MIPS[64]: Support for some SIMD operations

test/cctest/wasm/test-run-wasm-simd.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/assembler-inl.h"
 #include "src/wasm/wasm-macro-gen.h"
 #include "test/cctest/cctest.h"
 #include "test/cctest/compiler/value-helper.h"
 #include "test/cctest/wasm/wasm-run-utils.h"
 
@@ skipping 13 matching lines @@
 typedef int32_t (*Int32ShiftOp)(int32_t, int);
 typedef int16_t (*Int16UnOp)(int16_t);
 typedef int16_t (*Int16BinOp)(int16_t, int16_t);
 typedef int (*Int16CompareOp)(int16_t, int16_t);
 typedef int16_t (*Int16ShiftOp)(int16_t, int);
 typedef int8_t (*Int8UnOp)(int8_t);
 typedef int8_t (*Int8BinOp)(int8_t, int8_t);
 typedef int (*Int8CompareOp)(int8_t, int8_t);
 typedef int8_t (*Int8ShiftOp)(int8_t, int);
 
-#if !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_IA32
+#if !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_IA32 && \
+    !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64
 #define SIMD_LOWERING_TARGET 1
 #else
 #define SIMD_LOWERING_TARGET 0
-#endif  // !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_IA32
+#endif
 
 // Generic expected value functions.
 template <typename T>
 T Negate(T a) {
   return -a;
 }
 
 template <typename T>
 T Add(T a, T b) {
   return a + b;
@@ skipping 1806 matching lines @@
         WASM_SIMD_I32x4_EXTRACT_LANE(
             0, WASM_LOAD_MEM(MachineType::Simd128(), WASM_ZERO)));
 
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i;
     r.module().WriteMemory(&memory[0], expected);
     CHECK_EQ(expected, r.Call());
   }
 }
 #endif  // V8_TARGET_ARCH_ARM || SIMD_LOWERING_TARGET