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| author | Richard Sandiford <rdsandiford@googlemail.com> | 2010-07-12 18:53:01 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2010-07-12 18:53:01 +0000 |
| commit | 3bd36029de1b586b49b3b021385b275ba5427611 (patch) | |
| tree | 31082728f6e9907bb69ff117b048b63b0e31d51a /gcc/toplev.c | |
| parent | 7beb0596ea999005a74327e48c6174988eb61ced (diff) | |
| download | gcc-3bd36029de1b586b49b3b021385b275ba5427611.zip gcc-3bd36029de1b586b49b3b021385b275ba5427611.tar.gz gcc-3bd36029de1b586b49b3b021385b275ba5427611.tar.bz2 | |
tm.texi.in (SWITCHABLE_TARGET): Document.
gcc/
* doc/tm.texi.in (SWITCHABLE_TARGET): Document.
* doc/tm.texi: Regenerate.
* Makefile.in (OBJS-common): Add target-globals.o.
(gtype-desc.o): Depend on $(IPA_PROP_H), $(LTO_STREAMER_H)
and target-globals.h.
(target-globals.o): New rule.
(GTFILES): Include $(srcdir)/target-globals.h.
* defaults.h (SWITCHABLE_TARGET): Define.
* gengtype.c (open_base_files): Add target-globals.h to the
list of includes.
* target-globals.h: New file.
* target-globals.c: Likewise.
* Makefile.in (target-globals.o): Depend on $(FLAGS_H).
* flags.h (target_flag_state): New structure.
(default_target_flag_state): Declare.
(this_target_flag_state): Declare as a variable or define as a macro.
(align_loops_log): Redefine as a macro.
(align_loops_max_skip, align_jumps_log): Likewise.
(align_jumps_max_skip, align_labels_log): Likewise.
(align_labels_max_skip, align_functions_log): Likewise.
* toplev.c (default_target_flag_state): New variable.
(this_target_flag_state): New conditional variable.
(align_loops_log): Delete.
(align_loops_max_skip, align_jumps_log): Likewise.
(align_jumps_max_skip, align_labels_log): Likewise.
(align_labels_max_skip, align_functions_log): Likewise.
* target-globals.h (this_target_flag_state): Declare.
(target_globals): Add a flag_state field.
(restore_target_globals): Copy the flag_state field to
this_target_flag_state.
* target-globals.c: Include flags.h.
(default_target_globals): Initialize the flag_state field.
(save_target_globals): Likewise.
From-SVN: r162086
Diffstat (limited to 'gcc/toplev.c')
| -rw-r--r-- | gcc/toplev.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index 276ae7e..1472579 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -317,18 +317,12 @@ enum stack_check_type flag_stack_check = NO_STACK_CHECK; bool user_defined_section_attribute = false; -/* Values of the -falign-* flags: how much to align labels in code. - 0 means `use default', 1 means `don't align'. - For each variable, there is an _log variant which is the power - of two not less than the variable, for .align output. */ - -int align_loops_log; -int align_loops_max_skip; -int align_jumps_log; -int align_jumps_max_skip; -int align_labels_log; -int align_labels_max_skip; -int align_functions_log; +struct target_flag_state default_target_flag_state; +#if SWITCHABLE_TARGET +struct target_flag_state *this_target_flag_state = &default_target_flag_state; +#else +#define this_target_flag_state (&default_target_flag_state) +#endif typedef struct { |