4 ## Copyright(c) 2019-2022 Qualcomm Innovation Center, Inc. All Rights Reserved.
6 ## This program is free software; you can redistribute it and/or modify
7 ## it under the terms of the GNU General Public License as published by
8 ## the Free Software Foundation; either version 2 of the License, or
9 ## (at your option) any later version.
11 ## This program is distributed in the hope that it will be useful,
12 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 ## GNU General Public License for more details.
16 ## You should have received a copy of the GNU General Public License
17 ## along with this program; if not, see <http://www.gnu.org/licenses/>.
26 ## Helpers for gen_tcg_func
28 def gen_decl_ea_tcg(f, tag):
29 if ('A_CONDEXEC' in hex_common.attribdict[tag] or
30 'A_LOAD' in hex_common.attribdict[tag]):
31 f.write(" TCGv EA = tcg_temp_local_new();\n")
33 f.write(" TCGv EA = tcg_temp_new();\n")
35 def gen_free_ea_tcg(f):
36 f.write(" tcg_temp_free(EA);\n")
38 def genptr_decl_pair_writable(f, tag, regtype, regid, regno):
39 regN="%s%sN" % (regtype,regid)
40 f.write(" TCGv_i64 %s%sV = tcg_temp_local_new_i64();\n" % \
43 f.write(" const int %s = insn->regno[%d] + HEX_REG_SA0;\n" % \
46 f.write(" const int %s = insn->regno[%d];\n" % (regN, regno))
47 if ('A_CONDEXEC' in hex_common.attribdict[tag]):
48 f.write(" if (!is_preloaded(ctx, %s)) {\n" % regN)
49 f.write(" tcg_gen_mov_tl(hex_new_value[%s], hex_gpr[%s]);\n" % \
52 f.write(" if (!is_preloaded(ctx, %s + 1)) {\n" % regN)
53 f.write(" tcg_gen_mov_tl(hex_new_value[%s + 1], hex_gpr[%s + 1]);\n" % \
57 def genptr_decl_writable(f, tag, regtype, regid, regno):
58 regN="%s%sN" % (regtype,regid)
59 f.write(" TCGv %s%sV = tcg_temp_local_new();\n" % \
62 f.write(" const int %s = insn->regno[%d] + HEX_REG_SA0;\n" % \
65 f.write(" const int %s = insn->regno[%d];\n" % (regN, regno))
66 if ('A_CONDEXEC' in hex_common.attribdict[tag]):
67 f.write(" if (!is_preloaded(ctx, %s)) {\n" % regN)
68 f.write(" tcg_gen_mov_tl(hex_new_value[%s], hex_gpr[%s]);\n" % \
72 def genptr_decl(f, tag, regtype, regid, regno):
73 regN="%s%sN" % (regtype,regid)
75 if (regid in {"ss", "tt"}):
76 f.write(" TCGv_i64 %s%sV = tcg_temp_local_new_i64();\n" % \
78 f.write(" const int %s = insn->regno[%d];\n" % \
80 elif (regid in {"dd", "ee", "xx", "yy"}):
81 genptr_decl_pair_writable(f, tag, regtype, regid, regno)
82 elif (regid in {"s", "t", "u", "v"}):
83 f.write(" TCGv %s%sV = hex_gpr[insn->regno[%d]];\n" % \
84 (regtype, regid, regno))
85 elif (regid in {"d", "e", "x", "y"}):
86 genptr_decl_writable(f, tag, regtype, regid, regno)
88 print("Bad register parse: ", regtype, regid)
89 elif (regtype == "P"):
90 if (regid in {"s", "t", "u", "v"}):
91 f.write(" TCGv %s%sV = hex_pred[insn->regno[%d]];\n" % \
92 (regtype, regid, regno))
93 elif (regid in {"d", "e", "x"}):
94 genptr_decl_writable(f, tag, regtype, regid, regno)
96 print("Bad register parse: ", regtype, regid)
97 elif (regtype == "C"):
99 f.write(" TCGv_i64 %s%sV = tcg_temp_local_new_i64();\n" % \
101 f.write(" const int %s = insn->regno[%d] + HEX_REG_SA0;\n" % \
