1 /*
  2  * Copyright (c) 2020, 2024, 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
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 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   // Generic instructions support for use in .ad files C2 code generation
 49   void vabsnegd(int opcode, XMMRegister dst, XMMRegister src);
 50   void vabsnegd(int opcode, XMMRegister dst, XMMRegister src, int vector_len);
 51   void vabsnegf(int opcode, XMMRegister dst, XMMRegister src);
 52   void vabsnegf(int opcode, XMMRegister dst, XMMRegister src, int vector_len);
 53 
 54   void pminmax(int opcode, BasicType elem_bt, XMMRegister dst, XMMRegister src,
 55                XMMRegister tmp = xnoreg);
 56   void vpminmax(int opcode, BasicType elem_bt,
 57                 XMMRegister dst, XMMRegister src1, XMMRegister src2,
 58                 int vlen_enc);
 59 
 60   void vpuminmax(int opcode, BasicType elem_bt,
 61                 XMMRegister dst, XMMRegister src1, XMMRegister src2,
 62                 int vlen_enc);
 63 
 64   void vpuminmax(int opcode, BasicType elem_bt,
 65                 XMMRegister dst, XMMRegister src1, Address src2,
 66                 int vlen_enc);
 67 
 68   void vminmax_fp(int opcode, BasicType elem_bt,
 69                   XMMRegister dst, XMMRegister a, XMMRegister b,
 70                   XMMRegister tmp, XMMRegister atmp, XMMRegister btmp,
 71                   int vlen_enc);
 72 
 73   void vpuminmaxq(int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2, XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc);
 74 
 75   void evminmax_fp(int opcode, BasicType elem_bt,
 76                    XMMRegister dst, XMMRegister a, XMMRegister b,
 77                    KRegister ktmp, XMMRegister atmp, XMMRegister btmp,
 78                    int vlen_enc);
 79 
 80   void signum_fp(int opcode, XMMRegister dst, XMMRegister zero, XMMRegister one);
 81 
 82   void vector_compress_expand(int opcode, XMMRegister dst, XMMRegister src, KRegister mask,
 83                               bool merge, BasicType bt, int vec_enc);
 84 
 85   void vector_mask_compress(KRegister dst, KRegister src, Register rtmp1, Register rtmp2, int mask_len);
 86 
 87   void vextendbw(bool sign, XMMRegister dst, XMMRegister src, int vector_len);
 88   void vextendbw(bool sign, XMMRegister dst, XMMRegister src);
 89   void vextendbd(bool sign, XMMRegister dst, XMMRegister src, int vector_len);
 90   void vextendwd(bool sign, XMMRegister dst, XMMRegister src, int vector_len);
 91 
 92   void vshiftd(int opcode, XMMRegister dst, XMMRegister shift);
 93   void vshiftd_imm(int opcode, XMMRegister dst, int shift);
 94   void vshiftd(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
 95   void vshiftd_imm(int opcode, XMMRegister dst, XMMRegister nds, int shift, int vector_len);
 96   void vshiftw(int opcode, XMMRegister dst, XMMRegister shift);
 97   void vshiftw(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
 98   void vshiftq(int opcode, XMMRegister dst, XMMRegister shift);
 99   void vshiftq_imm(int opcode, XMMRegister dst, int shift);
100   void vshiftq(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
101   void vshiftq_imm(int opcode, XMMRegister dst, XMMRegister nds, int shift, int vector_len);
102 
103   void vprotate_imm(int opcode, BasicType etype, XMMRegister dst, XMMRegister src, int shift, int vector_len);
