1 files changed, 32 insertions, 1 deletions
diff --git a/src/wasm.h b/src/wasm.h
index 40859eefc..e2b97204b 100644
--- a/src/wasm.h
+++ b/src/wasm.h
@@ -481,7 +481,18 @@ enum SIMDLoadOp {
   LoadExtSVec32x2ToVecI64x2,
   LoadExtUVec32x2ToVecI64x2,
   Load32Zero,
-  Load64Zero
+  Load64Zero,
+};
+
+enum SIMDLoadStoreLaneOp {
+  LoadLaneVec8x16,
+  LoadLaneVec16x8,
+  LoadLaneVec32x4,
+  LoadLaneVec64x2,
+  StoreLaneVec8x16,
+  StoreLaneVec16x8,
+  StoreLaneVec32x4,
+  StoreLaneVec64x2,
 };
 
 enum SIMDTernaryOp { Bitselect, QFMAF32x4, QFMSF32x4, QFMAF64x2, QFMSF64x2 };
@@ -545,6 +556,7 @@ public:
     SIMDTernaryId,
     SIMDShiftId,
     SIMDLoadId,
+    SIMDLoadStoreLaneId,
     MemoryInitId,
     DataDropId,
     MemoryCopyId,
@@ -970,6 +982,25 @@ public:
   void finalize();
 };
 
+class SIMDLoadStoreLane
+  : public SpecificExpression<Expression::SIMDLoadStoreLaneId> {
+public:
+  SIMDLoadStoreLane() = default;
+  SIMDLoadStoreLane(MixedArena& allocator) {}
+
+  SIMDLoadStoreLaneOp op;
+  Address offset;
+  Address align;
+  uint8_t index;
+  Expression* ptr;
+  Expression* vec;
+
+  bool isStore();
+  bool isLoad() { return !isStore(); }
+  Index getMemBytes();
+  void finalize();
+};
+
 class MemoryInit : public SpecificExpression<Expression::MemoryInitId> {
 public:
   MemoryInit() = default;