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| author | Daniel Jacobowitz <drow@false.org> | 2004-09-20 22:26:21 +0000 |
|---|---|---|
| committer | Daniel Jacobowitz <drow@false.org> | 2004-09-20 22:26:21 +0000 |
| commit | ae038cb03ce649030717a9e6ea7914214371e67e (patch) | |
| tree | 5147d9b2ef221de0cf5aea79b876e051cd767163 /gdb/doc | |
| parent | 987504bb93b4da9529d309ee545de78bc082fab2 (diff) | |
| download | gdb-ae038cb03ce649030717a9e6ea7914214371e67e.zip gdb-ae038cb03ce649030717a9e6ea7914214371e67e.tar.gz gdb-ae038cb03ce649030717a9e6ea7914214371e67e.tar.bz2 | |
gdb/doc/
* gdb.texinfo (Maintenance Commands): Document "maint set dwarf2
max-cache-age" and "maint show dwarf2 max-cache-age".
gdb/
* Makefile.in (dwarf2read.o): Update dependencies.
* dwarf2read.c: Include "command.h" and "gdbcmd.h".
(struct dwarf2_per_objfile): Add all_comp_units, n_comp_units,
and read_in_chain.
(struct dwarf2_cu): Add read_in_chain, per_cu, last_used,
mark, and has_form_ref_addr.
(struct dwarf2_per_cu_data): New.
(dwarf2_max_cache_age): New.
(dwarf2_build_psymtabs_hard): Free cached compilation units
after loading. Create and manage the list of compilation units.
Remove unnecessary NULL initialization. Fix indentation.
(psymtab_to_symtab_1): Initialize all of CU.
(dwarf2_read_abbrevs): Set has_form_ref_addr.
(find_partial_die): Use dwarf2_find_containing_comp_unit
and load_comp_unit.
(free_stack_comp_unit): Update comments. Clear the per-cu
pointer. Handle aging.
(dwarf2_find_containing_comp_unit, free_cached_comp_units)
(age_cached_comp_units, free_one_cached_comp_unit)
(dwarf2_mark, dwarf2_clear_marks, create_all_comp_units)
(load_comp_unit, dwarf2_find_comp_unit, free_one_comp_unit)
(set_dwarf2_cmdlist, show_dwarf2_cmdlist, set_dwarf2_cmd)
(show_dwarf2_cmd): New.
(_initialize_dwarf2_read): Provide "maint set dwarf2 max-cache-age"
and "maint show dwarf2 max-cache-age".
* gdbcmd.h (maintenance_set_cmdlist, maintenance_show_cmdlist): New
externs.
* maint.c (maintenance_set_cmdlist, maintenance_show_cmdlist): Make
global.
Diffstat (limited to 'gdb/doc')
| -rw-r--r-- | gdb/doc/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/doc/gdb.texinfo | 13 |
2 files changed, 18 insertions, 0 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index 7e25a19..67bcf52 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,3 +1,8 @@ +2004-09-20 Daniel Jacobowitz <dan@debian.org> + + * gdb.texinfo (Maintenance Commands): Document "maint set dwarf2 + max-cache-age" and "maint show dwarf2 max-cache-age". + 2004-09-16 Eli Zaretskii <eliz@gnu.org> * gdb.texinfo (Set Breaks): Add index entry for setting diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index cd859e9..d2174ec 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -19551,6 +19551,19 @@ data in a @file{gmon.out} file, be sure to move it to a safe location. Configuring with @samp{--enable-profiling} arranges for @value{GDBN} to be compiled with the @samp{-pg} compiler option. +@kindex maint set dwarf2 max-cache-age +@kindex maint show dwarf2 max-cache-age +@item maint set dwarf2 max-cache-age +@itemx maint show dwarf2 max-cache-age +Control the DWARF 2 compilation unit cache. + +In object files with inter-compilation-unit references, such as those +produced by the GCC option @samp{-feliminate-dwarf2-dups}, the DWARF 2 +reader needs to frequently refer to previously read compilation units. +This setting controls how long a compilation unit will remain in the cache +if it is not referenced. Setting it to zero disables caching, which will +slow down @value{GDBN} startup but reduce memory consumption. + @end table |