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[thirdparty/gcc.git] / gcc / lto / lang.opt

; Options for the LTO front end.
; Copyright (C) 2008-2021 Free Software Foundation, Inc.
;
; This file is part of GCC.
;
; GCC is free software; you can redistribute it and/or modify it under
; the terms of the GNU General Public License as published by the Free
; Software Foundation; either version 3, or (at your option) any later
; version.
; 
; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
; WARRANTY; without even the implied warranty of MERCHANTABILITY or
; FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
; for more details.
; 
; You should have received a copy of the GNU General Public License
; along with GCC; see the file COPYING3.  If not see
; <http://www.gnu.org/licenses/>.

; See the GCC internals manual for a description of this file's format.

; Please try to keep this file in ASCII collating order.

Language
LTO

Language
LTODump

Enum
Name(lto_linker_output) Type(enum lto_linker_output) UnknownError(unknown linker output %qs)

EnumValue
Enum(lto_linker_output) String(unknown) Value(LTO_LINKER_OUTPUT_UNKNOWN)

EnumValue
Enum(lto_linker_output) String(rel) Value(LTO_LINKER_OUTPUT_REL)

EnumValue
Enum(lto_linker_output) String(nolto-rel) Value(LTO_LINKER_OUTPUT_NOLTOREL)

EnumValue
Enum(lto_linker_output) String(dyn) Value(LTO_LINKER_OUTPUT_DYN)

EnumValue
Enum(lto_linker_output) String(pie) Value(LTO_LINKER_OUTPUT_PIE)

EnumValue
Enum(lto_linker_output) String(exec) Value(LTO_LINKER_OUTPUT_EXEC)

flinker-output=
LTO Driver Joined RejectNegative Enum(lto_linker_output) Var(flag_lto_linker_output) Init(LTO_LINKER_OUTPUT_UNKNOWN)
Set linker output type (used internally during LTO optimization).


fltrans
LTO Var(flag_ltrans)
Run the link-time optimizer in local transformation (LTRANS) mode.

fltrans-output-list=
LTO Joined Var(ltrans_output_list)
Specify a file to which a list of files output by LTRANS is written.

fwpa
LTO Driver
Run the link-time optimizer in whole program analysis (WPA) mode.

fwpa=
LTO Driver RejectNegative Joined Var(flag_wpa)
Whole program analysis (WPA) mode with number of parallel jobs specified.


list
LTODump Var(flag_lto_dump_list)
Call the dump function for variables and function in IL.

demangle
LTODump Var(flag_lto_dump_demangle)
Dump the demangled output.

defined-only
LTODump Var(flag_lto_dump_defined)
Dump only the defined symbols.

print-value
LTODump Var(flag_lto_print_value)
Print the initial values of the variables.

name-sort
LTODump Var(flag_lto_name_sort)
Sort the symbols alphabetically.

size-sort
LTODump Var(flag_lto_size_sort)
Sort the symbols according to size.

reverse-sort
LTODump Var(flag_lto_reverse_sort)
Display the symbols in reverse order.

symbol=
LTODump RejectNegative Joined Var(flag_lto_dump_symbol)

objects
LTODump Var(flag_lto_dump_objects)
Dump the details of LTO objects.

type-stats
LTODump Var(flag_lto_dump_type_stats)
Dump the statistics of tree types.

tree-stats
LTODump Var(flag_lto_tree_stats)
Dump the statistics of trees.

gimple-stats
LTODump Var(flag_lto_gimple_stats)
Dump the statistics of gimple statements.

dump-level=
LTODump RejectNegative Joined Var(flag_dump_level)

dump-body=
LTODump RejectNegative Joined Var(flag_dump_body)

help
LTODump Var(flag_lto_dump_tool_help)
Dump the dump tool command line options.

callgraph
LTODump Var(flag_dump_callgraph)
Dump the symtab callgraph.

fresolution=
LTO Joined
The resolution file.

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