diff options
Diffstat (limited to 'gcc/cfgrtl.c')
| -rw-r--r-- | gcc/cfgrtl.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index 42761cad745..f414def06bd 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -59,11 +59,6 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #include "target.h" #include "cfgloop.h" -/* The labels mentioned in non-jump rtl. Valid during find_basic_blocks. */ -/* ??? Should probably be using LABEL_NUSES instead. It would take a - bit of surgery to be able to use or co-opt the routines in jump. */ -rtx label_value_list; - static int can_delete_note_p (rtx); static int can_delete_label_p (rtx); static void commit_one_edge_insertion (edge, int); @@ -103,8 +98,7 @@ can_delete_label_p (rtx label) return (!LABEL_PRESERVE_P (label) /* User declared labels must be preserved. */ && LABEL_NAME (label) == 0 - && !in_expr_list_p (forced_labels, label) - && !in_expr_list_p (label_value_list, label)); + && !in_expr_list_p (forced_labels, label)); } /* Delete INSN by patching it out. Return the next insn. */ @@ -1190,7 +1184,7 @@ rtl_tidy_fallthru_edge (edge e) /* ??? In a late-running flow pass, other folks may have deleted basic blocks by nopping out blocks, leaving multiple BARRIERs between here - and the target label. They ought to be chastized and fixed. + and the target label. They ought to be chastised and fixed. We can also wind up with a sequence of undeletable labels between one block and the next. @@ -2142,6 +2136,12 @@ rtl_verify_flow_info (void) edge e; edge_iterator ei; + if (bb->predictions) + { + error ("bb prediction set for block %i, but it is not used in RTL land", bb->index); + err = 1; + } + FOR_EACH_EDGE (e, ei, bb->succs) if (e->flags & EDGE_FALLTHRU) break; |