src/cpu/ppc/vm/macroAssembler_ppc.hpp

rev 10106 : 8149655: PPC64: Implement CompactString intrinsics
Reviewed-by:

*** 1,8 ****
  /*
!  * Copyright (c) 2002, 2015, Oracle and/or its affiliates. All rights reserved.
!  * Copyright (c) 2012, 2015 SAP SE. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,8 ----
  /*
!  * Copyright (c) 2002, 2016, Oracle and/or its affiliates. All rights reserved.
!  * Copyright (c) 2012, 2016 SAP SE. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 677,686 ****
--- 677,719 ----
             is_trap_range_check_g(x) || is_trap_range_check_ge(x);
    }
  
    void clear_memory_doubleword(Register base_ptr, Register cnt_dwords, Register tmp = R0);
  
+ #ifdef COMPILER2
+   // Intrinsics for CompactStrings
+   // Compress char[] to byte[] by compressing 16 bytes at once.
+   void string_compress_16(Register src, Register dst, Register cnt,
+                           Register tmp1, Register tmp2, Register tmp3, Register tmp4, Register tmp5,
+                           Label& Lfailure);
+ 
+   // Compress char[] to byte[]. cnt must be positive int.
+   void string_compress(Register src, Register dst, Register cnt, Register tmp, Label& Lfailure);
+ 
+   // Inflate byte[] to char[] by inflating 16 bytes at once.
+   void string_inflate_16(Register src, Register dst, Register cnt,
+                          Register tmp1, Register tmp2, Register tmp3, Register tmp4, Register tmp5);
+ 
+   // Inflate byte[] to char[]. cnt must be positive int.
+   void string_inflate(Register src, Register dst, Register cnt, Register tmp);
+ 
+   void string_compare(Register str1, Register str2, Register cnt1, Register cnt2,
+                       Register tmp1, Register result, int ae);
+ 
+   void array_equals(bool is_array_equ, Register ary1, Register ary2,
+                     Register limit, Register tmp1, Register result, bool is_byte);
+ 
+   void string_indexof(Register result, Register haystack, Register haycnt,
+                       Register needle, ciTypeArray* needle_values, Register needlecnt, int needlecntval,
+                       Register tmp1, Register tmp2, Register tmp3, Register tmp4, int ae);
+ 
+   void string_indexof_char(Register result, Register haystack, Register haycnt,
+                            Register needle, jchar needleChar, Register tmp1, Register tmp2, bool is_byte);
+ 
+   void has_negatives(Register src, Register cnt, Register result, Register tmp1, Register tmp2);
+ 
+   // Intrinsics for non-CompactStrings
    // Needle of length 1.
    void string_indexof_1(Register result, Register haystack, Register haycnt,
                          Register needle, jchar needleChar,
                          Register tmp1, Register tmp2);
    // General indexof, eventually with constant needle length.
*** 692,701 ****
--- 725,735 ----
    void char_arrays_equals(Register str1_reg, Register str2_reg, Register cnt_reg, Register result_reg,
                            Register tmp1_reg, Register tmp2_reg, Register tmp3_reg, Register tmp4_reg,
                            Register tmp5_reg);
    void char_arrays_equalsImm(Register str1_reg, Register str2_reg, int cntval, Register result_reg,
                               Register tmp1_reg, Register tmp2_reg);
+ #endif
  
    // Emitters for BigInteger.multiplyToLen intrinsic.
    inline void multiply64(Register dest_hi, Register dest_lo,
                           Register x, Register y);
    void add2_with_carry(Register dest_hi, Register dest_lo,