bjoernager/rust
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Merge commit '0969bc6dde' into sync_cg_clif-2021-03-29

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bjorn3 2021-03-29 10:45:09 +02:00
commit 5444b46234
49 changed files with 880 additions and 495 deletions
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29
compiler/rustc_codegen_cranelift/src/constant.rs
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@ -85,8 +85,9 @@ pub(crate) fn codegen_tls_ref<'tcx>(
) -> CValue<'tcx> {
let data_id = data_id_for_static(fx.tcx, fx.cx.module, def_id, false);
let local_data_id = fx.cx.module.declare_data_in_func(data_id, &mut fx.bcx.func);
#[cfg(debug_assertions)]
fx.add_comment(local_data_id, format!("tls {:?}", def_id));
if fx.clif_comments.enabled() {
fx.add_comment(local_data_id, format!("tls {:?}", def_id));
}
let tls_ptr = fx.bcx.ins().tls_value(fx.pointer_type, local_data_id);
CValue::by_val(tls_ptr, layout)
}
@ -98,8 +99,9 @@ fn codegen_static_ref<'tcx>(
) -> CPlace<'tcx> {
let data_id = data_id_for_static(fx.tcx, fx.cx.module, def_id, false);
let local_data_id = fx.cx.module.declare_data_in_func(data_id, &mut fx.bcx.func);
#[cfg(debug_assertions)]
fx.add_comment(local_data_id, format!("{:?}", def_id));
if fx.clif_comments.enabled() {
fx.add_comment(local_data_id, format!("{:?}", def_id));
}
let global_ptr = fx.bcx.ins().global_value(fx.pointer_type, local_data_id);
assert!(!layout.is_unsized(), "unsized statics aren't supported");
assert!(
@ -122,7 +124,9 @@ pub(crate) fn codegen_constant<'tcx>(
};
let const_val = match const_.val {
ConstKind::Value(const_val) => const_val,
ConstKind::Unevaluated(ty::Unevaluated { def, substs, promoted }) if fx.tcx.is_static(def.did) => {
ConstKind::Unevaluated(ty::Unevaluated { def, substs, promoted })
if fx.tcx.is_static(def.did) =>
{
assert!(substs.is_empty());
assert!(promoted.is_none());
@ -183,8 +187,9 @@ pub(crate) fn codegen_const_value<'tcx>(
data_id_for_alloc_id(fx.cx.module, ptr.alloc_id, alloc.mutability);
let local_data_id =
fx.cx.module.declare_data_in_func(data_id, &mut fx.bcx.func);
#[cfg(debug_assertions)]
fx.add_comment(local_data_id, format!("{:?}", ptr.alloc_id));
if fx.clif_comments.enabled() {
fx.add_comment(local_data_id, format!("{:?}", ptr.alloc_id));
}
fx.bcx.ins().global_value(fx.pointer_type, local_data_id)
}
Some(GlobalAlloc::Function(instance)) => {
@ -199,8 +204,9 @@ pub(crate) fn codegen_const_value<'tcx>(
let data_id = data_id_for_static(fx.tcx, fx.cx.module, def_id, false);
let local_data_id =
fx.cx.module.declare_data_in_func(data_id, &mut fx.bcx.func);
#[cfg(debug_assertions)]
fx.add_comment(local_data_id, format!("{:?}", def_id));
if fx.clif_comments.enabled() {
fx.add_comment(local_data_id, format!("{:?}", def_id));
}
fx.bcx.ins().global_value(fx.pointer_type, local_data_id)
}
None => bug!("missing allocation {:?}", ptr.alloc_id),
@ -241,8 +247,9 @@ fn pointer_for_allocation<'tcx>(
let data_id = data_id_for_alloc_id(fx.cx.module, alloc_id, alloc.mutability);
let local_data_id = fx.cx.module.declare_data_in_func(data_id, &mut fx.bcx.func);
#[cfg(debug_assertions)]
fx.add_comment(local_data_id, format!("{:?}", alloc_id));
if fx.clif_comments.enabled() {
fx.add_comment(local_data_id, format!("{:?}", alloc_id));
}
let global_ptr = fx.bcx.ins().global_value(fx.pointer_type, local_data_id);
crate::pointer::Pointer::new(global_ptr)
}