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      1 #	$NetBSD: Makefile,v 1.17 2025/11/13 19:53:33 mrg Exp $
      2 
      3 USE_SHLIBDIR=	yes
      4 REQUIRETOOLS=	yes
      5 NOLINT=		# defined
      6 
      7 LIB=		gcc_s
      8 NOSTATICLIB=	# defined
      9 NOPROFILE=	# defined
     10 NOPICINSTALL=	# defined
     11 
     12 .include "../../../Makefile.gcc_path"
     13 .include <bsd.own.mk>
     14 
     15 .if ${MKGCC} != "no"
     16 
     17 .cc: # disable .cc->NULL transform
     18 
     19 SHLIB_MAJOR=	1
     20 SHLIB_MINOR=	0
     21 
     22 LDFLAGS+=	-nodefaultlibs -Wl,-z -Wl,nodelete
     23 LDFLAGS+=	-Wl,--version-script=${.OBJDIR}/libgcc.map
     24 
     25 # XXX handle this better?  GCC 4.8 moved them.
     26 .if ${MACHINE} == "emips"
     27 LIB2ADD_HACK+=	${GNUHOSTDIST}/gcc/config/floatunsidf.c \
     28 		${GNUHOSTDIST}/gcc/config/floatunsisf.c
     29 .endif
     30 
     31 # XXXGCC5 GCC 5.3 has all these in libgcc and we have them in libc.
     32 .if ${MACHINE_MIPS64}
     33 LIB2ADD_EDITED= ${G_LIB2ADD:T:Nfloatsisf.c:Nfloatunsisf.c:Nfloatsidf.c:Nfloatunsidf.c:Nfixsfsi.c:Nextendsfdf2.c:Naddsf3.c:Nmulsf3.c:Ndivsf3.c:Nadddf3.c:Nsubdf3.c:Nmuldf3.c:Ndivdf3.c:Nfixdfsi.c:S/.asm/.S/}
     34 .else
     35 LIB2ADD_EDITED=	${G_LIB2ADD:T:S/.asm/.S/}
     36 .endif
     37 
     38 SRCS+=		${LIB2FUNCS} ${LIB2DIVMOD} ${LIB2_EH} ${LIB2_EHASM} \
     39 		${LIB2ADD_EDITED} \
     40 		${LIB2ADD_HACK:T:S/.asm/.S/} \
     41 		${G_LIB2ADD_ST:T} ${LIB1ASMFUNCS}
     42 
     43 # Find just built libgcc.a
     44 LIBGCCOBJDIR!=	cd ${.CURDIR}/../libgcc && ${PRINTOBJDIR}
     45 LDADD+=		-L${LIBGCCOBJDIR} -lgcc
     46 
     47 COPTS.unwind-dw2.c += -Wno-stack-protector
     48 
     49 DPADD+=		libgcc.map
     50 CLEANFILES+=	libgcc.map
     51 
     52 .include <bsd.lib.mk>
     53 
     54 .if ${MKPICLIB} != "no"
     55 LIBGCC_S_OBJS=	${SOBJS}
     56 .else
     57 LIBGCC_S_OBJS=	${OBJS}
     58 .endif
     59 
     60 LIBGCC_STD_VER_IN=	${GNUHOSTDIST}/libgcc/libgcc-std.ver.in
     61 CLEANFILES+=		libgcc-std.ver
     62 
     63 libgcc-std.ver:	${LIBGCC_STD_VER_IN}
     64 	${_MKTARGET_CREATE}
     65 	${TOOL_SED}  -e 's/__PFX__/__/g' -e 's/__FIXPTPFX__/__/g' < ${LIBGCC_STD_VER_IN}  > ${.TARGET}.tmp
     66 	mv ${.TARGET}.tmp ${.TARGET}
     67 
     68 libgcc.map:	${LIBGCC_S_OBJS} ${G_SHLIB_MKMAP} ${G_SHLIB_MAPFILES}
     69 	{ \
     70 		${NM} ${G_SHLIB_NM_FLAGS} ${LIBGCC_S_OBJS}; \
     71 		echo %%; \
     72 		for f in ${G_SHLIB_MAPFILES}; do \
     73 			if [ -f ${.OBJDIR}/$${f} ]; then \
     74 				cat ${.OBJDIR}/$${f}; \
     75 			else \
     76 				cat $${f}; \
     77 			fi; \
     78 		done | \
     79 			${TOOL_SED} -e "/^[ 	]*#/d" \
     80 			    -e 's/^%\(if\|else\|elif\|endif\|define\)/#\1/' | \
     81 	  		${CC} ${G_LIBGCC2_CFLAGS} ${G_INCLUDES} -E -xassembler-with-cpp -; \
     82 	} | ${TOOL_AWK} -f ${G_SHLIB_MKMAP} > ${.TARGET}.tmp
     83 	mv ${.TARGET}.tmp ${.TARGET} 
     84 
     85 .else
     86 .include <bsd.prog.mk> # do nothing
     87 .endif
     88