Add ppc64le support

Closes #165.

Signed-off-by: Christy Norman <[email protected]>

Author: clnperez

.github/workflows/linux.yml

@@ -325,6 +325,37 @@ jobs:
             py: 'cpython-3.11'
             optimizations: 'lto'
 
+          # Cross-compiles can't do PGO and require Python 3.9.
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.9'
+            optimizations: 'debug'
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.9'
+            optimizations: 'noopt'
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.9'
+            optimizations: 'lto'
+
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.10'
+            optimizations: 'debug'
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.10'
+            optimizations: 'noopt'
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.10'
+            optimizations: 'lto'
+
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.11'
+            optimizations: 'debug'
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.11'
+            optimizations: 'noopt'
+          - target_triple: 'ppc64le-unknown-linux-gnu'
+            py: 'cpython-3.11'
+            optimizations: 'lto'
+
           # We don't publish noopt builds when PGO is available.
           - target_triple: 'x86_64-unknown-linux-gnu'
             py: 'cpython-3.8'

cpython-unix/build-cpython.sh

@@ -677,6 +677,9 @@ mipsel-unknown-linux-gnu)
 mips64el-unknown-linux-gnuabi64)
     PYTHON_ARCH="mips64el-linux-gnuabi64"
     ;;
+ppc64le-unknown-linux-gnu)
+    PYTHON_ARCH="powerpc64le-linux-gnu"
+    ;;
 s390x-unknown-linux-gnu)
     PYTHON_ARCH="s390x-linux-gnu"
     ;;

cpython-unix/build-libX11.sh

@@ -66,6 +66,9 @@ if [ -n "${CROSS_COMPILING}" ]; then
     mips64el-unknown-linux-gnuabi64)
       EXTRA_FLAGS="${EXTRA_FLAGS} --enable-malloc0returnsnull"
       ;;
+    ppc64le-unknown-linux-gnu)
+      EXTRA_FLAGS="${EXTRA_FLAGS} --enable-malloc0returnsnull"
+      ;;
     s390x-unknown-linux-gnu)
       EXTRA_FLAGS="${EXTRA_FLAGS} --enable-malloc0returnsnull"
       ;;

cpython-unix/build.cross.Dockerfile

@@ -54,11 +54,13 @@ RUN apt-get install \
     gcc-mips-linux-gnu \
     gcc-mips64el-linux-gnuabi64 \
     gcc-mipsel-linux-gnu \
+    gcc-powerpc64le-linux-gnu \
     gcc-s390x-linux-gnu \
     libc6-dev-arm64-cross \
     libc6-dev-armel-cross \
     libc6-dev-armhf-cross \
     libc6-dev-mips-cross \
     libc6-dev-mips64el-cross \
     libc6-dev-mipsel-cross \
+    libc6-dev-ppc64el-cross \
     libc6-dev-s390x-cross

cpython-unix/extension-modules.yml

@@ -228,6 +228,7 @@ _decimal:
     - define: CONFIG_64=1
       targets:
         - aarch64-.*
+        - ppc64le-unknown-linux.*
         - s390x-unknown-linux-.*
         - x86_64.*
   links:

cpython-unix/targets.yml

@@ -409,6 +409,43 @@ mipsel-unknown-linux-gnu:
     - zlib
   openssl_target: linux-mips32
 
+ppc64le-unknown-linux-gnu:
+  host_platforms:
+    - linux64
+  pythons_supported:
+    - '3.9'
+    - '3.10'
+    - '3.11'
+  docker_image_suffix: .cross
+  host_cc: /usr/bin/x86_64-linux-gnu-gcc
+  host_cxx: /usr/bin/x86_64-linux-gnu-g++
+  target_cc: /usr/bin/powerpc64le-linux-gnu-gcc
+  needs:
+    - autoconf
+    - bdb
+    - binutils
+    - bzip2
+    - expat
+    - libedit
+    - libffi
+    - libX11
+    - libXau
+    - libxcb
+    - m4
+    - mpdecimal
+    - ncurses
+    - openssl
+    - patchelf
+    - sqlite
+    - tcl
+    - tk
+    - tix
+    - uuid
+    - xorgproto
+    - xz
+    - zlib
+  openssl_target: linux-ppc64le
+
 s390x-unknown-linux-gnu:
   host_platforms:
     - linux64

