1 #
   2 # Copyright (c) 1999, 2014, 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 #
  24 
  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 
  32 # It assumes the following flags are set:
  33 # CFLAGS Platform_file, Src_Dirs_I, Src_Dirs_V, SYSDEFS, AOUT, Obj_Files
  34 
  35 # -- D. Ungar (5/97) from a file by Bill Bush
  36 
  37 # Don't override the built-in $(MAKE).
  38 # Instead, use "gmake" (or "gnumake") from the command line.  --Rose
  39 #MAKE = gmake
  40 
  41 include $(GAMMADIR)/make/altsrc.make
  42 
  43 TOPDIR      = $(shell echo `pwd`)
  44 GENERATED   = $(TOPDIR)/../generated
  45 VM          = $(GAMMADIR)/src/share/vm
  46 Plat_File   = $(Platform_file)
  47 CDG         = cd $(GENERATED);
  48 
  49 ifneq ($(USE_PRECOMPILED_HEADER),0)
  50 UpdatePCH = $(MAKE) -f vm.make $(PRECOMPILED_HEADER) $(MFLAGS)
  51 else
  52 UpdatePCH = \# precompiled header is not used
  53 endif
  54 
  55 Cached_plat = $(GENERATED)/platform.current
  56 
  57 AD_Dir   = $(GENERATED)/adfiles
  58 ADLC     = $(AD_Dir)/adlc
  59 AD_Spec  = $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad)
  60 AD_Src   = $(call altsrc-replace,$(HS_COMMON_SRC)/share/vm/adlc)
  61 AD_Names = ad_$(Platform_arch_model).hpp ad_$(Platform_arch_model).cpp
  62 AD_Files = $(AD_Names:%=$(AD_Dir)/%)
  63 
  64 # AD_Files_If_Required/COMPILER1 = ad_stuff
  65 AD_Files_If_Required/COMPILER2 = ad_stuff
  66 AD_Files_If_Required/TIERED = ad_stuff
  67 AD_Files_If_Required = $(AD_Files_If_Required/$(TYPE))
  68 
  69 # Wierd argument adjustment for "gnumake -j..."
  70 adjust-mflags   = $(GENERATED)/adjust-mflags
  71 # If SPEC is set, it's from configure and it's already controlling concurrency
  72 # for us. Skip setting -j with HOTSPOT_BUILD_JOBS.
  73 ifeq ($(SPEC), )
  74   MFLAGS-adjusted = -r `$(adjust-mflags) "$(MFLAGS)" "$(HOTSPOT_BUILD_JOBS)"`
  75 else
  76   MFLAGS-adjusted = -r $(MFLAGS)
  77 endif
  78 
  79 
  80 # default target: update lists, make vm
  81 # done in stages to force sequential order with parallel make
  82 #
  83 
  84 default: vm_build_preliminaries the_vm
  85         @echo All done.
  86 
  87 # This is an explicit dependency for the sake of parallel makes.
  88 vm_build_preliminaries:  checks $(Cached_plat) $(AD_Files_If_Required) trace_stuff jvmti_stuff dtrace_stuff
  89         @# We need a null action here, so implicit rules don't get consulted.
  90 
  91 $(Cached_plat): $(Plat_File)
  92         $(CDG) $(CP) $(Plat_File) $(Cached_plat)
  93 
  94 # make AD files as necessary
  95 ad_stuff: $(Cached_plat) $(adjust-mflags)
  96         @$(MAKE) -f adlc.make $(MFLAGS-adjusted)
  97 
  98 # generate JVMTI files from the spec
  99 jvmti_stuff: $(Cached_plat) $(adjust-mflags)
 100         @$(MAKE) -f jvmti.make $(MFLAGS-adjusted)
 101 
 102 # generate trace files
 103 trace_stuff: jvmti_stuff $(Cached_plat) $(adjust-mflags)
 104         @$(MAKE) -f trace.make $(MFLAGS-adjusted)
 105 
 106 dtrace_stuff: $(Cached_plat) $(adjust-mflags)
 107         @$(MAKE) -f dtrace.make dtrace_gen_headers $(MFLAGS-adjusted) GENERATED=$(GENERATED)
 108 
 109 # and the VM: must use other makefile with dependencies included
 110 
 111 # We have to go to great lengths to get control over the -jN argument
 112 # to the recursive invocation of vm.make.  The problem is that gnumake
 113 # resets -jN to -j1 for recursive runs.  (How helpful.)
 114 # Note that the user must specify the desired parallelism level via a
 115 # command-line or environment variable name HOTSPOT_BUILD_JOBS.
 116 $(adjust-mflags): $(GAMMADIR)/make/$(Platform_os_family)/makefiles/adjust-mflags.sh
 117         @+rm -f $@ $@+
 118         @+cat $< > $@+
 119         @+chmod +x $@+
 120         @+mv $@+ $@
 121 
 122 the_vm: vm_build_preliminaries $(adjust-mflags)
 123         +@$(UpdatePCH)
 124         @$(MAKE) -f vm.make $(MFLAGS-adjusted)
 125 
 126 install: the_vm
 127         @$(MAKE) -f vm.make $@
 128 
 129 # next rules support "make foo.[ois]"
 130 
 131 %.o %.i %.s:
 132         +$(UpdatePCH)
 133         $(MAKE) -f vm.make $(MFLAGS) $@
 134         #$(MAKE) -f vm.make $@
 135 
 136 # this should force everything to be rebuilt
 137 clean:
 138         rm -f $(GENERATED)/*.class
 139         $(MAKE) -f vm.make $(MFLAGS) clean
 140 
 141 # just in case it doesn't, this should do it
 142 realclean:
 143         $(MAKE) -f vm.make $(MFLAGS) clean
 144         rm -fr $(GENERATED)
 145 
 146 .PHONY: default vm_build_preliminaries
 147 .PHONY: lists ad_stuff jvmti_stuff the_vm clean realclean
 148 .PHONY: checks check_os_version install
 149 
 150 .NOTPARALLEL: