Revert of Add several SIMD opcodes to IA32

src/compiler/ia32/code-generator-ia32.cc

Index: src/compiler/ia32/code-generator-ia32.cc
diff --git a/src/compiler/ia32/code-generator-ia32.cc b/src/compiler/ia32/code-generator-ia32.cc
index 19b4768b42788c648b2a57c84e4310db10e8cbec..369699067e2b8b9d8dc65ad5e9b322be0dfc9ff3 100644
--- a/src/compiler/ia32/code-generator-ia32.cc
+++ b/src/compiler/ia32/code-generator-ia32.cc
@@ -1906,41 +1906,6 @@
       __ xchg(i.InputRegister(index), operand);
       break;
     }
-    case kIA32Int32x4Splat: {
-      XMMRegister dst = i.OutputSimd128Register();
-      __ movd(dst, i.InputOperand(0));
-      __ pshufd(dst, dst, 0x0);
-      break;
-    }
-    case kIA32Int32x4ExtractLane: {
-      __ Pextrd(i.OutputRegister(), i.InputSimd128Register(0), i.InputInt8(1));
-      break;
-    }
-    case kIA32Int32x4ReplaceLane: {
-      CpuFeatureScope sse_scope(masm(), SSE4_1);
-      __ pinsrd(i.OutputSimd128Register(), i.InputOperand(2), i.InputInt8(1));
-      break;
-    }
-    case kSSEInt32x4Add: {
-      __ paddd(i.OutputSimd128Register(), i.InputOperand(1));
-      break;
-    }
-    case kSSEInt32x4Sub: {
-      __ psubd(i.OutputSimd128Register(), i.InputOperand(1));
-      break;
-    }
-    case kAVXInt32x4Add: {
-      CpuFeatureScope avx_scope(masm(), AVX);
-      __ vpaddd(i.OutputSimd128Register(), i.InputSimd128Register(0),
-                i.InputOperand(1));
-      break;
-    }
-    case kAVXInt32x4Sub: {
-      CpuFeatureScope avx_scope(masm(), AVX);
-      __ vpsubd(i.OutputSimd128Register(), i.InputSimd128Register(0),
-                i.InputOperand(1));
-      break;
-    }
     case kCheckedLoadInt8:
       ASSEMBLE_CHECKED_LOAD_INTEGER(movsx_b);
       break;