1 /*
  2  * Copyright (c) 2020, 2025, Oracle and/or its affiliates. All rights reserved.
  3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  4  *
  5  * This code is free software; you can redistribute it and/or modify it
  6  * under the terms of the GNU General Public License version 2 only, as
  7  * published by the Free Software Foundation.
  8  *
  9  * This code is distributed in the hope that it will be useful, but WITHOUT
 10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 12  * version 2 for more details (a copy is included in the LICENSE file that
 13  * accompanied this code).
 14  *
 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *
 23  */
 24 
 25 #ifndef CPU_X86_C2_MACROASSEMBLER_X86_HPP
 26 #define CPU_X86_C2_MACROASSEMBLER_X86_HPP
 27 
 28 // C2_MacroAssembler contains high-level macros for C2
 29 
 30 public:
 31   // C2 compiled method's prolog code.
 32   void verified_entry(Compile* C, int sp_inc = 0);
 33 
 34   void entry_barrier();
 35   Assembler::AvxVectorLen vector_length_encoding(int vlen_in_bytes);
 36 
 37   // Code used by cmpFastLock and cmpFastUnlock mach instructions in .ad file.
 38   // See full description in macroAssembler_x86.cpp.
 39   void fast_lock(Register obj, Register box, Register tmp,
 40                  Register scr, Register cx1, Register cx2, Register thread,
 41                  Metadata* method_data);
 42   void fast_unlock(Register obj, Register box, Register tmp);
 43 
 44   void fast_lock_lightweight(Register obj, Register box, Register rax_reg,
 45                              Register t, Register thread);
 46   void fast_unlock_lightweight(Register obj, Register reg_rax, Register t, Register thread);
 47 
 48   void verify_int_in_range(uint idx, const TypeInt* t, Register val);
 49   void verify_long_in_range(uint idx, const TypeLong* t, Register val, Register tmp);
 50 
 51   // Generic instructions support for use in .ad files C2 code generation
 52   void vabsnegd(int opcode, XMMRegister dst, XMMRegister src);
 53   void vabsnegd(int opcode, XMMRegister dst, XMMRegister src, int vector_len);
 54   void vabsnegf(int opcode, XMMRegister dst, XMMRegister src);
 55   void vabsnegf(int opcode, XMMRegister dst, XMMRegister src, int vector_len);
 56 
 57   void pminmax(int opcode, BasicType elem_bt, XMMRegister dst, XMMRegister src,
 58                XMMRegister tmp = xnoreg);
 59   void vpminmax(int opcode, BasicType elem_bt,
 60                 XMMRegister dst, XMMRegister src1, XMMRegister src2,
 61                 int vlen_enc);
 62 
 63   void vpuminmax(int opcode, BasicType elem_bt,
 64                 XMMRegister dst, XMMRegister src1, XMMRegister src2,
 65                 int vlen_enc);
 66 
 67   void vpuminmax(int opcode, BasicType elem_bt,
 68                 XMMRegister dst, XMMRegister src1, Address src2,
 69                 int vlen_enc);
 70 
 71   void vminmax_fp(int opcode, BasicType elem_bt,
 72                   XMMRegister dst, XMMRegister a, XMMRegister b,
 73                   XMMRegister tmp, XMMRegister atmp, XMMRegister btmp,
 74                   int vlen_enc);
 75 
 76   void vpuminmaxq(int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2, XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc);
 77 
 78   void evminmax_fp(int opcode, BasicType elem_bt,
 79                    XMMRegister dst, XMMRegister a, XMMRegister b,
 80                    KRegister ktmp, XMMRegister atmp, XMMRegister btmp,
 81                    int vlen_enc);
 82 
 83   void signum_fp(int opcode, XMMRegister dst, XMMRegister zero, XMMRegister one);
 84 
 85   void vector_compress_expand(int opcode, XMMRegister dst, XMMRegister src, KRegister mask,
 86                               bool merge, BasicType bt, int vec_enc);
 87 
 88   void vector_mask_compress(KRegister dst, KRegister src, Register rtmp1, Register rtmp2, int mask_len);
 89 
 90   void vextendbw(bool sign, XMMRegister dst, XMMRegister src, int vector_len);
 91   void vextendbw(bool sign, XMMRegister dst, XMMRegister src);
 92   void vextendbd(bool sign, XMMRegister dst, XMMRegister src, int vector_len);
 93   void vextendwd(bool sign, XMMRegister dst, XMMRegister src, int vector_len);
 94 
 95   void vshiftd(int opcode, XMMRegister dst, XMMRegister shift);
