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Add asm label support to THIR

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This commit is contained in:
Gary Guo 2023-12-25 21:19:04 +00:00
parent 93fa8579c6
commit 040ab7d4b6
5 changed files with 15 additions and 2 deletions
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3
compiler/rustc_middle/src/thir.rs
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@ -565,6 +565,9 @@ pub enum InlineAsmOperand<'tcx> {
SymStatic {
def_id: DefId,
},
Label {
block: BlockId,
},
}
#[derive(Copy, Clone, Debug, PartialEq, HashStable)]

1
compiler/rustc_middle/src/thir/visit.rs
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@ -162,6 +162,7 @@ pub fn walk_expr<'thir, 'tcx: 'thir, V: Visitor<'thir, 'tcx>>(
| Const { value: _, span: _ }
| SymFn { value: _, span: _ }
| SymStatic { def_id: _ } => {}
Label { block } => visitor.visit_block(&visitor.thir()[*block]),
}
}
}

3
compiler/rustc_mir_build/src/build/expr/into.rs
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@ -455,6 +455,9 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
thir::InlineAsmOperand::SymStatic { def_id } => {
mir::InlineAsmOperand::SymStatic { def_id }
}
thir::InlineAsmOperand::Label { .. } => {
todo!()
}
})
.collect();

4
compiler/rustc_mir_build/src/thir/cx/expr.rs
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@ -656,8 +656,8 @@ impl<'tcx> Cx<'tcx> {
hir::InlineAsmOperand::SymStatic { path: _, def_id } => {
InlineAsmOperand::SymStatic { def_id }
}
hir::InlineAsmOperand::Label { .. } => {
todo!()
hir::InlineAsmOperand::Label { block } => {
InlineAsmOperand::Label { block: self.mirror_block(block) }
}
})
.collect(),

6
compiler/rustc_mir_build/src/thir/print.rs
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@ -889,6 +889,12 @@ impl<'a, 'tcx> ThirPrinter<'a, 'tcx> {
print_indented!(self, format!("def_id: {:?}", def_id), depth_lvl + 1);
print_indented!(self, "}", depth_lvl + 1);
}
InlineAsmOperand::Label { block } => {
print_indented!(self, "InlineAsmOperand::Block {", depth_lvl);
print_indented!(self, "block:", depth_lvl + 1);
self.print_block(*block, depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
}
}
}