From bbabae237be4cadb52010bd8dbe0a19bd69ed783 Mon Sep 17 00:00:00 2001
From: Connor Olding <cloningdonor@gmail.com>
Date: Wed, 5 Feb 2014 23:53:23 -0800
Subject: [PATCH] disable denormals in eq plugins

---
 crap_eq.h       |  2 ++
 crap_eq_const.h |  2 ++
 crap_tube.h     | 17 +----------------
 crap_util.h     | 12 ++++++++++++
 crap_util_def.h |  8 ++++++++
 5 files changed, 25 insertions(+), 16 deletions(-)

diff --git a/crap_eq.h b/crap_eq.h
index 02d57ee..afe0a46 100644
--- a/crap_eq.h
+++ b/crap_eq.h
@@ -32,6 +32,7 @@ process(personal *data,
     float *out_L, float *out_R,
     unsigned long count)
 {
+	disable_denormals();
 	for (unsigned long pos = 0; pos < count; pos++) {
 		out_L[pos] = process_one(data->filters[0], in_L[pos]);
 		out_R[pos] = process_one(data->filters[1], in_R[pos]);
@@ -44,6 +45,7 @@ process_double(personal *data,
     double *out_L, double *out_R,
     unsigned long count)
 {
+	disable_denormals();
 	for (unsigned long pos = 0; pos < count; pos++) {
 		out_L[pos] = process_one(data->filters[0], in_L[pos]);
 		out_R[pos] = process_one(data->filters[1], in_R[pos]);
diff --git a/crap_eq_const.h b/crap_eq_const.h
index 30e35a0..4b18a5a 100644
--- a/crap_eq_const.h
+++ b/crap_eq_const.h
@@ -28,6 +28,7 @@ process(personal *data,
     float *out_L, float *out_R,
     unsigned long count)
 {
+	disable_denormals();
 	for (unsigned long pos = 0; pos < count; pos++) {
 		out_L[pos] = process_one(data->filters[0], in_L[pos]);
 		out_R[pos] = process_one(data->filters[1], in_R[pos]);
@@ -40,6 +41,7 @@ process_double(personal *data,
     double *out_L, double *out_R,
     unsigned long count)
 {
+	disable_denormals();
 	for (unsigned long pos = 0; pos < count; pos++) {
 		out_L[pos] = process_one(data->filters[0], in_L[pos]);
 		out_R[pos] = process_one(data->filters[1], in_R[pos]);
diff --git a/crap_tube.h b/crap_tube.h
index 67ae99e..6f030f7 100644
--- a/crap_tube.h
+++ b/crap_tube.h
@@ -1,13 +1,6 @@
 #include <string.h>
 
-#ifdef __SSE2__
-#include <xmmintrin.h>
-#ifndef __SSE2_MATH__
-#warning SSE2 enabled but not forced, beware denormals
-#endif
-#else
-#warning built without SSE2, denormals will be painful
-#endif
+#include "crap_util.h"
 
 #define ID 0x50F7BA11
 #define LABEL "crap_tube"
@@ -24,14 +17,6 @@ typedef struct {
 	double history_R[HIST_SIZE];
 } personal;
 
-static void
-disable_denormals()
-{
-	#if __SSE2__
-        _mm_setcsr(_mm_getcsr() | 0x8040);
-	#endif
-}
-
 static double
 distort(double x)
 {
diff --git a/crap_util.h b/crap_util.h
index 74db44f..037b976 100644
--- a/crap_util.h
+++ b/crap_util.h
@@ -1,5 +1,17 @@
 #include "math.h"
 
+#ifdef __SSE2__
+#include <xmmintrin.h>
+#ifndef __SSE2_MATH__
+#warning SSE2 enabled but not forced, beware denormals
+#endif
+#else
+#warning built without SSE2, denormals will be painful
+#endif
+
+static void
+disable_denormals();
+
 #define LIMIT(v,l,u) ((v)<(l)?(l):((v)>(u)?(u):(v)))
 #define DB2LIN(x) ((x) > -90 ? pow(10, (x) * 0.05) : 0)
 
diff --git a/crap_util_def.h b/crap_util_def.h
index c7c5454..3d84f32 100644
--- a/crap_util_def.h
+++ b/crap_util_def.h
@@ -2,6 +2,14 @@
 #include <math.h>
 #include <stdint.h>
 
+static void
+disable_denormals()
+{
+	#if __SSE2__
+        _mm_setcsr(_mm_getcsr() | 0x8040);
+	#endif
+}
+
 /* via http://www.rgba.org/articles/sfrand/sfrand.htm */
 static unsigned int mirand = 1;