104   void vprotate_var(int opcode, BasicType etype, XMMRegister dst, XMMRegister src, XMMRegister shift, int vector_len);
105 
106   void varshiftd(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
107   void varshiftw(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc);
108   void varshiftq(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vlen_enc, XMMRegister vtmp = xnoreg);
109   void varshiftbw(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vector_len, XMMRegister vtmp);
110   void evarshiftb(int opcode, XMMRegister dst, XMMRegister src, XMMRegister shift, int vector_len, XMMRegister vtmp);
111 
112   void insert(BasicType typ, XMMRegister dst, Register val, int idx);
113   void vinsert(BasicType typ, XMMRegister dst, XMMRegister src, Register val, int idx);
114   void vgather(BasicType typ, XMMRegister dst, Register base, XMMRegister idx, XMMRegister mask, int vector_len);
115   void evgather(BasicType typ, XMMRegister dst, KRegister mask, Register base, XMMRegister idx, int vector_len);
116   void evscatter(BasicType typ, Register base, XMMRegister idx, KRegister mask, XMMRegister src, int vector_len);
117 
118   void evmovdqu(BasicType type, KRegister kmask, XMMRegister dst, Address src, bool merge, int vector_len);
119   void evmovdqu(BasicType type, KRegister kmask, Address dst, XMMRegister src, bool merge, int vector_len);
120   void evmovdqu(BasicType type, KRegister kmask, XMMRegister dst, XMMRegister src, bool merge, int vector_len);
121 
122   // extract
123   void extract(BasicType typ, Register dst, XMMRegister src, int idx);
124   XMMRegister get_lane(BasicType typ, XMMRegister dst, XMMRegister src, int elemindex);
125   void get_elem(BasicType typ, Register dst, XMMRegister src, int elemindex);
126   void get_elem(BasicType typ, XMMRegister dst, XMMRegister src, int elemindex, XMMRegister vtmp = xnoreg);
127   void movsxl(BasicType typ, Register dst);
128 
129   // vector test
130   void vectortest(BasicType bt, XMMRegister src1, XMMRegister src2, XMMRegister vtmp, int vlen_in_bytes);
131 
132  // Covert B2X
133  void vconvert_b2x(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, int vlen_enc);
134 #ifdef _LP64
135  void vpbroadcast(BasicType elem_bt, XMMRegister dst, Register src, int vlen_enc);
136 #endif
137 
138   // blend
139   void evpcmp(BasicType typ, KRegister kdmask, KRegister ksmask, XMMRegister src1, XMMRegister    src2, int comparison, int vector_len);
140   void evpcmp(BasicType typ, KRegister kdmask, KRegister ksmask, XMMRegister src1, AddressLiteral src2, int comparison, int vector_len, Register rscratch = noreg);
141   void evpblend(BasicType typ, XMMRegister dst, KRegister kmask, XMMRegister src1, XMMRegister src2, bool merge, int vector_len);
142 
143   void load_vector(XMMRegister dst, Address        src, int vlen_in_bytes);
144   void load_vector(XMMRegister dst, AddressLiteral src, int vlen_in_bytes, Register rscratch = noreg);
145 
146   void load_vector_mask(XMMRegister dst, XMMRegister src, int vlen_in_bytes, BasicType elem_bt, bool is_legacy);
147   void load_vector_mask(KRegister   dst, XMMRegister src, XMMRegister xtmp, bool novlbwdq, int vlen_enc);
148 
149   void load_constant_vector(BasicType bt, XMMRegister dst, InternalAddress src, int vlen);
150   void load_iota_indices(XMMRegister dst, int vlen_in_bytes, BasicType bt);
151 
152   // Reductions for vectors of bytes, shorts, ints, longs, floats, and doubles.
