1 #
   2 # Copyright (c) 1998, 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, Jvm_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 GENERATED   = ../generated
  44 VM          = $(GAMMADIR)/src/share/vm
  45 Plat_File   = $(Platform_file)
  46 CDG         = cd $(GENERATED);
  47 
  48 Cached_plat = $(GENERATED)/platform.current
  49 
  50 AD_Dir   = $(GENERATED)/adfiles
  51 ADLC     = $(AD_Dir)/adlc
  52 AD_Spec  = $(call altsrc-replace,$(HS_COMMON_SRC)/cpu/$(Platform_arch)/vm/$(Platform_arch_model).ad)
  53 AD_Src   = $(call altsrc-replace,$(HS_COMMON_SRC)/share/vm/adlc)
  54 AD_Names = ad_$(Platform_arch_model).hpp ad_$(Platform_arch_model).cpp
  55 AD_Files = $(AD_Names:%=$(AD_Dir)/%)
  56 
  57 # AD_Files_If_Required/COMPILER1 = ad_stuff
  58 AD_Files_If_Required/COMPILER2 = ad_stuff
  59 AD_Files_If_Required/TIERED = ad_stuff
  60 AD_Files_If_Required = $(AD_Files_If_Required/$(TYPE))
  61 
  62 # Wierd argument adjustment for "gnumake -j..."
  63 adjust-mflags   = $(GENERATED)/adjust-mflags
  64 # If SPEC is set, it's from configure and it's already controlling concurrency
  65 # for us. Skip setting -j with HOTSPOT_BUILD_JOBS.
  66 ifeq ($(SPEC), )
  67   MFLAGS-adjusted = -r `$(adjust-mflags) "$(MFLAGS)" "$(HOTSPOT_BUILD_JOBS)"`
  68 else
  69   MFLAGS-adjusted = -r $(MFLAGS)
  70 endif
  71 
  72 
  73 # default target: update lists, make vm
  74 # done in stages to force sequential order with parallel make
  75 #
  76 
  77 default: vm_build_preliminaries the_vm
  78         @echo All done.
  79 
  80 # This is an explicit dependency for the sake of parallel makes.
  81 vm_build_preliminaries:  checks $(Cached_plat) $(AD_Files_If_Required) jvmti_stuff trace_stuff dtrace_stuff
  82         @# We need a null action here, so implicit rules don't get consulted.
  83 
  84 $(Cached_plat): $(Plat_File)
  85         $(CDG) $(CP) $(Plat_File) $(Cached_plat)
  86 
  87 # make AD files as necessary
  88 ad_stuff: $(Cached_plat) $(adjust-mflags)
  89         @$(MAKE) -f adlc.make $(MFLAGS-adjusted)
  90 
  91 # generate JVMTI files from the spec
  92 jvmti_stuff: $(Cached_plat) $(adjust-mflags)
  93         @$(MAKE) -f jvmti.make $(MFLAGS-adjusted)
  94 
  95 # generate trace files
  96 trace_stuff: jvmti_stuff $(Cached_plat) $(adjust-mflags)
  97         @$(MAKE) -f trace.make $(MFLAGS-adjusted)
  98 
  99 dtrace_stuff: $(Cached_plat) $(adjust-mflags)
 100         @$(MAKE) -f dtrace.make dtrace_gen_headers $(MFLAGS-adjusted) GENERATED=$(GENERATED)
 101 
 102 # and the VM: must use other makefile with dependencies included
 103 
 104 # We have to go to great lengths to get control over the -jN argument
 105 # to the recursive invocation of vm.make.  The problem is that gnumake
 106 # resets -jN to -j1 for recursive runs.  (How helpful.)
 107 # Note that the user must specify the desired parallelism level via a
 108 # command-line or environment variable name HOTSPOT_BUILD_JOBS.
 109 $(adjust-mflags): $(GAMMADIR)/make/$(Platform_os_family)/makefiles/adjust-mflags.sh
 110         @+rm -f $@ $@+
 111         @+cat $< > $@+
 112         @+chmod +x $@+
 113         @+mv $@+ $@
 114 
 115 the_vm: vm_build_preliminaries $(adjust-mflags)
 116         @$(MAKE) -f vm.make $(MFLAGS-adjusted)
 117 
 118 install: the_vm
 119         @$(MAKE) -f vm.make $@
 120 
 121 # next rules support "make foo.[oi]"
 122 
 123 %.o %.i %.s:
 124         $(MAKE) -f vm.make $(MFLAGS) $@
 125         #$(MAKE) -f vm.make $@
 126 
 127 # this should force everything to be rebuilt
 128 clean:
 129         rm -f $(GENERATED)/*.class
 130         $(MAKE) -f vm.make $(MFLAGS) clean
 131 
 132 # just in case it doesn't, this should do it
 133 realclean:
 134         $(MAKE) -f vm.make $(MFLAGS) clean
 135         rm -fr $(GENERATED)
 136 
 137 .PHONY: default vm_build_preliminaries
 138 .PHONY: lists ad_stuff jvmti_stuff trace_stuff the_vm clean realclean
 139 .PHONY: checks check_os_version install
 140 
 141 .NOTPARALLEL: