16 files changed, 211 insertions, 209 deletions

diff --git a/src/iemlib1/biquad_freq_resp.c b/src/iemlib1/biquad_freq_resp.c
index 3ebe25d..aea72b5 100644
--- a/src/iemlib1/biquad_freq_resp.c
+++ b/src/iemlib1/biquad_freq_resp.c
@@ -89,4 +89,4 @@ void biquad_freq_resp_setup(void)
     class_addfloat(biquad_freq_resp_class, biquad_freq_resp_float);
 		class_addlist(biquad_freq_resp_class, (t_method)biquad_freq_resp_list);
     class_sethelpsymbol(biquad_freq_resp_class, gensym("iemhelp/help-biquad_freq_resp"));
-}
\ No newline at end of file
+}
diff --git a/src/iemlib1/iemlib.h b/src/iemlib1/iemlib.h
index cc882b1..ac31936 100644
--- a/src/iemlib1/iemlib.h
+++ b/src/iemlib1/iemlib.h
@@ -95,4 +95,6 @@ union tabfudge
     int32 tf_i[2];
 };
 
+#define IEM_DENORMAL(f) !(*(unsigned int*)&(f))&0x60000000
+
 #endif
diff --git a/src/iemlib1/iemlib1.dsp b/src/iemlib1/iemlib1.dsp
index 7d63ad2..9018881 100644
--- a/src/iemlib1/iemlib1.dsp
+++ b/src/iemlib1/iemlib1.dsp
@@ -1,85 +1,85 @@
-# Microsoft Developer Studio Project File - Name="iemlib1" - Package Owner=<4>
-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** NICHT BEARBEITEN **
-
-# TARGTYPE "Win32 (x86) External Target" 0x0106
-
-CFG=iemlib1 - Win32 Debug
-!MESSAGE Dies ist kein gültiges Makefile. Zum Erstellen dieses Projekts mit NMAKE
-!MESSAGE verwenden Sie den Befehl "Makefile exportieren" und führen Sie den Befehl
-!MESSAGE 
-!MESSAGE NMAKE /f "iemlib1.mak".
-!MESSAGE 
-!MESSAGE Sie können beim Ausführen von NMAKE eine Konfiguration angeben
-!MESSAGE durch Definieren des Makros CFG in der Befehlszeile. Zum Beispiel:
-!MESSAGE 
-!MESSAGE NMAKE /f "iemlib1.mak" CFG="iemlib1 - Win32 Debug"
-!MESSAGE 
-!MESSAGE Für die Konfiguration stehen zur Auswahl:
-!MESSAGE 
-!MESSAGE "iemlib1 - Win32 Release" (basierend auf  "Win32 (x86) External Target")
-!MESSAGE "iemlib1 - Win32 Debug" (basierend auf  "Win32 (x86) External Target")
-!MESSAGE 
-
-# Begin Project
-# PROP AllowPerConfigDependencies 0
-# PROP Scc_ProjName ""
-# PROP Scc_LocalPath ""
-
-!IF  "$(CFG)" == "iemlib1 - Win32 Release"
-
-# PROP BASE Use_Debug_Libraries 0
-# PROP BASE Output_Dir "Release"
-# PROP BASE Intermediate_Dir "Release"
-# PROP BASE Cmd_Line "NMAKE /f makefile_win"
-# PROP BASE Rebuild_Opt "/a"
-# PROP BASE Target_File "makefile_win.exe"
-# PROP BASE Bsc_Name "makefile_win.bsc"
-# PROP BASE Target_Dir ""
-# PROP Use_Debug_Libraries 0
-# PROP Output_Dir "Release"
-# PROP Intermediate_Dir "Release"
-# PROP Cmd_Line "NMAKE /f makefile_win"
-# PROP Rebuild_Opt "/a"
-# PROP Target_File "iemlib1.exe"
-# PROP Bsc_Name "iemlib1.bsc"
-# PROP Target_Dir ""
-
-!ELSEIF  "$(CFG)" == "iemlib1 - Win32 Debug"
-
-# PROP BASE Use_Debug_Libraries 1
-# PROP BASE Output_Dir "Debug"
-# PROP BASE Intermediate_Dir "Debug"
-# PROP BASE Cmd_Line "NMAKE /f makefile_win"
-# PROP BASE Rebuild_Opt "/a"
-# PROP BASE Target_File "makefile_win.exe"
-# PROP BASE Bsc_Name "makefile_win.bsc"
-# PROP BASE Target_Dir ""
-# PROP Use_Debug_Libraries 1
-# PROP Output_Dir "Debug"
-# PROP Intermediate_Dir "Debug"
-# PROP Cmd_Line "NMAKE /f makefile_win"
-# PROP Rebuild_Opt "/a"
-# PROP Target_File "iemlib1.exe"
-# PROP Bsc_Name "iemlib1.bsc"
-# PROP Target_Dir ""
-
-!ENDIF 
-
-# Begin Target
-
-# Name "iemlib1 - Win32 Release"
-# Name "iemlib1 - Win32 Debug"
-
-!IF  "$(CFG)" == "iemlib1 - Win32 Release"
-
-!ELSEIF  "$(CFG)" == "iemlib1 - Win32 Debug"
-
-!ENDIF 
-
-# Begin Source File
-
-SOURCE=.\makefile_win
-# End Source File
-# End Target
-# End Project
+# Microsoft Developer Studio Project File - Name="iemlib1" - Package Owner=<4>

+# Microsoft Developer Studio Generated Build File, Format Version 6.00

+# ** NICHT BEARBEITEN **

+

+# TARGTYPE "Win32 (x86) External Target" 0x0106

+

+CFG=iemlib1 - Win32 Debug

+!MESSAGE Dies ist kein gültiges Makefile. Zum Erstellen dieses Projekts mit NMAKE

+!MESSAGE verwenden Sie den Befehl "Makefile exportieren" und führen Sie den Befehl

+!MESSAGE 

+!MESSAGE NMAKE /f "iemlib1.mak".

+!MESSAGE 

+!MESSAGE Sie können beim Ausführen von NMAKE eine Konfiguration angeben

+!MESSAGE durch Definieren des Makros CFG in der Befehlszeile. Zum Beispiel:

+!MESSAGE 

+!MESSAGE NMAKE /f "iemlib1.mak" CFG="iemlib1 - Win32 Debug"

+!MESSAGE 

+!MESSAGE Für die Konfiguration stehen zur Auswahl:

+!MESSAGE 

+!MESSAGE "iemlib1 - Win32 Release" (basierend auf  "Win32 (x86) External Target")

+!MESSAGE "iemlib1 - Win32 Debug" (basierend auf  "Win32 (x86) External Target")

+!MESSAGE 

+

+# Begin Project

+# PROP AllowPerConfigDependencies 0

+# PROP Scc_ProjName ""

+# PROP Scc_LocalPath ""

+

+!IF  "$(CFG)" == "iemlib1 - Win32 Release"

+

+# PROP BASE Use_Debug_Libraries 0

+# PROP BASE Output_Dir "Release"

+# PROP BASE Intermediate_Dir "Release"

+# PROP BASE Cmd_Line "NMAKE /f makefile_win"

+# PROP BASE Rebuild_Opt "/a"

+# PROP BASE Target_File "makefile_win.exe"

+# PROP BASE Bsc_Name "makefile_win.bsc"

+# PROP BASE Target_Dir ""

+# PROP Use_Debug_Libraries 0

+# PROP Output_Dir "Release"

+# PROP Intermediate_Dir "Release"

+# PROP Cmd_Line "NMAKE /f makefile_win"

+# PROP Rebuild_Opt "/a"

+# PROP Target_File "iemlib1.exe"

+# PROP Bsc_Name "iemlib1.bsc"

+# PROP Target_Dir ""

+

+!ELSEIF  "$(CFG)" == "iemlib1 - Win32 Debug"

+

+# PROP BASE Use_Debug_Libraries 1

+# PROP BASE Output_Dir "Debug"

+# PROP BASE Intermediate_Dir "Debug"

+# PROP BASE Cmd_Line "NMAKE /f makefile_win"

+# PROP BASE Rebuild_Opt "/a"

+# PROP BASE Target_File "makefile_win.exe"

+# PROP BASE Bsc_Name "makefile_win.bsc"

+# PROP BASE Target_Dir ""

+# PROP Use_Debug_Libraries 1

+# PROP Output_Dir "Debug"

+# PROP Intermediate_Dir "Debug"

+# PROP Cmd_Line "NMAKE /f makefile_win"

+# PROP Rebuild_Opt "/a"

+# PROP Target_File "iemlib1.exe"

+# PROP Bsc_Name "iemlib1.bsc"

+# PROP Target_Dir ""

+

+!ENDIF 

+

+# Begin Target

+

+# Name "iemlib1 - Win32 Release"

+# Name "iemlib1 - Win32 Debug"

