xref: /openbmc/qemu/accel/tcg/ldst_common.c.inc (revision 259ebed4) 
1/*
2 * Routines common to user and system emulation of load/store.
3 *
4 *  Copyright (c) 2003 Fabrice Bellard
5 *
6 * SPDX-License-Identifier: GPL-2.0-or-later
7 *
8 * This work is licensed under the terms of the GNU GPL, version 2 or later.
9 * See the COPYING file in the top-level directory.
10 */
11/*
12 * Load helpers for tcg-ldst.h
13 */
14
15tcg_target_ulong helper_ldub_mmu(CPUArchState *env, uint64_t addr,
16                                 MemOpIdx oi, uintptr_t retaddr)
17{
18    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_8);
19    return do_ld1_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
20}
21
22tcg_target_ulong helper_lduw_mmu(CPUArchState *env, uint64_t addr,
23                                 MemOpIdx oi, uintptr_t retaddr)
24{
25    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
26    return do_ld2_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
27}
28
29tcg_target_ulong helper_ldul_mmu(CPUArchState *env, uint64_t addr,
30                                 MemOpIdx oi, uintptr_t retaddr)
31{
32    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
33    return do_ld4_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
34}
35
36uint64_t helper_ldq_mmu(CPUArchState *env, uint64_t addr,
37                        MemOpIdx oi, uintptr_t retaddr)
38{
39    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
40    return do_ld8_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
41}
42
43/*
44 * Provide signed versions of the load routines as well.  We can of course
45 * avoid this for 64-bit data, or for 32-bit data on 32-bit host.
46 */
47
48tcg_target_ulong helper_ldsb_mmu(CPUArchState *env, uint64_t addr,
49                                 MemOpIdx oi, uintptr_t retaddr)
50{
51    return (int8_t)helper_ldub_mmu(env, addr, oi, retaddr);
52}
53
54tcg_target_ulong helper_ldsw_mmu(CPUArchState *env, uint64_t addr,
55                                 MemOpIdx oi, uintptr_t retaddr)
56{
57    return (int16_t)helper_lduw_mmu(env, addr, oi, retaddr);
58}
59
60tcg_target_ulong helper_ldsl_mmu(CPUArchState *env, uint64_t addr,
61                                 MemOpIdx oi, uintptr_t retaddr)
62{
63    return (int32_t)helper_ldul_mmu(env, addr, oi, retaddr);
64}
65
66Int128 helper_ld16_mmu(CPUArchState *env, uint64_t addr,
67                       MemOpIdx oi, uintptr_t retaddr)
68{
69    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
70    return do_ld16_mmu(env_cpu(env), addr, oi, retaddr);
71}
72
73Int128 helper_ld_i128(CPUArchState *env, uint64_t addr, uint32_t oi)
74{
75    return helper_ld16_mmu(env, addr, oi, GETPC());
76}
77
78/*
79 * Store helpers for tcg-ldst.h
80 */
81
82void helper_stb_mmu(CPUArchState *env, uint64_t addr, uint32_t val,
83                    MemOpIdx oi, uintptr_t ra)
84{
85    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_8);
86    do_st1_mmu(env_cpu(env), addr, val, oi, ra);
87}
88
89void helper_stw_mmu(CPUArchState *env, uint64_t addr, uint32_t val,
90                    MemOpIdx oi, uintptr_t retaddr)
91{
92    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
93    do_st2_mmu(env_cpu(env), addr, val, oi, retaddr);
94}
95
96void helper_stl_mmu(CPUArchState *env, uint64_t addr, uint32_t val,
97                    MemOpIdx oi, uintptr_t retaddr)
98{
99    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
100    do_st4_mmu(env_cpu(env), addr, val, oi, retaddr);
101}
102
103void helper_stq_mmu(CPUArchState *env, uint64_t addr, uint64_t val,
104                    MemOpIdx oi, uintptr_t retaddr)
105{
106    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
107    do_st8_mmu(env_cpu(env), addr, val, oi, retaddr);
108}
109
110void helper_st16_mmu(CPUArchState *env, uint64_t addr, Int128 val,
111                     MemOpIdx oi, uintptr_t retaddr)
112{
113    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
114    do_st16_mmu(env_cpu(env), addr, val, oi, retaddr);
115}
116
117void helper_st_i128(CPUArchState *env, uint64_t addr, Int128 val, MemOpIdx oi)
118{
119    helper_st16_mmu(env, addr, val, oi, GETPC());
120}
121
122/*
123 * Load helpers for cpu_ldst.h
124 */
125
