PPC: [wasm] Int64Lowering of I64Shl.

src/compiler/ppc/code-generator-ppc.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/code-generator.h"
 
 #include "src/ast/scopes.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
@@ skipping 911 matching lines @@
       break;
 #endif
     case kPPC_ShiftRightAlg32:
       ASSEMBLE_BINOP_INT_RC(sraw, srawi);
       break;
 #if V8_TARGET_ARCH_PPC64
     case kPPC_ShiftRightAlg64:
       ASSEMBLE_BINOP_INT_RC(srad, sradi);
       break;
 #endif
+#if !V8_TARGET_ARCH_PPC64
+    case kPPC_PairShiftLeft:
+      if (instr->InputAt(2)->IsImmediate()) {
+        __ PairShiftLeft(i.OutputRegister(0), i.OutputRegister(1),
+                         i.InputRegister(0), i.InputRegister(1),
+                         i.InputInt32(2));
+      } else {
+        __ PairShiftLeft(i.OutputRegister(0), i.OutputRegister(1),
+                         i.InputRegister(0), i.InputRegister(1), kScratchReg,
+                         i.InputRegister(2));
+      }
+      break;
+#endif
     case kPPC_RotRight32:
       if (HasRegisterInput(instr, 1)) {
         __ subfic(kScratchReg, i.InputRegister(1), Operand(32));
         __ rotlw(i.OutputRegister(), i.InputRegister(0), kScratchReg,
                  i.OutputRCBit());
       } else {
         int sh = i.InputInt32(1);
         __ rotrwi(i.OutputRegister(), i.InputRegister(0), sh, i.OutputRCBit());
       }
       break;
@@ skipping 969 matching lines @@
       padding_size -= v8::internal::Assembler::kInstrSize;
     }
   }
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8