kBuild/tools/GXX64.kmk

   1 # $Id$
   2 ## @file
   3 # kBuild Tool Config - Generic 64-bit GCC v3.2.x or later using the system GCC, for building C++ code.
   4 #
   5
   6 #
   7 # Copyright (c) 2004-2017 knut st. osmundsen <bird-kBuild-spam-xviiv@anduin.net>
   8 #
   9 # This file is part of kBuild.
  10 #
  11 # kBuild is free software; you can redistribute it and/or modify
  12 # it under the terms of the GNU General Public License as published by
  13 # the Free Software Foundation; either version 2 of the License, or
  14 # (at your option) any later version.
  15 #
  16 # kBuild is distributed in the hope that it will be useful,
  17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 # GNU General Public License for more details.
  20 #
  21 # You should have received a copy of the GNU General Public License
  22 # along with kBuild; if not, write to the Free Software
  23 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  24 #
  25 #
  26 # As a special exception you are granted permission to include this file, via
  27 # the kmk include directive, as you wish without this in itself causing the
  28 # resulting makefile, program or whatever to be covered by the GPL license.
  29 # This exception does not however invalidate any other reasons why the makefile,
  30 # program, whatever should not be covered the GPL.
  31 #
  32 #
  33
  34 TOOL_GXX64 := Generic 64-bit GCC v3.2.x or later using the system GCC, for building C++ code. \
  35         More or less Linux/ELF specfic.
  36
  37 # Tool Specific Properties
  38 ifndef TOOL_GXX64_PREFIX
  39  TOOL_GXX64_PREFIX  :=
  40 endif
  41 ifndef TOOL_GXX64_SUFFIX
  42  TOOL_GXX64_SUFFIX  := $(HOSTSUFF_EXE)
  43 endif
  44 if1of ($(KBUILD_HOST), solaris)
  45  TOOL_GXX64_PREFIX2 ?= g
  46 else
  47  TOOL_GXX64_PREFIX2 ?=
  48 endif
  49 TOOL_GXX64_SUFFIX2  ?= $(HOSTSUFF_EXE)
  50 TOOL_GXX64_PREFIX3  ?=
  51 TOOL_GXX64_SUFFIX3  ?= $(HOSTSUFF_EXE)
  52 TOOL_GXX64_CC       ?= $(TOOL_GXX64_PREFIX)gcc$(TOOL_GXX64_SUFFIX) -m64
  53 TOOL_GXX64_CXX      ?= $(TOOL_GXX64_PREFIX)g++$(TOOL_GXX64_SUFFIX) -m64
  54 TOOL_GXX64_PCH      ?= $(TOOL_GXX64_CXX)
  55 TOOL_GXX64_AS       ?= $(TOOL_GXX64_PREFIX)gcc$(TOOL_GXX64_SUFFIX) -m64
  56 TOOL_GXX64_AR       ?= $(TOOL_GXX64_PREFIX2)ar$(TOOL_GXX64_SUFFIX2)
  57 TOOL_GXX64_LD       ?= $(TOOL_GXX64_PREFIX)g++$(TOOL_GXX64_SUFFIX) -m64
  58 if1of ($(KBUILD_HOST), solaris)
  59  TOOL_GXX64_LD_SYSMOD ?= $(TOOL_GXX64_PREFIX3)ld$(TOOL_GXX64_SUFFIX3)
  60 else
  61  TOOL_GXX64_LD_SYSMOD ?= $(TOOL_GXX64_PREFIX2)ld$(TOOL_GXX64_SUFFIX2)
  62 endif
  63 ifndef TOOL_GXX64_LDFLAGS.$(KBUILD_TARGET)
  64  TOOL_GXX64_LDFLAGS.dll ?= -shared
  65 else
  66  TOOL_GXX64_LDFLAGS.dll ?= $(TOOL_GXX64_LDFLAGS.$(KBUILD_TARGET))
  67 endif
