Add build instructions for x86 and aarch64

Cargo.toml

@@ -7,10 +7,13 @@ license = "MIT"
 
 [dependencies]
 rayon = "1.7.0"
-tfhe = { version = "0.5.1", features = ["boolean", "shortint", "integer", "x86_64-unix"] }
+tfhe = { version = "0.5.1", features = ["boolean", "shortint", "integer"] }
 linfa-datasets = { version = "0.7", features = ["iris", "winequality"] }
 csv = "1.3"
 
+[features]
+x86 = ["tfhe/x86_64-unix"]
+aarch64 = ["tfhe/aarch64-unix"]
 
 [[bin]]
 name = "plain_lr"

README.md

@@ -3,7 +3,21 @@
   <a href="https://github.com/nillion-oss/fhe-lut/blob/main/LICENSE"><img src="https://img.shields.io/badge/license-MIT-blue.svg"></a>
 </h1>
 
-# ...
+# Building
+
+For `x86_64`-based machines running Unix-like OSes:
+```bash
+❯❯ cargo b --release --features x86
+```
+
+For Apple Silicon or `aarch64`-based machines (e.g., Apple M2) running Unix-like OSes:
+```bash
+❯❯ cargo b --release --features aarch64
+```
+
+# Running
+
+...
 
 ## Disclaimer
 This is software for a research prototype and not production-ready code.