103 elif (regid == "dd"):
104 genptr_decl_pair_writable(f, tag, regtype, regid, regno)
106 f.write(" TCGv %s%sV = tcg_temp_local_new();\n" % \
108 f.write(" const int %s%sN = insn->regno[%d] + HEX_REG_SA0;\n" % \
109 (regtype, regid, regno))
111 genptr_decl_writable(f, tag, regtype, regid, regno)
113 print("Bad register parse: ", regtype, regid)
114 elif (regtype == "M"):
116 f.write(" const int %s%sN = insn->regno[%d];\n"% \
117 (regtype, regid, regno))
118 f.write(" TCGv %s%sV = hex_gpr[%s%sN + HEX_REG_M0];\n" % \
119 (regtype, regid, regtype, regid))
121 print("Bad register parse: ", regtype, regid)
122 elif (regtype == "V"):
123 if (regid in {"dd"}):
124 f.write(" const int %s%sN = insn->regno[%d];\n" %\
125 (regtype, regid, regno))
126 f.write(" const intptr_t %s%sV_off =\n" %\
128 if (hex_common.is_tmp_result(tag)):
129 f.write(" ctx_tmp_vreg_off(ctx, %s%sN, 2, true);\n" % \
132 f.write(" ctx_future_vreg_off(ctx, %s%sN," % \
134 f.write(" 2, true);\n")
135 if (not hex_common.skip_qemu_helper(tag)):
136 f.write(" TCGv_ptr %s%sV = tcg_temp_new_ptr();\n" % \
138 f.write(" tcg_gen_addi_ptr(%s%sV, cpu_env, %s%sV_off);\n" % \
139 (regtype, regid, regtype, regid))
140 elif (regid in {"uu", "vv", "xx"}):
141 f.write(" const int %s%sN = insn->regno[%d];\n" % \
142 (regtype, regid, regno))
143 f.write(" const intptr_t %s%sV_off =\n" % \
145 f.write(" offsetof(CPUHexagonState, %s%sV);\n" % \
147 if (not hex_common.skip_qemu_helper(tag)):
148 f.write(" TCGv_ptr %s%sV = tcg_temp_new_ptr();\n" % \
150 f.write(" tcg_gen_addi_ptr(%s%sV, cpu_env, %s%sV_off);\n" % \
151 (regtype, regid, regtype, regid))
152 elif (regid in {"s", "u", "v", "w"}):
153 f.write(" const int %s%sN = insn->regno[%d];\n" % \
154 (regtype, regid, regno))
155 f.write(" const intptr_t %s%sV_off =\n" % \
157 f.write(" vreg_src_off(ctx, %s%sN);\n" % \
159 if (not hex_common.skip_qemu_helper(tag)):
160 f.write(" TCGv_ptr %s%sV = tcg_temp_new_ptr();\n" % \
162 elif (regid in {"d", "x", "y"}):
163 f.write(" const int %s%sN = insn->regno[%d];\n" % \
164 (regtype, regid, regno))
165 f.write(" const intptr_t %s%sV_off =\n" % \
168 f.write(" offsetof(CPUHexagonState, vtmp);\n")
169 elif (hex_common.is_tmp_result(tag)):
170 f.write(" ctx_tmp_vreg_off(ctx, %s%sN, 1, true);\n" % \
173 f.write(" ctx_future_vreg_off(ctx, %s%sN," % \
175 f.write(" 1, true);\n");
176 if 'A_CONDEXEC' in hex_common.attribdict[tag]:
177 f.write(" if (!is_vreg_preloaded(ctx, %s)) {\n" % (regN))
178 f.write(" intptr_t src_off =")
179 f.write(" offsetof(CPUHexagonState, VRegs[%s%sN]);\n"% \
181 f.write(" tcg_gen_gvec_mov(MO_64, %s%sV_off,\n" % \
183 f.write(" src_off,\n")
184 f.write(" sizeof(MMVector),\n")
185 f.write(" sizeof(MMVector));\n")
188 if (not hex_common.skip_qemu_helper(tag)):
189 f.write(" TCGv_ptr %s%sV = tcg_temp_new_ptr();\n" % \
191 f.write(" tcg_gen_addi_ptr(%s%sV, cpu_env, %s%sV_off);\n" % \
192 (regtype, regid, regtype, regid))
194 print("Bad register parse: ", regtype, regid)
195 elif (regtype == "Q"):
196 if (regid in {"d", "e", "x"}):
