[ia32][wasm] Add I8x16/I16x8 Splat/ExtractLane/ReplaceLane

src/compiler/instruction-selector.cc

Index: src/compiler/instruction-selector.cc
diff --git a/src/compiler/instruction-selector.cc b/src/compiler/instruction-selector.cc
index 099802cf89a65c59514fed7d6533ab62cafdf60c..8d97ef31f6e5a6c3c684560eb564a350dcd4569f 100644
--- a/src/compiler/instruction-selector.cc
+++ b/src/compiler/instruction-selector.cc
@@ -2193,13 +2193,18 @@ void InstructionSelector::VisitI32x4GtU(Node* node) { UNIMPLEMENTED(); }
 void InstructionSelector::VisitI32x4GeU(Node* node) { UNIMPLEMENTED(); }
 #endif  // !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64
 
-#if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_MIPS && \
-    !V8_TARGET_ARCH_MIPS64
+#if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_IA32 && \
+    !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64
 void InstructionSelector::VisitI16x8Splat(Node* node) { UNIMPLEMENTED(); }
 
 void InstructionSelector::VisitI16x8ExtractLane(Node* node) { UNIMPLEMENTED(); }
 
 void InstructionSelector::VisitI16x8ReplaceLane(Node* node) { UNIMPLEMENTED(); }
+#endif  // !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_IA32 &&
+        // !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64
+
+#if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_MIPS && \
+    !V8_TARGET_ARCH_MIPS64
 
 void InstructionSelector::VisitI16x8Shl(Node* node) { UNIMPLEMENTED(); }
 
@@ -2285,15 +2290,15 @@ void InstructionSelector::VisitI8x16Shl(Node* node) { UNIMPLEMENTED(); }
 void InstructionSelector::VisitI8x16ShrS(Node* node) { UNIMPLEMENTED(); }
 #endif  // !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64
 
-#if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_MIPS && \
-    !V8_TARGET_ARCH_MIPS64
+#if !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_IA32 && \
+    !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64
 void InstructionSelector::VisitI8x16Splat(Node* node) { UNIMPLEMENTED(); }
 
 void InstructionSelector::VisitI8x16ExtractLane(Node* node) { UNIMPLEMENTED(); }
 
 void InstructionSelector::VisitI8x16ReplaceLane(Node* node) { UNIMPLEMENTED(); }
-#endif  // !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_MIPS &&
-        // !V8_TARGET_ARCH_MIPS64
+#endif  // !V8_TARGET_ARCH_X64 && !V8_TARGET_ARCH_ARM && !V8_TARGET_ARCH_IA32 &&
+        // !V8_TARGET_ARCH_MIPS && !V8_TARGET_ARCH_MIPS64
 
 #if !V8_TARGET_ARCH_ARM
 void InstructionSelector::VisitI8x16SConvertI16x8(Node* node) {