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

Bug: v8:11215
Change-Id: Ib91d8e4cb2cd72a779f498827e154173c97a85cd
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2648819
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Reviewed-by: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72376}

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

@@ -3705,6 +3705,11 @@ void LiftoffAssembler::emit_i32x4_ge_u(LiftoffRegister dst, LiftoffRegister lhs,
        liftoff::GetSimd128Register(lhs), liftoff::GetSimd128Register(rhs));
 }
 
+void LiftoffAssembler::emit_i64x2_eq(LiftoffRegister dst, LiftoffRegister lhs,
+                                     LiftoffRegister rhs) {
+  bailout(kSimd, "i64x2.eq");
+}
+
 void LiftoffAssembler::emit_f32x4_eq(LiftoffRegister dst, LiftoffRegister lhs,
                                      LiftoffRegister rhs) {
   vceq(liftoff::GetSimd128Register(dst), liftoff::GetSimd128Register(lhs),

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

@@ -2716,6 +2716,11 @@ void LiftoffAssembler::emit_i32x4_ge_u(LiftoffRegister dst, LiftoffRegister lhs,
   Cmhs(dst.fp().V4S(), lhs.fp().V4S(), rhs.fp().V4S());
 }
 
+void LiftoffAssembler::emit_i64x2_eq(LiftoffRegister dst, LiftoffRegister lhs,
+                                     LiftoffRegister rhs) {
+  bailout(kSimd, "i64x2.eq");
+}
+
 void LiftoffAssembler::emit_f32x4_eq(LiftoffRegister dst, LiftoffRegister lhs,
                                      LiftoffRegister rhs) {
   Fcmeq(dst.fp().V4S(), lhs.fp().V4S(), rhs.fp().V4S());

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

@@ -3093,6 +3093,12 @@ void LiftoffAssembler::emit_i32x4_ge_u(LiftoffRegister dst, LiftoffRegister lhs,
   Pcmpeqd(dst.fp(), ref);
 }
 
+void LiftoffAssembler::emit_i64x2_eq(LiftoffRegister dst, LiftoffRegister lhs,
+                                     LiftoffRegister rhs) {
+  liftoff::EmitSimdCommutativeBinOp<&Assembler::vpcmpeqq, &Assembler::pcmpeqq>(
+      this, dst, lhs, rhs, SSE4_1);
+}
+
 void LiftoffAssembler::emit_f32x4_eq(LiftoffRegister dst, LiftoffRegister lhs,
                                      LiftoffRegister rhs) {
   liftoff::EmitSimdCommutativeBinOp<&Assembler::vcmpeqps, &Assembler::cmpeqps>(

src/wasm/baseline/liftoff-assembler.h

@@ -929,6 +929,8 @@ class LiftoffAssembler : public TurboAssembler {
                               LiftoffRegister rhs);
   inline void emit_i32x4_ge_u(LiftoffRegister dst, LiftoffRegister lhs,
                               LiftoffRegister rhs);
+  inline void emit_i64x2_eq(LiftoffRegister dst, LiftoffRegister lhs,
+                            LiftoffRegister rhs);
   inline void emit_f32x4_eq(LiftoffRegister dst, LiftoffRegister lhs,
                             LiftoffRegister rhs);
   inline void emit_f32x4_ne(LiftoffRegister dst, LiftoffRegister lhs,

src/wasm/baseline/liftoff-compiler.cc

@@ -2962,6 +2962,8 @@ class LiftoffCompiler {
         return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_i32x4_ge_s);
       case wasm::kExprI32x4GeU:
         return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_i32x4_ge_u);
+      case wasm::kExprI64x2Eq:
+        return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_i64x2_eq);
       case wasm::kExprF32x4Eq:
         return EmitBinOp<kS128, kS128>(&LiftoffAssembler::emit_f32x4_eq);
       case wasm::kExprF32x4Ne:

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

@@ -2682,6 +2682,12 @@ void LiftoffAssembler::emit_i32x4_ge_u(LiftoffRegister dst, LiftoffRegister lhs,
   Pcmpeqd(dst.fp(), ref);
 }
 
+void LiftoffAssembler::emit_i64x2_eq(LiftoffRegister dst, LiftoffRegister lhs,
+                                     LiftoffRegister rhs) {
+  liftoff::EmitSimdCommutativeBinOp<&Assembler::vpcmpeqq, &Assembler::pcmpeqq>(
+      this, dst, lhs, rhs, SSE4_1);
+}
+
 void LiftoffAssembler::emit_f32x4_eq(LiftoffRegister dst, LiftoffRegister lhs,
                                      LiftoffRegister rhs) {
   liftoff::EmitSimdCommutativeBinOp<&Assembler::vcmpeqps, &Assembler::cmpeqps>(