153 
154   // dst = src1  reduce(op, src2) using vtmp as temps
155   void reduceI(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
156 #ifdef _LP64
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 #endif // _LP64
160 
161   // dst = reduce(op, src2) using vtmp as temps
162   void reduce_fp(int opcode, int vlen,
163                  XMMRegister dst, XMMRegister src,
164                  XMMRegister vtmp1, XMMRegister vtmp2 = xnoreg);
165   void unordered_reduce_fp(int opcode, int vlen,
166                            XMMRegister dst, XMMRegister src,
167                            XMMRegister vtmp1 = xnoreg, XMMRegister vtmp2 = xnoreg);
168   void reduceB(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
169   void mulreduceB(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
170   void reduceS(int opcode, int vlen, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
171   void reduceFloatMinMax(int opcode, int vlen, bool is_dst_valid,
172                          XMMRegister dst, XMMRegister src,
173                          XMMRegister tmp, XMMRegister atmp, XMMRegister btmp, XMMRegister xmm_0, XMMRegister xmm_1 = xnoreg);
174   void reduceDoubleMinMax(int opcode, int vlen, bool is_dst_valid,
175                           XMMRegister dst, XMMRegister src,
176                           XMMRegister tmp, XMMRegister atmp, XMMRegister btmp, XMMRegister xmm_0, XMMRegister xmm_1 = xnoreg);
177  private:
178   void reduceF(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
179   void reduceD(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
180   void unorderedReduceF(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
181   void unorderedReduceD(int opcode, int vlen, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
182 
183   // Int Reduction
184   void reduce2I (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
185   void reduce4I (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
186   void reduce8I (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
187   void reduce16I(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
188 
189   // Byte Reduction
190   void reduce8B (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
191   void reduce16B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
192   void reduce32B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
193   void reduce64B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
194   void mulreduce8B (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
195   void mulreduce16B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
196   void mulreduce32B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
197   void mulreduce64B(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
198 
199   // Short Reduction
200   void reduce4S (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
201   void reduce8S (int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
202   void reduce16S(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
203   void reduce32S(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
204 
205   // Long Reduction
206 #ifdef _LP64
207   void reduce2L(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
208   void reduce4L(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
209   void reduce8L(int opcode, Register dst, Register src1, XMMRegister src2, XMMRegister vtmp1, XMMRegister vtmp2);
210 #endif // _LP64
211 
212   // Float Reduction
213   void reduce2F (int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
214   void reduce4F (int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
215   void reduce8F (int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
216   void reduce16F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
217 
218   // Unordered Float Reduction
219   void unorderedReduce2F(int opcode, XMMRegister dst, XMMRegister src);
220   void unorderedReduce4F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
221   void unorderedReduce8F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
222   void unorderedReduce16F(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
223 
224   // Double Reduction
225   void reduce2D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
226   void reduce4D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
227   void reduce8D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
228 
229   // Unordered Double Reduction
230   void unorderedReduce2D(int opcode, XMMRegister dst, XMMRegister src);
231   void unorderedReduce4D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp);
232   void unorderedReduce8D(int opcode, XMMRegister dst, XMMRegister src, XMMRegister vtmp1, XMMRegister vtmp2);
233 
234   // Base reduction instruction
235   void reduce_operation_128(BasicType typ, int opcode, XMMRegister dst, XMMRegister src);
236   void reduce_operation_256(BasicType typ, int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2);
237   void unordered_reduce_operation_128(BasicType typ, int opcode, XMMRegister dst, XMMRegister src);
238   void unordered_reduce_operation_256(BasicType typ, int opcode, XMMRegister dst, XMMRegister src1, XMMRegister src2);
239 
240  public:
241 #ifdef _LP64
242   void vector_mask_operation_helper(int opc, Register dst, Register tmp, int masklen);
243 
244   void vector_mask_operation(int opc, Register dst, KRegister mask, Register tmp, int masklen, int masksize, int vec_enc);
245 
246   void vector_mask_operation(int opc, Register dst, XMMRegister mask, XMMRegister xtmp,
247                              Register tmp, int masklen, BasicType bt, int vec_enc);
248   void vector_long_to_maskvec(XMMRegister dst, Register src, Register rtmp1,
249                               Register rtmp2, XMMRegister xtmp, int mask_len, int vec_enc);
250 #endif
251 
252   void vector_maskall_operation(KRegister dst, Register src, int mask_len);
253 
254 #ifndef _LP64
255   void vector_maskall_operation32(KRegister dst, Register src, KRegister ktmp, int mask_len);
256 #endif
257 
258   void string_indexof_char(Register str1, Register cnt1, Register ch, Register result,
259                            XMMRegister vec1, XMMRegister vec2, XMMRegister vec3, Register tmp);
260 
261   void stringL_indexof_char(Register str1, Register cnt1, Register ch, Register result,
262                            XMMRegister vec1, XMMRegister vec2, XMMRegister vec3, Register tmp);
263 
264   // IndexOf strings.
265   // Small strings are loaded through stack if they cross page boundary.
