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FIXME for wasm NumRound

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Brian Carroll 2021-11-10 15:32:45 +00:00
parent 7c95189e4a
commit 06a6e8545b
1 changed files with 10 additions and 6 deletions
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16
compiler/gen_wasm/src/low_level.rs
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@ -171,12 +171,16 @@ pub fn build_call_low_level<'a>(
NumCos => return NotImplemented,
NumSqrtUnchecked => return NotImplemented,
NumLogUnchecked => return NotImplemented,
NumRound => match ret_layout.value_type() {
I32 => code_builder.f32_nearest(),
I64 => code_builder.f64_nearest(),
F32 => {}
F64 => {}
},
NumRound => {
// FIXME
// thread 'gen_num::f64_round' panicked at 'called `Result::unwrap()` on an `Err` value:
// Io(Os { code: 2, kind: NotFound, message: "No such file or directory" })',
// compiler/test_gen/src/helpers/wasm.rs:185:53
// Note: Wasm has a `nearest` op, but it does round-to-even when fraction is exactly 0.5
// which fails tests. Will this do? Or is specific behaviour important?
let width = float_width_from_layout(ret_layout);
return BuiltinCall(&bitcode::NUM_ROUND[width]);
}
NumToFloat => match (ret_layout.value_type(), storage.get(&args[0]).value_type()) {
(F32, I32) => code_builder.f32_convert_s_i32(),
(F32, I64) => code_builder.f32_convert_s_i64(),