Make compiler performance not embarrassing (#544)

Author: vosen

.github/workflows/rocm_setup_run.sh

@@ -13,7 +13,9 @@ echo deb [arch=amd64 signed-by=/etc/apt/keyrings/rocm.gpg] https://repo.radeon.c
 echo -e 'Package: *\nPin: release o=repo.radeon.com\nPin-Priority: 600' \
     | tee /etc/apt/preferences.d/rocm-pin-600
 DEBIAN_FRONTEND=noninteractive apt update -y
-DEBIAN_FRONTEND=noninteractive apt install -y --no-install-recommends amdgpu-dkms hip-runtime-amd
+# rocm-smi-lib shouldn't be necessary, but somehow ptx tests started linking to it.
+# Result of Rust 1.90 linker change?
+DEBIAN_FRONTEND=noninteractive apt install -y --no-install-recommends amdgpu-dkms hip-runtime-amd rocm-smi-lib
 echo 'export PATH="$PATH:/opt/rocm/bin"' |  tee /etc/profile.d/rocm.sh
 echo "/opt/rocm/lib" | tee /etc/ld.so.conf.d/rocm.conf
 ldconfig

.gitmodules

@@ -3,3 +3,7 @@
 	url = https://github.com/llvm/llvm-project
 	branch = release/17.x
 	shallow = true
+[submodule "ext/HiGHS"]
+	path = ext/HiGHS
+	url = https://github.com/ERGO-Code/HiGHS.git
+	shallow = true

Cargo.lock

@@ -9,6 +9,7 @@ members = [
     "dark_api",
     "detours-sys",
     "ext/amd_comgr-sys",
+    "ext/highs-sys",
     "ext/hip_runtime-sys",
     "ext/hipblaslt-sys",
     "ext/miopen-sys",
@@ -55,3 +56,6 @@ lto = true
 
 [profile.dev.package.xtask]
 opt-level = 2
+
+[patch.crates-io]
+highs-sys = { path = "ext/highs-sys" }

Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "highs-sys"
+version = "1.11.0"
+authors = ["Ophir LOJKINE"]
+edition = "2018"
+description = "Rust binding for the HiGHS linear programming solver. See http://highs.dev."
+license = "MIT"
+repository = "https://github.com/rust-or/highs-sys"
+keywords = ["linear-programming", "optimization", "math", "solver"]
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+
+[build-dependencies]
+bindgen = "0.71.1"
+cmake = { version = "0.1.49", optional = true }
+pkg-config = { version = "0.3.27", optional = true }
+
+[features]
+default = ["build", "highs_release"]
+discover = ["dep:pkg-config"]
+build = ["dep:cmake"]
+highs_release = []
+ninja = []
+libz = []