Revert "new changes, not passed ci yet"

This reverts commit 2a6ccec.

Author: ZuseZ4

src/bootstrap/src/core/build_steps/compile.rs

@@ -2216,58 +2216,6 @@ impl Step for Assemble {
             }
         }
 
-        if builder.config.llvm_offload && !builder.config.dry_run() {
-            debug!("`llvm_offload` requested");
-            let offload_install = builder.ensure(llvm::OmpOffload { target: build_compiler.host });
-            if let Some(_llvm_config) = builder.llvm_config(builder.config.host_target) {
-                let src_dir = offload_install.join("lib");
-                let libdir = builder.sysroot_target_libdir(build_compiler, build_compiler.host);
-                let target_libdir =
-                    builder.sysroot_target_libdir(target_compiler, target_compiler.host);
-                let lib_ext = std::env::consts::DLL_EXTENSION;
-
-                let libenzyme = format!("libLLVMOffload");
-                let src_lib = src_dir.join(&libenzyme).with_extension(lib_ext);
-                let dst_lib = libdir.join(&libenzyme).with_extension(lib_ext);
-                let target_dst_lib = target_libdir.join(&libenzyme).with_extension(lib_ext);
-                builder.resolve_symlink_and_copy(&src_lib, &dst_lib);
-                builder.resolve_symlink_and_copy(&src_lib, &target_dst_lib);
-
-                // FIXME(offload): With LLVM-22, we should be able to drop everything below here.
-                let omp = format!("libomp");
-                let src_omp = src_dir.join(&omp).with_extension(lib_ext);
-                let dst_omp_lib = libdir.join(&omp).with_extension(lib_ext);
-                let target_omp_dst_lib = target_libdir.join(&omp).with_extension(lib_ext);
-                builder.resolve_symlink_and_copy(&src_omp, &dst_omp_lib);
-                builder.resolve_symlink_and_copy(&src_omp, &target_omp_dst_lib);
-
-                let tgt = format!("libomptarget");
-                let src_tgt = src_dir.join(&tgt).with_extension(lib_ext);
-                let dst_tgt_lib = libdir.join(&tgt).with_extension(lib_ext);
-                let target_tgt_dst_lib = target_libdir.join(&tgt).with_extension(lib_ext);
-                builder.resolve_symlink_and_copy(&src_tgt, &dst_tgt_lib);
-                builder.resolve_symlink_and_copy(&src_tgt, &target_tgt_dst_lib);
-
-                // The last one is slightly more tricky, since we have the same file twice, in two
-                // subfolders for amdgcn and nvptx64. We'll likely find two more in the future, once
-                // Intel and Spir-V support lands in offload.
-                let gpu_tgts = ["amdgcn-amd-amdhsa", "nvptx64-nvidia-cuda"];
-                let device = format!("libompdevice.a");
-                for tgt in gpu_tgts {
-                    let dst_tgt_dir = libdir.join(&tgt);
-                    let target_tgt_dst_dir = target_libdir.join(&tgt);
-                    t!(fs::create_dir_all(&dst_tgt_dir));
-                    t!(fs::create_dir_all(&target_tgt_dst_dir));
-                    let dst_tgt_lib = dst_tgt_dir.join(&device);
-                    let target_tgt_dst_lib = target_tgt_dst_dir.join(&device);
-                    builder.resolve_symlink_and_copy(&src_tgt, &dst_tgt_lib);
-                    builder.resolve_symlink_and_copy(&src_tgt, &target_tgt_dst_lib);
-                    // FIXME(offload): copy the files within the directories as well, but figure out
-                    // the naming scheme before.
-                }
-            }
-        }
-
         // Build the libraries for this compiler to link to (i.e., the libraries
         // it uses at runtime).
         debug!(

src/bootstrap/src/core/build_steps/llvm.rs

@@ -945,7 +945,7 @@ impl Step for OmpOffload {
         // subfolder, so that all the logic that processes our build artifacts (hopefully) also
         // automatically manages our artifacts in the subfolder.
         let out_dir = builder.llvm_out(target).join("offload-outdir");
-        if std::fs::exists(&out_dir).is_ok_and(|x| !x) {
+        if std::fs::exists(&out_dir).is_ok_and(|x| x == false) {
             std::fs::DirBuilder::new().create(&out_dir).unwrap();
         }