contrib/gcc/tree-ssa-loop-ivopts.c

47 	 for the given purpose (adding base and offset for arrays, etc.).
1351   /* If base is a component ref, require that the offset of the reference
1789 		unsigned HOST_WIDE_INT *offset)
1801   *offset = 0;
1810       *offset = int_cst_value (expr);
1821       *offset = (code == PLUS_EXPR ? off0 + off1 : off0 - off1);
1851       *offset = off1 * st;
1859 	  *offset += off0;
1875 	  *offset = off0 + int_cst_value (tmp);
1883       *offset += off0;
1903   *offset += off0;
1925 strip_offset (tree expr, unsigned HOST_WIDE_INT *offset)
1927   return strip_offset_1 (expr, false, false, offset);
2194   unsigned HOST_WIDE_INT offset;
2205   /* Third, try removing the constant offset.  */
2206   base = strip_offset (iv->base, &offset);
2207   if (offset)
2638   comb->offset = cst & comb->mask;
2655   comb->offset = 0;
2675   comb->offset = (scale * comb->offset) & comb->mask;
2761   comb1->offset = (comb1->offset + comb2->offset) & comb1->mask;
2786   comb->offset = comb->offset & comb->mask;
2940   if (comb->n == 0 && comb->offset == 0)
2958   if ((comb->offset | (comb->mask >> 1)) == comb->mask)
2961       off = (-comb->offset) & comb->mask;
2966       off = comb->offset;
3171       aff->offset = 0;
3370 		  unsigned HOST_WIDE_INT offset, HOST_WIDE_INT ratio)
3415 	  fprintf (dump_file, "  min offset %d\n", (int) min_offset);
3416 	  fprintf (dump_file, "  max offset %d\n", (int) max_offset);
3538   offset &= mask;
3539   if ((offset >> (bits - 1) & 1))
3540     offset |= ~mask;
3541   s_offset = offset;
3705 /* Estimates cost of expressing address ADDR  as var + symbol + offset.  The
3706    value of offset is added to OFFSET, SYMBOL_PRESENT and VAR_PRESENT are set
3713 		    unsigned HOST_WIDE_INT *offset, bitmap *depends_on)
3736   *offset += bitpos / BITS_PER_UNIT;
3751    var + symbol + offset.  The value of offset is added to OFFSET,
3759 		     unsigned HOST_WIDE_INT *offset, bitmap *depends_on)
3768       *offset += diff;
3776 			       symbol_present, var_present, offset, depends_on);
3789    var + symbol + offset.  The value of offset is added to OFFSET,
3797 		 unsigned HOST_WIDE_INT *offset, bitmap *depends_on)
3805   *offset += off1 - off2;
3811     return ptr_difference_cost (data, e1, e2, symbol_present, var_present, offset,
3853   unsigned HOST_WIDE_INT ustepi, cstepi, offset = 0;
3893   /* CSTEPI is removed from the offset in case statement is after the
3934       offset = - ratio * int_cst_value (cbase);
3937 			       &symbol_present, &var_present, &offset,
3944 			       &symbol_present, &var_present, &offset,
3953 			       &symbol_present, &var_present, &offset,
3960     offset -= ratio * cstepi;
3966     return cost + get_address_cost (symbol_present, var_present, offset, ratio);
3970   if (!symbol_present && !var_present && !offset)
3983       /* Symbol + offset should be compile-time computable.  */
3984       && (symbol_present || offset))
5520   HOST_WIDE_INT offset, size, maxsize;
5524       aref = get_ref_base_and_extent (sv, &offset, &size, &maxsize);