Vendor import of lld trunk r256633:vendor/lld/lld-trunk-r256633

https://llvm.org/svn/llvm-project/lld/trunk@256633

1 files changed, 161 insertions, 0 deletions

diff --git a/ELF/Options.td b/ELF/Options.td
new file mode 100644
index 000000000000..622cbb93bf11
--- /dev/null
+++ b/ELF/Options.td
@@ -0,0 +1,161 @@
+include "llvm/Option/OptParser.td"
+
+def Bsymbolic: Flag<["-"], "Bsymbolic">,
+  HelpText<"Bind defined symbols locally">;
+
+def Bdynamic: Flag<["-"], "Bdynamic">,
+  HelpText<"Link against shared libraries">;
+
+def Bstatic: Flag<["-"], "Bstatic">,
+  HelpText<"Do not link against shared libraries">;
+
+def L : JoinedOrSeparate<["-"], "L">, MetaVarName<"<dir>">,
+  HelpText<"Directory to search for libraries">;
+
+def O : Joined<["-"], "O">, HelpText<"Optimize">;
+
+def allow_multiple_definition: Flag<["--"], "allow-multiple-definition">,
+  HelpText<"Allow multiple definitions">;
+
+def allow_shlib_undefined : Flag<["--", "-"], "allow-shlib-undefined">;
+
+def as_needed : Flag<["--"], "as-needed">;
+
+def disable_new_dtags : Flag<["--"], "disable-new-dtags">,
+  HelpText<"Disable new dynamic tags">;
+
+def discard_all : Flag<["-"], "discard-all">,
+  HelpText<"Delete all local symbols">;
+
+def discard_locals : Flag<["-"], "discard-locals">,
+  HelpText<"Delete temporary local symbols">;
+
+def discard_none : Flag<["-"], "discard-none">,
+  HelpText<"Keep all symbols in the symbol table">;
+
+def dynamic_linker : Separate<["--", "-"], "dynamic-linker">,
+  HelpText<"Which dynamic linker to use">;
+
+def enable_new_dtags : Flag<["--"], "enable-new-dtags">,
+  HelpText<"Enable new dynamic tags">;
+
+def entry : Separate<["--", "-"], "entry">, MetaVarName<"<entry>">,
+  HelpText<"Name of entry point symbol">;
+
+def export_dynamic : Flag<["--", "-"], "export-dynamic">,
+  HelpText<"Put symbols in the dynamic symbol table">;
+
+def fini : Separate<["-"], "fini">, MetaVarName<"<symbol>">,
+  HelpText<"Specify a finalizer function">;
+
+def hash_style : Separate<["--", "-"], "hash-style">,
+  HelpText<"Specify hash style (sysv, gnu or both)">;
+
+def gc_sections : Flag<["--"], "gc-sections">,
+  HelpText<"Enable garbage collection of unused sections">;
+
+def init : Separate<["-"], "init">, MetaVarName<"<symbol>">,
+  HelpText<"Specify an initializer function">;
+
+def l : JoinedOrSeparate<["-"], "l">, MetaVarName<"<libName>">,
+  HelpText<"Root name of library to use">;
+
+def m : JoinedOrSeparate<["-"], "m">,
+  HelpText<"Set target emulation">;
+
+def no_allow_shlib_undefined : Flag<["--"], "no-allow-shlib-undefined">;
+
+def no_as_needed : Flag<["--"], "no-as-needed">;
+
+def no_whole_archive : Flag<["--", "-"], "no-whole-archive">,
+  HelpText<"Restores the default behavior of loading archive members">;
+
+def noinhibit_exec : Flag<["--"], "noinhibit-exec">,
+  HelpText<"Retain the executable output file whenever it is still usable">;
+
+def no_undefined : Flag<["--"], "no-undefined">,
+  HelpText<"Report unresolved symbols even if the linker is creating a shared library">;
+
+def o : Separate<["-"], "o">, MetaVarName<"<path>">,
+  HelpText<"Path to file to write output">;
+
+def print_gc_sections: Flag<["--"], "print-gc-sections">,
+  HelpText<"List removed unused sections">;
+
+def rpath : Separate<["-"], "rpath">,
+  HelpText<"Add a DT_RUNPATH to the output">;
+
+def relocatable : Flag<["--"], "relocatable">;
+
