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/rad_pdb_hash_type_names:lenient

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Less aggressive optimization for type names. When lenient enabled, linker
replaces only mangled names and compiler generated lambda types.
This commit is contained in:
Nikita Smith
2024-10-30 15:56:10 -07:00
parent 339f43919c
commit eba7500f73
5 changed files with 167 additions and 47 deletions
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src/linker/lnk_config.c
+36 -2
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@@ -137,7 +137,7 @@ read_only struct
{ LNK_CmdSwitch_Rad_MtPath, "RAD_MT_PATH", ":EXEPATH", "Path to manifest tool." },
{ LNK_CmdSwitch_Rad_OsVer, "RAD_OS_VER", ":##,##", "" },
{ LNK_CmdSwitch_Rad_PageSize, "RAD_PAGE_SIZE", ":#", "Must be power of two." },
{ LNK_CmdSwitch_Rad_PdbHashTypeNames, "RAD_PDB_HASH_TYPE_NAMES", ":[NO]", "Replace type names in LF_STRUCTURE and LF_CLASS with hashes." },
{ LNK_CmdSwitch_Rad_PdbHashTypeNames, "RAD_PDB_HASH_TYPE_NAMES", ":{NONE|LENIENT|FULL}", "Replace type names in LF_STRUCTURE and LF_CLASS with hashes." },
{ LNK_CmdSwitch_Rad_PdbHashTypeNameMap, "RAD_PDB_HASH_TYPE_NAME_MAP", ":FILENAME", "Produce map file with hash -> type name mappings." },
{ LNK_CmdSwitch_Rad_PdbHashTypeNameLength, "RAD_PDB_HASH_TYPE_NAME_LENGTH", ":#", "Number of hash bytes to use to replace type name. Default 8 bytes (Max 16)." },
{ LNK_CmdSwitch_Rad_PathStyle, "RAD_PATH_STYLE", ":{WindowsAbsolute|UnixAbsolute}", "" },
@@ -227,6 +227,27 @@ lnk_debug_mode_from_string(String8 string)
return LNK_DebugMode_Null;
}
read_only struct
{
char *name;
LNK_TypeNameHashMode mode;
} g_type_name_hash_mode_map[] = {
{ "none", LNK_TypeNameHashMode_None },
{ "lenient", LNK_TypeNameHashMode_Lenient },
{ "full", LNK_TypeNameHashMode_Full }
};
internal LNK_TypeNameHashMode
lnk_type_name_hash_mode_from_string(String8 string)
{
for (U64 i = 0; i < ArrayCount(g_type_name_hash_mode_map); ++i) {
if (str8_match(str8_cstring(g_type_name_hash_mode_map[i].name), string, StringMatchFlag_CaseInsensitive)) {
return g_type_name_hash_mode_map[i].mode;
}
}
return LNK_TypeNameHashMode_Null;
}
////////////////////////////////
internal LNK_CmdOption *
@@ -928,6 +949,7 @@ lnk_config_from_cmd_line(Arena *arena, String8List raw_cmd_line)
config->heap_commit = KB(1);
config->stack_reserve = MB(1);
config->stack_commit = KB(1);
config->pdb_hash_type_names = LNK_TypeNameHashMode_None;
config->pdb_hash_type_name_length = 8;
// process command line switches
@@ -1590,7 +1612,19 @@ lnk_config_from_cmd_line(Arena *arena, String8List raw_cmd_line)
} break;
case LNK_CmdSwitch_Rad_PdbHashTypeNames: {
lnk_cmd_switch_parse_flag(cmd->value_strings, cmd_switch, &config->pdb_hash_type_names);
String8 mode_string = str8_list_first(&cmd->value_strings);
LNK_TypeNameHashMode mode;
if (mode_string.size == 0) {
config->pdb_hash_type_names = LNK_TypeNameHashMode_Lenient;
} else {
mode = lnk_type_name_hash_mode_from_string(mode_string);
if (mode == LNK_TypeNameHashMode_Null) {
lnk_error_cmd_switch(LNK_Error_Cmdl, cmd_switch, "unknown parameter: \"%S\"", mode_string);
} else {
config->pdb_hash_type_names = mode;
}
}
} break;
case LNK_CmdSwitch_Rad_PdbHashTypeNameMap: {