X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=boehm-gc%2FMakefile.direct;h=1f03b511c3b298c6fc71abcdbfc3bc2d090d944e;hb=18fa3240db054b98ef9464cbcedb186d819217fd;hp=72dd4133222945d92b350d8c20f7a8e90b3ad69a;hpb=dd87cbbf65e1b3ede54579f679a1b61dde7096f5;p=gcc.git

diff --git a/boehm-gc/Makefile.direct b/boehm-gc/Makefile.direct
index 72dd4133222..1f03b511c3b 100644
--- a/boehm-gc/Makefile.direct
+++ b/boehm-gc/Makefile.direct
@@ -34,8 +34,11 @@ CFLAGS= -O -I$(srcdir)/include -DATOMIC_UNCOLLECTABLE -DNO_SIGNALS -DNO_EXECUTE_
 
 # To build the parallel collector on Linux, add to the above:
 # -DGC_LINUX_THREADS -DPARALLEL_MARK -DTHREAD_LOCAL_ALLOC
-# To build the parallel collector n a static library on HP/UX, add to the above:
-# -DGC_HPUX_THREADS -DPARALLEL_MARK -DTHREAD_LOCAL_ALLOC -DUSE_HPUX_TLS -D_POSIX_C_SOURCE=199506L
+# To build the parallel collector in a static library on HP/UX,
+# add to the above:
+# -DGC_HPUX_THREADS -DPARALLEL_MARK -DTHREAD_LOCAL_ALLOC -D_POSIX_C_SOURCE=199506L -mt
+# To build the thread-safe collector on Tru64, add to the above:
+# -pthread -DGC_OSF1_THREADS
 
