diff options
Diffstat (limited to 'gcc/sese.h')
| -rw-r--r-- | gcc/sese.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/gcc/sese.h b/gcc/sese.h index 73d5adec45d..c126a6964f8 100644 --- a/gcc/sese.h +++ b/gcc/sese.h @@ -101,7 +101,7 @@ bb_in_region (basic_block bb, basic_block entry, basic_block exit) predecessors of EXIT are dominated by ENTRY. */ FOR_EACH_EDGE (e, ei, exit->preds) dominated_by_p (CDI_DOMINATORS, e->src, entry); - + /* Check that there are no edges going out of the region: the entry is post-dominated by the exit. FIXME: This cannot be checked right now as the CDI_POST_DOMINATORS are needed. */ @@ -138,7 +138,7 @@ defined_in_sese_p (tree name, sese region) /* Returns true when LOOP is in REGION. */ -static inline bool +static inline bool loop_in_sese_p (struct loop *loop, sese region) { return (bb_in_sese_p (loop->header, region) @@ -153,7 +153,7 @@ loop_in_sese_p (struct loop *loop, sese region) loop_0 loop_1 { - S0 + S0 <- region start S1 @@ -162,7 +162,7 @@ loop_in_sese_p (struct loop *loop, sese region) S3 <- region end - } + } loop_0 does not exist in the region -> invalid loop_1 exists, but is not completely contained in the region -> depth 0 @@ -376,7 +376,7 @@ static inline rename_map_elt new_rename_map_elt (tree old_name, tree expr) { rename_map_elt res; - + res = XNEW (struct rename_map_elt_s); res->old_name = old_name; res->expr = expr; @@ -402,7 +402,7 @@ static inline ivtype_map_elt new_ivtype_map_elt (const char *cloog_iv, tree type) { ivtype_map_elt res; - + res = XNEW (struct ivtype_map_elt_s); res->cloog_iv = cloog_iv; res->type = type; @@ -429,19 +429,19 @@ typedef struct gimple_bb /* Lists containing the restrictions of the conditional statements dominating this bb. This bb can only be executed, if all conditions are true. - + Example: - + for (i = 0; i <= 20; i++) { A - + if (2i <= 8) B } - + So for B there is an additional condition (2i <= 8). - + List of COND_EXPR and SWITCH_EXPR. A COND_EXPR is true only if the corresponding element in CONDITION_CASES is not NULL_TREE. For a SWITCH_EXPR the corresponding element in CONDITION_CASES is a @@ -466,7 +466,7 @@ gbb_loop (struct gimple_bb *gbb) return GBB_BB (gbb)->loop_father; } -/* Returns the gimple loop, that corresponds to the loop_iterator_INDEX. +/* Returns the gimple loop, that corresponds to the loop_iterator_INDEX. If there is no corresponding gimple loop, we return NULL. */ static inline loop_p @@ -491,7 +491,7 @@ nb_common_loops (sese region, gimple_bb_p gbb1, gimple_bb_p gbb2) loop_p l1 = gbb_loop (gbb1); loop_p l2 = gbb_loop (gbb2); loop_p common = find_common_loop (l1, l2); - + return sese_loop_depth (region, common); } |