From fa329099e9a55aa01e9b632ef136301f2c117634 Mon Sep 17 00:00:00 2001
From: Michael Beck <beck@ipd.info.uni-karlsruhe.de>
Date: Tue, 20 Jul 2004 09:16:20 +0000
Subject: [PATCH] added option bitmask to init function

[r3513]
---
 ir/stat/firmstat.c |  6 +++---
 ir/stat/firmstat.h | 14 ++++++++++++--
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/ir/stat/firmstat.c b/ir/stat/firmstat.c
index 5a6c59e70..578570805 100644
--- a/ir/stat/firmstat.c
+++ b/ir/stat/firmstat.c
@@ -778,14 +778,14 @@ ir_op *stat_get_op_from_opcode(opcode code)
 }
 
 /* initialize the statistics module. */
-void stat_init(void)
+void stat_init(unsigned enable_options)
 {
 #define X(a)  a, sizeof(a)-1
 
   int pseudo_id = 0;
 
   /* enable statistics */
-  status->enable = 1;
+  status->enable = enable_options & FIRMSTAT_ENABLED;
 
   if (! status->enable)
    return;
@@ -810,7 +810,7 @@ void stat_init(void)
   stat_register_dumper(&csv_dumper, "firmstat.csv");
 
   /* initialize the pattern hash */
-  stat_init_pattern_history(status->enable);
+  stat_init_pattern_history(enable_options & FIRMSTAT_PATTERN_ENABLED);
 #undef X
 }
 
diff --git a/ir/stat/firmstat.h b/ir/stat/firmstat.h
index e9017199c..106e32241 100644
--- a/ir/stat/firmstat.h
+++ b/ir/stat/firmstat.h
@@ -18,6 +18,14 @@
 #include "irnode.h"
 #include "irgraph.h"
 
+/**
+ * Statistic options, can be or'ed.
+ */
+enum firmstat_options_t {
+  FIRMSTAT_ENABLED         = 0x00000001,	/**< enable statistics */
+  FIRMSTAT_PATTERN_ENABLED = 0x00000002		/**< enable pattern calculation */
+};
+
 /**
  * Finish the statistics.
  * Never called from libFirm should be called from user.
@@ -44,8 +52,10 @@ typedef enum {
 
 /**
  * initialize the statistics module.
+ *
+ * @param enable_options  Bitmask containing the statistic options
  */
-void stat_init(void);
+void stat_init(unsigned enable_options);
 
 /**
  * A new IR op is registered.
@@ -136,7 +146,7 @@ ir_op *stat_get_op_from_opcode(opcode code);
 
 #else
 
-#define stat_init()
+#define stat_init(flag)
 #define stat_new_ir_op(op)
 #define stat_free_ir_op(op)
 #define stat_new_node(node)
-- 
2.20.1