BUILD: Add Pyodide CI and build recipes

.github/workflows/pyodide.yml

@@ -0,0 +1,82 @@
+name: Pyodide Tests
+
+on:
+  pull_request:
+    branches:
+      - main
+  workflow_dispatch:
+
+defaults:
+  run:
+    shell: bash
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  pyodide_tests:
+    name: Test on Pyodide
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Setup Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: 3.13.2
+
+      - name: Setup Emscripten
+        uses: mymindstorm/setup-emsdk@v14
+        with:
+          version: 4.0.9
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v6
+        with:
+          node-version: 22
+
+      - name: Install build dependencies for sdist
+        run: |
+          python -m pip install --upgrade pip build
+
+      - name: Build sdist and unpack for Pyodide
+        run: |
+          python -m build --sdist --outdir dist
+          mkdir -p pyodide-recipes/packages/numpy-quaddtype
+          tar -xvzf "$(ls dist/*.tar.gz)" -C pyodide-recipes/packages/numpy-quaddtype
+          rm -rf dist
+
+      - name: Install pyodide-build
+        run: python -m pip install pyodide-build
+
+      - name: Install the Pyodide build env
+        run: pyodide xbuildenv install 0.29.2
+
+      - name: Build compiled dependencies for Pyodide
+        run: |
+          pyodide build-recipes \
+            --recipe-dir pyodide-recipes/packages \
+            --install \
+            numpy numpy-quaddtype
+
+      - name: Clean the Pyodide dist
+        run: find dist/ -type f ! -name '*.whl' -delete
+
+      - name: Create the Pyodide venv
+        run: |
+          # Set up Pyodide venv
+          pyodide venv .venv-pyodide
+          source .venv-pyodide/bin/activate
+          # Install numpy
+          python -m pip install $(ls dist/numpy-*.whl)
+          # Install numpy-quaddtype with test dependencies
+          python -m pip install "$(ls dist/numpy_quaddtype-*.whl)"[test]
+
+      - name: Run tests
+        run: |
+          source .venv-pyodide/bin/activate
+          python -m pytest -s tests

pyodide-recipes/packages/.gitignore

@@ -0,0 +1,4 @@
+/.libs/
+/*/build/
+/*/build.log
+/*/dist/

pyodide-recipes/packages/libsleef/meta.yaml

@@ -0,0 +1,84 @@
+package:
+  name: libsleef
+  version: 3.9.0
+  tag:
+    - library
+    - static_library
+source:
+  sha256: af60856abac08a3b5e72a8d156dd71fec1f7ac23de8ee67793f45f9edcdf0908
+  url: https://github.com/shibatch/sleef/archive/refs/tags/3.9.0.tar.gz
+  patches:
+    - patches/0001-no-x86intrin.patch
+    - patches/0002-no-mfpmatch.patch
+    - patches/0003-fix-purecfma-scalar-x86.patch
+    - patches/0004-no-cpuid.patch
+build:
+  type: static_library
+  script: |
+    mkdir build-native
+    cd build-native
+
+    mkdir my-install
+
+    export NATIVE_BUILD_DIR=`pwd`
+
+    BACKUP_TOOLCHAIN=${CMAKE_TOOLCHAIN_FILE}
+    unset CMAKE_TOOLCHAIN_FILE
+
+    cmake \
+      -DCMAKE_INSTALL_PREFIX=$(pwd)/my-install \
+      -DCMAKE_BUILD_TYPE=Release \
+      -DSLEEF_BUILD_QUAD=ON \
+      -DSLEEF_BUILD_SHARED_LIBS=OFF \
+      -DSLEEF_BUILD_TESTS=OFF \
+      -DSLEEF_BUILD_INLINE_HEADERS=OFF \
+      -DSLEEF_BUILD_GNUABI_LIBS=OFF \
+      -DSLEEF_ENABLE_TLFLOAT=OFF \
+      -DSLEEF_ENABLE_TESTER4=OFF \
+      -DSLEEF_DISABLE_FFTW=ON \
+      -DSLEEF_DISABLE_MPFR=ON \
+      -DSLEEF_DISABLE_SSL=ON \
+      -DSLEEF_DISABLE_OPENMP=ON \
+      -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+      ../
+
+    make -j ${PYODIDE_JOBS:-3}
+
+    export CMAKE_TOOLCHAIN_FILE=${BACKUP_TOOLCHAIN}
+
+    cd ..
+    mkdir build
+    cd build
+
+    emcmake cmake \
+      -DCMAKE_INSTALL_PREFIX=${WASM_LIBRARY_DIR} \
+      -DCMAKE_BUILD_TYPE=Release \
+      -DSLEEF_BUILD_QUAD=ON \
+      -DSLEEF_BUILD_SHARED_LIBS=OFF \
+      -DSLEEF_BUILD_TESTS=OFF \
+      -DSLEEF_BUILD_INLINE_HEADERS=OFF \
+      -DSLEEF_BUILD_GNUABI_LIBS=OFF \
+      -DSLEEF_ENABLE_TLFLOAT=OFF \
+      -DSLEEF_ENABLE_TESTER4=OFF \
+      -DSLEEF_DISABLE_FFTW=ON \
+      -DSLEEF_DISABLE_MPFR=ON \
+      -DSLEEF_DISABLE_SSL=ON \
+      -DSLEEF_DISABLE_OPENMP=ON \
+      -DSLEEF_DISABLE_SSE2=OFF \
+      -DSLEEF_DISABLE_AVX2=ON \
+      -DSLEEF_DISABLE_AVX512F=ON \
+      -DSLEEF_DISABLE_PURECFMA_SCALAR=ON \
+      -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+      -DNATIVE_BUILD_DIR=${NATIVE_BUILD_DIR} \
+      -DCMAKE_C_FLAGS="-msimd128 -msse2" \
+      -DCMAKE_CXX_FLAGS="-msimd128 -msse2" \
+      ../
+
+    emmake make -j ${PYODIDE_JOBS:-3}
+    emmake make install
+
+    mkdir -p dist
+    cp ${WASM_LIBRARY_DIR}/lib/libsleef* dist/
+about:
+  home: https://github.com/shibatch/sleef
+  license: Boost Software License - Version 1.0

