[PATCH 3/5] Dot refined regions.
Sebastian Pop
sebpop@gmail.com
Tue Jul 20 20:24:00 GMT 2010
2010-07-20 Vladimir Kargov <kargov@gmail.com>
* refined-regions.c: Include tree-pass.h, cfgloop.h, gimple.h, and
tree-data-ref.h.
(dot_regions_1): New.
(dot_regions): New.
* refined-regions.h (dot_regions): Declared.
* Makefile.in (refined-regions.o): Update dependences.
---
gcc/ChangeLog.graphite | 9 +++
gcc/Makefile.in | 3 +-
gcc/refined-regions.c | 161 +++++++++++++++++++++++++++++++++++++++++++++++-
gcc/refined-regions.h | 1 +
4 files changed, 171 insertions(+), 3 deletions(-)
diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index f6e077a..58ab265 100644
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,3 +1,12 @@
+2010-07-20 Vladimir Kargov <kargov@gmail.com>
+
+ * refined-regions.c: Include tree-pass.h, cfgloop.h, gimple.h, and
+ tree-data-ref.h.
+ (dot_regions_1): New.
+ (dot_regions): New.
+ * refined-regions.h (dot_regions): Declared.
+ * Makefile.in (refined-regions.o): Update dependences.
+
2010-07-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 69c5b45..4a14d94 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2657,7 +2657,8 @@ graphite-poly.o: graphite-poly.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
graphite-ppl.o: graphite-ppl.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
$(GGC_H) graphite-ppl.h graphite-cloog-util.h
refined-regions.o: refined-regions.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
- $(TM_H) $(GGC_H) domwalk.h refined-regions.h
+ $(TM_H) $(BASIC_BLOCK_H) $(TIMEVAR_H) $(BITMAP_H) domwalk.h $(TREE_PASS_H) \
+ refined-regions.h
graphite-scop-detection.o: graphite-scop-detection.c $(CONFIG_H) $(SYSTEM_H) \
$(GGC_H) $(TREE_H) $(RTL_H) $(BASIC_BLOCK_H) $(DIAGNOSTIC_H) $(TOPLEV_H) \
$(TREE_FLOW_H) $(TREE_DUMP_H) $(TIMEVAR_H) $(CFGLOOP_H) $(GIMPLE_H) \
diff --git a/gcc/refined-regions.c b/gcc/refined-regions.c
index b10daea..ef37533 100644
--- a/gcc/refined-regions.c
+++ b/gcc/refined-regions.c
@@ -26,9 +26,9 @@ along with GCC; see the file COPYING3. If not see
#include "basic-block.h"
#include "timevar.h"
#include "bitmap.h"
-
-#include "refined-regions.h"
#include "domwalk.h"
+#include "tree-pass.h"
+#include "refined-regions.h"
/* Auxiliary function for qsort () that compares two basic blocks
according to the values of their indices. */
@@ -620,3 +620,160 @@ free_region_tree (refined_region_p region)
VEC_free (refined_region_p, heap, region->children);
free (region);
}
+
+/* Pretty print to FILE all the REGIONS in DOT format and mark them with
+ different colors. The behavior is the same as in dot_all_scops_1. */
+
+static void
+dot_regions_1 (FILE *file, VEC (refined_region_p, heap) *regions)
+{
+ basic_block bb;
+ edge e;
+ edge_iterator ei;
+ refined_region_p region;
+ const char* color;
+ int i;
+
+ /* Disable debugging while printing graph. */
+ int tmp_dump_flags = dump_flags;
+ dump_flags = 0;
+
+ fprintf (file, "digraph all {\n");
+
+ FOR_ALL_BB (bb)
+ {
+ int part_of_scop = false;
+
+ /* Use HTML for every bb label. So we are able to print bbs
+ which are part of two different SCoPs, with two different
+ background colors. */
+ fprintf (file, "%d [label=<\n <TABLE BORDER=\"0\" CELLBORDER=\"1\" ",
