1/*
2 * Copyright © 2014 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24/**
25 * @file brw_inst.h
26 *
27 * A representation of i965 EU assembly instructions, with helper methods to
28 * get and set various fields.  This is the actual hardware format.
29 */
30
31#ifndef BRW_INST_H
32#define BRW_INST_H
33
34#include <assert.h>
35#include <stdint.h>
36
37#include "brw_eu_defines.h"
38#include "brw_reg_type.h"
39#include "dev/gen_device_info.h"
40
41#ifdef __cplusplus
42extern "C" {
43#endif
44
45/* brw_context.h has a forward declaration of brw_inst, so name the struct. */
46typedef struct brw_inst {
47   uint64_t data[2];
48} brw_inst;
49
50static inline uint64_t brw_inst_bits(const brw_inst *inst,
51                                     unsigned high, unsigned low);
52static inline void brw_inst_set_bits(brw_inst *inst,
53                                     unsigned high, unsigned low,
54                                     uint64_t value);
55
56#define FC(name, high, low, assertions)                       \
57static inline void                                            \
58brw_inst_set_##name(const struct gen_device_info *devinfo,    \
59                    brw_inst *inst, uint64_t v)               \
60{                                                             \
61   assert(assertions);                                        \
62   (void) devinfo;                                            \
63   brw_inst_set_bits(inst, high, low, v);                     \
64}                                                             \
65static inline uint64_t                                        \
66brw_inst_##name(const struct gen_device_info *devinfo,        \
67                const brw_inst *inst)                         \
68{                                                             \
69   assert(assertions);                                        \
70   (void) devinfo;                                            \
71   return brw_inst_bits(inst, high, low);                     \
72}
73
74/* A simple macro for fields which stay in the same place on all generations. */
75#define F(name, high, low) FC(name, high, low, true)
76
77#define BOUNDS(hi4, lo4, hi45, lo45, hi5, lo5, hi6, lo6, hi7, lo7, hi8, lo8) \
78   unsigned high, low;                                                       \
79   if (devinfo->gen >= 8) {                                                  \
80      high = hi8;  low = lo8;                                                \
81   } else if (devinfo->gen >= 7) {                                           \
82      high = hi7;  low = lo7;                                                \
83   } else if (devinfo->gen >= 6) {                                           \
84      high = hi6;  low = lo6;                                                \
85   } else if (devinfo->gen >= 5) {                                           \
86      high = hi5;  low = lo5;                                                \
87   } else if (devinfo->is_g4x) {                                             \
88      high = hi45; low = lo45;                                               \
89   } else {                                                                  \
90      high = hi4;  low = lo4;                                                \
91   }                                                                         \
92   assert(((int) high) != -1 && ((int) low) != -1);
93
94/* A general macro for cases where the field has moved to several different
95 * bit locations across generations.  GCC appears to combine cases where the
96 * bits are identical, removing some of the inefficiency.
97 */
98#define FF(name, hi4, lo4, hi45, lo45, hi5, lo5, hi6, lo6, hi7, lo7, hi8, lo8)\
99static inline void                                                            \
100brw_inst_set_##name(const struct gen_device_info *devinfo,                    \
101                    brw_inst *inst, uint64_t value)                           \
