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1 /* -*- mesa-c++  -*-
2  *
3  * Copyright (c) 2018-2019 Collabora LTD
4  *
5  * Author: Gert Wollny <gert.wollny@collabora.com>
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a
8  * copy of this software and associated documentation files (the "Software"),
9  * to deal in the Software without restriction, including without limitation
10  * on the rights to use, copy, modify, merge, publish, distribute, sub
11  * license, and/or sell copies of the Software, and to permit persons to whom
12  * the Software is furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the next
15  * paragraph) shall be included in all copies or substantial portions of the
16  * Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
25  */
26 
27 #ifndef r600_sfn_alu_defines_h
28 #define r600_sfn_alu_defines_h
29 
30 #include "../r600_isa.h"
31 
32 #include <map>
33 #include <bitset>
34 
35 namespace r600 {
36 
37 /* ALU op2 instructions 17:7 top three bits always zero. */
38 enum EAluOp {
39    op2_add = 0,
40    op2_mul = 1,
41    op2_mul_ieee = 2,
42    op2_max = 3,
43    op2_min = 4,
44    op2_max_dx10 = 5,
45    op2_min_dx10 = 6,
46    op2_sete = 8,
47    op2_setgt = 9,
48    op2_setge = 10,
49    op2_setne = 11,
50    op2_sete_dx10 = 12,
51    op2_setgt_dx10 = 13,
52    op2_setge_dx10 = 14,
53    op2_setne_dx10 = 15,
54    op1_fract = 16,
55    op1_trunc = 17,
56    op1_ceil = 18,
57    op1_rndne = 19,
58    op1_floor = 20,
59    op2_ashr_int = 21,
60    op2_lshr_int = 22,
61    op2_lshl_int = 23,
62    op1_mov = 25,
63    op0_nop = 26,
64    op2_mul_64 = 27,
65    op1_flt64_to_flt32 = 28,
66    op1_flt32_to_flt64 = 29,
67    op2_pred_setgt_uint = 30,
68    op2_pred_setge_uint = 31,
69    op2_pred_sete = 32,
70    op2_pred_setgt = 33,
71    op2_pred_setge = 34,
72    op2_pred_setne = 35,
73    op1_pred_set_inv = 36,
74    op2_pred_set_pop = 37,
75    op0_pred_set_clr = 38,
76    op1_pred_set_restore = 39,
77    op2_pred_sete_push = 40,
78    op2_pred_setgt_push = 41,
79    op2_pred_setge_push = 42,
80    op2_pred_setne_push = 43,
81    op2_kille = 44,
82    op2_killgt = 45,
83    op2_killge = 46,
84    op2_killne = 47,
85    op2_and_int = 48,
86    op2_or_int = 49,
87    op2_xor_int = 50,
88    op1_not_int = 51,
89    op2_add_int = 52,
90    op2_sub_int = 53,
91    op2_max_int = 54,
92    op2_min_int = 55,
93    op2_max_uint = 56,
94    op2_min_uint = 57,
95    op2_sete_int = 58,
96    op2_setgt_int = 59,
97    op2_setge_int = 60,
98    op2_setne_int = 61,
99    op2_setgt_uint = 62,
100    op2_setge_uint = 63,
101    op2_killgt_uint = 64,
102    op2_killge_uint = 65,
103    op2_prede_int = 66,
104    op2_pred_setgt_int = 67,
105    op2_pred_setge_int = 68,
106    op2_pred_setne_int = 69,
107    op2_kille_int = 70,
108    op2_killgt_int = 71,
109    op2_killge_int = 72,
110    op2_killne_int = 73,
111    op2_pred_sete_push_int = 74,
112    op2_pred_setgt_push_int = 75,
113    op2_pred_setge_push_int = 76,
114    op2_pred_setne_push_int = 77,
115    op2_pred_setlt_push_int = 78,
116    op2_pred_setle_push_int = 79,
117    op1_flt_to_int = 80,
118    op1_bfrev_int = 81,
119    op2_addc_uint = 82,