 96   void vshiftd_imm(int opcode, XMMRegister dst, int shift);
 97   void vshiftd(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
 98   void vshiftd_imm(int opcode, XMMRegister dst, XMMRegister nds, int shift, int vector_len);
 99   void vshiftw(int opcode, XMMRegister dst, XMMRegister shift);
100   void vshiftw(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
101   void vshiftq(int opcode, XMMRegister dst, XMMRegister shift);
102   void vshiftq_imm(int opcode, XMMRegister dst, int shift);
103   void vshiftq(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
104   void vshiftq_imm(int opcode, XMMRegister dst, XMMRegister nds, int shift, int vector_len);
105 
106   void vprotate_imm(int opcode, BasicType etype, XMMRegister dst, XMMRegister src, int shift, int vector_len);
107   void vprotate_var(int opcode, BasicType etype, XMMRegister dst, XMMRegister src, XMMRegister shift, int vector_len);
108 
109   void varshiftd(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
110   void varshiftw(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
111   void varshiftq(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc, XMMRegister vtmp = xnoreg);
112   void varshiftbw(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vector_len, XMMRegister vtmp);
113   void evarshiftb(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vector_len, XMMRegister vtmp);
114 
115   void insert(BasicType typ, XMMRegister dst, Register val, int idx);
116   void vinsert(BasicType typ, XMMRegister dst, XMMRegister src, Register val, int idx);
117   void vgather(BasicType typ, XMMRegister dst, Register base, XMMRegister idx, XMMRegister mask, int vector_len);
118   void evgather(BasicType typ, XMMRegister dst, KRegister mask, Register base, XMMRegister idx, int vector_len);
119   void evscatter(BasicType typ, Register base, XMMRegister idx, KRegister mask, XMMRegister src, int vector_len);
120 
121   void evmovdqu(BasicType type, KRegister kmask, XMMRegister dst, Address src, bool merge, int vector_len);
122   void evmovdqu(BasicType type, KRegister kmask, Address dst, XMMRegister src, bool merge, int vector_len);
123   void evmovdqu(BasicType type, KRegister kmask, XMMRegister dst, XMMRegister src, bool merge, int vector_len);
124 
125   // extract
126   void extract(BasicType typ, Register dst, XMMRegister src, int idx);
127   XMMRegister get_lane(BasicType typ, XMMRegister dst, XMMRegister src, int elemindex);
128   void get_elem(BasicType typ, Register dst, XMMRegister src, int elemindex);
129   void get_elem(BasicType typ, XMMRegister dst, XMMRegister src, int elemindex, XMMRegister vtmp = xnoreg);
130   void movsxl(BasicType typ, Register dst);
131 
132   // vector test
133   void vectortest(BasicType bt, XMMRegister src1, XMMRegister src2, XMMRegister vtmp, int vlen_in_bytes);
134 
135  // Covert B2X
136  void vconvert_b2x(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, int vlen_enc);
137  void vpbroadcast(BasicType elem_bt, XMMRegister dst, Register src, int vlen_enc);
138 
139   // blend
140   void evpcmp(BasicType typ, KRegister kdmask, KRegister ksmask, XMMRegister src1, XMMRegister    src2, int comparison, int vector_len);
141   void evpcmp(BasicType typ, KRegister kdmask, KRegister ksmask, XMMRegister src1, AddressLiteral src2, int comparison, int vector_len, Register rscratch = noreg);
142   void evpblend(BasicType typ, XMMRegister dst, KRegister kmask, XMMRegister src1, XMMRegister src2, bool merge, int vector_len);
143 
144   void load_vector(BasicType bt, XMMRegister dst, Address        src, int vlen_in_bytes);
145   void load_vector(BasicType bt, XMMRegister dst, AddressLiteral src, int vlen_in_bytes, Register rscratch = noreg);
146 
147   void load_vector_mask(XMMRegister dst, XMMRegister src, int vlen_in_bytes, BasicType elem_bt, bool is_legacy);
148   void load_vector_mask(KRegister   dst, XMMRegister src, XMMRegister xtmp, bool novlbwdq, int vlen_enc);
149 
150   void load_constant_vector(BasicType bt, XMMRegister dst, InternalAddress src, int vlen);
151   void load_iota_indices(XMMRegister dst, int vlen_in_bytes, BasicType bt);
152 
153   // Reductions for vectors of bytes, shorts, ints, longs, floats, and doubles.
