Diff below adds the relevant arm-specific code to the build. It
leaves out the VFP bits. Those don't compile with our current
toolchain (gcc/binutils) and I believe they're only necessary for the
hard-float ABI anyway.
ok?
Index: Makefile
===================================================================
RCS file: /cvs/src/lib/libcompiler_rt/Makefile,v
retrieving revision 1.1
diff -u -p -r1.1 Makefile
--- Makefile 5 Sep 2016 11:38:16 -0000 1.1
+++ Makefile 19 Sep 2016 08:28:57 -0000
@@ -164,6 +164,53 @@ SRCS+= ${file}.c
. endif
.endfor
+.if ${RTARCH} == "arm"
+SRCS+= aeabi_cdcmp.S \
+ aeabi_cdcmpeq_check_nan.c \
+ aeabi_cfcmp.S \
+ aeabi_cfcmpeq_check_nan.c \
+ aeabi_dcmp.S \
+ aeabi_div0.c \
+ aeabi_drsub.c \
+ aeabi_fcmp.S \
+ aeabi_frsub.c \
+ aeabi_idivmod.S \
+ aeabi_ldivmod.S \
+ aeabi_memcmp.S \
+ aeabi_memcpy.S \
+ aeabi_memmove.S \
+ aeabi_memset.S \
+ aeabi_uidivmod.S \
+ aeabi_uldivmod.S \
+ bswapdi2.S \
+ bswapsi2.S \
+ switch16.S \
+ switch32.S \
+ switch8.S \
+ switchu8.S \
+ sync_fetch_and_add_4.S \
+ sync_fetch_and_add_8.S \
+ sync_fetch_and_and_4.S \
+ sync_fetch_and_and_8.S \
+ sync_fetch_and_max_4.S \
+ sync_fetch_and_max_8.S \
+ sync_fetch_and_min_4.S \
+ sync_fetch_and_min_8.S \
+ sync_fetch_and_nand_4.S \
+ sync_fetch_and_nand_8.S \
+ sync_fetch_and_or_4.S \
+ sync_fetch_and_or_8.S \
+ sync_fetch_and_sub_4.S \
+ sync_fetch_and_sub_8.S \
+ sync_fetch_and_umax_4.S \
+ sync_fetch_and_umax_8.S \
+ sync_fetch_and_umin_4.S \
+ sync_fetch_and_umin_8.S \
+ sync_fetch_and_xor_4.S \
+ sync_fetch_and_xor_8.S \
+ sync_synchronize.S
+.endif
+
.if ${RTARCH} == "ppc"
SRCS+= divtc3.c \
fixtfdi.c \