  68 TOOL_GXX64_LDFLAGS.sysmod ?= -r -m elf_x86_64$(if-expr "$(KBUILD_TARGET)" == "freebsd" || "$(KBUILD_TARGET)" == "gnukfbsd",_fbsd,)
  69 TOOL_GXX64_LD_SONAME ?= -Wl,-soname=$(firstword $($(1)_SONAME.$(KBUILD_TARGET).$(KBUILD_TYPE)) $($(1)_SONAME.$(KBUILD_TARGET)) $($(1)_SONAME.$(KBUILD_TYPE)) $($(1)_SONAME) $(notdir $(2)))
  70 ifeq ($(KBUILD_TARGET),os2)
  71  TOOL_GXX64_LD_MAP ?= -Zmap=$(1)
  72 else
  73  TOOL_GXX64_LD_MAP ?=
  74 endif
  75 ifeq ($(KBUILD_TARGET),os2)
  76  TOOL_GXX64_LD_SYSMOD_MAP ?= -Zmap=$(1)
  77 else
  78  TOOL_GXX64_LD_SYSMOD_MAP ?=
  79 endif
  80 TOOL_GXX64_OBJCOPY ?= $(TOOL_GXX64_PREFIX2)objcopy$(TOOL_GXX64_SUFFIX2)
  81
  82 # General Properties used by kBuild
  83 TOOL_GXX64_COBJSUFF         ?= .o
  84 TOOL_GXX64_CFLAGS           ?=
  85 TOOL_GXX64_CFLAGS.debug     ?= -g
  86 TOOL_GXX64_CFLAGS.profile   ?= -O2 #-g -pg
  87 TOOL_GXX64_CFLAGS.release   ?= -O2
  88 TOOL_GXX64_CINCS            ?=
  89 TOOL_GXX64_CDEFS            ?=
  90
  91 TOOL_GXX64_CXXOBJSUFF       ?= .o
  92 TOOL_GXX64_CXXFLAGS         ?=
  93 TOOL_GXX64_CXXFLAGS.debug   ?= -g
  94 TOOL_GXX64_CXXFLAGS.profile ?= -O2 #-g -pg
  95 TOOL_GXX64_CXXFLAGS.release ?= -O2
  96 TOOL_GXX64_CXXINCS          ?=
  97 TOOL_GXX64_CXXDEFS          ?=
  98
  99 TOOL_GXX64_PCHOBJSUFF       ?= .h.gch
 100 TOOL_GXX64_PCHFLAGS         ?= $(TOOL_GXX64_CXXFLAGS)
 101 TOOL_GXX64_PCHFLAGS.debug   ?= $(TOOL_GXX64_CXXFLAGS.debug)
 102 TOOL_GXX64_PCHFLAGS.profile ?= $(TOOL_GXX64_CXXFLAGS.profile)
 103 TOOL_GXX64_PCHFLAGS.release ?= $(TOOL_GXX64_CXXFLAGS.release)
 104 TOOL_GXX64_PCHINCS          ?= $(TOOL_GXX64_CXXINCS)
 105 TOOL_GXX64_PCHDEFS          ?= $(TOOL_GXX64_CXXDEFS)
 106
 107 TOOL_GXX64_ASFLAGS          ?= -x assembler-with-cpp
 108 TOOL_GXX64_ASFLAGS.debug    ?= -g
 109 TOOL_GXX64_ASFLAGS.profile  ?= -g
 110 TOOL_GXX64_ASOBJSUFF        ?= .o
 111
 112 TOOL_GXX64_ARFLAGS          ?= cr
 113 TOOL_GXX64_ARLIBSUFF        ?= .a
 114
 115 TOOL_GXX64_LDFLAGS          ?=
 116 TOOL_GXX64_LDFLAGS.debug    ?= -g
 117 TOOL_GXX64_LDFLAGS.profile  ?= -g
 118
 119
 120 ## Compile C source.
 121 # @param    $(target)   Normalized main target name.
 122 # @param    $(source)   Source filename (relative).
 123 # @param    $(obj)      Object file name. This shall be (re)created by the compilation.
 124 # @param    $(dep)          Dependcy file. This shall be (re)created by the compilation.
 125 # @param    $(flags)    Flags.
 126 # @param    $(defs)     Definitions. No -D or something.
 127 # @param    $(incs)     Includes. No -I or something.
 128 # @param    $(dirdep)   Directory creation dependency.
 129 # @param    $(deps)             Other dependencies.
 130 #
 131 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 132 # @param    $(objsuff)  Object suffix.
