switch to pallet_revive runtime (#40)

Signed-off-by: xermicus <cyrill@parity.io>
2026-06-09 20:01:05 +00:00 · 2024-09-03 17:18:22 +02:00
parent 41c8d4e955
commit d2f76b645f
66 changed files with 3023 additions and 2911 deletions
@@ -0,0 +1,80 @@
+use std::{env, fs, path::Path, process::Command};
+
+#[cfg(not(feature = "riscv-64"))]
+const TARGET_TRIPLE_FLAG: &str = "-triple=riscv32-unknown-unknown-elf";
+#[cfg(feature = "riscv-64")]
+const TARGET_TRIPLE_FLAG: &str = "-triple=riscv64-unknown-unknown-elf";
+
+#[cfg(not(feature = "riscv-64"))]
+const TARGET_FLAG: &str = "--target=riscv32";
+#[cfg(feature = "riscv-64")]
+const TARGET_FLAG: &str = "--target=riscv64";
+
+#[cfg(not(feature = "riscv-64"))]
+const TARGET_ARCH_FLAG: &str = "-march=rv32em";
+#[cfg(feature = "riscv-64")]
+const TARGET_ARCH_FLAG: &str = "-march=rv64em";
+
+#[cfg(not(feature = "riscv-64"))]
+const TARGET_ABI_FLAG: &str = "-mabi=ilp32e";
+#[cfg(feature = "riscv-64")]
+const TARGET_ABI_FLAG: &str = "-mabi=lp64e";
+
+const IMPORTS_SOUCE: &str = "src/polkavm_imports.c";
+const IMPORTS_BC: &str = "polkavm_imports.bc";
+const IMPORTS_RUST: &str = "polkavm_imports.rs";
+
+const EXPORTS_SOUCE: &str = "src/polkavm_exports.c";
+const EXPORTS_BC: &str = "polkavm_exports.bc";
+const EXPORTS_RUST: &str = "polkavm_exports.rs";
+
+fn compile(source_path: &str, bitcode_path: &str) {
+    let output = Command::new("clang")
+        .args([
+            TARGET_FLAG,
+            "-Xclang",
+            TARGET_TRIPLE_FLAG,
+            TARGET_ARCH_FLAG,
+            TARGET_ABI_FLAG,
+            "-fno-exceptions",
+            "-ffreestanding",
+            "-Wall",
+            "-fno-builtin",
+            "-O3",
+            "-emit-llvm",
+            "-c",
+            "-o",
+            bitcode_path,
+            source_path,
+        ])
+        .output()
+        .expect("should be able to invoke C clang");
+
+    assert!(
+        output.status.success(),
+        "failed to compile the PolkaVM C API: {:?}",
+        output
+    );
+}
+
+fn build_module(source_path: &str, bitcode_path: &str, rust_file: &str) {
+    let out_dir = env::var_os("OUT_DIR").expect("env should have $OUT_DIR");
+    let lib = Path::new(&out_dir).join(bitcode_path);
+    compile(source_path, lib.to_str().expect("$OUT_DIR should be UTF-8"));
+
+    let bitcode = fs::read(lib).expect("bitcode should have been built");
+    let len = bitcode.len();
+    let src_path = Path::new(&out_dir).join(rust_file);
+    let src = format!("pub static BITCODE: &[u8; {len}] = include_bytes!(\"{bitcode_path}\");");
+    fs::write(src_path, src).expect("should be able to write in $OUT_DIR");
+}
+
+fn main() {
+    build_module(IMPORTS_SOUCE, IMPORTS_BC, IMPORTS_RUST);
+    build_module(EXPORTS_SOUCE, EXPORTS_BC, EXPORTS_RUST);
+
+    println!("cargo:rerun-if-changed=build.rs");
+    println!("cargo:rerun-if-changed=src/polkavm_imports.c");
+    println!("cargo:rerun-if-changed=src/polkavm_exports.c");
+    println!("cargo:rerun-if-changed=src/polkavm_guest.h");
+}