266   void string_indexof(Register str1, Register str2,
267                       Register cnt1, Register cnt2,
268                       int int_cnt2,  Register result,
269                       XMMRegister vec, Register tmp,
270                       int ae);
271 
272   // IndexOf for constant substrings with size >= 8 elements
273   // which don't need to be loaded through stack.
274   void string_indexofC8(Register str1, Register str2,
275                       Register cnt1, Register cnt2,
276                       int int_cnt2,  Register result,
277                       XMMRegister vec, Register tmp,
278                       int ae);
279 
280     // Smallest code: we don't need to load through stack,
281     // check string tail.
282 
283   // helper function for string_compare
284   void load_next_elements(Register elem1, Register elem2, Register str1, Register str2,
285                           Address::ScaleFactor scale, Address::ScaleFactor scale1,
286                           Address::ScaleFactor scale2, Register index, int ae);
287   // Compare strings.
288   void string_compare(Register str1, Register str2,
289                       Register cnt1, Register cnt2, Register result,
290                       XMMRegister vec1, int ae, KRegister mask = knoreg);
291 
292   // Search for Non-ASCII character (Negative byte value) in a byte array,
293   // return index of the first such character, otherwise len.
294   void count_positives(Register ary1, Register len,
295                        Register result, Register tmp1,
296                        XMMRegister vec1, XMMRegister vec2, KRegister mask1 = knoreg, KRegister mask2 = knoreg);
297 
298   // Compare char[] or byte[] arrays.
299   void arrays_equals(bool is_array_equ, Register ary1, Register ary2, Register limit,
300                      Register result, Register chr, XMMRegister vec1, XMMRegister vec2,
301                      bool is_char, KRegister mask = knoreg, bool expand_ary2 = false);
302 
303   void arrays_hashcode(Register str1, Register cnt1, Register result,
304                        Register tmp1, Register tmp2, Register tmp3, XMMRegister vnext,
305                        XMMRegister vcoef0, XMMRegister vcoef1, XMMRegister vcoef2, XMMRegister vcoef3,
306                        XMMRegister vresult0, XMMRegister vresult1, XMMRegister vresult2, XMMRegister vresult3,
307                        XMMRegister vtmp0, XMMRegister vtmp1, XMMRegister vtmp2, XMMRegister vtmp3,
308                        BasicType eltype);
309 
310   // helper functions for arrays_hashcode
311   int arrays_hashcode_elsize(BasicType eltype);
312   void arrays_hashcode_elload(Register dst, Address src, BasicType eltype);
313   void arrays_hashcode_elvload(XMMRegister dst, Address src, BasicType eltype);
314   void arrays_hashcode_elvload(XMMRegister dst, AddressLiteral src, BasicType eltype);
315   void arrays_hashcode_elvcast(XMMRegister dst, BasicType eltype);
316 
317 #ifdef _LP64
318   void convertF2I(BasicType dst_bt, BasicType src_bt, Register dst, XMMRegister src);
319 #endif
320 
321   void evmasked_op(int ideal_opc, BasicType eType, KRegister mask,
322                    XMMRegister dst, XMMRegister src1, XMMRegister src2,
323                    bool merge, int vlen_enc, bool is_varshift = false);
324 
325   void evmasked_op(int ideal_opc, BasicType eType, KRegister mask,
326                    XMMRegister dst, XMMRegister src1, Address src2,
327                    bool merge, int vlen_enc);
328 
329   void evmasked_op(int ideal_opc, BasicType eType, KRegister mask, XMMRegister dst,
330                    XMMRegister src1, int imm8, bool merge, int vlen_enc);
331 
332   void masked_op(int ideal_opc, int mask_len, KRegister dst,
333                  KRegister src1, KRegister src2);
334 
335   void vector_unsigned_cast(XMMRegister dst, XMMRegister src, int vlen_enc,
336                             BasicType from_elem_bt, BasicType to_elem_bt);
337 
338   void vector_signed_cast(XMMRegister dst, XMMRegister src, int vlen_enc,
339                           BasicType from_elem_bt, BasicType to_elem_bt);
340 
341   void vector_cast_int_to_subword(BasicType to_elem_bt, XMMRegister dst, XMMRegister zero,
342                                   XMMRegister xtmp, Register rscratch, int vec_enc);
343 
344   void vector_castF2X_avx(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
345                           XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4,
346                           AddressLiteral float_sign_flip, Register rscratch, int vec_enc);
347 
348   void vector_castF2X_evex(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
349                            XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2, AddressLiteral float_sign_flip,
350                            Register rscratch, int vec_enc);
351 
352   void vector_castF2L_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
