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Translate Wasm's I8x16ShrU to Cranelift's ushr.i8x16

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This commit is contained in:
Andrew Brown
2020-03-20 19:00:01 -07:00
parent 3f47291f2e
commit a148de08f8
1 changed files with 1 additions and 2 deletions
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3
cranelift/wasm/src/code_translator.rs
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@@ -1406,7 +1406,7 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
let b_mod_bitwidth = builder.ins().band_imm(b, bitwidth - 1); let b_mod_bitwidth = builder.ins().band_imm(b, bitwidth - 1);
state.push1(builder.ins().ishl(bitcast_a, b_mod_bitwidth)) state.push1(builder.ins().ishl(bitcast_a, b_mod_bitwidth))
} }
Operator::I16x8ShrU | Operator::I32x4ShrU | Operator::I64x2ShrU => { Operator::I8x16ShrU | Operator::I16x8ShrU | Operator::I32x4ShrU | Operator::I64x2ShrU => {
let (a, b) = state.pop2(); let (a, b) = state.pop2();
let bitcast_a = optionally_bitcast_vector(a, type_of(op), builder); let bitcast_a = optionally_bitcast_vector(a, type_of(op), builder);
let bitwidth = i64::from(builder.func.dfg.value_type(a).bits()); let bitwidth = i64::from(builder.func.dfg.value_type(a).bits());
@@ -1542,7 +1542,6 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
} }
Operator::I8x16Shl Operator::I8x16Shl
| Operator::I8x16ShrS | Operator::I8x16ShrS
| Operator::I8x16ShrU
| Operator::I8x16Mul | Operator::I8x16Mul
| Operator::I64x2Mul | Operator::I64x2Mul
| Operator::I64x2ShrS | Operator::I64x2ShrS