Re: [Tinycc-devel] self-compilation of tinycc0.9.18 (bug for libtcc1.c)

[Vladimir G. Ivanovic]

I'm not familiar with the syntax involved, but is simply removing the
"%" the right thing to do? Is it a typo?

--- Vladimir

------------------------------------------------------------------------
Vladimir G. Ivanovic                        http://leonora.org/~vladimir
2770 Cowper St.                                         address@hidden
Palo Alto, CA 94306-2447                                 +1 650 678 8014

>>>>> "BS" == Basile STARYNKEVITCH <address@hidden> writes:

  > Dear All

  > Self compilation of tinycc 0.9.18 fails for libtcc1.c

  >   ./tcc_g -c libtcc1.c
  > gives
  >   libtcc1.c:334: unknown constraint '%'

  > Apparently the % sign (commutativity flag) in __asm__ for umul_ppmm is
  > not handled. Removing the % chararacter in line 123 of libtcc1.c
  > (inside macro umul_ppmm) seems to cure the problem.

  > Here is the trivial diff:
  > ################################################################
  > Index: libtcc1.c
  > ===================================================================
  > RCS file: /cvsroot/tinycc/tinycc/libtcc1.c,v
  > retrieving revision 1.3
  > diff -c -r1.3 libtcc1.c
  > *** libtcc1.c       13 Apr 2003 14:35:27 -0000      1.3
  > --- libtcc1.c       18 Apr 2003 08:47:52 -0000
  > ***************
  > *** 120,126 ****
  >     __asm__ ("mull %3"                                                      
\
  >        : "=a" ((USItype) (w0)),                                     \
  >          "=d" ((USItype) (w1))                                      \
  > !      : "%0" ((USItype) (u)),                                      \
  >          "rm" ((USItype) (v)))
  >   #define udiv_qrnnd(q, r, n1, n0, dv) \
  >     __asm__ ("divl %4"                                                      
\
  > --- 120,126 ----
  >     __asm__ ("mull %3"                                                      
\
  >        : "=a" ((USItype) (w0)),                                     \
  >          "=d" ((USItype) (w1))                                      \
  > !      : "0" ((USItype) (u)),                                       \
  >          "rm" ((USItype) (v)))
  >   #define udiv_qrnnd(q, r, n1, n0, dv) \
  >     __asm__ ("divl %4"                                                      
\

  > ################################################################


  > -- 

  > Basile STARYNKEVITCH         http://starynkevitch.net/Basile/ 
  > email: basile<at>starynkevitch<dot>net 
  > aliases: basile<at>tunes<dot>org = bstarynk<at>nerim<dot>net
  > 8, rue de la Faïencerie, 92340 Bourg La Reine, France


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