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[spv] simplify the composing expression

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This commit is contained in:
Dzmitry Malyshau
2020-12-11 20:24:53 -05:00
committed by Dzmitry Malyshau
parent 96dcf8bd05
commit 933ca3863b
1 changed files with 1 additions and 41 deletions
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42
src/back/spv/writer.rs
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@@ -1130,48 +1130,8 @@ impl Writer {
)?;
constituent_ids.push(component_id);
}
let constituent_ids_slice = constituent_ids.as_slice();
let id = match ir_module.types[ty].inner {
crate::TypeInner::Vector { .. } => {
self.write_composite_construct(base_type_id, constituent_ids_slice, block)
}
crate::TypeInner::Matrix {
rows,
columns,
width,
} => {
let vector_type_id = self.get_type_id(
&ir_module.types,
LookupType::Local(LocalType::Vector {
width,
kind: crate::ScalarKind::Float,
size: columns,
}),
)?;
let capacity = match rows {
crate::VectorSize::Bi => 2,
crate::VectorSize::Tri => 3,
crate::VectorSize::Quad => 4,
};
let mut vector_ids = Vec::with_capacity(capacity);
for _ in 0..capacity {
let vector_id = self.write_composite_construct(
vector_type_id,
constituent_ids_slice,
block,
);
vector_ids.push(vector_id);
}
self.write_composite_construct(base_type_id, vector_ids.as_slice(), block)
}
_ => unreachable!(),
};
let id = self.write_composite_construct(base_type_id, &constituent_ids, block);
Ok((RawExpression::Value(id), LookupType::Handle(ty)))
}
crate::Expression::Binary { op, left, right } => {