353                            KRegister ktmp1, KRegister ktmp2, AddressLiteral double_sign_flip,
354                            Register rscratch, int vec_enc);
355 
356   void vector_castD2X_evex(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
357                            XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2, AddressLiteral sign_flip,
358                            Register rscratch, int vec_enc);
359 
360   void vector_castD2X_avx(BasicType to_elem_bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
361                           XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4, XMMRegister xtmp5,
362                           AddressLiteral float_sign_flip, Register rscratch, int vec_enc);
363 
364 
365   void vector_cast_double_to_int_special_cases_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
366                                                    XMMRegister xtmp3, XMMRegister xtmp4, XMMRegister xtmp5, Register rscratch,
367                                                    AddressLiteral float_sign_flip, int vec_enc);
368 
369   void vector_cast_double_to_int_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
370                                                     KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral float_sign_flip,
371                                                     int vec_enc);
372 
373   void vector_cast_double_to_long_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
374                                                      KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral double_sign_flip,
375                                                      int vec_enc);
376 
377   void vector_cast_float_to_int_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
378                                                    KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral float_sign_flip,
379                                                    int vec_enc);
380 
381   void vector_cast_float_to_long_special_cases_evex(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
382                                                     KRegister ktmp1, KRegister ktmp2, Register rscratch, AddressLiteral double_sign_flip,
383                                                     int vec_enc);
384 
385   void vector_cast_float_to_int_special_cases_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3,
386                                                   XMMRegister xtmp4, Register rscratch, AddressLiteral float_sign_flip,
387                                                   int vec_enc);
388 
389   void vector_crosslane_doubleword_pack_avx(XMMRegister dst, XMMRegister src, XMMRegister zero,
390                                             XMMRegister xtmp, int index, int vec_enc);
391 
392   void vector_mask_cast(XMMRegister dst, XMMRegister src, BasicType dst_bt, BasicType src_bt, int vlen);
393 
394 #ifdef _LP64
395   void vector_round_double_evex(XMMRegister dst, XMMRegister src, AddressLiteral double_sign_flip, AddressLiteral new_mxcsr, int vec_enc,
396                                 Register tmp, XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2);
397 
398   void vector_round_float_evex(XMMRegister dst, XMMRegister src, AddressLiteral double_sign_flip, AddressLiteral new_mxcsr, int vec_enc,
399                                Register tmp, XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2);
400 
401   void vector_round_float_avx(XMMRegister dst, XMMRegister src, AddressLiteral float_sign_flip, AddressLiteral new_mxcsr, int vec_enc,
402                               Register tmp, XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4);
403 
404   void vector_compress_expand_avx2(int opcode, XMMRegister dst, XMMRegister src, XMMRegister mask,
405                                    Register rtmp, Register rscratch, XMMRegister permv, XMMRegister xtmp,
406                                    BasicType bt, int vec_enc);
407 #endif // _LP64
408 
409   void udivI(Register rax, Register divisor, Register rdx);
410   void umodI(Register rax, Register divisor, Register rdx);
411   void udivmodI(Register rax, Register divisor, Register rdx, Register tmp);
412 
413 #ifdef _LP64
414   void reverseI(Register dst, Register src, XMMRegister xtmp1,
415                 XMMRegister xtmp2, Register rtmp);
416   void reverseL(Register dst, Register src, XMMRegister xtmp1,
417                 XMMRegister xtmp2, Register rtmp1, Register rtmp2);
418   void udivL(Register rax, Register divisor, Register rdx);
419   void umodL(Register rax, Register divisor, Register rdx);
420   void udivmodL(Register rax, Register divisor, Register rdx, Register tmp);
421 #endif
422 
423   void evpternlog(XMMRegister dst, int func, KRegister mask, XMMRegister src2, XMMRegister src3,
424                   bool merge, BasicType bt, int vlen_enc);
425 
426   void evpternlog(XMMRegister dst, int func, KRegister mask, XMMRegister src2, Address src3,
427                   bool merge, BasicType bt, int vlen_enc);
