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CommitLineData
951c6300
RH
1/*
2 * Tiny Code Generator for QEMU
3 *
4 * Copyright (c) 2008 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
757e725b 25#include "qemu/osdep.h"
63c91552 26#include "exec/exec-all.h"
dcb32f1d
PMD
27#include "tcg/tcg.h"
28#include "tcg/tcg-op.h"
29#include "tcg/tcg-mo.h"
dcdaadb6
LV
30#include "trace-tcg.h"
31#include "trace/mem.h"
e6d86bed 32#include "exec/plugin-gen.h"
951c6300 33
3a13c3f3
RH
34/* Reduce the number of ifdefs below. This assumes that all uses of
35 TCGV_HIGH and TCGV_LOW are properly protected by a conditional that
36 the compiler can eliminate. */
37#if TCG_TARGET_REG_BITS == 64
38extern TCGv_i32 TCGV_LOW_link_error(TCGv_i64);
39extern TCGv_i32 TCGV_HIGH_link_error(TCGv_i64);
40#define TCGV_LOW TCGV_LOW_link_error
41#define TCGV_HIGH TCGV_HIGH_link_error
42#endif
951c6300 43
b7e8b17a 44void tcg_gen_op1(TCGOpcode opc, TCGArg a1)
951c6300 45{
b7e8b17a 46 TCGOp *op = tcg_emit_op(opc);
75e8b9b7 47 op->args[0] = a1;
951c6300
RH
48}
49
b7e8b17a 50void tcg_gen_op2(TCGOpcode opc, TCGArg a1, TCGArg a2)
951c6300 51{
b7e8b17a 52 TCGOp *op = tcg_emit_op(opc);
75e8b9b7
RH
53 op->args[0] = a1;
54 op->args[1] = a2;
951c6300
RH
55}
56
b7e8b17a 57void tcg_gen_op3(TCGOpcode opc, TCGArg a1, TCGArg a2, TCGArg a3)
951c6300 58{
b7e8b17a 59 TCGOp *op = tcg_emit_op(opc);
75e8b9b7
RH
60 op->args[0] = a1;
61 op->args[1] = a2;
62 op->args[2] = a3;
951c6300
RH
63}
64
b7e8b17a 65void tcg_gen_op4(TCGOpcode opc, TCGArg a1, TCGArg a2, TCGArg a3, TCGArg a4)
951c6300 66{
b7e8b17a 67 TCGOp *op = tcg_emit_op(opc);
75e8b9b7
RH
68 op->args[0] = a1;
69 op->args[1] = a2;
70 op->args[2] = a3;
71 op->args[3] = a4;
951c6300
RH
72}
73
b7e8b17a
RH
74void tcg_gen_op5(TCGOpcode opc, TCGArg a1, TCGArg a2, TCGArg a3,
75 TCGArg a4, TCGArg a5)
951c6300 76{
b7e8b17a 77 TCGOp *op = tcg_emit_op(opc);
75e8b9b7
RH
78 op->args[0] = a1;
79 op->args[1] = a2;
80 op->args[2] = a3;
81 op->args[3] = a4;
82 op->args[4] = a5;
951c6300
RH
83}
84
b7e8b17a
RH
85void tcg_gen_op6(TCGOpcode opc, TCGArg a1, TCGArg a2, TCGArg a3,
86 TCGArg a4, TCGArg a5, TCGArg a6)
951c6300 87{
b7e8b17a 88 TCGOp *op = tcg_emit_op(opc);
75e8b9b7
RH
89 op->args[0] = a1;
90 op->args[1] = a2;
91 op->args[2] = a3;
92 op->args[3] = a4;
93 op->args[4] = a5;
94 op->args[5] = a6;
951c6300
RH
95}
96
f65e19bc
PK
97void tcg_gen_mb(TCGBar mb_type)
98{
b1311c4a 99 if (tcg_ctx->tb_cflags & CF_PARALLEL) {
b7e8b17a 100 tcg_gen_op1(INDEX_op_mb, mb_type);
f65e19bc
PK
101 }
102}
103
951c6300
RH
104/* 32 bit ops */
105
11d11d61
RH
106void tcg_gen_movi_i32(TCGv_i32 ret, int32_t arg)
107{
108 tcg_gen_mov_i32(ret, tcg_constant_i32(arg));
109}
110
951c6300
RH
111void tcg_gen_addi_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
112{
113 /* some cases can be optimized here */
114 if (arg2 == 0) {
115 tcg_gen_mov_i32(ret, arg1);
116 } else {
11d11d61 117 tcg_gen_add_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
118 }
119}
120
121void tcg_gen_subfi_i32(TCGv_i32 ret, int32_t arg1, TCGv_i32 arg2)
122{
123 if (arg1 == 0 && TCG_TARGET_HAS_neg_i32) {
124 /* Don't recurse with tcg_gen_neg_i32. */
125 tcg_gen_op2_i32(INDEX_op_neg_i32, ret, arg2);
126 } else {
11d11d61 127 tcg_gen_sub_i32(ret, tcg_constant_i32(arg1), arg2);
951c6300
RH
128 }
129}
130
131void tcg_gen_subi_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
132{
133 /* some cases can be optimized here */
134 if (arg2 == 0) {
135 tcg_gen_mov_i32(ret, arg1);
136 } else {
11d11d61 137 tcg_gen_sub_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
138 }
139}
140
474b2e8f 141void tcg_gen_andi_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
951c6300 142{
951c6300
RH
143 /* Some cases can be optimized here. */
144 switch (arg2) {
145 case 0:
146 tcg_gen_movi_i32(ret, 0);
147 return;
474b2e8f 148 case -1:
951c6300
RH
149 tcg_gen_mov_i32(ret, arg1);
150 return;
474b2e8f 151 case 0xff:
951c6300
RH
152 /* Don't recurse with tcg_gen_ext8u_i32. */
153 if (TCG_TARGET_HAS_ext8u_i32) {
154 tcg_gen_op2_i32(INDEX_op_ext8u_i32, ret, arg1);
155 return;
156 }
157 break;
474b2e8f 158 case 0xffff:
951c6300
RH
159 if (TCG_TARGET_HAS_ext16u_i32) {
160 tcg_gen_op2_i32(INDEX_op_ext16u_i32, ret, arg1);
161 return;
162 }
163 break;
164 }
11d11d61
RH
165
166 tcg_gen_and_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
167}
168
169void tcg_gen_ori_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
170{
171 /* Some cases can be optimized here. */
172 if (arg2 == -1) {
173 tcg_gen_movi_i32(ret, -1);
174 } else if (arg2 == 0) {
175 tcg_gen_mov_i32(ret, arg1);
176 } else {
11d11d61 177 tcg_gen_or_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
178 }
179}
180
181void tcg_gen_xori_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
182{
183 /* Some cases can be optimized here. */
184 if (arg2 == 0) {
185 tcg_gen_mov_i32(ret, arg1);
186 } else if (arg2 == -1 && TCG_TARGET_HAS_not_i32) {
187 /* Don't recurse with tcg_gen_not_i32. */
188 tcg_gen_op2_i32(INDEX_op_not_i32, ret, arg1);
189 } else {
11d11d61 190 tcg_gen_xor_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
191 }
192}
193
474b2e8f 194void tcg_gen_shli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
951c6300 195{
474b2e8f 196 tcg_debug_assert(arg2 >= 0 && arg2 < 32);
951c6300
RH
197 if (arg2 == 0) {
198 tcg_gen_mov_i32(ret, arg1);
199 } else {
11d11d61 200 tcg_gen_shl_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
201 }
202}
203
474b2e8f 204void tcg_gen_shri_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
951c6300 205{
474b2e8f 206 tcg_debug_assert(arg2 >= 0 && arg2 < 32);
951c6300
RH
207 if (arg2 == 0) {
208 tcg_gen_mov_i32(ret, arg1);
209 } else {
11d11d61 210 tcg_gen_shr_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
211 }
212}
213
474b2e8f 214void tcg_gen_sari_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
951c6300 215{
474b2e8f 216 tcg_debug_assert(arg2 >= 0 && arg2 < 32);
951c6300
RH
217 if (arg2 == 0) {
218 tcg_gen_mov_i32(ret, arg1);
219 } else {
11d11d61 220 tcg_gen_sar_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
221 }
222}
223
42a268c2 224void tcg_gen_brcond_i32(TCGCond cond, TCGv_i32 arg1, TCGv_i32 arg2, TCGLabel *l)
951c6300
RH
225{
226 if (cond == TCG_COND_ALWAYS) {
42a268c2 227 tcg_gen_br(l);
951c6300 228 } else if (cond != TCG_COND_NEVER) {
d88a117e 229 l->refs++;
42a268c2 230 tcg_gen_op4ii_i32(INDEX_op_brcond_i32, arg1, arg2, cond, label_arg(l));
951c6300
RH
231 }
232}
233
42a268c2 234void tcg_gen_brcondi_i32(TCGCond cond, TCGv_i32 arg1, int32_t arg2, TCGLabel *l)
951c6300 235{
37ed3bf1
RH
236 if (cond == TCG_COND_ALWAYS) {
237 tcg_gen_br(l);
238 } else if (cond != TCG_COND_NEVER) {
11d11d61 239 tcg_gen_brcond_i32(cond, arg1, tcg_constant_i32(arg2), l);
37ed3bf1 240 }
951c6300
RH
241}
242
243void tcg_gen_setcond_i32(TCGCond cond, TCGv_i32 ret,
244 TCGv_i32 arg1, TCGv_i32 arg2)
245{
246 if (cond == TCG_COND_ALWAYS) {
247 tcg_gen_movi_i32(ret, 1);
248 } else if (cond == TCG_COND_NEVER) {
249 tcg_gen_movi_i32(ret, 0);
250 } else {
251 tcg_gen_op4i_i32(INDEX_op_setcond_i32, ret, arg1, arg2, cond);
252 }
253}
254
255void tcg_gen_setcondi_i32(TCGCond cond, TCGv_i32 ret,
256 TCGv_i32 arg1, int32_t arg2)
257{
11d11d61 258 tcg_gen_setcond_i32(cond, ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
259}
260
261void tcg_gen_muli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
262{
b2e3ae94
RH
263 if (arg2 == 0) {
264 tcg_gen_movi_i32(ret, 0);
265 } else if (is_power_of_2(arg2)) {
266 tcg_gen_shli_i32(ret, arg1, ctz32(arg2));
267 } else {
11d11d61 268 tcg_gen_mul_i32(ret, arg1, tcg_constant_i32(arg2));
b2e3ae94 269 }
951c6300
RH
270}
271
272void tcg_gen_div_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
273{
274 if (TCG_TARGET_HAS_div_i32) {
275 tcg_gen_op3_i32(INDEX_op_div_i32, ret, arg1, arg2);
276 } else if (TCG_TARGET_HAS_div2_i32) {
277 TCGv_i32 t0 = tcg_temp_new_i32();
278 tcg_gen_sari_i32(t0, arg1, 31);
279 tcg_gen_op5_i32(INDEX_op_div2_i32, ret, t0, arg1, t0, arg2);
280 tcg_temp_free_i32(t0);
281 } else {
282 gen_helper_div_i32(ret, arg1, arg2);
283 }
284}
285
286void tcg_gen_rem_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
287{
288 if (TCG_TARGET_HAS_rem_i32) {
289 tcg_gen_op3_i32(INDEX_op_rem_i32, ret, arg1, arg2);
290 } else if (TCG_TARGET_HAS_div_i32) {
291 TCGv_i32 t0 = tcg_temp_new_i32();
292 tcg_gen_op3_i32(INDEX_op_div_i32, t0, arg1, arg2);
293 tcg_gen_mul_i32(t0, t0, arg2);
294 tcg_gen_sub_i32(ret, arg1, t0);
295 tcg_temp_free_i32(t0);
296 } else if (TCG_TARGET_HAS_div2_i32) {
297 TCGv_i32 t0 = tcg_temp_new_i32();
298 tcg_gen_sari_i32(t0, arg1, 31);
299 tcg_gen_op5_i32(INDEX_op_div2_i32, t0, ret, arg1, t0, arg2);
300 tcg_temp_free_i32(t0);
301 } else {
302 gen_helper_rem_i32(ret, arg1, arg2);
303 }
304}
305
306void tcg_gen_divu_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
307{
308 if (TCG_TARGET_HAS_div_i32) {
309 tcg_gen_op3_i32(INDEX_op_divu_i32, ret, arg1, arg2);
310 } else if (TCG_TARGET_HAS_div2_i32) {
311 TCGv_i32 t0 = tcg_temp_new_i32();
312 tcg_gen_movi_i32(t0, 0);
313 tcg_gen_op5_i32(INDEX_op_divu2_i32, ret, t0, arg1, t0, arg2);
314 tcg_temp_free_i32(t0);
315 } else {
316 gen_helper_divu_i32(ret, arg1, arg2);
317 }
318}
319
320void tcg_gen_remu_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
321{
322 if (TCG_TARGET_HAS_rem_i32) {
323 tcg_gen_op3_i32(INDEX_op_remu_i32, ret, arg1, arg2);
324 } else if (TCG_TARGET_HAS_div_i32) {
325 TCGv_i32 t0 = tcg_temp_new_i32();
326 tcg_gen_op3_i32(INDEX_op_divu_i32, t0, arg1, arg2);
327 tcg_gen_mul_i32(t0, t0, arg2);
328 tcg_gen_sub_i32(ret, arg1, t0);
329 tcg_temp_free_i32(t0);
330 } else if (TCG_TARGET_HAS_div2_i32) {
331 TCGv_i32 t0 = tcg_temp_new_i32();
332 tcg_gen_movi_i32(t0, 0);
333 tcg_gen_op5_i32(INDEX_op_divu2_i32, t0, ret, arg1, t0, arg2);
334 tcg_temp_free_i32(t0);
335 } else {
336 gen_helper_remu_i32(ret, arg1, arg2);
337 }
338}
339
340void tcg_gen_andc_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
341{
342 if (TCG_TARGET_HAS_andc_i32) {
343 tcg_gen_op3_i32(INDEX_op_andc_i32, ret, arg1, arg2);
344 } else {
345 TCGv_i32 t0 = tcg_temp_new_i32();
346 tcg_gen_not_i32(t0, arg2);
347 tcg_gen_and_i32(ret, arg1, t0);
348 tcg_temp_free_i32(t0);
349 }
350}
351
352void tcg_gen_eqv_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
353{
354 if (TCG_TARGET_HAS_eqv_i32) {
355 tcg_gen_op3_i32(INDEX_op_eqv_i32, ret, arg1, arg2);
356 } else {
357 tcg_gen_xor_i32(ret, arg1, arg2);
358 tcg_gen_not_i32(ret, ret);
359 }
360}
361
362void tcg_gen_nand_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
363{
364 if (TCG_TARGET_HAS_nand_i32) {
365 tcg_gen_op3_i32(INDEX_op_nand_i32, ret, arg1, arg2);
366 } else {
367 tcg_gen_and_i32(ret, arg1, arg2);
368 tcg_gen_not_i32(ret, ret);
369 }
370}
371
372void tcg_gen_nor_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
373{
374 if (TCG_TARGET_HAS_nor_i32) {
375 tcg_gen_op3_i32(INDEX_op_nor_i32, ret, arg1, arg2);
376 } else {
377 tcg_gen_or_i32(ret, arg1, arg2);
378 tcg_gen_not_i32(ret, ret);
379 }
380}
381
382void tcg_gen_orc_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
383{
384 if (TCG_TARGET_HAS_orc_i32) {
385 tcg_gen_op3_i32(INDEX_op_orc_i32, ret, arg1, arg2);
386 } else {
387 TCGv_i32 t0 = tcg_temp_new_i32();
388 tcg_gen_not_i32(t0, arg2);
389 tcg_gen_or_i32(ret, arg1, t0);
390 tcg_temp_free_i32(t0);
391 }
392}
393
0e28d006
RH
394void tcg_gen_clz_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
395{
396 if (TCG_TARGET_HAS_clz_i32) {
397 tcg_gen_op3_i32(INDEX_op_clz_i32, ret, arg1, arg2);
398 } else if (TCG_TARGET_HAS_clz_i64) {
399 TCGv_i64 t1 = tcg_temp_new_i64();
400 TCGv_i64 t2 = tcg_temp_new_i64();
401 tcg_gen_extu_i32_i64(t1, arg1);
402 tcg_gen_extu_i32_i64(t2, arg2);
403 tcg_gen_addi_i64(t2, t2, 32);
404 tcg_gen_clz_i64(t1, t1, t2);
405 tcg_gen_extrl_i64_i32(ret, t1);
406 tcg_temp_free_i64(t1);
407 tcg_temp_free_i64(t2);
408 tcg_gen_subi_i32(ret, ret, 32);
409 } else {
410 gen_helper_clz_i32(ret, arg1, arg2);
411 }
412}
413
414void tcg_gen_clzi_i32(TCGv_i32 ret, TCGv_i32 arg1, uint32_t arg2)
415{
11d11d61 416 tcg_gen_clz_i32(ret, arg1, tcg_constant_i32(arg2));
0e28d006
RH
417}
418
419void tcg_gen_ctz_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
420{
421 if (TCG_TARGET_HAS_ctz_i32) {
422 tcg_gen_op3_i32(INDEX_op_ctz_i32, ret, arg1, arg2);
423 } else if (TCG_TARGET_HAS_ctz_i64) {
424 TCGv_i64 t1 = tcg_temp_new_i64();
425 TCGv_i64 t2 = tcg_temp_new_i64();
426 tcg_gen_extu_i32_i64(t1, arg1);
427 tcg_gen_extu_i32_i64(t2, arg2);
428 tcg_gen_ctz_i64(t1, t1, t2);
429 tcg_gen_extrl_i64_i32(ret, t1);
430 tcg_temp_free_i64(t1);
431 tcg_temp_free_i64(t2);
14e99210
RH
432 } else if (TCG_TARGET_HAS_ctpop_i32
433 || TCG_TARGET_HAS_ctpop_i64
434 || TCG_TARGET_HAS_clz_i32
435 || TCG_TARGET_HAS_clz_i64) {
436 TCGv_i32 z, t = tcg_temp_new_i32();
437
438 if (TCG_TARGET_HAS_ctpop_i32 || TCG_TARGET_HAS_ctpop_i64) {
439 tcg_gen_subi_i32(t, arg1, 1);
440 tcg_gen_andc_i32(t, t, arg1);
441 tcg_gen_ctpop_i32(t, t);
442 } else {
443 /* Since all non-x86 hosts have clz(0) == 32, don't fight it. */
444 tcg_gen_neg_i32(t, arg1);
445 tcg_gen_and_i32(t, t, arg1);
446 tcg_gen_clzi_i32(t, t, 32);
447 tcg_gen_xori_i32(t, t, 31);
448 }
11d11d61 449 z = tcg_constant_i32(0);
14e99210
RH
450 tcg_gen_movcond_i32(TCG_COND_EQ, ret, arg1, z, arg2, t);
451 tcg_temp_free_i32(t);
0e28d006
RH
452 } else {
453 gen_helper_ctz_i32(ret, arg1, arg2);
454 }
455}
456
457void tcg_gen_ctzi_i32(TCGv_i32 ret, TCGv_i32 arg1, uint32_t arg2)
458{
14e99210
RH
459 if (!TCG_TARGET_HAS_ctz_i32 && TCG_TARGET_HAS_ctpop_i32 && arg2 == 32) {
460 /* This equivalence has the advantage of not requiring a fixup. */
461 TCGv_i32 t = tcg_temp_new_i32();
462 tcg_gen_subi_i32(t, arg1, 1);
463 tcg_gen_andc_i32(t, t, arg1);
464 tcg_gen_ctpop_i32(ret, t);
465 tcg_temp_free_i32(t);
466 } else {
11d11d61 467 tcg_gen_ctz_i32(ret, arg1, tcg_constant_i32(arg2));
14e99210 468 }
0e28d006
RH
469}
470
086920c2
RH
471void tcg_gen_clrsb_i32(TCGv_i32 ret, TCGv_i32 arg)
472{
473 if (TCG_TARGET_HAS_clz_i32) {
474 TCGv_i32 t = tcg_temp_new_i32();
475 tcg_gen_sari_i32(t, arg, 31);
476 tcg_gen_xor_i32(t, t, arg);
477 tcg_gen_clzi_i32(t, t, 32);
478 tcg_gen_subi_i32(ret, t, 1);
479 tcg_temp_free_i32(t);
480 } else {
481 gen_helper_clrsb_i32(ret, arg);
482 }
483}
484
a768e4e9
RH