197 f.write(" const int %s%sN = insn->regno[%d];\n" % \
198 (regtype, regid, regno))
199 f.write(" const intptr_t %s%sV_off =\n" % \
201 f.write(" offsetof(CPUHexagonState,\n")
202 f.write(" future_QRegs[%s%sN]);\n" % \
204 if (not hex_common.skip_qemu_helper(tag)):
205 f.write(" TCGv_ptr %s%sV = tcg_temp_new_ptr();\n" % \
207 f.write(" tcg_gen_addi_ptr(%s%sV, cpu_env, %s%sV_off);\n" % \
208 (regtype, regid, regtype, regid))
209 elif (regid in {"s", "t", "u", "v"}):
210 f.write(" const int %s%sN = insn->regno[%d];\n" % \
211 (regtype, regid, regno))
212 f.write(" const intptr_t %s%sV_off =\n" %\
214 f.write(" offsetof(CPUHexagonState, QRegs[%s%sN]);\n" % \
216 if (not hex_common.skip_qemu_helper(tag)):
217 f.write(" TCGv_ptr %s%sV = tcg_temp_new_ptr();\n" % \
220 print("Bad register parse: ", regtype, regid)
222 print("Bad register parse: ", regtype, regid)
224 def genptr_decl_new(f, tag, regtype, regid, regno):
226 if (regid in {"s", "t"}):
227 f.write(" TCGv %s%sN = hex_new_value[insn->regno[%d]];\n" % \
228 (regtype, regid, regno))
230 print("Bad register parse: ", regtype, regid)
231 elif (regtype == "P"):
232 if (regid in {"t", "u", "v"}):
233 f.write(" TCGv %s%sN = hex_new_pred_value[insn->regno[%d]];\n" % \
234 (regtype, regid, regno))
236 print("Bad register parse: ", regtype, regid)
237 elif (regtype == "O"):
239 f.write(" const intptr_t %s%sN_num = insn->regno[%d];\n" % \
240 (regtype, regid, regno))
241 if (hex_common.skip_qemu_helper(tag)):
242 f.write(" const intptr_t %s%sN_off =\n" % \
244 f.write(" ctx_future_vreg_off(ctx, %s%sN_num," % \
246 f.write(" 1, true);\n")
248 f.write(" TCGv %s%sN = tcg_constant_tl(%s%sN_num);\n" % \
249 (regtype, regid, regtype, regid))
251 print("Bad register parse: ", regtype, regid)
253 print("Bad register parse: ", regtype, regid)
255 def genptr_decl_opn(f, tag, regtype, regid, toss, numregs, i):
256 if (hex_common.is_pair(regid)):
257 genptr_decl(f, tag, regtype, regid, i)
258 elif (hex_common.is_single(regid)):
259 if hex_common.is_old_val(regtype, regid, tag):
260 genptr_decl(f,tag, regtype, regid, i)
261 elif hex_common.is_new_val(regtype, regid, tag):
262 genptr_decl_new(f, tag, regtype, regid, i)
264 print("Bad register parse: ",regtype,regid,toss,numregs)
266 print("Bad register parse: ",regtype,regid,toss,numregs)
268 def genptr_decl_imm(f,immlett):
269 if (immlett.isupper()):
273 f.write(" int %s = insn->immed[%d];\n" % \
274 (hex_common.imm_name(immlett), i))
276 def genptr_free(f, tag, regtype, regid, regno):
278 if (regid in {"dd", "ss", "tt", "xx", "yy"}):
279 f.write(" tcg_temp_free_i64(%s%sV);\n" % (regtype, regid))
280 elif (regid in {"d", "e", "x", "y"}):
281 f.write(" tcg_temp_free(%s%sV);\n" % (regtype, regid))
282 elif (regid not in {"s", "t", "u", "v"}):
283 print("Bad register parse: ",regtype,regid)
284 elif (regtype == "P"):
285 if (regid in {"d", "e", "x"}):
286 f.write(" tcg_temp_free(%s%sV);\n" % (regtype, regid))
287 elif (regid not in {"s", "t", "u", "v"}):
288 print("Bad register parse: ",regtype,regid)
289 elif (regtype == "C"):
290 if (regid in {"dd", "ss"}):