 # HOSTCC and HOSTCFLAGS are used to build executables that will be run as
 # part of the build process, i.e. on the build machine.  These will usually
@@ -67,9 +70,17 @@ HOSTCFLAGS=$(CFLAGS)
 #   Also requires -D_REENTRANT or -D_POSIX_C_SOURCE=199506L. See README.hp.
 # -DGC_LINUX_THREADS enables support for Xavier Leroy's Linux threads.
 #   see README.linux.  -D_REENTRANT may also be required.
-# -DGC_OSF1_THREADS enables support for Tru64 pthreads.  Untested.
-# -DGC_FREEBSD_THREADS enables support for FreeBSD pthreads.  Untested.
+# -DGC_OSF1_THREADS enables support for Tru64 pthreads.
+# -DGC_FREEBSD_THREADS enables support for FreeBSD pthreads.
 #   Appeared to run into some underlying thread problems.
+# -DGC_DARWIN_THREADS enables support for Mac OS X pthreads.
+# -DGC_AIX_THREADS enables support for IBM AIX threads.
+# -DGC_DGUX386_THREADS enables support for DB/UX on I386 threads.
+#   See README.DGUX386.
+# -DGC_WIN32_THREADS enables support for win32 threads.  That makes sense
+#   for this Makefile only under Cygwin.
+# -DGC_THREADS should set the appropriate one of the above macros.
+#   It assumes pthreads for Solaris.
 # -DALL_INTERIOR_POINTERS allows all pointers to the interior
 #   of objects to be recognized.  (See gc_priv.h for consequences.)
 #   Alternatively, GC_all_interior_pointers can be set at process
@@ -103,22 +114,29 @@ HOSTCFLAGS=$(CFLAGS)
 #   See gc_cpp.h for details.  No effect on the C part of the collector.
 #   This is defined implicitly in a few environments.  Must also be defined
 #   by clients that use gc_cpp.h.
-# -DREDIRECT_MALLOC=X causes malloc, realloc, and free to be defined
-#   as aliases for X, GC_realloc, and GC_free, respectively.
-#   Calloc is redefined in terms of the new malloc.  X should
+# -DREDIRECT_MALLOC=X causes malloc to be defined as alias for X.
+#   Unless the following macros are defined, realloc is also redirected
+#   to GC_realloc, and free is redirected to GC_free.
+#   Calloc and strdup are redefined in terms of the new malloc.  X should
 #   be either GC_malloc or GC_malloc_uncollectable, or
 #   GC_debug_malloc_replacement.  (The latter invokes GC_debug_malloc
 #   with dummy source location information, but still results in
-#   properly remembered call stacks on Linux/X86 and Solaris/SPARC.)
+#   properly remembered call stacks on Linux/X86 and Solaris/SPARC.
+#   It requires that the following two macros also be used.)
 #   The former is occasionally useful for working around leaks in code
 #   you don't want to (or can't) look at.  It may not work for
 #   existing code, but it often does.  Neither works on all platforms,
 #   since some ports use malloc or calloc to obtain system memory.
-#   (Probably works for UNIX, and win32.)
+#   (Probably works for UNIX, and win32.)  If you build with DBG_HDRS_ALL,
+#   you should only use GC_debug_malloc_replacement as a malloc
+#   replacement.
 # -DREDIRECT_REALLOC=X causes GC_realloc to be redirected to X.
 #   The canonical use is -DREDIRECT_REALLOC=GC_debug_realloc_replacement,
 #   together with -DREDIRECT_MALLOC=GC_debug_malloc_replacement to
 #   generate leak reports with call stacks for both malloc and realloc.
+#   This also requires the following:
+# -DREDIRECT_FREE=X causes free to be redirected to X.  The
+#   canonical use is -DREDIRECT_FREE=GC_debug_free.
 # -DIGNORE_FREE turns calls to free into a noop.  Only useful with
 #   -DREDIRECT_MALLOC.
 # -DNO_DEBUGGING removes GC_dump and the debugging routines it calls.
@@ -146,8 +164,8 @@ HOSTCFLAGS=$(CFLAGS)
 #   Works for Solaris and Irix.
 # -DUSE_MUNMAP causes memory to be returned to the OS under the right
 #   circumstances.  This currently disables VM-based incremental collection.
-#   This is currently experimental, and works only under some Unix and
-#   Linux versions.
+#   This is currently experimental, and works only under some Unix,
+#   Linux and Windows versions.
 # -DMMAP_STACKS (for Solaris threads) Use mmap from /dev/zero rather than
 #   GC_scratch_alloc() to get stack memory.
 # -DPRINT_BLACK_LIST Whenever a black list entry is added, i.e. whenever
@@ -165,7 +183,7 @@ HOSTCFLAGS=$(CFLAGS)
 #   this facility is only used in a few places.  It is intended primarily
 #   for debugging of the garbage collector itself, but could also
 # -DDBG_HDRS_ALL Make sure that all objects have debug headers.  Increases
-#   the reliability (from 99.9999% to 100%) of some of the debugging
+#   the reliability (from 99.9999% to 100% mod. bugs) of some of the debugging
 #   code (especially KEEP_BACK_PTRS).  Makes -DSHORT_DBG_HDRS possible.
 #   Assumes that all client allocation is done through debugging
 #   allocators.
@@ -183,8 +201,12 @@ HOSTCFLAGS=$(CFLAGS)
