bjoernager/rust
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Querify global_backend_features

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At the very least this serves to deduplicate the diagnostics that are
output about unknown target features provided via CLI.
This commit is contained in:
Simonas Kazlauskas 2021-09-24 18:02:02 +03:00
parent c97c216efd
commit df701a292c
10 changed files with 58 additions and 48 deletions
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10
compiler/rustc_codegen_llvm/src/lib.rs
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@ -11,6 +11,7 @@
#![feature(extern_types)]
#![feature(once_cell)]
#![feature(nll)]
#![feature(iter_intersperse)]
#![recursion_limit = "256"]
#![allow(rustc::potential_query_instability)]
@ -32,6 +33,7 @@ use rustc_data_structures::fx::FxHashMap;
use rustc_errors::{ErrorReported, FatalError, Handler};
use rustc_metadata::EncodedMetadata;
use rustc_middle::dep_graph::{WorkProduct, WorkProductId};
use rustc_middle::ty::query::Providers;
use rustc_middle::ty::TyCtxt;
use rustc_session::config::{OptLevel, OutputFilenames, PrintRequest};
use rustc_session::Session;
@ -126,8 +128,9 @@ impl ExtraBackendMethods for LlvmCodegenBackend {
&self,
sess: &Session,
optlvl: OptLevel,
target_features: &[String],
) -> TargetMachineFactoryFn<Self> {
back::write::target_machine_factory(sess, optlvl)
back::write::target_machine_factory(sess, optlvl, target_features)
}
fn target_cpu<'b>(&self, sess: &'b Session) -> &'b str {
llvm_util::target_cpu(sess)
@ -251,6 +254,11 @@ impl CodegenBackend for LlvmCodegenBackend {
llvm_util::init(sess); // Make sure llvm is inited
}
fn provide(&self, providers: &mut Providers) {
providers.global_backend_features =
|tcx, ()| llvm_util::global_llvm_features(tcx.sess, true)
}
fn print(&self, req: PrintRequest, sess: &Session) {
match req {
PrintRequest::RelocationModels => {