From 1b84ea747c79b6d7c873d26103035cff1d62bd52 Mon Sep 17 00:00:00 2001
From: Bill Currie <bill@taniwha.org>
Date: Tue, 21 Aug 2018 15:56:39 +0900
Subject: [PATCH] Dump statements during flow analysis.

---
 tools/qfcc/include/options.h | 1 +
 tools/qfcc/source/flow.c     | 2 ++
 tools/qfcc/source/options.c  | 3 +++
 3 files changed, 6 insertions(+)

diff --git a/tools/qfcc/include/options.h b/tools/qfcc/include/options.h
index 4377dab97..b66d9b19a 100644
--- a/tools/qfcc/include/options.h
+++ b/tools/qfcc/include/options.h
@@ -77,6 +77,7 @@ typedef struct {
 	qboolean    final;
 	qboolean    dags;
 	qboolean    expr;
+	qboolean    statements;
 	qboolean    reaching;
 	qboolean    live;
 	qboolean    flow;
diff --git a/tools/qfcc/source/flow.c b/tools/qfcc/source/flow.c
index 39fd7f862..45dcbf5c9 100644
--- a/tools/qfcc/source/flow.c
+++ b/tools/qfcc/source/flow.c
@@ -1262,6 +1262,8 @@ flow_data_flow (function_t *func)
 	flow_build_statements (func);
 	flow_build_vars (func);
 	graph = flow_build_graph (func);
+	if (options.block_dot.statements)
+		dump_dot ("statements", graph, dump_dot_flow_statements);
 	flow_reaching_defs (graph);
 	if (options.block_dot.reaching)
 		dump_dot ("reaching", graph, dump_dot_flow_reaching);
diff --git a/tools/qfcc/source/options.c b/tools/qfcc/source/options.c
index 4edb03623..a0e7f83a9 100644
--- a/tools/qfcc/source/options.c
+++ b/tools/qfcc/source/options.c
@@ -411,6 +411,8 @@ DecodeArgs (int argc, char **argv)
 							options.block_dot.flow = flag;
 						} else if (!(strcasecmp (temp, "reaching"))) {
 							options.block_dot.reaching = flag;
+						} else if (!(strcasecmp (temp, "statements"))) {
+							options.block_dot.statements = flag;
 						} else if (!(strcasecmp (temp, "live"))) {
 							options.block_dot.live = flag;
 						} else if (!(strcasecmp (temp, "post"))) {
@@ -428,6 +430,7 @@ DecodeArgs (int argc, char **argv)
 					options.block_dot.expr = true;
 					options.block_dot.flow = true;
 					options.block_dot.reaching = true;
+					options.block_dot.statements = true;
 					options.block_dot.live = true;
 					options.block_dot.post = true;
 				}