bjoernager/rust
bjoernager/rust
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offset_of

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This commit is contained in:
DrMeepster 2022-09-11 00:37:49 -07:00
parent b92a41c676
commit 511e457c4b
71 changed files with 841 additions and 38 deletions
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4
compiler/rustc_ast/src/ast.rs
View file

@ -1271,6 +1271,7 @@ impl Expr {
ExprKind::Continue(..) => ExprPrecedence::Continue,
ExprKind::Ret(..) => ExprPrecedence::Ret,
ExprKind::InlineAsm(..) => ExprPrecedence::InlineAsm,
ExprKind::OffsetOf(..) => ExprPrecedence::OffsetOf,
ExprKind::MacCall(..) => ExprPrecedence::Mac,
ExprKind::Struct(..) => ExprPrecedence::Struct,
ExprKind::Repeat(..) => ExprPrecedence::Repeat,
@ -1469,6 +1470,9 @@ pub enum ExprKind {
/// Output of the `asm!()` macro.
InlineAsm(P<InlineAsm>),
/// Output of the `offset_of!()` macro.
OffsetOf(P<Ty>, Vec<Ident>),
/// A macro invocation; pre-expansion.
MacCall(P<MacCall>),

6
compiler/rustc_ast/src/mut_visit.rs
View file

@ -1456,6 +1456,12 @@ pub fn noop_visit_expr<T: MutVisitor>(
}
ExprKind::InlineAsm(asm) => vis.visit_inline_asm(asm),
ExprKind::FormatArgs(fmt) => vis.visit_format_args(fmt),
ExprKind::OffsetOf(container, fields) => {
vis.visit_ty(container);
for field in fields {
vis.visit_ident(field);
}
}
ExprKind::MacCall(mac) => vis.visit_mac_call(mac),
ExprKind::Struct(se) => {
let StructExpr { qself, path, fields, rest } = se.deref_mut();

4
compiler/rustc_ast/src/util/parser.rs
View file

@ -269,6 +269,7 @@ pub enum ExprPrecedence {
Index,
Try,
InlineAsm,
OffsetOf,
Mac,
FormatArgs,
@ -335,7 +336,8 @@ impl ExprPrecedence {
| ExprPrecedence::Try
| ExprPrecedence::InlineAsm
| ExprPrecedence::Mac
| ExprPrecedence::FormatArgs => PREC_POSTFIX,
| ExprPrecedence::FormatArgs
| ExprPrecedence::OffsetOf => PREC_POSTFIX,
// Never need parens
ExprPrecedence::Array

6
compiler/rustc_ast/src/visit.rs
View file

@ -909,6 +909,12 @@ pub fn walk_expr<'a, V: Visitor<'a>>(visitor: &mut V, expression: &'a Expr) {
ExprKind::Paren(subexpression) => visitor.visit_expr(subexpression),
ExprKind::InlineAsm(asm) => visitor.visit_inline_asm(asm),
ExprKind::FormatArgs(f) => visitor.visit_format_args(f),
ExprKind::OffsetOf(container, fields) => {
visitor.visit_ty(container);
for &field in fields {
visitor.visit_ident(field);
}
}
ExprKind::Yield(optional_expression) => {
walk_list!(visitor, visit_expr, optional_expression);
}