 #   allocated through the debugging interface.  Affects the amount of
 #   information generated in leak reports.  Only matters on platforms
 #   on which we can quickly generate call stacks, currently Linux/(X86 & SPARC)
-#   and Solaris/SPARC.  Turns on call chain saving on X86.  On X86, client
+#   and Solaris/SPARC and platforms that provide execinfo.h.
+#   Default is zero.  On X86, client
 #   code should NOT be compiled with -fomit-frame-pointer.
+# -DSAVE_CALL_NARGS=<n> Set the number of functions arguments to be
+#   saved with each call frame.  Default is zero.  Ignored if we
+#   don't know how to retrieve arguments on the platform.
 # -DCHECKSUMS reports on erroneously clear dirty bits, and unexpectedly
 #   altered stubborn objects, at substantial performance cost.
 #   Use only for debugging of the incremental collector.
@@ -202,6 +224,9 @@ HOSTCFLAGS=$(CFLAGS)
 # -DUSE_3DNOW_PREFETCH causes the collector to issue AMD 3DNow style
 #   prefetch instructions.  Same restrictions as USE_I686_PREFETCH.
 #   Minimally tested.  Didn't appear to be an obvious win on a K6-2/500.
+# -DUSE_PPC_PREFETCH causes the collector to issue PowerPC style
+#   prefetch instructions.  No effect except on PowerPC OS X platforms.
+#   Performance impact untested.
 # -DGC_USE_LD_WRAP in combination with the old flags listed in README.linux
 #   causes the collector some system and pthread calls in a more transparent
 #   fashion than the usual macro-based approach.  Requires GNU ld, and
@@ -209,8 +234,12 @@ HOSTCFLAGS=$(CFLAGS)
 # -DTHREAD_LOCAL_ALLOC defines GC_local_malloc(), GC_local_malloc_atomic()
 #   and GC_local_gcj_malloc().  Needed for gc_gcj.h interface.  These allocate
 #   in a way that usually does not involve acquisition of a global lock.
-#   Currently requires -DGC_LINUX_THREADS, but should be easy to port to
-#   other pthreads environments.  Recommended for multiprocessors.
+#   Currently works only on platforms such as Linux which use pthread_support.c.
+#   Recommended for multiprocessors.
+# -DUSE_COMPILER_TLS causes thread local allocation to use compiler-supported
+#   "__thread" thread-local variables.  This is the default in HP/UX.  It
+#   may help performance on recent Linux installations.  (It failed for
+#   me on RedHat 8, but appears to work on RedHat 9.)
 # -DPARALLEL_MARK allows the marker to run in multiple threads.  Recommended
 #   for multiprocessors.  Currently requires Linux on X86 or IA64, though
 #   support for other Posix platforms should be fairly easy to add,
@@ -219,9 +248,39 @@ HOSTCFLAGS=$(CFLAGS)
 #   These may otherwise alter its configuration, or turn off GC altogether.
 #   I don't know of a reason to disable this, except possibly if the
 #   resulting process runs as a privileged user?
+# -DUSE_GLOBAL_ALLOC.  Win32 only.  Use GlobalAlloc instead of
+#   VirtualAlloc to allocate the heap.  May be needed to work around
+#   a Windows NT/2000 issue.  Incompatible with USE_MUNMAP.
+#   See README.win32 for details.
+# -DMAKE_BACK_GRAPH. Enable GC_PRINT_BACK_HEIGHT environment variable.
+#   See README.environment for details.  Experimental. Limited platform
+#   support.  Implies DBG_HDRS_ALL.  All allocation should be done using
+#   the debug interface.
 # -DSTUBBORN_ALLOC allows allocation of "hard to change" objects, and thus
 #   makes incremental collection easier.  Was enabled by default until 6.0.
 #   Rarely used, to my knowledge.
+# -DHANDLE_FORK attempts to make GC_malloc() work in a child process fork()ed
+#   from a multithreaded parent.  Currently only supported by pthread_support.c.
+#   (Similar code should work on Solaris or Irix, but it hasn't been tried.)
+# -DTEST_WITH_SYSTEM_MALLOC causes gctest to allocate (and leak) large chunks
+#   of memory with the standard system malloc.  This will cause the root
+#   set and collected heap to grow significantly if malloced memory is
+#   somehow getting traced by the collector.  This has no impact on the
+#   generated library; it only affects the test.
+# -DPOINTER_MASK=0x... causes candidate pointers to be ANDed with the
+#   given mask before being considered.  If either this or the following
+#   macro is defined, it will be assumed that all pointers stored in
+#   the heap need to be processed this way.  Stack and register pointers
+#   will be considered both with and without processing.
+#   These macros are normally needed only to support systems that use
+#   high-order pointer tags. EXPERIMENTAL.
+# -DPOINTER_SHIFT=n causes the collector to left shift candidate pointers
+#   by the indicated amount before trying to interpret them.  Applied
+#   after POINTER_MASK. EXPERIMENTAL.  See also the preceding macro.
+# -DDARWIN_DONT_PARSE_STACK Causes the Darwin port to discover thread
+#   stack bounds in the same way as other pthread ports, without trying to
+#   walk the frames onthe stack.  This is recommended only as a fallback
+#   for applications that don't support proper stack unwinding.
 #
 
