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425ce2edb9
* configure.in: Handle --enable-multi-arch. * elf/dl-runtime.c (_dl_fixup): Handle STT_GNU_IFUNC. (_dl_fixup_profile): Likewise. * elf/do-lookup.c (dl_lookup_x): Likewise. * sysdeps/x86_64/dl-machine.h: Handle STT_GNU_IFUNC. * elf/elf.h (STT_GNU_IFUNC): Define. * include/libc-symbols.h (libc_ifunc): Define. * sysdeps/x86_64/cacheinfo.c: If USE_MULTIARCH is defined, use the framework in init-arch.h to get CPUID values. * sysdeps/x86_64/multiarch/Makefile: New file. * sysdeps/x86_64/multiarch/init-arch.c: New file. * sysdeps/x86_64/multiarch/init-arch.h: New file. * sysdeps/x86_64/multiarch/sched_cpucount.c: New file. * config.make.in (experimental-malloc): Define. * configure.in: Handle --enable-experimental-malloc. * malloc/Makefile: Handle experimental-malloc flag. * malloc/malloc.c: Implement PER_THREAD and ATOMIC_FASTBINS features. * malloc/arena.c: Likewise. * malloc/hooks.c: Likewise. * malloc/malloc.h: Define M_ARENA_TEST and M_ARENA_MAX.
153 lines
4.6 KiB
Makefile
153 lines
4.6 KiB
Makefile
# Copyright (C) 1991-1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007, 2009
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# Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, write to the Free
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# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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# 02111-1307 USA.
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#
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# Makefile for malloc routines
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#
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subdir := malloc
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all:
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dist-headers := malloc.h
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headers := $(dist-headers) obstack.h mcheck.h
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tests := mallocbug tst-malloc tst-valloc tst-calloc tst-obstack \
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tst-mallocstate tst-mcheck tst-mallocfork tst-trim1
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test-srcs = tst-mtrace
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distribute = thread-m.h mtrace.pl mcheck-init.c stackinfo.h memusage.h \
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memusage.sh memusagestat.c tst-mtrace.sh arena.c hooks.c
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# Things which get pasted together into gmalloc.c.
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gmalloc-routines := malloc morecore
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# Things to include in the standalone distribution.
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dist-routines = $(gmalloc-routines) mcheck mtrace
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routines = $(dist-routines) obstack
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install-lib := libmcheck.a
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non-lib.a := libmcheck.a
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# Additional library.
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extra-libs = libmemusage
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extra-libs-others = $(extra-libs)
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libmemusage-routines = memusage
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libmemusage-inhibit-o = $(filter-out .os,$(object-suffixes))
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# These should be removed by `make clean'.
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extra-objs = mcheck-init.o libmcheck.a
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# Include the cleanup handler.
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aux := set-freeres thread-freeres
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include ../Makeconfig
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CPPFLAGS-memusagestat = -DNOT_IN_libc
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# The Perl script to analyze the output of the mtrace functions.
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ifneq ($(PERL),no)
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install-bin-script = mtrace
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generated = mtrace
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# The Perl script will print addresses and to do this nicely we must know
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# whether we are on a 32 or 64 bit machine.
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ifneq ($(findstring wordsize-32,$(config-sysdirs)),)
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address-width=10
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else
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address-width=18
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endif
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endif
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# Unless we get a test for the availability of libgd which also works
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# for cross-compiling we disable the memusagestat generation in this
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# situation.
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ifneq ($(cross-compiling),yes)
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# If the gd library is available we build the `memusagestat' program.
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ifneq ($(LIBGD),no)
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others: $(objpfx)memusage
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install-bin = memusagestat
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install-bin-script += memusage
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generated += memusagestat memusage
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extra-objs += memusagestat.o
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# The configure.in check for libgd and its headers did not use $SYSINCLUDES.
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# The directory specified by --with-headers usually contains only the basic
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# kernel interface headers, not something like libgd. So the simplest thing
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# is to presume that the standard system headers will be ok for this file.
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$(objpfx)memusagestat.o: sysincludes = # nothing
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endif
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endif
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# Another goal which can be used to override the configure decision.
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.PHONY: do-memusagestat
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do-memusagestat: $(objpfx)memusagestat
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memusagestat-modules = memusagestat
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$(objpfx)memusagestat: $(memusagestat-modules:%=$(objpfx)%.o)
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$(LINK.o) -o $@ $^ $(libgd-LDFLAGS) -lgd -lpng -lz -lm
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include ../Rules
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CFLAGS-mcheck-init.c = $(PIC-ccflag)
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$(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
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-rm -f $@
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$(patsubst %/,cd % &&,$(objpfx)) \
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$(LN_S) $(<F) $(@F)
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lib: $(objpfx)libmcheck.a
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ifeq (no,$(cross-compiling))
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ifeq (yes,$(build-shared))
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ifneq ($(PERL),no)
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tests: $(objpfx)tst-mtrace.out
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$(objpfx)tst-mtrace.out: tst-mtrace.sh $(objpfx)tst-mtrace
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$(SHELL) -e $< $(common-objpfx)
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endif
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endif
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endif
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tst-mcheck-ENV = MALLOC_CHECK_=3
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ifeq ($(experimental-malloc),yes)
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CPPFLAGS-malloc.c += -DPER_THREAD -DATOMIC_FASTBINS
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endif
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# Uncomment this for test releases. For public releases it is too expensive.
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#CPPFLAGS-malloc.o += -DMALLOC_DEBUG=1
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sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
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$(objpfx)mtrace: mtrace.pl
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rm -f $@.new
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sed -e 's|@PERL@|$(PERL)|' -e 's|@XXX@|$(address-width)|' \
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-e 's|@VERSION@|$(version)|' $^ > $@.new \
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&& rm -f $@ && mv $@.new $@ && chmod +x $@
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$(objpfx)memusage: memusage.sh
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rm -f $@.new
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sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
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-e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' $^ > $@.new \
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&& rm -f $@ && mv $@.new $@ && chmod +x $@
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# The implementation uses `dlsym'
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$(objpfx)libmemusage.so: $(common-objpfx)dlfcn/libdl.so $(elfobjdir)/ld.so
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# Extra dependencies
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$(foreach o,$(all-object-suffixes),$(objpfx)malloc$(o)): arena.c hooks.c
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