126static void plugin_load_cb(CPUArchState *env, abi_ptr addr, MemOpIdx oi)
127{
128    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_R);
129}
130
131uint8_t cpu_ldb_mmu(CPUArchState *env, abi_ptr addr, MemOpIdx oi, uintptr_t ra)
132{
133    uint8_t ret;
134
135    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_UB);
136    ret = do_ld1_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
137    plugin_load_cb(env, addr, oi);
138    return ret;
139}
140
141uint16_t cpu_ldw_mmu(CPUArchState *env, abi_ptr addr,
142                     MemOpIdx oi, uintptr_t ra)
143{
144    uint16_t ret;
145
146    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
147    ret = do_ld2_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
148    plugin_load_cb(env, addr, oi);
149    return ret;
150}
151
152uint32_t cpu_ldl_mmu(CPUArchState *env, abi_ptr addr,
153                     MemOpIdx oi, uintptr_t ra)
154{
155    uint32_t ret;
156
157    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
158    ret = do_ld4_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
159    plugin_load_cb(env, addr, oi);
160    return ret;
161}
162
163uint64_t cpu_ldq_mmu(CPUArchState *env, abi_ptr addr,
164                     MemOpIdx oi, uintptr_t ra)
165{
166    uint64_t ret;
167
168    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
169    ret = do_ld8_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
170    plugin_load_cb(env, addr, oi);
171    return ret;
172}
173
174Int128 cpu_ld16_mmu(CPUArchState *env, abi_ptr addr,
175                    MemOpIdx oi, uintptr_t ra)
176{
177    Int128 ret;
178
179    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
180    ret = do_ld16_mmu(env_cpu(env), addr, oi, ra);
181    plugin_load_cb(env, addr, oi);
182    return ret;
183}
184
185/*
186 * Store helpers for cpu_ldst.h
187 */
188
189static void plugin_store_cb(CPUArchState *env, abi_ptr addr, MemOpIdx oi)
190{
191    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_W);
192}
193
194void cpu_stb_mmu(CPUArchState *env, abi_ptr addr, uint8_t val,
195                 MemOpIdx oi, uintptr_t retaddr)
196{
197    helper_stb_mmu(env, addr, val, oi, retaddr);
198    plugin_store_cb(env, addr, oi);
199}
200
201void cpu_stw_mmu(CPUArchState *env, abi_ptr addr, uint16_t val,
202                 MemOpIdx oi, uintptr_t retaddr)
203{
204    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
205    do_st2_mmu(env_cpu(env), addr, val, oi, retaddr);
206    plugin_store_cb(env, addr, oi);
207}
208
209void cpu_stl_mmu(CPUArchState *env, abi_ptr addr, uint32_t val,
210                    MemOpIdx oi, uintptr_t retaddr)
211{
212    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
213    do_st4_mmu(env_cpu(env), addr, val, oi, retaddr);
214    plugin_store_cb(env, addr, oi);
215}
216
217void cpu_stq_mmu(CPUArchState *env, abi_ptr addr, uint64_t val,
218                 MemOpIdx oi, uintptr_t retaddr)
219{
220    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
221    do_st8_mmu(env_cpu(env), addr, val, oi, retaddr);
222    plugin_store_cb(env, addr, oi);
223}
224
225void cpu_st16_mmu(CPUArchState *env, abi_ptr addr, Int128 val,
226                  MemOpIdx oi, uintptr_t retaddr)
227{
228    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
229    do_st16_mmu(env_cpu(env), addr, val, oi, retaddr);
230    plugin_store_cb(env, addr, oi);
231}
232
233/*
234 * Wrappers of the above
235 */
236
237uint32_t cpu_ldub_mmuidx_ra(CPUArchState *env, abi_ptr addr,
238                            int mmu_idx, uintptr_t ra)
239{
240    MemOpIdx oi = make_memop_idx(MO_UB, mmu_idx);
241    return cpu_ldb_mmu(env, addr, oi, ra);
242}
243
244int cpu_ldsb_mmuidx_ra(CPUArchState *env, abi_ptr addr,
245                       int mmu_idx, uintptr_t ra)
246{
247    return (int8_t)cpu_ldub_mmuidx_ra(env, addr, mmu_idx, ra);
248}
249
250uint32_t cpu_lduw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
251                               int mmu_idx, uintptr_t ra)
252{
253    MemOpIdx oi = make_memop_idx(MO_BEUW | MO_UNALN, mmu_idx);
254    return cpu_ldw_mmu(env, addr, oi, ra);
255}
256
257int cpu_ldsw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
258                          int mmu_idx, uintptr_t ra)
259{