 CXXFLAGS= $(CFLAGS) 
@@ -229,31 +288,33 @@ AR= ar
 RANLIB= ranlib
 
 
-OBJS= alloc.o reclaim.o allchblk.o misc.o mach_dep.o os_dep.o mark_rts.o headers.o mark.o obj_map.o blacklst.o finalize.o new_hblk.o dbg_mlc.o malloc.o stubborn.o checksums.o solaris_threads.o irix_threads.o linux_threads.o typd_mlc.o ptr_chck.o mallocx.o solaris_pthreads.o gcj_mlc.o specific.o gc_dlopen.o
+OBJS= alloc.o reclaim.o allchblk.o misc.o mach_dep.o os_dep.o mark_rts.o headers.o mark.o obj_map.o blacklst.o finalize.o new_hblk.o dbg_mlc.o malloc.o stubborn.o checksums.o solaris_threads.o pthread_support.o pthread_stop_world.o darwin_stop_world.o typd_mlc.o ptr_chck.o mallocx.o solaris_pthreads.o gcj_mlc.o specific.o gc_dlopen.o backgraph.o win32_threads.o
 
-CSRCS= reclaim.c allchblk.c misc.c alloc.c mach_dep.c os_dep.c mark_rts.c headers.c mark.c obj_map.c pcr_interface.c blacklst.c finalize.c new_hblk.c real_malloc.c dyn_load.c dbg_mlc.c malloc.c stubborn.c checksums.c solaris_threads.c irix_threads.c linux_threads.c typd_mlc.c ptr_chck.c mallocx.c solaris_pthreads.c gcj_mlc.c specific.c gc_dlopen.c
+CSRCS= reclaim.c allchblk.c misc.c alloc.c mach_dep.c os_dep.c mark_rts.c headers.c mark.c obj_map.c pcr_interface.c blacklst.c finalize.c new_hblk.c real_malloc.c dyn_load.c dbg_mlc.c malloc.c stubborn.c checksums.c solaris_threads.c pthread_support.c pthread_stop_world.c darwin_stop_world.c typd_mlc.c ptr_chck.c mallocx.c solaris_pthreads.c gcj_mlc.c specific.c gc_dlopen.c backgraph.c win32_threads.c
 
 CORD_SRCS=  cord/cordbscs.c cord/cordxtra.c cord/cordprnt.c cord/de.c cord/cordtest.c include/cord.h include/ec.h include/private/cord_pos.h cord/de_win.c cord/de_win.h cord/de_cmds.h cord/de_win.ICO cord/de_win.RC
 
