rul

Signed-off-by: xermicus <bigcyrill@hotmail.com>

Cargo.lock

@@ -6505,8 +6505,8 @@ dependencies = [
  "num-integer",
  "num-traits",
  "pallet-revive-fixtures",
- "pallet-revive-proc-macro",
+ "pallet-revive-proc-macro 0.3.0",
- "pallet-revive-uapi",
+ "pallet-revive-uapi 0.4.0",
  "pallet-transaction-payment",
  "parity-scale-codec",
  "paste",
@@ -6539,7 +6539,7 @@ checksum = "dc1df19ca809f036d6ddf1632039e9db312f92dbe8f9390e6722ad808cd95377"
 dependencies = [
  "anyhow",
  "cargo_metadata",
- "pallet-revive-uapi",
+ "pallet-revive-uapi 0.4.0",
  "polkavm-linker 0.21.0",
  "sp-core",
  "sp-io",
@@ -6558,7 +6558,7 @@ dependencies = [
  "pallet-balances",
  "pallet-message-queue",
  "pallet-revive",
- "pallet-revive-uapi",
+ "pallet-revive-uapi 0.4.0",
  "pallet-timestamp",
  "pallet-xcm",
  "parity-scale-codec",
@@ -6587,6 +6587,17 @@ dependencies = [
  "syn 2.0.101",
 ]
 
+[[package]]
+name = "pallet-revive-proc-macro"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "feb9c42c125790dd4bb0132312bb1a9d3a890b4720c7696d636194311f948e36"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.101",
+]
+
 [[package]]
 name = "pallet-revive-uapi"
 version = "0.4.0"
@@ -6594,12 +6605,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0cb8f45102c6279f59f55e0051fc6c26b996619d7842800dfaf3a2583459a1c7"
 dependencies = [
  "bitflags 1.3.2",
- "pallet-revive-proc-macro",
+ "pallet-revive-proc-macro 0.3.0",
  "parity-scale-codec",
  "polkavm-derive 0.21.0",
  "scale-info",
 ]
 
+[[package]]
+name = "pallet-revive-uapi"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e340813d94f380bc531d4cd5f28685065a14dbbff87ab23507f72c7d2792b82c"
+dependencies = [
+ "bitflags 1.3.2",
+ "pallet-revive-proc-macro 0.4.0",
+ "parity-scale-codec",
+ "polkavm-derive 0.27.0",
+ "scale-info",
+]
+
 [[package]]
 name = "pallet-root-offences"
 version = "37.0.0"
@@ -7927,6 +7951,12 @@ dependencies = [
  "polkavm-assembler 0.24.0",
 ]
 
+[[package]]
+name = "polkavm-common"
+version = "0.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a19805789e7bf778ac5855f6fe9350353f6a1697c2aab9bfb6fc7c831be54fad"
+
 [[package]]
 name = "polkavm-derive"
 version = "0.18.0"
@@ -7945,6 +7975,15 @@ dependencies = [
  "polkavm-derive-impl-macro 0.21.0",
 ]
 
+[[package]]
+name = "polkavm-derive"
+version = "0.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4eea46a17d87cbf3c0f3f6156f6300f60cec67cf9eaca296c770e0873f8389d6"
+dependencies = [
+ "polkavm-derive-impl-macro 0.27.0",
+]
+
 [[package]]
 name = "polkavm-derive-impl"
 version = "0.18.1"
@@ -7969,6 +8008,18 @@ dependencies = [
  "syn 2.0.101",
 ]
 
+[[package]]
+name = "polkavm-derive-impl"
+version = "0.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8abdd1210d96b1dda9ac21199ec469448fd628cea102e2ff0e0df1667c4c3b5f"
+dependencies = [
+ "polkavm-common 0.27.0",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.101",
+]
+
 [[package]]
 name = "polkavm-derive-impl-macro"
 version = "0.18.0"
@@ -7989,6 +8040,16 @@ dependencies = [
  "syn 2.0.101",
 ]
 
+[[package]]
+name = "polkavm-derive-impl-macro"
+version = "0.27.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a45173d70138aa1879892c50777ed0d8b0c8556f7678372f09fa1d89bbbddb4"
+dependencies = [
+ "polkavm-derive-impl 0.27.0",
+ "syn 2.0.101",
+]
+
 [[package]]
 name = "polkavm-disassembler"
 version = "0.24.0"
@@ -8697,6 +8758,19 @@ dependencies = [
  "sha3",
 ]
 
+[[package]]
+name = "revive-rul"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "pallet-revive-uapi 0.7.0",
+ "polkavm-linker 0.24.0",
+]
+
+[[package]]
+name = "revive-rul-runtime-library"
+version = "0.1.0"
+
 [[package]]
 name = "revive-runner"
 version = "0.1.0"

