| LIB1ASMSRC = arm/lib1funcs.asm |
| LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _bb_init_func _call_via_rX _interwork_call_via_rX |
| |
| # We want fine grained libraries, so use the new code to build the |
| # floating point emulation libraries. |
| FPBIT = fp-bit.c |
| DPBIT = dp-bit.c |
| |
| fp-bit.c: $(srcdir)/config/fp-bit.c |
| echo '#define FLOAT' > fp-bit.c |
| echo '#ifndef __ARMEB__' >> fp-bit.c |
| echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c |
| echo '#endif' >> fp-bit.c |
| cat $(srcdir)/config/fp-bit.c >> fp-bit.c |
| |
| dp-bit.c: $(srcdir)/config/fp-bit.c |
| echo '#ifndef __ARMEB__' > dp-bit.c |
| echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c |
| echo '#define FLOAT_WORD_ORDER_MISMATCH' >> dp-bit.c |
| echo '#endif' >> dp-bit.c |
| cat $(srcdir)/config/fp-bit.c >> dp-bit.c |
| |
| |
| MULTILIB_OPTIONS = marm/mthumb |
| MULTILIB_DIRNAMES = arm thumb |
| MULTILIB_EXCEPTIONS = |
| |
| # MULTILIB_OPTIONS = mlittle-endian/mbig-endian |
| # MULTILIB_DIRNAMES = le be |
| # MULTILIB_EXCEPTIONS = |
| # MULTILIB_MATCHES = mbig-endian=mbe mlittle-endian=mle |
| # |
| # MULTILIB_OPTIONS += mhard-float/msoft-float |
| # MULTILIB_DIRNAMES += fpu soft |
| # |
| # MULTILIB_OPTIONS += mapcs-32/mapcs-26 |
| # MULTILIB_DIRNAMES += 32bit 26bit |
| # |
| # MULTILIB_OPTIONS += mno-thumb-interwork/mthumb-interwork |
| # MULTILIB_DIRNAMES += normal interwork |
| # MULTILIB_EXCEPTIONS += *mapcs-26/*mthumb-interwork* |
| # |
| # MULTILIB_OPTIONS += fno-leading-underscore/fleading-underscore |
| # MULTILIB_DIRNAMES += elf under |
| # |
| # MULTILIB_OPTIONS += mcpu=arm7 |
| # MULTILIB_DIRNAMES += nofmult |
| # MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=arm7* |
| # # Note: the multilib_exceptions matches both -mthumb and |
| # # -mthumb-interwork |
| # # |
| # # We have to match all the arm cpu variants which do not have the |
| # # multiply instruction and treat them as if the user had specified |
| # # -mcpu=arm7. Note that in the following the ? is interpreted as |
| # # an = for the purposes of matching command line options. |
| # # FIXME: There ought to be a better way to do this. |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7d |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7di |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm70 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm700 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm700i |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm710 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm710c |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7100 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7500 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm7500fe |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm6 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm60 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm600 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm610 |
| # MULTILIB_MATCHES += mcpu?arm7=mcpu?arm620 |
| |
| EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crti.o crtn.o |
| |
| # If EXTRA_MULTILIB_PARTS is not defined above then define EXTRA_PARTS here |
| # EXTRA_PARTS = crtbegin.o crtend.o crti.o crtn.o |
| |
| LIBGCC = stmp-multilib |
| INSTALL_LIBGCC = install-multilib |
| |
| # Currently there is a bug somewhere in GCC's alias analysis |
| # or scheduling code that is breaking _fpmul_parts in fp-bit.c. |
| # Disabling function inlining is a workaround for this problem. |
| TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline |
| |
| # Assemble startup files. |
| $(T)crti.o: $(srcdir)/config/arm/crti.asm $(GCC_PASSES) |
| $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \ |
| -c -o $(T)crti.o -x assembler-with-cpp $(srcdir)/config/arm/crti.asm |
| |
| $(T)crtn.o: $(srcdir)/config/arm/crtn.asm $(GCC_PASSES) |
| $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \ |
| -c -o $(T)crtn.o -x assembler-with-cpp $(srcdir)/config/arm/crtn.asm |