 CORD_OBJS=  cord/cordbscs.o cord/cordxtra.o cord/cordprnt.o
 
-SRCS= $(CSRCS) mips_sgi_mach_dep.s rs6000_mach_dep.s alpha_mach_dep.s \
-    sparc_mach_dep.s include/gc.h include/gc_typed.h \
+SRCS= $(CSRCS) mips_sgi_mach_dep.s rs6000_mach_dep.s alpha_mach_dep.S \
+    sparc_mach_dep.S include/gc.h include/gc_typed.h \
     include/private/gc_hdrs.h include/private/gc_priv.h \
     include/private/gcconfig.h include/private/gc_pmark.h \
     include/gc_inl.h include/gc_inline.h include/gc_mark.h \
     threadlibs.c if_mach.c if_not_there.c gc_cpp.cc include/gc_cpp.h \
     gcname.c include/weakpointer.h include/private/gc_locks.h \
     gcc_support.c mips_ultrix_mach_dep.s include/gc_alloc.h \
-    include/new_gc_alloc.h include/javaxfc.h sparc_sunos4_mach_dep.s \
-    sparc_netbsd_mach_dep.s \
+    include/new_gc_alloc.h include/gc_allocator.h \
+    include/javaxfc.h sparc_sunos4_mach_dep.s sparc_netbsd_mach_dep.s \
     include/private/solaris_threads.h include/gc_backptr.h \
     hpux_test_and_clear.s include/gc_gcj.h \
     include/gc_local_alloc.h include/private/dbg_mlc.h \
-    include/private/specific.h powerpc_macosx_mach_dep.s \
+    include/private/specific.h powerpc_darwin_mach_dep.s \
     include/leak_detector.h include/gc_amiga_redirects.h \
     include/gc_pthread_redirects.h ia64_save_regs_in_stack.s \
-    $(CORD_SRCS)
+    include/gc_config_macros.h include/private/pthread_support.h \
+    include/private/pthread_stop_world.h include/private/darwin_semaphore.h \
+    include/private/darwin_stop_world.h $(CORD_SRCS)
 
 DOC_FILES= README.QUICK doc/README.Mac doc/README.MacOSX doc/README.OS2 \
 	doc/README.amiga doc/README.cords doc/debugging.html \
@@ -262,27 +323,32 @@ DOC_FILES= README.QUICK doc/README.Mac doc/README.MacOSX doc/README.OS2 \
 	doc/README.win32 doc/barrett_diagram doc/README \
         doc/README.contributors doc/README.changes doc/gc.man \
 	doc/README.environment doc/tree.html doc/gcdescr.html \
-	doc/README.autoconf doc/README.macros
+	doc/README.autoconf doc/README.macros doc/README.ews4800 \
+	doc/README.DGUX386 doc/README.arm.cross doc/leak.html \
+	doc/scale.html doc/gcinterface.html doc/README.darwin \
+	doc/simple_example.html
 
 TESTS= tests/test.c tests/test_cpp.cc tests/trace_test.c \
-	tests/leak_test.c tests/thread_leak_test.c
+	tests/leak_test.c tests/thread_leak_test.c tests/middle.c
 
 GNU_BUILD_FILES= configure.in Makefile.am configure acinclude.m4 \
 		 libtool.m4 install-sh configure.host Makefile.in \
-		 aclocal.m4 config.sub config.guess ltconfig \
-		 ltmain.sh mkinstalldirs
+		 aclocal.m4 config.sub config.guess \
+		 include/Makefile.am include/Makefile.in \
+		 doc/Makefile.am doc/Makefile.in \
+		 ltmain.sh mkinstalldirs depcomp missing
 
 OTHER_MAKEFILES= OS2_MAKEFILE NT_MAKEFILE NT_THREADS_MAKEFILE gc.mak \
 		 BCC_MAKEFILE EMX_MAKEFILE WCC_MAKEFILE Makefile.dj \
 		 PCR-Makefile SMakefile.amiga Makefile.DLLs \
-		 digimars.mak Makefile.direct
+		 digimars.mak Makefile.direct NT_STATIC_THREADS_MAKEFILE
 #	Makefile and Makefile.direct are copies of each other.
 
 OTHER_FILES= Makefile setjmp_t.c callprocs pc_excludes \
            MacProjects.sit.hqx MacOS.c \
            Mac_files/datastart.c Mac_files/dataend.c \
            Mac_files/MacOS_config.h Mac_files/MacOS_Test_config.h \
-           add_gc_prefix.c gc_cpp.cpp win32_threads.c \
+           add_gc_prefix.c gc_cpp.cpp \
 	   version.h AmigaOS.c \
 	   $(TESTS) $(GNU_BUILD_FILES) $(OTHER_MAKEFILES)
 