+def script : Separate<["--"], "script">, HelpText<"Read linker script">;
+
+def shared : Flag<["-"], "shared">,
+  HelpText<"Build a shared object">;
+
+def soname : Joined<["-"], "soname=">,
+  HelpText<"Set DT_SONAME">;
+
+def strip_all : Flag<["--"], "strip-all">,
+  HelpText<"Strip all symbols">;
+
+def sysroot : Joined<["--"], "sysroot=">,
+  HelpText<"Set the system root">;
+
+def undefined : Joined<["--"], "undefined=">,
+  HelpText<"Force undefined symbol during linking">;
+
+def verbose : Flag<["--"], "verbose">;
+
+def whole_archive : Flag<["--", "-"], "whole-archive">,
+  HelpText<"Force load of all members in a static library">;
+
+def z : JoinedOrSeparate<["-"], "z">, MetaVarName<"<option>">,
+  HelpText<"Linker option extensions">;
+
+// Aliases
+def alias_Bdynamic_call_shared: Flag<["-"], "call_shared">, Alias<Bdynamic>;
+def alias_Bdynamic_dy: Flag<["-"], "dy">, Alias<Bdynamic>;
+def alias_Bstatic_dn: Flag<["-"], "dn">, Alias<Bstatic>;
+def alias_Bstatic_non_shared: Flag<["-"], "non_shared">, Alias<Bstatic>;
+def alias_Bstatic_static: Flag<["-"], "static">, Alias<Bstatic>;
+def alias_L__library_path : Joined<["--"], "library-path=">, Alias<L>;
+def alias_discard_all_x: Flag<["-"], "x">, Alias<discard_all>;
+def alias_discard_locals_X: Flag<["-"], "X">, Alias<discard_locals>;
+def alias_entry_e : Separate<["-"], "e">, Alias<entry>;
+def alias_export_dynamic_E: Flag<["-"], "E">, Alias<export_dynamic>;
+def alias_fini_fini : Joined<["-"], "fini=">, Alias<fini>;
+def alias_hash_style_hash_style : Joined<["--", "-"], "hash-style=">, Alias<hash_style>;
+def alias_init_init : Joined<["-"], "init=">, Alias<init>;
+def alias_l__library : Joined<["--"], "library=">, Alias<l>;
+def alias_o_output : Joined<["--"], "output=">, Alias<o>;
+def alias_rpath_rpath : Joined<["-"], "rpath=">, Alias<rpath>;
+def alias_relocatable_r : Flag<["-"], "r">, Alias<relocatable>;
+def alias_shared_Bshareable : Flag<["-"], "Bshareable">, Alias<shared>;
+def alias_soname_h : Separate<["-"], "h">, Alias<soname>;
+def alias_soname_soname : Separate<["-"], "soname">, Alias<soname>;
+def alias_script_T : Separate<["-"], "T">, Alias<script>;
+def alias_strip_all: Flag<["-"], "s">, Alias<strip_all>;
+def alias_undefined_u : Separate<["-"], "u">, Alias<undefined>;
+
+// Our symbol resolution algorithm handles symbols in archive files differently
+// than traditional linkers, so we don't need --start-group and --end-group.
+// These options are recongized for compatibility but ignored.
+def end_group : Flag<["--"], "end-group">;
+def end_group_paren: Flag<["-"], ")">;
+def start_group : Flag<["--"], "start-group">;
+def start_group_paren: Flag<["-"], "(">;
+
+// Options listed below are silently ignored for now for compatibility.
+def build_id : Flag<["--"], "build-id">;
+def eh_frame_hdr : Flag<["--"], "eh-frame-hdr">;
+def fatal_warnings : Flag<["--"], "fatal-warnings">;
+def no_add_needed : Flag<["--"], "no-add-needed">;
+def no_fatal_warnings : Flag<["--"], "no-fatal-warnings">;
+def no_warn_mismatch : Flag<["--"], "no-warn-mismatch">;
+def version_script : Separate<["--"], "version-script">;
+def warn_common : Flag<["--"], "warn-common">;
+def warn_shared_textrel : Flag<["--"], "warn-shared-textrel">;
+def G : Separate<["-"], "G">;
+
+// Aliases for ignored options
+def alias_version_script_version_script : Joined<["--"], "version-script=">, Alias<version_script>;