Cargo.toml

@@ -71,6 +71,7 @@ tar = "0.4"
 toml = "0.8"
 assert_cmd = "2.0"
 assert_fs = "1.1"
+pallet-revive-uapi = "0.7.0"
 
 # polkadot-sdk and friends
 codec = { version = "3.7.5", default-features = false, package = "parity-scale-codec" }

crates/rul-runtime-library/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "revive-rul-runtime-library"
+version.workspace = true
+license.workspace = true
+edition.workspace = true
+repository.workspace = true
+authors.workspace = true
+description = "revive compiler rust backend runtime library"
+

crates/rul-runtime-library/src/config.rs

@@ -0,0 +1 @@
+//! The revive Rust backend contract runtime library configuration.

crates/rul-runtime-library/src/lib.rs

@@ -0,0 +1,17 @@
+//! The revive Rust backend contract runtime library.
+
+#![no_std]
+
+pub const EVM_WORD_SIZE_BYTES: usize = 32;
+
+/// The emulated linear EVM heap memory size.
+pub const MEMORY_SIZE: usize = 1024 * 64;
+
+/// The emulated linear EVM heap memory size.
+pub const MEMORY: [u8; MEMORY_SIZE] = [0; MEMORY_SIZE];
+
+pub struct Function<const VARIABLES: usize> {
+    pub variables: [u8; VARIABLES],
+}
+
+impl<const VARIABLES: usize> Function<VARIABLES> {}

crates/rul/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "revive-rul"
+version.workspace = true
+license.workspace = true
+edition.workspace = true
+repository.workspace = true
+authors.workspace = true
+description = "revive compiler rust backend"
+
+[dependencies]
+anyhow = { workspace = true }
+pallet-revive-uapi = { workspace = true }
+polkavm-linker = { workspace = true }
+

crates/rul/src/builder.rs

@@ -0,0 +1,80 @@
+//! The revive rust backend builder module.
+
+const CARGO_TOML: &str = r#"
+[package]
+name = "contracts"
+publish = false
+version = "1.0.0"
+edition = "2021"
+
+# Make sure this is not included into the workspace
+[workspace]
+
+# Binary targets are injected dynamically by the build script.
+[[bin]]
+
+# All paths are injected dynamically by the build script.
+[dependencies]
+uapi = { version = "0.7.0", package = 'pallet-revive-uapi', features = ["unstable-hostfn"], default-features = false }
+hex-literal = { version = "0.4.1", default-features = false }
+polkavm-derive = { version = "0.27.0" }
+
+[profile.release]
+opt-level = 3
+lto = true
+codegen-units = 1
+"#;
+
+const HEADER: &str = r#"
+#![no_std]
+#![no_main]
+include!("../panic_handler.rs");
+
+use uapi::{HostFn, HostFnImpl as api, ReturnFlags};
+
+#[panic_handler]
+fn panic(_info: &core::panic::PanicInfo) -> ! {
+	// SAFETY: The unimp instruction is guaranteed to trap
+	unsafe {
+		core::arch::asm!("unimp");
+		core::hint::unreachable_unchecked();
+	}
+}
+
+/// The emulated linear EVM heap memory size.
+pub const MEMORY_SIZE: usize = 1024 * 64;
+
+/// The emulated linear EVM heap memory size.
+pub const MEMORY: [u8; MEMORY_SIZE] = [0; MEMORY_SIZE];
+"#;
+
+const EXPORT_FUNCTION: &str = r#"
+#[no_mangle]
+#[polkavm_derive::polkavm_export]
+pub extern "C" fn 
+"#;
+
+fn emit(constructor_code: &str, runtime_code: &str) -> String {
+    let mut buffer = String::from(HEADER);
+    buffer.reserve(
+        constructor_code.len() + runtime_code.len() + HEADER.len() + EXPORT_FUNCTION.len() * 2,
+    );
+
+    buffer.push_str(EXPORT_FUNCTION);
+    buffer.push_str("deploy() {");
+    buffer.push_str(constructor_code);
+    buffer.push_str("\n}");
+
+    buffer.push_str(EXPORT_FUNCTION);
+    buffer.push_str("call() {");
+    buffer.push_str(runtime_code);
+    buffer.push_str("\n}");
+
+    buffer
+}
+
+/// Build a PVM blob.
+pub fn build(constructor_code: &str, runtime_code: &str) -> Vec<u8> {
+    let code = emit(constructor_code, runtime_code);
+    todo!();
+}

crates/rul/src/lib.rs

@@ -0,0 +1,5 @@
+//! The revive rust backend library.
+
+pub mod builder;
+pub mod yul_library;
+

crates/rul/src/yul_library.rs

@@ -0,0 +1 @@
+//! The revive rust backend YUL auxilliary library functions module.