+

+!IF  "$(CFG)" == "iemlib1 - Win32 Release"

+

+!ELSEIF  "$(CFG)" == "iemlib1 - Win32 Debug"

+

+!ENDIF 

+

+# Begin Source File

+

+SOURCE=.\makefile_win

+# End Source File

+# End Target

+# End Project

diff --git a/src/iemlib1/iemlib1.dsw b/src/iemlib1/iemlib1.dsw
index c8260a7..0fed87a 100644
--- a/src/iemlib1/iemlib1.dsw
+++ b/src/iemlib1/iemlib1.dsw
@@ -1,29 +1,29 @@
-Microsoft Developer Studio Workspace File, Format Version 6.00
-# WARNUNG: DIESE ARBEITSBEREICHSDATEI DARF NICHT BEARBEITET ODER GELÖSCHT WERDEN!
-
-###############################################################################
-
-Project: "iemlib1"=.\iemlib1.dsp - Package Owner=<4>
-
-Package=<5>
-{{{
-}}}
-
-Package=<4>
-{{{
-}}}
-
-###############################################################################
-
-Global:
-
-Package=<5>
-{{{
-}}}
-
-Package=<3>
-{{{
-}}}
-
-###############################################################################
-
+Microsoft Developer Studio Workspace File, Format Version 6.00

+# WARNUNG: DIESE ARBEITSBEREICHSDATEI DARF NICHT BEARBEITET ODER GELÖSCHT WERDEN!

+

+###############################################################################

+

+Project: "iemlib1"=.\iemlib1.dsp - Package Owner=<4>

+

+Package=<5>

+{{{

+}}}

+

+Package=<4>

+{{{

+}}}

+

+###############################################################################

+

+Global:

+

+Package=<5>

+{{{

+}}}

+

+Package=<3>

+{{{

+}}}

+

+###############################################################################

+

diff --git a/src/iemlib1/makefile b/src/iemlib1/makefile
index c8148cf..0fe9c68 100644
--- a/src/iemlib1/makefile
+++ b/src/iemlib1/makefile
@@ -2,14 +2,14 @@ current: all
 
 .SUFFIXES: .pd_linux
 
-INCLUDE = -I. -I/usr/local/src/pd/src
+INCLUDE = -I. -I/usr/local/src/pd-0.37-4/src
 
 LDFLAGS = -export-dynamic -shared
 LIB = -ldl -lm -lpthread
 
 #select either the DBG and OPT compiler flags below:
 
-CFLAGS = -DPD -DUNIX -Wall -W -Werror -Wno-unused \
+CFLAGS = -DPD -DUNIX -W -Werror -Wno-unused \
 	-Wno-parentheses -Wno-switch -O6 -funroll-loops -fomit-frame-pointer \
         -DDL_OPEN
 
diff --git a/src/iemlib1/makefile_win b/src/iemlib1/makefile_win
index 8ab353c..332cc8d 100644
--- a/src/iemlib1/makefile_win
+++ b/src/iemlib1/makefile_win
@@ -1,61 +1,61 @@
-
-all: ..\..\lib\iemlib1.dll
-
-VIS_CPP_PATH = "C:\Programme\Microsoft Visual Studio\Vc98"
-
-PD_INST_PATH = "C:\Programme\pd"
-
-PD_WIN_INCLUDE_PATH = /I. /I$(PD_INST_PATH)\src /I$(VIS_CPP_PATH)\include
-
-PD_WIN_C_FLAGS = /nologo /W3 /WX /DMSW /DNT /DPD /DWIN32 /DWINDOWS /Ox -DPA_LITTLE_ENDIAN
-
-PD_WIN_L_FLAGS = /nologo
-
-PD_WIN_LIB = /NODEFAULTLIB:libc /NODEFAULTLIB:oldnames /NODEFAULTLIB:kernel /NODEFAULTLIB:uuid \
-	$(VIS_CPP_PATH)\lib\libc.lib \
-	$(VIS_CPP_PATH)\lib\oldnames.lib \
-	$(VIS_CPP_PATH)\lib\kernel32.lib \
-	$(VIS_CPP_PATH)\lib\wsock32.lib \
-	$(VIS_CPP_PATH)\lib\winmm.lib \
-	$(PD_INST_PATH)\bin\pthreadVC.lib \
-	$(PD_INST_PATH)\bin\pd.lib
-
-
-SRC =	biquad_freq_resp.c \
-		db2v.c \
-		f2note.c \
-		forpp.c \
-		gate.c \
-		sigfilter.c \
-		sigFIR.c \
-		sighml_shelf.c \
-		sigiem_cot4.c \
-		sigiem_delay.c \
-		sigiem_sqrt4.c \
-		sigiem_pow4.c \
-		siglp1_t.c \
-		sigmov_avrg_kern.c \
-		sigpara_bp2.c \
-		sigpeakenv.c \
-		sigprvu.c \
-		sigpvu.c \
-		sigrvu.c \
-		sigsin_phase.c \
-		sigvcf_filter.c \
-		soundfile_info.c \
-		split.c \
-		v2db.c \
-		iemlib1.c
-
-
-OBJ = $(SRC:.c=.obj)
-
-.c.obj:
-	cl $(PD_WIN_C_FLAGS) $(PD_WIN_INCLUDE_PATH) /c $*.c
-
-..\..\lib\iemlib1.dll: $(OBJ)
-	link $(PD_WIN_L_FLAGS) /dll /export:iemlib1_setup \
-	/out:..\..\lib\iemlib1.dll $(OBJ) $(PD_WIN_LIB)
-
-clean:
-	del *.obj
+