485void tcg_gen_ctpop_i32(TCGv_i32 ret, TCGv_i32 arg1)
486{
487 if (TCG_TARGET_HAS_ctpop_i32) {
488 tcg_gen_op2_i32(INDEX_op_ctpop_i32, ret, arg1);
489 } else if (TCG_TARGET_HAS_ctpop_i64) {
490 TCGv_i64 t = tcg_temp_new_i64();
491 tcg_gen_extu_i32_i64(t, arg1);
492 tcg_gen_ctpop_i64(t, t);
493 tcg_gen_extrl_i64_i32(ret, t);
494 tcg_temp_free_i64(t);
495 } else {
496 gen_helper_ctpop_i32(ret, arg1);
497 }
498}
499
951c6300
RH
500void tcg_gen_rotl_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
501{
502 if (TCG_TARGET_HAS_rot_i32) {
503 tcg_gen_op3_i32(INDEX_op_rotl_i32, ret, arg1, arg2);
504 } else {
505 TCGv_i32 t0, t1;
506
507 t0 = tcg_temp_new_i32();
508 t1 = tcg_temp_new_i32();
509 tcg_gen_shl_i32(t0, arg1, arg2);
510 tcg_gen_subfi_i32(t1, 32, arg2);
511 tcg_gen_shr_i32(t1, arg1, t1);
512 tcg_gen_or_i32(ret, t0, t1);
513 tcg_temp_free_i32(t0);
514 tcg_temp_free_i32(t1);
515 }
516}
517
07dada03 518void tcg_gen_rotli_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
951c6300 519{
07dada03 520 tcg_debug_assert(arg2 >= 0 && arg2 < 32);
951c6300
RH
521 /* some cases can be optimized here */
522 if (arg2 == 0) {
523 tcg_gen_mov_i32(ret, arg1);
524 } else if (TCG_TARGET_HAS_rot_i32) {
11d11d61 525 tcg_gen_rotl_i32(ret, arg1, tcg_constant_i32(arg2));
951c6300
RH
526 } else {
527 TCGv_i32 t0, t1;
528 t0 = tcg_temp_new_i32();
529 t1 = tcg_temp_new_i32();
530 tcg_gen_shli_i32(t0, arg1, arg2);
531 tcg_gen_shri_i32(t1, arg1, 32 - arg2);
532 tcg_gen_or_i32(ret, t0, t1);
533 tcg_temp_free_i32(t0);
534 tcg_temp_free_i32(t1);
535 }
536}
537
538void tcg_gen_rotr_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
539{
540 if (TCG_TARGET_HAS_rot_i32) {
541 tcg_gen_op3_i32(INDEX_op_rotr_i32, ret, arg1, arg2);
542 } else {
543 TCGv_i32 t0, t1;
544
545 t0 = tcg_temp_new_i32();
546 t1 = tcg_temp_new_i32();
547 tcg_gen_shr_i32(t0, arg1, arg2);
548 tcg_gen_subfi_i32(t1, 32, arg2);
549 tcg_gen_shl_i32(t1, arg1, t1);
550 tcg_gen_or_i32(ret, t0, t1);
551 tcg_temp_free_i32(t0);
552 tcg_temp_free_i32(t1);
553 }
554}
555
07dada03 556void tcg_gen_rotri_i32(TCGv_i32 ret, TCGv_i32 arg1, int32_t arg2)
951c6300 557{
07dada03 558 tcg_debug_assert(arg2 >= 0 && arg2 < 32);
951c6300
RH
559 /* some cases can be optimized here */
560 if (arg2 == 0) {
561 tcg_gen_mov_i32(ret, arg1);
562 } else {
563 tcg_gen_rotli_i32(ret, arg1, 32 - arg2);
564 }
565}
566
567void tcg_gen_deposit_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2,
568 unsigned int ofs, unsigned int len)
569{
570 uint32_t mask;
571 TCGv_i32 t1;
572
573 tcg_debug_assert(ofs < 32);
0d0d309d 574 tcg_debug_assert(len > 0);
951c6300
RH
575 tcg_debug_assert(len <= 32);
576 tcg_debug_assert(ofs + len <= 32);
577
0d0d309d 578 if (len == 32) {
951c6300
RH
579 tcg_gen_mov_i32(ret, arg2);
580 return;
581 }
582 if (TCG_TARGET_HAS_deposit_i32 && TCG_TARGET_deposit_i32_valid(ofs, len)) {
583 tcg_gen_op5ii_i32(INDEX_op_deposit_i32, ret, arg1, arg2, ofs, len);
584 return;
585 }
586
951c6300
RH
587 t1 = tcg_temp_new_i32();
588
b0a60567
RH
589 if (TCG_TARGET_HAS_extract2_i32) {
590 if (ofs + len == 32) {
591 tcg_gen_shli_i32(t1, arg1, len);
592 tcg_gen_extract2_i32(ret, t1, arg2, len);
593 goto done;
594 }
595 if (ofs == 0) {
596 tcg_gen_extract2_i32(ret, arg1, arg2, len);
597 tcg_gen_rotli_i32(ret, ret, len);
598 goto done;
599 }
600 }
601
602 mask = (1u << len) - 1;
951c6300
RH
603 if (ofs + len < 32) {
604 tcg_gen_andi_i32(t1, arg2, mask);
605 tcg_gen_shli_i32(t1, t1, ofs);
606 } else {
607 tcg_gen_shli_i32(t1, arg2, ofs);
608 }
609 tcg_gen_andi_i32(ret, arg1, ~(mask << ofs));
610 tcg_gen_or_i32(ret, ret, t1);
b0a60567 611 done:
951c6300
RH
612 tcg_temp_free_i32(t1);
613}
614
07cc68d5
RH
615void tcg_gen_deposit_z_i32(TCGv_i32 ret, TCGv_i32 arg,
616 unsigned int ofs, unsigned int len)
617{
618 tcg_debug_assert(ofs < 32);
619 tcg_debug_assert(len > 0);
620 tcg_debug_assert(len <= 32);
621 tcg_debug_assert(ofs + len <= 32);
622
623 if (ofs + len == 32) {
624 tcg_gen_shli_i32(ret, arg, ofs);
625 } else if (ofs == 0) {
626 tcg_gen_andi_i32(ret, arg, (1u << len) - 1);
627 } else if (TCG_TARGET_HAS_deposit_i32
628 && TCG_TARGET_deposit_i32_valid(ofs, len)) {
11d11d61 629 TCGv_i32 zero = tcg_constant_i32(0);
07cc68d5 630 tcg_gen_op5ii_i32(INDEX_op_deposit_i32, ret, zero, arg, ofs, len);
07cc68d5
RH
631 } else {
632 /* To help two-operand hosts we prefer to zero-extend first,
633 which allows ARG to stay live. */
634 switch (len) {
635 case 16:
636 if (TCG_TARGET_HAS_ext16u_i32) {
637 tcg_gen_ext16u_i32(ret, arg);
638 tcg_gen_shli_i32(ret, ret, ofs);
639 return;
640 }
641 break;
642 case 8:
643 if (TCG_TARGET_HAS_ext8u_i32) {
644 tcg_gen_ext8u_i32(ret, arg);
645 tcg_gen_shli_i32(ret, ret, ofs);
646 return;
647 }
648 break;
649 }
650 /* Otherwise prefer zero-extension over AND for code size. */
651 switch (ofs + len) {
652 case 16:
653 if (TCG_TARGET_HAS_ext16u_i32) {
654 tcg_gen_shli_i32(ret, arg, ofs);
655 tcg_gen_ext16u_i32(ret, ret);
656 return;
657 }
658 break;
659 case 8:
660 if (TCG_TARGET_HAS_ext8u_i32) {
661 tcg_gen_shli_i32(ret, arg, ofs);
662 tcg_gen_ext8u_i32(ret, ret);
663 return;
664 }
665 break;
666 }
667 tcg_gen_andi_i32(ret, arg, (1u << len) - 1);
668 tcg_gen_shli_i32(ret, ret, ofs);
669 }
670}
671
7ec8bab3
RH
672void tcg_gen_extract_i32(TCGv_i32 ret, TCGv_i32 arg,
673 unsigned int ofs, unsigned int len)
674{
675 tcg_debug_assert(ofs < 32);
676 tcg_debug_assert(len > 0);
677 tcg_debug_assert(len <= 32);
678 tcg_debug_assert(ofs + len <= 32);
679
680 /* Canonicalize certain special cases, even if extract is supported. */
681 if (ofs + len == 32) {
682 tcg_gen_shri_i32(ret, arg, 32 - len);
683 return;
684 }
685 if (ofs == 0) {
686 tcg_gen_andi_i32(ret, arg, (1u << len) - 1);
687 return;
688 }
689
690 if (TCG_TARGET_HAS_extract_i32
691 && TCG_TARGET_extract_i32_valid(ofs, len)) {
692 tcg_gen_op4ii_i32(INDEX_op_extract_i32, ret, arg, ofs, len);
693 return;
694 }
695
696 /* Assume that zero-extension, if available, is cheaper than a shift. */
697 switch (ofs + len) {
698 case 16:
699 if (TCG_TARGET_HAS_ext16u_i32) {
700 tcg_gen_ext16u_i32(ret, arg);
701 tcg_gen_shri_i32(ret, ret, ofs);
702 return;
703 }
704 break;
705 case 8:
706 if (TCG_TARGET_HAS_ext8u_i32) {
707 tcg_gen_ext8u_i32(ret, arg);
708 tcg_gen_shri_i32(ret, ret, ofs);
709 return;
710 }
711 break;
712 }
713
714 /* ??? Ideally we'd know what values are available for immediate AND.
715 Assume that 8 bits are available, plus the special case of 16,
716 so that we get ext8u, ext16u. */
717 switch (len) {
718 case 1 ... 8: case 16:
719 tcg_gen_shri_i32(ret, arg, ofs);
720 tcg_gen_andi_i32(ret, ret, (1u << len) - 1);
721 break;
722 default:
723 tcg_gen_shli_i32(ret, arg, 32 - len - ofs);
724 tcg_gen_shri_i32(ret, ret, 32 - len);
725 break;
726 }
727}
728
729void tcg_gen_sextract_i32(TCGv_i32 ret, TCGv_i32 arg,
730 unsigned int ofs, unsigned int len)
731{
732 tcg_debug_assert(ofs < 32);
733 tcg_debug_assert(len > 0);
734 tcg_debug_assert(len <= 32);
735 tcg_debug_assert(ofs + len <= 32);
736
737 /* Canonicalize certain special cases, even if extract is supported. */
738 if (ofs + len == 32) {
739 tcg_gen_sari_i32(ret, arg, 32 - len);
740 return;
741 }
742 if (ofs == 0) {
743 switch (len) {
744 case 16:
745 tcg_gen_ext16s_i32(ret, arg);
746 return;
747 case 8:
748 tcg_gen_ext8s_i32(ret, arg);
749 return;
750 }
751 }
752
753 if (TCG_TARGET_HAS_sextract_i32
754 && TCG_TARGET_extract_i32_valid(ofs, len)) {
755 tcg_gen_op4ii_i32(INDEX_op_sextract_i32, ret, arg, ofs, len);
756 return;
757 }
758
759 /* Assume that sign-extension, if available, is cheaper than a shift. */
760 switch (ofs + len) {
761 case 16:
762 if (TCG_TARGET_HAS_ext16s_i32) {
763 tcg_gen_ext16s_i32(ret, arg);
764 tcg_gen_sari_i32(ret, ret, ofs);
765 return;
766 }
767 break;
768 case 8:
769 if (TCG_TARGET_HAS_ext8s_i32) {
770 tcg_gen_ext8s_i32(ret, arg);
771 tcg_gen_sari_i32(ret, ret, ofs);
772 return;
773 }
774 break;
775 }
776 switch (len) {
777 case 16:
778 if (TCG_TARGET_HAS_ext16s_i32) {
779 tcg_gen_shri_i32(ret, arg, ofs);
780 tcg_gen_ext16s_i32(ret, ret);
781 return;
782 }
783 break;
784 case 8:
785 if (TCG_TARGET_HAS_ext8s_i32) {
786 tcg_gen_shri_i32(ret, arg, ofs);
787 tcg_gen_ext8s_i32(ret, ret);
788 return;
789 }
790 break;
791 }
792
793 tcg_gen_shli_i32(ret, arg, 32 - len - ofs);
794 tcg_gen_sari_i32(ret, ret, 32 - len);
795}
796
2089fcc9
DH
797/*
798 * Extract 32-bits from a 64-bit input, ah:al, starting from ofs.
799 * Unlike tcg_gen_extract_i32 above, len is fixed at 32.
800 */
801void tcg_gen_extract2_i32(TCGv_i32 ret, TCGv_i32 al, TCGv_i32 ah,
802 unsigned int ofs)
803{
804 tcg_debug_assert(ofs <= 32);
805 if (ofs == 0) {
806 tcg_gen_mov_i32(ret, al);
807 } else if (ofs == 32) {
808 tcg_gen_mov_i32(ret, ah);
809 } else if (al == ah) {
810 tcg_gen_rotri_i32(ret, al, ofs);
fce1296f
RH
811 } else if (TCG_TARGET_HAS_extract2_i32) {
812 tcg_gen_op4i_i32(INDEX_op_extract2_i32, ret, al, ah, ofs);
2089fcc9
DH
813 } else {
814 TCGv_i32 t0 = tcg_temp_new_i32();
815 tcg_gen_shri_i32(t0, al, ofs);
816 tcg_gen_deposit_i32(ret, t0, ah, 32 - ofs, ofs);
817 tcg_temp_free_i32(t0);
818 }
819}
820
951c6300
RH
821void tcg_gen_movcond_i32(TCGCond cond, TCGv_i32 ret, TCGv_i32 c1,
822 TCGv_i32 c2, TCGv_i32 v1, TCGv_i32 v2)
823{
37ed3bf1
RH
824 if (cond == TCG_COND_ALWAYS) {
825 tcg_gen_mov_i32(ret, v1);
826 } else if (cond == TCG_COND_NEVER) {
827 tcg_gen_mov_i32(ret, v2);
828 } else if (TCG_TARGET_HAS_movcond_i32) {
951c6300
RH
829 tcg_gen_op6i_i32(INDEX_op_movcond_i32, ret, c1, c2, v1, v2, cond);
830 } else {
831 TCGv_i32 t0 = tcg_temp_new_i32();
832 TCGv_i32 t1 = tcg_temp_new_i32();
833 tcg_gen_setcond_i32(cond, t0, c1, c2);
834 tcg_gen_neg_i32(t0, t0);
835 tcg_gen_and_i32(t1, v1, t0);
836 tcg_gen_andc_i32(ret, v2, t0);
837 tcg_gen_or_i32(ret, ret, t1);
838 tcg_temp_free_i32(t0);
839 tcg_temp_free_i32(t1);
840 }
841}
842
843void tcg_gen_add2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 al,
844 TCGv_i32 ah, TCGv_i32 bl, TCGv_i32 bh)
845{
846 if (TCG_TARGET_HAS_add2_i32) {
847 tcg_gen_op6_i32(INDEX_op_add2_i32, rl, rh, al, ah, bl, bh);
951c6300
RH
848 } else {
849 TCGv_i64 t0 = tcg_temp_new_i64();
850 TCGv_i64 t1 = tcg_temp_new_i64();
851 tcg_gen_concat_i32_i64(t0, al, ah);
852 tcg_gen_concat_i32_i64(t1, bl, bh);
853 tcg_gen_add_i64(t0, t0, t1);
854 tcg_gen_extr_i64_i32(rl, rh, t0);
855 tcg_temp_free_i64(t0);
856 tcg_temp_free_i64(t1);
857 }
858}
859
860void tcg_gen_sub2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 al,
861 TCGv_i32 ah, TCGv_i32 bl, TCGv_i32 bh)
862{
863 if (TCG_TARGET_HAS_sub2_i32) {
864 tcg_gen_op6_i32(INDEX_op_sub2_i32, rl, rh, al, ah, bl, bh);
951c6300
RH
865 } else {
866 TCGv_i64 t0 = tcg_temp_new_i64();
867 TCGv_i64 t1 = tcg_temp_new_i64();
868 tcg_gen_concat_i32_i64(t0, al, ah);
869 tcg_gen_concat_i32_i64(t1, bl, bh);
870 tcg_gen_sub_i64(t0, t0, t1);
871 tcg_gen_extr_i64_i32(rl, rh, t0);
872 tcg_temp_free_i64(t0);
873 tcg_temp_free_i64(t1);
874 }
875}
876
877void tcg_gen_mulu2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32 arg2)
878{
879 if (TCG_TARGET_HAS_mulu2_i32) {
880 tcg_gen_op4_i32(INDEX_op_mulu2_i32, rl, rh, arg1, arg2);
951c6300
RH
881 } else if (TCG_TARGET_HAS_muluh_i32) {
882 TCGv_i32 t = tcg_temp_new_i32();
883 tcg_gen_op3_i32(INDEX_op_mul_i32, t, arg1, arg2);
884 tcg_gen_op3_i32(INDEX_op_muluh_i32, rh, arg1, arg2);
885 tcg_gen_mov_i32(rl, t);
886 tcg_temp_free_i32(t);
887 } else {
888 TCGv_i64 t0 = tcg_temp_new_i64();
889 TCGv_i64 t1 = tcg_temp_new_i64();
890 tcg_gen_extu_i32_i64(t0, arg1);
891 tcg_gen_extu_i32_i64(t1, arg2);
892 tcg_gen_mul_i64(t0, t0, t1);
893 tcg_gen_extr_i64_i32(rl, rh, t0);
894 tcg_temp_free_i64(t0);
895 tcg_temp_free_i64(t1);
896 }
897}
898
899void tcg_gen_muls2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32 arg2)
900{
901 if (TCG_TARGET_HAS_muls2_i32) {
902 tcg_gen_op4_i32(INDEX_op_muls2_i32, rl, rh, arg1, arg2);
951c6300
RH
903 } else if (TCG_TARGET_HAS_mulsh_i32) {
904 TCGv_i32 t = tcg_temp_new_i32();
905 tcg_gen_op3_i32(INDEX_op_mul_i32, t, arg1, arg2);
906 tcg_gen_op3_i32(INDEX_op_mulsh_i32, rh, arg1, arg2);
907 tcg_gen_mov_i32(rl, t);
908 tcg_temp_free_i32(t);
909 } else if (TCG_TARGET_REG_BITS == 32) {
910 TCGv_i32 t0 = tcg_temp_new_i32();
911 TCGv_i32 t1 = tcg_temp_new_i32();
912 TCGv_i32 t2 = tcg_temp_new_i32();
913 TCGv_i32 t3 = tcg_temp_new_i32();
914 tcg_gen_mulu2_i32(t0, t1, arg1, arg2);
915 /* Adjust for negative inputs. */
916 tcg_gen_sari_i32(t2, arg1, 31);
917 tcg_gen_sari_i32(t3, arg2, 31);
918 tcg_gen_and_i32(t2, t2, arg2);
919 tcg_gen_and_i32(t3, t3, arg1);
920 tcg_gen_sub_i32(rh, t1, t2);
921 tcg_gen_sub_i32(rh, rh, t3);
922 tcg_gen_mov_i32(rl, t0);
923 tcg_temp_free_i32(t0);
924 tcg_temp_free_i32(t1);
925 tcg_temp_free_i32(t2);
926 tcg_temp_free_i32(t3);
927 } else {
928 TCGv_i64 t0 = tcg_temp_new_i64();
929 TCGv_i64 t1 = tcg_temp_new_i64();
930 tcg_gen_ext_i32_i64(t0, arg1);
931 tcg_gen_ext_i32_i64(t1, arg2);
932 tcg_gen_mul_i64(t0, t0, t1);
933 tcg_gen_extr_i64_i32(rl, rh, t0);
934 tcg_temp_free_i64(t0);
935 tcg_temp_free_i64(t1);
936 }
937}
938
5087abfb
RH
939void tcg_gen_mulsu2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32 arg2)
940{
941 if (TCG_TARGET_REG_BITS == 32) {
942 TCGv_i32 t0 = tcg_temp_new_i32();
943 TCGv_i32 t1 = tcg_temp_new_i32();
944 TCGv_i32 t2 = tcg_temp_new_i32();
945 tcg_gen_mulu2_i32(t0, t1, arg1, arg2);
946 /* Adjust for negative input for the signed arg1. */
947 tcg_gen_sari_i32(t2, arg1, 31);
948 tcg_gen_and_i32(t2, t2, arg2);
949 tcg_gen_sub_i32(rh, t1, t2);
950 tcg_gen_mov_i32(rl, t0);
951 tcg_temp_free_i32(t0);
952 tcg_temp_free_i32(t1);
953 tcg_temp_free_i32(t2);
954 } else {
955 TCGv_i64 t0 = tcg_temp_new_i64();
956 TCGv_i64 t1 = tcg_temp_new_i64();
957 tcg_gen_ext_i32_i64(t0, arg1);
958 tcg_gen_extu_i32_i64(t1, arg2);
959 tcg_gen_mul_i64(t0, t0, t1);
960 tcg_gen_extr_i64_i32(rl, rh, t0);
961 tcg_temp_free_i64(t0);
962 tcg_temp_free_i64(t1);
963 }
964}
965
951c6300
RH
966void tcg_gen_ext8s_i32(TCGv_i32 ret, TCGv_i32 arg)
967{
968 if (TCG_TARGET_HAS_ext8s_i32) {
969 tcg_gen_op2_i32(INDEX_op_ext8s_i32, ret, arg);
970 } else {
971 tcg_gen_shli_i32(ret, arg, 24);
972 tcg_gen_sari_i32(ret, ret, 24);
973 }
974}
975
976void tcg_gen_ext16s_i32(TCGv_i32 ret, TCGv_i32 arg)
977{
978 if (TCG_TARGET_HAS_ext16s_i32) {