 133 TOOL_GXX64_COMPILE_C_DEPEND =
 134 TOOL_GXX64_COMPILE_C_DEPORD =
 135 TOOL_GXX64_COMPILE_C_OUTPUT         = $(if-expr "$(use_objcache)" != "",$(outbase).i,)
 136 TOOL_GXX64_COMPILE_C_USES_KOBJCACHE = $(if-expr "$(use_objcache)" != "",1,)
 137 define TOOL_GXX64_COMPILE_C_CMDS
 138 if "$(use_objcache)" != ""
 139         $(QUIET)$(KOBJCACHE) -f $(outbase).koc -d $(PATH_OBJCACHE) -t $(bld_trg).$(bld_trg_arch) -p\
 140                 --kObjCache-cpp $(outbase).i\
 141                 $(TOOL_GXX64_CC) -E -o -\
 142                 $(flags) $(qaddprefix sh,-I, $(incs)) $(qaddprefix sh,-D, $(defs))\
 143                 -Wp,-MD,$(dep) -Wp,-MT,$(obj) -Wp,-MP\
 144                 $(abspath $(source))\
 145                 --kObjCache-cc $(obj)\
 146                 $(TOOL_GXX64_CC) -c\
 147                 $(flags) -fpreprocessed -x c\
 148                 -o $(obj)\
 149                 -
 150 else
 151         $(QUIET)$(TOOL_GXX64_CC) -c\
 152                 $(flags) $(qaddprefix sh,-I, $(incs)) $(qaddprefix sh,-D, $(defs))\
 153                 -Wp,-MD,$(dep) -Wp,-MT,$(obj) -Wp,-MP\
 154                 -o $(obj)\
 155                 $(abspath $(source))
 156 endif
 157         $(QUIET)$(APPEND) -n "$(dep)" "" "$(source):" ""
 158 endef
 159
 160
 161 ## Compile C++ source.
 162 # @param    $(target)   Normalized main target name.
 163 # @param    $(source)   Source filename (relative).
 164 # @param    $(obj)      Object file name. This shall be (re)created by the compilation.
 165 # @param    $(dep)      Dependcy file. This shall be (re)created by the compilation.
 166 # @param    $(flags)    Flags.
 167 # @param    $(defs)     Definitions. No -D or something.
 168 # @param    $(incs)     Includes. No -I or something.
 169 # @param    $(dirdep)   Directory creation dependency.
 170 # @param    $(deps)     Other dependencies.
 171 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 172 # @param    $(objsuff)  Object suffix.
 173 TOOL_GXX64_COMPILE_CXX_OUTPUT         = $(if-expr "$(use_objcache)" != "",$(outbase).ii,)
 174 TOOL_GXX64_COMPILE_CXX_DEPEND         = $($(target)_1_GCC_PCH_FILE)
 175 TOOL_GXX64_COMPILE_CXX_DEPORD         =
 176 TOOL_GXX64_COMPILE_CXX_USES_KOBJCACHE = $(if-expr "$(use_objcache)" != "",1,)
 177 define TOOL_GXX64_COMPILE_CXX_CMDS
 178 if "$(use_objcache)" != ""
 179         $(QUIET)$(KOBJCACHE) -f $(outbase).koc -d $(PATH_OBJCACHE) -t $(bld_trg).$(bld_trg_arch) -p\
 180                 --kObjCache-cpp $(outbase).ii\
 181                 $(TOOL_GXX64_CXX) -E -o - $(if-expr defined($(target)_PCH_HDR)\
 182                 ,-fpch-preprocess -Winvalid-pch -I$($(target)_1_GCC_PCH_DIR) -include $(basename $($(target)_1_GCC_PCH_FILE)),)\
 183                 $(flags) $(qaddprefix sh,-I, $(incs)) $(qaddprefix sh,-D, $(defs))\
 184                 -Wp,-MD,$(dep) -Wp,-MT,$(obj) -Wp,-MP\
 185                 $(abspath $(source))\
 186                 --kObjCache-cc $(obj)\
 187                 $(TOOL_GXX64_CXX) -c\
 188                 $(flags) -fpreprocessed $(if-expr defined($(target)_PCH_HDR),-fpch-preprocess,) -x c++\
 189                 -o $(obj)\
 190                 -
 191 else
 192         $(QUIET)$(TOOL_GXX64_CXX) -c\
 193                 $(flags) $(qaddprefix sh,-I, $($(target)_1_GCC_PCH_DIR) $(incs)) $(qaddprefix sh,-D, $(defs))\
 194                 -Wp,-MD,$(dep) -Wp,-MT,$(obj) -Wp,-MP\
 195                 -o $(obj) $(if-expr defined($(target)_PCH_HDR) \
 196                 ,-Winvalid-pch -include $(basename $($(target)_1_GCC_PCH_FILE)),) \
 197                 $(abspath $(source))
 198 endif
 199         $(QUIET)$(APPEND) -n "$(dep)" "" "$(source):" ""
 200 endef
 201
 202
 203 ## Precompile C++ header.