pyodide-recipes/packages/libsleef/patches/0001-no-x86intrin.patch

@@ -0,0 +1,153 @@
+diff --git a/Configure.cmake b/Configure.cmake
+index e23f577..6741a6e 100644
+--- a/Configure.cmake
++++ b/Configure.cmake
+@@ -495,7 +495,7 @@ if(SLEEF_ARCH_X86 AND NOT SLEEF_DISABLE_SSE2)
+   #if defined(_MSC_VER)
+   #include <intrin.h>
+   #else
+-  #include <x86intrin.h>
++  #include <immintrin.h>
+   #endif
+   int main() {
+     __m128d r = _mm_mul_pd(_mm_set1_pd(1), _mm_set1_pd(2)); }"
+@@ -514,7 +514,7 @@ if(SLEEF_ARCH_X86 AND NOT SLEEF_DISABLE_SSE4)
+   #if defined(_MSC_VER)
+   #include <intrin.h>
+   #else
+-  #include <x86intrin.h>
++  #include <immintrin.h>
+   #endif
+   int main() {
+     __m128d r = _mm_floor_sd(_mm_set1_pd(1), _mm_set1_pd(2)); }"
+@@ -533,7 +533,7 @@ if(SLEEF_ARCH_X86 AND NOT SLEEF_DISABLE_AVX)
+   #if defined(_MSC_VER)
+   #include <intrin.h>
+   #else
+-  #include <x86intrin.h>
++  #include <immintrin.h>
+   #endif
+   int main() {
+     __m256d r = _mm256_add_pd(_mm256_set1_pd(1), _mm256_set1_pd(2));
+@@ -552,7 +552,7 @@ if(SLEEF_ARCH_X86 AND NOT SLEEF_DISABLE_FMA4)
+   #if defined(_MSC_VER)
+   #include <intrin.h>
+   #else
+-  #include <x86intrin.h>
++  #include <immintrin.h>
+   #endif
+   int main() {
+     __m256d r = _mm256_macc_pd(_mm256_set1_pd(1), _mm256_set1_pd(2), _mm256_set1_pd(3)); }"
+@@ -571,7 +571,7 @@ if(SLEEF_ARCH_X86 AND NOT SLEEF_DISABLE_AVX2)
+   #if defined(_MSC_VER)
+   #include <intrin.h>
+   #else
+-  #include <x86intrin.h>
++  #include <immintrin.h>
+   #endif
+   int main() {
+     __m256i r = _mm256_abs_epi32(_mm256_set1_epi32(1)); }"
+@@ -595,7 +595,7 @@ if(SLEEF_ARCH_X86 AND NOT SLEEF_DISABLE_AVX512F)
+   #if defined(_MSC_VER)
+   #include <intrin.h>
+   #else
+-  #include <x86intrin.h>
++  #include <immintrin.h>
+   #endif
+   __m512 addConstant(__m512 arg) {
+     return _mm512_add_ps(arg, _mm512_set1_ps(1.f));
+diff --git a/src/arch/helperavx.h b/src/arch/helperavx.h
+index 08b81b0..5596498 100644
+--- a/src/arch/helperavx.h
++++ b/src/arch/helperavx.h
+@@ -42,7 +42,7 @@
+ #if defined(_MSC_VER)
+ #include <intrin.h>
+ #else
+-#include <x86intrin.h>
++#include <immintrin.h>
+ #endif
+
+ #include <stdint.h>
+diff --git a/src/arch/helperavx2.h b/src/arch/helperavx2.h
+index 8e71de3..2872cd9 100644
+--- a/src/arch/helperavx2.h
++++ b/src/arch/helperavx2.h
+@@ -40,7 +40,7 @@
+ #if defined(_MSC_VER)
+ #include <intrin.h>
+ #else
+-#include <x86intrin.h>
++#include <immintrin.h>
+ #endif
+
+ #include <stdint.h>
+diff --git a/src/arch/helperavx2_128.h b/src/arch/helperavx2_128.h
+index 2d1142b..4fa0f8f 100644
+--- a/src/arch/helperavx2_128.h
++++ b/src/arch/helperavx2_128.h
+@@ -40,7 +40,7 @@
+ #if defined(_MSC_VER)
+ #include <intrin.h>
+ #else
+-#include <x86intrin.h>
++#include <immintrin.h>
+ #endif
+
+ #include <stdint.h>
+diff --git a/src/arch/helperavx512f.h b/src/arch/helperavx512f.h
+index 20c5118..2b3da9a 100644
+--- a/src/arch/helperavx512f.h
++++ b/src/arch/helperavx512f.h
+@@ -43,7 +43,7 @@
+ #if defined(_MSC_VER)
+ #include <intrin.h>
+ #else
+-#include <x86intrin.h>
++#include <immintrin.h>
+ #endif
+
+ #include <stdint.h>
+diff --git a/src/arch/helpersse2.h b/src/arch/helpersse2.h
+index 349f06e..d6bee48 100644
+--- a/src/arch/helpersse2.h
++++ b/src/arch/helpersse2.h
+@@ -46,7 +46,7 @@
+ #if defined(_MSC_VER)
+ #include <intrin.h>
+ #else
+-#include <x86intrin.h>
++#include <immintrin.h>
+ #endif
+
+ #include <stdint.h>
+diff --git a/src/common/misc.h b/src/common/misc.h
+index fadcd1a..c0a2bcf 100644
+--- a/src/common/misc.h
++++ b/src/common/misc.h
+@@ -281,9 +281,7 @@ typedef struct {
+ #define LIKELY(condition) (condition)
+ #define UNLIKELY(condition) (condition)
+
+-#if (defined(__GNUC__) || defined(__CLANG__)) && (defined(__i386__) || defined(__x86_64__)) && !defined(SLEEF_GENHEADER)
+-#include <x86intrin.h>
+-#endif
++#include <immintrin.h>
+
+ #define SLEEF_INFINITY (1e+300 * 1e+300)
+ #define SLEEF_NAN (SLEEF_INFINITY - SLEEF_INFINITY)
+diff --git a/src/libm/sleeflibm_header.h.org.in b/src/libm/sleeflibm_header.h.org.in
+index abf1d0a..b9ebf33 100644
+--- a/src/libm/sleeflibm_header.h.org.in
++++ b/src/libm/sleeflibm_header.h.org.in
+@@ -55,9 +55,7 @@ extern "C"
+ #define SLEEF_IMPORT
+ #endif // #if (defined(__MINGW32__) || defined(__MINGW64__) || defined(__CYGWIN__) || defined(_MSC_VER)) && !defined(SLEEF_STATIC_LIBS)
+
+-#if (defined(__GNUC__) || defined(__CLANG__)) && (defined(__i386__) || defined(__x86_64__))
+-#include <x86intrin.h>
+-#endif
++#include <immintrin.h>
+
+ #if (defined(_MSC_VER))
+ #include <intrin.h>