291 f.write(" tcg_temp_free_i64(%s%sV);\n" % (regtype, regid))
292 elif (regid in {"d", "s"}):
293 f.write(" tcg_temp_free(%s%sV);\n" % (regtype, regid))
295 print("Bad register parse: ",regtype,regid)
296 elif (regtype == "M"):
298 print("Bad register parse: ", regtype, regid)
299 elif (regtype == "V"):
300 if (regid in {"dd", "uu", "vv", "xx", \
301 "d", "s", "u", "v", "w", "x", "y"}):
302 if (not hex_common.skip_qemu_helper(tag)):
303 f.write(" tcg_temp_free_ptr(%s%sV);\n" % \
306 print("Bad register parse: ", regtype, regid)
307 elif (regtype == "Q"):
308 if (regid in {"d", "e", "s", "t", "u", "v", "x"}):
309 if (not hex_common.skip_qemu_helper(tag)):
310 f.write(" tcg_temp_free_ptr(%s%sV);\n" % \
313 print("Bad register parse: ", regtype, regid)
315 print("Bad register parse: ", regtype, regid)
317 def genptr_free_new(f, tag, regtype, regid, regno):
319 if (regid not in {"s", "t"}):
320 print("Bad register parse: ", regtype, regid)
321 elif (regtype == "P"):
322 if (regid not in {"t", "u", "v"}):
323 print("Bad register parse: ", regtype, regid)
324 elif (regtype == "O"):
326 print("Bad register parse: ", regtype, regid)
328 print("Bad register parse: ", regtype, regid)
330 def genptr_free_opn(f,regtype,regid,i,tag):
331 if (hex_common.is_pair(regid)):
332 genptr_free(f, tag, regtype, regid, i)
333 elif (hex_common.is_single(regid)):
334 if hex_common.is_old_val(regtype, regid, tag):
335 genptr_free(f, tag, regtype, regid, i)
336 elif hex_common.is_new_val(regtype, regid, tag):
337 genptr_free_new(f, tag, regtype, regid, i)
339 print("Bad register parse: ",regtype,regid,toss,numregs)
341 print("Bad register parse: ",regtype,regid,toss,numregs)
343 def genptr_src_read(f, tag, regtype, regid):
345 if (regid in {"ss", "tt", "xx", "yy"}):
346 f.write(" tcg_gen_concat_i32_i64(%s%sV, hex_gpr[%s%sN],\n" % \
347 (regtype, regid, regtype, regid))
348 f.write(" hex_gpr[%s%sN + 1]);\n" % \
350 elif (regid in {"x", "y"}):
351 f.write(" tcg_gen_mov_tl(%s%sV, hex_gpr[%s%sN]);\n" % \
352 (regtype,regid,regtype,regid))
353 elif (regid not in {"s", "t", "u", "v"}):
354 print("Bad register parse: ", regtype, regid)
355 elif (regtype == "P"):
357 f.write(" tcg_gen_mov_tl(%s%sV, hex_pred[%s%sN]);\n" % \
358 (regtype, regid, regtype, regid))
359 elif (regid not in {"s", "t", "u", "v"}):
360 print("Bad register parse: ", regtype, regid)
361 elif (regtype == "C"):
363 f.write(" gen_read_ctrl_reg_pair(ctx, %s%sN, %s%sV);\n" % \
364 (regtype, regid, regtype, regid))
366 f.write(" gen_read_ctrl_reg(ctx, %s%sN, %s%sV);\n" % \
367 (regtype, regid, regtype, regid))
369 print("Bad register parse: ", regtype, regid)
370 elif (regtype == "M"):
372 print("Bad register parse: ", regtype, regid)
373 elif (regtype == "V"):
374 if (regid in {"uu", "vv", "xx"}):
375 f.write(" tcg_gen_gvec_mov(MO_64, %s%sV_off,\n" % \
377 f.write(" vreg_src_off(ctx, %s%sN),\n" % \
379 f.write(" sizeof(MMVector), sizeof(MMVector));\n")
380 f.write(" tcg_gen_gvec_mov(MO_64,\n")
381 f.write(" %s%sV_off + sizeof(MMVector),\n" % \
383 f.write(" vreg_src_off(ctx, %s%sN ^ 1),\n" % \