979 tcg_gen_op2_i32(INDEX_op_ext16s_i32, ret, arg);
980 } else {
981 tcg_gen_shli_i32(ret, arg, 16);
982 tcg_gen_sari_i32(ret, ret, 16);
983 }
984}
985
986void tcg_gen_ext8u_i32(TCGv_i32 ret, TCGv_i32 arg)
987{
988 if (TCG_TARGET_HAS_ext8u_i32) {
989 tcg_gen_op2_i32(INDEX_op_ext8u_i32, ret, arg);
990 } else {
991 tcg_gen_andi_i32(ret, arg, 0xffu);
992 }
993}
994
995void tcg_gen_ext16u_i32(TCGv_i32 ret, TCGv_i32 arg)
996{
997 if (TCG_TARGET_HAS_ext16u_i32) {
998 tcg_gen_op2_i32(INDEX_op_ext16u_i32, ret, arg);
999 } else {
1000 tcg_gen_andi_i32(ret, arg, 0xffffu);
1001 }
1002}
1003
2b836c2a 1004void tcg_gen_bswap16_i32(TCGv_i32 ret, TCGv_i32 arg, int flags)
951c6300 1005{
2b836c2a
RH
1006 /* Only one extension flag may be present. */
1007 tcg_debug_assert(!(flags & TCG_BSWAP_OS) || !(flags & TCG_BSWAP_OZ));
1008
951c6300 1009 if (TCG_TARGET_HAS_bswap16_i32) {
2b836c2a 1010 tcg_gen_op3i_i32(INDEX_op_bswap16_i32, ret, arg, flags);
951c6300
RH
1011 } else {
1012 TCGv_i32 t0 = tcg_temp_new_i32();
2b836c2a
RH
1013 TCGv_i32 t1 = tcg_temp_new_i32();
1014
1015 tcg_gen_shri_i32(t0, arg, 8);
1016 if (!(flags & TCG_BSWAP_IZ)) {
1017 tcg_gen_ext8u_i32(t0, t0);
1018 }
951c6300 1019
2b836c2a
RH
1020 if (flags & TCG_BSWAP_OS) {
1021 tcg_gen_shli_i32(t1, arg, 24);
1022 tcg_gen_sari_i32(t1, t1, 16);
1023 } else if (flags & TCG_BSWAP_OZ) {
1024 tcg_gen_ext8u_i32(t1, arg);
1025 tcg_gen_shli_i32(t1, t1, 8);
1026 } else {
1027 tcg_gen_shli_i32(t1, arg, 8);
1028 }
1029
1030 tcg_gen_or_i32(ret, t0, t1);
951c6300 1031 tcg_temp_free_i32(t0);
2b836c2a 1032 tcg_temp_free_i32(t1);
951c6300
RH
1033 }
1034}
1035
1036void tcg_gen_bswap32_i32(TCGv_i32 ret, TCGv_i32 arg)
1037{
1038 if (TCG_TARGET_HAS_bswap32_i32) {
587195bd 1039 tcg_gen_op3i_i32(INDEX_op_bswap32_i32, ret, arg, 0);
951c6300 1040 } else {
a686dc71
RH
1041 TCGv_i32 t0 = tcg_temp_new_i32();
1042 TCGv_i32 t1 = tcg_temp_new_i32();
11d11d61 1043 TCGv_i32 t2 = tcg_constant_i32(0x00ff00ff);
951c6300 1044
a686dc71
RH
1045 /* arg = abcd */
1046 tcg_gen_shri_i32(t0, arg, 8); /* t0 = .abc */
1047 tcg_gen_and_i32(t1, arg, t2); /* t1 = .b.d */
1048 tcg_gen_and_i32(t0, t0, t2); /* t0 = .a.c */
1049 tcg_gen_shli_i32(t1, t1, 8); /* t1 = b.d. */
1050 tcg_gen_or_i32(ret, t0, t1); /* ret = badc */
951c6300 1051
a686dc71
RH
1052 tcg_gen_shri_i32(t0, ret, 16); /* t0 = ..ba */
1053 tcg_gen_shli_i32(t1, ret, 16); /* t1 = dc.. */
1054 tcg_gen_or_i32(ret, t0, t1); /* ret = dcba */
951c6300 1055
951c6300
RH
1056 tcg_temp_free_i32(t0);
1057 tcg_temp_free_i32(t1);
1058 }
1059}
1060
b87fb8cd
RH
1061void tcg_gen_smin_i32(TCGv_i32 ret, TCGv_i32 a, TCGv_i32 b)
1062{
1063 tcg_gen_movcond_i32(TCG_COND_LT, ret, a, b, a, b);
1064}
1065
1066void tcg_gen_umin_i32(TCGv_i32 ret, TCGv_i32 a, TCGv_i32 b)
1067{
1068 tcg_gen_movcond_i32(TCG_COND_LTU, ret, a, b, a, b);
1069}
1070
1071void tcg_gen_smax_i32(TCGv_i32 ret, TCGv_i32 a, TCGv_i32 b)
1072{
1073 tcg_gen_movcond_i32(TCG_COND_LT, ret, a, b, b, a);
1074}
1075
1076void tcg_gen_umax_i32(TCGv_i32 ret, TCGv_i32 a, TCGv_i32 b)
1077{
1078 tcg_gen_movcond_i32(TCG_COND_LTU, ret, a, b, b, a);
1079}
1080
ff1f11f7
RH
1081void tcg_gen_abs_i32(TCGv_i32 ret, TCGv_i32 a)
1082{
1083 TCGv_i32 t = tcg_temp_new_i32();
1084
1085 tcg_gen_sari_i32(t, a, 31);
1086 tcg_gen_xor_i32(ret, a, t);
1087 tcg_gen_sub_i32(ret, ret, t);
1088 tcg_temp_free_i32(t);
1089}
1090
951c6300
RH
1091/* 64-bit ops */
1092
1093#if TCG_TARGET_REG_BITS == 32
1094/* These are all inline for TCG_TARGET_REG_BITS == 64. */
1095
1096void tcg_gen_discard_i64(TCGv_i64 arg)
1097{
1098 tcg_gen_discard_i32(TCGV_LOW(arg));
1099 tcg_gen_discard_i32(TCGV_HIGH(arg));
1100}
1101
1102void tcg_gen_mov_i64(TCGv_i64 ret, TCGv_i64 arg)
1103{
11d11d61
RH
1104 TCGTemp *ts = tcgv_i64_temp(arg);
1105
1106 /* Canonicalize TCGv_i64 TEMP_CONST into TCGv_i32 TEMP_CONST. */
1107 if (ts->kind == TEMP_CONST) {
1108 tcg_gen_movi_i64(ret, ts->val);
1109 } else {
1110 tcg_gen_mov_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1111 tcg_gen_mov_i32(TCGV_HIGH(ret), TCGV_HIGH(arg));
1112 }
951c6300
RH
1113}
1114
1115void tcg_gen_movi_i64(TCGv_i64 ret, int64_t arg)
1116{
1117 tcg_gen_movi_i32(TCGV_LOW(ret), arg);
1118 tcg_gen_movi_i32(TCGV_HIGH(ret), arg >> 32);
1119}
1120
1121void tcg_gen_ld8u_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset)
1122{
1123 tcg_gen_ld8u_i32(TCGV_LOW(ret), arg2, offset);
1124 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1125}
1126
1127void tcg_gen_ld8s_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset)
1128{
1129 tcg_gen_ld8s_i32(TCGV_LOW(ret), arg2, offset);
3ff91d7e 1130 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
951c6300
RH
1131}
1132
1133void tcg_gen_ld16u_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset)
1134{
1135 tcg_gen_ld16u_i32(TCGV_LOW(ret), arg2, offset);
1136 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1137}
1138
1139void tcg_gen_ld16s_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset)
1140{
1141 tcg_gen_ld16s_i32(TCGV_LOW(ret), arg2, offset);
1142 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
1143}
1144
1145void tcg_gen_ld32u_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset)
1146{
1147 tcg_gen_ld_i32(TCGV_LOW(ret), arg2, offset);
1148 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1149}
1150
1151void tcg_gen_ld32s_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset)
1152{
1153 tcg_gen_ld_i32(TCGV_LOW(ret), arg2, offset);
1154 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
1155}
1156
1157void tcg_gen_ld_i64(TCGv_i64 ret, TCGv_ptr arg2, tcg_target_long offset)
1158{
1159 /* Since arg2 and ret have different types,
1160 they cannot be the same temporary */
cf811fff 1161#ifdef HOST_WORDS_BIGENDIAN
951c6300
RH
1162 tcg_gen_ld_i32(TCGV_HIGH(ret), arg2, offset);
1163 tcg_gen_ld_i32(TCGV_LOW(ret), arg2, offset + 4);
1164#else
1165 tcg_gen_ld_i32(TCGV_LOW(ret), arg2, offset);
1166 tcg_gen_ld_i32(TCGV_HIGH(ret), arg2, offset + 4);
1167#endif
1168}
1169
1170void tcg_gen_st_i64(TCGv_i64 arg1, TCGv_ptr arg2, tcg_target_long offset)
1171{
cf811fff 1172#ifdef HOST_WORDS_BIGENDIAN
951c6300
RH
1173 tcg_gen_st_i32(TCGV_HIGH(arg1), arg2, offset);
1174 tcg_gen_st_i32(TCGV_LOW(arg1), arg2, offset + 4);
1175#else
1176 tcg_gen_st_i32(TCGV_LOW(arg1), arg2, offset);
1177 tcg_gen_st_i32(TCGV_HIGH(arg1), arg2, offset + 4);
1178#endif
1179}
1180
1181void tcg_gen_and_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1182{
1183 tcg_gen_and_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1184 tcg_gen_and_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1185}
1186
1187void tcg_gen_or_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1188{
1189 tcg_gen_or_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1190 tcg_gen_or_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1191}
1192
1193void tcg_gen_xor_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1194{
1195 tcg_gen_xor_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1196 tcg_gen_xor_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1197}
1198
1199void tcg_gen_shl_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1200{
1201 gen_helper_shl_i64(ret, arg1, arg2);
1202}
1203
1204void tcg_gen_shr_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1205{
1206 gen_helper_shr_i64(ret, arg1, arg2);
1207}
1208
1209void tcg_gen_sar_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1210{
1211 gen_helper_sar_i64(ret, arg1, arg2);
1212}
1213
1214void tcg_gen_mul_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1215{
1216 TCGv_i64 t0;
1217 TCGv_i32 t1;
1218
1219 t0 = tcg_temp_new_i64();
1220 t1 = tcg_temp_new_i32();
1221
1222 tcg_gen_mulu2_i32(TCGV_LOW(t0), TCGV_HIGH(t0),
1223 TCGV_LOW(arg1), TCGV_LOW(arg2));
1224
1225 tcg_gen_mul_i32(t1, TCGV_LOW(arg1), TCGV_HIGH(arg2));
1226 tcg_gen_add_i32(TCGV_HIGH(t0), TCGV_HIGH(t0), t1);
1227 tcg_gen_mul_i32(t1, TCGV_HIGH(arg1), TCGV_LOW(arg2));
1228 tcg_gen_add_i32(TCGV_HIGH(t0), TCGV_HIGH(t0), t1);
1229
1230 tcg_gen_mov_i64(ret, t0);
1231 tcg_temp_free_i64(t0);
1232 tcg_temp_free_i32(t1);
1233}
11d11d61
RH
1234
1235#else
1236
1237void tcg_gen_movi_i64(TCGv_i64 ret, int64_t arg)
1238{
1239 tcg_gen_mov_i64(ret, tcg_constant_i64(arg));
1240}
1241
951c6300
RH
1242#endif /* TCG_TARGET_REG_SIZE == 32 */
1243
1244void tcg_gen_addi_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
1245{
1246 /* some cases can be optimized here */
1247 if (arg2 == 0) {
1248 tcg_gen_mov_i64(ret, arg1);
11d11d61
RH
1249 } else if (TCG_TARGET_REG_BITS == 64) {
1250 tcg_gen_add_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300 1251 } else {
11d11d61
RH
1252 tcg_gen_add2_i32(TCGV_LOW(ret), TCGV_HIGH(ret),
1253 TCGV_LOW(arg1), TCGV_HIGH(arg1),
1254 tcg_constant_i32(arg2), tcg_constant_i32(arg2 >> 32));
951c6300
RH
1255 }
1256}
1257
1258void tcg_gen_subfi_i64(TCGv_i64 ret, int64_t arg1, TCGv_i64 arg2)
1259{
1260 if (arg1 == 0 && TCG_TARGET_HAS_neg_i64) {
1261 /* Don't recurse with tcg_gen_neg_i64. */
1262 tcg_gen_op2_i64(INDEX_op_neg_i64, ret, arg2);
11d11d61
RH
1263 } else if (TCG_TARGET_REG_BITS == 64) {
1264 tcg_gen_sub_i64(ret, tcg_constant_i64(arg1), arg2);
951c6300 1265 } else {
11d11d61
RH
1266 tcg_gen_sub2_i32(TCGV_LOW(ret), TCGV_HIGH(ret),
1267 tcg_constant_i32(arg1), tcg_constant_i32(arg1 >> 32),
1268 TCGV_LOW(arg2), TCGV_HIGH(arg2));
951c6300
RH
1269 }
1270}
1271
1272void tcg_gen_subi_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
1273{
1274 /* some cases can be optimized here */
1275 if (arg2 == 0) {
1276 tcg_gen_mov_i64(ret, arg1);
11d11d61
RH
1277 } else if (TCG_TARGET_REG_BITS == 64) {
1278 tcg_gen_sub_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300 1279 } else {
11d11d61
RH
1280 tcg_gen_sub2_i32(TCGV_LOW(ret), TCGV_HIGH(ret),
1281 TCGV_LOW(arg1), TCGV_HIGH(arg1),
1282 tcg_constant_i32(arg2), tcg_constant_i32(arg2 >> 32));
951c6300
RH
1283 }
1284}
1285
474b2e8f 1286void tcg_gen_andi_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
951c6300 1287{
3a13c3f3
RH
1288 if (TCG_TARGET_REG_BITS == 32) {
1289 tcg_gen_andi_i32(TCGV_LOW(ret), TCGV_LOW(arg1), arg2);
1290 tcg_gen_andi_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), arg2 >> 32);
1291 return;
1292 }
1293
951c6300
RH
1294 /* Some cases can be optimized here. */
1295 switch (arg2) {
1296 case 0:
1297 tcg_gen_movi_i64(ret, 0);
1298 return;
474b2e8f 1299 case -1:
951c6300
RH
1300 tcg_gen_mov_i64(ret, arg1);
1301 return;
474b2e8f 1302 case 0xff:
951c6300
RH
1303 /* Don't recurse with tcg_gen_ext8u_i64. */
1304 if (TCG_TARGET_HAS_ext8u_i64) {
1305 tcg_gen_op2_i64(INDEX_op_ext8u_i64, ret, arg1);
1306 return;
1307 }
1308 break;
474b2e8f 1309 case 0xffff:
951c6300
RH
1310 if (TCG_TARGET_HAS_ext16u_i64) {
1311 tcg_gen_op2_i64(INDEX_op_ext16u_i64, ret, arg1);
1312 return;
1313 }
1314 break;
474b2e8f 1315 case 0xffffffffu:
951c6300
RH
1316 if (TCG_TARGET_HAS_ext32u_i64) {
1317 tcg_gen_op2_i64(INDEX_op_ext32u_i64, ret, arg1);
1318 return;
1319 }
1320 break;
1321 }
11d11d61
RH
1322
1323 tcg_gen_and_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300
RH
1324}
1325
1326void tcg_gen_ori_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
1327{
3a13c3f3
RH
1328 if (TCG_TARGET_REG_BITS == 32) {
1329 tcg_gen_ori_i32(TCGV_LOW(ret), TCGV_LOW(arg1), arg2);
1330 tcg_gen_ori_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), arg2 >> 32);
1331 return;
1332 }
951c6300
RH
1333 /* Some cases can be optimized here. */
1334 if (arg2 == -1) {
1335 tcg_gen_movi_i64(ret, -1);
1336 } else if (arg2 == 0) {
1337 tcg_gen_mov_i64(ret, arg1);
1338 } else {
11d11d61 1339 tcg_gen_or_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300 1340 }
951c6300
RH
1341}
1342
1343void tcg_gen_xori_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
1344{
3a13c3f3
RH
1345 if (TCG_TARGET_REG_BITS == 32) {
1346 tcg_gen_xori_i32(TCGV_LOW(ret), TCGV_LOW(arg1), arg2);
1347 tcg_gen_xori_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), arg2 >> 32);
1348 return;
1349 }
951c6300
RH
1350 /* Some cases can be optimized here. */
1351 if (arg2 == 0) {
1352 tcg_gen_mov_i64(ret, arg1);
1353 } else if (arg2 == -1 && TCG_TARGET_HAS_not_i64) {
1354 /* Don't recurse with tcg_gen_not_i64. */
1355 tcg_gen_op2_i64(INDEX_op_not_i64, ret, arg1);
1356 } else {
11d11d61 1357 tcg_gen_xor_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300 1358 }
951c6300
RH
1359}
1360
951c6300
RH
1361static inline void tcg_gen_shifti_i64(TCGv_i64 ret, TCGv_i64 arg1,
1362 unsigned c, bool right, bool arith)
1363{
1364 tcg_debug_assert(c < 64);
1365 if (c == 0) {
1366 tcg_gen_mov_i32(TCGV_LOW(ret), TCGV_LOW(arg1));
1367 tcg_gen_mov_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1));
1368 } else if (c >= 32) {
1369 c -= 32;
1370 if (right) {
1371 if (arith) {
1372 tcg_gen_sari_i32(TCGV_LOW(ret), TCGV_HIGH(arg1), c);
1373 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), 31);
1374 } else {
1375 tcg_gen_shri_i32(TCGV_LOW(ret), TCGV_HIGH(arg1), c);
1376 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1377 }
1378 } else {
1379 tcg_gen_shli_i32(TCGV_HIGH(ret), TCGV_LOW(arg1), c);
1380 tcg_gen_movi_i32(TCGV_LOW(ret), 0);
1381 }
02616bad
RH
1382 } else if (right) {
1383 if (TCG_TARGET_HAS_extract2_i32) {
1384 tcg_gen_extract2_i32(TCGV_LOW(ret),
1385 TCGV_LOW(arg1), TCGV_HIGH(arg1), c);
1386 } else {
951c6300 1387 tcg_gen_shri_i32(TCGV_LOW(ret), TCGV_LOW(arg1), c);
02616bad
RH
1388 tcg_gen_deposit_i32(TCGV_LOW(ret), TCGV_LOW(ret),
1389 TCGV_HIGH(arg1), 32 - c, c);
1390 }
1391 if (arith) {
1392 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), c);
1393 } else {
1394 tcg_gen_shri_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), c);
1395 }
1396 } else {
1397 if (TCG_TARGET_HAS_extract2_i32) {
1398 tcg_gen_extract2_i32(TCGV_HIGH(ret),
1399 TCGV_LOW(arg1), TCGV_HIGH(arg1), 32 - c);
951c6300 1400 } else {
02616bad 1401 TCGv_i32 t0 = tcg_temp_new_i32();
951c6300 1402 tcg_gen_shri_i32(t0, TCGV_LOW(arg1), 32 - c);
02616bad
RH
1403 tcg_gen_deposit_i32(TCGV_HIGH(ret), t0,
1404 TCGV_HIGH(arg1), c, 32 - c);
1405 tcg_temp_free_i32(t0);
951c6300 1406 }
02616bad 1407 tcg_gen_shli_i32(TCGV_LOW(ret), TCGV_LOW(arg1), c);
951c6300
RH
1408 }
1409}
1410
474b2e8f 1411void tcg_gen_shli_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
951c6300 1412{
474b2e8f 1413 tcg_debug_assert(arg2 >= 0 && arg2 < 64);
3a13c3f3
RH
1414 if (TCG_TARGET_REG_BITS == 32) {
