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Setup for specializing equality checks

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This commit is contained in:
Brian Carroll 2021-12-13 17:18:57 +00:00
parent ee97eb668d
commit cd91be678f
3 changed files with 77 additions and 28 deletions
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14
compiler/gen_wasm/src/low_level.rs
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@ -10,6 +10,7 @@ use crate::wasm_module::{Align, CodeBuilder, ValueType::*};
pub enum LowlevelBuildResult {
Done,
BuiltinCall(&'static str),
GeneratedHelper,
NotImplemented,
}
@ -563,7 +564,8 @@ pub fn decode_low_level<'a>(
code_builder.i32_and();
}
Int128 => compare_bytes(code_builder),
Float128 | DataStructure => return NotImplemented,
Float128 => return NotImplemented,
DataStructure => return GeneratedHelper,
}
}
}
@ -577,9 +579,13 @@ pub fn decode_low_level<'a>(
F32 => code_builder.f32_ne(),
F64 => code_builder.f64_ne(),
},
StoredValue::StackMemory { .. } => {
decode_low_level(code_builder, storage, LowLevel::Eq, args, ret_layout);
code_builder.i32_eqz();
StoredValue::StackMemory { format, .. } => {
if matches!(format, DataStructure) {
return GeneratedHelper;
} else {
decode_low_level(code_builder, storage, LowLevel::Eq, args, ret_layout);
code_builder.i32_eqz();
}
}
},
And => code_builder.i32_and(),