Setup

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+  "solidity.compileUsingRemoteVersion": "v0.8.24+commit.e11b9ed9"
+}

bytecode/Basic.hex

@@ -0,0 +1,6 @@
+600e600d600039600e6000f3fe600560030160005260206000f3
+
+only first line of this file is used
+we can write comments here
+
+e.g., I compiled Basic.yul and took its bytecode. Then I deleted DUP1 opcode to test the contract without it

foundry.toml

@@ -2,5 +2,6 @@
 src = "src"
 out = "out"
 libs = ["lib"]
+ffi = true
 
 # See more config options https://github.com/foundry-rs/foundry/blob/master/crates/config/README.md#all-options

remappings.txt

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+deploy-yul/=lib/deploy-yul/contracts/
+ds-test/=lib/forge-std/lib/ds-test/src/
+forge-std/=lib/forge-std/src/

test/Basic.t.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity 0.8.24;
+
+import "forge-std/Test.sol";
+import "deploy-yul/BytecodeDeployer.sol";
+import "deploy-yul/YulDeployer.sol";
+import "forge-std/console.sol";
+
+contract BasicTest is Test {
+    YulDeployer yulDeployer = new YulDeployer();
+    BytecodeDeployer bytecodeDeployer = new BytecodeDeployer();
+    address basic;
+    address basicBytecode;
+
+    function setUp() external {
+        basic = yulDeployer.deployContract("Basic");
+        basicBytecode = bytecodeDeployer.deployContract("Basic");
+    }
+
+    function testBasic() external {
+        (bool success, bytes memory result) = basic.staticcall("");
+        assertEq(uint256(bytes32(result)), 8);
+        assertTrue(success);
+    }
+
+    function testBasicBytecode() external {
+        (bool success, bytes memory result) = basicBytecode.staticcall("");
+        assertEq(uint256(bytes32(result)), 8);
+        assertTrue(success);
+    }
+}

yul/Basic.yul

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+object "Basic" {
+  code {
+    datacopy(0, dataoffset("Runtime"), datasize("Runtime"))
+    return(0, datasize("Runtime"))
+  }
+  object "Runtime" {
+    code {
+      let sum := add(3, 5)
+      mstore(0x0, sum)
+      return(0x0, 0x20)
+    }
+  }
+}