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[spv-in] emit the cast expression for builtin signness

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This commit is contained in:
Dzmitry Malyshau
2021-04-26 00:10:41 -04:00
parent dd1d9fe290
commit bb29f8e142
1 changed files with 7 additions and 2 deletions
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9
src/front/spv/function.rs
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@@ -212,11 +212,16 @@ impl<I: Iterator<Item = u32>> super::Parser<I> {
} else {
// The only case where the type is different is if we need to treat
// unsigned integer as signed.
function.expressions.append(crate::Expression::As {
let old_len = function.expressions.len();
let handle = function.expressions.append(crate::Expression::As {
expr: arg_expr,
kind: crate::ScalarKind::Sint,
convert: true,
})
});
function.body.push(crate::Statement::Emit(
function.expressions.range_from(old_len),
));
handle
};
function.body.push(crate::Statement::Store {
pointer: function