From 4e762044ffb6e23ca64361f22e60e81a36a347a6 Mon Sep 17 00:00:00 2001
From: yichi170 <ilee900620@gmail.com>
Date: Mon, 9 Jan 2023 20:49:22 +0800
Subject: [PATCH 1/3] feat: conditional compile

---
 src/{ => intrinsic}/intrinfft.rs |  0
 src/intrinsic/mod.rs             |  2 ++
 src/lib.rs                       |  3 ++-
 src/main.rs                      | 41 +++++++++++++++++---------------
 4 files changed, 26 insertions(+), 20 deletions(-)
 rename src/{ => intrinsic}/intrinfft.rs (100%)
 create mode 100644 src/intrinsic/mod.rs

diff --git a/src/intrinfft.rs b/src/intrinsic/intrinfft.rs
similarity index 100%
rename from src/intrinfft.rs
rename to src/intrinsic/intrinfft.rs
diff --git a/src/intrinsic/mod.rs b/src/intrinsic/mod.rs
new file mode 100644
index 0000000..adfabe3
--- /dev/null
+++ b/src/intrinsic/mod.rs
@@ -0,0 +1,2 @@
+#[cfg(target_arch = "x86_64")]
+pub mod intrinfft;
diff --git a/src/lib.rs b/src/lib.rs
index 1d03a9c..a7c6ac8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,5 +1,6 @@
 pub mod freq_scale;
-pub mod intrinfft;
+#[cfg(target_arch = "x86_64")]
+pub mod intrinsic;
 pub mod pfft;
 pub mod rfft;
 pub mod sfft;
diff --git a/src/main.rs b/src/main.rs
index 40e2bda..1c3d7db 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,9 +1,9 @@
-mod intrinfft;
 mod pfft;
 mod rfft;
 mod sfft;
-mod splitfft;
 mod utils;
+mod splitfft;
+mod intrinsic;
 
 use num_complex::Complex;
 use rustfft::FftPlanner;
@@ -63,23 +63,26 @@ fn main() {
     );
     utils::dump_result("rayon", &mut result, output_filename).unwrap();
 
-    let mut result = bench_fft(
-        intrinfft::simd_fft,
-        intrinfft::simd_ifft,
-        benchname,
-        "SIMD",
-        bench_niter,
-    );
-    utils::dump_result("simd", &mut result, output_filename).unwrap();
-
-    let mut result = bench_fft(
-        intrinfft::rayon_simd_fft,
-        intrinfft::rayon_simd_ifft,
-        benchname,
-        "Rayon SIMD",
-        bench_niter,
-    );
-    utils::dump_result("rayon simd", &mut result, output_filename).unwrap();
+    #[cfg(target_arch = "x86_64")]
+    {
+        let mut result = bench_fft(
+            intrinfft::simd_fft,
+            intrinfft::simd_ifft,
+            benchname,
+            "SIMD",
+            bench_niter,
+        );
+        utils::dump_result("simd", &mut result, output_filename).unwrap();
+
+        let mut result = bench_fft(
+            intrinfft::rayon_simd_fft,
+            intrinfft::rayon_simd_ifft,
+            benchname,
+            "Rayon SIMD",
+            bench_niter,
+        );
+        utils::dump_result("rayon simd", &mut result, output_filename).unwrap();
+    }
 
     let mut result = bench_fft(
         splitfft::fft,

From 90c9f534dc01781376b9b043714043123d67116d Mon Sep 17 00:00:00 2001
From: yichi170 <ilee900620@gmail.com>
Date: Mon, 9 Jan 2023 23:12:05 +0800
Subject: [PATCH 2/3] feat: conditional compile at tests/

---
 tests/accuracy.rs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/tests/accuracy.rs b/tests/accuracy.rs
index 663827d..3ecce4e 100644
--- a/tests/accuracy.rs
+++ b/tests/accuracy.rs
@@ -1,5 +1,6 @@
 use ffrust::freq_scale;
-use ffrust::intrinfft;
+#[cfg(target_arch = "x86_64")]
+use ffrust::intrinsic;
 use ffrust::pfft;
 use ffrust::rfft;
 use ffrust::sfft;
@@ -53,16 +54,18 @@ fn test_rayon_fft() {
     run_fft_ifft(pfft::rayon_fft, pfft::rayon_ifft, "rayon_recon.wav");
 }
 
+#[cfg(target_arch = "x86_64")]
 #[test]
 fn test_simd_fft() {
-    run_fft_ifft(intrinfft::simd_fft, intrinfft::simd_ifft, "simd_recon.wav");
+    run_fft_ifft(intrinsic::simd_fft, intrinsic::simd_ifft, "simd_recon.wav");
 }
 
+#[cfg(target_arch = "x86_64")]
 #[test]
 fn test_rayon_simd_fft() {
     run_fft_ifft(
-        intrinfft::rayon_simd_fft,
-        intrinfft::rayon_simd_ifft,
+        intrinsic::rayon_simd_fft,
+        intrinsic::rayon_simd_ifft,
         "rayon_simd_recon.wav",
     );
 }

From 9a83534a178b2ebc1dff9d318ee25a5bd9c66298 Mon Sep 17 00:00:00 2001
From: yichi170 <ilee900620@gmail.com>
Date: Mon, 9 Jan 2023 23:23:33 +0800
Subject: [PATCH 3/3] fix: conditional compile

---
 src/main.rs       | 3 +++
 tests/accuracy.rs | 8 ++++----
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 1c3d7db..acb35ac 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -5,6 +5,9 @@ mod utils;
 mod splitfft;
 mod intrinsic;
 
+#[cfg(target_arch = "x86_64")]
+use intrinsic::intrinfft;
+
 use num_complex::Complex;
 use rustfft::FftPlanner;
 use std::env;
diff --git a/tests/accuracy.rs b/tests/accuracy.rs
index 3ecce4e..14c7ab5 100644
--- a/tests/accuracy.rs
+++ b/tests/accuracy.rs
@@ -1,6 +1,6 @@
 use ffrust::freq_scale;
 #[cfg(target_arch = "x86_64")]
-use ffrust::intrinsic;
+use ffrust::intrinsic::intrinfft;
 use ffrust::pfft;
 use ffrust::rfft;
 use ffrust::sfft;
@@ -57,15 +57,15 @@ fn test_rayon_fft() {
 #[cfg(target_arch = "x86_64")]
 #[test]
 fn test_simd_fft() {
-    run_fft_ifft(intrinsic::simd_fft, intrinsic::simd_ifft, "simd_recon.wav");
+    run_fft_ifft(intrinfft::simd_fft, intrinfft::simd_ifft, "simd_recon.wav");
 }
 
 #[cfg(target_arch = "x86_64")]
 #[test]
 fn test_rayon_simd_fft() {
     run_fft_ifft(
-        intrinsic::rayon_simd_fft,
-        intrinsic::rayon_simd_ifft,
+        intrinfft::rayon_simd_fft,
+        intrinfft::rayon_simd_ifft,
         "rayon_simd_recon.wav",
     );
 }