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Reimplement lowering of sym operands for asm! so that it also works with global_asm!

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This commit is contained in:
Amanieu d'Antras 2022-03-01 00:50:56 +00:00
parent f9d4d12b6a
commit dc345d8bff
28 changed files with 400 additions and 163 deletions
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3
compiler/rustc_middle/src/thir.rs
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@ -526,7 +526,8 @@ pub enum InlineAsmOperand<'tcx> {
span: Span,
},
SymFn {
expr: ExprId,
value: mir::ConstantKind<'tcx>,
span: Span,
},
SymStatic {
def_id: DefId,

4
compiler/rustc_middle/src/thir/visit.rs
View file

@ -138,8 +138,7 @@ pub fn walk_expr<'a, 'tcx: 'a, V: Visitor<'a, 'tcx>>(visitor: &mut V, expr: &Exp
match op {
In { expr, reg: _ }
| Out { expr: Some(expr), reg: _, late: _ }
| InOut { expr, reg: _, late: _ }
| SymFn { expr } => visitor.visit_expr(&visitor.thir()[*expr]),
| InOut { expr, reg: _, late: _ } => visitor.visit_expr(&visitor.thir()[*expr]),
SplitInOut { in_expr, out_expr, reg: _, late: _ } => {
visitor.visit_expr(&visitor.thir()[*in_expr]);
if let Some(out_expr) = out_expr {
@ -148,6 +147,7 @@ pub fn walk_expr<'a, 'tcx: 'a, V: Visitor<'a, 'tcx>>(visitor: &mut V, expr: &Exp
}
Out { expr: None, reg: _, late: _ }
| Const { value: _, span: _ }
| SymFn { value: _, span: _ }
| SymStatic { def_id: _ } => {}
}
}