@@ -307,16 +373,23 @@ SPECIALCFLAGS = -I$(srcdir)/include
 
 all: gc.a gctest
 
-BSD-pkg-all: bsd-libgc.a
+LEAKFLAGS=$(CFLAGS) -DFIND_LEAK
+
+BSD-pkg-all: bsd-libgc.a bsd-libleak.a
 
 bsd-libgc.a:
 	$(MAKE) CFLAGS="$(CFLAGS)" clean c++-t
 	mv gc.a bsd-libgc.a
 
+bsd-libleak.a:
+	$(MAKE) -f Makefile.direct CFLAGS="$(LEAKFLAGS)" clean c++-nt
+	mv gc.a bsd-libleak.a
+
 BSD-pkg-install: BSD-pkg-all
 	${CP} bsd-libgc.a libgc.a
 	${INSTALL_DATA} libgc.a ${PREFIX}/lib
 	${INSTALL_DATA} gc.h gc_cpp.h ${PREFIX}/include
+	${INSTALL_MAN} doc/gc.man ${PREFIX}/man/man3/gc.3
 
 pcr: PCR-Makefile include/private/gc_private.h include/private/gc_hdrs.h \
 include/private/gc_locks.h include/gc.h include/private/gcconfig.h \
@@ -327,16 +400,16 @@ mach_dep.o $(SRCS)
 $(OBJS) tests/test.o dyn_load.o dyn_load_sunos53.o: \
     $(srcdir)/include/private/gc_priv.h \
     $(srcdir)/include/private/gc_hdrs.h $(srcdir)/include/private/gc_locks.h \
-    $(srcdir)/include/gc.h \
+    $(srcdir)/include/gc.h $(srcdir)/include/gc_pthread_redirects.h \
     $(srcdir)/include/private/gcconfig.h $(srcdir)/include/gc_typed.h \
-    Makefile
+    $(srcdir)/include/gc_config_macros.h Makefile
 # The dependency on Makefile is needed.  Changing
 # options such as -DSILENT affects the size of GC_arrays,
 # invalidating all .o files that rely on gc_priv.h
 
 mark.o typd_mlc.o finalize.o ptr_chck.o: $(srcdir)/include/gc_mark.h $(srcdir)/include/private/gc_pmark.h
 
-specific.o linux_threads.o: $(srcdir)/include/private/specific.h
+specific.o pthread_support.o: $(srcdir)/include/private/specific.h
 
 solaris_threads.o solaris_pthreads.o: $(srcdir)/include/private/solaris_threads.h
 
@@ -431,24 +504,25 @@ liblinuxgc.so: $(OBJS) dyn_load.o
 # 	gcc -shared -Wl,-soname=libgc.so.0 -o libgc.so.0 $(LIBOBJS) dyn_load.lo
 #	touch liblinuxgc.so
 