428 
429   void vector_reverse_bit(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
430                           XMMRegister xtmp2, Register rtmp, int vec_enc);
431 
432   void vector_reverse_bit_gfni(BasicType bt, XMMRegister dst, XMMRegister src, AddressLiteral mask, int vec_enc,
433                                XMMRegister xtmp, Register rscratch = noreg);
434 
435   void vector_reverse_byte(BasicType bt, XMMRegister dst, XMMRegister src, int vec_enc);
436 
437   void vector_popcount_int(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
438                            XMMRegister xtmp2, Register rtmp, int vec_enc);
439 
440   void vector_popcount_long(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
441                             XMMRegister xtmp2, Register rtmp, int vec_enc);
442 
443   void vector_popcount_short(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
444                              XMMRegister xtmp2, Register rtmp, int vec_enc);
445 
446   void vector_popcount_byte(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
447                             XMMRegister xtmp2, Register rtmp, int vec_enc);
448 
449   void vector_popcount_integral(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
450                                 XMMRegister xtmp2, Register rtmp, int vec_enc);
451 
452   void vector_popcount_integral_evex(BasicType bt, XMMRegister dst, XMMRegister src,
453                                      KRegister mask, bool merge, int vec_enc);
454 
455   void vbroadcast(BasicType bt, XMMRegister dst, int imm32, Register rtmp, int vec_enc);
456 
457   void vector_reverse_byte64(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
458                              XMMRegister xtmp2, Register rtmp, int vec_enc);
459 
460   void vector_count_leading_zeros_evex(BasicType bt, XMMRegister dst, XMMRegister src,
461                                        XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3,
462                                        KRegister ktmp, Register rtmp, bool merge, int vec_enc);
463 
464   void vector_count_leading_zeros_byte_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
465                                            XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
466 
467   void vector_count_leading_zeros_short_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
468                                             XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
469 
470   void vector_count_leading_zeros_int_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
471                                           XMMRegister xtmp2, XMMRegister xtmp3, int vec_enc);
472 
473   void vector_count_leading_zeros_long_avx(XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
474                                            XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
475 
476   void vector_count_leading_zeros_avx(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
477                                       XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
478 
479   void vpadd(BasicType bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vec_enc);
480 
481   void vpsub(BasicType bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vec_enc);
482 
483   void vector_count_trailing_zeros_evex(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
484                                         XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4, KRegister ktmp,
485                                         Register rtmp, int vec_enc);
486 
487   void vector_swap_nbits(int nbits, int bitmask, XMMRegister dst, XMMRegister src,
488                          XMMRegister xtmp1, Register rtmp, int vec_enc);
489 
490   void vector_count_trailing_zeros_avx(BasicType bt, XMMRegister dst, XMMRegister src, XMMRegister xtmp1,
491                                        XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, int vec_enc);
492 
493   void vector_signum_avx(int opcode, XMMRegister dst, XMMRegister src, XMMRegister zero, XMMRegister one,
494                          XMMRegister xtmp1, int vec_enc);
495 
496   void vector_signum_evex(int opcode, XMMRegister dst, XMMRegister src, XMMRegister zero, XMMRegister one,
497                           KRegister ktmp1, int vec_enc);
498 
499   void vmovmask(BasicType elem_bt, XMMRegister dst, Address src, XMMRegister mask, int vec_enc);
500 
501   void vmovmask(BasicType elem_bt, Address dst, XMMRegister src, XMMRegister mask, int vec_enc);
502 
503   void rearrange_bytes(XMMRegister dst, XMMRegister shuffle, XMMRegister src, XMMRegister xtmp1,
504                        XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp, KRegister ktmp, int vlen_enc);
505 
506   void vector_rearrange_int_float(BasicType bt, XMMRegister dst, XMMRegister shuffle,
507                                   XMMRegister src, int vlen_enc);
508 
509 