102{                                                                             \
103   BOUNDS(hi4, lo4, hi45, lo45, hi5, lo5, hi6, lo6, hi7, lo7, hi8, lo8)       \
104   brw_inst_set_bits(inst, high, low, value);                                 \
105}                                                                             \
106static inline uint64_t                                                        \
107brw_inst_##name(const struct gen_device_info *devinfo, const brw_inst *inst)  \
108{                                                                             \
109   BOUNDS(hi4, lo4, hi45, lo45, hi5, lo5, hi6, lo6, hi7, lo7, hi8, lo8)       \
110   return brw_inst_bits(inst, high, low);                                     \
111}
112
113/* A macro for fields which moved as of Gen8+. */
114#define F8(name, gen4_high, gen4_low, gen8_high, gen8_low) \
115FF(name,                                                   \
116   /* 4:   */ gen4_high, gen4_low,                         \
117   /* 4.5: */ gen4_high, gen4_low,                         \
118   /* 5:   */ gen4_high, gen4_low,                         \
119   /* 6:   */ gen4_high, gen4_low,                         \
120   /* 7:   */ gen4_high, gen4_low,                         \
121   /* 8:   */ gen8_high, gen8_low);
122
123F(src1_vstride,        120, 117)
124F(src1_width,          116, 114)
125F(src1_da16_swiz_w,    115, 114)
126F(src1_da16_swiz_z,    113, 112)
127F(src1_hstride,        113, 112)
128F(src1_address_mode,   111, 111)
129/** Src1.SrcMod @{ */
130F(src1_negate,         110, 110)
131F(src1_abs,            109, 109)
132/** @} */
133F8(src1_ia_subreg_nr,  /* 4+ */ 108, 106, /* 8+ */ 108, 105)
134F(src1_da_reg_nr,      108, 101)
135F(src1_da16_subreg_nr, 100, 100)
136F(src1_da1_subreg_nr,  100,  96)
137F(src1_da16_swiz_y,     99,  98)
138F(src1_da16_swiz_x,     97,  96)
139F8(src1_reg_hw_type,   /* 4+ */  46,  44, /* 8+ */  94,  91)
140F8(src1_reg_file,      /* 4+ */  43,  42, /* 8+ */  90,  89)
141F(src0_vstride,         88,  85)
142F(src0_width,           84,  82)
143F(src0_da16_swiz_w,     83,  82)
144F(src0_da16_swiz_z,     81,  80)
145F(src0_hstride,         81,  80)
146F(src0_address_mode,    79,  79)
147/** Src0.SrcMod @{ */
148F(src0_negate,          78,  78)
149F(src0_abs,             77,  77)
150/** @} */
151F8(src0_ia_subreg_nr,  /* 4+ */  76,  74, /* 8+ */  76,  73)
152F(src0_da_reg_nr,       76,  69)
153F(src0_da16_subreg_nr,  68,  68)
154F(src0_da1_subreg_nr,   68,  64)
155F(src0_da16_swiz_y,     67,  66)
156F(src0_da16_swiz_x,     65,  64)
157F(dst_address_mode,     63,  63)
158F(dst_hstride,          62,  61)
159F8(dst_ia_subreg_nr,   /* 4+ */  60,  58, /* 8+ */  60,  57)
160F(dst_da_reg_nr,        60,  53)
161F(dst_da16_subreg_nr,   52,  52)
162F(dst_da1_subreg_nr,    52,  48)
163F(da16_writemask,       51,  48) /* Dst.ChanEn */
164F8(src0_reg_hw_type,   /* 4+ */  41,  39, /* 8+ */  46,  43)
165F8(src0_reg_file,      /* 4+ */  38,  37, /* 8+ */  42,  41)
166F8(dst_reg_hw_type,    /* 4+ */  36,  34, /* 8+ */  40,  37)
167F8(dst_reg_file,       /* 4+ */  33,  32, /* 8+ */  36,  35)
168F8(mask_control,       /* 4+ */   9,   9, /* 8+ */  34,  34)
169FF(flag_reg_nr,
170   /* 4-6: doesn't exist */ -1, -1, -1, -1, -1, -1, -1, -1,
171   /* 7: */ 90, 90,
172   /* 8: */ 33, 33)
173F8(flag_subreg_nr,     /* 4+ */  89, 89, /* 8+ */ 32, 32)
174F(saturate,             31,  31)
175F(debug_control,        30,  30)
176F(cmpt_control,         29,  29)
177FC(branch_control,      28,  28, devinfo->gen >= 8)
178FC(acc_wr_control,      28,  28, devinfo->gen >= 6)
179FC(mask_control_ex,     28,  28, devinfo->is_g4x || devinfo->gen == 5)
180F(cond_modifier,        27,  24)
181FC(math_function,       27,  24, devinfo->gen >= 6)
182F(exec_size,            23,  21)
183F(pred_inv,             20,  20)
184F(pred_control,         19,  16)
185F(thread_control,       15,  14)
186F(qtr_control,          13,  12)
187FF(nib_control,
188   /* 4-6: doesn't exist */ -1, -1, -1, -1, -1, -1, -1, -1,
189   /* 7: */ 47, 47,