1415 tcg_gen_shifti_i64(ret, arg1, arg2, 0, 0);
1416 } else if (arg2 == 0) {
951c6300
RH
1417 tcg_gen_mov_i64(ret, arg1);
1418 } else {
11d11d61 1419 tcg_gen_shl_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300
RH
1420 }
1421}
1422
474b2e8f 1423void tcg_gen_shri_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
951c6300 1424{
474b2e8f 1425 tcg_debug_assert(arg2 >= 0 && arg2 < 64);
3a13c3f3
RH
1426 if (TCG_TARGET_REG_BITS == 32) {
1427 tcg_gen_shifti_i64(ret, arg1, arg2, 1, 0);
1428 } else if (arg2 == 0) {
951c6300
RH
1429 tcg_gen_mov_i64(ret, arg1);
1430 } else {
11d11d61 1431 tcg_gen_shr_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300
RH
1432 }
1433}
1434
474b2e8f 1435void tcg_gen_sari_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
951c6300 1436{
474b2e8f 1437 tcg_debug_assert(arg2 >= 0 && arg2 < 64);
3a13c3f3
RH
1438 if (TCG_TARGET_REG_BITS == 32) {
1439 tcg_gen_shifti_i64(ret, arg1, arg2, 1, 1);
1440 } else if (arg2 == 0) {
951c6300
RH
1441 tcg_gen_mov_i64(ret, arg1);
1442 } else {
11d11d61 1443 tcg_gen_sar_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300
RH
1444 }
1445}
951c6300 1446
42a268c2 1447void tcg_gen_brcond_i64(TCGCond cond, TCGv_i64 arg1, TCGv_i64 arg2, TCGLabel *l)
951c6300
RH
1448{
1449 if (cond == TCG_COND_ALWAYS) {
42a268c2 1450 tcg_gen_br(l);
951c6300 1451 } else if (cond != TCG_COND_NEVER) {
d88a117e 1452 l->refs++;
3a13c3f3
RH
1453 if (TCG_TARGET_REG_BITS == 32) {
1454 tcg_gen_op6ii_i32(INDEX_op_brcond2_i32, TCGV_LOW(arg1),
1455 TCGV_HIGH(arg1), TCGV_LOW(arg2),
42a268c2 1456 TCGV_HIGH(arg2), cond, label_arg(l));
3a13c3f3 1457 } else {
42a268c2
RH
1458 tcg_gen_op4ii_i64(INDEX_op_brcond_i64, arg1, arg2, cond,
1459 label_arg(l));
3a13c3f3 1460 }
951c6300
RH
1461 }
1462}
1463
42a268c2 1464void tcg_gen_brcondi_i64(TCGCond cond, TCGv_i64 arg1, int64_t arg2, TCGLabel *l)
951c6300 1465{
11d11d61
RH
1466 if (TCG_TARGET_REG_BITS == 64) {
1467 tcg_gen_brcond_i64(cond, arg1, tcg_constant_i64(arg2), l);
1468 } else if (cond == TCG_COND_ALWAYS) {
42a268c2 1469 tcg_gen_br(l);
951c6300 1470 } else if (cond != TCG_COND_NEVER) {
11d11d61
RH
1471 l->refs++;
1472 tcg_gen_op6ii_i32(INDEX_op_brcond2_i32,
1473 TCGV_LOW(arg1), TCGV_HIGH(arg1),
1474 tcg_constant_i32(arg2),
1475 tcg_constant_i32(arg2 >> 32),
1476 cond, label_arg(l));
951c6300
RH
1477 }
1478}
1479
1480void tcg_gen_setcond_i64(TCGCond cond, TCGv_i64 ret,
1481 TCGv_i64 arg1, TCGv_i64 arg2)
1482{
1483 if (cond == TCG_COND_ALWAYS) {
1484 tcg_gen_movi_i64(ret, 1);
1485 } else if (cond == TCG_COND_NEVER) {
1486 tcg_gen_movi_i64(ret, 0);
1487 } else {
3a13c3f3
RH
1488 if (TCG_TARGET_REG_BITS == 32) {
1489 tcg_gen_op6i_i32(INDEX_op_setcond2_i32, TCGV_LOW(ret),
1490 TCGV_LOW(arg1), TCGV_HIGH(arg1),
1491 TCGV_LOW(arg2), TCGV_HIGH(arg2), cond);
1492 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1493 } else {
1494 tcg_gen_op4i_i64(INDEX_op_setcond_i64, ret, arg1, arg2, cond);
1495 }
951c6300
RH
1496 }
1497}
1498
1499void tcg_gen_setcondi_i64(TCGCond cond, TCGv_i64 ret,
1500 TCGv_i64 arg1, int64_t arg2)
1501{
11d11d61
RH
1502 if (TCG_TARGET_REG_BITS == 64) {
1503 tcg_gen_setcond_i64(cond, ret, arg1, tcg_constant_i64(arg2));
1504 } else if (cond == TCG_COND_ALWAYS) {
1505 tcg_gen_movi_i64(ret, 1);
1506 } else if (cond == TCG_COND_NEVER) {
1507 tcg_gen_movi_i64(ret, 0);
1508 } else {
1509 tcg_gen_op6i_i32(INDEX_op_setcond2_i32, TCGV_LOW(ret),
1510 TCGV_LOW(arg1), TCGV_HIGH(arg1),
1511 tcg_constant_i32(arg2),
1512 tcg_constant_i32(arg2 >> 32), cond);
1513 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1514 }
951c6300
RH
1515}
1516
1517void tcg_gen_muli_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
1518{
b2e3ae94
RH
1519 if (arg2 == 0) {
1520 tcg_gen_movi_i64(ret, 0);
1521 } else if (is_power_of_2(arg2)) {
1522 tcg_gen_shli_i64(ret, arg1, ctz64(arg2));
1523 } else {
1524 TCGv_i64 t0 = tcg_const_i64(arg2);
1525 tcg_gen_mul_i64(ret, arg1, t0);
1526 tcg_temp_free_i64(t0);
1527 }
951c6300
RH
1528}
1529
1530void tcg_gen_div_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1531{
1532 if (TCG_TARGET_HAS_div_i64) {
1533 tcg_gen_op3_i64(INDEX_op_div_i64, ret, arg1, arg2);
1534 } else if (TCG_TARGET_HAS_div2_i64) {
1535 TCGv_i64 t0 = tcg_temp_new_i64();
1536 tcg_gen_sari_i64(t0, arg1, 63);
1537 tcg_gen_op5_i64(INDEX_op_div2_i64, ret, t0, arg1, t0, arg2);
1538 tcg_temp_free_i64(t0);
1539 } else {
1540 gen_helper_div_i64(ret, arg1, arg2);
1541 }
1542}
1543
1544void tcg_gen_rem_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1545{
1546 if (TCG_TARGET_HAS_rem_i64) {
1547 tcg_gen_op3_i64(INDEX_op_rem_i64, ret, arg1, arg2);
1548 } else if (TCG_TARGET_HAS_div_i64) {
1549 TCGv_i64 t0 = tcg_temp_new_i64();
1550 tcg_gen_op3_i64(INDEX_op_div_i64, t0, arg1, arg2);
1551 tcg_gen_mul_i64(t0, t0, arg2);
1552 tcg_gen_sub_i64(ret, arg1, t0);
1553 tcg_temp_free_i64(t0);
1554 } else if (TCG_TARGET_HAS_div2_i64) {
1555 TCGv_i64 t0 = tcg_temp_new_i64();
1556 tcg_gen_sari_i64(t0, arg1, 63);
1557 tcg_gen_op5_i64(INDEX_op_div2_i64, t0, ret, arg1, t0, arg2);
1558 tcg_temp_free_i64(t0);
1559 } else {
1560 gen_helper_rem_i64(ret, arg1, arg2);
1561 }
1562}
1563
1564void tcg_gen_divu_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1565{
1566 if (TCG_TARGET_HAS_div_i64) {
1567 tcg_gen_op3_i64(INDEX_op_divu_i64, ret, arg1, arg2);
1568 } else if (TCG_TARGET_HAS_div2_i64) {
1569 TCGv_i64 t0 = tcg_temp_new_i64();
1570 tcg_gen_movi_i64(t0, 0);
1571 tcg_gen_op5_i64(INDEX_op_divu2_i64, ret, t0, arg1, t0, arg2);
1572 tcg_temp_free_i64(t0);
1573 } else {
1574 gen_helper_divu_i64(ret, arg1, arg2);
1575 }
1576}
1577
1578void tcg_gen_remu_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1579{
1580 if (TCG_TARGET_HAS_rem_i64) {
1581 tcg_gen_op3_i64(INDEX_op_remu_i64, ret, arg1, arg2);
1582 } else if (TCG_TARGET_HAS_div_i64) {
1583 TCGv_i64 t0 = tcg_temp_new_i64();
1584 tcg_gen_op3_i64(INDEX_op_divu_i64, t0, arg1, arg2);
1585 tcg_gen_mul_i64(t0, t0, arg2);
1586 tcg_gen_sub_i64(ret, arg1, t0);
1587 tcg_temp_free_i64(t0);
1588 } else if (TCG_TARGET_HAS_div2_i64) {
1589 TCGv_i64 t0 = tcg_temp_new_i64();
1590 tcg_gen_movi_i64(t0, 0);
1591 tcg_gen_op5_i64(INDEX_op_divu2_i64, t0, ret, arg1, t0, arg2);
1592 tcg_temp_free_i64(t0);
1593 } else {
1594 gen_helper_remu_i64(ret, arg1, arg2);
1595 }
1596}
1597
1598void tcg_gen_ext8s_i64(TCGv_i64 ret, TCGv_i64 arg)
1599{
3a13c3f3
RH
1600 if (TCG_TARGET_REG_BITS == 32) {
1601 tcg_gen_ext8s_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1602 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
1603 } else if (TCG_TARGET_HAS_ext8s_i64) {
951c6300
RH
1604 tcg_gen_op2_i64(INDEX_op_ext8s_i64, ret, arg);
1605 } else {
1606 tcg_gen_shli_i64(ret, arg, 56);
1607 tcg_gen_sari_i64(ret, ret, 56);
1608 }
951c6300
RH
1609}
1610
1611void tcg_gen_ext16s_i64(TCGv_i64 ret, TCGv_i64 arg)
1612{
3a13c3f3
RH
1613 if (TCG_TARGET_REG_BITS == 32) {
1614 tcg_gen_ext16s_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1615 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
1616 } else if (TCG_TARGET_HAS_ext16s_i64) {
951c6300
RH
1617 tcg_gen_op2_i64(INDEX_op_ext16s_i64, ret, arg);
1618 } else {
1619 tcg_gen_shli_i64(ret, arg, 48);
1620 tcg_gen_sari_i64(ret, ret, 48);
1621 }
951c6300
RH
1622}
1623
1624void tcg_gen_ext32s_i64(TCGv_i64 ret, TCGv_i64 arg)
1625{
3a13c3f3
RH
1626 if (TCG_TARGET_REG_BITS == 32) {
1627 tcg_gen_mov_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1628 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
1629 } else if (TCG_TARGET_HAS_ext32s_i64) {
951c6300
RH
1630 tcg_gen_op2_i64(INDEX_op_ext32s_i64, ret, arg);
1631 } else {
1632 tcg_gen_shli_i64(ret, arg, 32);
1633 tcg_gen_sari_i64(ret, ret, 32);
1634 }
951c6300
RH
1635}
1636
1637void tcg_gen_ext8u_i64(TCGv_i64 ret, TCGv_i64 arg)
1638{
3a13c3f3
RH
1639 if (TCG_TARGET_REG_BITS == 32) {
1640 tcg_gen_ext8u_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1641 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1642 } else if (TCG_TARGET_HAS_ext8u_i64) {
951c6300
RH
1643 tcg_gen_op2_i64(INDEX_op_ext8u_i64, ret, arg);
1644 } else {
1645 tcg_gen_andi_i64(ret, arg, 0xffu);
1646 }
951c6300
RH
1647}
1648
1649void tcg_gen_ext16u_i64(TCGv_i64 ret, TCGv_i64 arg)
1650{
3a13c3f3
RH
1651 if (TCG_TARGET_REG_BITS == 32) {
1652 tcg_gen_ext16u_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1653 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1654 } else if (TCG_TARGET_HAS_ext16u_i64) {
951c6300
RH
1655 tcg_gen_op2_i64(INDEX_op_ext16u_i64, ret, arg);
1656 } else {
1657 tcg_gen_andi_i64(ret, arg, 0xffffu);
1658 }
951c6300
RH
1659}
1660
1661void tcg_gen_ext32u_i64(TCGv_i64 ret, TCGv_i64 arg)
1662{
3a13c3f3
RH
1663 if (TCG_TARGET_REG_BITS == 32) {
1664 tcg_gen_mov_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1665 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1666 } else if (TCG_TARGET_HAS_ext32u_i64) {
951c6300
RH
1667 tcg_gen_op2_i64(INDEX_op_ext32u_i64, ret, arg);
1668 } else {
1669 tcg_gen_andi_i64(ret, arg, 0xffffffffu);
1670 }
951c6300
RH
1671}
1672
2b836c2a 1673void tcg_gen_bswap16_i64(TCGv_i64 ret, TCGv_i64 arg, int flags)
951c6300 1674{
2b836c2a
RH
1675 /* Only one extension flag may be present. */
1676 tcg_debug_assert(!(flags & TCG_BSWAP_OS) || !(flags & TCG_BSWAP_OZ));
1677
3a13c3f3 1678 if (TCG_TARGET_REG_BITS == 32) {
2b836c2a
RH
1679 tcg_gen_bswap16_i32(TCGV_LOW(ret), TCGV_LOW(arg), flags);
1680 if (flags & TCG_BSWAP_OS) {
1681 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
1682 } else {
1683 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1684 }
3a13c3f3 1685 } else if (TCG_TARGET_HAS_bswap16_i64) {
2b836c2a 1686 tcg_gen_op3i_i64(INDEX_op_bswap16_i64, ret, arg, flags);
951c6300
RH
1687 } else {
1688 TCGv_i64 t0 = tcg_temp_new_i64();
2b836c2a 1689 TCGv_i64 t1 = tcg_temp_new_i64();
951c6300 1690
2b836c2a
RH
1691 tcg_gen_shri_i64(t0, arg, 8);
1692 if (!(flags & TCG_BSWAP_IZ)) {
1693 tcg_gen_ext8u_i64(t0, t0);
1694 }
1695
1696 if (flags & TCG_BSWAP_OS) {
1697 tcg_gen_shli_i64(t1, arg, 56);
1698 tcg_gen_sari_i64(t1, t1, 48);
1699 } else if (flags & TCG_BSWAP_OZ) {
1700 tcg_gen_ext8u_i64(t1, arg);
1701 tcg_gen_shli_i64(t1, t1, 8);
1702 } else {
1703 tcg_gen_shli_i64(t1, arg, 8);
1704 }
1705
1706 tcg_gen_or_i64(ret, t0, t1);
951c6300 1707 tcg_temp_free_i64(t0);
2b836c2a 1708 tcg_temp_free_i64(t1);
951c6300 1709 }
951c6300
RH
1710}
1711
2b836c2a 1712void tcg_gen_bswap32_i64(TCGv_i64 ret, TCGv_i64 arg, int flags)
951c6300 1713{
2b836c2a
RH
1714 /* Only one extension flag may be present. */
1715 tcg_debug_assert(!(flags & TCG_BSWAP_OS) || !(flags & TCG_BSWAP_OZ));
1716
3a13c3f3
RH
1717 if (TCG_TARGET_REG_BITS == 32) {
1718 tcg_gen_bswap32_i32(TCGV_LOW(ret), TCGV_LOW(arg));
2b836c2a
RH
1719 if (flags & TCG_BSWAP_OS) {
1720 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
1721 } else {
1722 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1723 }
3a13c3f3 1724 } else if (TCG_TARGET_HAS_bswap32_i64) {
2b836c2a 1725 tcg_gen_op3i_i64(INDEX_op_bswap32_i64, ret, arg, flags);
951c6300 1726 } else {
a686dc71
RH
1727 TCGv_i64 t0 = tcg_temp_new_i64();
1728 TCGv_i64 t1 = tcg_temp_new_i64();
11d11d61 1729 TCGv_i64 t2 = tcg_constant_i64(0x00ff00ff);
951c6300 1730
2b836c2a
RH
1731 /* arg = xxxxabcd */
1732 tcg_gen_shri_i64(t0, arg, 8); /* t0 = .xxxxabc */
1733 tcg_gen_and_i64(t1, arg, t2); /* t1 = .....b.d */
1734 tcg_gen_and_i64(t0, t0, t2); /* t0 = .....a.c */
1735 tcg_gen_shli_i64(t1, t1, 8); /* t1 = ....b.d. */
1736 tcg_gen_or_i64(ret, t0, t1); /* ret = ....badc */
1737
1738 tcg_gen_shli_i64(t1, ret, 48); /* t1 = dc...... */
1739 tcg_gen_shri_i64(t0, ret, 16); /* t0 = ......ba */
1740 if (flags & TCG_BSWAP_OS) {
1741 tcg_gen_sari_i64(t1, t1, 32); /* t1 = ssssdc.. */
1742 } else {
1743 tcg_gen_shri_i64(t1, t1, 32); /* t1 = ....dc.. */
1744 }
1745 tcg_gen_or_i64(ret, t0, t1); /* ret = ssssdcba */
951c6300 1746
951c6300
RH
1747 tcg_temp_free_i64(t0);
1748 tcg_temp_free_i64(t1);
1749 }
951c6300
RH
1750}
1751
1752void tcg_gen_bswap64_i64(TCGv_i64 ret, TCGv_i64 arg)
1753{
3a13c3f3
RH
1754 if (TCG_TARGET_REG_BITS == 32) {
1755 TCGv_i32 t0, t1;
1756 t0 = tcg_temp_new_i32();
1757 t1 = tcg_temp_new_i32();
951c6300 1758
3a13c3f3
RH
1759 tcg_gen_bswap32_i32(t0, TCGV_LOW(arg));
1760 tcg_gen_bswap32_i32(t1, TCGV_HIGH(arg));
1761 tcg_gen_mov_i32(TCGV_LOW(ret), t1);
1762 tcg_gen_mov_i32(TCGV_HIGH(ret), t0);
1763 tcg_temp_free_i32(t0);
1764 tcg_temp_free_i32(t1);
1765 } else if (TCG_TARGET_HAS_bswap64_i64) {
587195bd 1766 tcg_gen_op3i_i64(INDEX_op_bswap64_i64, ret, arg, 0);
951c6300
RH
1767 } else {
1768 TCGv_i64 t0 = tcg_temp_new_i64();
1769 TCGv_i64 t1 = tcg_temp_new_i64();
9e821eab 1770 TCGv_i64 t2 = tcg_temp_new_i64();
951c6300 1771
9e821eab
RH
1772 /* arg = abcdefgh */
1773 tcg_gen_movi_i64(t2, 0x00ff00ff00ff00ffull);
1774 tcg_gen_shri_i64(t0, arg, 8); /* t0 = .abcdefg */
1775 tcg_gen_and_i64(t1, arg, t2); /* t1 = .b.d.f.h */
1776 tcg_gen_and_i64(t0, t0, t2); /* t0 = .a.c.e.g */
1777 tcg_gen_shli_i64(t1, t1, 8); /* t1 = b.d.f.h. */
1778 tcg_gen_or_i64(ret, t0, t1); /* ret = badcfehg */
1779
1780 tcg_gen_movi_i64(t2, 0x0000ffff0000ffffull);
1781 tcg_gen_shri_i64(t0, ret, 16); /* t0 = ..badcfe */
1782 tcg_gen_and_i64(t1, ret, t2); /* t1 = ..dc..hg */
1783 tcg_gen_and_i64(t0, t0, t2); /* t0 = ..ba..fe */
1784 tcg_gen_shli_i64(t1, t1, 16); /* t1 = dc..hg.. */
1785 tcg_gen_or_i64(ret, t0, t1); /* ret = dcbahgfe */
1786
1787 tcg_gen_shri_i64(t0, ret, 32); /* t0 = ....dcba */
1788 tcg_gen_shli_i64(t1, ret, 32); /* t1 = hgfe.... */
1789 tcg_gen_or_i64(ret, t0, t1); /* ret = hgfedcba */
951c6300 1790
951c6300
RH
1791 tcg_temp_free_i64(t0);
1792 tcg_temp_free_i64(t1);
9e821eab 1793 tcg_temp_free_i64(t2);
951c6300 1794 }
951c6300
RH
1795}
1796
1797void tcg_gen_not_i64(TCGv_i64 ret, TCGv_i64 arg)
1798{
3a13c3f3
RH
1799 if (TCG_TARGET_REG_BITS == 32) {
1800 tcg_gen_not_i32(TCGV_LOW(ret), TCGV_LOW(arg));
1801 tcg_gen_not_i32(TCGV_HIGH(ret), TCGV_HIGH(arg));
1802 } else if (TCG_TARGET_HAS_not_i64) {
951c6300
RH
1803 tcg_gen_op2_i64(INDEX_op_not_i64, ret, arg);
1804 } else {
1805 tcg_gen_xori_i64(ret, arg, -1);
1806 }
951c6300
RH
1807}
1808
1809void tcg_gen_andc_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1810{
3a13c3f3
RH
1811 if (TCG_TARGET_REG_BITS == 32) {