385 f.write(" sizeof(MMVector), sizeof(MMVector));\n")
386 elif (regid in {"s", "u", "v", "w"}):
387 if (not hex_common.skip_qemu_helper(tag)):
388 f.write(" tcg_gen_addi_ptr(%s%sV, cpu_env, %s%sV_off);\n" % \
389 (regtype, regid, regtype, regid))
390 elif (regid in {"x", "y"}):
391 f.write(" tcg_gen_gvec_mov(MO_64, %s%sV_off,\n" % \
393 f.write(" vreg_src_off(ctx, %s%sN),\n" % \
395 f.write(" sizeof(MMVector), sizeof(MMVector));\n")
397 print("Bad register parse: ", regtype, regid)
398 elif (regtype == "Q"):
399 if (regid in {"s", "t", "u", "v"}):
400 if (not hex_common.skip_qemu_helper(tag)):
401 f.write(" tcg_gen_addi_ptr(%s%sV, cpu_env, %s%sV_off);\n" % \
402 (regtype, regid, regtype, regid))
403 elif (regid in {"x"}):
404 f.write(" tcg_gen_gvec_mov(MO_64, %s%sV_off,\n" % \
406 f.write(" offsetof(CPUHexagonState, QRegs[%s%sN]),\n" % \
408 f.write(" sizeof(MMQReg), sizeof(MMQReg));\n")
410 print("Bad register parse: ", regtype, regid)
412 print("Bad register parse: ", regtype, regid)
414 def genptr_src_read_new(f,regtype,regid):
416 if (regid not in {"s", "t"}):
417 print("Bad register parse: ", regtype, regid)
418 elif (regtype == "P"):
419 if (regid not in {"t", "u", "v"}):
420 print("Bad register parse: ", regtype, regid)
421 elif (regtype == "O"):
423 print("Bad register parse: ", regtype, regid)
425 print("Bad register parse: ", regtype, regid)
427 def genptr_src_read_opn(f,regtype,regid,tag):
428 if (hex_common.is_pair(regid)):
429 genptr_src_read(f, tag, regtype, regid)
430 elif (hex_common.is_single(regid)):
431 if hex_common.is_old_val(regtype, regid, tag):
432 genptr_src_read(f, tag, regtype, regid)
433 elif hex_common.is_new_val(regtype, regid, tag):
434 genptr_src_read_new(f,regtype,regid)
436 print("Bad register parse: ",regtype,regid,toss,numregs)
438 print("Bad register parse: ",regtype,regid,toss,numregs)
440 def gen_helper_call_opn(f, tag, regtype, regid, toss, numregs, i):
441 if (i > 0): f.write(", ")
442 if (hex_common.is_pair(regid)):
443 f.write("%s%sV" % (regtype,regid))
444 elif (hex_common.is_single(regid)):
445 if hex_common.is_old_val(regtype, regid, tag):
446 f.write("%s%sV" % (regtype,regid))
447 elif hex_common.is_new_val(regtype, regid, tag):
448 f.write("%s%sN" % (regtype,regid))
450 print("Bad register parse: ",regtype,regid,toss,numregs)
452 print("Bad register parse: ",regtype,regid,toss,numregs)
454 def gen_helper_decl_imm(f,immlett):
455 f.write(" TCGv tcgv_%s = tcg_constant_tl(%s);\n" % \
456 (hex_common.imm_name(immlett), hex_common.imm_name(immlett)))
458 def gen_helper_call_imm(f,immlett):
459 f.write(", tcgv_%s" % hex_common.imm_name(immlett))
461 def genptr_dst_write_pair(f, tag, regtype, regid):
462 if ('A_CONDEXEC' in hex_common.attribdict[tag]):
463 f.write(" gen_log_predicated_reg_write_pair(%s%sN, %s%sV, insn->slot);\n" % \
464 (regtype, regid, regtype, regid))
466 f.write(" gen_log_reg_write_pair(%s%sN, %s%sV);\n" % \
467 (regtype, regid, regtype, regid))
468 f.write(" ctx_log_reg_write_pair(ctx, %s%sN);\n" % \
471 def genptr_dst_write(f, tag, regtype, regid):
