Example #1
0
void
streamer_pack_tree_bitfields (struct output_block *ob,
			      struct bitpack_d *bp, tree expr)
{
  enum tree_code code;

  code = TREE_CODE (expr);

  /* Note that all these functions are highly sensitive to changes in
     the types and sizes of each of the fields being packed.  */
  pack_ts_base_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_INT_CST))
    pack_ts_int_cst_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_REAL_CST))
    pack_ts_real_cst_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_FIXED_CST))
    pack_ts_fixed_cst_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL))
    stream_output_location (ob, bp, DECL_SOURCE_LOCATION (expr));

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
    pack_ts_decl_common_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL))
    pack_ts_decl_wrtl_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS))
    pack_ts_decl_with_vis_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL))
    pack_ts_function_decl_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON))
    pack_ts_type_common_value_fields (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_EXP))
    stream_output_location (ob, bp, EXPR_LOCATION (expr));

  if (CODE_CONTAINS_STRUCT (code, TS_BLOCK))
    pack_ts_block_value_fields (ob, bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL))
    pack_ts_translation_unit_decl_value_fields (ob, bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION))
    pack_ts_target_option (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION))
    pack_ts_optimization (bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_BINFO))
    bp_pack_var_len_unsigned (bp, vec_safe_length (BINFO_BASE_ACCESSES (expr)));

  if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR))
    bp_pack_var_len_unsigned (bp, CONSTRUCTOR_NELTS (expr));
}
Example #2
0
static void
pack_ts_block_value_fields (struct output_block *ob,
			    struct bitpack_d *bp, tree expr)
{
  bp_pack_value (bp, BLOCK_ABSTRACT (expr), 1);
  /* BLOCK_NUMBER is recomputed.  */
  /* Stream BLOCK_SOURCE_LOCATION for the limited cases we can handle - those
     that represent inlined function scopes.
     For the rest them on the floor instead of ICEing in dwarf2out.c.  */
  if (inlined_function_outer_scope_p (expr))
    stream_output_location (ob, bp, BLOCK_SOURCE_LOCATION (expr));
  else
    stream_output_location (ob, bp, UNKNOWN_LOCATION);
}
Example #3
0
static void
pack_ts_omp_clause_value_fields (struct output_block *ob,
				 struct bitpack_d *bp, tree expr)
{
  stream_output_location (ob, bp, OMP_CLAUSE_LOCATION (expr));
  switch (OMP_CLAUSE_CODE (expr))
    {
    case OMP_CLAUSE_DEFAULT:
      bp_pack_enum (bp, omp_clause_default_kind, OMP_CLAUSE_DEFAULT_LAST,
		    OMP_CLAUSE_DEFAULT_KIND (expr));
      break;
    case OMP_CLAUSE_SCHEDULE:
      bp_pack_enum (bp, omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_LAST,
		    OMP_CLAUSE_SCHEDULE_KIND (expr));
      break;
    case OMP_CLAUSE_DEPEND:
      bp_pack_enum (bp, omp_clause_depend_kind, OMP_CLAUSE_DEPEND_LAST,
		    OMP_CLAUSE_DEPEND_KIND (expr));
      break;
    case OMP_CLAUSE_MAP:
      bp_pack_enum (bp, gomp_map_kind, GOMP_MAP_LAST,
		    OMP_CLAUSE_MAP_KIND (expr));
      break;
    case OMP_CLAUSE_PROC_BIND:
      bp_pack_enum (bp, omp_clause_proc_bind_kind, OMP_CLAUSE_PROC_BIND_LAST,
		    OMP_CLAUSE_PROC_BIND_KIND (expr));
      break;
    case OMP_CLAUSE_REDUCTION:
      bp_pack_enum (bp, tree_code, MAX_TREE_CODES,
		    OMP_CLAUSE_REDUCTION_CODE (expr));
      break;
    default:
      break;
    }
}
Example #4
0
static void
output_phi (struct output_block *ob, gimple phi)
{
  unsigned i, len = gimple_phi_num_args (phi);