510   void vgather_subword(BasicType elem_ty, XMMRegister dst,  Register base, Register idx_base, Register offset,
511                        Register mask, XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, Register rtmp,
512                        Register midx, Register length, int vector_len, int vlen_enc);
513 
514 #ifdef _LP64
515   void vgather8b_masked_offset(BasicType elem_bt, XMMRegister dst, Register base, Register idx_base,
516                                Register offset, Register mask, Register midx, Register rtmp, int vlen_enc);
517 #endif
518   void vgather8b_offset(BasicType elem_bt, XMMRegister dst, Register base, Register idx_base,
519                               Register offset, Register rtmp, int vlen_enc);
520 
521   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, bool is_unsigned, int vlen_enc);
522 
523   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, Address src2, bool is_unsigned, int vlen_enc);
524 
525   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
526 
527   void vector_saturating_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, Address src2, int vlen_enc);
528 
529   void vector_saturating_unsigned_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
530 
531   void vector_saturating_unsigned_op(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, Address src2, int vlen_enc);
532 
533   void vector_sub_dq_saturating_unsigned_evex(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, KRegister ktmp, int vlen_enc);
534 
535   void vector_sub_dq_saturating_unsigned_avx(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
536                                              XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc);
537 
538   void vector_add_dq_saturating_unsigned_evex(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
539                                               XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp, int vlen_enc);
540 
541   void vector_add_dq_saturating_unsigned_avx(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
542                                              XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, int vlen_enc);
543 
544   void vector_addsub_dq_saturating_avx(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
545                                        XMMRegister xtmp1, XMMRegister xtmp2, XMMRegister xtmp3, XMMRegister xtmp4, int vlen_enc);
546 
547   void vector_addsub_dq_saturating_evex(int opc, BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2,
548                                         XMMRegister xtmp1, XMMRegister xtmp2, KRegister ktmp1, KRegister ktmp2, int vlen_enc);
549 
550   void evpmovd2m_emu(KRegister ktmp, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc, bool xtmp2_hold_M1 = false);
551 
552   void evpmovq2m_emu(KRegister ktmp, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2, int vlen_enc, bool xtmp2_hold_M1 = false);
553 
554   void vpsign_extend_dq(BasicType etype, XMMRegister dst, XMMRegister src, int vlen_enc);
555 
556   void vpgenmin_value(BasicType etype, XMMRegister dst, XMMRegister allones, int vlen_enc, bool compute_allones = false);
557 
558   void vpgenmax_value(BasicType etype, XMMRegister dst, XMMRegister allones, int vlen_enc, bool compute_allones = false);
559 
560   void evpcmpu(BasicType etype, KRegister kmask,  XMMRegister src1, XMMRegister src2, Assembler::ComparisonPredicate cond, int vlen_enc);
561 
562   void vpcmpgt(BasicType etype, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
563 
564   void evpmov_vec_to_mask(BasicType etype, KRegister ktmp, XMMRegister src, XMMRegister xtmp1, XMMRegister xtmp2,
565                           int vlen_enc, bool xtmp2_hold_M1 = false);
566 
567   void evmasked_saturating_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, XMMRegister src2,
568                               bool is_unsigned, bool merge, int vlen_enc);
569 
570   void evmasked_saturating_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, Address src2,
571                               bool is_unsigned, bool merge, int vlen_enc);
572 
573   void evmasked_saturating_signed_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, XMMRegister src2,
574                               bool merge, int vlen_enc);
575 
576   void evmasked_saturating_signed_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1, Address src2,
577                               bool merge, int vlen_enc);
578 
579   void evmasked_saturating_unsigned_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1,
580                                        XMMRegister src2, bool merge, int vlen_enc);
581 
582   void evmasked_saturating_unsigned_op(int ideal_opc, BasicType elem_bt, KRegister mask, XMMRegister dst, XMMRegister src1,
583                                        Address src2, bool merge, int vlen_enc);
584 
585   void select_from_two_vectors_evex(BasicType elem_bt, XMMRegister dst, XMMRegister src1, XMMRegister src2, int vlen_enc);
586 
587 #endif // CPU_X86_C2_MACROASSEMBLER_X86_HPP