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| author | Alan Modra <amodra@gmail.com> | 2022-03-08 22:49:52 +1030 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2022-03-09 14:10:00 +1030 |
| commit | 4afc8894393b31dae6845ef1f6e4cddf9ef5b165 (patch) | |
| tree | 63f80e85241147e4253b836817e9064edbc7cd44 /gas | |
| parent | 2e79bbf1e2a546a0686c61a1432d2c1afc24efce (diff) | |
| download | gdb-4afc8894393b31dae6845ef1f6e4cddf9ef5b165.zip gdb-4afc8894393b31dae6845ef1f6e4cddf9ef5b165.tar.gz gdb-4afc8894393b31dae6845ef1f6e4cddf9ef5b165.tar.bz2 | |
Reduce duplicated symbol_clone_if_forward_ref work
* symbol.c (struct symbol_flags): Add forward_resolved.
(symbol_entry_find): Update needle initialisation.
(symbol_clone_if_forward_ref): Do no work when forward_resolved
is already set. Set forward_resolved.
Diffstat (limited to 'gas')
| -rw-r--r-- | gas/symbols.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/gas/symbols.c b/gas/symbols.c index 2a0ee77..b35c6d2 100644 --- a/gas/symbols.c +++ b/gas/symbols.c @@ -61,8 +61,10 @@ struct symbol_flags /* Whether the symbol can be re-defined. */ unsigned int volatil : 1; - /* Whether the symbol is a forward reference. */ + /* Whether the symbol is a forward reference, and whether such has + been determined. */ unsigned int forward_ref : 1; + unsigned int forward_resolved : 1; /* This is set if the symbol is defined in an MRI common section. We handle such sections as single common symbols, so symbols @@ -202,7 +204,7 @@ static void * symbol_entry_find (htab_t table, const char *name) { hashval_t hash = htab_hash_string (name); - symbol_entry_t needle = { { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + symbol_entry_t needle = { { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, hash, name, 0, 0, 0 } }; return htab_find_with_hash (table, &needle, hash); } @@ -777,7 +779,9 @@ symbol_clone (symbolS *orgsymP, int replace) symbolS * symbol_clone_if_forward_ref (symbolS *symbolP, int is_forward) { - if (symbolP && !symbolP->flags.local_symbol) + if (symbolP + && !symbolP->flags.local_symbol + && !symbolP->flags.forward_resolved) { symbolS *orig_add_symbol = symbolP->x->value.X_add_symbol; symbolS *orig_op_symbol = symbolP->x->value.X_op_symbol; @@ -830,6 +834,7 @@ symbol_clone_if_forward_ref (symbolS *symbolP, int is_forward) symbolP->x->value.X_add_symbol = add_symbol; symbolP->x->value.X_op_symbol = op_symbol; + symbolP->flags.forward_resolved = 1; } return symbolP; |