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Add a comment about call_indirect bounds/signature checking.

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This commit is contained in:
Dan Gohman
2017-11-17 11:13:14 -08:00
parent 9ee6e740b0
commit 46ac24d172
1 changed files with 2 additions and 0 deletions
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2
lib/runtime/src/lib.rs
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@@ -287,6 +287,8 @@ impl<'module_environment> cton_wasm::FuncEnvironment for FuncEnvironment<'module
callee: ir::Value, callee: ir::Value,
call_args: &[ir::Value], call_args: &[ir::Value],
) -> ir::Inst { ) -> ir::Inst {
// TODO: Cretonne's call_indirect doesn't implement bounds checking
// or signature checking, so we need to implement it ourselves.
debug_assert_eq!(table_index, 0, "non-default tables not supported yet"); debug_assert_eq!(table_index, 0, "non-default tables not supported yet");
let real_call_args = FuncEnvironment::get_real_call_args(pos.func, call_args); let real_call_args = FuncEnvironment::get_real_call_args(pos.func, call_args);
pos.ins().call_indirect(sig_ref, callee, &real_call_args) pos.ins().call_indirect(sig_ref, callee, &real_call_args)