260    return (int16_t)cpu_lduw_be_mmuidx_ra(env, addr, mmu_idx, ra);
261}
262
263uint32_t cpu_ldl_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
264                              int mmu_idx, uintptr_t ra)
265{
266    MemOpIdx oi = make_memop_idx(MO_BEUL | MO_UNALN, mmu_idx);
267    return cpu_ldl_mmu(env, addr, oi, ra);
268}
269
270uint64_t cpu_ldq_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
271                              int mmu_idx, uintptr_t ra)
272{
273    MemOpIdx oi = make_memop_idx(MO_BEUQ | MO_UNALN, mmu_idx);
274    return cpu_ldq_mmu(env, addr, oi, ra);
275}
276
277uint32_t cpu_lduw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
278                               int mmu_idx, uintptr_t ra)
279{
280    MemOpIdx oi = make_memop_idx(MO_LEUW | MO_UNALN, mmu_idx);
281    return cpu_ldw_mmu(env, addr, oi, ra);
282}
283
284int cpu_ldsw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
285                          int mmu_idx, uintptr_t ra)
286{
287    return (int16_t)cpu_lduw_le_mmuidx_ra(env, addr, mmu_idx, ra);
288}
289
290uint32_t cpu_ldl_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
291                              int mmu_idx, uintptr_t ra)
292{
293    MemOpIdx oi = make_memop_idx(MO_LEUL | MO_UNALN, mmu_idx);
294    return cpu_ldl_mmu(env, addr, oi, ra);
295}
296
297uint64_t cpu_ldq_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
298                              int mmu_idx, uintptr_t ra)
299{
300    MemOpIdx oi = make_memop_idx(MO_LEUQ | MO_UNALN, mmu_idx);
301    return cpu_ldq_mmu(env, addr, oi, ra);
302}
303
304void cpu_stb_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
305                       int mmu_idx, uintptr_t ra)
306{
307    MemOpIdx oi = make_memop_idx(MO_UB, mmu_idx);
308    cpu_stb_mmu(env, addr, val, oi, ra);
309}
310
311void cpu_stw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
312                          int mmu_idx, uintptr_t ra)
313{
314    MemOpIdx oi = make_memop_idx(MO_BEUW | MO_UNALN, mmu_idx);
315    cpu_stw_mmu(env, addr, val, oi, ra);
316}
317
318void cpu_stl_be_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
319                          int mmu_idx, uintptr_t ra)
320{
321    MemOpIdx oi = make_memop_idx(MO_BEUL | MO_UNALN, mmu_idx);
322    cpu_stl_mmu(env, addr, val, oi, ra);
323}
324
325void cpu_stq_be_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint64_t val,
326                          int mmu_idx, uintptr_t ra)
327{
328    MemOpIdx oi = make_memop_idx(MO_BEUQ | MO_UNALN, mmu_idx);
329    cpu_stq_mmu(env, addr, val, oi, ra);
330}
331
332void cpu_stw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
333                          int mmu_idx, uintptr_t ra)
334{
335    MemOpIdx oi = make_memop_idx(MO_LEUW | MO_UNALN, mmu_idx);
336    cpu_stw_mmu(env, addr, val, oi, ra);
337}
338
339void cpu_stl_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
340                          int mmu_idx, uintptr_t ra)
341{
342    MemOpIdx oi = make_memop_idx(MO_LEUL | MO_UNALN, mmu_idx);
343    cpu_stl_mmu(env, addr, val, oi, ra);
344}
345
346void cpu_stq_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint64_t val,
347                          int mmu_idx, uintptr_t ra)
348{
349    MemOpIdx oi = make_memop_idx(MO_LEUQ | MO_UNALN, mmu_idx);
350    cpu_stq_mmu(env, addr, val, oi, ra);
351}
352
353/*--------------------------*/
354
355uint32_t cpu_ldub_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
356{
357    return cpu_ldub_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
358}
359
360int cpu_ldsb_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
361{
362    return (int8_t)cpu_ldub_data_ra(env, addr, ra);
363}
364
365uint32_t cpu_lduw_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
366{
367    return cpu_lduw_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
368}
369
370int cpu_ldsw_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
371{
372    return (int16_t)cpu_lduw_be_data_ra(env, addr, ra);
373}
374
375uint32_t cpu_ldl_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
376{
377    return cpu_ldl_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
378}
379
380uint64_t cpu_ldq_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
381{