120    op2_subb_uint = 83,
121    op0_group_barrier = 84,
122    op0_group_seq_begin = 85,
123    op0_group_seq_end = 86,
124    op2_set_mode = 87,
125    op1_set_cf_idx0 = 88,
126    op1_set_cf_idx1 = 89,
127    op2_set_lds_size = 90,
128    op1_exp_ieee = 129,
129    op1_log_clamped = 130,
130    op1_log_ieee = 131,
131    op1_recip_clamped = 132,
132    op1_recip_ff = 133,
133    op1_recip_ieee = 134,
134    op1_recipsqrt_clamped = 135,
135    op1_recipsqrt_ff = 136,
136    op1_recipsqrt_ieee1 = 137,
137    op1_sqrt_ieee = 138,
138    op1_sin = 141,
139    op1_cos = 142,
140    op2_mullo_int = 143,
141    op2_mulhi_int = 144,
142    op2_mullo_uint = 145,
143    op2_mulhi_uint = 146,
144    op1_recip_int = 147,
145    op1_recip_uint = 148,
146    op1_recip_64 = 149,
147    op1_recip_clamped_64 = 150,
148    op1_recipsqrt_64 = 151,
149    op1_recipsqrt_clamped_64 = 152,
150    op1_sqrt_64 = 153,
151    op1_flt_to_uint = 154,
152    op1_int_to_flt = 155,
153    op1_uint_to_flt = 156,
154    op2_bfm_int = 160,
155    op1_flt32_to_flt16 = 162,
156    op1_flt16_to_flt32 = 163,
157    op1_ubyte0_flt = 164,
158    op1_ubyte1_flt = 165,
159    op1_ubyte2_flt = 166,
160    op1_ubyte3_flt = 167,
161    op1_bcnt_int = 170,
162    op1_ffbh_uint = 171,
163    op1_ffbl_int = 172,
164    op1_ffbh_int = 173,
165    op1_flt_to_uint4 = 174,
166    op2_dot_ieee = 175,
167    op1_flt_to_int_rpi = 176,
168    op1_flt_to_int_floor = 177,
169    op2_mulhi_uint24 = 178,
170    op1_mbcnt_32hi_int = 179,
171    op1_offset_to_flt = 180,
172    op2_mul_uint24 = 181,
173    op1_bcnt_accum_prev_int = 182,
174    op1_mbcnt_32lo_accum_prev_int = 183,
175    op2_sete_64 = 184,
176    op2_setne_64 = 185,
177    op2_setgt_64 = 186,
178    op2_setge_64 = 187,
179    op2_min_64 = 188,
180    op2_max_64 = 189,
181    op2_dot4 = 190,
182    op2_dot4_ieee = 191,
183    op2_cube = 192,
184    op1_max4 = 193,
185    op1_frexp_64 = 196,
186    op1_ldexp_64 = 197,
187    op1_fract_64 = 198,
188    op2_pred_setgt_64 = 199,
189    op2_pred_sete_64 = 198,
190    op2_pred_setge_64 = 201,
191    OP2V_MUL_64 = 202,
192    op2_add_64 = 203,
193    op1_mova_int = 204,
194    op1v_flt64_to_flt32 = 205,
195    op1v_flt32_to_flt64 = 206,
196    op2_sad_accum_prev_uint = 207,
197    op2_dot = 208,
198    op1_mul_prev = 209,
199    op1_mul_ieee_prev = 210,
200    op1_add_prev = 211,
201    op2_muladd_prev = 212,
202    op2_muladd_ieee_prev = 213,
203    op2_interp_xy = 214,
204    op2_interp_zw = 215,
205    op2_interp_x = 216,
206    op2_interp_z = 217,
207    op0_store_flags = 218,
208    op1_load_store_flags = 219,
209    op0_lds_1a = 220,
210    op0_lds_1a1d = 221,
211    op0_lds_2a = 223,
212    op1_interp_load_p0 = 224,
213    op1_interp_load_p10 = 125,
214    op1_interp_load_p20 = 126,
215    // op 3 all left shift 6
216    op3_bfe_uint = 4<< 6,
217    op3_bfe_int = 5<< 6,
218    op3_bfi_int = 6<< 6,
219    op3_fma = 7<< 6,
220    op3_cndne_64 = 9<< 6,
221    op3_fma_64 = 10<< 6,
222    op3_lerp_uint = 11<< 6,
223    op3_bit_align_int = 12<< 6,
224    op3_byte_align_int = 13<< 6,
225    op3_sad_accum_uint = 14<< 6,
226    op3_sad_accum_hi_uint = 15<< 6,
227    op3_muladd_uint24 = 16<< 6,
