Translate Wasm's i32x4.trunc_sat_f32x4_s instruction to Cranelift's fcvt_to_sint_sat

2020-06-01 10:23:38 -07:00
parent 3675f95bb2
commit 6c05590104
1 changed files with 5 additions and 2 deletions
--- a/cranelift/wasm/src/code_translator.rs
+++ b/cranelift/wasm/src/code_translator.rs
@@ -1548,8 +1548,11 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
            let a = pop1_with_bitcast(state, I32X4, builder);
            state.push1(builder.ins().fcvt_from_uint(F32X4, a))
        }
-        Operator::I32x4TruncSatF32x4S
-        | Operator::I32x4TruncSatF32x4U
+        Operator::I32x4TruncSatF32x4S => {
+            let a = pop1_with_bitcast(state, F32X4, builder);
+            state.push1(builder.ins().fcvt_to_sint_sat(I32X4, a))
+        }
+        Operator::I32x4TruncSatF32x4U
        | Operator::I8x16Abs
        | Operator::I16x8Abs
        | Operator::I32x4Abs