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[spv] improves division and modulo operators

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Dzmitry Malyshau 2020-12-18 21:14:34 -05:00 committed by Timo de Kort
parent c0dfb247b6
commit 300aa61de0
1 changed files with 8 additions and 15 deletions
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23
src/back/spv/writer.rs
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@ -1203,23 +1203,16 @@ impl Writer {
other => unreachable!("Mul {:?}", other),
}
}
crate::BinaryOperator::Divide => match *left_ty_inner {
crate::TypeInner::Scalar { kind, .. }
| crate::TypeInner::Vector { kind, .. } => match kind {
crate::ScalarKind::Sint => spirv::Op::SDiv,
crate::ScalarKind::Uint => spirv::Op::UDiv,
_ => unreachable!(),
},
crate::BinaryOperator::Divide => match left_ty_inner.scalar_kind() {
Some(crate::ScalarKind::Sint) => spirv::Op::SDiv,
Some(crate::ScalarKind::Uint) => spirv::Op::UDiv,
Some(crate::ScalarKind::Float) => spirv::Op::FDiv,
_ => unreachable!(),
},
crate::BinaryOperator::Modulo => match *left_ty_inner {
crate::TypeInner::Scalar { kind, .. }
| crate::TypeInner::Vector { kind, .. } => match kind {
crate::ScalarKind::Sint => spirv::Op::SMod,
crate::ScalarKind::Uint => spirv::Op::UMod,
crate::ScalarKind::Float => spirv::Op::FMod,
_ => unreachable!(),
},
crate::BinaryOperator::Modulo => match left_ty_inner.scalar_kind() {
Some(crate::ScalarKind::Sint) => spirv::Op::SMod,
Some(crate::ScalarKind::Uint) => spirv::Op::UMod,
Some(crate::ScalarKind::Float) => spirv::Op::FMod,
_ => unreachable!(),
},
crate::BinaryOperator::And => spirv::Op::BitwiseAnd,