static tree prepare_instrumented_value (block_stmt_iterator *bsi, histogram_value value) { tree val = value->hvalue.value; return force_gimple_operand_bsi (bsi, fold_convert (gcov_type_node, val), true, NULL_TREE); }
static void issue_prefetch_ref (struct mem_ref *ref, unsigned unroll_factor, unsigned ahead) { HOST_WIDE_INT delta; tree addr, addr_base, prefetch, write_p, local; block_stmt_iterator bsi; unsigned n_prefetches, ap; bool nontemporal = ref->reuse_distance >= L2_CACHE_SIZE_BYTES; if (dump_file && (dump_flags & TDF_DETAILS)) fprintf (dump_file, "Issued%s prefetch for %p.\n", nontemporal ? " nontemporal" : "", (void *) ref); bsi = bsi_for_stmt (ref->stmt); n_prefetches = ((unroll_factor + ref->prefetch_mod - 1) / ref->prefetch_mod); addr_base = build_fold_addr_expr_with_type (ref->mem, ptr_type_node); addr_base = force_gimple_operand_bsi (&bsi, unshare_expr (addr_base), true, NULL, true, BSI_SAME_STMT); write_p = ref->write_p ? integer_one_node : integer_zero_node; local = build_int_cst (integer_type_node, nontemporal ? 0 : 3); for (ap = 0; ap < n_prefetches; ap++) { /* Determine the address to prefetch. */ delta = (ahead + ap * ref->prefetch_mod) * ref->group->step; addr = fold_build2 (POINTER_PLUS_EXPR, ptr_type_node, addr_base, size_int (delta)); addr = force_gimple_operand_bsi (&bsi, unshare_expr (addr), true, NULL, true, BSI_SAME_STMT); /* Create the prefetch instruction. */ prefetch = build_call_expr (built_in_decls[BUILT_IN_PREFETCH], 3, addr, write_p, local); bsi_insert_before (&bsi, prefetch, BSI_SAME_STMT); } }
static void issue_prefetch_ref (struct mem_ref *ref, unsigned unroll_factor, unsigned ahead) { HOST_WIDE_INT delta; tree addr, addr_base, prefetch, params, write_p; block_stmt_iterator bsi; unsigned n_prefetches, ap; if (dump_file && (dump_flags & TDF_DETAILS)) fprintf (dump_file, "Issued prefetch for %p.\n", (void *) ref); bsi = bsi_for_stmt (ref->stmt); n_prefetches = ((unroll_factor + ref->prefetch_mod - 1) / ref->prefetch_mod); addr_base = build_fold_addr_expr_with_type (ref->mem, ptr_type_node); addr_base = force_gimple_operand_bsi (&bsi, unshare_expr (addr_base), true, NULL); for (ap = 0; ap < n_prefetches; ap++) { /* Determine the address to prefetch. */ delta = (ahead + ap * ref->prefetch_mod) * ref->group->step; addr = fold_build2 (PLUS_EXPR, ptr_type_node, addr_base, build_int_cst (ptr_type_node, delta)); addr = force_gimple_operand_bsi (&bsi, unshare_expr (addr), true, NULL); /* Create the prefetch instruction. */ write_p = ref->write_p ? integer_one_node : integer_zero_node; params = tree_cons (NULL_TREE, addr, tree_cons (NULL_TREE, write_p, NULL_TREE)); prefetch = build_function_call_expr (built_in_decls[BUILT_IN_PREFETCH], params); bsi_insert_before (&bsi, prefetch, BSI_SAME_STMT); } }
static void tree_gen_one_value_profiler (histogram_value value, unsigned tag, unsigned base) { tree stmt = value->hvalue.stmt; block_stmt_iterator bsi = bsi_for_stmt (stmt); tree ref = tree_coverage_counter_ref (tag, base), ref_ptr; tree args, call, val; ref_ptr = force_gimple_operand_bsi (&bsi, build_addr (ref, current_function_decl), true, NULL_TREE); val = prepare_instrumented_value (&bsi, value); args = tree_cons (NULL_TREE, ref_ptr, tree_cons (NULL_TREE, val, NULL_TREE)); call = build_function_call_expr (tree_one_value_profiler_fn, args); bsi_insert_before (&bsi, call, BSI_SAME_STMT); }