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| author | vmakarov <vmakarov@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-01-06 03:50:07 +0000 |
|---|---|---|
| committer | vmakarov <vmakarov@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-01-06 03:50:07 +0000 |
| commit | 95c83f01dfe88f30b6b4b16dff9765e4e6314257 (patch) | |
| tree | 3ab87fe84116bf920cb2e70b665eec2ced158fdf /gcc/params.def | |
| parent | 23a0ce4330926bcd8c2968b92d477122c4831980 (diff) | |
| download | gcc-95c83f01dfe88f30b6b4b16dff9765e4e6314257.tar.gz | |
2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/38583
* params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
* params.def (ira-max-conflict-table-size): New.
* doc/invoke.texi (ira-max-conflict-table-size): Decribe.
* ira.h (ira_conflicts_p): New external definition.
* ira-conflicts.c (build_conflict_bit_table): Do not build too big
table. Report this. Return result of building.
(ira_build_conflicts): Use ira_conflicts_p. Check result of
building conflict table.
* ira-color.c (fast_allocation): Use num instead of
ira_allocnos_num.
(ira_color): Use ira_conflicts_p.
* global.c: Include ira.h.
(pseudo_for_reload_consideration_p, build_insn_chain): Use
ira_conflicts_p.
* Makefile.in (global.o): Add ira.h.
* ira-build.c (mark_all_loops_for_removal,
propagate_some_info_from_allocno): New.
(remove_unnecessary_allocnos): Call
propagate_some_info_from_allocno.
(remove_low_level_allocnos): New.
(remove_unnecessary_regions): Add parameter. Call
mark_all_loops_for_removal and remove_low_level_allocnos. Pass
parameter to remove_unnecessary_regions.
(ira_build): Remove all regions but root if the conflict table was
not built. Update conflict hard regs for allocnos crossing calls.
* ira.c (ira_conflicts_p): New global.
(ira): Define and use ira_conflicts_p.
* reload1.c (compute_use_by_pseudos, reload, count_pseudo,
count_spilled_pseudo, find_reg, alter_reg, finish_spills,
emit_input_reload_insns, delete_output_reload): Use
ira_conflicts_p.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@143112 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/params.def')
| -rw-r--r-- | gcc/params.def | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/params.def b/gcc/params.def index ea3015b3640..d09a8581e33 100644 --- a/gcc/params.def +++ b/gcc/params.def @@ -750,6 +750,11 @@ DEFPARAM (PARAM_IRA_MAX_LOOPS_NUM, "max loops number for regional RA", 100, 0, 0) +DEFPARAM (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE, + "ira-max-conflict-table-size", + "max size of conflict table in MB", + 2000, 0, 0) + /* Switch initialization conversion will refuse to create arrays that are bigger than this parameter times the number of switch branches. */ |