1812 tcg_gen_andc_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1813 tcg_gen_andc_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1814 } else if (TCG_TARGET_HAS_andc_i64) {
951c6300
RH
1815 tcg_gen_op3_i64(INDEX_op_andc_i64, ret, arg1, arg2);
1816 } else {
1817 TCGv_i64 t0 = tcg_temp_new_i64();
1818 tcg_gen_not_i64(t0, arg2);
1819 tcg_gen_and_i64(ret, arg1, t0);
1820 tcg_temp_free_i64(t0);
1821 }
951c6300
RH
1822}
1823
1824void tcg_gen_eqv_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1825{
3a13c3f3
RH
1826 if (TCG_TARGET_REG_BITS == 32) {
1827 tcg_gen_eqv_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1828 tcg_gen_eqv_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1829 } else if (TCG_TARGET_HAS_eqv_i64) {
951c6300
RH
1830 tcg_gen_op3_i64(INDEX_op_eqv_i64, ret, arg1, arg2);
1831 } else {
1832 tcg_gen_xor_i64(ret, arg1, arg2);
1833 tcg_gen_not_i64(ret, ret);
1834 }
951c6300
RH
1835}
1836
1837void tcg_gen_nand_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1838{
3a13c3f3
RH
1839 if (TCG_TARGET_REG_BITS == 32) {
1840 tcg_gen_nand_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1841 tcg_gen_nand_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1842 } else if (TCG_TARGET_HAS_nand_i64) {
951c6300
RH
1843 tcg_gen_op3_i64(INDEX_op_nand_i64, ret, arg1, arg2);
1844 } else {
1845 tcg_gen_and_i64(ret, arg1, arg2);
1846 tcg_gen_not_i64(ret, ret);
1847 }
951c6300
RH
1848}
1849
1850void tcg_gen_nor_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1851{
3a13c3f3
RH
1852 if (TCG_TARGET_REG_BITS == 32) {
1853 tcg_gen_nor_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1854 tcg_gen_nor_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1855 } else if (TCG_TARGET_HAS_nor_i64) {
951c6300
RH
1856 tcg_gen_op3_i64(INDEX_op_nor_i64, ret, arg1, arg2);
1857 } else {
1858 tcg_gen_or_i64(ret, arg1, arg2);
1859 tcg_gen_not_i64(ret, ret);
1860 }
951c6300
RH
1861}
1862
1863void tcg_gen_orc_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1864{
3a13c3f3
RH
1865 if (TCG_TARGET_REG_BITS == 32) {
1866 tcg_gen_orc_i32(TCGV_LOW(ret), TCGV_LOW(arg1), TCGV_LOW(arg2));
1867 tcg_gen_orc_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1), TCGV_HIGH(arg2));
1868 } else if (TCG_TARGET_HAS_orc_i64) {
951c6300
RH
1869 tcg_gen_op3_i64(INDEX_op_orc_i64, ret, arg1, arg2);
1870 } else {
1871 TCGv_i64 t0 = tcg_temp_new_i64();
1872 tcg_gen_not_i64(t0, arg2);
1873 tcg_gen_or_i64(ret, arg1, t0);
1874 tcg_temp_free_i64(t0);
1875 }
951c6300
RH
1876}
1877
0e28d006
RH
1878void tcg_gen_clz_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1879{
1880 if (TCG_TARGET_HAS_clz_i64) {
1881 tcg_gen_op3_i64(INDEX_op_clz_i64, ret, arg1, arg2);
1882 } else {
1883 gen_helper_clz_i64(ret, arg1, arg2);
1884 }
1885}
1886
1887void tcg_gen_clzi_i64(TCGv_i64 ret, TCGv_i64 arg1, uint64_t arg2)
1888{
1889 if (TCG_TARGET_REG_BITS == 32
1890 && TCG_TARGET_HAS_clz_i32
1891 && arg2 <= 0xffffffffu) {
11d11d61
RH
1892 TCGv_i32 t = tcg_temp_new_i32();
1893 tcg_gen_clzi_i32(t, TCGV_LOW(arg1), arg2 - 32);
0e28d006
RH
1894 tcg_gen_addi_i32(t, t, 32);
1895 tcg_gen_clz_i32(TCGV_LOW(ret), TCGV_HIGH(arg1), t);
1896 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1897 tcg_temp_free_i32(t);
1898 } else {
11d11d61
RH
1899 TCGv_i64 t0 = tcg_const_i64(arg2);
1900 tcg_gen_clz_i64(ret, arg1, t0);
1901 tcg_temp_free_i64(t0);
0e28d006
RH
1902 }
1903}
1904
1905void tcg_gen_ctz_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1906{
1907 if (TCG_TARGET_HAS_ctz_i64) {
1908 tcg_gen_op3_i64(INDEX_op_ctz_i64, ret, arg1, arg2);
14e99210
RH
1909 } else if (TCG_TARGET_HAS_ctpop_i64 || TCG_TARGET_HAS_clz_i64) {
1910 TCGv_i64 z, t = tcg_temp_new_i64();
1911
1912 if (TCG_TARGET_HAS_ctpop_i64) {
1913 tcg_gen_subi_i64(t, arg1, 1);
1914 tcg_gen_andc_i64(t, t, arg1);
1915 tcg_gen_ctpop_i64(t, t);
1916 } else {
1917 /* Since all non-x86 hosts have clz(0) == 64, don't fight it. */
1918 tcg_gen_neg_i64(t, arg1);
1919 tcg_gen_and_i64(t, t, arg1);
1920 tcg_gen_clzi_i64(t, t, 64);
1921 tcg_gen_xori_i64(t, t, 63);
1922 }
11d11d61 1923 z = tcg_constant_i64(0);
14e99210
RH
1924 tcg_gen_movcond_i64(TCG_COND_EQ, ret, arg1, z, arg2, t);
1925 tcg_temp_free_i64(t);
1926 tcg_temp_free_i64(z);
0e28d006
RH
1927 } else {
1928 gen_helper_ctz_i64(ret, arg1, arg2);
1929 }
1930}
1931
1932void tcg_gen_ctzi_i64(TCGv_i64 ret, TCGv_i64 arg1, uint64_t arg2)
1933{
1934 if (TCG_TARGET_REG_BITS == 32
1935 && TCG_TARGET_HAS_ctz_i32
1936 && arg2 <= 0xffffffffu) {
11d11d61
RH
1937 TCGv_i32 t32 = tcg_temp_new_i32();
1938 tcg_gen_ctzi_i32(t32, TCGV_HIGH(arg1), arg2 - 32);
0e28d006
RH
1939 tcg_gen_addi_i32(t32, t32, 32);
1940 tcg_gen_ctz_i32(TCGV_LOW(ret), TCGV_LOW(arg1), t32);
1941 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1942 tcg_temp_free_i32(t32);
14e99210
RH
1943 } else if (!TCG_TARGET_HAS_ctz_i64
1944 && TCG_TARGET_HAS_ctpop_i64
1945 && arg2 == 64) {
1946 /* This equivalence has the advantage of not requiring a fixup. */
1947 TCGv_i64 t = tcg_temp_new_i64();
1948 tcg_gen_subi_i64(t, arg1, 1);
1949 tcg_gen_andc_i64(t, t, arg1);
1950 tcg_gen_ctpop_i64(ret, t);
1951 tcg_temp_free_i64(t);
0e28d006 1952 } else {
11d11d61
RH
1953 TCGv_i64 t0 = tcg_const_i64(arg2);
1954 tcg_gen_ctz_i64(ret, arg1, t0);
1955 tcg_temp_free_i64(t0);
0e28d006
RH
1956 }
1957}
1958
086920c2
RH
1959void tcg_gen_clrsb_i64(TCGv_i64 ret, TCGv_i64 arg)
1960{
1961 if (TCG_TARGET_HAS_clz_i64 || TCG_TARGET_HAS_clz_i32) {
1962 TCGv_i64 t = tcg_temp_new_i64();
1963 tcg_gen_sari_i64(t, arg, 63);
1964 tcg_gen_xor_i64(t, t, arg);
1965 tcg_gen_clzi_i64(t, t, 64);
1966 tcg_gen_subi_i64(ret, t, 1);
1967 tcg_temp_free_i64(t);
1968 } else {
1969 gen_helper_clrsb_i64(ret, arg);
1970 }
1971}
1972
a768e4e9
RH
1973void tcg_gen_ctpop_i64(TCGv_i64 ret, TCGv_i64 arg1)
1974{
1975 if (TCG_TARGET_HAS_ctpop_i64) {
1976 tcg_gen_op2_i64(INDEX_op_ctpop_i64, ret, arg1);
1977 } else if (TCG_TARGET_REG_BITS == 32 && TCG_TARGET_HAS_ctpop_i32) {
1978 tcg_gen_ctpop_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1));
1979 tcg_gen_ctpop_i32(TCGV_LOW(ret), TCGV_LOW(arg1));
1980 tcg_gen_add_i32(TCGV_LOW(ret), TCGV_LOW(ret), TCGV_HIGH(ret));
1981 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
1982 } else {
1983 gen_helper_ctpop_i64(ret, arg1);
1984 }
1985}
1986
951c6300
RH
1987void tcg_gen_rotl_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
1988{
1989 if (TCG_TARGET_HAS_rot_i64) {
1990 tcg_gen_op3_i64(INDEX_op_rotl_i64, ret, arg1, arg2);
1991 } else {
1992 TCGv_i64 t0, t1;
1993 t0 = tcg_temp_new_i64();
1994 t1 = tcg_temp_new_i64();
1995 tcg_gen_shl_i64(t0, arg1, arg2);
1996 tcg_gen_subfi_i64(t1, 64, arg2);
1997 tcg_gen_shr_i64(t1, arg1, t1);
1998 tcg_gen_or_i64(ret, t0, t1);
1999 tcg_temp_free_i64(t0);
2000 tcg_temp_free_i64(t1);
2001 }
2002}
2003
07dada03 2004void tcg_gen_rotli_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
951c6300 2005{
07dada03 2006 tcg_debug_assert(arg2 >= 0 && arg2 < 64);
951c6300
RH
2007 /* some cases can be optimized here */
2008 if (arg2 == 0) {
2009 tcg_gen_mov_i64(ret, arg1);
2010 } else if (TCG_TARGET_HAS_rot_i64) {
11d11d61 2011 tcg_gen_rotl_i64(ret, arg1, tcg_constant_i64(arg2));
951c6300
RH
2012 } else {
2013 TCGv_i64 t0, t1;
2014 t0 = tcg_temp_new_i64();
2015 t1 = tcg_temp_new_i64();
2016 tcg_gen_shli_i64(t0, arg1, arg2);
2017 tcg_gen_shri_i64(t1, arg1, 64 - arg2);
2018 tcg_gen_or_i64(ret, t0, t1);
2019 tcg_temp_free_i64(t0);
2020 tcg_temp_free_i64(t1);
2021 }
2022}
2023
2024void tcg_gen_rotr_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
2025{
2026 if (TCG_TARGET_HAS_rot_i64) {
2027 tcg_gen_op3_i64(INDEX_op_rotr_i64, ret, arg1, arg2);
2028 } else {
2029 TCGv_i64 t0, t1;
2030 t0 = tcg_temp_new_i64();
2031 t1 = tcg_temp_new_i64();
2032 tcg_gen_shr_i64(t0, arg1, arg2);
2033 tcg_gen_subfi_i64(t1, 64, arg2);
2034 tcg_gen_shl_i64(t1, arg1, t1);
2035 tcg_gen_or_i64(ret, t0, t1);
2036 tcg_temp_free_i64(t0);
2037 tcg_temp_free_i64(t1);
2038 }
2039}
2040
07dada03 2041void tcg_gen_rotri_i64(TCGv_i64 ret, TCGv_i64 arg1, int64_t arg2)
951c6300 2042{
07dada03 2043 tcg_debug_assert(arg2 >= 0 && arg2 < 64);
951c6300
RH
2044 /* some cases can be optimized here */
2045 if (arg2 == 0) {
2046 tcg_gen_mov_i64(ret, arg1);
2047 } else {
2048 tcg_gen_rotli_i64(ret, arg1, 64 - arg2);
2049 }
2050}
2051
2052void tcg_gen_deposit_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2,
2053 unsigned int ofs, unsigned int len)
2054{
2055 uint64_t mask;
2056 TCGv_i64 t1;
2057
2058 tcg_debug_assert(ofs < 64);
0d0d309d 2059 tcg_debug_assert(len > 0);
951c6300
RH
2060 tcg_debug_assert(len <= 64);
2061 tcg_debug_assert(ofs + len <= 64);
2062
0d0d309d 2063 if (len == 64) {
951c6300
RH
2064 tcg_gen_mov_i64(ret, arg2);
2065 return;
2066 }
2067 if (TCG_TARGET_HAS_deposit_i64 && TCG_TARGET_deposit_i64_valid(ofs, len)) {
2068 tcg_gen_op5ii_i64(INDEX_op_deposit_i64, ret, arg1, arg2, ofs, len);
2069 return;
2070 }
2071
3a13c3f3
RH
2072 if (TCG_TARGET_REG_BITS == 32) {
2073 if (ofs >= 32) {
2074 tcg_gen_deposit_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1),
2075 TCGV_LOW(arg2), ofs - 32, len);
2076 tcg_gen_mov_i32(TCGV_LOW(ret), TCGV_LOW(arg1));
2077 return;
2078 }
2079 if (ofs + len <= 32) {
2080 tcg_gen_deposit_i32(TCGV_LOW(ret), TCGV_LOW(arg1),
2081 TCGV_LOW(arg2), ofs, len);
2082 tcg_gen_mov_i32(TCGV_HIGH(ret), TCGV_HIGH(arg1));
2083 return;
2084 }
951c6300 2085 }
951c6300 2086
951c6300
RH
2087 t1 = tcg_temp_new_i64();
2088
b0a60567
RH
2089 if (TCG_TARGET_HAS_extract2_i64) {
2090 if (ofs + len == 64) {
2091 tcg_gen_shli_i64(t1, arg1, len);
2092 tcg_gen_extract2_i64(ret, t1, arg2, len);
2093 goto done;
2094 }
2095 if (ofs == 0) {
2096 tcg_gen_extract2_i64(ret, arg1, arg2, len);
2097 tcg_gen_rotli_i64(ret, ret, len);
2098 goto done;
2099 }
2100 }
2101
2102 mask = (1ull << len) - 1;
951c6300
RH
2103 if (ofs + len < 64) {
2104 tcg_gen_andi_i64(t1, arg2, mask);
2105 tcg_gen_shli_i64(t1, t1, ofs);
2106 } else {
2107 tcg_gen_shli_i64(t1, arg2, ofs);
2108 }
2109 tcg_gen_andi_i64(ret, arg1, ~(mask << ofs));
2110 tcg_gen_or_i64(ret, ret, t1);
b0a60567 2111 done:
951c6300
RH
2112 tcg_temp_free_i64(t1);
2113}
2114
07cc68d5
RH
2115void tcg_gen_deposit_z_i64(TCGv_i64 ret, TCGv_i64 arg,
2116 unsigned int ofs, unsigned int len)
2117{
2118 tcg_debug_assert(ofs < 64);
2119 tcg_debug_assert(len > 0);
2120 tcg_debug_assert(len <= 64);
2121 tcg_debug_assert(ofs + len <= 64);
2122
2123 if (ofs + len == 64) {
2124 tcg_gen_shli_i64(ret, arg, ofs);
2125 } else if (ofs == 0) {
2126 tcg_gen_andi_i64(ret, arg, (1ull << len) - 1);
2127 } else if (TCG_TARGET_HAS_deposit_i64
2128 && TCG_TARGET_deposit_i64_valid(ofs, len)) {
11d11d61 2129 TCGv_i64 zero = tcg_constant_i64(0);
07cc68d5 2130 tcg_gen_op5ii_i64(INDEX_op_deposit_i64, ret, zero, arg, ofs, len);
07cc68d5
RH
2131 } else {
2132 if (TCG_TARGET_REG_BITS == 32) {
2133 if (ofs >= 32) {
2134 tcg_gen_deposit_z_i32(TCGV_HIGH(ret), TCGV_LOW(arg),
2135 ofs - 32, len);
2136 tcg_gen_movi_i32(TCGV_LOW(ret), 0);
2137 return;
2138 }
2139 if (ofs + len <= 32) {
2140 tcg_gen_deposit_z_i32(TCGV_LOW(ret), TCGV_LOW(arg), ofs, len);
2141 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
2142 return;
2143 }
2144 }
2145 /* To help two-operand hosts we prefer to zero-extend first,
2146 which allows ARG to stay live. */
2147 switch (len) {
2148 case 32:
2149 if (TCG_TARGET_HAS_ext32u_i64) {
2150 tcg_gen_ext32u_i64(ret, arg);
2151 tcg_gen_shli_i64(ret, ret, ofs);
2152 return;
2153 }
2154 break;
2155 case 16:
2156 if (TCG_TARGET_HAS_ext16u_i64) {
2157 tcg_gen_ext16u_i64(ret, arg);
2158 tcg_gen_shli_i64(ret, ret, ofs);
2159 return;
2160 }
2161 break;
2162 case 8:
2163 if (TCG_TARGET_HAS_ext8u_i64) {
2164 tcg_gen_ext8u_i64(ret, arg);
2165 tcg_gen_shli_i64(ret, ret, ofs);
2166 return;
2167 }
2168 break;
2169 }
2170 /* Otherwise prefer zero-extension over AND for code size. */
2171 switch (ofs + len) {
2172 case 32:
2173 if (TCG_TARGET_HAS_ext32u_i64) {
2174 tcg_gen_shli_i64(ret, arg, ofs);
2175 tcg_gen_ext32u_i64(ret, ret);
2176 return;
2177 }
2178 break;
2179 case 16:
2180 if (TCG_TARGET_HAS_ext16u_i64) {
2181 tcg_gen_shli_i64(ret, arg, ofs);
2182 tcg_gen_ext16u_i64(ret, ret);
2183 return;
2184 }
2185 break;
2186 case 8:
2187 if (TCG_TARGET_HAS_ext8u_i64) {
2188 tcg_gen_shli_i64(ret, arg, ofs);
2189 tcg_gen_ext8u_i64(ret, ret);
2190 return;
2191 }
2192 break;
2193 }
2194 tcg_gen_andi_i64(ret, arg, (1ull << len) - 1);
2195 tcg_gen_shli_i64(ret, ret, ofs);
2196 }
2197}
2198
7ec8bab3
RH
2199void tcg_gen_extract_i64(TCGv_i64 ret, TCGv_i64 arg,
2200 unsigned int ofs, unsigned int len)
2201{
2202 tcg_debug_assert(ofs < 64);
2203 tcg_debug_assert(len > 0);
2204 tcg_debug_assert(len <= 64);
2205 tcg_debug_assert(ofs + len <= 64);
2206
2207 /* Canonicalize certain special cases, even if extract is supported. */
2208 if (ofs + len == 64) {
2209 tcg_gen_shri_i64(ret, arg, 64 - len);
2210 return;
2211 }
2212 if (ofs == 0) {
2213 tcg_gen_andi_i64(ret, arg, (1ull << len) - 1);
2214 return;
2215 }
2216
2217 if (TCG_TARGET_REG_BITS == 32) {
2218 /* Look for a 32-bit extract within one of the two words. */
2219 if (ofs >= 32) {
2220 tcg_gen_extract_i32(TCGV_LOW(ret), TCGV_HIGH(arg), ofs - 32, len);
2221 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
2222 return;
2223 }
2224 if (ofs + len <= 32) {
2225 tcg_gen_extract_i32(TCGV_LOW(ret), TCGV_LOW(arg), ofs, len);
2226 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
2227 return;
2228 }
2229 /* The field is split across two words. One double-word
2230 shift is better than two double-word shifts. */
2231 goto do_shift_and;
2232 }
2233
2234 if (TCG_TARGET_HAS_extract_i64
2235 && TCG_TARGET_extract_i64_valid(ofs, len)) {
2236 tcg_gen_op4ii_i64(INDEX_op_extract_i64, ret, arg, ofs, len);
2237 return;
2238 }
2239
2240 /* Assume that zero-extension, if available, is cheaper than a shift. */
2241 switch (ofs + len) {
2242 case 32:
2243 if (TCG_TARGET_HAS_ext32u_i64) {
2244 tcg_gen_ext32u_i64(ret, arg);
2245 tcg_gen_shri_i64(ret, ret, ofs);
2246 return;
2247 }
2248 break;
2249 case 16:
2250 if (TCG_TARGET_HAS_ext16u_i64) {
2251 tcg_gen_ext16u_i64(ret, arg);
2252 tcg_gen_shri_i64(ret, ret, ofs);
2253 return;
2254 }
2255 break;
2256 case 8:
2257 if (TCG_TARGET_HAS_ext8u_i64) {
2258 tcg_gen_ext8u_i64(ret, arg);
2259 tcg_gen_shri_i64(ret, ret, ofs);
2260 return;
2261 }
2262 break;
2263 }
2264
2265 /* ??? Ideally we'd know what values are available for immediate AND.
