diff options
| author | Eric Botcazou <ebotcazou@adacore.com> | 2011-05-14 19:45:28 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2011-05-14 19:45:28 +0000 |
| commit | 8a5190956b9ee51221892574b54e22536000344d (patch) | |
| tree | 5294074229cac9cd785ac2382417ae26db73e897 /gcc | |
| parent | 486d481b392fae54d39413f3d1fc6851383fce47 (diff) | |
| download | gcc-8a5190956b9ee51221892574b54e22536000344d.zip gcc-8a5190956b9ee51221892574b54e22536000344d.tar.gz gcc-8a5190956b9ee51221892574b54e22536000344d.tar.bz2 | |
tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
* tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
(fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
(tree_ssa_lim_finalize): Likewise.
From-SVN: r173762
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-ssa-loop-im.c | 11 |
2 files changed, 11 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b5439d5..594f519 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2011-05-14 Eric Botcazou <ebotcazou@adacore.com> + + * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro. + (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN. + (tree_ssa_lim_finalize): Likewise. + 2011-05-14 Uros Bizjak <ubizjak@gmail.com> * config/i386/constraint.md (Yd, Yx): New register constraints. diff --git a/gcc/tree-ssa-loop-im.c b/gcc/tree-ssa-loop-im.c index 4ec67cf..778edd4 100644 --- a/gcc/tree-ssa-loop-im.c +++ b/gcc/tree-ssa-loop-im.c @@ -197,9 +197,10 @@ static bool ref_indep_loop_p (struct loop *, mem_ref_p); /* Minimum cost of an expensive expression. */ #define LIM_EXPENSIVE ((unsigned) PARAM_VALUE (PARAM_LIM_EXPENSIVE)) -/* The outermost loop for that execution of the header guarantees that the +/* The outermost loop for which execution of the header guarantees that the block will be executed. */ #define ALWAYS_EXECUTED_IN(BB) ((struct loop *) (BB)->aux) +#define SET_ALWAYS_EXECUTED_IN(BB, VAL) ((BB)->aux = (void *) (VAL)) static struct lim_aux_data * init_lim_data (gimple stmt) @@ -2440,7 +2441,7 @@ fill_always_executed_in (struct loop *loop, sbitmap contains_call) edge e; struct loop *inn_loop = loop; - if (!loop->header->aux) + if (ALWAYS_EXECUTED_IN (loop->header) == NULL) { bbs = get_loop_body_in_dom_order (loop); @@ -2482,7 +2483,7 @@ fill_always_executed_in (struct loop *loop, sbitmap contains_call) while (1) { - last->aux = loop; + SET_ALWAYS_EXECUTED_IN (last, loop); if (last == loop->header) break; last = get_immediate_dominator (CDI_DOMINATORS, last); @@ -2537,9 +2538,7 @@ tree_ssa_lim_finalize (void) htab_t h; FOR_EACH_BB (bb) - { - bb->aux = NULL; - } + SET_ALWAYS_EXECUTED_IN (bb, NULL); pointer_map_destroy (lim_aux_data_map); |