diff options
| -rw-r--r-- | opcodes/sparc-dis.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/opcodes/sparc-dis.c b/opcodes/sparc-dis.c index 1dc2e35..271fe41 100644 --- a/opcodes/sparc-dis.c +++ b/opcodes/sparc-dis.c @@ -761,14 +761,15 @@ build_hash_table (table, hash_table, num_opcodes) { register int i; int hash_count[HASH_SIZE]; - struct opcode_hash *hash_buf; + static struct opcode_hash *hash_buf = NULL; /* Start at the end of the table and work backwards so that each chain is sorted. */ - /* ??? Do we really need to sort them now? */ memset (hash_table, 0, HASH_SIZE * sizeof (hash_table[0])); memset (hash_count, 0, HASH_SIZE * sizeof (hash_count[0])); + if (hash_buf != NULL) + free (hash_buf); hash_buf = (struct opcode_hash *) xmalloc (sizeof (struct opcode_hash) * num_opcodes); for (i = num_opcodes - 1; i >= 0; --i) { @@ -805,9 +806,9 @@ print_insn_sparc (memaddr, info) bfd_vma memaddr; disassemble_info *info; { - /* It's not clear that we'll ever switch cpus in a running program. - It could theoretically happen in gdb so we handle it. - ??? There is currently a memory leak but it's not worth the trouble. */ + /* It could happen that we'll switch cpus in a running program. + Consider objdump or gdb. The frequency of occurrence is expected + to be low enough that our clumsy approach is not a problem. */ if (sparc64_p) opcodes_initialized = 0; sparc64_p = 0; @@ -819,9 +820,9 @@ print_insn_sparc64 (memaddr, info) bfd_vma memaddr; disassemble_info *info; { - /* It's not clear that we'll ever switch cpus in a running program. - It could theoretically happen in gdb so we handle it. - ??? There is currently a memory leak but it's not worth the trouble. */ + /* It could happen that we'll switch cpus in a running program. + Consider objdump or gdb. The frequency of occurrence is expected + to be low enough that our clumsy approach is not a problem. */ if (!sparc64_p) opcodes_initialized = 0; sparc64_p = 1; |