154 
155   // dst = src1  reduce(op, src2) using vtmp as temps
156   void reduceI(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
157   void reduceL(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
158   void genmask(KRegister dst, Register len, Register temp);
159 
160   // dst = reduce(op, src2) using vtmp as temps
161   void reduce_fp(int opcode, int vlen,
162                  XMMRegister dst, XMMRegister src,
163                  XMMRegister vtmp1, XMMRegister vtmp2 = xnoreg);
164   void unordered_reduce_fp(int opcode, int vlen,
165                            XMMRegister dst, XMMRegister src,
166                            XMMRegister vtmp1 = xnoreg, XMMRegister vtmp2 = xnoreg);
167   void reduceB(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
168   void mulreduceB(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
169   void reduceS(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
170   void reduceFloatMinMax(int opcode, int vlen, bool is_dst_valid,
171                          XMMRegister dst, XMMRegister src,
172                          XMMRegister tmp, XMMRegister atmp, XMMRegister btmp, XMMRegister xmm_0, XMMRegister xmm_1 = xnoreg);
173   void reduceDoubleMinMax(int opcode, int vlen, bool is_dst_valid,
174                           XMMRegister dst, XMMRegister src,
175                           XMMRegister tmp, XMMRegister atmp, XMMRegister btmp, XMMRegister xmm_0, XMMRegister xmm_1 = xnoreg);
176  private:
177   void reduceF(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
178   void reduceD(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
179   void unorderedReduceF(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
180   void unorderedReduceD(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
181 
182   // Int Reduction
183   void reduce2I (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
184   void reduce4I (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
185   void reduce8I (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
186   void reduce16I(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
187 
188   // Byte Reduction
189   void reduce8B (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
190   void reduce16B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
191   void reduce32B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
192   void reduce64B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
193   void mulreduce8B (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
194   void mulreduce16B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
195   void mulreduce32B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
196   void mulreduce64B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
197 
198   // Short Reduction
199   void reduce4S (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
200   void reduce8S (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
201   void reduce16S(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
202   void reduce32S(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
203 
204   // Long Reduction
205   void reduce2L(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
206   void reduce4L(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
207   void reduce8L(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
208 
209   // Float Reduction
210   void reduce2F (int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
211   void reduce4F (int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
212   void reduce8F (int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
213   void reduce16F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
214 
215   // Unordered Float Reduction
216   void unorderedReduce2F(int opcode, XMMRegister dst, XMMRegister src);
217   void unorderedReduce4F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
218   void unorderedReduce8F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
219   void unorderedReduce16F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
220 
221   // Double Reduction
222   void reduce2D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
223   void reduce4D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
224   void reduce8D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
225 
226   // Unordered Double Reduction
227   void unorderedReduce2D(int opcode, XMMRegister dst, XMMRegister src);
228   void unorderedReduce4D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
229   void unorderedReduce8D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
230 
231   // Base reduction instruction
232   void reduce_operation_128(BasicType typ, int opcode, XMMRegister dst, XMMRegister src);
233   void reduce_operation_256(BasicType typ, int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2);
234   void unordered_reduce_operation_128(BasicType typ, int opcode, XMMRegister dst, XMMRegister src);
235   void unordered_reduce_operation_256(BasicType typ, int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2);
236 
237  public:
238   void vector_mask_operation_helper(int opc, Register dst, Register tmp, int masklen);
239 
240   void vector_mask_operation(int opc, Register dst, KRegister mask, Register tmp, int masklen, int masksize, int vec_enc);
241 
242   void vector_mask_operation(int opc, Register dst, XMMRegister mask, XMMRegister xtmp,
243                              Register tmp, int masklen, BasicType bt, int vec_enc);
244   void vector_long_to_maskvec(XMMRegister dst, Register src, Register rtmp1,
245                               Register rtmp2, XMMRegister xtmp, int mask_len, int vec_enc);
246 
247   void vector_maskall_operation(KRegister dst, Register src, int mask_len);
248 
249   void string_indexof_char(Register str1, Register cnt1, Register ch, Register result,
250                            XMMRegister vec1, XMMRegister vec2, XMMRegister vec3, Register tmp);
251 
252   void stringL_indexof_char(Register str1, Register cnt1, Register ch, Register result,
253                            XMMRegister vec1, XMMRegister vec2, XMMRegister vec3, Register tmp);
254 
255   // IndexOf strings.