382    return cpu_ldq_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
383}
384
385uint32_t cpu_lduw_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
386{
387    return cpu_lduw_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
388}
389
390int cpu_ldsw_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
391{
392    return (int16_t)cpu_lduw_le_data_ra(env, addr, ra);
393}
394
395uint32_t cpu_ldl_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
396{
397    return cpu_ldl_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
398}
399
400uint64_t cpu_ldq_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
401{
402    return cpu_ldq_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
403}
404
405void cpu_stb_data_ra(CPUArchState *env, abi_ptr addr,
406                     uint32_t val, uintptr_t ra)
407{
408    cpu_stb_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
409}
410
411void cpu_stw_be_data_ra(CPUArchState *env, abi_ptr addr,
412                        uint32_t val, uintptr_t ra)
413{
414    cpu_stw_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
415}
416
417void cpu_stl_be_data_ra(CPUArchState *env, abi_ptr addr,
418                        uint32_t val, uintptr_t ra)
419{
420    cpu_stl_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
421}
422
423void cpu_stq_be_data_ra(CPUArchState *env, abi_ptr addr,
424                        uint64_t val, uintptr_t ra)
425{
426    cpu_stq_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
427}
428
429void cpu_stw_le_data_ra(CPUArchState *env, abi_ptr addr,
430                        uint32_t val, uintptr_t ra)
431{
432    cpu_stw_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
433}
434
435void cpu_stl_le_data_ra(CPUArchState *env, abi_ptr addr,
436                        uint32_t val, uintptr_t ra)
437{
438    cpu_stl_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
439}
440
441void cpu_stq_le_data_ra(CPUArchState *env, abi_ptr addr,
442                        uint64_t val, uintptr_t ra)
443{
444    cpu_stq_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
445}
446
447/*--------------------------*/
448
449uint32_t cpu_ldub_data(CPUArchState *env, abi_ptr addr)
450{
451    return cpu_ldub_data_ra(env, addr, 0);
452}
453
454int cpu_ldsb_data(CPUArchState *env, abi_ptr addr)
455{
456    return (int8_t)cpu_ldub_data(env, addr);
457}
458
459uint32_t cpu_lduw_be_data(CPUArchState *env, abi_ptr addr)
460{
461    return cpu_lduw_be_data_ra(env, addr, 0);
462}
463
464int cpu_ldsw_be_data(CPUArchState *env, abi_ptr addr)
465{
466    return (int16_t)cpu_lduw_be_data(env, addr);
467}
468
469uint32_t cpu_ldl_be_data(CPUArchState *env, abi_ptr addr)
470{
471    return cpu_ldl_be_data_ra(env, addr, 0);
472}
473
474uint64_t cpu_ldq_be_data(CPUArchState *env, abi_ptr addr)
475{
476    return cpu_ldq_be_data_ra(env, addr, 0);
477}
478
479uint32_t cpu_lduw_le_data(CPUArchState *env, abi_ptr addr)
480{
481    return cpu_lduw_le_data_ra(env, addr, 0);
482}
483
484int cpu_ldsw_le_data(CPUArchState *env, abi_ptr addr)
485{
486    return (int16_t)cpu_lduw_le_data(env, addr);
487}
488
489uint32_t cpu_ldl_le_data(CPUArchState *env, abi_ptr addr)
490{
491    return cpu_ldl_le_data_ra(env, addr, 0);
492}
493
494uint64_t cpu_ldq_le_data(CPUArchState *env, abi_ptr addr)
495{
496    return cpu_ldq_le_data_ra(env, addr, 0);
497}
498
499void cpu_stb_data(CPUArchState *env, abi_ptr addr, uint32_t val)
500{
501    cpu_stb_data_ra(env, addr, val, 0);
502}
503
504void cpu_stw_be_data(CPUArchState *env, abi_ptr addr, uint32_t val)
505{
506    cpu_stw_be_data_ra(env, addr, val, 0);
507}
508
509void cpu_stl_be_data(CPUArchState *env, abi_ptr addr, uint32_t val)
510{
511    cpu_stl_be_data_ra(env, addr, val, 0);
512}
513
514void cpu_stq_be_data(CPUArchState *env, abi_ptr addr, uint64_t val)
515{
516    cpu_stq_be_data_ra(env, addr, val, 0);
517}
518
519void cpu_stw_le_data(CPUArchState *env, abi_ptr addr, uint32_t val)
520{
521    cpu_stw_le_data_ra(env, addr, val, 0);
522}
523
524void cpu_stl_le_data(CPUArchState *env, abi_ptr addr, uint32_t val)
525{
526    cpu_stl_le_data_ra(env, addr, val, 0);
527}
528
529void cpu_stq_le_data(CPUArchState *env, abi_ptr addr, uint64_t val)
530{
531    cpu_stq_le_data_ra(env, addr, val, 0);
532}
533