Rewrite fuel_asm::impl_instructions! to a proc macro

CHANGELOG.md

@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Changed
+- [#804](https://github.com/FuelLabs/fuel-vm/pull/804): Refactor `impl_instructions!` macro. No externally visible changes.
+
 ## [Version 0.56.0]
 
 ### Added

Cargo.toml

@@ -1,6 +1,7 @@
 [workspace]
 members = [
     "fuel-asm",
+    "fuel-asm/derive",
     "fuel-crypto",
     "fuel-merkle",
     "fuel-storage",
@@ -21,6 +22,7 @@ version = "0.56.0"
 
 [workspace.dependencies]
 fuel-asm = { version = "0.56.0", path = "fuel-asm", default-features = false }
+fuel-asm-derive = { version = "0.56.0", path = "fuel-asm/derive", default-features = false }
 fuel-crypto = { version = "0.56.0", path = "fuel-crypto", default-features = false }
 fuel-derive = { version = "0.56.0", path = "fuel-derive", default-features = false }
 fuel-merkle = { version = "0.56.0", path = "fuel-merkle", default-features = false }

fuel-asm/Cargo.toml

@@ -13,6 +13,7 @@ description = "Atomic types of the FuelVM."
 [dependencies]
 arbitrary = { version = "1.1", features = ["derive"], optional = true }
 bitflags = { workspace = true }
+fuel-asm-derive = { workspace = true }
 fuel-types = { workspace = true }
 serde = { version = "1.0", default-features = false, features = ["derive"], optional = true }
 strum = { version = "0.24", default-features = false, features = ["derive"] }
@@ -21,6 +22,7 @@ wasm-bindgen = { version = "0.2.88", optional = true }
 [dev-dependencies]
 bincode = { workspace = true }
 fuel-asm = { path = ".", features = ["serde"] }
+proptest = "1.5"
 rstest = "0.16"
 
 [features]

fuel-asm/derive/Cargo.toml

@@ -0,0 +1,24 @@
+[package]
+name = "fuel-asm-derive"
+version = { workspace = true }
+authors = { workspace = true }
+categories = { workspace = true }
+edition = { workspace = true }
+homepage = { workspace = true }
+keywords = ["blockchain", "cryptocurrencies", "fuel-vm", "vm"]
+license = { workspace = true }
+repository = { workspace = true }
+description = "FuelVM asm instruction helper macros."
+
+[lib]
+proc-macro = true
+
+[dependencies]
+itertools = "0.13"
+proc-macro2 = "1"
+quote = "1"
+syn = { version = "2", features = ["full"] }
+synstructure = "0.13"
+
+[dev-dependencies]
+fuel-asm = { workspace = true }