256   // Small strings are loaded through stack if they cross page boundary.
257   void string_indexof(Register str1, Register str2,
258                       Register cnt1, Register cnt2,
259                       int int_cnt2,  Register result,
260                       XMMRegister vec, Register tmp,
261                       int ae);
262 
263   // IndexOf for constant substrings with size >= 8 elements
264   // which don't need to be loaded through stack.
265   void string_indexofC8(Register str1, Register str2,
266                       Register cnt1, Register cnt2,
267                       int int_cnt2,  Register result,
268                       XMMRegister vec, Register tmp,
269                       int ae);
270 
271     // Smallest code: we don't need to load through stack,
272     // check string tail.
273 
274   // helper function for string_compare
275   void load_next_elements(Register elem1, Register elem2, Register str1, Register str2,
276                           Address::ScaleFactor scale, Address::ScaleFactor scale1,
277                           Address::ScaleFactor scale2, Register index, int ae);
278   // Compare strings.
279   void string_compare(Register str1, Register str2,
280                       Register cnt1, Register cnt2, Register result,
281                       XMMRegister vec1, int ae, KRegister mask = knoreg);
282 
283   // Search for Non-ASCII character (Negative byte value) in a byte array,
284   // return index of the first such character, otherwise len.
285   void count_positives(Register ary1, Register len,
286                        Register result, Register tmp1,
287                        XMMRegister vec1, XMMRegister vec2, KRegister mask1 = knoreg, KRegister mask2 = knoreg);
288 
289   // Compare char[] or byte[] arrays.
290   void arrays_equals(bool is_array_equ, Register ary1, Register ary2, Register limit,
291                      Register result, Register chr, XMMRegister vec1, XMMRegister vec2,
292                      bool is_char, KRegister mask = knoreg, bool expand_ary2 = false);
293 
294   void arrays_hashcode(Register str1, Register cnt1, Register result,
295                        Register tmp1, Register tmp2, Register tmp3, XMMRegister vnext,
296                        XMMRegister vcoef0, XMMRegister vcoef1, XMMRegister vcoef2, XMMRegister vcoef3,
297                        XMMRegister vresult0, XMMRegister vresult1, XMMRegister vresult2, XMMRegister vresult3,
298                        XMMRegister vtmp0, XMMRegister vtmp1, XMMRegister vtmp2, XMMRegister vtmp3,
299                        BasicType eltype);
300 
301   // helper functions for arrays_hashcode
302   int arrays_hashcode_elsize(BasicType eltype);
303   void arrays_hashcode_elload(Register dst, Address src, BasicType eltype);
304   void arrays_hashcode_elvload(XMMRegister dst, Address src, BasicType eltype);
305   void arrays_hashcode_elvload(XMMRegister dst, AddressLiteral src, BasicType eltype);
306   void arrays_hashcode_elvcast(XMMRegister dst, BasicType eltype);
307 
308   void convertF2I(BasicType dst_bt, BasicType src_bt, Register dst, XMMRegister src);
309 
310   void evmasked_op(int ideal_opc, BasicType eType, KRegister mask,
311                    XMMRegister dst, XMMRegister src1, XMMRegister src2,
312                    bool merge, int vlen_enc, bool is_varshift = false);
313 
314   void evmasked_op(int ideal_opc, BasicType eType, KRegister mask,
315                    XMMRegister dst, XMMRegister src1, Address src2,
316                    bool merge, int vlen_enc);
317 
318   void evmasked_op(int ideal_opc, BasicType eType, KRegister mask, XMMRegister dst,
319                    XMMRegister src1, int imm8, bool merge, int vlen_enc);
320 
321   void masked_op(int ideal_opc, int mask_len, KRegister dst,
322                  KRegister src1, KRegister src2);
323 
324   void vector_unsigned_cast(XMMRegister dst, XMMRegister src, int vlen_enc,
325                             BasicType from_elem_bt, BasicType to_elem_bt);
326 
327   void vector_signed_cast(XMMRegister dst, XMMRegister src, int vlen_enc,
328                           BasicType from_elem_bt, BasicType to_elem_bt);
329 
330   void vector_cast_int_to_subword(BasicType to_elem_bt, XMMRegister dst, XMMRegister zero,
331                                   XMMRegister xtmp, Register rscratch, int vec_enc);
332 
333   void vector_castF2X_avx(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
334                           XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4,
335                           AddressLiteral float_sign_flip, Register rscratch, int vec_enc);
336 
337   void vector_castF2X_evex(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
338                            XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2, AddressLiteral float_sign_flip,
339                            Register rscratch, int vec_enc);
340 
341   void vector_castF2L_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
342                            KRegister ktmp1, KRegister ktmp2, AddressLiteral double_sign_flip,
