[wasm-simd][liftoff][ia32][x64] Implement i64x2.bitmask

Bug: v8:10997
Change-Id: Ic7a3848792867ef3068151eff8dbf45e628ce6c2
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2620901Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72022}

src/wasm/baseline/arm/liftoff-assembler-arm.h

@@ -2888,6 +2888,11 @@ void LiftoffAssembler::emit_i64x2_extmul_high_i32x4_u(LiftoffRegister dst,
         src2.high_fp());
 }
 
+void LiftoffAssembler::emit_i64x2_bitmask(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  bailout(kSimd, "i64x2_bitmask");
+}
+
 void LiftoffAssembler::emit_i32x4_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   vdup(Neon32, liftoff::GetSimd128Register(dst), src.gp());

src/wasm/baseline/arm64/liftoff-assembler-arm64.h

@@ -2012,6 +2012,11 @@ void LiftoffAssembler::emit_i64x2_extmul_high_i32x4_u(LiftoffRegister dst,
   Umull2(dst.fp().V2D(), src1.fp().V4S(), src2.fp().V4S());
 }
 
+void LiftoffAssembler::emit_i64x2_bitmask(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  bailout(kSimd, "i64x2_bitmask");
+}
+
 void LiftoffAssembler::emit_i32x4_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   Dup(dst.fp().V4S(), src.gp().W());

src/wasm/baseline/ia32/liftoff-assembler-ia32.h

@@ -3898,6 +3898,11 @@ void LiftoffAssembler::emit_i64x2_extmul_high_i32x4_u(LiftoffRegister dst,
               /*low=*/false, /*is_signed=*/false);
 }
 
+void LiftoffAssembler::emit_i64x2_bitmask(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  Movmskpd(dst.gp(), src.fp());
+}
+
 void LiftoffAssembler::emit_f32x4_abs(LiftoffRegister dst,
                                       LiftoffRegister src) {
   if (dst.fp() == src.fp()) {

src/wasm/baseline/liftoff-assembler.h

@@ -1111,6 +1111,7 @@ class LiftoffAssembler : public TurboAssembler {
   inline void emit_i64x2_extmul_high_i32x4_u(LiftoffRegister dst,
                                              LiftoffRegister src1,
                                              LiftoffRegister src2);
+  inline void emit_i64x2_bitmask(LiftoffRegister dst, LiftoffRegister src);
   inline void emit_f32x4_abs(LiftoffRegister dst, LiftoffRegister src);
   inline void emit_f32x4_neg(LiftoffRegister dst, LiftoffRegister src);
   inline void emit_f32x4_sqrt(LiftoffRegister dst, LiftoffRegister src);

src/wasm/baseline/liftoff-compiler.cc

@@ -3010,6 +3010,8 @@ class LiftoffCompiler {
       case wasm::kExprI64x2ExtMulHighI32x4U:
         return EmitBinOp<kS128, kS128>(
             &LiftoffAssembler::emit_i64x2_extmul_high_i32x4_u);
+      case wasm::kExprI64x2BitMask:
+        return EmitUnOp<kS128, kI32>(&LiftoffAssembler::emit_i64x2_bitmask);
       case wasm::kExprF32x4Abs:
         return EmitUnOp<kS128, kS128>(&LiftoffAssembler::emit_f32x4_abs);
       case wasm::kExprF32x4Neg:

src/wasm/baseline/x64/liftoff-assembler-x64.h

@@ -3490,6 +3490,11 @@ void LiftoffAssembler::emit_i64x2_extmul_high_i32x4_u(LiftoffRegister dst,
               /*is_signed=*/false);
 }
 
+void LiftoffAssembler::emit_i64x2_bitmask(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  Movmskpd(dst.gp(), src.fp());
+}
+
 void LiftoffAssembler::emit_f32x4_abs(LiftoffRegister dst,
                                       LiftoffRegister src) {
   if (dst.fp() == src.fp()) {