Correct a subtle bug in the ia32 backend: Sub(x, x) triggered that the Neg+Add trick...

[libfirm] / ir / ir / irflag.c

diff --git a/ir/ir/irflag.c b/ir/ir/irflag.c
index 7123f5e..a52aaa0 100644 (file)
--- a/ir/ir/irflag.c
+++ b/ir/ir/irflag.c
@@ -23,9 +23,7 @@
  * @author  Michael Beck, Sebastian Hack
  * @version $Id$
  */
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include "config.h"
 
 #include <stdio.h>
 
@@ -60,9 +58,6 @@ optimization_state_t libFIRM_running = 0;
 /* verbose is always off on default */
 optimization_state_t libFIRM_verb = 0;
 
-/** The Firm verbosity level */
-int firm_verbosity_level;
-
 /* an external flag can be set and get from outside */
 #define E_FLAG(name, value, def)           \
 void set_opt_##name(int flag) {            \
@@ -98,47 +93,46 @@ void set_opt_##name##_verbose(int flag) { \
 #undef R_FLAG
 
 /* for compatibility reasons */
-void set_optimize(int value) {
+void set_optimize(int value)
+{
        if (value) libFIRM_opt |= irf_optimize;
        else       libFIRM_opt &= ~irf_optimize;
 }
 
-int (get_optimize)(void) {
+int (get_optimize)(void)
+{
        return get_opt_optimize();
 }
 
-void set_opt_control_flow(int value) {
+void set_opt_control_flow(int value)
+{
        set_opt_control_flow_straightening(value);
        set_opt_control_flow_weak_simplification(value);
        set_opt_control_flow_strong_simplification(value);
 }
 
-void set_firm_verbosity (int value) {
-       firm_verbosity_level = value;
-}
-
-int (get_firm_verbosity) (void) {
-       return _get_firm_verbosity();
-}
-
 /* Save the current optimization state. */
-void save_optimization_state(optimization_state_t *state) {
+void save_optimization_state(optimization_state_t *state)
+{
        *state = libFIRM_opt;
 }
 
 /* Restore the current optimization state. */
-void restore_optimization_state(const optimization_state_t *state) {
+void restore_optimization_state(const optimization_state_t *state)
+{
        libFIRM_opt = *state;
 }
 
 /* Switches ALL optimizations off */
-void all_optimizations_off(void) {
+void all_optimizations_off(void)
+{
        libFIRM_opt = 0;
 }
 
 #ifdef _DEBUG
 /* only for debugging */
-void firm_show_flags(FILE *f) {
+void firm_show_flags(FILE *f)
+{
        if (! f)
                f = stdout;
        printf("Firm optimization state:\n");
@@ -164,13 +158,15 @@ static const lc_opt_table_entry_t firm_flags[] = {
        LC_OPT_LAST
 };
 
-void firm_init_flags(void) {
+void firm_init_flags(void)
+{
        lc_opt_entry_t *grp = lc_opt_get_grp(firm_opt_get_root(), "opt");
        lc_opt_add_table(grp, firm_flags);
 }
 
 firm_verification_t opt_do_node_verification = FIRM_VERIFICATION_ON;
 
-void do_node_verification(firm_verification_t mode) {
+void do_node_verification(firm_verification_t mode)
+{
        opt_do_node_verification = mode;
 }