2266 Assume that 8 bits are available, plus the special cases of 16 and 32,
2267 so that we get ext8u, ext16u, and ext32u. */
2268 switch (len) {
2269 case 1 ... 8: case 16: case 32:
2270 do_shift_and:
2271 tcg_gen_shri_i64(ret, arg, ofs);
2272 tcg_gen_andi_i64(ret, ret, (1ull << len) - 1);
2273 break;
2274 default:
2275 tcg_gen_shli_i64(ret, arg, 64 - len - ofs);
2276 tcg_gen_shri_i64(ret, ret, 64 - len);
2277 break;
2278 }
2279}
2280
2281void tcg_gen_sextract_i64(TCGv_i64 ret, TCGv_i64 arg,
2282 unsigned int ofs, unsigned int len)
2283{
2284 tcg_debug_assert(ofs < 64);
2285 tcg_debug_assert(len > 0);
2286 tcg_debug_assert(len <= 64);
2287 tcg_debug_assert(ofs + len <= 64);
2288
2289 /* Canonicalize certain special cases, even if sextract is supported. */
2290 if (ofs + len == 64) {
2291 tcg_gen_sari_i64(ret, arg, 64 - len);
2292 return;
2293 }
2294 if (ofs == 0) {
2295 switch (len) {
2296 case 32:
2297 tcg_gen_ext32s_i64(ret, arg);
2298 return;
2299 case 16:
2300 tcg_gen_ext16s_i64(ret, arg);
2301 return;
2302 case 8:
2303 tcg_gen_ext8s_i64(ret, arg);
2304 return;
2305 }
2306 }
2307
2308 if (TCG_TARGET_REG_BITS == 32) {
2309 /* Look for a 32-bit extract within one of the two words. */
2310 if (ofs >= 32) {
2311 tcg_gen_sextract_i32(TCGV_LOW(ret), TCGV_HIGH(arg), ofs - 32, len);
2312 } else if (ofs + len <= 32) {
2313 tcg_gen_sextract_i32(TCGV_LOW(ret), TCGV_LOW(arg), ofs, len);
2314 } else if (ofs == 0) {
2315 tcg_gen_mov_i32(TCGV_LOW(ret), TCGV_LOW(arg));
2316 tcg_gen_sextract_i32(TCGV_HIGH(ret), TCGV_HIGH(arg), 0, len - 32);
2317 return;
2318 } else if (len > 32) {
2319 TCGv_i32 t = tcg_temp_new_i32();
2320 /* Extract the bits for the high word normally. */
2321 tcg_gen_sextract_i32(t, TCGV_HIGH(arg), ofs + 32, len - 32);
2322 /* Shift the field down for the low part. */
2323 tcg_gen_shri_i64(ret, arg, ofs);
2324 /* Overwrite the shift into the high part. */
2325 tcg_gen_mov_i32(TCGV_HIGH(ret), t);
2326 tcg_temp_free_i32(t);
2327 return;
2328 } else {
2329 /* Shift the field down for the low part, such that the
2330 field sits at the MSB. */
2331 tcg_gen_shri_i64(ret, arg, ofs + len - 32);
2332 /* Shift the field down from the MSB, sign extending. */
2333 tcg_gen_sari_i32(TCGV_LOW(ret), TCGV_LOW(ret), 32 - len);
2334 }
2335 /* Sign-extend the field from 32 bits. */
2336 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
2337 return;
2338 }
2339
2340 if (TCG_TARGET_HAS_sextract_i64
2341 && TCG_TARGET_extract_i64_valid(ofs, len)) {
2342 tcg_gen_op4ii_i64(INDEX_op_sextract_i64, ret, arg, ofs, len);
2343 return;
2344 }
2345
2346 /* Assume that sign-extension, if available, is cheaper than a shift. */
2347 switch (ofs + len) {
2348 case 32:
2349 if (TCG_TARGET_HAS_ext32s_i64) {
2350 tcg_gen_ext32s_i64(ret, arg);
2351 tcg_gen_sari_i64(ret, ret, ofs);
2352 return;
2353 }
2354 break;
2355 case 16:
2356 if (TCG_TARGET_HAS_ext16s_i64) {
2357 tcg_gen_ext16s_i64(ret, arg);
2358 tcg_gen_sari_i64(ret, ret, ofs);
2359 return;
2360 }
2361 break;
2362 case 8:
2363 if (TCG_TARGET_HAS_ext8s_i64) {
2364 tcg_gen_ext8s_i64(ret, arg);
2365 tcg_gen_sari_i64(ret, ret, ofs);
2366 return;
2367 }
2368 break;
2369 }
2370 switch (len) {
2371 case 32:
2372 if (TCG_TARGET_HAS_ext32s_i64) {
2373 tcg_gen_shri_i64(ret, arg, ofs);
2374 tcg_gen_ext32s_i64(ret, ret);
2375 return;
2376 }
2377 break;
2378 case 16:
2379 if (TCG_TARGET_HAS_ext16s_i64) {
2380 tcg_gen_shri_i64(ret, arg, ofs);
2381 tcg_gen_ext16s_i64(ret, ret);
2382 return;
2383 }
2384 break;
2385 case 8:
2386 if (TCG_TARGET_HAS_ext8s_i64) {
2387 tcg_gen_shri_i64(ret, arg, ofs);
2388 tcg_gen_ext8s_i64(ret, ret);
2389 return;
2390 }
2391 break;
2392 }
2393 tcg_gen_shli_i64(ret, arg, 64 - len - ofs);
2394 tcg_gen_sari_i64(ret, ret, 64 - len);
2395}
2396
2089fcc9
DH
2397/*
2398 * Extract 64 bits from a 128-bit input, ah:al, starting from ofs.
2399 * Unlike tcg_gen_extract_i64 above, len is fixed at 64.
2400 */
2401void tcg_gen_extract2_i64(TCGv_i64 ret, TCGv_i64 al, TCGv_i64 ah,
2402 unsigned int ofs)
2403{
2404 tcg_debug_assert(ofs <= 64);
2405 if (ofs == 0) {
2406 tcg_gen_mov_i64(ret, al);
2407 } else if (ofs == 64) {
2408 tcg_gen_mov_i64(ret, ah);
2409 } else if (al == ah) {
2410 tcg_gen_rotri_i64(ret, al, ofs);
fce1296f
RH
2411 } else if (TCG_TARGET_HAS_extract2_i64) {
2412 tcg_gen_op4i_i64(INDEX_op_extract2_i64, ret, al, ah, ofs);
2089fcc9
DH
2413 } else {
2414 TCGv_i64 t0 = tcg_temp_new_i64();
2415 tcg_gen_shri_i64(t0, al, ofs);
2416 tcg_gen_deposit_i64(ret, t0, ah, 64 - ofs, ofs);
2417 tcg_temp_free_i64(t0);
2418 }
2419}
2420
951c6300
RH
2421void tcg_gen_movcond_i64(TCGCond cond, TCGv_i64 ret, TCGv_i64 c1,
2422 TCGv_i64 c2, TCGv_i64 v1, TCGv_i64 v2)
2423{
37ed3bf1
RH
2424 if (cond == TCG_COND_ALWAYS) {
2425 tcg_gen_mov_i64(ret, v1);
2426 } else if (cond == TCG_COND_NEVER) {
2427 tcg_gen_mov_i64(ret, v2);
2428 } else if (TCG_TARGET_REG_BITS == 32) {
3a13c3f3
RH
2429 TCGv_i32 t0 = tcg_temp_new_i32();
2430 TCGv_i32 t1 = tcg_temp_new_i32();
2431 tcg_gen_op6i_i32(INDEX_op_setcond2_i32, t0,
2432 TCGV_LOW(c1), TCGV_HIGH(c1),
2433 TCGV_LOW(c2), TCGV_HIGH(c2), cond);
2434
2435 if (TCG_TARGET_HAS_movcond_i32) {
2436 tcg_gen_movi_i32(t1, 0);
2437 tcg_gen_movcond_i32(TCG_COND_NE, TCGV_LOW(ret), t0, t1,
2438 TCGV_LOW(v1), TCGV_LOW(v2));
2439 tcg_gen_movcond_i32(TCG_COND_NE, TCGV_HIGH(ret), t0, t1,
2440 TCGV_HIGH(v1), TCGV_HIGH(v2));
2441 } else {
2442 tcg_gen_neg_i32(t0, t0);
951c6300 2443
3a13c3f3
RH
2444 tcg_gen_and_i32(t1, TCGV_LOW(v1), t0);
2445 tcg_gen_andc_i32(TCGV_LOW(ret), TCGV_LOW(v2), t0);
2446 tcg_gen_or_i32(TCGV_LOW(ret), TCGV_LOW(ret), t1);
951c6300 2447
3a13c3f3
RH
2448 tcg_gen_and_i32(t1, TCGV_HIGH(v1), t0);
2449 tcg_gen_andc_i32(TCGV_HIGH(ret), TCGV_HIGH(v2), t0);
2450 tcg_gen_or_i32(TCGV_HIGH(ret), TCGV_HIGH(ret), t1);
2451 }
2452 tcg_temp_free_i32(t0);
2453 tcg_temp_free_i32(t1);
2454 } else if (TCG_TARGET_HAS_movcond_i64) {
951c6300
RH
2455 tcg_gen_op6i_i64(INDEX_op_movcond_i64, ret, c1, c2, v1, v2, cond);
2456 } else {
2457 TCGv_i64 t0 = tcg_temp_new_i64();
2458 TCGv_i64 t1 = tcg_temp_new_i64();
2459 tcg_gen_setcond_i64(cond, t0, c1, c2);
2460 tcg_gen_neg_i64(t0, t0);
2461 tcg_gen_and_i64(t1, v1, t0);
2462 tcg_gen_andc_i64(ret, v2, t0);
2463 tcg_gen_or_i64(ret, ret, t1);
2464 tcg_temp_free_i64(t0);
2465 tcg_temp_free_i64(t1);
2466 }
951c6300
RH
2467}
2468
2469void tcg_gen_add2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 al,
2470 TCGv_i64 ah, TCGv_i64 bl, TCGv_i64 bh)
2471{
2472 if (TCG_TARGET_HAS_add2_i64) {
2473 tcg_gen_op6_i64(INDEX_op_add2_i64, rl, rh, al, ah, bl, bh);
951c6300
RH
2474 } else {
2475 TCGv_i64 t0 = tcg_temp_new_i64();
2476 TCGv_i64 t1 = tcg_temp_new_i64();
2477 tcg_gen_add_i64(t0, al, bl);
2478 tcg_gen_setcond_i64(TCG_COND_LTU, t1, t0, al);
2479 tcg_gen_add_i64(rh, ah, bh);
2480 tcg_gen_add_i64(rh, rh, t1);
2481 tcg_gen_mov_i64(rl, t0);
2482 tcg_temp_free_i64(t0);
2483 tcg_temp_free_i64(t1);
2484 }
2485}
2486
2487void tcg_gen_sub2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 al,
2488 TCGv_i64 ah, TCGv_i64 bl, TCGv_i64 bh)
2489{
2490 if (TCG_TARGET_HAS_sub2_i64) {
2491 tcg_gen_op6_i64(INDEX_op_sub2_i64, rl, rh, al, ah, bl, bh);
951c6300
RH
2492 } else {
2493 TCGv_i64 t0 = tcg_temp_new_i64();
2494 TCGv_i64 t1 = tcg_temp_new_i64();
2495 tcg_gen_sub_i64(t0, al, bl);
2496 tcg_gen_setcond_i64(TCG_COND_LTU, t1, al, bl);
2497 tcg_gen_sub_i64(rh, ah, bh);
2498 tcg_gen_sub_i64(rh, rh, t1);
2499 tcg_gen_mov_i64(rl, t0);
2500 tcg_temp_free_i64(t0);
2501 tcg_temp_free_i64(t1);
2502 }
2503}
2504
2505void tcg_gen_mulu2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2)
2506{
2507 if (TCG_TARGET_HAS_mulu2_i64) {
2508 tcg_gen_op4_i64(INDEX_op_mulu2_i64, rl, rh, arg1, arg2);
951c6300
RH
2509 } else if (TCG_TARGET_HAS_muluh_i64) {
2510 TCGv_i64 t = tcg_temp_new_i64();
2511 tcg_gen_op3_i64(INDEX_op_mul_i64, t, arg1, arg2);
2512 tcg_gen_op3_i64(INDEX_op_muluh_i64, rh, arg1, arg2);
2513 tcg_gen_mov_i64(rl, t);
2514 tcg_temp_free_i64(t);
2515 } else {
2516 TCGv_i64 t0 = tcg_temp_new_i64();
2517 tcg_gen_mul_i64(t0, arg1, arg2);
2518 gen_helper_muluh_i64(rh, arg1, arg2);
2519 tcg_gen_mov_i64(rl, t0);
2520 tcg_temp_free_i64(t0);
2521 }
2522}
2523
2524void tcg_gen_muls2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2)
2525{
2526 if (TCG_TARGET_HAS_muls2_i64) {
2527 tcg_gen_op4_i64(INDEX_op_muls2_i64, rl, rh, arg1, arg2);
951c6300
RH
2528 } else if (TCG_TARGET_HAS_mulsh_i64) {
2529 TCGv_i64 t = tcg_temp_new_i64();
2530 tcg_gen_op3_i64(INDEX_op_mul_i64, t, arg1, arg2);
2531 tcg_gen_op3_i64(INDEX_op_mulsh_i64, rh, arg1, arg2);
2532 tcg_gen_mov_i64(rl, t);
2533 tcg_temp_free_i64(t);
2534 } else if (TCG_TARGET_HAS_mulu2_i64 || TCG_TARGET_HAS_muluh_i64) {
2535 TCGv_i64 t0 = tcg_temp_new_i64();
2536 TCGv_i64 t1 = tcg_temp_new_i64();
2537 TCGv_i64 t2 = tcg_temp_new_i64();
2538 TCGv_i64 t3 = tcg_temp_new_i64();
2539 tcg_gen_mulu2_i64(t0, t1, arg1, arg2);
2540 /* Adjust for negative inputs. */
2541 tcg_gen_sari_i64(t2, arg1, 63);
2542 tcg_gen_sari_i64(t3, arg2, 63);
2543 tcg_gen_and_i64(t2, t2, arg2);
2544 tcg_gen_and_i64(t3, t3, arg1);
2545 tcg_gen_sub_i64(rh, t1, t2);
2546 tcg_gen_sub_i64(rh, rh, t3);
2547 tcg_gen_mov_i64(rl, t0);
2548 tcg_temp_free_i64(t0);
2549 tcg_temp_free_i64(t1);
2550 tcg_temp_free_i64(t2);
2551 tcg_temp_free_i64(t3);
2552 } else {
2553 TCGv_i64 t0 = tcg_temp_new_i64();
2554 tcg_gen_mul_i64(t0, arg1, arg2);
2555 gen_helper_mulsh_i64(rh, arg1, arg2);
2556 tcg_gen_mov_i64(rl, t0);
2557 tcg_temp_free_i64(t0);
2558 }
2559}
2560
5087abfb
RH
2561void tcg_gen_mulsu2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2)
2562{
2563 TCGv_i64 t0 = tcg_temp_new_i64();
2564 TCGv_i64 t1 = tcg_temp_new_i64();
2565 TCGv_i64 t2 = tcg_temp_new_i64();
2566 tcg_gen_mulu2_i64(t0, t1, arg1, arg2);
2567 /* Adjust for negative input for the signed arg1. */
2568 tcg_gen_sari_i64(t2, arg1, 63);
2569 tcg_gen_and_i64(t2, t2, arg2);
2570 tcg_gen_sub_i64(rh, t1, t2);
2571 tcg_gen_mov_i64(rl, t0);
2572 tcg_temp_free_i64(t0);
2573 tcg_temp_free_i64(t1);
2574 tcg_temp_free_i64(t2);
2575}
2576
b87fb8cd
RH
2577void tcg_gen_smin_i64(TCGv_i64 ret, TCGv_i64 a, TCGv_i64 b)
2578{
2579 tcg_gen_movcond_i64(TCG_COND_LT, ret, a, b, a, b);
2580}
2581
2582void tcg_gen_umin_i64(TCGv_i64 ret, TCGv_i64 a, TCGv_i64 b)
2583{
2584 tcg_gen_movcond_i64(TCG_COND_LTU, ret, a, b, a, b);
2585}
2586
2587void tcg_gen_smax_i64(TCGv_i64 ret, TCGv_i64 a, TCGv_i64 b)
2588{
2589 tcg_gen_movcond_i64(TCG_COND_LT, ret, a, b, b, a);
2590}
2591
2592void tcg_gen_umax_i64(TCGv_i64 ret, TCGv_i64 a, TCGv_i64 b)
2593{
2594 tcg_gen_movcond_i64(TCG_COND_LTU, ret, a, b, b, a);
2595}
2596
ff1f11f7
RH
2597void tcg_gen_abs_i64(TCGv_i64 ret, TCGv_i64 a)
2598{
2599 TCGv_i64 t = tcg_temp_new_i64();
2600
2601 tcg_gen_sari_i64(t, a, 63);
2602 tcg_gen_xor_i64(ret, a, t);
2603 tcg_gen_sub_i64(ret, ret, t);
2604 tcg_temp_free_i64(t);
2605}
2606
951c6300
RH
2607/* Size changing operations. */
2608
609ad705 2609void tcg_gen_extrl_i64_i32(TCGv_i32 ret, TCGv_i64 arg)
951c6300 2610{
3a13c3f3 2611 if (TCG_TARGET_REG_BITS == 32) {
609ad705
RH
2612 tcg_gen_mov_i32(ret, TCGV_LOW(arg));
2613 } else if (TCG_TARGET_HAS_extrl_i64_i32) {
b7e8b17a 2614 tcg_gen_op2(INDEX_op_extrl_i64_i32,
ae8b75dc 2615 tcgv_i32_arg(ret), tcgv_i64_arg(arg));
609ad705 2616 } else {
dc41aa7d 2617 tcg_gen_mov_i32(ret, (TCGv_i32)arg);
609ad705
RH
2618 }
2619}
2620
2621void tcg_gen_extrh_i64_i32(TCGv_i32 ret, TCGv_i64 arg)
2622{
2623 if (TCG_TARGET_REG_BITS == 32) {
2624 tcg_gen_mov_i32(ret, TCGV_HIGH(arg));
2625 } else if (TCG_TARGET_HAS_extrh_i64_i32) {
b7e8b17a 2626 tcg_gen_op2(INDEX_op_extrh_i64_i32,
ae8b75dc 2627 tcgv_i32_arg(ret), tcgv_i64_arg(arg));
951c6300
RH
2628 } else {
2629 TCGv_i64 t = tcg_temp_new_i64();
609ad705 2630 tcg_gen_shri_i64(t, arg, 32);
dc41aa7d 2631 tcg_gen_mov_i32(ret, (TCGv_i32)t);
951c6300
RH
2632 tcg_temp_free_i64(t);
2633 }
951c6300
RH
2634}
2635
2636void tcg_gen_extu_i32_i64(TCGv_i64 ret, TCGv_i32 arg)
2637{
3a13c3f3
RH
2638 if (TCG_TARGET_REG_BITS == 32) {
2639 tcg_gen_mov_i32(TCGV_LOW(ret), arg);
2640 tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
2641 } else {
b7e8b17a 2642 tcg_gen_op2(INDEX_op_extu_i32_i64,
ae8b75dc 2643 tcgv_i64_arg(ret), tcgv_i32_arg(arg));
3a13c3f3 2644 }
951c6300
RH
2645}
2646
2647void tcg_gen_ext_i32_i64(TCGv_i64 ret, TCGv_i32 arg)
2648{
3a13c3f3
RH
2649 if (TCG_TARGET_REG_BITS == 32) {
2650 tcg_gen_mov_i32(TCGV_LOW(ret), arg);
2651 tcg_gen_sari_i32(TCGV_HIGH(ret), TCGV_LOW(ret), 31);
2652 } else {
b7e8b17a 2653 tcg_gen_op2(INDEX_op_ext_i32_i64,
ae8b75dc 2654 tcgv_i64_arg(ret), tcgv_i32_arg(arg));
3a13c3f3 2655 }
951c6300
RH
2656}
2657
2658void tcg_gen_concat_i32_i64(TCGv_i64 dest, TCGv_i32 low, TCGv_i32 high)
2659{
3a13c3f3
RH
2660 TCGv_i64 tmp;
2661
2662 if (TCG_TARGET_REG_BITS == 32) {
2663 tcg_gen_mov_i32(TCGV_LOW(dest), low);
2664 tcg_gen_mov_i32(TCGV_HIGH(dest), high);
2665 return;
2666 }
2667
2668 tmp = tcg_temp_new_i64();
951c6300
RH
2669 /* These extensions are only needed for type correctness.
