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-rw-r--r--compiler/rustc_codegen_cranelift/src/driver/jit.rs49
1 files changed, 36 insertions, 13 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/driver/jit.rs b/compiler/rustc_codegen_cranelift/src/driver/jit.rs
index a56a91000..0e77e4004 100644
--- a/compiler/rustc_codegen_cranelift/src/driver/jit.rs
+++ b/compiler/rustc_codegen_cranelift/src/driver/jit.rs
@@ -61,11 +61,11 @@ impl UnsafeMessage {
}
}
-fn create_jit_module<'tcx>(
- tcx: TyCtxt<'tcx>,
+fn create_jit_module(
+ tcx: TyCtxt<'_>,
backend_config: &BackendConfig,
hotswap: bool,
-) -> (JITModule, CodegenCx<'tcx>) {
+) -> (JITModule, CodegenCx) {
let crate_info = CrateInfo::new(tcx, "dummy_target_cpu".to_string());
let imported_symbols = load_imported_symbols_for_jit(tcx.sess, crate_info);
@@ -111,6 +111,7 @@ pub(crate) fn run_jit(tcx: TyCtxt<'_>, backend_config: BackendConfig) -> ! {
&backend_config,
matches!(backend_config.codegen_mode, CodegenMode::JitLazy),
);
+ let mut cached_context = Context::new();
let (_, cgus) = tcx.collect_and_partition_mono_items(());
let mono_items = cgus
@@ -128,11 +129,19 @@ pub(crate) fn run_jit(tcx: TyCtxt<'_>, backend_config: BackendConfig) -> ! {
MonoItem::Fn(inst) => match backend_config.codegen_mode {
CodegenMode::Aot => unreachable!(),
CodegenMode::Jit => {
- cx.tcx.sess.time("codegen fn", || {
- crate::base::codegen_fn(&mut cx, &mut jit_module, inst)
+ tcx.sess.time("codegen fn", || {
+ crate::base::codegen_and_compile_fn(
+ tcx,
+ &mut cx,
+ &mut cached_context,
+ &mut jit_module,
+ inst,
+ )
});
}
- CodegenMode::JitLazy => codegen_shim(&mut cx, &mut jit_module, inst),
+ CodegenMode::JitLazy => {
+ codegen_shim(tcx, &mut cx, &mut cached_context, &mut jit_module, inst)
+ }
},
MonoItem::Static(def_id) => {
crate::constant::codegen_static(tcx, &mut jit_module, def_id);
@@ -259,7 +268,15 @@ fn jit_fn(instance_ptr: *const Instance<'static>, trampoline_ptr: *const u8) ->
false,
Symbol::intern("dummy_cgu_name"),
);
- tcx.sess.time("codegen fn", || crate::base::codegen_fn(&mut cx, jit_module, instance));
+ tcx.sess.time("codegen fn", || {
+ crate::base::codegen_and_compile_fn(
+ tcx,
+ &mut cx,
+ &mut Context::new(),
+ jit_module,
+ instance,
+ )
+ });
assert!(cx.global_asm.is_empty());
jit_module.finalize_definitions();
@@ -334,9 +351,13 @@ fn load_imported_symbols_for_jit(
imported_symbols
}
-fn codegen_shim<'tcx>(cx: &mut CodegenCx<'tcx>, module: &mut JITModule, inst: Instance<'tcx>) {
- let tcx = cx.tcx;
-
+fn codegen_shim<'tcx>(
+ tcx: TyCtxt<'tcx>,
+ cx: &mut CodegenCx,
+ cached_context: &mut Context,
+ module: &mut JITModule,
+ inst: Instance<'tcx>,
+) {
let pointer_type = module.target_config().pointer_type();
let name = tcx.symbol_name(inst).name;
@@ -357,8 +378,9 @@ fn codegen_shim<'tcx>(cx: &mut CodegenCx<'tcx>, module: &mut JITModule, inst: In
)
.unwrap();
- cx.cached_context.clear();
- let trampoline = &mut cx.cached_context.func;
+ let context = cached_context;
+ context.clear();
+ let trampoline = &mut context.func;
trampoline.signature = sig.clone();
let mut builder_ctx = FunctionBuilderContext::new();
@@ -381,5 +403,6 @@ fn codegen_shim<'tcx>(cx: &mut CodegenCx<'tcx>, module: &mut JITModule, inst: In
let ret_vals = trampoline_builder.func.dfg.inst_results(call_inst).to_vec();
trampoline_builder.ins().return_(&ret_vals);
- module.define_function(func_id, &mut cx.cached_context).unwrap();
+ module.define_function(func_id, context).unwrap();
+ cx.unwind_context.add_function(func_id, context, module.isa());
}