diff options
Diffstat (limited to 'libctf/ctf-link.c')
| -rw-r--r-- | libctf/ctf-link.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/libctf/ctf-link.c b/libctf/ctf-link.c index ee836054463..d92a6930dd0 100644 --- a/libctf/ctf-link.c +++ b/libctf/ctf-link.c @@ -807,7 +807,12 @@ ctf_link_deduplicating_close_inputs (ctf_dict_t *fp, ctf_dynhash_t *cu_names, return 0; } -/* Do a deduplicating link of all variables in the inputs. */ +/* Do a deduplicating link of all variables in the inputs. + + Also, if we are not omitting the variable section, integrate all symbols from + the symtypetabs into the variable section too. (Duplication with the + symtypetab section in the output will be eliminated at serialization time.) */ + static int ctf_link_deduplicating_variables (ctf_dict_t *fp, ctf_dict_t **inputs, size_t ninputs, int cu_mapped) @@ -820,6 +825,8 @@ ctf_link_deduplicating_variables (ctf_dict_t *fp, ctf_dict_t **inputs, ctf_id_t type; const char *name; + /* First the variables on the inputs. */ + while ((type = ctf_variable_next (inputs[i], &it, &name)) != CTF_ERR) { if (ctf_link_one_variable (fp, inputs[i], name, type, cu_mapped) < 0) @@ -830,6 +837,34 @@ ctf_link_deduplicating_variables (ctf_dict_t *fp, ctf_dict_t **inputs, } if (ctf_errno (inputs[i]) != ECTF_NEXT_END) return ctf_set_errno (fp, ctf_errno (inputs[i])); + + /* Next the symbols. We integrate data symbols even though the compiler + is currently doing the same, to allow the compiler to stop in + future. */ + + while ((type = ctf_symbol_next (inputs[i], &it, &name, 0)) != CTF_ERR) + { + if (ctf_link_one_variable (fp, inputs[i], name, type, 1) < 0) + { + ctf_next_destroy (it); + return -1; /* errno is set for us. */ + } + } + if (ctf_errno (inputs[i]) != ECTF_NEXT_END) + return ctf_set_errno (fp, ctf_errno (inputs[i])); + + /* Finally the function symbols. */ + + while ((type = ctf_symbol_next (inputs[i], &it, &name, 1)) != CTF_ERR) + { + if (ctf_link_one_variable (fp, inputs[i], name, type, 1) < 0) + { + ctf_next_destroy (it); + return -1; /* errno is set for us. */ + } + } + if (ctf_errno (inputs[i]) != ECTF_NEXT_END) + return ctf_set_errno (fp, ctf_errno (inputs[i])); } return 0; } |