 204 # @param    $(target)   Normalized main target name.
 205 # @param    $(source)   Source filename (relative).
 206 # @param    $(obj)      Object file name. This shall be (re)created by the compilation.
 207 # @param    $(dep)          Dependcy file. This shall be (re)created by the compilation.
 208 # @param    $(flags)    Flags.
 209 # @param    $(defs)     Definitions. No -D or something.
 210 # @param    $(incs)     Includes. No -I or something.
 211 # @param    $(dirdep)   Directory creation dependency.
 212 # @param    $(deps)             Other dependencies.
 213 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 214 # @param    $(objsuff)  Object suffix.
 215 TOOL_GXX64_COMPILE_PCH_OUTPUT = $($(target)_1_GCC_PCH_FILE)
 216 TOOL_GXX64_COMPILE_PCH_DEPEND =
 217 TOOL_GXX64_COMPILE_PCH_DEPORD = $($(target)_1_GCC_PCH_DIR)
 218 define TOOL_GXX64_COMPILE_PCH_CMDS
 219         $(QUIET)$(TOOL_GXX64_PCH) -c\
 220                 $(flags) $(qaddprefix sh,-I, $($(target)_1_GCC_PCH_DIR) $(incs)) $(qaddprefix sh,-D, $(defs))\
 221                 -Wp,-MD,$(dep) -Wp,-MT,$(obj) -Wp,-MP\
 222                 -o $(obj)\
 223                 $(abspath $(source))
 224         $(INSTALL) --hard-link-files-when-possible -m 0644 -- "$(obj)" "$($(target)_1_GCC_PCH_FILE)"
 225         $(QUIET)$(APPEND) -n "$(dep)" "" "$(source):" ""
 226 endef
 227
 228
 229 ## Compile Assembly source.
 230 # @param    $(target)   Normalized main target name.
 231 # @param    $(source)   Source filename (relative).
 232 # @param    $(obj)      Object file name. This shall be (re)created by the compilation.
 233 # @param    $(dep)      Dependcy file. This shall be (re)created by the compilation.
 234 # @param    $(flags)    Flags.
 235 # @param    $(defs)     Definitions. No -D or something.
 236 # @param    $(incs)     Includes. No -I or something.
 237 # @param    $(dirdep)   Directory creation dependency.
 238 # @param    $(deps)     Other dependencies.
 239 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 240 # @param    $(objsuff)  Object suffix.
 241 #
 242 TOOL_GXX64_COMPILE_AS_OUTPUT =
 243 TOOL_GXX64_COMPILE_AS_DEPEND =
 244 TOOL_GXX64_COMPILE_AS_DEPORD =
 245 define TOOL_GXX64_COMPILE_AS_CMDS
 246         $(QUIET)$(TOOL_GXX64_AS) -c\
 247                 $(flags) $(qaddprefix sh,-I, $(incs)) $(qaddprefix sh,-D, $(defs))\
 248                 -Wp,-MD,$(dep) -Wp,-MT,$(obj) -Wp,-MP\
 249                 -o $(obj)\
 250                 $(abspath $(source))
 251         $(QUIET)$(APPEND) -n "$(dep)" "" "$(source):" ""
 252 endef
 253
 254
 255 ## Link library
 256 # @param    $(target)   Normalized main target name.
 257 # @param    $(out)              Library name.
 258 # @param    $(objs)     Object files to put in the library.
 259 # @param    $(flags)    Flags.
 260 # @param    $(dirdep)   Directory creation dependency.
 261 # @param    $(deps)             Other dependencies.
 262 # @param    $(othersrc) Unhandled sources.
