1
2crt2.o: $(srcdir)/config/rs6000/darwin-crt2.c
3	$(crt_compile) -mmacosx-version-min=10.1 -c $<
4
5# The sources for this indicate that there are some parts that
6# don't apply >= 10.4
7crt3_2.o: $(srcdir)/config/darwin-crt3.c
8	$(crt_compile) -mmacosx-version-min=10.1 -c $<
9
10# The outlined register save/restore functions need to run anywhere, and
11# they must be leaf functions suitable for use in an endfile.
12
13PPC_ENDFILE_SRC = \
14  $(srcdir)/config/rs6000/darwin-gpsave.S \
15  $(srcdir)/config/rs6000/darwin-fpsave.S \
16  $(srcdir)/config/rs6000/darwin-vecsave.S
17
18PPC_ENDFILE_OBJS = \
19 darwin-gpsave.o \
20 darwin-fpsave.o \
21 darwin-vecsave.o
22
23darwin-gpsave.o: $(srcdir)/config/rs6000/darwin-gpsave.S
24	$(crt_compile) -mmacosx-version-min=10.1 -c $<
25
26darwin-fpsave.o: $(srcdir)/config/rs6000/darwin-fpsave.S
27	$(crt_compile) -mmacosx-version-min=10.1 -c $<
28
29darwin-vecsave.o: $(srcdir)/config/rs6000/darwin-vecsave.S
30	$(crt_compile) -mmacosx-version-min=10.1 -c $<
31
32# We build these into a library, so that they are only linked as needed and not
33# forced into every object.
34
35libef_ppc.a: $(PPC_ENDFILE_OBJS)
36	$(AR_CREATE_FOR_TARGET) $@ $(PPC_ENDFILE_OBJS)
37	$(RANLIB_FOR_TARGET) $@
38
39dw_ppc.o: $(srcdir)/config/rs6000/darwin-world.S
40	$(crt_compile) -mmacosx-version-min=10.1 -c $<
41
42LIB2ADD = $(srcdir)/config/rs6000/darwin-tramp.S \
43	  $(srcdir)/config/darwin-64.c \
44	  $(srcdir)/config/rs6000/darwin-world.S
45
46# The .S files above are designed to run on all processors, even though
47# they use AltiVec instructions.
48# -Wa is used because -force_cpusubtype_ALL doesn't work with -dynamiclib.
49
50HOST_LIBGCC2_CFLAGS += -Wa,-force_cpusubtype_ALL
51
52# Although the default for 10.4 is G3, we need the unwinder to be built
53# with vector support so that the "save/rest_world" outlined functions are
54# correctly invoked.
55unwind-dw2_s.o: HOST_LIBGCC2_CFLAGS += -maltivec
56unwind-dw2.o: HOST_LIBGCC2_CFLAGS += -maltivec
57
58LIB2ADDEH += $(srcdir)/config/rs6000/darwin-fallback.c
59
60#��Build a legacy libgcc_s.1
61BUILD_LIBGCCS1 = YES
62