+all: ..\..\lib\iemlib1.dll

+

+VIS_CPP_PATH = "C:\Programme\Microsoft Visual Studio\Vc98"

+

+PD_INST_PATH = "C:\Programme\pd-0.37-3"

+

+PD_WIN_INCLUDE_PATH = /I. /I$(PD_INST_PATH)\src /I$(VIS_CPP_PATH)\include

+

+PD_WIN_C_FLAGS = /nologo /W3 /WX /DMSW /DNT /DPD /DWIN32 /DWINDOWS /Ox -DPA_LITTLE_ENDIAN

+

+PD_WIN_L_FLAGS = /nologo

+

+PD_WIN_LIB = /NODEFAULTLIB:libc /NODEFAULTLIB:oldnames /NODEFAULTLIB:kernel /NODEFAULTLIB:uuid \

+	$(VIS_CPP_PATH)\lib\libc.lib \

+	$(VIS_CPP_PATH)\lib\oldnames.lib \

+	$(VIS_CPP_PATH)\lib\kernel32.lib \

+	$(VIS_CPP_PATH)\lib\wsock32.lib \

+	$(VIS_CPP_PATH)\lib\winmm.lib \

+	$(PD_INST_PATH)\bin\pthreadVC.lib \

+	$(PD_INST_PATH)\bin\pd.lib

+

+

+SRC =	biquad_freq_resp.c \

+		db2v.c \

+		f2note.c \

+		forpp.c \

+		gate.c \

+		sigfilter.c \

+		sigFIR.c \

+		sighml_shelf.c \

+		sigiem_cot4.c \

+		sigiem_delay.c \

+		sigiem_sqrt4.c \

+		sigiem_pow4.c \

+		siglp1_t.c \

+		sigmov_avrg_kern.c \

+		sigpara_bp2.c \

+		sigpeakenv.c \

+		sigprvu.c \

+		sigpvu.c \

+		sigrvu.c \

+		sigsin_phase.c \

+		sigvcf_filter.c \

+		soundfile_info.c \

+		split.c \

+		v2db.c \

+		iemlib1.c

+

+

+OBJ = $(SRC:.c=.obj)

+

+.c.obj:

+	cl $(PD_WIN_C_FLAGS) $(PD_WIN_INCLUDE_PATH) /c $*.c

+

+..\..\lib\iemlib1.dll: $(OBJ)

+	link $(PD_WIN_L_FLAGS) /dll /export:iemlib1_setup \

+	/out:..\..\lib\iemlib1.dll $(OBJ) $(PD_WIN_LIB)

+

+clean:

+	del *.obj

diff --git a/src/iemlib1/sigfilter.c b/src/iemlib1/sigfilter.c
index 6a05206..5f2ec07 100644
--- a/src/iemlib1/sigfilter.c
+++ b/src/iemlib1/sigfilter.c
@@ -351,9 +351,9 @@ static t_int *sigfilter_perform_2o(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn2))
+	if(IEM_DENORMAL(wn2))
 		wn2 = 0.0f;
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->wn1 = wn1;
@@ -406,9 +406,9 @@ static t_int *sigfilter_perf8_2o(t_int *w)
 		wn[1] = wn[9];
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn[0]))
+	if(IEM_DENORMAL(wn[0]))
 		wn[0] = 0.0f;
-	if(PD_BADFLOAT(wn[1]))
+	if(IEM_DENORMAL(wn[1]))
 		wn[1] = 0.0f;
 