 263 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 264 TOOL_GXX64_LINK_LIBRARY_OUTPUT = $(out).ar-script
 265 TOOL_GXX64_LINK_LIBRARY_DEPEND = $(othersrc)
 266 TOOL_GXX64_LINK_LIBRARY_DEPORD =
 267 define TOOL_GXX64_LINK_LIBRARY_CMDS
 268         $(QUIET)$(APPEND) $(out).ar-script 'CREATE $(out)'
 269         $(QUIET)$(APPEND) -n $(out).ar-script \
 270                 $(foreach o,$(filter-out %.h.gch,$(objs)), 'ADDMOD $(o)') \
 271                 $(foreach o,$(othersrc), 'ADDLIB $(o)')
 272         $(QUIET)$(APPEND) $(out).ar-script 'SAVE'
 273         $(QUIET)$(APPEND) $(out).ar-script 'END'
 274         $(QUIET)$(REDIRECT) -rti $(out).ar-script -- $(TOOL_GXX64_AR) -M
 275 endef
 276
 277
 278 ## Link program
 279 # @param    $(target)   Normalized main target name.
 280 # @param    $(out)              Program name.
 281 # @param    $(objs)     Object files to link together.
 282 # @param    $(libs)     Libraries to search.
 283 # @param    $(libpath)  Library search paths.
 284 # @param    $(flags)    Flags.
 285 # @param    $(dirdep)   Directory creation dependency.
 286 # @param    $(deps)             Other dependencies.
 287 # @param    $(othersrc) Unhandled sources.
 288 # @param    $(custom_pre)   Custom step invoked before linking.
 289 # @param    $(custom_post)  Custom step invoked after linking.
 290 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 291 TOOL_GXX64_LINK_PROGRAM_OUTPUT =
 292 TOOL_GXX64_LINK_PROGRAM_OUTPUT_MAYBE = $(outbase).map
 293 TOOL_GXX64_LINK_PROGRAM_OUTPUT_DEBUG = $(outbase).debug
 294 TOOL_GXX64_LINK_PROGRAM_DEBUG_INSTALL_FN = $(2).debug=>$(basename $(3)).debug
 295 TOOL_GXX64_LINK_PROGRAM_DEPEND = $(foreach lib,$(libs),$(if $(findstring $(lib),$(subst /,x,$(lib))),, $(lib)))
 296 TOOL_GXX64_LINK_PROGRAM_DEPORD =
 297 define TOOL_GXX64_LINK_PROGRAM_CMDS
 298         $(QUIET)$(TOOL_GXX64_LD) $(flags) -o $(out) $(filter-out %.h.gch,$(objs))\
 299                 $(foreach p,$(libpath), -L$(p))\
 300                 $(foreach lib,$(libs), $(if $(findstring $(lib),$(subst /,x,$(lib))), -l$(patsubst lib%,%,$(lib)), $(lib)))\
 301                 $(call TOOL_GXX64_LD_MAP,$(outbase).map)
 302  ifeq ($(ld_debug),split)
 303         $(QUIET)$(TOOL_GXX64_OBJCOPY) --only-keep-debug $(out) $(outbase).debug
 304         $(QUIET)$(CHMOD) a-x $(outbase).debug
 305         $(QUIET)$(TOOL_GXX64_OBJCOPY) --strip-debug --strip-unneeded --add-gnu-debuglink=$(outbase).debug $(out)
 306  endif
 307 endef
 308
 309
 310 ## Link DLL
 311 # @param    $(target)   Normalized main target name.
 312 # @param    $(out)              Program name.
 313 # @param    $(objs)     Object files to link together.
 314 # @param    $(libs)     Libraries to search.
 315 # @param    $(libpath)  Library search paths.
 316 # @param    $(flags)    Flags.
 317 # @param    $(dirdep)   Directory creation dependency.
 318 # @param    $(deps)             Other dependencies.
 319 # @param    $(othersrc) Unhandled sources.
 320 # @param    $(custom_pre)   Custom step invoked before linking.
 321 # @param    $(custom_post)  Custom step invoked after linking.