190   /* 8: */ 11, 11)
191F8(no_dd_check,        /* 4+ */  11, 11, /* 8+ */  10,  10)
192F8(no_dd_clear,        /* 4+ */  10, 10, /* 8+ */   9,   9)
193F(access_mode,           8,   8)
194/* Bit 7 is Reserved (for future Opcode expansion) */
195F(opcode,                6,   0)
196
197/**
198 * Three-source instructions:
199 *  @{
200 */
201F(3src_src2_reg_nr,        125, 118) /* same in align1 */
202F(3src_a16_src2_subreg_nr, 117, 115) /* Extra discontiguous bit on CHV? */
203F(3src_a16_src2_swizzle,   114, 107)
204F(3src_a16_src2_rep_ctrl,  106, 106)
205F(3src_src1_reg_nr,        104,  97) /* same in align1 */
206F(3src_a16_src1_subreg_nr,  96,  94) /* Extra discontiguous bit on CHV? */
207F(3src_a16_src1_swizzle,    93,  86)
208F(3src_a16_src1_rep_ctrl,   85,  85)
209F(3src_src0_reg_nr,         83,  76) /* same in align1 */
210F(3src_a16_src0_subreg_nr,  75,  73) /* Extra discontiguous bit on CHV? */
211F(3src_a16_src0_swizzle,    72,  65)
212F(3src_a16_src0_rep_ctrl,   64,  64)
213F(3src_dst_reg_nr,          63,  56) /* same in align1 */
214F(3src_a16_dst_subreg_nr,   55,  53)
215F(3src_a16_dst_writemask,   52,  49)
216F8(3src_a16_nib_ctrl,       47, 47, 11, 11) /* only exists on IVB+ */
217F8(3src_a16_dst_hw_type,    45, 44, 48, 46) /* only exists on IVB+ */
218F8(3src_a16_src_hw_type,    43, 42, 45, 43)
219F8(3src_src2_negate,        41, 41, 42, 42)
220F8(3src_src2_abs,           40, 40, 41, 41)
221F8(3src_src1_negate,        39, 39, 40, 40)
222F8(3src_src1_abs,           38, 38, 39, 39)
223F8(3src_src0_negate,        37, 37, 38, 38)
224F8(3src_src0_abs,           36, 36, 37, 37)
225F8(3src_a16_src1_type,      -1, -1, 36, 36)
226F8(3src_a16_src2_type,      -1, -1, 35, 35)
227F8(3src_a16_flag_reg_nr,    34, 34, 33, 33)
228F8(3src_a16_flag_subreg_nr, 33, 33, 32, 32)
229FF(3src_a16_dst_reg_file,
230   /* 4-5: doesn't exist - no 3-source instructions */ -1, -1, -1, -1, -1, -1,
231   /* 6: */ 32, 32,
232   /* 7-8: doesn't exist - no MRFs */ -1, -1, -1, -1)
233F(3src_saturate,        31, 31)
234F(3src_debug_control,   30, 30)
235F(3src_cmpt_control,    29, 29)
236F(3src_acc_wr_control,  28, 28)
237F(3src_cond_modifier,   27, 24)
238F(3src_exec_size,       23, 21)
239F(3src_pred_inv,        20, 20)
240F(3src_pred_control,    19, 16)
241F(3src_thread_control,  15, 14)
242F(3src_qtr_control,     13, 12)
243F8(3src_no_dd_check,    11, 11, 10, 10)
244F8(3src_no_dd_clear,    10, 10,  9,  9)
245F8(3src_mask_control,    9,  9, 34, 34)
246F(3src_access_mode,      8,  8)
247/* Bit 7 is Reserved (for future Opcode expansion) */
248F(3src_opcode,           6,  0)
249/** @} */
250
251#define REG_TYPE(reg)                                                         \
252static inline void                                                            \
253brw_inst_set_3src_a16_##reg##_type(const struct gen_device_info *devinfo,     \
254                                   brw_inst *inst, enum brw_reg_type type)    \
255{                                                                             \
256   unsigned hw_type = brw_reg_type_to_a16_hw_3src_type(devinfo, type);        \
257   brw_inst_set_3src_a16_##reg##_hw_type(devinfo, inst, hw_type);             \
258}                                                                             \
259                                                                              \
260static inline enum brw_reg_type                                               \
261brw_inst_3src_a16_##reg##_type(const struct gen_device_info *devinfo,         \
262                               const brw_inst *inst)                          \
263{                                                                             \
264   unsigned hw_type = brw_inst_3src_a16_##reg##_hw_type(devinfo, inst);       \
265   return brw_a16_hw_3src_type_to_reg_type(devinfo, hw_type);                 \
266}
267
268REG_TYPE(dst)
269REG_TYPE(src)
270#undef REG_TYPE
271
272/**
273 * Three-source align1 instructions:
274 *  @{
275 */
276/* Reserved 127:126 */