+ bb->index);
+ fprintf (file, "CELLSPACING=\"0\">\n");
+
+ /* Select color for SCoP. */
+ for (i = 0; VEC_iterate (refined_region_p, regions, i, region); i++)
+ {
+ if (refined_region_contains_bb_p (region, bb)
+ || (region->exit == bb)
+ || (region->entry == bb))
+ {
+ switch (i % 17)
+ {
+ case 0: /* red */
+ color = "#e41a1c";
+ break;
+ case 1: /* blue */
+ color = "#377eb8";
+ break;
+ case 2: /* green */
+ color = "#4daf4a";
+ break;
+ case 3: /* purple */
+ color = "#984ea3";
+ break;
+ case 4: /* orange */
+ color = "#ff7f00";
+ break;
+ case 5: /* yellow */
+ color = "#ffff33";
+ break;
+ case 6: /* brown */
+ color = "#a65628";
+ break;
+ case 7: /* rose */
+ color = "#f781bf";
+ break;
+ case 8:
+ color = "#8dd3c7";
+ break;
+ case 9:
+ color = "#ffffb3";
+ break;
+ case 10:
+ color = "#bebada";
+ break;
+ case 11:
+ color = "#fb8072";
+ break;
+ case 12:
+ color = "#80b1d3";
+ break;
+ case 13:
+ color = "#fdb462";
+ break;
+ case 14:
+ color = "#b3de69";
+ break;
+ case 15:
+ color = "#fccde5";
+ break;
+ case 16:
+ color = "#bc80bd";
+ break;
+ default: /* gray */
+ color = "#999999";
+ }
+
+ fprintf (file, " <TR><TD WIDTH=\"50\" BGCOLOR=\"%s\">", color);
+
+ if (!refined_region_contains_bb_p (region, bb))
+ fprintf (file, " (");
+
+ if (bb == region->entry
+ && bb == region->exit)
+ fprintf (file, " %d*# ", bb->index);
+ else if (bb == region->entry)
+ fprintf (file, " %d* ", bb->index);
+ else if (bb == region->exit)
+ fprintf (file, " %d# ", bb->index);
+ else
+ fprintf (file, " %d ", bb->index);
+
+ if (!refined_region_contains_bb_p (region, bb))
+ fprintf (file, ")");
+
+ fprintf (file, "</TD></TR>\n");
+ part_of_scop = true;
+ }
+ }
+
+ if (!part_of_scop)
+ {
+ fprintf (file, " <TR><TD WIDTH=\"50\" BGCOLOR=\"#ffffff\">");
+ fprintf (file, " %d </TD></TR>\n", bb->index);
+ }
+ fprintf (file, " </TABLE>>, shape=box, style=\"setlinewidth(0)\"]\n");
+ }
+
+ FOR_ALL_BB (bb)
+ {
+ FOR_EACH_EDGE (e, ei, bb->succs)
+ fprintf (file, "%d -> %d;\n", bb->index, e->dest->index);
+ }
+
+ fputs ("}\n\n", file);
+
+ /* Enable debugging again. */
+ dump_flags = tmp_dump_flags;
+}
+
+/* Display refined REGIONS using dotty. */
+
+void
+dot_regions (VEC (refined_region_p, heap) *regions)
+{
+ /* When debugging, enable the following code. This cannot be used
+ in production compilers because it calls "system". */
+#if 1
+ FILE *stream = fopen ("/tmp/regions.dot", "w");
+ gcc_assert (stream);
+
+ dot_regions_1 (stream, regions);
+ fclose (stream);
+
+ system ("dotty /tmp/regions.dot &");
+#else
+ dot_all_scops_1 (stderr, regions);
+#endif
+}
diff --git a/gcc/refined-regions.h b/gcc/refined-regions.h
index 534e3a4..9f0615a 100644
--- a/gcc/refined-regions.h
+++ b/gcc/refined-regions.h
@@ -92,5 +92,6 @@ extern bool refined_region_contains_region_p (refined_region_p,
extern void print_refined_region (FILE*, refined_region_p, int, bool);
extern void debug_refined_region (refined_region_p);
extern void get_bbs_in_region (refined_region_p, VEC (basic_block, heap) **);
+extern void dot_regions (VEC (refined_region_p, heap) *);
#endif /* GCC_REFINED_REGIONS_H */
--
1.7.0.4
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