-mach_dep.o: $(srcdir)/mach_dep.c $(srcdir)/mips_sgi_mach_dep.s $(srcdir)/mips_ultrix_mach_dep.s \
-            $(srcdir)/rs6000_mach_dep.s $(srcdir)/powerpc_macosx_mach_dep.s $(UTILS)
+mach_dep.o: $(srcdir)/mach_dep.c $(srcdir)/mips_sgi_mach_dep.s \
+	    $(srcdir)/mips_ultrix_mach_dep.s \
+            $(srcdir)/rs6000_mach_dep.s $(srcdir)/powerpc_darwin_mach_dep.s \
+	    $(srcdir)/sparc_mach_dep.S $(srcdir)/sparc_sunos4_mach_dep.s \
+	    $(srcdir)/ia64_save_regs_in_stack.s \
+	    $(srcdir)/sparc_netbsd_mach_dep.s $(UTILS)
 	rm -f mach_dep.o
-	./if_mach MIPS IRIX5 $(AS) -o mach_dep.o $(srcdir)/mips_sgi_mach_dep.s
+	./if_mach MIPS IRIX5 $(CC) -c -o mach_dep.o $(srcdir)/mips_sgi_mach_dep.s
 	./if_mach MIPS RISCOS $(AS) -o mach_dep.o $(srcdir)/mips_ultrix_mach_dep.s
 	./if_mach MIPS ULTRIX $(AS) -o mach_dep.o $(srcdir)/mips_ultrix_mach_dep.s
-	./if_mach RS6000 "" $(AS) -o mach_dep.o $(srcdir)/rs6000_mach_dep.s
-	./if_mach POWERPC MACOSX $(AS) -o mach_dep.o $(srcdir)/powerpc_macosx_mach_dep.s
-#	./if_mach ALPHA "" $(AS) -o mach_dep.o $(srcdir)/alpha_mach_dep.s
-#	alpha_mach_dep.s assumes that pointers are not saved in fp registers.
-#	Gcc on a 21264 can spill pointers to fp registers.  Oops.
-	./if_mach SPARC SUNOS5 $(AS) -o mach_dep.o $(srcdir)/sparc_mach_dep.s
+	./if_mach POWERPC DARWIN $(AS) -o mach_dep.o $(srcdir)/powerpc_darwin_mach_dep.s
+	./if_mach ALPHA LINUX $(CC) -c -o mach_dep.o $(srcdir)/alpha_mach_dep.S
+	./if_mach SPARC SUNOS5 $(CC) -c -o mach_dep.o $(srcdir)/sparc_mach_dep.S
 	./if_mach SPARC SUNOS4 $(AS) -o mach_dep.o $(srcdir)/sparc_sunos4_mach_dep.s
 	./if_mach SPARC OPENBSD $(AS) -o mach_dep.o $(srcdir)/sparc_sunos4_mach_dep.s
 	./if_mach SPARC NETBSD $(AS) -o mach_dep.o $(srcdir)/sparc_netbsd_mach_dep.s
-	./if_mach IA64 HPUX as $(AS_ABI_FLAG) -o ia64_save_regs_in_stack.o $(srcdir)/ia64_save_regs_in_stack.s
-	./if_mach IA64 HPUX $(CC) -c -o mach_dep1.o $(SPECIALCFLAGS) $(srcdir)/mach_dep.c
-	./if_mach IA64 HPUX ld -r -o mach_dep.o mach_dep1.o ia64_save_regs_in_stack.o
+	./if_mach IA64 "" as $(AS_ABI_FLAG) -o ia64_save_regs_in_stack.o $(srcdir)/ia64_save_regs_in_stack.s
+	./if_mach IA64 "" $(CC) -c -o mach_dep1.o $(SPECIALCFLAGS) $(srcdir)/mach_dep.c
+	./if_mach IA64 "" ld -r -o mach_dep.o mach_dep1.o ia64_save_regs_in_stack.o
 	./if_not_there mach_dep.o $(CC) -c $(SPECIALCFLAGS) $(srcdir)/mach_dep.c
 
 mark_rts.o: $(srcdir)/mark_rts.c $(UTILS)
@@ -488,7 +562,7 @@ cord/de: $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a $(UTILS)
 	./if_mach SPARC DRSNX $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a $(CURSES) -lucb `./threadlibs`
 	./if_mach HP_PA HPUX $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a $(CURSES) -ldld `./threadlibs`
 	./if_mach RS6000 "" $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a -lcurses
-	./if_mach POWERPC MACOSX $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a
+	./if_mach POWERPC DARWIN $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a
 	./if_mach I386 LINUX $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a -lcurses `./threadlibs`
 	./if_mach ALPHA LINUX $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a -lcurses `./threadlibs`
 	./if_mach IA64 LINUX $(CC) $(CFLAGS) -o cord/de $(srcdir)/cord/de.c cord/cordbscs.o cord/cordxtra.o gc.a -lcurses `./threadlibs`
@@ -507,7 +581,7 @@ if_not_there: $(srcdir)/if_not_there.c
 clean: 
 	rm -f gc.a *.o *.exe tests/*.o gctest gctest_dyn_link test_cpp \
 	      setjmp_test  mon.out gmon.out a.out core if_not_there if_mach \
-	      threadlibs $(CORD_OBJS) cord/cordtest cord/de
+	      threadlibs $(CORD_OBJS) cord/cordtest cord/de 
 	-rm -f *~
 
 gctest: tests/test.o gc.a $(UTILS)