Start converting host code to HIP

Cargo.toml

@@ -2,6 +2,7 @@
 
 members = [
     "detours-sys",
+    "hip_runtime-sys",
     "level_zero-sys",
     "level_zero",
     "spirv_tools-sys",

README.md

@@ -77,6 +77,7 @@ If you are building on Linux you must also symlink (or rename) the ZLUDA output
 ```
 ln -s libnvcuda.so target/release/libcuda.so
 ln -s libcuda.so target/release/libcuda.so.1
+ln -s libnvidia-ml.so target/release/libnvml.so
 ```
 
 ## Contributing

hip_runtime-sys/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "hip_runtime-sys"
+version = "0.0.0"
+authors = ["Andrzej Janik <vosen@vosen.pl>"]
+edition = "2018"
+links = "amdhip"
+
+[lib]

hip_runtime-sys/README

@@ -0,0 +1,2 @@
+bindgen include/hip_runtime_api.h -o src/hip_runtime_api.rs --no-layout-tests --size_t-is-usize --default-enum-style=newtype --whitelist-function "hip.*" --whitelist-type "hip.*" -- -I/opt/rocm/include
+sed -i 's/pub struct hipError_t/#[must_use]\npub struct hipError_t/g' src/hip_runtime_api.rs

hip_runtime-sys/build.rs

@@ -0,0 +1,7 @@
+use std::env::VarError;
+
+fn main() -> Result<(), VarError> {
+    println!("cargo:rustc-link-lib=dylib=amdhip64");
+    println!("cargo:rustc-link-search=/opt/rocm/lib/");
+    Ok(())
+}

hip_runtime-sys/include/hip_runtime_api.h

@@ -0,0 +1,2 @@
+#define __HIP_PLATFORM_HCC__
+#include <hip/hip_runtime_api.h>

hip_runtime-sys/src/lib.rs

@@ -0,0 +1,3 @@
+#![allow(warnings)]
+pub mod hip_runtime_api;
+pub use hip_runtime_api::*;

zluda/Cargo.toml

@@ -9,6 +9,7 @@ name = "zluda"
 
 [dependencies]
 ptx = { path = "../ptx" }
+hip_runtime-sys = { path = "../hip_runtime-sys" }
 lazy_static = "1.4"
 num_enum = "0.4"
 lz4-sys = "1.9"

zluda/src/impl/mod.rs

@@ -265,6 +265,7 @@ impl GlobalState {
 }
 
 pub fn init() -> Result<(), CUresult> {
+    eprintln!("{:?}", unsafe { hip_runtime_sys::hipInit(0) });
     let mut global_state = GLOBAL_STATE
         .lock()
         .map_err(|_| CUresult::CUDA_ERROR_UNKNOWN)?;