diff options
| author | Richard Henderson <rth@redhat.com> | 2002-05-21 18:11:29 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2002-05-21 18:11:29 -0700 |
| commit | 3d78f2e96e29feaff7046c22fdc97aa58bee9688 (patch) | |
| tree | 1d3e8e4b6c824cf31a86c19bd79a5a7767a5a468 /gcc/doc/invoke.texi | |
| parent | f5eb2fc83e49d200496a62d29b3236c6cfd76a91 (diff) | |
| download | gcc-3d78f2e96e29feaff7046c22fdc97aa58bee9688.zip gcc-3d78f2e96e29feaff7046c22fdc97aa58bee9688.tar.gz gcc-3d78f2e96e29feaff7046c22fdc97aa58bee9688.tar.bz2 | |
c-common.h (enum rid): Add RID_THREAD.
* c-common.h (enum rid): Add RID_THREAD.
* c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
(grokdeclarator): Grok __thread.
* c-parse.in (reswords): Add __thread.
(rid_to_yy): Add RID_THREAD.
* cp/lex.c (rid_to_yy): Add RID_THREAD.
* tree.h (DECL_THREAD_LOCAL): New.
(struct tree_decl): Add thread_local_flag.
* print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
* tree.c (staticp): TLS variables are not static.
* target-def.h (TARGET_HAVE_TLS): New.
* target.h (have_tls): New.
* output.h (SECTION_TLS): New.
* varasm.c (assemble_variable): TLS variables can't be common for now.
(default_section_type_flags): Handle .tdata and .tbss.
(default_elf_asm_named_section): Handle SECTION_TLS.
(categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
* flags.h (flag_tls_default): Declare.
* toplev.c (flag_tls_default): Define.
(display_help): Display help for it.
(decode_f_option): Set it.
* doc/extend.texi (Thread-Local): New node describing language-level
thread-local storage.
* doc/invoke.texi (-ftls-model): Document.
* fixinc/inclhack.def (thread_keyword): New.
* fixinc/fixincl.x: Rebuild.
From-SVN: r53715
Diffstat (limited to 'gcc/doc/invoke.texi')
| -rw-r--r-- | gcc/doc/invoke.texi | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 855fcd9..cedabdf 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -677,7 +677,7 @@ in the following sections. -fverbose-asm -fpack-struct -fstack-check @gol -fstack-limit-register=@var{reg} -fstack-limit-symbol=@var{sym} @gol -fargument-alias -fargument-noalias @gol --fargument-noalias-global -fleading-underscore} +-fargument-noalias-global -fleading-underscore -ftls-model=@var{model}} @end table @menu @@ -9915,6 +9915,14 @@ is to help link with legacy assembly code. Be warned that you should know what you are doing when invoking this option, and that not all targets provide complete support for it. + +@item -ftls-model=@var{model} +Alter the thread-local storage model to be used (@pxref{Thread-Local}). +The @var{model} argument should be one of @code{global-dynamic}, +@code{local-dynamic}, @code{initial-exec} or @code{local-exec}. + +The default without @option{-fpic} is @code{initial-exec}; with +@option{-fpic} the default is @code{global-dynamic}. @end table @c man end |