PPC: Add OPCODE_LIST macro

src/ppc/assembler-ppc.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions
 // are met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 535 matching lines @@
   // FIXED_SEQUENCE
   static const int kDebugBreakSlotInstructions =
       kMovInstructionsNoConstantPool + 2;
   static const int kDebugBreakSlotLength =
       kDebugBreakSlotInstructions * kInstrSize;
 
   static inline int encode_crbit(const CRegister& cr, enum CRBit crbit) {
     return ((cr.code() * CRWIDTH) + crbit);
   }
 
+#define DECLARE_PPC_XX3_INSTRUCTIONS(name, instr_name, instr_value)        \

[JaideepBajwa, 2017/02/24 03:41:39]

.h should have the declaration and you should define these instructions in the
.cc file.

+  inline void name(const DoubleRegister rt, const DoubleRegister ra,       \
+                   const DoubleRegister rb) {                              \
+    xx3_form(instr_name, rt, ra, rb);                                      \
+  }
+
+  inline void xx3_form(Instr instr, DoubleRegister t, DoubleRegister a,
+                       DoubleRegister b) {
+    int AX = ((a.code() & 0x20) >> 5) & 0x1;
+    int BX = ((b.code() & 0x20) >> 5) & 0x1;
+    int TX = ((t.code() & 0x20) >> 5) & 0x1;
+
+    emit(instr | (t.code() & 0x1F) * B21 | (a.code() & 0x1F) * B16 |
+         (b.code() & 0x1F) * B11 | AX * B2 | BX * B1 | TX);
+  }
+
+  PPC_XX3_OPCODE_LIST(DECLARE_PPC_XX3_INSTRUCTIONS)
+#undef DECLARE_PPC_XX3_INSTRUCTIONS
   // ---------------------------------------------------------------------------
   // Code generation
 
   // Insert the smallest number of nop instructions
   // possible to align the pc offset to a multiple
   // of m. m must be a power of 2 (>= 4).
   void Align(int m);
   // Insert the smallest number of zero bytes possible to align the pc offset
   // to a mulitple of m. m must be a power of 2 (>= 2).
   void DataAlign(int m);
@@ skipping 529 matching lines @@
              RCBit rc = LeaveRC);
   void fabs(const DoubleRegister frt, const DoubleRegister frb,
             RCBit rc = LeaveRC);
   void fmadd(const DoubleRegister frt, const DoubleRegister fra,
              const DoubleRegister frc, const DoubleRegister frb,
              RCBit rc = LeaveRC);
   void fmsub(const DoubleRegister frt, const DoubleRegister fra,
              const DoubleRegister frc, const DoubleRegister frb,
              RCBit rc = LeaveRC);
 
-  // Support for VSX instructions
-
-  void xsadddp(const DoubleRegister frt, const DoubleRegister fra,
-               const DoubleRegister frb);
-  void xssubdp(const DoubleRegister frt, const DoubleRegister fra,
-               const DoubleRegister frb);
-  void xsdivdp(const DoubleRegister frt, const DoubleRegister fra,
-               const DoubleRegister frb);
-  void xsmuldp(const DoubleRegister frt, const DoubleRegister fra,
-               const DoubleRegister frc);
-
   // Pseudo instructions
 
   // Different nop operations are used by the code generator to detect certain
   // states of the generated code.
   enum NopMarkerTypes {
     NON_MARKING_NOP = 0,
     GROUP_ENDING_NOP,
     DEBUG_BREAK_NOP,
     // IC markers.
     PROPERTY_ACCESS_INLINED,
@@ skipping 282 matching lines @@
   inline void CheckTrampolinePoolQuick();
 
   // Instruction generation
   void a_form(Instr instr, DoubleRegister frt, DoubleRegister fra,
               DoubleRegister frb, RCBit r);
   void d_form(Instr instr, Register rt, Register ra, const intptr_t val,
               bool signed_disp);
   void x_form(Instr instr, Register ra, Register rs, Register rb, RCBit r);
   void xo_form(Instr instr, Register rt, Register ra, Register rb, OEBit o,
                RCBit r);
-  void xx3_form(Instr instr, DoubleRegister t, DoubleRegister a,
-                DoubleRegister b);
   void md_form(Instr instr, Register ra, Register rs, int shift, int maskbit,
                RCBit r);
   void mds_form(Instr instr, Register ra, Register rs, Register rb, int maskbit,
                 RCBit r);
 
   // Labels
   void print(Label* L);
   int max_reach_from(int pos);
   void bind_to(Label* L, int pos);
   void next(Label* L);
@@ skipping 54 matching lines @@
 
 
 class EnsureSpace BASE_EMBEDDED {
  public:
   explicit EnsureSpace(Assembler* assembler) { assembler->CheckBuffer(); }
 };
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PPC_ASSEMBLER_PPC_H_