[Bug target/24230] [altivec] ICE in extract_insn, at recog.c:2084

[pinskia at gcc dot gnu dot org]

------- Comment #6 from pinskia at gcc dot gnu dot org  2005-10-06 16:44 -------
Reduced testcase:
typedef int int32_t;
typedef unsigned char uint8_t;
typedef __attribute__((altivec(vector__))) signed short vss;
typedef __attribute__((altivec(vector__))) unsigned short vus;
typedef __attribute__((altivec(vector__))) signed char vsc;
typedef __attribute__((altivec(vector__))) unsigned char vuc;
uint8_t *Src;
vsc FIR_Tab_16[17];
void H_Pass_16_Altivec_C(vuc vec_src, vsc firs, vss sums1, vss sums2)
{
  vss t;
  vuc tmp;
  int H = 10;
  while(H-- > 0)
  {
    tmp = __builtin_vec_splat(vec_src,(3));
    t = (vss)__builtin_vec_mergeh(tmp, tmp);
    sums1 = __builtin_vec_mladd( (vss)__builtin_vec_mergeh(tmp, tmp),
__builtin_vec_unpackh(firs), sums1 );
    sums2 = __builtin_vec_mladd( (vss)__builtin_vec_mergel(tmp, tmp),
__builtin_vec_unpackl(firs), sums2 );
    firs = FIR_Tab_16[4];
    tmp = __builtin_vec_splat(vec_src,(4));
    sums1 = __builtin_vec_mladd( (vss)__builtin_vec_mergeh(tmp, tmp),
__builtin_vec_unpackh(firs), sums1 );
    sums2 = __builtin_vec_mladd( (vss)__builtin_vec_mergel(tmp, tmp),
__builtin_vec_unpackl(firs), sums2 );
    firs = FIR_Tab_16[5];
    tmp = __builtin_vec_splat(vec_src,(5));
    sums1 = __builtin_vec_mladd( (vss)__builtin_vec_mergeh(tmp, tmp),
__builtin_vec_unpackh(firs), sums1 );
    sums2 = __builtin_vec_mladd( (vss)__builtin_vec_mergel(tmp, tmp),
__builtin_vec_unpackl(firs), sums2 );
    firs = FIR_Tab_16[6];
    tmp = __builtin_vec_splat(vec_src,(6));
    sums1 = __builtin_vec_mladd( (vss)__builtin_vec_mergeh(tmp, tmp),
__builtin_vec_unpackh(firs), sums1 );
    sums2 = __builtin_vec_mladd( (vss)__builtin_vec_mergel(tmp, tmp),
__builtin_vec_unpackl(firs), sums2 );
    firs = FIR_Tab_16[7];
    tmp = __builtin_vec_splat(vec_src,(7));
    sums1 = __builtin_vec_mladd( (vss)__builtin_vec_mergeh(tmp, tmp),
__builtin_vec_unpackh(firs), sums1 );
    sums2 = __builtin_vec_mladd( (vss)__builtin_vec_mergel(tmp, tmp),
__builtin_vec_unpackl(firs), sums2 );
    firs = FIR_Tab_16[8];
    tmp = __builtin_vec_splat(vec_src,(8));
    sums1 = __builtin_vec_mladd( (vss)__builtin_vec_mergeh(tmp, tmp),
__builtin_vec_unpackh(firs), sums1 );
    firs = FIR_Tab_16[9];
    tmp = __builtin_vec_splat(vec_src,(9));
    *((char*)&tmp) = Src[16*1];
    sums1 = __builtin_vec_mladd(
(vss)__builtin_vec_mergeh(tmp,tmp),__builtin_vec_unpackh(firs),sums1 );
    sums2 = __builtin_vec_mladd(
(vss)__builtin_vec_mergel(tmp,tmp),__builtin_vec_unpackl(firs),sums2 );
    tmp = (vuc)((vus) __builtin_altivec_vspltish (((5))));
    sums1 = __builtin_vec_sra(sums1,(vus)tmp);
    tmp = __builtin_vec_packsu(sums1,sums2);
  }
}


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24230