 322 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 323 TOOL_GXX64_LINK_DLL_OUTPUT =
 324 TOOL_GXX64_LINK_DLL_OUTPUT_MAYBE = $(outbase).map
 325 TOOL_GXX64_LINK_DLL_OUTPUT_DEBUG = $(outbase).debug
 326 TOOL_GXX64_LINK_DLL_DEBUG_INSTALL_FN = $(2).debug=>$(basename $(3)).debug
 327 TOOL_GXX64_LINK_DLL_DEPEND = $(foreach lib,$(libs),$(if $(findstring $(lib),$(subst /,x,$(lib))),, $(lib)))
 328 TOOL_GXX64_LINK_DLL_DEPORD =
 329 define TOOL_GXX64_LINK_DLL_CMDS
 330         $(QUIET)$(TOOL_GXX64_LD) $(TOOL_GXX64_LDFLAGS.dll) $(flags) -o $(out)\
 331                 $(if $(filter-out win os2, $(KBUILD_TARGET)),$(call TOOL_GXX64_LD_SONAME,$(target),$(out)))\
 332                 $(filter-out %.h.gch,$(objs))\
 333                 $(foreach p,$(libpath), -L$(p))\
 334                 $(foreach lib,$(libs), $(if $(findstring $(lib),$(subst /,x,$(lib))), -l$(patsubst lib%,%,$(lib)), $(lib)))\
 335                 $(call TOOL_GXX64_LD_MAP,$(outbase).map)
 336  ifeq ($(ld_debug),split)
 337         $(QUIET)$(TOOL_GXX64_OBJCOPY) --only-keep-debug $(out) $(outbase).debug
 338         $(QUIET)$(CHMOD) a-x $(outbase).debug
 339         $(QUIET)$(TOOL_GXX64_OBJCOPY) --strip-debug --strip-unneeded --add-gnu-debuglink=$(outbase).debug $(out)
 340  endif
 341 endef
 342
 343
 344 ## Link system module (windows aka driver, linux aka kernel module)
 345 # @param    $(target)   Normalized main target name.
 346 # @param    $(out)              System module name.
 347 # @param    $(objs)     Object files to link together.
 348 # @param    $(libs)     Libraries to search.
 349 # @param    $(libpath)  Library search paths.
 350 # @param    $(flags)    Flags.
 351 # @param    $(dirdep)   Directory creation dependency.
 352 # @param    $(deps)             Other dependencies.
 353 # @param    $(othersrc) Unhandled sources.
 354 # @param    $(custom_pre)   Custom step invoked before linking.
 355 # @param    $(custom_post)  Custom step invoked after linking.
 356 # @param    $(outbase)  Output basename (full). Use this for list files and such.
 357 TOOL_GXX64_LINK_SYSMOD_OUTPUT =
 358 TOOL_GXX64_LINK_SYSMOD_OUTPUT_MAYBE = $(outbase).map
 359 TOOL_GXX64_LINK_SYSMOD_OUTPUT_DEBUG = $(outbase).debug
 360 TOOL_GXX64_LINK_SYSMOD_DEBUG_INSTALL_FN = $(2).debug=>$(basename $(3)).debug
 361 TOOL_GXX64_LINK_SYSMOD_DEPEND = $(foreach lib,$(libs),$(if $(findstring $(lib),$(subst /,x,$(lib))),, $(lib)))
 362 TOOL_GXX64_LINK_SYSMOD_DEPORD =
 363 define TOOL_GXX64_LINK_SYSMOD_CMDS
 364         $(QUIET)$(TOOL_GXX64_LD_SYSMOD) $(TOOL_GXX64_LDFLAGS.sysmod) $(flags) -o $(out) $(filter-out %.h.gch,$(objs))\
 365                 $(foreach p,$(libpath), -L$(p))\
 366                 $(foreach lib,$(libs), $(if $(findstring $(lib),$(subst /,x,$(lib))), -l$(patsubst lib%,%,$(lib)), $(lib)))\
 367                 $(call TOOL_GXX64_LD_SYSMOD_MAP,$(outbase).map)
 368  ifeq ($(ld_debug),split)
 369         $(QUIET)$(TOOL_GXX64_OBJCOPY) --only-keep-debug $(out) $(outbase).debug
 370         $(QUIET)$(CHMOD) a-x $(outbase).debug
 371         $(QUIET)$(TOOL_GXX64_OBJCOPY) --strip-debug --strip-unneeded --add-gnu-debuglink=$(outbase).debug $(out)
 372  endif
 373 endef
 374