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Add codegen for global_asm! sym operands

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This commit is contained in:
Amanieu d'Antras 2022-03-01 00:53:25 +00:00
parent dc345d8bff
commit 547405e801
11 changed files with 137 additions and 22 deletions
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22
compiler/rustc_monomorphize/src/collector.rs
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@ -435,7 +435,27 @@ fn collect_items_rec<'tcx>(
// are supported. Therefore the value should not
// depend on any other items.
}
_ => span_bug!(*op_sp, "invalid operand type for global_asm!"),
hir::InlineAsmOperand::SymFn { anon_const } => {
let def_id = tcx.hir().body_owner_def_id(anon_const.body).to_def_id();
if let Ok(val) = tcx.const_eval_poly(def_id) {
rustc_data_structures::stack::ensure_sufficient_stack(|| {
collect_const_value(tcx, val, &mut neighbors);
});
}
}
hir::InlineAsmOperand::SymStatic { path: _, def_id } => {
let instance = Instance::mono(tcx, *def_id);
if should_codegen_locally(tcx, &instance) {
trace!("collecting static {:?}", def_id);
neighbors.push(dummy_spanned(MonoItem::Static(*def_id)));
}
}
hir::InlineAsmOperand::In { .. }
| hir::InlineAsmOperand::Out { .. }
| hir::InlineAsmOperand::InOut { .. }
| hir::InlineAsmOperand::SplitInOut { .. } => {
span_bug!(*op_sp, "invalid operand type for global_asm!")
}
}
}
} else {