void
gimple_gen_ic_profiler (histogram_value value, unsigned tag, unsigned base)
{
tree tmp1;
gassign *stmt1, *stmt2, *stmt3;
gimple stmt = value->hvalue.stmt;
gimple_stmt_iterator gsi = gsi_for_stmt (stmt);
tree ref_ptr = tree_coverage_counter_addr (tag, base);
if ( (PARAM_VALUE (PARAM_INDIR_CALL_TOPN_PROFILE) &&
tag == GCOV_COUNTER_V_INDIR) ||
(!PARAM_VALUE (PARAM_INDIR_CALL_TOPN_PROFILE) &&
tag == GCOV_COUNTER_ICALL_TOPNV))
return;
ref_ptr = force_gimple_operand_gsi (&gsi, ref_ptr,
true, NULL_TREE, true, GSI_SAME_STMT);
/* Insert code:
stmt1: __gcov_indirect_call_counters = get_relevant_counter_ptr ();
stmt2: tmp1 = (void *) (indirect call argument value)
stmt3: __gcov_indirect_call_callee = tmp1;
*/
stmt1 = gimple_build_assign (ic_gcov_type_ptr_var, ref_ptr);
tmp1 = make_temp_ssa_name (ptr_void, NULL, "PROF");
stmt2 = gimple_build_assign (tmp1, unshare_expr (value->hvalue.value));
stmt3 = gimple_build_assign (ic_void_ptr_var, gimple_assign_lhs (stmt2));
gsi_insert_before (&gsi, stmt1, GSI_SAME_STMT);
gsi_insert_before (&gsi, stmt2, GSI_SAME_STMT);
gsi_insert_before (&gsi, stmt3, GSI_SAME_STMT);
}
static tree
adjust_return_value_with_ops (enum tree_code code, const char *label,
tree acc, tree op1, gimple_stmt_iterator gsi)
{
tree ret_type = TREE_TYPE (DECL_RESULT (current_function_decl));
tree result = make_temp_ssa_name (ret_type, NULL, label);
gimple stmt;
if (POINTER_TYPE_P (ret_type))
{
gcc_assert (code == PLUS_EXPR && TREE_TYPE (acc) == sizetype);
code = POINTER_PLUS_EXPR;
}
if (types_compatible_p (TREE_TYPE (acc), TREE_TYPE (op1))
&& code != POINTER_PLUS_EXPR)
stmt = gimple_build_assign_with_ops (code, result, acc, op1);
else
{
tree tem;
if (code == POINTER_PLUS_EXPR)
tem = fold_build2 (code, TREE_TYPE (op1), op1, acc);
else
tem = fold_build2 (code, TREE_TYPE (op1),
fold_convert (TREE_TYPE (op1), acc), op1);
tree rhs = fold_convert (ret_type, tem);
rhs = force_gimple_operand_gsi (&gsi, rhs,
false, NULL, true, GSI_SAME_STMT);
stmt = gimple_build_assign (result, rhs);
}
gsi_insert_before (&gsi, stmt, GSI_NEW_STMT);
return result;
}
void
gimple_gen_edge_profiler (int edgeno, edge e)
{
tree ref, one, gcov_type_tmp_var;
gassign *stmt1, *stmt2, *stmt3;
ref = tree_coverage_counter_ref (GCOV_COUNTER_ARCS, edgeno);
one = build_int_cst (gcov_type_node, 1);
gcov_type_tmp_var = make_temp_ssa_name (gcov_type_node,
NULL, "PROF_edge_counter");
stmt1 = gimple_build_assign (gcov_type_tmp_var, ref);
gcov_type_tmp_var = make_temp_ssa_name (gcov_type_node,
NULL, "PROF_edge_counter");
stmt2 = gimple_build_assign (gcov_type_tmp_var, PLUS_EXPR,
gimple_assign_lhs (stmt1), one);
stmt3 = gimple_build_assign (unshare_expr (ref), gimple_assign_lhs (stmt2));
gsi_insert_on_edge (e, stmt1);
gsi_insert_on_edge (e, stmt2);
gsi_insert_on_edge (e, stmt3);
}
static tree
create_tailcall_accumulator (const char *label, basic_block bb, tree init)
{
tree ret_type = TREE_TYPE (DECL_RESULT (current_function_decl));
if (POINTER_TYPE_P (ret_type))
ret_type = sizetype;
tree tmp = make_temp_ssa_name (ret_type, NULL, label);
gimple phi;
phi = create_phi_node (tmp, bb);
/* RET_TYPE can be a float when -ffast-maths is enabled. */
add_phi_arg (phi, fold_convert (ret_type, init), single_pred_edge (bb),
UNKNOWN_LOCATION);
return PHI_RESULT (phi);
}
