[WASM SIMD] Implement packing and unpacking integer conversions.

src/wasm/wasm-opcodes.h

 // Copyright 2015 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.
 
 #ifndef V8_WASM_OPCODES_H_
 #define V8_WASM_OPCODES_H_
 
 #include "src/globals.h"
 #include "src/machine-type.h"
 #include "src/runtime/runtime.h"
@@ skipping 303 matching lines @@
   V(I32x4Mul, 0xe521, s_ss)              \
   V(I32x4MinS, 0xe522, s_ss)             \
   V(I32x4MaxS, 0xe523, s_ss)             \
   V(I32x4Eq, 0xe526, s1x4_ss)            \
   V(I32x4Ne, 0xe527, s1x4_ss)            \
   V(I32x4LtS, 0xe528, s1x4_ss)           \
   V(I32x4LeS, 0xe529, s1x4_ss)           \
   V(I32x4GtS, 0xe52a, s1x4_ss)           \
   V(I32x4GeS, 0xe52b, s1x4_ss)           \
   V(I32x4SConvertF32x4, 0xe52f, s_s)     \
+  V(I32x4UConvertF32x4, 0xe537, s_s)     \
+  V(I32x4SConvertI16x8Low, 0xe594, s_s)  \
+  V(I32x4SConvertI16x8High, 0xe595, s_s) \
+  V(I32x4UConvertI16x8Low, 0xe596, s_s)  \
+  V(I32x4UConvertI16x8High, 0xe597, s_s) \
   V(I32x4MinU, 0xe530, s_ss)             \
   V(I32x4MaxU, 0xe531, s_ss)             \
   V(I32x4LtU, 0xe533, s1x4_ss)           \
   V(I32x4LeU, 0xe534, s1x4_ss)           \
   V(I32x4GtU, 0xe535, s1x4_ss)           \
   V(I32x4GeU, 0xe536, s1x4_ss)           \
-  V(I32x4UConvertF32x4, 0xe537, s_s)     \
   V(I16x8Splat, 0xe538, s_i)             \
   V(I16x8Neg, 0xe53b, s_s)               \
   V(I16x8Add, 0xe53c, s_ss)              \
   V(I16x8AddSaturateS, 0xe53d, s_ss)     \
   V(I16x8Sub, 0xe53e, s_ss)              \
   V(I16x8SubSaturateS, 0xe53f, s_ss)     \
   V(I16x8Mul, 0xe540, s_ss)              \
   V(I16x8MinS, 0xe541, s_ss)             \
   V(I16x8MaxS, 0xe542, s_ss)             \
   V(I16x8Eq, 0xe545, s1x8_ss)            \
   V(I16x8Ne, 0xe546, s1x8_ss)            \
   V(I16x8LtS, 0xe547, s1x8_ss)           \
   V(I16x8LeS, 0xe548, s1x8_ss)           \
   V(I16x8GtS, 0xe549, s1x8_ss)           \
   V(I16x8GeS, 0xe54a, s1x8_ss)           \
   V(I16x8AddSaturateU, 0xe54e, s_ss)     \
   V(I16x8SubSaturateU, 0xe54f, s_ss)     \
   V(I16x8MinU, 0xe550, s_ss)             \
   V(I16x8MaxU, 0xe551, s_ss)             \
   V(I16x8LtU, 0xe553, s1x8_ss)           \
   V(I16x8LeU, 0xe554, s1x8_ss)           \
   V(I16x8GtU, 0xe555, s1x8_ss)           \
   V(I16x8GeU, 0xe556, s1x8_ss)           \
+  V(I16x8SConvertI32x4, 0xe598, s_ss)    \
+  V(I16x8UConvertI32x4, 0xe599, s_ss)    \
+  V(I16x8SConvertI8x16Low, 0xe59a, s_s)  \
+  V(I16x8SConvertI8x16High, 0xe59b, s_s) \
+  V(I16x8UConvertI8x16Low, 0xe59c, s_s)  \
+  V(I16x8UConvertI8x16High, 0xe59d, s_s) \
   V(I8x16Splat, 0xe557, s_i)             \
   V(I8x16Neg, 0xe55a, s_s)               \
   V(I8x16Add, 0xe55b, s_ss)              \
   V(I8x16AddSaturateS, 0xe55c, s_ss)     \
   V(I8x16Sub, 0xe55d, s_ss)              \
   V(I8x16SubSaturateS, 0xe55e, s_ss)     \
   V(I8x16Mul, 0xe55f, s_ss)              \
   V(I8x16MinS, 0xe560, s_ss)             \
   V(I8x16MaxS, 0xe561, s_ss)             \
   V(I8x16Eq, 0xe564, s1x16_ss)           \
   V(I8x16Ne, 0xe565, s1x16_ss)           \
   V(I8x16LtS, 0xe566, s1x16_ss)          \
   V(I8x16LeS, 0xe567, s1x16_ss)          \
   V(I8x16GtS, 0xe568, s1x16_ss)          \
   V(I8x16GeS, 0xe569, s1x16_ss)          \
   V(I8x16AddSaturateU, 0xe56d, s_ss)     \
   V(I8x16SubSaturateU, 0xe56e, s_ss)     \
   V(I8x16MinU, 0xe56f, s_ss)             \
   V(I8x16MaxU, 0xe570, s_ss)             \
   V(I8x16LtU, 0xe572, s1x16_ss)          \
   V(I8x16LeU, 0xe573, s1x16_ss)          \
   V(I8x16GtU, 0xe574, s1x16_ss)          \
   V(I8x16GeU, 0xe575, s1x16_ss)          \
+  V(I8x16SConvertI16x8, 0xe59e, s_ss)    \
+  V(I8x16UConvertI16x8, 0xe59f, s_ss)    \
   V(S128And, 0xe576, s_ss)               \
   V(S128Or, 0xe577, s_ss)                \
   V(S128Xor, 0xe578, s_ss)               \
   V(S128Not, 0xe579, s_s)                \
   V(S32x4Select, 0xe52c, s_s1x4ss)       \
   V(S32x4Swizzle, 0xe52d, s_s)           \
   V(S32x4Shuffle, 0xe52e, s_ss)          \
   V(S16x8Select, 0xe54b, s_s1x8ss)       \
   V(S16x8Swizzle, 0xe54c, s_s)           \
   V(S16x8Shuffle, 0xe54d, s_ss)          \
@@ skipping 357 matching lines @@
       default:
         return "<unknown>";
     }
   }
 };
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_WASM_OPCODES_H_