From 9ba094979849784bd38f0b415e99957d0a81557a Mon Sep 17 00:00:00 2001
From: Paul Ferrand <paul@ferrand.cc>
Date: Sun, 9 Feb 2020 11:38:44 +0100
Subject: [PATCH] Add FTZ to the filter benchmarks Could add it in others too

---
 benchmarks/BM_filterModulation.cpp |  5 +++++
 benchmarks/BM_filterStereoMono.cpp | 10 ++++++++++
 2 files changed, 15 insertions(+)

diff --git a/benchmarks/BM_filterModulation.cpp b/benchmarks/BM_filterModulation.cpp
index 1b5d6d58..e03a3d5e 100644
--- a/benchmarks/BM_filterModulation.cpp
+++ b/benchmarks/BM_filterModulation.cpp
@@ -7,6 +7,7 @@
 #include "SIMDHelpers.h"
 #include "OnePoleFilter.h"
 #include "SfzFilter.h"
+#include "ScopedFTZ.h"
 #include <benchmark/benchmark.h>
 #include <random>
 #include <numeric>
@@ -45,6 +46,7 @@ public:
 };
 
 BENCHMARK_DEFINE_F(FilterFixture, OnePole_VA)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::OnePoleFilter<float> filter;
     for (auto _ : state)
     {
@@ -66,6 +68,7 @@ BENCHMARK_DEFINE_F(FilterFixture, OnePole_VA)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, OnePole_Faust)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filter;
     filter.init(sampleRate);
     filter.setType(sfz::FilterType::kFilterLpf1p);
@@ -87,6 +90,7 @@ BENCHMARK_DEFINE_F(FilterFixture, OnePole_Faust)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, TwoPole_Faust)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filter;
     filter.init(sampleRate);
     filter.setType(sfz::FilterType::kFilterLpf2p);
@@ -110,6 +114,7 @@ BENCHMARK_DEFINE_F(FilterFixture, TwoPole_Faust)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, TwoPoleShelf_Faust)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filter;
     filter.init(sampleRate);
     filter.setType(sfz::FilterType::kFilterLsh);
diff --git a/benchmarks/BM_filterStereoMono.cpp b/benchmarks/BM_filterStereoMono.cpp
index b86f25f8..40ab97ba 100644
--- a/benchmarks/BM_filterStereoMono.cpp
+++ b/benchmarks/BM_filterStereoMono.cpp
@@ -7,6 +7,7 @@
 #include "SIMDHelpers.h"
 #include "OnePoleFilter.h"
 #include "SfzFilter.h"
+#include "ScopedFTZ.h"
 #include <benchmark/benchmark.h>
 #include <random>
 #include <numeric>
@@ -50,6 +51,7 @@ public:
 };
 
 BENCHMARK_DEFINE_F(FilterFixture, OnePole_MonoOnce)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filterLeft;
     filterLeft.init(sampleRate);
     filterLeft.setType(sfz::FilterType::kFilterLpf1p);
@@ -71,6 +73,7 @@ BENCHMARK_DEFINE_F(FilterFixture, OnePole_MonoOnce)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, OnePole_MonoTwice)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filterLeft;
     sfz::Filter filterRight;
     filterLeft.init(sampleRate);
@@ -100,6 +103,7 @@ BENCHMARK_DEFINE_F(FilterFixture, OnePole_MonoTwice)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, OnePole_Stereo)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filter;
     filter.init(sampleRate);
     filter.setChannels(2);
@@ -128,6 +132,7 @@ BENCHMARK_DEFINE_F(FilterFixture, OnePole_Stereo)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, TwoPole_MonoOnce)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filterLeft;
     filterLeft.init(sampleRate);
     filterLeft.setType(sfz::FilterType::kFilterLpf2p);
@@ -151,6 +156,7 @@ BENCHMARK_DEFINE_F(FilterFixture, TwoPole_MonoOnce)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, TwoPole_MonoTwice)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filterLeft;
     sfz::Filter filterRight;
     filterLeft.init(sampleRate);
@@ -182,6 +188,7 @@ BENCHMARK_DEFINE_F(FilterFixture, TwoPole_MonoTwice)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, TwoPole_Stereo)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filter;
     filter.init(sampleRate);
     filter.setChannels(2);
@@ -212,6 +219,7 @@ BENCHMARK_DEFINE_F(FilterFixture, TwoPole_Stereo)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, Shelf_MonoOnce)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filterLeft;
     filterLeft.init(sampleRate);
     filterLeft.setType(sfz::FilterType::kFilterLpf2p);
@@ -237,6 +245,7 @@ BENCHMARK_DEFINE_F(FilterFixture, Shelf_MonoOnce)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, Shelf_MonoTwice)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filterLeft;
     sfz::Filter filterRight;
     filterLeft.init(sampleRate);
@@ -269,6 +278,7 @@ BENCHMARK_DEFINE_F(FilterFixture, Shelf_MonoTwice)(benchmark::State& state) {
 }
 
 BENCHMARK_DEFINE_F(FilterFixture, Shelf_Stereo)(benchmark::State& state) {
+    ScopedFTZ ftz;
     sfz::Filter filter;
     filter.init(sampleRate);
     filter.setChannels(2);