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| author | Bernd Schmidt <bernds@codesourcery.com> | 2012-10-08 11:26:16 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@gcc.gnu.org> | 2012-10-08 11:26:16 +0000 |
| commit | 975ccf2291fe0b1bf5d8a7cc0245fa35ed0df8dc (patch) | |
| tree | 189eaf3a2d0889ab0f7111d7f11b37bda6412bc9 /gcc/haifa-sched.c | |
| parent | 1e422ffff35dd27469eec04f5feb2041d95e2f4b (diff) | |
| download | gcc-975ccf2291fe0b1bf5d8a7cc0245fa35ed0df8dc.zip gcc-975ccf2291fe0b1bf5d8a7cc0245fa35ed0df8dc.tar.gz gcc-975ccf2291fe0b1bf5d8a7cc0245fa35ed0df8dc.tar.bz2 | |
sched-int.h (schedule_block): Adjust declaration.
* sched-int.h (schedule_block): Adjust declaration.
* sched-rgn.c (bb_state_array, bb_state): New static variables.
(sched_rgn_init): Initialize them.
(sched_rgn_free): Free them.
(schedule_region): Save scheduling state for future blocks, and
pass such state to schedule_block.
* params.def (PARAM_SCHED_STATE_EDGE_PROB_CUTOFF): New.
* doc/invoke.texi (--param): Document it.
* haifa-sched.c (schedule_block): New arg init_state. Use it to
initialize state if nonnull. All callers changed.
Call advance_one_cycle after scheduling.
From-SVN: r192203
Diffstat (limited to 'gcc/haifa-sched.c')
| -rw-r--r-- | gcc/haifa-sched.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/haifa-sched.c b/gcc/haifa-sched.c index 8072beb..f45caf4 100644 --- a/gcc/haifa-sched.c +++ b/gcc/haifa-sched.c @@ -5840,7 +5840,7 @@ verify_shadows (void) region. */ bool -schedule_block (basic_block *target_bb) +schedule_block (basic_block *target_bb, state_t init_state) { int i; bool success = modulo_ii == 0; @@ -5875,7 +5875,10 @@ schedule_block (basic_block *target_bb) if (sched_verbose) dump_new_block_header (0, *target_bb, head, tail); - state_reset (curr_state); + if (init_state == NULL) + state_reset (curr_state); + else + memcpy (curr_state, init_state, dfa_state_size); /* Clear the ready list. */ ready.first = ready.veclen - 1; @@ -6335,6 +6338,7 @@ schedule_block (basic_block *target_bb) if (ls.modulo_epilogue) success = true; end_schedule: + advance_one_cycle (); perform_replacements_new_cycle (); if (modulo_ii > 0) { |