228    op3_lds_idx_op = 17<< 6,
229    op3_muladd = 20<< 6,
230    op3_muladd_m2 = 21<< 6,
231    op3_muladd_m4 = 22<< 6,
232    op3_muladd_d2 = 23<< 6,
233    op3_muladd_ieee = 24<< 6,
234    op3_cnde = 25<< 6,
235    op3_cndgt = 26<< 6,
236    op3_cndge = 27<< 6,
237    op3_cnde_int = 28<< 6,
238    op3_cndgt_int = 29<< 6,
239    op3_cndge_int = 30<< 6,
240    op3_mul_lit = 31<< 6,
241    op_invalid = 0xffff
242 };
243 
244 enum AluModifiers {
245    alu_src0_neg,
246    alu_src0_abs,
247    alu_src0_rel,
248    alu_src1_neg,
249    alu_src1_abs,
250    alu_src1_rel,
251    alu_src2_neg,
252    alu_src2_rel,
253    alu_dst_clamp,
254    alu_dst_rel,
255    alu_last_instr,
256    alu_update_exec,
257    alu_update_pred,
258    alu_write,
259    alu_op3,
260    alu_is_trans,
261    alu_is_cayman_trans,
262    alu_is_lds,
263    alu_lds_group_start,
264    alu_lds_group_end,
265    alu_lds_address,
266    alu_no_schedule_bias,
267    alu_64bit_op,
268    alu_flag_count
269 };
270 
271 enum AluDstModifiers {
272    omod_off = 0,
273    omod_mul2 = 1,
274    omod_mul4 = 2,
275    omod_divl2 = 3
276 };
277 
278 enum AluPredSel {
279    pred_off = 0,
280    pred_zero = 2,
281    pred_one = 3
282 };
283 
284 enum AluBankSwizzle {
285    alu_vec_012 = 0,
286    sq_alu_scl_201 = 0,
287    alu_vec_021 = 1,
288    sq_alu_scl_122 = 1,
289    alu_vec_120 = 2,
290    sq_alu_scl_212 = 2,
291    alu_vec_102 = 3,
292    sq_alu_scl_221 = 3,
293    alu_vec_201 = 4,
294    sq_alu_scl_unknown  = 4,
295    alu_vec_210 = 5,
296    alu_vec_unknown = 6
297 };
298 
299 inline AluBankSwizzle operator ++(AluBankSwizzle& x) {
300    x = static_cast<AluBankSwizzle>(x + 1);
301    return x;
302 }
303 
304 using AluOpFlags=std::bitset<alu_flag_count>;
305 
306 struct AluOp {
307    static constexpr int x = 1;
308    static constexpr int y = 2;
309    static constexpr int z = 4;
310    static constexpr int w = 8;
311    static constexpr int v = 15;
312    static constexpr int t = 16;
313    static constexpr int a = 31;
314 
AluOpAluOp315    AluOp(int ns, int f, uint8_t um_r600, uint8_t um_r700, uint8_t um_eg, const char *n):
316       nsrc(ns), is_float(f), name(n)
317    {
318       unit_mask[0] = um_r600;
319       unit_mask[1] = um_r700;
320       unit_mask[2] = um_eg;
321    }
322 
can_channelAluOp323    bool can_channel(int flags, r600_chip_class unit_type) const {
324       assert(unit_type < 3);
325       return flags & unit_mask[unit_type];
326    }
327 
328    int nsrc: 4;
329    int is_float:1;
330    uint8_t unit_mask[3];
331    const char *name;
332 };
333 
334 extern const std::map<EAluOp, AluOp> alu_ops;
335 
336 enum AluInlineConstants  {
337    ALU_SRC_LDS_OQ_A = 219,
338    ALU_SRC_LDS_OQ_B = 220,
339    ALU_SRC_LDS_OQ_A_POP = 221,
340    ALU_SRC_LDS_OQ_B_POP = 222,
341    ALU_SRC_LDS_DIRECT_A = 223,
342    ALU_SRC_LDS_DIRECT_B = 224,
343    ALU_SRC_TIME_HI = 227,
344    ALU_SRC_TIME_LO = 228,
345    ALU_SRC_MASK_HI = 229,
346    ALU_SRC_MASK_LO = 230,
347    ALU_SRC_HW_WAVE_ID = 231,
348    ALU_SRC_SIMD_ID = 232,
349    ALU_SRC_SE_ID = 233,
350    ALU_SRC_HW_THREADGRP_ID = 234,
351    ALU_SRC_WAVE_ID_IN_GRP = 235,
352    ALU_SRC_NUM_THREADGRP_WAVES = 236,
