More stuff, didn't test

host-recipes/binutils.star

@@ -5,14 +5,14 @@ metadata = meta(
     license = "GPL-3.0-or-later",
 )
 source = tarball_source(
-    url = "https://ftp.gnu.org/gnu/binutils/binutils-" + version + ".tar.xz",
+    url = f"https://ftp.gnu.org/gnu/binutils/binutils-{version}.tar.xz",
     sha256 = "d75a94f4d73e7a4086f7513e67e439e8fcdcbb726ffe63f4661744e6256b2cf2",
     strip_components = 1,
 )
 
 def configure(ctx):
-    ctx.run([
-        ctx.source_dir + "/configure",
+    configure_args = [
+        ctx.source_dir / "configure",
         "--prefix=" + ctx.prefix,
         "--target=" + options.target_triple,
         "--with-sysroot=" + ctx.sysroot,
@@ -26,11 +26,14 @@ def configure(ctx):
         "--enable-relro",
         "--enable-separate-code",
         "--enable-threads",
-        # gprofng's libcollector does not build against musl.
-        "--disable-gprofng",
         "--disable-nls",
         "--disable-werror",
-    ], env = {
+    ]
+    # gprofng's libcollector relies on glibc-specific internals.
+    if options.libc == "musl":
+        configure_args.append("--disable-gprofng")
+
+    ctx.run(configure_args, env = {
         "CFLAGS": options.host_cflags,
         "CXXFLAGS": options.host_cxxflags,
         "LDFLAGS": options.host_ldflags,

host-recipes/gcc-bootstrap.star

@@ -13,7 +13,7 @@ host_deps = ["binutils"]
 
 def configure(ctx):
     ctx.run([
-        ctx.source_dir + "/configure",
+        ctx.source_dir / "configure",
         "--target=" + options.target_triple,
         "--prefix=" + ctx.prefix,
         "--with-sysroot=" + ctx.sysroot,

host-recipes/gcc.star

@@ -0,0 +1,54 @@
+version = "16.1.0"
+revision = 1
+metadata = meta(
+    description = "GNU GCC cross-compiler targeting the system triple",
+    license = "GPL-3.0-or-later",
+    website = "https://gcc.gnu.org/",
+)
+source = tarball_source(
+    url = f"https://ftp.gnu.org/gnu/gcc/gcc-{version}/gcc-{version}.tar.xz",
+    sha256 = "50efb4d94c3397aff3b0d61a5abd748b4dd31d9d3f2ab7be05b171d36a510f79",
+    strip_components = 1,
+)
+host_deps = ["binutils", "gcc-bootstrap"]
+deps = [options.libc, "linux-headers"]
+
+def configure(ctx):
+    ctx.run([
+        ctx.source_dir / "configure",
+        "--target=" + options.target_triple,
+        "--prefix=" + ctx.prefix,
+        "--with-sysroot=" + ctx.sysroot,
+        "--with-build-sysroot=" + ctx.sysroot,
+        "--enable-languages=c,c++,lto",
+        "--disable-bootstrap",
+        "--enable-default-pie",
+        "--enable-default-ssp",
+        "--enable-lto",
+        "--enable-threads=posix",
+        "--enable-tls",
+        "--enable-libstdcxx-time",
+        "--enable-checking=release",
+        "--enable-cet=auto",
+        "--enable-linker-build-id",
+        "--disable-nls",
+        "--disable-multilib",
+        "--disable-fixed-point",
+        "--disable-werror",
+        "--disable-libsanitizer",
+        "--disable-symvers",
+    ], env = {
+        "CFLAGS": options.host_cflags,
+        "CXXFLAGS": options.host_cxxflags,
+        "LDFLAGS": options.host_ldflags,
+    })
+
+def build(ctx):
+    ctx.run(["make", "-j" + str(ctx.jobs)])
+
+def install(ctx, pkg):
+    ctx.run(["make", "install-strip"], env = {"DESTDIR": pkg.dest_dir})
+    # Drop libtool archives — they bake build-time paths into target programs.
+    ctx.run([
+        "find", pkg.dest_dir + ctx.prefix, "-name", "*.la", "-delete",
+    ])

host-recipes/llvm.star

@@ -0,0 +1,52 @@
+version = "20.1.0"
+revision = 1
+metadata = meta(
+    description = "LLVM compiler infrastructure with clang and lld",
+    license = "Apache-2.0 WITH LLVM-exception",
+    website = "https://llvm.org/",
+)
+source = tarball_source(
+    url = f"https://github.com/llvm/llvm-project/releases/download/llvmorg-{version}/llvm-project-{version}.src.tar.xz",
+    sha256 = "?",
+    strip_components = 1,
+)
+host_deps = ["binutils"]
+
+def configure(ctx):
+    ctx.run([
+        "cmake",
+        "-S", ctx.source_dir / "llvm",
+        "-B", ctx.build_dir,
+        "-G", "Ninja",
+        "-DCMAKE_BUILD_TYPE=Release",
+        "-DCMAKE_INSTALL_PREFIX=" + ctx.prefix,
+        "-DLLVM_ENABLE_PROJECTS=clang;clang-tools-extra;lld",
+        "-DLLVM_ENABLE_RUNTIMES=compiler-rt",
+        "-DLLVM_TARGETS_TO_BUILD=X86;AArch64;RISCV",
+        "-DLLVM_DEFAULT_TARGET_TRIPLE=" + options.target_triple,
+        "-DLLVM_HOST_TRIPLE=" + options.target_triple,
+        "-DLLVM_ENABLE_LIBXML2=OFF",
+        "-DLLVM_ENABLE_LIBEDIT=OFF",
+        "-DLLVM_ENABLE_TERMINFO=OFF",
+        "-DLLVM_ENABLE_ASSERTIONS=OFF",
+        "-DLLVM_ENABLE_PIC=ON",
+        "-DLLVM_BUILD_LLVM_DYLIB=ON",
+        "-DLLVM_LINK_LLVM_DYLIB=ON",
+        "-DLLVM_INSTALL_UTILS=ON",
+        "-DLLVM_INCLUDE_TESTS=OFF",
+        "-DLLVM_INCLUDE_EXAMPLES=OFF",
+        "-DLLVM_INCLUDE_BENCHMARKS=OFF",
+        "-DCLANG_DEFAULT_LINKER=lld",
+        "-DCLANG_DEFAULT_RTLIB=compiler-rt",
+        "-DCLANG_DEFAULT_CXX_STDLIB=libstdc++",
+    ], env = {
+        "CFLAGS": options.host_cflags,
+        "CXXFLAGS": options.host_cxxflags,
+        "LDFLAGS": options.host_ldflags,
+    })
+
+def build(ctx):
+    ctx.run(["cmake", "--build", ctx.build_dir, "-j" + str(ctx.jobs)])
+
+def install(ctx, pkg):
+    ctx.run(["cmake", "--install", ctx.build_dir], env = {"DESTDIR": pkg.dest_dir})