473 if (regid in {"dd", "xx", "yy"}):
474 genptr_dst_write_pair(f, tag, regtype, regid)
475 elif (regid in {"d", "e", "x", "y"}):
476 if ('A_CONDEXEC' in hex_common.attribdict[tag]):
477 f.write(" gen_log_predicated_reg_write(%s%sN, %s%sV,\n" % \
478 (regtype, regid, regtype, regid))
479 f.write(" insn->slot);\n")
481 f.write(" gen_log_reg_write(%s%sN, %s%sV);\n" % \
482 (regtype, regid, regtype, regid))
483 f.write(" ctx_log_reg_write(ctx, %s%sN);\n" % \
486 print("Bad register parse: ", regtype, regid)
487 elif (regtype == "P"):
488 if (regid in {"d", "e", "x"}):
489 f.write(" gen_log_pred_write(ctx, %s%sN, %s%sV);\n" % \
490 (regtype, regid, regtype, regid))
491 f.write(" ctx_log_pred_write(ctx, %s%sN);\n" % \
494 print("Bad register parse: ", regtype, regid)
495 elif (regtype == "C"):
497 f.write(" gen_write_ctrl_reg_pair(ctx, %s%sN, %s%sV);\n" % \
498 (regtype, regid, regtype, regid))
500 f.write(" gen_write_ctrl_reg(ctx, %s%sN, %s%sV);\n" % \
501 (regtype, regid, regtype, regid))
503 print("Bad register parse: ", regtype, regid)
505 print("Bad register parse: ", regtype, regid)
507 def genptr_dst_write_ext(f, tag, regtype, regid, newv="EXT_DFL"):
509 if (regid in {"dd", "xx", "yy"}):
510 if ('A_CONDEXEC' in hex_common.attribdict[tag]):
511 is_predicated = "true"
513 is_predicated = "false"
514 f.write(" gen_log_vreg_write_pair(ctx, %s%sV_off, %s%sN, " % \
515 (regtype, regid, regtype, regid))
516 f.write("%s, insn->slot, %s);\n" % \
517 (newv, is_predicated))
518 f.write(" ctx_log_vreg_write_pair(ctx, %s%sN, %s,\n" % \
519 (regtype, regid, newv))
520 f.write(" %s);\n" % (is_predicated))
521 elif (regid in {"d", "x", "y"}):
522 if ('A_CONDEXEC' in hex_common.attribdict[tag]):
523 is_predicated = "true"
525 is_predicated = "false"
526 f.write(" gen_log_vreg_write(ctx, %s%sV_off, %s%sN, %s, " % \
527 (regtype, regid, regtype, regid, newv))
528 f.write("insn->slot, %s);\n" % \
530 f.write(" ctx_log_vreg_write(ctx, %s%sN, %s, %s);\n" % \
531 (regtype, regid, newv, is_predicated))
533 print("Bad register parse: ", regtype, regid)
534 elif (regtype == "Q"):
535 if (regid in {"d", "e", "x"}):
536 if ('A_CONDEXEC' in hex_common.attribdict[tag]):
537 is_predicated = "true"
539 is_predicated = "false"
540 f.write(" gen_log_qreg_write(%s%sV_off, %s%sN, %s, " % \
541 (regtype, regid, regtype, regid, newv))
542 f.write("insn->slot, %s);\n" % (is_predicated))
543 f.write(" ctx_log_qreg_write(ctx, %s%sN, %s);\n" % \
544 (regtype, regid, is_predicated))
546 print("Bad register parse: ", regtype, regid)
548 print("Bad register parse: ", regtype, regid)
550 def genptr_dst_write_opn(f,regtype, regid, tag):
551 if (hex_common.is_pair(regid)):
552 if (hex_common.is_hvx_reg(regtype)):
553 if (hex_common.is_tmp_result(tag)):
554 genptr_dst_write_ext(f, tag, regtype, regid, "EXT_TMP")
556 genptr_dst_write_ext(f, tag, regtype, regid)
558 genptr_dst_write(f, tag, regtype, regid)
559 elif (hex_common.is_single(regid)):
560 if (hex_common.is_hvx_reg(regtype)):
561 if (hex_common.is_new_result(tag)):
562 genptr_dst_write_ext(f, tag, regtype, regid, "EXT_NEW")
