diff options
Diffstat (limited to 'gcc/coverage.c')
| -rw-r--r-- | gcc/coverage.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/coverage.c b/gcc/coverage.c index 10db9de83a1..f3a0152ab9b 100644 --- a/gcc/coverage.c +++ b/gcc/coverage.c @@ -442,6 +442,23 @@ tree_coverage_counter_ref (unsigned counter, unsigned no) return build4 (ARRAY_REF, gcov_type_node, tree_ctr_tables[counter], build_int_cst (NULL_TREE, no), NULL, NULL); } + +/* Generate a tree to access the address of COUNTER NO. */ + +tree +tree_coverage_counter_addr (unsigned counter, unsigned no) +{ + tree gcov_type_node = get_gcov_type (); + + gcc_assert (no < fn_n_ctrs[counter] - fn_b_ctrs[counter]); + no += prg_n_ctrs[counter] + fn_b_ctrs[counter]; + + /* "no" here is an array index, scaled to bytes later. */ + return build_fold_addr_expr (build4 (ARRAY_REF, gcov_type_node, + tree_ctr_tables[counter], + build_int_cst (NULL_TREE, no), + NULL, NULL)); +} /* Generate a checksum for a string. CHKSUM is the current checksum. */ |