46 lines
1.3 KiB
Rust
46 lines
1.3 KiB
Rust
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use super::{Block, Value};
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use crate::Operator;
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use wasmparser::Type;
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#[derive(Clone, Debug, PartialEq, Eq, Hash)]
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pub enum ValueDef {
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Arg(usize, Type),
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BlockParam(Block, usize, Type),
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Operator(Operator, Vec<Value>, Vec<Type>),
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PickOutput(Value, usize, Type),
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Alias(Value),
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Placeholder(Type),
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}
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impl ValueDef {
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pub fn visit_uses<F: FnMut(Value)>(&self, mut f: F) {
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match self {
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&ValueDef::Arg { .. } => {}
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&ValueDef::BlockParam { .. } => {}
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&ValueDef::Operator(_, ref args, _) => {
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for &arg in args {
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f(arg);
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}
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}
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&ValueDef::PickOutput(from, ..) => f(from),
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&ValueDef::Alias(value) => f(value),
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&ValueDef::Placeholder(_) => {}
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}
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}
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pub fn update_uses<F: FnMut(&mut Value)>(&mut self, mut f: F) {
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match self {
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&mut ValueDef::Arg { .. } => {}
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&mut ValueDef::BlockParam { .. } => {}
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&mut ValueDef::Operator(_, ref mut args, _) => {
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for arg in args {
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f(arg);
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}
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}
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&mut ValueDef::PickOutput(ref mut from, ..) => f(from),
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&mut ValueDef::Alias(ref mut value) => f(value),
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&mut ValueDef::Placeholder(_) => {}
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}
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}
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}
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