2670 We may be able to do better given target specific information. */
2671 tcg_gen_extu_i32_i64(tmp, high);
2672 tcg_gen_extu_i32_i64(dest, low);
2673 /* If deposit is available, use it. Otherwise use the extra
2674 knowledge that we have of the zero-extensions above. */
2675 if (TCG_TARGET_HAS_deposit_i64 && TCG_TARGET_deposit_i64_valid(32, 32)) {
2676 tcg_gen_deposit_i64(dest, dest, tmp, 32, 32);
2677 } else {
2678 tcg_gen_shli_i64(tmp, tmp, 32);
2679 tcg_gen_or_i64(dest, dest, tmp);
2680 }
2681 tcg_temp_free_i64(tmp);
951c6300
RH
2682}
2683
2684void tcg_gen_extr_i64_i32(TCGv_i32 lo, TCGv_i32 hi, TCGv_i64 arg)
2685{
3a13c3f3
RH
2686 if (TCG_TARGET_REG_BITS == 32) {
2687 tcg_gen_mov_i32(lo, TCGV_LOW(arg));
2688 tcg_gen_mov_i32(hi, TCGV_HIGH(arg));
2689 } else {
609ad705
RH
2690 tcg_gen_extrl_i64_i32(lo, arg);
2691 tcg_gen_extrh_i64_i32(hi, arg);
3a13c3f3 2692 }
951c6300
RH
2693}
2694
2695void tcg_gen_extr32_i64(TCGv_i64 lo, TCGv_i64 hi, TCGv_i64 arg)
2696{
2697 tcg_gen_ext32u_i64(lo, arg);
2698 tcg_gen_shri_i64(hi, arg, 32);
2699}
2700
2701/* QEMU specific operations. */
2702
d9971435 2703void tcg_gen_exit_tb(const TranslationBlock *tb, unsigned idx)
07ea28b4 2704{
eba40358
RH
2705 /*
2706 * Let the jit code return the read-only version of the
2707 * TranslationBlock, so that we minimize the pc-relative
2708 * distance of the address of the exit_tb code to TB.
2709 * This will improve utilization of pc-relative address loads.
2710 *
2711 * TODO: Move this to translator_loop, so that all const
2712 * TranslationBlock pointers refer to read-only memory.
2713 * This requires coordination with targets that do not use
2714 * the translator_loop.
2715 */
2716 uintptr_t val = (uintptr_t)tcg_splitwx_to_rx((void *)tb) + idx;
07ea28b4
RH
2717
2718 if (tb == NULL) {
2719 tcg_debug_assert(idx == 0);
2720 } else if (idx <= TB_EXIT_IDXMAX) {
2721#ifdef CONFIG_DEBUG_TCG
2722 /* This is an exit following a goto_tb. Verify that we have
2723 seen this numbered exit before, via tcg_gen_goto_tb. */
2724 tcg_debug_assert(tcg_ctx->goto_tb_issue_mask & (1 << idx));
2725#endif
2726 } else {
2727 /* This is an exit via the exitreq label. */
2728 tcg_debug_assert(idx == TB_EXIT_REQUESTED);
2729 }
2730
e6d86bed 2731 plugin_gen_disable_mem_helpers();
07ea28b4
RH
2732 tcg_gen_op1i(INDEX_op_exit_tb, val);
2733}
2734
951c6300
RH
2735void tcg_gen_goto_tb(unsigned idx)
2736{
84f15616
RH
2737 /* We tested CF_NO_GOTO_TB in translator_use_goto_tb. */
2738 tcg_debug_assert(!(tcg_ctx->tb_cflags & CF_NO_GOTO_TB));
951c6300 2739 /* We only support two chained exits. */
07ea28b4 2740 tcg_debug_assert(idx <= TB_EXIT_IDXMAX);
951c6300 2741#ifdef CONFIG_DEBUG_TCG
a4761232 2742 /* Verify that we haven't seen this numbered exit before. */
b1311c4a
EC
2743 tcg_debug_assert((tcg_ctx->goto_tb_issue_mask & (1 << idx)) == 0);
2744 tcg_ctx->goto_tb_issue_mask |= 1 << idx;
951c6300 2745#endif
e6d86bed 2746 plugin_gen_disable_mem_helpers();
84f15616 2747 tcg_gen_op1i(INDEX_op_goto_tb, idx);
951c6300
RH
2748}
2749
7f11636d 2750void tcg_gen_lookup_and_goto_ptr(void)
cedbcb01 2751{
84f15616 2752 TCGv_ptr ptr;
e6d86bed 2753
84f15616 2754 if (tcg_ctx->tb_cflags & CF_NO_GOTO_PTR) {
07ea28b4 2755 tcg_gen_exit_tb(NULL, 0);
84f15616 2756 return;
cedbcb01 2757 }
84f15616
RH
2758
2759 plugin_gen_disable_mem_helpers();
2760 ptr = tcg_temp_new_ptr();
2761 gen_helper_lookup_tb_ptr(ptr, cpu_env);
2762 tcg_gen_op1i(INDEX_op_goto_ptr, tcgv_ptr_arg(ptr));
2763 tcg_temp_free_ptr(ptr);
cedbcb01
EC
2764}
2765
14776ab5 2766static inline MemOp tcg_canonicalize_memop(MemOp op, bool is64, bool st)
951c6300 2767{
1f00b27f
SS
2768 /* Trigger the asserts within as early as possible. */
2769 (void)get_alignment_bits(op);
2770
951c6300
RH
2771 switch (op & MO_SIZE) {
2772 case MO_8:
2773 op &= ~MO_BSWAP;
2774 break;
2775 case MO_16:
2776 break;
2777 case MO_32:
2778 if (!is64) {
2779 op &= ~MO_SIGN;
2780 }
2781 break;
2782 case MO_64:
4b473e0c
RH
2783 if (is64) {
2784 op &= ~MO_SIGN;
2785 break;
951c6300 2786 }
4b473e0c
RH
2787 /* fall through */
2788 default:
2789 g_assert_not_reached();
951c6300
RH
2790 }
2791 if (st) {
2792 op &= ~MO_SIGN;
2793 }
2794 return op;
2795}
2796
c45cb8bb 2797static void gen_ldst_i32(TCGOpcode opc, TCGv_i32 val, TCGv addr,
14776ab5 2798 MemOp memop, TCGArg idx)
951c6300 2799{
9002ffcb 2800 MemOpIdx oi = make_memop_idx(memop, idx);
c45cb8bb 2801#if TARGET_LONG_BITS == 32
59227d5d 2802 tcg_gen_op3i_i32(opc, val, addr, oi);
c45cb8bb 2803#else
3a13c3f3 2804 if (TCG_TARGET_REG_BITS == 32) {
59227d5d 2805 tcg_gen_op4i_i32(opc, val, TCGV_LOW(addr), TCGV_HIGH(addr), oi);
3a13c3f3 2806 } else {
ae8b75dc 2807 tcg_gen_op3(opc, tcgv_i32_arg(val), tcgv_i64_arg(addr), oi);
3a13c3f3 2808 }
c45cb8bb 2809#endif
951c6300
RH
2810}
2811
c45cb8bb 2812static void gen_ldst_i64(TCGOpcode opc, TCGv_i64 val, TCGv addr,
14776ab5 2813 MemOp memop, TCGArg idx)
c45cb8bb 2814{
9002ffcb 2815 MemOpIdx oi = make_memop_idx(memop, idx);
951c6300 2816#if TARGET_LONG_BITS == 32
c45cb8bb 2817 if (TCG_TARGET_REG_BITS == 32) {
59227d5d 2818 tcg_gen_op4i_i32(opc, TCGV_LOW(val), TCGV_HIGH(val), addr, oi);
c45cb8bb 2819 } else {
ae8b75dc 2820 tcg_gen_op3(opc, tcgv_i64_arg(val), tcgv_i32_arg(addr), oi);
c45cb8bb 2821 }
951c6300 2822#else
c45cb8bb 2823 if (TCG_TARGET_REG_BITS == 32) {
59227d5d
RH
2824 tcg_gen_op5i_i32(opc, TCGV_LOW(val), TCGV_HIGH(val),
2825 TCGV_LOW(addr), TCGV_HIGH(addr), oi);
c45cb8bb 2826 } else {
59227d5d 2827 tcg_gen_op3i_i64(opc, val, addr, oi);
c45cb8bb 2828 }
951c6300 2829#endif
c45cb8bb 2830}
951c6300 2831
b32dc337
PK
2832static void tcg_gen_req_mo(TCGBar type)
2833{
2834#ifdef TCG_GUEST_DEFAULT_MO
2835 type &= TCG_GUEST_DEFAULT_MO;
2836#endif
2837 type &= ~TCG_TARGET_DEFAULT_MO;
2838 if (type) {
2839 tcg_gen_mb(type | TCG_BAR_SC);
2840 }
2841}
2842
fcc54ab5
AB
2843static inline TCGv plugin_prep_mem_callbacks(TCGv vaddr)
2844{
2845#ifdef CONFIG_PLUGIN
2846 if (tcg_ctx->plugin_insn != NULL) {
2847 /* Save a copy of the vaddr for use after a load. */
2848 TCGv temp = tcg_temp_new();
2849 tcg_gen_mov_tl(temp, vaddr);
2850 return temp;
2851 }
2852#endif
2853 return vaddr;
2854}
2855
e6d86bed
EC
2856static inline void plugin_gen_mem_callbacks(TCGv vaddr, uint16_t info)
2857{
2858#ifdef CONFIG_PLUGIN
fcc54ab5
AB
2859 if (tcg_ctx->plugin_insn != NULL) {
2860 plugin_gen_empty_mem_callback(vaddr, info);
2861 tcg_temp_free(vaddr);
e6d86bed 2862 }
e6d86bed
EC
2863#endif
2864}
2865
14776ab5 2866void tcg_gen_qemu_ld_i32(TCGv_i32 val, TCGv addr, TCGArg idx, MemOp memop)
951c6300 2867{
14776ab5 2868 MemOp orig_memop;
b0702c91 2869 uint16_t info = trace_mem_get_info(make_memop_idx(memop, idx), 0);
e1dcf352 2870
b32dc337 2871 tcg_gen_req_mo(TCG_MO_LD_LD | TCG_MO_ST_LD);
951c6300 2872 memop = tcg_canonicalize_memop(memop, 0, 0);
e6d86bed 2873 trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, addr, info);
e1dcf352
RH
2874
2875 orig_memop = memop;
2876 if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) {
2877 memop &= ~MO_BSWAP;
359feba5 2878 /* The bswap primitive benefits from zero-extended input. */
e1dcf352
RH
2879 if ((memop & MO_SSIZE) == MO_SW) {
2880 memop &= ~MO_SIGN;
2881 }
2882 }
2883
fcc54ab5 2884 addr = plugin_prep_mem_callbacks(addr);
c45cb8bb 2885 gen_ldst_i32(INDEX_op_qemu_ld_i32, val, addr, memop, idx);
e6d86bed 2886 plugin_gen_mem_callbacks(addr, info);
e1dcf352
RH
2887
2888 if ((orig_memop ^ memop) & MO_BSWAP) {
2889 switch (orig_memop & MO_SIZE) {
2890 case MO_16:
359feba5
RH
2891 tcg_gen_bswap16_i32(val, val, (orig_memop & MO_SIGN
2892 ? TCG_BSWAP_IZ | TCG_BSWAP_OS
2893 : TCG_BSWAP_IZ | TCG_BSWAP_OZ));
e1dcf352
RH
2894 break;
2895 case MO_32:
2896 tcg_gen_bswap32_i32(val, val);
2897 break;
2898 default:
2899 g_assert_not_reached();
2900 }
2901 }
951c6300
RH
2902}
2903
14776ab5 2904void tcg_gen_qemu_st_i32(TCGv_i32 val, TCGv addr, TCGArg idx, MemOp memop)
951c6300 2905{
e1dcf352 2906 TCGv_i32 swap = NULL;
b0702c91 2907 uint16_t info = trace_mem_get_info(make_memop_idx(memop, idx), 1);
e1dcf352 2908
b32dc337 2909 tcg_gen_req_mo(TCG_MO_LD_ST | TCG_MO_ST_ST);
951c6300 2910 memop = tcg_canonicalize_memop(memop, 0, 1);
e6d86bed 2911 trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, addr, info);
e1dcf352
RH
2912
2913 if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) {
2914 swap = tcg_temp_new_i32();
2915 switch (memop & MO_SIZE) {
2916 case MO_16:
b53357ac 2917 tcg_gen_bswap16_i32(swap, val, 0);
e1dcf352
RH
2918 break;
2919 case MO_32:
2920 tcg_gen_bswap32_i32(swap, val);
2921 break;
2922 default:
2923 g_assert_not_reached();
2924 }
2925 val = swap;
2926 memop &= ~MO_BSWAP;
2927 }
2928
fcc54ab5 2929 addr = plugin_prep_mem_callbacks(addr);
07ce0b05
RH
2930 if (TCG_TARGET_HAS_qemu_st8_i32 && (memop & MO_SIZE) == MO_8) {
2931 gen_ldst_i32(INDEX_op_qemu_st8_i32, val, addr, memop, idx);
2932 } else {
2933 gen_ldst_i32(INDEX_op_qemu_st_i32, val, addr, memop, idx);
2934 }
e6d86bed 2935 plugin_gen_mem_callbacks(addr, info);
e1dcf352
RH
2936
2937 if (swap) {
2938 tcg_temp_free_i32(swap);
2939 }
951c6300
RH
2940}
2941
14776ab5 2942void tcg_gen_qemu_ld_i64(TCGv_i64 val, TCGv addr, TCGArg idx, MemOp memop)
951c6300 2943{
14776ab5 2944 MemOp orig_memop;
e6d86bed 2945 uint16_t info;
e1dcf352 2946
3a13c3f3 2947 if (TCG_TARGET_REG_BITS == 32 && (memop & MO_SIZE) < MO_64) {
951c6300
RH
2948 tcg_gen_qemu_ld_i32(TCGV_LOW(val), addr, idx, memop);
2949 if (memop & MO_SIGN) {
2950 tcg_gen_sari_i32(TCGV_HIGH(val), TCGV_LOW(val), 31);
2951 } else {
2952 tcg_gen_movi_i32(TCGV_HIGH(val), 0);
2953 }
2954 return;
2955 }
951c6300 2956
e1dcf352 2957 tcg_gen_req_mo(TCG_MO_LD_LD | TCG_MO_ST_LD);
c45cb8bb 2958 memop = tcg_canonicalize_memop(memop, 1, 0);
b0702c91 2959 info = trace_mem_get_info(make_memop_idx(memop, idx), 0);
e6d86bed 2960 trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, addr, info);
e1dcf352
RH
2961
2962 orig_memop = memop;
2963 if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) {
2964 memop &= ~MO_BSWAP;
359feba5 2965 /* The bswap primitive benefits from zero-extended input. */
e1dcf352
RH
2966 if ((memop & MO_SIGN) && (memop & MO_SIZE) < MO_64) {
2967 memop &= ~MO_SIGN;
2968 }
2969 }
2970
fcc54ab5 2971 addr = plugin_prep_mem_callbacks(addr);
c45cb8bb 2972 gen_ldst_i64(INDEX_op_qemu_ld_i64, val, addr, memop, idx);
e6d86bed 2973 plugin_gen_mem_callbacks(addr, info);
e1dcf352
RH
2974
2975 if ((orig_memop ^ memop) & MO_BSWAP) {
359feba5
RH
2976 int flags = (orig_memop & MO_SIGN
2977 ? TCG_BSWAP_IZ | TCG_BSWAP_OS
2978 : TCG_BSWAP_IZ | TCG_BSWAP_OZ);
e1dcf352
RH
2979 switch (orig_memop & MO_SIZE) {
2980 case MO_16:
359feba5 2981 tcg_gen_bswap16_i64(val, val, flags);
e1dcf352
RH
2982 break;
2983 case MO_32:
359feba5 2984 tcg_gen_bswap32_i64(val, val, flags);
e1dcf352
RH
2985 break;
2986 case MO_64:
2987 tcg_gen_bswap64_i64(val, val);
2988 break;
2989 default:
2990 g_assert_not_reached();
2991 }
2992 }
951c6300
RH
2993}
2994
14776ab5 2995void tcg_gen_qemu_st_i64(TCGv_i64 val, TCGv addr, TCGArg idx, MemOp memop)
951c6300 2996{
e1dcf352 2997 TCGv_i64 swap = NULL;
e6d86bed 2998 uint16_t info;
e1dcf352 2999
3a13c3f3 3000 if (TCG_TARGET_REG_BITS == 32 && (memop & MO_SIZE) < MO_64) {
951c6300
RH
3001 tcg_gen_qemu_st_i32(TCGV_LOW(val), addr, idx, memop);
3002 return;
3003 }
951c6300 3004
e1dcf352 3005 tcg_gen_req_mo(TCG_MO_LD_ST | TCG_MO_ST_ST);
c45cb8bb 3006 memop = tcg_canonicalize_memop(memop, 1, 1);
b0702c91 3007 info = trace_mem_get_info(make_memop_idx(memop, idx), 1);
e6d86bed 3008 trace_guest_mem_before_tcg(tcg_ctx->cpu, cpu_env, addr, info);
e1dcf352
RH
3009