pyodide-recipes/packages/libsleef/patches/0002-no-mfpmatch.patch

@@ -0,0 +1,19 @@
+diff --git a/Configure.cmake b/Configure.cmake
+index 6741a6e..e029751 100644
+--- a/Configure.cmake
++++ b/Configure.cmake
+@@ -276,10 +276,10 @@ if(CMAKE_C_COMPILER_ID MATCHES "(GNU|Clang|QCC)")
+   set(FLAGS_FASTMATH "-ffast-math")
+   set(FLAGS_NOSTRICTALIASING "-fno-strict-aliasing")
+
+-  if (SLEEF_ARCH_X86 AND SLEEF_ARCH_32BIT)
+-    string(CONCAT FLAGS_STRICTMATH ${FLAGS_STRICTMATH} " -msse2 -mfpmath=sse")
+-    string(CONCAT FLAGS_FASTMATH ${FLAGS_FASTMATH} " -msse2 -mfpmath=sse")
+-  endif()
++  # if (SLEEF_ARCH_X86 AND SLEEF_ARCH_32BIT)
++  #   string(CONCAT FLAGS_STRICTMATH ${FLAGS_STRICTMATH} " -msse2 -mfpmath=sse")
++  #   string(CONCAT FLAGS_FASTMATH ${FLAGS_FASTMATH} " -msse2 -mfpmath=sse")
++  # endif()
+
+   # Without the options below, gcc generates calls to libm
+   string(CONCAT FLAGS_OTHERS "-fno-math-errno -fno-trapping-math")