From 1b42cb4f68bf3e3f96d609a9223653b8a0d8ba5b Mon Sep 17 00:00:00 2001
From: "d.levin256@gmail.com" <d.levin256@gmail.com>
Date: Mon, 26 Feb 2024 01:25:15 +0000
Subject: [PATCH] Built KFR and FFTW

---
 .github/workflows/build.yml | 43 +++++++++++++++++++++++++++++++++++++
 .gitignore                  |  3 ++-
 src/benchmark.hpp           |  3 ++-
 src/fft_benchmark.cpp       |  3 +++
 4 files changed, 50 insertions(+), 2 deletions(-)
 create mode 100644 .github/workflows/build.yml

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..d2f5ce1
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,43 @@
+name: Build
+on: push
+jobs:
+  linux-x86_64:
+    runs-on: ubuntu-22.04
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4    
+    - name: Packages
+      run: |
+        sudo apt-get update && sudo apt-get install -y wget cmake gnupg2 ninja-build build-essential unzip
+    - name: Build FFTW
+      run: |
+        cd "$VCPKG_INSTALLATION_ROOT"
+        ./vcpkg install fftw3[avx2]
+        ls -la "$VCPKG_INSTALLATION_ROOT/installed"
+        ls -la "$VCPKG_INSTALLATION_ROOT/installed/x64-linux"
+        ls -la "$VCPKG_INSTALLATION_ROOT/installed/x64-linux/share"
+        ls -la "$VCPKG_INSTALLATION_ROOT/installed/x64-linux/lib"
+        ls -la "$VCPKG_INSTALLATION_ROOT/installed/x64-linux/include"
+    - name: Get KFR6 binaries
+      env:
+        TMP_DIR: ${{ runner.temp }}
+        KFR_VER: 6.0.2
+      run: |
+        curl -o "$TMP_DIR/kfr.zip" -L "https://github.com/kfrlib/kfr/releases/download/$KFR_VER/linux-x86_64.zip"
+        unzip "$TMP_DIR/kfr.zip" -d "${TMP_DIR}/kfr"
+        ls -la "${TMP_DIR}/kfr"
+    - name: Build benchmark
+      env:
+        TMP_DIR: ${{ runner.temp }}
+      run: |
+        cmake -B build -S . -DCMAKE_BUILD_TYPE=Release -GNinja "-DCMAKE_PREFIX_PATH=${TMP_DIR}/kfr/lib/cmake;$VCPKG_INSTALLATION_ROOT/installed/x64-linux/share"
+        ninja -C build
+        ls -la build
+        file build/fft_benchmark_{fftw,kfr}
+        mkdir -p "${{ github.workspace }}/dist"
+        cp build/fft_benchmark_{fftw,kfr} "${{ github.workspace }}/dist"
+    - name: Binaries
+      uses: actions/upload-artifact@v4
+      with:
+        name: linux-x86_64
+        path: ${{ github.workspace }}/dist
diff --git a/.gitignore b/.gitignore
index 140ed43..16e989d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 # build directory
-build*
+build
+build/
 bin/
 
 ipp/*
diff --git a/src/benchmark.hpp b/src/benchmark.hpp
index d86de87..1a00e23 100644
--- a/src/benchmark.hpp
+++ b/src/benchmark.hpp
@@ -21,7 +21,8 @@
 #include <array>
 #include <charconv>
 #include <memory>
-#include <stdlib.h>
+#include <cstdlib>
+#include <cstring>
 #include <string>
 #include <string_view>
 #include <vector>
diff --git a/src/fft_benchmark.cpp b/src/fft_benchmark.cpp
index b9051c6..18ec26f 100644
--- a/src/fft_benchmark.cpp
+++ b/src/fft_benchmark.cpp
@@ -337,6 +337,9 @@ int main(int argc, char** argv)
     json_key("cpu");
     json_string(cpuname);
 
+    json_key("clock_MHz");
+    json_number(1000.0 / tsc_resolution());
+
     json_key("library");
     json_string(fftname);