From 15f5fef710e24321a27905b26a5dc1fcbabd9b1f Mon Sep 17 00:00:00 2001
From: Matthias Braun <matze@braunis.de>
Date: Sun, 28 Sep 2008 18:12:08 +0000
Subject: [PATCH] disable some expensive statevs

[r22327]
---
 ir/ana/dfs.c        | 2 ++
 ir/be/becopyheur4.c | 2 ++
 ir/be/beintlive_t.h | 5 +----
 ir/be/belive.c      | 3 +++
 ir/stat/statev.c    | 2 +-
 ir/stat/statev.h    | 2 +-
 6 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/ir/ana/dfs.c b/ir/ana/dfs.c
index 209ff084d..7374cf478 100644
--- a/ir/ana/dfs.c
+++ b/ir/ana/dfs.c
@@ -32,6 +32,8 @@
 
 #include <stdlib.h>
 
+#define DISABLE_STATEV
+
 #include <assert.h>
 #include "irtools.h"
 #include "irprintf.h"
diff --git a/ir/be/becopyheur4.c b/ir/be/becopyheur4.c
index bfad18be7..e9d20a3f5 100644
--- a/ir/be/becopyheur4.c
+++ b/ir/be/becopyheur4.c
@@ -33,6 +33,8 @@
 #include "config.h"
 #endif /* HAVE_CONFIG_H */
 
+#define DISABLE_STATEV
+
 #include <float.h>
 
 #include "array.h"
diff --git a/ir/be/beintlive_t.h b/ir/be/beintlive_t.h
index ee02f2143..b8eb841da 100644
--- a/ir/be/beintlive_t.h
+++ b/ir/be/beintlive_t.h
@@ -115,8 +115,6 @@ static INLINE int _lv_values_interfere(const be_lv_t *lv, const ir_node *a, cons
 	int b2a = _value_dominates(b, a);
 	int res = 0;
 
-	stat_ev_ctx_push("beintlive");
-
 	/*
 	 * Adjust a and b so, that a dominates b if
 	 * a dominates b or vice versa.
@@ -133,7 +131,7 @@ static INLINE int _lv_values_interfere(const be_lv_t *lv, const ir_node *a, cons
 		const ir_edge_t *edge;
 		ir_node *bb = get_nodes_block(b);
 
-		stat_ev_dbl("beintlive_ignore", arch_irn_is(lv->birg->main_env->arch_env, a, ignore));
+		//stat_ev_dbl("beintlive_ignore", arch_irn_is(lv->birg->main_env->arch_env, a, ignore));
 
 		/*
 		 * If a is live end in b's block it is
@@ -165,7 +163,6 @@ static INLINE int _lv_values_interfere(const be_lv_t *lv, const ir_node *a, cons
   	}
 
 end:
-	stat_ev_ctx_pop("beintlive");
 	return res;
 }
 
diff --git a/ir/be/belive.c b/ir/be/belive.c
index 8a81f54dc..ead176e0e 100644
--- a/ir/be/belive.c
+++ b/ir/be/belive.c
@@ -28,6 +28,9 @@
 #include "config.h"
 #endif
 
+/* statev is expensive here, only enable when needed */
+#define DISABLE_STATEV
+
 #include "impl.h"
 #include "iredges_t.h"
 #include "irgwalk.h"
diff --git a/ir/stat/statev.c b/ir/stat/statev.c
index b628ad1f9..8ca9a0f02 100644
--- a/ir/stat/statev.c
+++ b/ir/stat/statev.c
@@ -104,7 +104,7 @@ static INLINE int key_matches(const char *key)
 
 void stat_ev_printf(char ev, const char *key, const char *fmt, ...)
 {
-	if (ev == 'E' && !key_matches(key))
+	if (!key_matches(key))
 		return;
 
 	mfprintf(stat_ev_file, "%c;%s", ev, key);
diff --git a/ir/stat/statev.h b/ir/stat/statev.h
index 3f32e717d..7655394a1 100644
--- a/ir/stat/statev.h
+++ b/ir/stat/statev.h
@@ -28,7 +28,7 @@
 #ifndef FIRM_STATEVENT_H
 #define FIRM_STATEVENT_H
 
-#ifndef FIRM_STATISTICS
+#if !defined(FIRM_STATISTICS) || defined(DISABLE_STATEV)
 
 #define stat_ev_do(expr)
 #define stat_ev_if                  if (0)
-- 
2.20.1