277/* src2_reg_nr same in align16 */
278FC(3src_a1_src2_subreg_nr, 117, 113, devinfo->gen >= 10)
279FC(3src_a1_src2_hstride,   112, 111, devinfo->gen >= 10)
280/* Reserved 110:109. src2 vstride is an implied parameter */
281FC(3src_a1_src2_hw_type,   108, 106, devinfo->gen >= 10)
282/* Reserved 105 */
283/* src1_reg_nr same in align16 */
284FC(3src_a1_src1_subreg_nr,  96,  92, devinfo->gen >= 10)
285FC(3src_a1_src1_hstride,    91,  90, devinfo->gen >= 10)
286FC(3src_a1_src1_vstride,    89,  88, devinfo->gen >= 10)
287FC(3src_a1_src1_hw_type,    87,  85, devinfo->gen >= 10)
288/* Reserved 84 */
289/* src0_reg_nr same in align16 */
290FC(3src_a1_src0_subreg_nr,  75,  71, devinfo->gen >= 10)
291FC(3src_a1_src0_hstride,    70,  69, devinfo->gen >= 10)
292FC(3src_a1_src0_vstride,    68,  67, devinfo->gen >= 10)
293FC(3src_a1_src0_hw_type,    66,  64, devinfo->gen >= 10)
294/* dst_reg_nr same in align16 */
295FC(3src_a1_dst_subreg_nr,   55,  54, devinfo->gen >= 10)
296FC(3src_a1_special_acc,     55,  52, devinfo->gen >= 10) /* aliases dst_subreg_nr */
297/* Reserved 51:50 */
298FC(3src_a1_dst_hstride,     49,  49, devinfo->gen >= 10)
299FC(3src_a1_dst_hw_type,     48,  46, devinfo->gen >= 10)
300FC(3src_a1_src2_reg_file,   45,  45, devinfo->gen >= 10)
301FC(3src_a1_src1_reg_file,   44,  44, devinfo->gen >= 10)
302FC(3src_a1_src0_reg_file,   43,  43, devinfo->gen >= 10)
303/* Source Modifier fields same in align16 */
304FC(3src_a1_dst_reg_file,    36,  36, devinfo->gen >= 10)
305FC(3src_a1_exec_type,       35,  35, devinfo->gen >= 10)
306/* Fields below this same in align16 */
307/** @} */
308
309#define REG_TYPE(reg)                                                         \
310static inline void                                                            \
311brw_inst_set_3src_a1_##reg##_type(const struct gen_device_info *devinfo,      \
312                                  brw_inst *inst, enum brw_reg_type type)     \
313{                                                                             \
314   UNUSED enum gen10_align1_3src_exec_type exec_type =                        \
315      (enum gen10_align1_3src_exec_type) brw_inst_3src_a1_exec_type(devinfo,  \
316                                                                    inst);    \
317   if (brw_reg_type_is_floating_point(type)) {                                \
318      assert(exec_type == BRW_ALIGN1_3SRC_EXEC_TYPE_FLOAT);                   \
319   } else {                                                                   \
320      assert(exec_type == BRW_ALIGN1_3SRC_EXEC_TYPE_INT);                     \
321   }                                                                          \
322   unsigned hw_type = brw_reg_type_to_a1_hw_3src_type(devinfo, type);         \
323   brw_inst_set_3src_a1_##reg##_hw_type(devinfo, inst, hw_type);              \
324}                                                                             \
325                                                                              \
326static inline enum brw_reg_type                                               \
327brw_inst_3src_a1_##reg##_type(const struct gen_device_info *devinfo,          \
328                              const brw_inst *inst)                           \
329{                                                                             \
330   enum gen10_align1_3src_exec_type exec_type =                               \
331      (enum gen10_align1_3src_exec_type) brw_inst_3src_a1_exec_type(devinfo,  \
332                                                                    inst);    \
333   unsigned hw_type = brw_inst_3src_a1_##reg##_hw_type(devinfo, inst);        \
334   return brw_a1_hw_3src_type_to_reg_type(devinfo, hw_type, exec_type);       \
335}
336
337REG_TYPE(dst)
338REG_TYPE(src0)
339REG_TYPE(src1)
340REG_TYPE(src2)
341#undef REG_TYPE
342
343/**
344 * Three-source align1 instruction immediates:
345 *  @{
346 */
347static inline uint16_t