3010 if (!TCG_TARGET_HAS_MEMORY_BSWAP && (memop & MO_BSWAP)) {
3011 swap = tcg_temp_new_i64();
3012 switch (memop & MO_SIZE) {
3013 case MO_16:
b53357ac 3014 tcg_gen_bswap16_i64(swap, val, 0);
e1dcf352
RH
3015 break;
3016 case MO_32:
b53357ac 3017 tcg_gen_bswap32_i64(swap, val, 0);
e1dcf352
RH
3018 break;
3019 case MO_64:
3020 tcg_gen_bswap64_i64(swap, val);
3021 break;
3022 default:
3023 g_assert_not_reached();
3024 }
3025 val = swap;
3026 memop &= ~MO_BSWAP;
3027 }
3028
fcc54ab5 3029 addr = plugin_prep_mem_callbacks(addr);
c45cb8bb 3030 gen_ldst_i64(INDEX_op_qemu_st_i64, val, addr, memop, idx);
e6d86bed 3031 plugin_gen_mem_callbacks(addr, info);
e1dcf352
RH
3032
3033 if (swap) {
3034 tcg_temp_free_i64(swap);
3035 }
951c6300 3036}
c482cb11 3037
14776ab5 3038static void tcg_gen_ext_i32(TCGv_i32 ret, TCGv_i32 val, MemOp opc)
c482cb11
RH
3039{
3040 switch (opc & MO_SSIZE) {
3041 case MO_SB:
3042 tcg_gen_ext8s_i32(ret, val);
3043 break;
3044 case MO_UB:
3045 tcg_gen_ext8u_i32(ret, val);
3046 break;
3047 case MO_SW:
3048 tcg_gen_ext16s_i32(ret, val);
3049 break;
3050 case MO_UW:
3051 tcg_gen_ext16u_i32(ret, val);
3052 break;
3053 default:
3054 tcg_gen_mov_i32(ret, val);
3055 break;
3056 }
3057}
3058
14776ab5 3059static void tcg_gen_ext_i64(TCGv_i64 ret, TCGv_i64 val, MemOp opc)
c482cb11
RH
3060{
3061 switch (opc & MO_SSIZE) {
3062 case MO_SB:
3063 tcg_gen_ext8s_i64(ret, val);
3064 break;
3065 case MO_UB:
3066 tcg_gen_ext8u_i64(ret, val);
3067 break;
3068 case MO_SW:
3069 tcg_gen_ext16s_i64(ret, val);
3070 break;
3071 case MO_UW:
3072 tcg_gen_ext16u_i64(ret, val);
3073 break;
3074 case MO_SL:
3075 tcg_gen_ext32s_i64(ret, val);
3076 break;
3077 case MO_UL:
3078 tcg_gen_ext32u_i64(ret, val);
3079 break;
3080 default:
3081 tcg_gen_mov_i64(ret, val);
3082 break;
3083 }
3084}
3085
c482cb11
RH
3086typedef void (*gen_atomic_cx_i32)(TCGv_i32, TCGv_env, TCGv,
3087 TCGv_i32, TCGv_i32, TCGv_i32);
3088typedef void (*gen_atomic_cx_i64)(TCGv_i64, TCGv_env, TCGv,
3089 TCGv_i64, TCGv_i64, TCGv_i32);
3090typedef void (*gen_atomic_op_i32)(TCGv_i32, TCGv_env, TCGv,
3091 TCGv_i32, TCGv_i32);
3092typedef void (*gen_atomic_op_i64)(TCGv_i64, TCGv_env, TCGv,
3093 TCGv_i64, TCGv_i32);
c482cb11 3094
df79b996
RH
3095#ifdef CONFIG_ATOMIC64
3096# define WITH_ATOMIC64(X) X,
3097#else
3098# define WITH_ATOMIC64(X)
3099#endif
3100
4b473e0c 3101static void * const table_cmpxchg[(MO_SIZE | MO_BSWAP) + 1] = {
c482cb11
RH
3102 [MO_8] = gen_helper_atomic_cmpxchgb,
3103 [MO_16 | MO_LE] = gen_helper_atomic_cmpxchgw_le,
3104 [MO_16 | MO_BE] = gen_helper_atomic_cmpxchgw_be,
3105 [MO_32 | MO_LE] = gen_helper_atomic_cmpxchgl_le,
3106 [MO_32 | MO_BE] = gen_helper_atomic_cmpxchgl_be,
df79b996
RH
3107 WITH_ATOMIC64([MO_64 | MO_LE] = gen_helper_atomic_cmpxchgq_le)
3108 WITH_ATOMIC64([MO_64 | MO_BE] = gen_helper_atomic_cmpxchgq_be)
c482cb11
RH
3109};
3110
3111void tcg_gen_atomic_cmpxchg_i32(TCGv_i32 retv, TCGv addr, TCGv_i32 cmpv,
14776ab5 3112 TCGv_i32 newv, TCGArg idx, MemOp memop)
c482cb11
RH
3113{
3114 memop = tcg_canonicalize_memop(memop, 0, 0);
3115
b1311c4a 3116 if (!(tcg_ctx->tb_cflags & CF_PARALLEL)) {
c482cb11
RH
3117 TCGv_i32 t1 = tcg_temp_new_i32();
3118 TCGv_i32 t2 = tcg_temp_new_i32();
3119
3120 tcg_gen_ext_i32(t2, cmpv, memop & MO_SIZE);
3121
3122 tcg_gen_qemu_ld_i32(t1, addr, idx, memop & ~MO_SIGN);
3123 tcg_gen_movcond_i32(TCG_COND_EQ, t2, t1, t2, newv, t1);
3124 tcg_gen_qemu_st_i32(t2, addr, idx, memop);
3125 tcg_temp_free_i32(t2);
3126
3127 if (memop & MO_SIGN) {
3128 tcg_gen_ext_i32(retv, t1, memop);
3129 } else {
3130 tcg_gen_mov_i32(retv, t1);
3131 }
3132 tcg_temp_free_i32(t1);
3133 } else {
3134 gen_atomic_cx_i32 gen;
9002ffcb 3135 MemOpIdx oi;
c482cb11
RH
3136
3137 gen = table_cmpxchg[memop & (MO_SIZE | MO_BSWAP)];
3138 tcg_debug_assert(gen != NULL);
3139
e28a8664
RH
3140 oi = make_memop_idx(memop & ~MO_SIGN, idx);
3141 gen(retv, cpu_env, addr, cmpv, newv, tcg_constant_i32(oi));
c482cb11
RH
3142
3143 if (memop & MO_SIGN) {
3144 tcg_gen_ext_i32(retv, retv, memop);
3145 }
3146 }
3147}
3148
3149void tcg_gen_atomic_cmpxchg_i64(TCGv_i64 retv, TCGv addr, TCGv_i64 cmpv,
14776ab5 3150 TCGv_i64 newv, TCGArg idx, MemOp memop)
c482cb11
RH
3151{
3152 memop = tcg_canonicalize_memop(memop, 1, 0);
3153
b1311c4a 3154 if (!(tcg_ctx->tb_cflags & CF_PARALLEL)) {
c482cb11
RH
3155 TCGv_i64 t1 = tcg_temp_new_i64();
3156 TCGv_i64 t2 = tcg_temp_new_i64();
3157
3158 tcg_gen_ext_i64(t2, cmpv, memop & MO_SIZE);
3159
3160 tcg_gen_qemu_ld_i64(t1, addr, idx, memop & ~MO_SIGN);
3161 tcg_gen_movcond_i64(TCG_COND_EQ, t2, t1, t2, newv, t1);
3162 tcg_gen_qemu_st_i64(t2, addr, idx, memop);
3163 tcg_temp_free_i64(t2);
3164
3165 if (memop & MO_SIGN) {
3166 tcg_gen_ext_i64(retv, t1, memop);
3167 } else {
3168 tcg_gen_mov_i64(retv, t1);
3169 }
3170 tcg_temp_free_i64(t1);
3171 } else if ((memop & MO_SIZE) == MO_64) {
df79b996 3172#ifdef CONFIG_ATOMIC64
c482cb11 3173 gen_atomic_cx_i64 gen;
9002ffcb 3174 MemOpIdx oi;
c482cb11
RH
3175
3176 gen = table_cmpxchg[memop & (MO_SIZE | MO_BSWAP)];
3177 tcg_debug_assert(gen != NULL);
3178
e28a8664
RH
3179 oi = make_memop_idx(memop, idx);
3180 gen(retv, cpu_env, addr, cmpv, newv, tcg_constant_i32(oi));
df79b996 3181#else
1c2adb95 3182 gen_helper_exit_atomic(cpu_env);
79b1af90
RH
3183 /* Produce a result, so that we have a well-formed opcode stream
3184 with respect to uses of the result in the (dead) code following. */
3185 tcg_gen_movi_i64(retv, 0);
df79b996 3186#endif /* CONFIG_ATOMIC64 */
c482cb11
RH
3187 } else {
3188 TCGv_i32 c32 = tcg_temp_new_i32();
3189 TCGv_i32 n32 = tcg_temp_new_i32();
3190 TCGv_i32 r32 = tcg_temp_new_i32();
3191
3192 tcg_gen_extrl_i64_i32(c32, cmpv);
3193 tcg_gen_extrl_i64_i32(n32, newv);
3194 tcg_gen_atomic_cmpxchg_i32(r32, addr, c32, n32, idx, memop & ~MO_SIGN);
3195 tcg_temp_free_i32(c32);
3196 tcg_temp_free_i32(n32);
3197
3198 tcg_gen_extu_i32_i64(retv, r32);
3199 tcg_temp_free_i32(r32);
3200
3201 if (memop & MO_SIGN) {
3202 tcg_gen_ext_i64(retv, retv, memop);
3203 }
3204 }
3205}
3206
3207static void do_nonatomic_op_i32(TCGv_i32 ret, TCGv addr, TCGv_i32 val,
14776ab5 3208 TCGArg idx, MemOp memop, bool new_val,
c482cb11
RH
3209 void (*gen)(TCGv_i32, TCGv_i32, TCGv_i32))
3210{
3211 TCGv_i32 t1 = tcg_temp_new_i32();
3212 TCGv_i32 t2 = tcg_temp_new_i32();
3213
3214 memop = tcg_canonicalize_memop(memop, 0, 0);
3215
852f933e
RH
3216 tcg_gen_qemu_ld_i32(t1, addr, idx, memop);
3217 tcg_gen_ext_i32(t2, val, memop);
3218 gen(t2, t1, t2);
c482cb11
RH
3219 tcg_gen_qemu_st_i32(t2, addr, idx, memop);
3220
3221 tcg_gen_ext_i32(ret, (new_val ? t2 : t1), memop);
3222 tcg_temp_free_i32(t1);
3223 tcg_temp_free_i32(t2);
3224}
3225
3226static void do_atomic_op_i32(TCGv_i32 ret, TCGv addr, TCGv_i32 val,
14776ab5 3227 TCGArg idx, MemOp memop, void * const table[])
c482cb11
RH
3228{
3229 gen_atomic_op_i32 gen;
9002ffcb 3230 MemOpIdx oi;
c482cb11
RH
3231
3232 memop = tcg_canonicalize_memop(memop, 0, 0);
3233
3234 gen = table[memop & (MO_SIZE | MO_BSWAP)];
3235 tcg_debug_assert(gen != NULL);
3236
e28a8664
RH
3237 oi = make_memop_idx(memop & ~MO_SIGN, idx);
3238 gen(ret, cpu_env, addr, val, tcg_constant_i32(oi));
c482cb11
RH
3239
3240 if (memop & MO_SIGN) {
3241 tcg_gen_ext_i32(ret, ret, memop);
3242 }
3243}
3244
3245static void do_nonatomic_op_i64(TCGv_i64 ret, TCGv addr, TCGv_i64 val,
14776ab5 3246 TCGArg idx, MemOp memop, bool new_val,
c482cb11
RH
3247 void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64))
3248{
3249 TCGv_i64 t1 = tcg_temp_new_i64();
3250 TCGv_i64 t2 = tcg_temp_new_i64();
3251
3252 memop = tcg_canonicalize_memop(memop, 1, 0);
3253
852f933e
RH
3254 tcg_gen_qemu_ld_i64(t1, addr, idx, memop);
3255 tcg_gen_ext_i64(t2, val, memop);
3256 gen(t2, t1, t2);
c482cb11
RH
3257 tcg_gen_qemu_st_i64(t2, addr, idx, memop);
3258
3259 tcg_gen_ext_i64(ret, (new_val ? t2 : t1), memop);
3260 tcg_temp_free_i64(t1);
3261 tcg_temp_free_i64(t2);
3262}
3263
3264static void do_atomic_op_i64(TCGv_i64 ret, TCGv addr, TCGv_i64 val,
14776ab5 3265 TCGArg idx, MemOp memop, void * const table[])
c482cb11
RH
3266{
3267 memop = tcg_canonicalize_memop(memop, 1, 0);
3268
3269 if ((memop & MO_SIZE) == MO_64) {
df79b996 3270#ifdef CONFIG_ATOMIC64
c482cb11 3271 gen_atomic_op_i64 gen;
9002ffcb 3272 MemOpIdx oi;
c482cb11
RH
3273
3274 gen = table[memop & (MO_SIZE | MO_BSWAP)];
3275 tcg_debug_assert(gen != NULL);
3276
e28a8664
RH
3277 oi = make_memop_idx(memop & ~MO_SIGN, idx);
3278 gen(ret, cpu_env, addr, val, tcg_constant_i32(oi));
df79b996 3279#else
1c2adb95 3280 gen_helper_exit_atomic(cpu_env);
79b1af90
RH
3281 /* Produce a result, so that we have a well-formed opcode stream
3282 with respect to uses of the result in the (dead) code following. */
3283 tcg_gen_movi_i64(ret, 0);
df79b996 3284#endif /* CONFIG_ATOMIC64 */
c482cb11
RH
3285 } else {
3286 TCGv_i32 v32 = tcg_temp_new_i32();
3287 TCGv_i32 r32 = tcg_temp_new_i32();
3288
3289 tcg_gen_extrl_i64_i32(v32, val);
3290 do_atomic_op_i32(r32, addr, v32, idx, memop & ~MO_SIGN, table);
3291 tcg_temp_free_i32(v32);
3292
3293 tcg_gen_extu_i32_i64(ret, r32);
3294 tcg_temp_free_i32(r32);
3295
3296 if (memop & MO_SIGN) {
3297 tcg_gen_ext_i64(ret, ret, memop);
3298 }
3299 }
3300}
3301
3302#define GEN_ATOMIC_HELPER(NAME, OP, NEW) \
4b473e0c 3303static void * const table_##NAME[(MO_SIZE | MO_BSWAP) + 1] = { \
c482cb11
RH
3304 [MO_8] = gen_helper_atomic_##NAME##b, \
3305 [MO_16 | MO_LE] = gen_helper_atomic_##NAME##w_le, \
3306 [MO_16 | MO_BE] = gen_helper_atomic_##NAME##w_be, \
3307 [MO_32 | MO_LE] = gen_helper_atomic_##NAME##l_le, \
3308 [MO_32 | MO_BE] = gen_helper_atomic_##NAME##l_be, \
df79b996
RH
3309 WITH_ATOMIC64([MO_64 | MO_LE] = gen_helper_atomic_##NAME##q_le) \
3310 WITH_ATOMIC64([MO_64 | MO_BE] = gen_helper_atomic_##NAME##q_be) \
c482cb11
RH
3311}; \
3312void tcg_gen_atomic_##NAME##_i32 \
14776ab5 3313 (TCGv_i32 ret, TCGv addr, TCGv_i32 val, TCGArg idx, MemOp memop) \
c482cb11 3314{ \
b1311c4a 3315 if (tcg_ctx->tb_cflags & CF_PARALLEL) { \
c482cb11
RH
3316 do_atomic_op_i32(ret, addr, val, idx, memop, table_##NAME); \
3317 } else { \
3318 do_nonatomic_op_i32(ret, addr, val, idx, memop, NEW, \
3319 tcg_gen_##OP##_i32); \
3320 } \
3321} \
3322void tcg_gen_atomic_##NAME##_i64 \
14776ab5 3323 (TCGv_i64 ret, TCGv addr, TCGv_i64 val, TCGArg idx, MemOp memop) \
c482cb11 3324{ \
b1311c4a 3325 if (tcg_ctx->tb_cflags & CF_PARALLEL) { \
c482cb11
RH
3326 do_atomic_op_i64(ret, addr, val, idx, memop, table_##NAME); \
3327 } else { \
3328 do_nonatomic_op_i64(ret, addr, val, idx, memop, NEW, \
3329 tcg_gen_##OP##_i64); \
3330 } \
3331}
3332
3333GEN_ATOMIC_HELPER(fetch_add, add, 0)
3334GEN_ATOMIC_HELPER(fetch_and, and, 0)
3335GEN_ATOMIC_HELPER(fetch_or, or, 0)
3336GEN_ATOMIC_HELPER(fetch_xor, xor, 0)
5507c2bf
RH
3337GEN_ATOMIC_HELPER(fetch_smin, smin, 0)
3338GEN_ATOMIC_HELPER(fetch_umin, umin, 0)
3339GEN_ATOMIC_HELPER(fetch_smax, smax, 0)
3340GEN_ATOMIC_HELPER(fetch_umax, umax, 0)
c482cb11
RH
3341
3342GEN_ATOMIC_HELPER(add_fetch, add, 1)
3343GEN_ATOMIC_HELPER(and_fetch, and, 1)
3344GEN_ATOMIC_HELPER(or_fetch, or, 1)
3345GEN_ATOMIC_HELPER(xor_fetch, xor, 1)
5507c2bf
RH
3346GEN_ATOMIC_HELPER(smin_fetch, smin, 1)
3347GEN_ATOMIC_HELPER(umin_fetch, umin, 1)
3348GEN_ATOMIC_HELPER(smax_fetch, smax, 1)
3349GEN_ATOMIC_HELPER(umax_fetch, umax, 1)
c482cb11
RH
3350
3351static void tcg_gen_mov2_i32(TCGv_i32 r, TCGv_i32 a, TCGv_i32 b)
3352{
3353 tcg_gen_mov_i32(r, b);
3354}
3355
3356static void tcg_gen_mov2_i64(TCGv_i64 r, TCGv_i64 a, TCGv_i64 b)
3357{
3358 tcg_gen_mov_i64(r, b);
3359}
3360
3361GEN_ATOMIC_HELPER(xchg, mov2, 0)
3362
3363#undef GEN_ATOMIC_HELPER