563 elif (hex_common.is_tmp_result(tag)):
564 genptr_dst_write_ext(f, tag, regtype, regid, "EXT_TMP")
566 genptr_dst_write_ext(f, tag, regtype, regid, "EXT_DFL")
568 genptr_dst_write(f, tag, regtype, regid)
570 print("Bad register parse: ",regtype,regid,toss,numregs)
573 ## Generate the TCG code to call the helper
574 ## For A2_add: Rd32=add(Rs32,Rt32), { RdV=RsV+RtV;}
576 ## static void generate_A2_add(DisasContext *ctx)
578 ## TCGv RdV = tcg_temp_local_new();
579 ## const int RdN = insn->regno[0];
580 ## TCGv RsV = hex_gpr[insn->regno[1]];
581 ## TCGv RtV = hex_gpr[insn->regno[2]];
583 ## gen_log_reg_write(RdN, RdV);
584 ## ctx_log_reg_write(ctx, RdN);
585 ## tcg_temp_free(RdV);
588 ## where <GEN> depends on hex_common.skip_qemu_helper(tag)
589 ## if hex_common.skip_qemu_helper(tag) is True
590 ## <GEN> is fGEN_TCG_A2_add({ RdV=RsV+RtV;});
591 ## if hex_common.skip_qemu_helper(tag) is False
592 ## <GEN> is gen_helper_A2_add(RdV, cpu_env, RsV, RtV);
594 def gen_tcg_func(f, tag, regs, imms):
595 f.write("static void generate_%s(DisasContext *ctx)\n" %tag)
598 f.write(" Insn *insn __attribute__((unused)) = ctx->insn;\n")
600 if hex_common.need_ea(tag): gen_decl_ea_tcg(f, tag)
602 ## Declare all the operands (regs and immediates)
603 for regtype,regid,toss,numregs in regs:
604 genptr_decl_opn(f, tag, regtype, regid, toss, numregs, i)
606 for immlett,bits,immshift in imms:
607 genptr_decl_imm(f,immlett)
609 if 'A_PRIV' in hex_common.attribdict[tag]:
610 f.write(' fCHECKFORPRIV();\n')
611 if 'A_GUEST' in hex_common.attribdict[tag]:
612 f.write(' fCHECKFORGUEST();\n')
614 ## Read all the inputs
615 for regtype,regid,toss,numregs in regs:
616 if (hex_common.is_read(regid)):
617 genptr_src_read_opn(f,regtype,regid,tag)
619 if hex_common.is_idef_parser_enabled(tag):
622 for regtype,regid,toss,numregs in regs:
623 if (hex_common.is_pair(regid)
624 or (hex_common.is_single(regid)
625 and hex_common.is_old_val(regtype, regid, tag))):
626 declared.append("%s%sV" % (regtype, regid))
628 declared.append("%s%sN" % (regtype, regid))
629 elif hex_common.is_new_val(regtype, regid, tag):
630 declared.append("%s%sN" % (regtype,regid))
632 print("Bad register parse: ",regtype,regid,toss,numregs)
635 for immlett,bits,immshift in imms:
636 declared.append(hex_common.imm_name(immlett))
638 arguments = ", ".join(["ctx", "ctx->insn", "ctx->pkt"] + declared)
639 f.write(" emit_%s(%s);\n" % (tag, arguments))
641 elif ( hex_common.skip_qemu_helper(tag) ):
642 f.write(" fGEN_TCG_%s(%s);\n" % (tag, hex_common.semdict[tag]))
644 ## Generate the call to the helper
645 for immlett,bits,immshift in imms:
646 gen_helper_decl_imm(f,immlett)
647 if hex_common.need_pkt_has_multi_cof(tag):
648 f.write(" TCGv pkt_has_multi_cof = ")
649 f.write("tcg_constant_tl(ctx->pkt->pkt_has_multi_cof);\n")
650 if hex_common.need_part1(tag):
651 f.write(" TCGv part1 = tcg_constant_tl(insn->part1);\n")
652 if hex_common.need_slot(tag):
653 f.write(" TCGv slot = tcg_constant_tl(insn->slot);\n")
654 if hex_common.need_PC(tag):
655 f.write(" TCGv PC = tcg_constant_tl(ctx->pkt->pc);\n")