docs/building.rst

@@ -39,6 +39,7 @@ As are various other targets::
     $ ./build-linux.py --target armv7-unknown-linux-gnueabihf
     $ ./build-linux.py --target mips-unknown-linux-gnu
     $ ./build-linux.py --target mipsel-unknown-linux-gnu
+    $ ./build-linux.py --target ppc64le-unknown-linux-gnu
     $ ./build-linux.py --target s390x-unknown-linux-gnu
 
 macOS

src/release.rs

@@ -96,6 +96,15 @@ pub static RELEASE_TRIPLES: Lazy<BTreeMap<&'static str, TripleRelease>> = Lazy::
         },
     );
 
+    h.insert(
+        "ppc64le-unknown-linux-gnu",
+        TripleRelease {
+            suffixes: linux_suffixes_nopgo.clone(),
+            install_only_suffix: "lto",
+            python_version_requirement: None,
+        },
+    );
+
     h.insert(
         "i686-unknown-linux-gnu",
         TripleRelease {

src/validation.rs

@@ -41,6 +41,7 @@ const RECOGNIZED_TRIPLES: &[&str] = &[
     "mips-unknown-linux-gnu",
     "mipsel-unknown-linux-gnu",
     "mips64el-unknown-linux-gnuabi64",
+    "ppc64le-unknown-linux-gnu",
     "s390x-unknown-linux-gnu",
     "thumbv7k-apple-watchos",
     "x86_64-apple-darwin",
@@ -155,6 +156,10 @@ static GLIBC_MAX_VERSION_BY_TRIPLE: Lazy<HashMap<&'static str, version_compare::
             "mips64el-unknown-linux-gnuabi64",
             version_compare::Version::from("2.19").unwrap(),
         );
+        versions.insert(
+            "ppc64le-unknown-linux-gnu",
+            version_compare::Version::from("2.17").unwrap(),
+        );
         versions.insert(
             "s390x-unknown-linux-gnu",
             version_compare::Version::from("2.17").unwrap(),
@@ -212,6 +217,7 @@ static ELF_ALLOWED_LIBRARIES_BY_TRIPLE: Lazy<HashMap<&'static str, Vec<&'static
             ("mips-unknown-linux-gnu", vec!["ld.so.1"]),
             ("mipsel-unknown-linux-gnu", vec!["ld.so.1"]),
             ("mips64el-unknown-linux-gnuabi64", vec![]),
+            ("ppc64le-unknown-linux-gnu", vec!["ld64.so.1"]),
             ("s390x-unknown-linux-gnu", vec!["ld64.so.1"]),
             ("x86_64-unknown-linux-gnu", vec!["ld-linux-x86-64.so.2"]),
             ("x86_64_v2-unknown-linux-gnu", vec!["ld-linux-x86-64.so.2"]),
@@ -426,6 +432,7 @@ static PLATFORM_TAG_BY_TRIPLE: Lazy<HashMap<&'static str, &'static str>> = Lazy:
         ("mips-unknown-linux-gnu", "linux-mips"),
         ("mipsel-unknown-linux-gnu", "linux-mipsel"),
         ("mips64el-unknown-linux-gnuabi64", "todo"),
+        ("ppc64le-unknown-linux-gnu", "linux-powerpc64le"),
         ("s390x-unknown-linux-gnu", "linux-s390x"),
         ("x86_64-apple-darwin", "macosx-10.9-x86_64"),
         ("x86_64-apple-ios", "iOS-x86_64"),
@@ -777,6 +784,7 @@ fn validate_elf<'data, Elf: FileHeader<Endian = Endianness>>(
         "mips-unknown-linux-gnu" => object::elf::EM_MIPS,
         "mipsel-unknown-linux-gnu" => object::elf::EM_MIPS,
         "mips64el-unknown-linux-gnuabi64" => 0,
+        "ppc64le-unknown-linux-gnu" => object::elf::EM_PPC64,
         "s390x-unknown-linux-gnu" => object::elf::EM_S390,
         "x86_64-unknown-linux-gnu" => object::elf::EM_X86_64,
         "x86_64_v2-unknown-linux-gnu" => object::elf::EM_X86_64,