rustc_codegen_llvm: move should_use_new_llvm_pass_manager function to llvm_util

compiler/rustc_codegen_llvm/src/back/lto.rs

@@ -3,7 +3,7 @@ use crate::back::write::{
 };
 use crate::llvm::archive_ro::ArchiveRO;
 use crate::llvm::{self, build_string, False, True};
-use crate::{LlvmCodegenBackend, ModuleLlvm};
+use crate::{llvm_util, LlvmCodegenBackend, ModuleLlvm};
 use rustc_codegen_ssa::back::lto::{LtoModuleCodegen, SerializedModule, ThinModule, ThinShared};
 use rustc_codegen_ssa::back::symbol_export;
 use rustc_codegen_ssa::back::write::{
@@ -596,7 +596,10 @@ pub(crate) fn run_pass_manager(
     //      tools/lto/LTOCodeGenerator.cpp
     debug!("running the pass manager");
     unsafe {
-        if write::should_use_new_llvm_pass_manager(cgcx, config) {
+        if llvm_util::should_use_new_llvm_pass_manager(
+            &config.new_llvm_pass_manager,
+            &cgcx.target_arch,
+        ) {
             let opt_stage = if thin { llvm::OptStage::ThinLTO } else { llvm::OptStage::FatLTO };
             let opt_level = config.opt_level.unwrap_or(config::OptLevel::No);
             write::optimize_with_new_llvm_pass_manager(