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Translate Wasm integer min/max to Cranelift's integer min/max

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This commit is contained in:
Andrew Brown
2020-02-04 09:24:17 -08:00
parent 46cfc26684
commit f9ef4948fc
1 changed files with 28 additions and 0 deletions
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28
cranelift/wasm/src/code_translator.rs
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@@ -1288,6 +1288,22 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
let (a, b) = pop2_with_bitcast(state, type_of(op), builder); let (a, b) = pop2_with_bitcast(state, type_of(op), builder);
state.push1(builder.ins().usub_sat(a, b)) state.push1(builder.ins().usub_sat(a, b))
} }
Operator::I8x16MinS | Operator::I16x8MinS | Operator::I32x4MinS => {
let (a, b) = pop2_with_bitcast(state, type_of(op), builder);
state.push1(builder.ins().imin(a, b))
}
Operator::I8x16MinU | Operator::I16x8MinU | Operator::I32x4MinU => {
let (a, b) = pop2_with_bitcast(state, type_of(op), builder);
state.push1(builder.ins().umin(a, b))
}
Operator::I8x16MaxS | Operator::I16x8MaxS | Operator::I32x4MaxS => {
let (a, b) = pop2_with_bitcast(state, type_of(op), builder);
state.push1(builder.ins().imax(a, b))
}
Operator::I8x16MaxU | Operator::I16x8MaxU | Operator::I32x4MaxU => {
let (a, b) = pop2_with_bitcast(state, type_of(op), builder);
state.push1(builder.ins().umax(a, b))
}
Operator::I8x16Neg | Operator::I16x8Neg | Operator::I32x4Neg | Operator::I64x2Neg => { Operator::I8x16Neg | Operator::I16x8Neg | Operator::I32x4Neg | Operator::I64x2Neg => {
let a = pop1_with_bitcast(state, type_of(op), builder); let a = pop1_with_bitcast(state, type_of(op), builder);
state.push1(builder.ins().ineg(a)) state.push1(builder.ins().ineg(a))
@@ -1813,6 +1829,10 @@ fn type_of(operator: &Operator) -> Type {
| Operator::I8x16Sub | Operator::I8x16Sub
| Operator::I8x16SubSaturateS | Operator::I8x16SubSaturateS
| Operator::I8x16SubSaturateU | Operator::I8x16SubSaturateU
| Operator::I8x16MinS
| Operator::I8x16MinU
| Operator::I8x16MaxS
| Operator::I8x16MaxU
| Operator::I8x16Mul => I8X16, | Operator::I8x16Mul => I8X16,
Operator::I16x8Splat Operator::I16x8Splat
@@ -1842,6 +1862,10 @@ fn type_of(operator: &Operator) -> Type {
| Operator::I16x8Sub | Operator::I16x8Sub
| Operator::I16x8SubSaturateS | Operator::I16x8SubSaturateS
| Operator::I16x8SubSaturateU | Operator::I16x8SubSaturateU
| Operator::I16x8MinS
| Operator::I16x8MinU
| Operator::I16x8MaxS
| Operator::I16x8MaxU
| Operator::I16x8Mul => I16X8, | Operator::I16x8Mul => I16X8,
Operator::I32x4Splat Operator::I32x4Splat
@@ -1867,6 +1891,10 @@ fn type_of(operator: &Operator) -> Type {
| Operator::I32x4Add | Operator::I32x4Add
| Operator::I32x4Sub | Operator::I32x4Sub
| Operator::I32x4Mul | Operator::I32x4Mul
| Operator::I32x4MinS
| Operator::I32x4MinU
| Operator::I32x4MaxS
| Operator::I32x4MaxU
| Operator::F32x4ConvertI32x4S | Operator::F32x4ConvertI32x4S
| Operator::F32x4ConvertI32x4U => I32X4, | Operator::F32x4ConvertI32x4U => I32X4,