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Make wasm_unsupported be composeable

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This commit is contained in:
Anthony Ramine
2019-09-22 14:31:54 +02:00
committed by Benjamin Bouvier
parent 26accbadf8
commit eeb3159fe9
5 changed files with 43 additions and 18 deletions
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17
cranelift/wasm/src/translation_utils.rs
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@@ -124,7 +124,7 @@ pub fn type_to_type(ty: wasmparser::Type) -> WasmResult<ir::Type> {
wasmparser::Type::F32 => Ok(ir::types::F32),
wasmparser::Type::F64 => Ok(ir::types::F64),
wasmparser::Type::V128 => Ok(ir::types::I8X16),
ty => wasm_unsupported!("type_to_type: wasm type {:?}", ty),
ty => Err(wasm_unsupported!("type_to_type: wasm type {:?}", ty)),
}
}
@@ -138,7 +138,10 @@ pub fn tabletype_to_type(ty: wasmparser::Type) -> WasmResult<Option<ir::Type>> {
wasmparser::Type::F64 => Ok(Some(ir::types::F64)),
wasmparser::Type::V128 => Ok(Some(ir::types::I8X16)),
wasmparser::Type::AnyFunc => Ok(None),
ty => wasm_unsupported!("tabletype_to_type: table wasm type {:?}", ty),
ty => Err(wasm_unsupported!(
"tabletype_to_type: table wasm type {:?}",
ty
)),
}
}
@@ -152,12 +155,12 @@ pub fn blocktype_to_type(ty_or_ft: wasmparser::TypeOrFuncType) -> WasmResult<Opt
wasmparser::Type::F64 => Ok(Some(ir::types::F64)),
wasmparser::Type::V128 => Ok(Some(ir::types::I8X16)),
wasmparser::Type::EmptyBlockType => Ok(None),
ty => wasm_unsupported!("blocktype_to_type: type {:?}", ty),
ty => Err(wasm_unsupported!("blocktype_to_type: type {:?}", ty)),
},
wasmparser::TypeOrFuncType::FuncType(_) => wasm_unsupported!(
wasmparser::TypeOrFuncType::FuncType(_) => Err(wasm_unsupported!(
"blocktype_to_type: multi-value block signature {:?}",
ty_or_ft
),
)),
}
}
@@ -181,10 +184,10 @@ pub fn num_return_values(ty: wasmparser::TypeOrFuncType) -> WasmResult<usize> {
| wasmparser::Type::I64
| wasmparser::Type::F64
| wasmparser::Type::V128 => Ok(1),
ty => wasm_unsupported!("unsupported return value type {:?}", ty),
ty => Err(wasm_unsupported!("unsupported return value type {:?}", ty)),
},
wasmparser::TypeOrFuncType::FuncType(_) => {
wasm_unsupported!("multi-value block signature {:?}", ty);
Err(wasm_unsupported!("multi-value block signature {:?}", ty))
}
}
}