343                            Register rscratch, int vec_enc);
344 
345   void vector_castD2X_evex(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
346                            XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2, AddressLiteral sign_flip,
347                            Register rscratch, int vec_enc);
348 
349   void vector_castD2X_avx(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
350                           XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4, XMMRegister xtmp5,
351                           AddressLiteral float_sign_flip, Register rscratch, int vec_enc);
352 
353 
354   void vector_cast_double_to_int_special_cases_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
355                                                    XMMRegister xtmp3, XMMRegister xtmp4, XMMRegister xtmp5, Register rscratch,
356                                                    AddressLiteral float_sign_flip, int vec_enc);
357 
358   void vector_cast_double_to_int_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
359                                                     KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral float_sign_flip,
360                                                     int vec_enc);
361 
362   void vector_cast_double_to_long_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
363                                                      KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral double_sign_flip,
364                                                      int vec_enc);
365 
366   void vector_cast_float_to_int_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
367                                                    KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral float_sign_flip,
368                                                    int vec_enc);
369 
370   void vector_cast_float_to_long_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
371                                                     KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral double_sign_flip,
372                                                     int vec_enc);
373 
374   void vector_cast_float_to_int_special_cases_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3,
375                                                   XMMRegister xtmp4, Register rscratch, AddressLiteral float_sign_flip,
376                                                   int vec_enc);
377 
378   void vector_crosslane_doubleword_pack_avx(XMMRegister dst, XMMRegister src, XMMRegister zero,
379                                             XMMRegister xtmp, int index, int vec_enc);
380 
381   void vector_mask_cast(XMMRegister dst, XMMRegister src, BasicType dst_bt, BasicType src_bt, int vlen);
382 
383   void vector_round_double_evex(XMMRegister dst, XMMRegister src, AddressLiteral double_sign_flip, AddressLiteral new_mxcsr, int vec_enc,
384                                 Register tmp, XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2);
385 
386   void vector_round_float_evex(XMMRegister dst, XMMRegister src, AddressLiteral double_sign_flip, AddressLiteral new_mxcsr, int vec_enc,
387                                Register tmp, XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2);
388 
389   void vector_round_float_avx(XMMRegister dst, XMMRegister src, AddressLiteral float_sign_flip, AddressLiteral new_mxcsr, int vec_enc,
390                               Register tmp, XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4);
391 
392   void vector_compress_expand_avx2(int opcode, XMMRegister dst, XMMRegister src, XMMRegister mask,
393                                    Register rtmp, Register rscratch, XMMRegister permv, XMMRegister xtmp,
394                                    BasicType bt, int vec_enc);
395 
396   void udivI(Register rax, Register divisor, Register rdx);
397   void umodI(Register rax, Register divisor, Register rdx);
398   void udivmodI(Register rax, Register divisor, Register rdx, Register tmp);
399 
400   void reverseI(Register dst, Register src, XMMRegister xtmp1,
401                 XMMRegister xtmp2, Register rtmp);
402   void reverseL(Register dst, Register src, XMMRegister xtmp1,
403                 XMMRegister xtmp2, Register rtmp1, Register rtmp2);
404   void udivL(Register rax, Register divisor, Register rdx);
405   void umodL(Register rax, Register divisor, Register rdx);
406   void udivmodL(Register rax, Register divisor, Register rdx, Register tmp);
407 
408   void evpternlog(XMMRegister dst, int func, KRegister mask, XMMRegister src2, XMMRegister src3,
409                   bool merge, BasicType bt, int vlen_enc);
410 
411   void evpternlog(XMMRegister dst, int func, KRegister mask, XMMRegister src2, Address src3,
412                   bool merge, BasicType bt, int vlen_enc);
413 
414   void vector_reverse_bit(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
415                           XMMRegister xtmp2, Register rtmp, int vec_enc);
416 
417   void vector_reverse_bit_gfni(BasicType bt, XMMRegister dst, XMMRegister src, AddressLiteral mask, int vec_enc,
