[turbofan] introduce Int32/64AbsWithOverflow optional operator

src/compiler/opcodes.h

 // Copyright 2013 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_COMPILER_OPCODES_H_
 #define V8_COMPILER_OPCODES_H_
 
 #include <iosfwd>
 
 #include "src/globals.h"
@@ skipping 362 matching lines @@
   V(Float32Equal)                     \
   V(Float32LessThan)                  \
   V(Float32LessThanOrEqual)           \
   V(Float64Equal)                     \
   V(Float64LessThan)                  \
   V(Float64LessThanOrEqual)
 
 #define MACHINE_UNOP_32_LIST(V) \
   V(Word32Clz)                  \
   V(Word32Ctz)                  \
+  V(Int32AbsWithOverflow)       \
   V(Word32ReverseBits)          \
   V(Word32ReverseBytes)
 
 #define MACHINE_BINOP_32_LIST(V) \
   V(Word32And)                   \
   V(Word32Or)                    \
   V(Word32Xor)                   \
   V(Word32Shl)                   \
   V(Word32Shr)                   \
   V(Word32Sar)                   \
@@ skipping 99 matching lines @@
   V(Comment)                    \
   V(Load)                       \
   V(Store)                      \
   V(StackSlot)                  \
   V(Word32Popcnt)               \
   V(Word64Popcnt)               \
   V(Word64Clz)                  \
   V(Word64Ctz)                  \
   V(Word64ReverseBits)          \
   V(Word64ReverseBytes)         \
+  V(Int64AbsWithOverflow)       \
   V(BitcastTaggedToWord)        \
   V(BitcastWordToTagged)        \
   V(BitcastWordToTaggedSigned)  \
   V(TruncateFloat64ToWord32)    \
   V(ChangeFloat32ToFloat64)     \
   V(ChangeFloat64ToInt32)       \
   V(ChangeFloat64ToUint32)      \
   V(ChangeFloat64ToUint64)      \
   V(Float64SilenceNaN)          \
   V(TruncateFloat64ToUint32)    \
@@ skipping 290 matching lines @@
   }
 };
 
 V8_EXPORT_PRIVATE std::ostream& operator<<(std::ostream&, IrOpcode::Value);
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_OPCODES_H_