forwarding to the avr-gcc list... On Sat, Jun 9, 2012 at 10:15 AM, Torbjorn Granlund <t...@gmplib.org> wrote: > bodr...@mail.dm.unipi.it writes: > > IIRC, with avr-gcc, the unsigned long type exists and it is 32 bits long. > Using them for all operations probably is not the faster way to handle > long integers, because it forces the compiler to use many registers and a > lot of code, but it should work. > > I tried avr-gcc both from FreeBSD's ports and from Debian's apt: > > Attempt 1: > > tom$ avr-gcc -I. -O -S mini-gmp.c > mini-gmp.c: In function 'mpz_out_str': > mini-gmp.c:3996:9: warning: incompatible implicit declaration of > built-in function 'fwrite' [enabled by default] > mini-gmp.c: In function 'mpn_div_qr_preinv': > mini-gmp.c:1012:1: error: unable to find a register to spill in class > 'POINTER_REGS' > mini-gmp.c:1012:1: error: this is the insn: > (insn 238 236 239 10 (set (reg/v:SI 219 [ n0 ]) > (mem:SI (pre_dec:HI (reg:HI 2 r2 [orig:239 ivtmp.626 ] [239])) > [0 MEM[base: D.7131_301, offset: 0B]+0 S4 A8])) mini-gmp.c:885 > 26 {*movsi} > (expr_list:REG_INC (reg:HI 2 r2 [orig:239 ivtmp.626 ] [239]) > (nil))) > mini-gmp.c:1012: confused by earlier errors, bailing out > > > Attempt 2: > > tom$ avr-gcc -mint8 -I. -O -S mini-gmp.c > <built-in>:0:0: internal compiler error: Segmentation fault > Please submit a full bug report, > with preprocessed source if appropriate. > See <http://gcc.gnu.org/bugs.html> for instructions. > > Not too encouraging. > > -- > Torbjörn > _______________________________________________ > gmp-discuss mailing list > gmp-disc...@gmplib.org > http://gmplib.org/mailman/listinfo/gmp-discuss
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