PPC: Implement VSX instructions

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 1086 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_