353    ALU_SRC_HW_ALU_ODD = 237,
354    ALU_SRC_LOOP_IDX = 238,
355    ALU_SRC_PARAM_BASE_ADDR = 240,
356    ALU_SRC_NEW_PRIM_MASK = 241,
357    ALU_SRC_PRIM_MASK_HI = 242,
358    ALU_SRC_PRIM_MASK_LO = 243,
359    ALU_SRC_1_DBL_L = 244,
360    ALU_SRC_1_DBL_M = 245,
361    ALU_SRC_0_5_DBL_L = 246,
362    ALU_SRC_0_5_DBL_M = 247,
363    ALU_SRC_0 = 248,
364    ALU_SRC_1 = 249,
365    ALU_SRC_1_INT = 250,
366    ALU_SRC_M_1_INT = 251,
367    ALU_SRC_0_5 = 252,
368    ALU_SRC_LITERAL = 253,
369    ALU_SRC_PV = 254,
370    ALU_SRC_PS = 255,
371    ALU_SRC_PARAM_BASE = 0x1C0,
372    ALU_SRC_UNKNOWN
373 };
374 
375 struct AluInlineConstantDescr {
376    bool use_chan;
377    const char *descr;
378 };
379 
380 extern const std::map<AluInlineConstants, AluInlineConstantDescr> alu_src_const;
381 
382 #define LDSOP2(X) LDS_ ## X = LDS_OP2_LDS_ ## X
383 
384 enum ESDOp {
385    DS_OP_ADD = 0,
386    DS_OP_SUB = 1,
387    DS_OP_RSUB = 2,
388    DS_OP_INC = 3,
389    DS_OP_DEC = 4,
390    DS_OP_MIN_INT = 5,
391    DS_OP_MAX_INT = 6,
392    DS_OP_MIN_UINT = 7,
393    DS_OP_MAX_UINT = 8,
394    DS_OP_AND = 9,
395    DS_OP_OR = 10,
396    DS_OP_XOR = 11,
397    DS_OP_MSKOR = 12,
398    DS_OP_WRITE = 13,
399    DS_OP_WRITE_REL = 14,
400    DS_OP_WRITE2 = 15,
401    DS_OP_CMP_STORE = 16,
402    DS_OP_CMP_STORE_SPF = 17,
403    DS_OP_BYTE_WRITE = 18,
404    DS_OP_SHORT_WRITE = 19,
405    DS_OP_ADD_RET = 32,
406    DS_OP_SUB_RET = 33,
407    DS_OP_RSUB_RET = 34,
408    DS_OP_INC_RET = 35,
409    DS_OP_DEC_RET = 36,
410    DS_OP_MIN_INT_RET = 37,
411    DS_OP_MAX_INT_RET = 38,
412    DS_OP_MIN_UINT_RET = 39,
413    DS_OP_MAX_UINT_RET = 40,
414    DS_OP_AND_RET = 41,
415    DS_OP_OR_RET = 42,
416    DS_OP_XOR_RET = 43,
417    DS_OP_MSKOR_RET = 44,
418    DS_OP_XCHG_RET = 45,
419    DS_OP_XCHG_REL_RET = 46,
420    DS_OP_XCHG2_RET = 47,
421    DS_OP_CMP_XCHG_RET = 48,
422    DS_OP_CMP_XCHG_SPF_RET = 49,
423    DS_OP_READ_RET = 50,
424    DS_OP_READ_REL_RET = 51,
425    DS_OP_READ2_RET = 52,
426    DS_OP_READWRITE_RET = 53,
427    DS_OP_BYTE_READ_RET = 54,
428    DS_OP_UBYTE_READ_RET = 55,
429    DS_OP_SHORT_READ_RET = 56,
430    DS_OP_USHORT_READ_RET = 57,
431    DS_OP_ATOMIC_ORDERED_ALLOC_RET = 63,
432    DS_OP_INVALID = 64,
433    LDSOP2(ADD_RET),
434    LDSOP2(ADD),
435    LDSOP2(AND_RET),
436    LDSOP2(AND),
437    LDSOP2(WRITE),
438    LDSOP2(OR_RET),
439    LDSOP2(OR),
440    LDSOP2(MAX_INT_RET),
441    LDSOP2(MAX_INT),
442    LDSOP2(MAX_UINT_RET),
443    LDSOP2(MAX_UINT),
444    LDSOP2(MIN_INT_RET),
445    LDSOP2(MIN_INT),
446    LDSOP2(MIN_UINT_RET),
447    LDSOP2(MIN_UINT),
448    LDSOP2(XOR_RET),
449    LDSOP2(XOR),
450    LDSOP2(XCHG_RET),
451    LDS_CMP_XCHG_RET = LDS_OP3_LDS_CMP_XCHG_RET,
452    LDS_WRITE_REL = LDS_OP3_LDS_WRITE_REL
453 };
454 
455 #undef LDSOP2
456 
457 struct LDSOp {
458    int nsrc;
459    const char *name;
460 };
461 
462 extern const std::map<ESDOp, LDSOp> lds_ops;
463 
464 struct KCacheLine {
465    int bank{0};
466    int addr{0};
467    int len{0};
468    enum KCacheLockMode {
469       free,
470       lock_1,
471       lock_2
472    } mode{free};
473 };
474 
475 
476 }
477 
478 #endif // ALU_DEFINES_H
479