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| author | Frank Ch. Eigler <fche@elastic.org> | 2009-09-22 17:35:54 -0400 |
|---|---|---|
| committer | Frank Ch. Eigler <fche@elastic.org> | 2009-09-22 17:37:01 -0400 |
| commit | 759e1d7665f9367650262b0aae18c18e3cc8d60f (patch) | |
| tree | a44bbc48dd83274dcc3254daf765d240b6e82d71 /tapsets.cxx | |
| parent | 4ad42007734cc4c12b9addd67542f4f76230434e (diff) | |
| download | systemtap-steved-759e1d7665f9367650262b0aae18c18e3cc8d60f.tar.gz systemtap-steved-759e1d7665f9367650262b0aae18c18e3cc8d60f.tar.xz systemtap-steved-759e1d7665f9367650262b0aae18c18e3cc8d60f.zip | |
optimization: reduce generated C code size
* tapsets.cxx (uprobe_derived_probe_group::emit_module_decls): Don't
emit unnecessary 0 initializers for .tfi and .sdt_semaphore_addr.
Diffstat (limited to 'tapsets.cxx')
| -rw-r--r-- | tapsets.cxx | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/tapsets.cxx b/tapsets.cxx index 8dda3918..0767d4bf 100644 --- a/tapsets.cxx +++ b/tapsets.cxx @@ -4457,15 +4457,14 @@ uprobe_derived_probe_group::emit_module_decls (systemtap_session& s) s.op->newline() << "{"; string key = make_pbm_key (p); unsigned value = module_index[key]; - s.op->line() << " .tfi=" << value << ","; + if (value != 0) + s.op->line() << " .tfi=" << value << ","; s.op->line() << " .address=(unsigned long)0x" << hex << p->addr << dec << "ULL,"; s.op->line() << " .pp=" << lex_cast_qstring (*p->sole_location()) << ","; s.op->line() << " .ph=&" << p->name << ","; map<derived_probe*, Dwarf_Addr>::iterator its = s.sdt_semaphore_addr.find(p); - if (its == s.sdt_semaphore_addr.end()) - s.op->line() << " .sdt_sem_address=(unsigned long)0x0,"; - else + if (its != s.sdt_semaphore_addr.end()) s.op->line() << " .sdt_sem_address=(unsigned long)0x" << hex << its->second << dec << "ULL,"; |