[WASM SIMD] Implement packing and unpacking integer conversions.

src/compiler/machine-operator.cc

 // Copyright 2014 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/compiler/machine-operator.h"
 
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/operator.h"
 
@@ skipping 236 matching lines @@
   V(F32x4MinNum, Operator::kCommutative, 2, 0, 1)                         \
   V(F32x4MaxNum, Operator::kCommutative, 2, 0, 1)                         \
   V(F32x4RecipRefine, Operator::kNoProperties, 2, 0, 1)                   \
   V(F32x4RecipSqrtRefine, Operator::kNoProperties, 2, 0, 1)               \
   V(F32x4Eq, Operator::kCommutative, 2, 0, 1)                             \
   V(F32x4Ne, Operator::kCommutative, 2, 0, 1)                             \
   V(F32x4Lt, Operator::kNoProperties, 2, 0, 1)                            \
   V(F32x4Le, Operator::kNoProperties, 2, 0, 1)                            \
   V(I32x4Splat, Operator::kNoProperties, 1, 0, 1)                         \
   V(I32x4SConvertF32x4, Operator::kNoProperties, 1, 0, 1)                 \
+  V(I32x4SConvertI16x8Low, Operator::kNoProperties, 1, 0, 1)              \
+  V(I32x4SConvertI16x8High, Operator::kNoProperties, 1, 0, 1)             \
   V(I32x4Neg, Operator::kNoProperties, 1, 0, 1)                           \
   V(I32x4Add, Operator::kCommutative, 2, 0, 1)                            \
   V(I32x4Sub, Operator::kNoProperties, 2, 0, 1)                           \
   V(I32x4Mul, Operator::kCommutative, 2, 0, 1)                            \
   V(I32x4MinS, Operator::kCommutative, 2, 0, 1)                           \
   V(I32x4MaxS, Operator::kCommutative, 2, 0, 1)                           \
   V(I32x4Eq, Operator::kCommutative, 2, 0, 1)                             \
   V(I32x4Ne, Operator::kCommutative, 2, 0, 1)                             \
   V(I32x4LtS, Operator::kNoProperties, 2, 0, 1)                           \
   V(I32x4LeS, Operator::kNoProperties, 2, 0, 1)                           \
   V(I32x4UConvertF32x4, Operator::kNoProperties, 1, 0, 1)                 \
+  V(I32x4UConvertI16x8Low, Operator::kNoProperties, 1, 0, 1)              \
+  V(I32x4UConvertI16x8High, Operator::kNoProperties, 1, 0, 1)             \
   V(I32x4MinU, Operator::kCommutative, 2, 0, 1)                           \
   V(I32x4MaxU, Operator::kCommutative, 2, 0, 1)                           \
   V(I32x4LtU, Operator::kNoProperties, 2, 0, 1)                           \
   V(I32x4LeU, Operator::kNoProperties, 2, 0, 1)                           \
   V(I16x8Splat, Operator::kNoProperties, 1, 0, 1)                         \
+  V(I16x8SConvertI8x16Low, Operator::kNoProperties, 1, 0, 1)              \
+  V(I16x8SConvertI8x16High, Operator::kNoProperties, 1, 0, 1)             \
   V(I16x8Neg, Operator::kNoProperties, 1, 0, 1)                           \
+  V(I16x8SConvertI32x4, Operator::kNoProperties, 2, 0, 1)                 \
   V(I16x8Add, Operator::kCommutative, 2, 0, 1)                            \
   V(I16x8AddSaturateS, Operator::kCommutative, 2, 0, 1)                   \
   V(I16x8Sub, Operator::kNoProperties, 2, 0, 1)                           \
   V(I16x8SubSaturateS, Operator::kNoProperties, 2, 0, 1)                  \
   V(I16x8Mul, Operator::kCommutative, 2, 0, 1)                            \
   V(I16x8MinS, Operator::kCommutative, 2, 0, 1)                           \