656 if hex_common.helper_needs_next_PC(tag):
657 f.write(" TCGv next_PC = tcg_constant_tl(ctx->next_PC);\n")
658 f.write(" gen_helper_%s(" % (tag))
660 ## If there is a scalar result, it is the return type
661 for regtype,regid,toss,numregs in regs:
662 if (hex_common.is_written(regid)):
663 if (hex_common.is_hvx_reg(regtype)):
665 gen_helper_call_opn(f, tag, regtype, regid, toss, numregs, i)
667 if (i > 0): f.write(", ")
670 for regtype,regid,toss,numregs in regs:
671 if (hex_common.is_written(regid)):
672 if (not hex_common.is_hvx_reg(regtype)):
674 gen_helper_call_opn(f, tag, regtype, regid, toss, numregs, i)
676 for regtype,regid,toss,numregs in regs:
677 if (hex_common.is_read(regid)):
678 if (hex_common.is_hvx_reg(regtype) and
679 hex_common.is_readwrite(regid)):
681 gen_helper_call_opn(f, tag, regtype, regid, toss, numregs, i)
683 for immlett,bits,immshift in imms:
684 gen_helper_call_imm(f,immlett)
686 if hex_common.need_pkt_has_multi_cof(tag):
687 f.write(", pkt_has_multi_cof")
688 if hex_common.need_PC(tag): f.write(", PC")
689 if hex_common.helper_needs_next_PC(tag): f.write(", next_PC")
690 if hex_common.need_slot(tag): f.write(", slot")
691 if hex_common.need_part1(tag): f.write(", part1" )
694 ## Write all the outputs
695 for regtype,regid,toss,numregs in regs:
696 if (hex_common.is_written(regid)):
697 genptr_dst_write_opn(f,regtype, regid, tag)
699 ## Free all the operands (regs and immediates)
700 if hex_common.need_ea(tag): gen_free_ea_tcg(f)
701 for regtype,regid,toss,numregs in regs:
702 genptr_free_opn(f,regtype,regid,i,tag)
707 def gen_def_tcg_func(f, tag, tagregs, tagimms):
711 gen_tcg_func(f, tag, regs, imms)
714 hex_common.read_semantics_file(sys.argv[1])
715 hex_common.read_attribs_file(sys.argv[2])
716 hex_common.read_overrides_file(sys.argv[3])
717 hex_common.read_overrides_file(sys.argv[4])
718 hex_common.calculate_attribs()
719 ## Whether or not idef-parser is enabled is
720 ## determined by the number of arguments to
723 ## 5 args. -> not enabled,
724 ## 6 args. -> idef-parser enabled.
726 ## The 6:th arg. then holds a list of the successfully
727 ## parsed instructions.
728 is_idef_parser_enabled = len(sys.argv) > 6
729 if is_idef_parser_enabled:
730 hex_common.read_idef_parser_enabled_file(sys.argv[5])
731 tagregs = hex_common.get_tagregs()
732 tagimms = hex_common.get_tagimms()
734 output_file = sys.argv[-1]
735 with open(output_file, 'w') as f:
736 f.write("#ifndef HEXAGON_TCG_FUNCS_H\n")
737 f.write("#define HEXAGON_TCG_FUNCS_H\n\n")
738 if is_idef_parser_enabled:
739 f.write("#include \"idef-generated-emitter.h.inc\"\n\n")
741 for tag in hex_common.tags:
742 ## Skip the priv instructions
743 if ( "A_PRIV" in hex_common.attribdict[tag] ) :
745 ## Skip the guest instructions
746 if ( "A_GUEST" in hex_common.attribdict[tag] ) :
748 ## Skip the diag instructions
749 if ( tag == "Y6_diag" ) :
751 if ( tag == "Y6_diag0" ) :
753 if ( tag == "Y6_diag1" ) :
756 gen_def_tcg_func(f, tag, tagregs, tagimms)
758 f.write("#endif /* HEXAGON_TCG_FUNCS_H */\n")
760 if __name__ == "__main__":