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Add --hash-size switch to the linker

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This commit is contained in:
Nick Clifton
2004-05-21 15:38:04 +00:00
parent 8377c19cc4
commit 2d643429de
12 changed files with 131 additions and 22 deletions
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22
ld/lexsup.c
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@ -118,6 +118,7 @@ enum option_values
OPTION_FORCE_EXE_SUFFIX,
OPTION_GC_SECTIONS,
OPTION_NO_GC_SECTIONS,
OPTION_HASH_SIZE,
OPTION_CHECK_SECTIONS,
OPTION_NO_CHECK_SECTIONS,
OPTION_NO_UNDEFINED,
@ -328,6 +329,8 @@ static const struct ld_option ld_options[] =
{ {"no-gc-sections", no_argument, NULL, OPTION_NO_GC_SECTIONS},
'\0', NULL, N_("Don't remove unused sections (default)"),
TWO_DASHES },
{ {"hash-size=<NUMBER>", required_argument, NULL, OPTION_HASH_SIZE},
'\0', NULL, N_("Set default hash table size close to <NUMBER>"), TWO_DASHES },
{ {"help", no_argument, NULL, OPTION_HELP},
'\0', NULL, N_("Print option help"), TWO_DASHES },
{ {"init", required_argument, NULL, OPTION_INIT},
@ -364,6 +367,8 @@ static const struct ld_option ld_options[] =
'\0', N_("TARGET"), N_("Specify target of output file"), EXACTLY_TWO_DASHES },
{ {"qmagic", no_argument, NULL, OPTION_IGNORE},
'\0', NULL, N_("Ignored for Linux compatibility"), ONE_DASH },
{ {"reduce-memory-overheads", no_argument, NULL, OPTION_REDUCE_MEMORY_OVERHEADS},
'\0', NULL, N_("Reduce memory overheads, possibly taking much longer"), TWO_DASHES },
{ {"relax", no_argument, NULL, OPTION_RELAX},
'\0', NULL, N_("Relax branches on certain targets"), TWO_DASHES },
{ {"retain-symbols-file", required_argument, NULL,
@ -447,8 +452,6 @@ static const struct ld_option ld_options[] =
'\0', NULL, N_("Always set DT_NEEDED for following dynamic libs"), TWO_DASHES },
{ {"wrap", required_argument, NULL, OPTION_WRAP},
'\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES },
{ {"reduce-memory-overheads", no_argument, NULL, OPTION_REDUCE_MEMORY_OVERHEADS},
'\0', NULL, N_("reduce memory overheads, possibly taking much longer"), TWO_DASHES },
};
#define OPTION_COUNT ARRAY_SIZE (ld_options)
@ -1224,9 +1227,24 @@ parse_args (unsigned argc, char **argv)
case OPTION_FINI:
link_info.fini_function = optarg;
break;
case OPTION_REDUCE_MEMORY_OVERHEADS:
command_line.reduce_memory_overheads = TRUE;
if (config.hash_table_size == 0)
config.hash_table_size = 1021;
break;
case OPTION_HASH_SIZE:
{
bfd_size_type new_size;
new_size = strtoul (optarg, NULL, 0);
if (new_size)
config.hash_table_size = new_size;
else
einfo (_("%P%X: --hash-size needs a numeric argument\n"));
}
break;
}
}