   V(I16x8MaxS, Operator::kCommutative, 2, 0, 1)                           \
   V(I16x8Eq, Operator::kCommutative, 2, 0, 1)                             \
   V(I16x8Ne, Operator::kCommutative, 2, 0, 1)                             \
   V(I16x8LtS, Operator::kNoProperties, 2, 0, 1)                           \
   V(I16x8LeS, Operator::kNoProperties, 2, 0, 1)                           \
+  V(I16x8UConvertI8x16Low, Operator::kNoProperties, 1, 0, 1)              \
+  V(I16x8UConvertI8x16High, Operator::kNoProperties, 1, 0, 1)             \
+  V(I16x8UConvertI32x4, Operator::kNoProperties, 2, 0, 1)                 \
   V(I16x8AddSaturateU, Operator::kCommutative, 2, 0, 1)                   \
   V(I16x8SubSaturateU, Operator::kNoProperties, 2, 0, 1)                  \
   V(I16x8MinU, Operator::kCommutative, 2, 0, 1)                           \
   V(I16x8MaxU, Operator::kCommutative, 2, 0, 1)                           \
   V(I16x8LtU, Operator::kNoProperties, 2, 0, 1)                           \
   V(I16x8LeU, Operator::kNoProperties, 2, 0, 1)                           \
   V(I8x16Splat, Operator::kNoProperties, 1, 0, 1)                         \
   V(I8x16Neg, Operator::kNoProperties, 1, 0, 1)                           \
+  V(I8x16SConvertI16x8, Operator::kNoProperties, 2, 0, 1)                 \
   V(I8x16Add, Operator::kCommutative, 2, 0, 1)                            \
   V(I8x16AddSaturateS, Operator::kCommutative, 2, 0, 1)                   \
   V(I8x16Sub, Operator::kNoProperties, 2, 0, 1)                           \
   V(I8x16SubSaturateS, Operator::kNoProperties, 2, 0, 1)                  \
   V(I8x16Mul, Operator::kCommutative, 2, 0, 1)                            \
   V(I8x16MinS, Operator::kCommutative, 2, 0, 1)                           \
   V(I8x16MaxS, Operator::kCommutative, 2, 0, 1)                           \
   V(I8x16Eq, Operator::kCommutative, 2, 0, 1)                             \
   V(I8x16Ne, Operator::kCommutative, 2, 0, 1)                             \
   V(I8x16LtS, Operator::kNoProperties, 2, 0, 1)                           \
   V(I8x16LeS, Operator::kNoProperties, 2, 0, 1)                           \
+  V(I8x16UConvertI16x8, Operator::kNoProperties, 2, 0, 1)                 \
   V(I8x16AddSaturateU, Operator::kCommutative, 2, 0, 1)                   \
   V(I8x16SubSaturateU, Operator::kNoProperties, 2, 0, 1)                  \
   V(I8x16MinU, Operator::kCommutative, 2, 0, 1)                           \
   V(I8x16MaxU, Operator::kCommutative, 2, 0, 1)                           \
   V(I8x16LtU, Operator::kNoProperties, 2, 0, 1)                           \
   V(I8x16LeU, Operator::kNoProperties, 2, 0, 1)                           \
   V(S128Load, Operator::kNoProperties, 2, 0, 1)                           \
   V(S128Store, Operator::kNoProperties, 3, 0, 1)                          \
   V(S128Zero, Operator::kNoProperties, 0, 0, 1)                           \
   V(S128And, Operator::kAssociative | Operator::kCommutative, 2, 0, 1)    \
@@ skipping 632 matching lines @@
     return new (zone_)                                                      \
         Operator1<uint32_t>(IrOpcode::kS##format##Swizzle, Operator::kPure, \
                             "Swizzle", 2, 0, 0, 1, 0, 0, swizzle);          \
   }
 SIMD_FORMAT_LIST(SIMD_PERMUTE_OPS)
 #undef SIMD_PERMUTE_OPS
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8