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bb->frequency tweeks
- To: gcc-patches at gcc dot gnu dot org
- Subject: bb->frequency tweeks
- From: Richard Henderson <rth at twiddle dot net>
- Date: Thu, 21 Jun 2001 14:34:04 -0700
* flow.c (entry_exit_blocks): Initialize frequency.
(split_block): Copy it.
(dump_flow_info): Dump it.
Index: flow.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/flow.c,v
retrieving revision 1.400
diff -u -p -r1.400 flow.c
--- flow.c 2001/06/19 15:03:01 1.400
+++ flow.c 2001/06/21 21:31:47
@@ -204,7 +204,8 @@ struct basic_block_def entry_exit_blocks
NULL, /* aux */
ENTRY_BLOCK, /* index */
0, /* loop_depth */
- 0 /* count */
+ 0, /* count */
+ 0 /* frequency */
},
{
NULL, /* head */
@@ -218,7 +219,8 @@ struct basic_block_def entry_exit_blocks
NULL, /* aux */
EXIT_BLOCK, /* index */
0, /* loop_depth */
- 0 /* count */
+ 0, /* count */
+ 0 /* frequency */
}
};
@@ -1507,6 +1509,7 @@ split_block (bb, insn)
bb->succ = new_edge;
new_bb->pred = new_edge;
new_bb->count = bb->count;
+ new_bb->frequency = bb->frequency;
new_bb->loop_depth = bb->loop_depth;
new_edge->src = bb;
@@ -1627,6 +1630,7 @@ split_edge (edge_in)
bb->pred = edge_in;
bb->succ = edge_out;
bb->count = edge_in->count;
+ /* ??? Set bb->frequency. */
edge_in->dest = bb;
edge_in->flags &= ~EDGE_CRITICAL;
@@ -6355,8 +6359,9 @@ dump_flow_info (file)
register basic_block bb = BASIC_BLOCK (i);
register edge e;
- fprintf (file, "\nBasic block %d: first insn %d, last %d, loop_depth %d, count %d.\n",
- i, INSN_UID (bb->head), INSN_UID (bb->end), bb->loop_depth, bb->count);
+ fprintf (file, "\nBasic block %d: first insn %d, last %d, loop_depth %d, count %d, freq %d.\n",
+ i, INSN_UID (bb->head), INSN_UID (bb->end), bb->loop_depth,
+ bb->count, bb->frequency);
fprintf (file, "Predecessors: ");
for (e = bb->pred; e; e = e->pred_next)