 	x->wn1 = wn[1];
@@ -434,7 +434,7 @@ static t_int *sigfilter_perform_1o(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->wn1 = wn1;
@@ -474,7 +474,7 @@ static t_int *sigfilter_perf8_1o(t_int *w)
 		wn[0] = wn[8];
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn[0]))
+	if(IEM_DENORMAL(wn[0]))
 		wn[0] = 0.0f;
 
 	x->wn1 = wn[0];
diff --git a/src/iemlib1/sighml_shelf.c b/src/iemlib1/sighml_shelf.c
index ef209d1..eb182bd 100644
--- a/src/iemlib1/sighml_shelf.c
+++ b/src/iemlib1/sighml_shelf.c
@@ -288,9 +288,9 @@ static t_int *sighml_shelf_perform(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn2))
+	if(IEM_DENORMAL(wn2))
 		wn2 = 0.0f;
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->wn1 = wn1;
@@ -343,9 +343,9 @@ static t_int *sighml_shelf_perf8(t_int *w)
 		wn[1] = wn[9];
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn[0]))
+	if(IEM_DENORMAL(wn[0]))
 		wn[0] = 0.0f;
-	if(PD_BADFLOAT(wn[1]))
+	if(IEM_DENORMAL(wn[1]))
 		wn[1] = 0.0f;
 
 	x->wn1 = wn[1];
diff --git a/src/iemlib1/siglp1_t.c b/src/iemlib1/siglp1_t.c
index 060d988..349b3fa 100644
--- a/src/iemlib1/siglp1_t.c
+++ b/src/iemlib1/siglp1_t.c
@@ -77,7 +77,7 @@ static t_int *siglp1_t_perform(t_int *w)
 		yn1 = yn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(yn1))
+	if(IEM_DENORMAL(yn1))
 		yn1 = 0.0f;
 	x->yn1 = yn1;
 	return(w+5);
@@ -115,7 +115,7 @@ static t_int *siglp1_t_perf8(t_int *w)
 		yn[0] = yn[8];
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(yn[0]))
+	if(IEM_DENORMAL(yn[0]))
 		yn[0] = 0.0f;
 
 	x->yn1 = yn[0];
diff --git a/src/iemlib1/sigpara_bp2.c b/src/iemlib1/sigpara_bp2.c
index 871191e..bc6fe49 100644
--- a/src/iemlib1/sigpara_bp2.c
+++ b/src/iemlib1/sigpara_bp2.c
@@ -176,9 +176,9 @@ static t_int *sigpara_bp2_perform(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn2))
+	if(IEM_DENORMAL(wn2))
 		wn2 = 0.0f;
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->wn1 = wn1;
@@ -231,9 +231,9 @@ static t_int *sigpara_bp2_perf8(t_int *w)
 		wn[1] = wn[9];
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn[0]))
+	if(IEM_DENORMAL(wn[0]))
 		wn[0] = 0.0f;
-	if(PD_BADFLOAT(wn[1]))
+	if(IEM_DENORMAL(wn[1]))
 		wn[1] = 0.0f;
 
 	x->wn1 = wn[1];
@@ -302,7 +302,7 @@ static void sigpara_bp2_print(t_sigpara_bp2 *x)
 	x->x_at[2].a_w.w_float = x->a0;
 	x->x_at[3].a_w.w_float = x->a1;
 	x->x_at[4].a_w.w_float = x->a2;
-	outlet_list(x->x_debug_outlet, &s_list, 5, x->x_at);	post("fb1 = %g, fb2 = %g, ff1 = %g, ff2 = %g, ff3 = %g", x->b1, x->b2, x->a0, x->a1, x->a2);
+	outlet_list(x->x_debug_outlet, &s_list, 5, x->x_at);
 }
 
 static void sigpara_bp2_dsp(t_sigpara_bp2 *x, t_signal **sp)
diff --git a/src/iemlib1/sigpeakenv.c b/src/iemlib1/sigpeakenv.c
index a16638e..4ced863 100644
--- a/src/iemlib1/sigpeakenv.c
+++ b/src/iemlib1/sigpeakenv.c
@@ -62,7 +62,7 @@ static t_int *sigpeakenv_perform(t_int *w)
 		*out++ = peak;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(peak))
+	if(IEM_DENORMAL(peak))
 		peak = 0.0f;
 	x->x_old_peak = peak;
 	return(w+5);
diff --git a/src/iemlib1/sigprvu.c b/src/iemlib1/sigprvu.c
index bb4b72a..07c4cff 100644
--- a/src/iemlib1/sigprvu.c
+++ b/src/iemlib1/sigprvu.c
@@ -160,7 +160,7 @@ static void sigprvu_tick_metro(t_sigprvu *x)
 
