src/cpu/x86/vm/assembler_x86.cpp

*** 2313,2323 ****
    emit_byte(0x18);
    emit_operand(rax, src); // 0, src
  }
  
  void Assembler::prefetchr(Address src) {
!   NOT_LP64(assert(VM_Version::supports_3dnow_prefetch(), "must support"));
    InstructionMark im(this);
    prefetch_prefix(src);
    emit_byte(0x0D);
    emit_operand(rax, src); // 0, src
  }
--- 2313,2323 ----
    emit_byte(0x18);
    emit_operand(rax, src); // 0, src
  }
  
  void Assembler::prefetchr(Address src) {
!   assert(VM_Version::supports_3dnow_prefetch(), "must support");
    InstructionMark im(this);
    prefetch_prefix(src);
    emit_byte(0x0D);
    emit_operand(rax, src); // 0, src
  }
*** 2345,2355 ****
    emit_byte(0x18);
    emit_operand(rbx, src); // 3, src
  }
  
  void Assembler::prefetchw(Address src) {
!   NOT_LP64(assert(VM_Version::supports_3dnow_prefetch(), "must support"));
    InstructionMark im(this);
    prefetch_prefix(src);
    emit_byte(0x0D);
    emit_operand(rcx, src); // 1, src
  }
--- 2345,2355 ----
    emit_byte(0x18);
    emit_operand(rbx, src); // 3, src
  }
  
  void Assembler::prefetchw(Address src) {
!   assert(VM_Version::supports_3dnow_prefetch(), "must support");
    InstructionMark im(this);
    prefetch_prefix(src);
    emit_byte(0x0D);
    emit_operand(rcx, src); // 1, src
  }