  streamer_write_record_start (ob, lto_gimple_code_to_tag (GIMPLE_PHI));
  streamer_write_uhwi (ob, SSA_NAME_VERSION (PHI_RESULT (phi)));

  for (i = 0; i < len; i++)
    {
      stream_write_tree (ob, gimple_phi_arg_def (phi, i), true);
      streamer_write_uhwi (ob, gimple_phi_arg_edge (phi, i)->src->index);
      bitpack_d bp = bitpack_create (ob->main_stream);
      stream_output_location (ob, &bp, gimple_phi_arg_location (phi, i));
      streamer_write_bitpack (&bp);
    }
}
Example #5
0
static void
output_gimple_stmt (struct output_block *ob, gimple stmt)
{
  unsigned i;
  enum gimple_code code;
  enum LTO_tags tag;
  struct bitpack_d bp;
  histogram_value hist;

  /* Emit identifying tag.  */
  code = gimple_code (stmt);
  tag = lto_gimple_code_to_tag (code);
  streamer_write_record_start (ob, tag);

  /* Emit the tuple header.  */
  bp = bitpack_create (ob->main_stream);
  bp_pack_var_len_unsigned (&bp, gimple_num_ops (stmt));
  bp_pack_value (&bp, gimple_no_warning_p (stmt), 1);
  if (is_gimple_assign (stmt))
    bp_pack_value (&bp, gimple_assign_nontemporal_move_p (stmt), 1);
  bp_pack_value (&bp, gimple_has_volatile_ops (stmt), 1);
  hist = gimple_histogram_value (cfun, stmt);
  bp_pack_value (&bp, hist != NULL, 1);
  bp_pack_var_len_unsigned (&bp, stmt->gsbase.subcode);

  /* Emit location information for the statement.  */
  stream_output_location (ob, &bp, LOCATION_LOCUS (gimple_location (stmt)));
  streamer_write_bitpack (&bp);

  /* Emit the lexical block holding STMT.  */
  stream_write_tree (ob, gimple_block (stmt), true);

  /* Emit the operands.  */
  switch (gimple_code (stmt))
    {
    case GIMPLE_RESX:
      streamer_write_hwi (ob, gimple_resx_region (stmt));
      break;

    case GIMPLE_EH_MUST_NOT_THROW:
      stream_write_tree (ob, gimple_eh_must_not_throw_fndecl (stmt), true);
      break;

    case GIMPLE_EH_DISPATCH:
      streamer_write_hwi (ob, gimple_eh_dispatch_region (stmt));
      break;

    case GIMPLE_ASM:
      streamer_write_uhwi (ob, gimple_asm_ninputs (stmt));
      streamer_write_uhwi (ob, gimple_asm_noutputs (stmt));
      streamer_write_uhwi (ob, gimple_asm_nclobbers (stmt));
      streamer_write_uhwi (ob, gimple_asm_nlabels (stmt));
      streamer_write_string (ob, ob->main_stream, gimple_asm_string (stmt),
			     true);
      /* Fallthru  */

