Update Brillvm to Llvm 18

.github/workflows/rust.yaml

@@ -26,26 +26,42 @@ on:
 
 name: Workflow checks for rust code
 
+env:
+  LLVM_VERSION: 18.0
+
 jobs:
   test:
     runs-on: ubuntu-latest
     strategy:
       matrix:
         test-code:
           - "cd bril-rs && make test TURNTARGS=-v"
-          - "cd bril-rs && make features"
           - "cd brilirs && make test TURNTARGS=-v"
           - "cd brilirs && make benchmark TURNTARGS=-v"
           - "cd brilift && cargo build --release && make rt.o && make test TURNTARGS=-v"
           - "cd brilift && cargo build --release && make rt.o && make benchmark TURNTARGS=-v"
+        # Code requiring additional dependencies are separated out
+        include:
+          - test-code: "cd bril-rs && make features"
+            needs_cargo_hack: true
+          - test-code: "cd bril-rs/brillvm && make build"
+            needs_llvm: true
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: stable
 
+      - name: Install LLVM and Clang
+        if: matrix.needs_llvm
+        run: |
+          wget https://apt.llvm.org/llvm.sh
+          chmod +x llvm.sh
+          sudo ./llvm.sh ${{ env.LLVM_VERSION }} all
+
       - name: Install cargo-hack for feature-flag checking
         run: cargo install cargo-hack
+        if: matrix.needs_cargo_hack
 
       - uses: actions/setup-python@v4
         with:
@@ -65,7 +81,8 @@ jobs:
           repository: cucapra/turnt
           path: './turnt'
       - name: Install Turnt part 2
-        run: cd turnt ; flit install --symlink
+        run: flit install --symlink
+        working-directory: ./turnt
 
       - name: Problem matcher
         run: echo '::add-matcher::.github/tap-matcher.json'
@@ -88,10 +105,11 @@ jobs:
           toolchain: stable
 
       - name: Install LLVM and Clang
-        uses: KyleMayes/install-llvm-action@v1
         if: matrix.path == 'bril-rs/brillvm/Cargo.toml'
-        with:
-          version: "16.0"
+        run: |
+          wget https://apt.llvm.org/llvm.sh
+          chmod +x llvm.sh
+          sudo ./llvm.sh ${{ env.LLVM_VERSION }} all
 
       - name: cargo check
         run: cargo check --manifest-path ${{ matrix.path }} --all-targets

bril-rs/Cargo.toml

@@ -6,7 +6,6 @@ edition = "2021"
 description = "A rust representation of the Bril language"
 readme = "README.md"
 repository = "https://github.com/sampsyo/bril"
-# license = "MIT"
 license-file = "../LICENSE"
 categories = ["command-line-utilities", "compilers", "data-structures", "parser-implementations"]
 keywords = ["compiler", "bril", "parser", "data-structures", "language"]

bril-rs/brillvm/Cargo.toml

@@ -16,32 +16,15 @@ default-run = "main"
 
 [dependencies]
 clap = { version = "4.4", features = ["derive"] }
-inkwell = { version = "0.2", features = ["llvm16-0"] }
-libc-print = "0.1"
-
-# For overriding parking_lot_core to latest version from 0.9.7
-# To pull in the removal of `window-sys` which was causing duplicate dependencies
-[patch.crates-io]
-parking_lot_core = { git = "https://github.com/Amanieu/parking_lot" }
+inkwell = { git = "https://github.com/TheDan64/inkwell.git", features = [
+    "llvm18-0",
+] }
 
 [dependencies.bril-rs]
 path = ".."
 features = ["float", "ssa", "memory"]
 
-[[bin]]
-name = "rt"
-path = "bin/rt.rs"
-
 # Need to set a default `main` to build `rt` bin
 [[bin]]
 name = "main"
 path = "src/main.rs"
-
-# To properly set up the rt library for linking with LLVM
-[profile.dev]
-panic = "abort"
-lto = true
-
-[profile.release]
-panic = "abort"
-lto = true

bril-rs/brillvm/Makefile

@@ -9,18 +9,22 @@ BENCHMARKS := ../../benchmarks/core/*.bril \
 			  ../../benchmarks/mem/*.bril \
 			  ../../benchmarks/mixed/*.bril
 
+build:
+	cargo build
+
 clean:
 	cargo clean
 	rm rt.bc
 	rm tmp.ll
 
 .PHONY: rt
 rt:
-	cargo rustc --bin rt --release -- --emit=llvm-bc && mv target/release/deps/rt-*.bc rt.bc
+	cd runtime && cargo rustc --release -- --emit=llvm-bc && mv target/release/deps/runtime-*.bc ../rt.bc
 
 example:
 # bril2json < ../../benchmarks/mem/sieve.bril | cargo run -- -i 100
-	bril2json < ../../benchmarks/mixed/cholesky.bril | cargo run -- -i
+# bril2json < ../../benchmarks/mixed/cholesky.bril | cargo run -- -i
+	bril2json < ../../test/interp/ssa/ssa-two-phi.bril | cargo run -- -i true
 
 .PHONY: test
 test:

bril-rs/brillvm/README.md

@@ -42,3 +42,15 @@ This tool relies on the `llvm-sys` crate to find the correct version of LLVM to
 ```shell
 LLVM_SYS_150_PREFIX="/opt/homebrew/Cellar/llvm/15.0.7_1/"
 ```
+
+### zstd not found
+
+```shell
+ld: Library 'zstd' not found
+```
+
+Mac specific: Assuming you have zstd installed via `brew install zstd`, googling
+around has found that you might need
+`export LIBRARY_PATH=$LIBRARY_PATH:$(brew --prefix zstd)/lib/`. Apparently this
+also hit the ruby community at some point so, they have many issues with similar
+resolutions to this problem.

bril-rs/brillvm/runtime/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "runtime"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+libc-print = "0.1"
+
+# To properly set up the rt library for linking with LLVM
+[profile.dev]
+panic = "abort"
+lto = true
+
+[profile.release]
+panic = "abort"
+lto = true

bril-rs/brillvm/runtime/build.rs

@@ -0,0 +1,11 @@
+fn main() {
+    #[cfg(target_os = "linux")]
+    println!("cargo:rustc-link-arg=-nostdlib");
+    #[cfg(target_os = "macos")]
+    println!("cargo:rustc-link-arg=-undefined");
+    #[cfg(target_os = "macos")]
+    println!("cargo:rustc-link-arg=dynamic_lookup");
+
+    #[cfg(not(any(target_os = "linux", target_os = "macos")))]
+    assert!(false)
+}