
    94 jvmti_stuff: $(Cached_plat) $(adjust-mflags)
    95 	@$(MAKE) -f jvmti.make $(MFLAGS-adjusted)
    97 # generate JFR stuff
    98 jfr_stuff:  $(Cached_plat) $(adjust-mflags)
    99 	@$(MAKE) -f jfr.make $(MFLAGS-adjusted)
   101 # generate SA jar files and native header
   102 sa_stuff:
   103 	@$(MAKE) -f sa.make $(MFLAGS-adjusted)
   105 # and the VM: must use other makefile with dependencies included
   107 # We have to go to great lengths to get control over the -jN argument
   108 # to the recursive invocation of vm.make.  The problem is that gnumake
   109 # resets -jN to -j1 for recursive runs.  (How helpful.)
   110 # Note that the user must specify the desired parallelism level via a
   111 # command-line or environment variable name HOTSPOT_BUILD_JOBS.
   112 $(adjust-mflags): $(GAMMADIR)/make/$(Platform_os_family)/makefiles/adjust-mflags.sh
   113 	@+rm -f $@ $@+
   114 	@+cat $< > $@+
   115 	@+chmod +x $@+
   116 	@+mv $@+ $@
   118 the_vm: vm_build_preliminaries $(adjust-mflags)
   119 	@$(UpdatePCH)
   120 	@$(MAKE) -f vm.make $(MFLAGS-adjusted)
   122 install gamma: the_vm
   123 	@$(MAKE) -f vm.make $@
   125 # next rules support "make foo.[ois]"
   127 %.o %.i %.s:
   128 	$(UpdatePCH) 
   129 	$(MAKE) -f vm.make $(MFLAGS) $@
   130 	#$(MAKE) -f vm.make $@
   132 # this should force everything to be rebuilt
   133 clean: 
   134 	rm -f $(GENERATED)/*.class
   135 	$(MAKE) -f vm.make $(MFLAGS) clean
   137 # just in case it doesn't, this should do it
   138 realclean:
   139 	$(MAKE) -f vm.make $(MFLAGS) clean
   140 	rm -fr $(GENERATED)
   142 .PHONY: default vm_build_preliminaries
   143 .PHONY: lists ad_stuff jvmti_stuff sa_stuff the_vm clean realclean
   144 .PHONY: checks check_os_version install

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