Mercurial > hg > CbC > CbC_gcc
comparison gcc/config/picochip/t-picochip @ 0:a06113de4d67
first commit
| author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 17 Jul 2009 14:47:48 +0900 |
| parents | |
| children | 77e2b8dfacca |
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| -1:000000000000 | 0:a06113de4d67 |
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| 1 # Compile the extra library functions. | |
| 2 | |
| 3 LIB2FUNCS_EXTRA = \ | |
| 4 $(srcdir)/config/picochip/libgccExtras/ashrsi3.asm \ | |
| 5 $(srcdir)/config/picochip/libgccExtras/ashlsi3.asm \ | |
| 6 $(srcdir)/config/picochip/libgccExtras/divmodhi4.asm \ | |
| 7 $(srcdir)/config/picochip/libgccExtras/udivmodhi4.asm \ | |
| 8 $(srcdir)/config/picochip/libgccExtras/divmodsi4.asm \ | |
| 9 $(srcdir)/config/picochip/libgccExtras/udivmodsi4.asm \ | |
| 10 $(srcdir)/config/picochip/libgccExtras/divmod15.asm \ | |
| 11 $(srcdir)/config/picochip/libgccExtras/ucmpsi2.asm \ | |
| 12 $(srcdir)/config/picochip/libgccExtras/cmpsi2.asm \ | |
| 13 $(srcdir)/config/picochip/libgccExtras/clzsi2.asm \ | |
| 14 $(srcdir)/config/picochip/libgccExtras/adddi3.asm \ | |
| 15 $(srcdir)/config/picochip/libgccExtras/subdi3.asm \ | |
| 16 $(srcdir)/config/picochip/libgccExtras/lshrsi3.asm \ | |
| 17 $(srcdir)/config/picochip/libgccExtras/parityhi2.asm \ | |
| 18 $(srcdir)/config/picochip/libgccExtras/popcounthi2.asm | |
| 19 | |
| 20 # Prevent some of the more complicated libgcc functions from being | |
| 21 # compiled. This is because they are generally too big to fit into an | |
| 22 # AE anyway, so there is no point in having them. Also, some don't | |
| 23 # compile properly so we'll ignore them for the moment. | |
| 24 | |
| 25 LIB1ASMFUNCS = _mulsc3 _divsc3 | |
| 26 LIB1ASMSRC = picochip/libgccExtras/fake_libgcc.asm | |
| 27 | |
| 28 # Turn off the building of exception handling libraries. | |
| 29 LIB2ADDEH = | |
| 30 LIB2ADDEHDEP = | |
| 31 | |
| 32 # Turn off ranlib on target libraries. | |
| 33 RANLIB_FOR_TARGET = cat | |
| 34 | |
| 35 # Special libgcc setup. Make single/double floating point the same, | |
| 36 # and use our own include files. | |
| 37 TARGET_LIBGCC2_CFLAGS = -DDF=SF -I../../includes/ | |
| 38 | |
| 39 # Switch off all debugging for the embedded libraries. | |
| 40 # (embedded processors need small libraries by default). | |
| 41 # NOTE: If the debug level is increased, turn off instruction scheduling. | |
| 42 LIBGCC2_DEBUG_CFLAGS = -g0 | |
| 43 | |
| 44 # Build all combinations of library for different multiply units, and | |
| 45 # presence/absence of byte access. | |
| 46 MULTILIB_OPTIONS = mmul-type=none/mmul-type=mac/mmul-type=mul mno-byte-access/mbyte-access | |
| 47 | |
| 48 # Using a mul unit (currently) implies that byte access is available. | |
| 49 MULTILIB_EXCEPTIONS = mmul-type=mul/mno-byte-access | |
| 50 | |
| 51 # We want fine grained libraries, so use the new code | |
| 52 # to build the floating point emulation libraries. | |
| 53 FPBIT = fp-bit.c | |
| 54 | |
| 55 # Software floating point support. Floating point is not properly | |
| 56 # supported, but is existence can be useful for some types of testing. | |
| 57 fp-bit.c: $(srcdir)/config/fp-bit.c | |
| 58 echo '#define FLOAT' > fp-bit.c | |
| 59 echo '#define FLOAT_ONLY' >> fp-bit.c | |
| 60 echo '#define SMALL_MACHINE' >> fp-bit.c | |
| 61 cat $(srcdir)/config/fp-bit.c >> fp-bit.c | |
| 62 |