Disable several tests, fix PPC build.

src/wasm/asm-wasm-builder.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/wasm/asm-wasm-builder.h"
 #include "src/wasm/wasm-macro-gen.h"
 #include "src/wasm/wasm-opcodes.h"
 
@@ skipping 636 matching lines @@
         return MatchShr(expr);
       case Token::BIT_XOR:
         return MatchXor(expr);
       case Token::MUL:
         return MatchMul(expr);
       default:
         return kNone;
     }
   }
 
+// Work around Mul + Div being defined in PPC assembler.
+#ifdef Mul
+#undef Mul
+#endif
+#ifdef Div
+#undef Div
+#endif
+
 #define NON_SIGNED_BINOP(op)      \
   static WasmOpcode opcodes[] = { \
     kExprI32##op,                 \
     kExprI32##op,                 \
     kExprF32##op,                 \
     kExprF64##op                  \
   }
 
 #define SIGNED_BINOP(op)          \
   static WasmOpcode opcodes[] = { \
@@ skipping 325 matching lines @@
 // that zone in constructor may be thrown away once wasm module is written.
 WasmModuleIndex* AsmWasmBuilder::Run() {
   AsmWasmBuilderImpl impl(isolate_, zone_, literal_);
   impl.Compile();
   WasmModuleWriter* writer = impl.builder_->Build(zone_);
   return writer->WriteTo(zone_);
 }
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8