418                                XMMRegister xtmp, Register rscratch = noreg);
419 
420   void vector_reverse_byte(BasicType bt, XMMRegister dst, XMMRegister src, int vec_enc);
421 
422   void vector_popcount_int(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
423                            XMMRegister xtmp2, Register rtmp, int vec_enc);
424 
425   void vector_popcount_long(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
426                             XMMRegister xtmp2, Register rtmp, int vec_enc);
427 
428   void vector_popcount_short(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
429                              XMMRegister xtmp2, Register rtmp, int vec_enc);
430 
431   void vector_popcount_byte(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
432                             XMMRegister xtmp2, Register rtmp, int vec_enc);
433 
434   void vector_popcount_integral(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
435                                 XMMRegister xtmp2, Register rtmp, int vec_enc);
436 
437   void vector_popcount_integral_evex(BasicType bt, XMMRegister dst, XMMRegister src,
438                                      KRegister mask, bool merge, int vec_enc);
439 
440   void vbroadcast(BasicType bt, XMMRegister dst, int imm32, Register rtmp, int vec_enc);
441 
442   void vector_reverse_byte64(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
443                              XMMRegister xtmp2, Register rtmp, int vec_enc);
444 
445   void vector_count_leading_zeros_evex(BasicType bt, XMMRegister dst, XMMRegister src,
446                                        XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3,
447                                        KRegister ktmp, Register rtmp, bool merge, int vec_enc);
448 
449   void vector_count_leading_zeros_byte_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
450                                            XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
451 
452   void vector_count_leading_zeros_short_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
453                                             XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
454 
455   void vector_count_leading_zeros_int_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
456                                           XMMRegister xtmp2, XMMRegister xtmp3, int vec_enc);
457 
458   void vector_count_leading_zeros_long_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
459                                            XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
460 
461   void vector_count_leading_zeros_avx(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
462                                       XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
463 
464   void vpadd(BasicType bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vec_enc);
465 
466   void vpsub(BasicType bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vec_enc);
467 
468   void vector_count_trailing_zeros_evex(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
469                                         XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4, KRegister ktmp,
470                                         Register rtmp, int vec_enc);
471 
472   void vector_swap_nbits(int nbits, int bitmask, XMMRegister dst, XMMRegister src,
473                          XMMRegister xtmp1, Register rtmp, int vec_enc);
474 
475   void vector_count_trailing_zeros_avx(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
476                                        XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
477 
478   void vector_signum_avx(int opcode, XMMRegister dst, XMMRegister src, XMMRegister zero, XMMRegister one,
479                          XMMRegister xtmp1, int vec_enc);
480 
481   void vector_signum_evex(int opcode, XMMRegister dst, XMMRegister src, XMMRegister zero, XMMRegister one,
482                           KRegister ktmp1, int vec_enc);
483 
484   void vmovmask(BasicType elem_bt, XMMRegister dst, Address src, XMMRegister mask, int vec_enc);
485 
486   void vmovmask(BasicType elem_bt, Address dst, XMMRegister src, XMMRegister mask, int vec_enc);
487 
488   void rearrange_bytes(XMMRegister dst, XMMRegister shuffle, XMMRegister src, XMMRegister xtmp1,
489                        XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, KRegister ktmp, int vlen_enc);
490 
491   void vector_rearrange_int_float(BasicType bt, XMMRegister dst, XMMRegister shuffle,
492                                   XMMRegister src, int vlen_enc);
493 
494   void efp16sh(int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2);
495 
496   void vgather_subword(BasicType elem_ty, XMMRegister dst,  Register base, Register idx_base, Register offset,
497                        Register mask, XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp,
498                        Register midx, Register length, int vector_len, int vlen_enc);
499 
500   void vgather8b_masked_offset(BasicType elem_bt, XMMRegister dst, Register base, Register idx_base,