    case GIMPLE_ASSIGN:
    case GIMPLE_CALL:
    case GIMPLE_RETURN:
    case GIMPLE_SWITCH:
    case GIMPLE_LABEL:
    case GIMPLE_COND:
    case GIMPLE_GOTO:
    case GIMPLE_DEBUG:
      for (i = 0; i < gimple_num_ops (stmt); i++)
	{
	  tree op = gimple_op (stmt, i);
	  tree *basep = NULL;
	  /* Wrap all uses of non-automatic variables inside MEM_REFs
	     so that we do not have to deal with type mismatches on
	     merged symbols during IL read in.  The first operand
	     of GIMPLE_DEBUG must be a decl, not MEM_REF, though.  */
	  if (op && (i || !is_gimple_debug (stmt)))
	    {
	      basep = &op;
	      while (handled_component_p (*basep))
		basep = &TREE_OPERAND (*basep, 0);
	      if (TREE_CODE (*basep) == VAR_DECL
		  && !auto_var_in_fn_p (*basep, current_function_decl)
		  && !DECL_REGISTER (*basep))
		{
		  bool volatilep = TREE_THIS_VOLATILE (*basep);
		  *basep = build2 (MEM_REF, TREE_TYPE (*basep),
				   build_fold_addr_expr (*basep),
				   build_int_cst (build_pointer_type
						  (TREE_TYPE (*basep)), 0));
		  TREE_THIS_VOLATILE (*basep) = volatilep;
		}
	      else
		basep = NULL;
	    }
	  stream_write_tree (ob, op, true);
	  /* Restore the original base if we wrapped it inside a MEM_REF.  */
	  if (basep)
	    *basep = TREE_OPERAND (TREE_OPERAND (*basep, 0), 0);
	}
      if (is_gimple_call (stmt))
	{
	  if (gimple_call_internal_p (stmt))
	    streamer_write_enum (ob->main_stream, internal_fn,
				 IFN_LAST, gimple_call_internal_fn (stmt));
	  else
	    stream_write_tree (ob, gimple_call_fntype (stmt), true);
	}
      break;

    case GIMPLE_NOP:
    case GIMPLE_PREDICT:
      break;

    case GIMPLE_TRANSACTION:
      gcc_assert (gimple_transaction_body (stmt) == NULL);
      stream_write_tree (ob, gimple_transaction_label (stmt), true);
      break;

    default:
      gcc_unreachable ();
    }
  if (hist)
    stream_out_histogram_value (ob, hist);
}
Example #6
0
void
streamer_write_tree_bitfields (struct output_block *ob, tree expr)
{
  bitpack_d bp = bitpack_create (ob->main_stream);
  enum tree_code code;

  code = TREE_CODE (expr);

  /* Note that all these functions are highly sensitive to changes in
     the types and sizes of each of the fields being packed.  */
  pack_ts_base_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_INT_CST))
    pack_ts_int_cst_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_REAL_CST))
    pack_ts_real_cst_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_FIXED_CST))
    pack_ts_fixed_cst_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_MINIMAL))
    stream_output_location (ob, &bp, DECL_SOURCE_LOCATION (expr));

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
    pack_ts_decl_common_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL))
    pack_ts_decl_wrtl_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS))
    pack_ts_decl_with_vis_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL))
    pack_ts_function_decl_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_TYPE_COMMON))
    pack_ts_type_common_value_fields (&bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_EXP))
    {
      stream_output_location (ob, &bp, EXPR_LOCATION (expr));
      if (code == MEM_REF
	  || code == TARGET_MEM_REF)
	{
	  bp_pack_value (&bp, MR_DEPENDENCE_CLIQUE (expr), sizeof (short) * 8);
	  if (MR_DEPENDENCE_CLIQUE (expr) != 0)
	    bp_pack_value (&bp, MR_DEPENDENCE_BASE (expr), sizeof (short) * 8);
	}
    }

  if (CODE_CONTAINS_STRUCT (code, TS_BLOCK))
    pack_ts_block_value_fields (ob, &bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL))
    pack_ts_translation_unit_decl_value_fields (ob, &bp, expr);

  if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION))
    cl_optimization_stream_out (&bp, TREE_OPTIMIZATION (expr));

  if (CODE_CONTAINS_STRUCT (code, TS_BINFO))
    bp_pack_var_len_unsigned (&bp, vec_safe_length (BINFO_BASE_ACCESSES (expr)));

  if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR))
    bp_pack_var_len_unsigned (&bp, CONSTRUCTOR_NELTS (expr));

  if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION)
      /* Don't stream these when passing things to a different target.  */
      && !lto_stream_offload_p)
    cl_target_option_stream_out (ob, &bp, TREE_TARGET_OPTION (expr));

  if (code == OMP_CLAUSE)
    pack_ts_omp_clause_value_fields (ob, &bp, expr);

  streamer_write_bitpack (&bp);
}