 	x->x_old_peak *= c1;
 	/* NAN protect */
-	if(PD_BADFLOAT(x->x_old_peak))
+	if(IEM_DENORMAL(x->x_old_peak))
 		x->x_old_peak = 0.0f;
 
 	if(x->x_cur_peak > x->x_old_peak)
@@ -191,7 +191,7 @@ static void sigprvu_tick_metro(t_sigprvu *x)
 
 	cur_rms = (1.0f - c1)*x->x_sum_rms*x->x_rcp + c1*x->x_old_rms;
 	/* NAN protect */
-	if(PD_BADFLOAT(cur_rms))
+	if(IEM_DENORMAL(cur_rms))
 		cur_rms = 0.0f;
 
 	if(cur_rms <= 0.0000000001f)
diff --git a/src/iemlib1/sigpvu.c b/src/iemlib1/sigpvu.c
index 5dd4ea4..8ffbda3 100644
--- a/src/iemlib1/sigpvu.c
+++ b/src/iemlib1/sigpvu.c
@@ -129,7 +129,7 @@ static void sigpvu_tick(t_sigpvu *x)
 
 	x->x_old_peak *= x->x_c1;
 	/* NAN protect */
-	if(PD_BADFLOAT(x->x_old_peak))
+	if(IEM_DENORMAL(x->x_old_peak))
 		x->x_old_peak = 0.0f;
 
 	if(x->x_cur_peak > x->x_old_peak)
diff --git a/src/iemlib1/sigrvu.c b/src/iemlib1/sigrvu.c
index 70b9cd7..fac370e 100644
--- a/src/iemlib1/sigrvu.c
+++ b/src/iemlib1/sigrvu.c
@@ -119,7 +119,7 @@ static void sigrvu_tick_metro(t_sigrvu *x)
 
 	cur_rms = (1.0f - c1)*x->x_sum_rms*x->x_rcp + c1*x->x_old_rms;
 	/* NAN protect */
-	if(PD_BADFLOAT(cur_rms))
+	if(IEM_DENORMAL(cur_rms))
 		cur_rms = 0.0f;
 
 	if(cur_rms <= 0.0000000001f)
diff --git a/src/iemlib1/sigvcf_filter.c b/src/iemlib1/sigvcf_filter.c
index ec14306..a491c50 100644
--- a/src/iemlib1/sigvcf_filter.c
+++ b/src/iemlib1/sigvcf_filter.c
@@ -110,9 +110,9 @@ static t_int *sigvcf_filter_perform_lp2(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn2))
+	if(IEM_DENORMAL(wn2))
 		wn2 = 0.0f;
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->x_wn1 = wn1;
@@ -165,9 +165,9 @@ static t_int *sigvcf_filter_perform_bp2(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn2))
+	if(IEM_DENORMAL(wn2))
 		wn2 = 0.0f;
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->x_wn1 = wn1;
@@ -220,9 +220,9 @@ static t_int *sigvcf_filter_perform_rbp2(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn2))
+	if(IEM_DENORMAL(wn2))
 		wn2 = 0.0f;
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->x_wn1 = wn1;
@@ -275,9 +275,9 @@ static t_int *sigvcf_filter_perform_hp2(t_int *w)
 		wn1 = wn0;
 	}
 	/* NAN protect */
-	if(PD_BADFLOAT(wn2))
+	if(IEM_DENORMAL(wn2))
 		wn2 = 0.0f;
-	if(PD_BADFLOAT(wn1))
+	if(IEM_DENORMAL(wn1))
 		wn1 = 0.0f;
 
 	x->x_wn1 = wn1;
diff --git a/src/iemlib1/split.c b/src/iemlib1/split.c
index 0a3bcff..7716054 100644
--- a/src/iemlib1/split.c
+++ b/src/iemlib1/split.c
@@ -51,4 +51,4 @@ void split_setup(void)
     	sizeof(t_split), 0, A_DEFFLOAT, 0);
     class_addfloat(split_class, split_float);
     class_sethelpsymbol(split_class, gensym("iemhelp/help-split"));
-}
\ No newline at end of file
+}