501                                Register offset, Register mask, Register midx, Register rtmp, int vlen_enc);
502 
503   void vgather8b_offset(BasicType elem_bt, XMMRegister dst, Register base, Register idx_base,
504                               Register offset, Register rtmp, int vlen_enc);
505 
506   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, bool is_unsigned, int vlen_enc);
507 
508   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, Address src2, bool is_unsigned, int vlen_enc);
509 
510   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
511 
512   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, Address src2, int vlen_enc);
513 
514   void vector_saturating_unsigned_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
515 
516   void vector_saturating_unsigned_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, Address src2, int vlen_enc);
517 
518   void vector_sub_dq_saturating_unsigned_evex(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, KRegister ktmp, int vlen_enc);
519 
520   void vector_sub_dq_saturating_unsigned_avx(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
521                                              XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc);
522 
523   void vector_add_dq_saturating_unsigned_evex(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
524                                               XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp, int vlen_enc);
525 
526   void vector_add_dq_saturating_unsigned_avx(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
527                                              XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, int vlen_enc);
528 
529   void vector_addsub_dq_saturating_avx(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
530                                        XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4, int vlen_enc);
531 
532   void vector_addsub_dq_saturating_evex(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
533                                         XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2, int vlen_enc);
534 
535   void evpmovd2m_emu(KRegister ktmp, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc, bool xtmp2_hold_M1 = false);
536 
537   void evpmovq2m_emu(KRegister ktmp, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc, bool xtmp2_hold_M1 = false);
538 
539   void vpsign_extend_dq(BasicType etype, XMMRegister dst, XMMRegister src, int vlen_enc);
540 
541   void vpgenmin_value(BasicType etype, XMMRegister dst, XMMRegister allones, int vlen_enc, bool compute_allones = false);
542 
543   void vpgenmax_value(BasicType etype, XMMRegister dst, XMMRegister allones, int vlen_enc, bool compute_allones = false);
544 
545   void evpcmpu(BasicType etype, KRegister kmask,  XMMRegister src1, XMMRegister src2, Assembler::ComparisonPredicate cond, int vlen_enc);
546 
547   void vpcmpgt(BasicType etype, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
548 
549   void evpmov_vec_to_mask(BasicType etype, KRegister ktmp, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
550                           int vlen_enc, bool xtmp2_hold_M1 = false);
551 
552   void evmasked_saturating_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, XMMRegister src2,
553                               bool is_unsigned, bool merge, int vlen_enc);
554 
555   void evmasked_saturating_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, Address src2,
556                               bool is_unsigned, bool merge, int vlen_enc);
557 
558   void evmasked_saturating_signed_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, XMMRegister src2,
559                               bool merge, int vlen_enc);
560 
561   void evmasked_saturating_signed_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, Address src2,
562                               bool merge, int vlen_enc);
563 
564   void evmasked_saturating_unsigned_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1,
565                                        XMMRegister src2, bool merge, int vlen_enc);
566 
567   void evmasked_saturating_unsigned_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1,
568                                        Address src2, bool merge, int vlen_enc);
569 
570   void select_from_two_vectors_evex(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
571 
572   void evfp16ph(int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
573 
574   void evfp16ph(int opcode, XMMRegister dst, XMMRegister src1, Address src2, int vlen_enc);
575 
576   void vector_max_min_fp16(int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2,
577                           KRegister ktmp, XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc);
578 
579   void scalar_max_min_fp16(int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2,
580                           KRegister ktmp, XMMRegister xtmp1, XMMRegister xtmp2);
581 
582   void reconstruct_frame_pointer(Register rtmp);
583 
584 #endif // CPU_X86_C2_MACROASSEMBLER_X86_HPP