348brw_inst_3src_a1_src0_imm(MAYBE_UNUSED const struct gen_device_info *devinfo,
349                          const brw_inst *insn)
350{
351   assert(devinfo->gen >= 10);
352   return brw_inst_bits(insn, 82, 67);
353}
354
355static inline uint16_t
356brw_inst_3src_a1_src2_imm(MAYBE_UNUSED const struct gen_device_info *devinfo,
357                          const brw_inst *insn)
358{
359   assert(devinfo->gen >= 10);
360   return brw_inst_bits(insn, 124, 109);
361}
362
363static inline void
364brw_inst_set_3src_a1_src0_imm(MAYBE_UNUSED const struct gen_device_info *devinfo,
365                              brw_inst *insn, uint16_t value)
366{
367   assert(devinfo->gen >= 10);
368   brw_inst_set_bits(insn, 82, 67, value);
369}
370
371static inline void
372brw_inst_set_3src_a1_src2_imm(MAYBE_UNUSED const struct gen_device_info *devinfo,
373                              brw_inst *insn, uint16_t value)
374{
375   assert(devinfo->gen >= 10);
376   brw_inst_set_bits(insn, 124, 109, value);
377}
378/** @} */
379
380/**
381 * Flow control instruction bits:
382 *  @{
383 */
384static inline void
385brw_inst_set_uip(const struct gen_device_info *devinfo,
386                 brw_inst *inst, int32_t value)
387{
388   assert(devinfo->gen >= 6);
389
390   if (devinfo->gen >= 8) {
391      brw_inst_set_bits(inst, 95, 64, (uint32_t)value);
392   } else {
393      assert(value <= (1 << 16) - 1);
394      assert(value > -(1 << 16));
395      brw_inst_set_bits(inst, 127, 112, (uint16_t)value);
396   }
397}
398
399static inline int32_t
400brw_inst_uip(const struct gen_device_info *devinfo, const brw_inst *inst)
401{
402   assert(devinfo->gen >= 6);
403
404   if (devinfo->gen >= 8) {
405      return brw_inst_bits(inst, 95, 64);
406   } else {
407      return (int16_t)brw_inst_bits(inst, 127, 112);
408   }
409}
410
411static inline void
412brw_inst_set_jip(const struct gen_device_info *devinfo,
413                 brw_inst *inst, int32_t value)
414{
415   assert(devinfo->gen >= 6);
416
417   if (devinfo->gen >= 8) {
418      brw_inst_set_bits(inst, 127, 96, (uint32_t)value);
419   } else {
420      assert(value <= (1 << 15) - 1);
421      assert(value >= -(1 << 15));
422      brw_inst_set_bits(inst, 111, 96, (uint16_t)value);
423   }
424}
425
426static inline int32_t
427brw_inst_jip(const struct gen_device_info *devinfo, const brw_inst *inst)
428{
429   assert(devinfo->gen >= 6);
430
431   if (devinfo->gen >= 8) {
432      return brw_inst_bits(inst, 127, 96);
433   } else {
434      return (int16_t)brw_inst_bits(inst, 111, 96);
435   }
436}
437
438/** Like FC, but using int16_t to handle negative jump targets. */
439#define FJ(name, high, low, assertions)                                       \
440static inline void                                                            \
441brw_inst_set_##name(const struct gen_device_info *devinfo, brw_inst *inst, int16_t v) \
442{                                                                             \
443   assert(assertions);                                                        \
444   (void) devinfo;                                                            \
445   brw_inst_set_bits(inst, high, low, (uint16_t) v);                          \
446}                                                                             \
447static inline int16_t                                                         \
448brw_inst_##name(const struct gen_device_info *devinfo, const brw_inst *inst)  \
449{                                                                             \
450   assert(assertions);                                                        \
451   (void) devinfo;                                                            \
452   return brw_inst_bits(inst, high, low);                                     \
453}
454
455FJ(gen6_jump_count,  63,  48, devinfo->gen == 6)
456FJ(gen4_jump_count, 111,  96, devinfo->gen < 6)
457FC(gen4_pop_count,  115, 112, devinfo->gen < 6)
458/** @} */
459
460/**
461 * SEND instructions:
462 *  @{
463 */
464FC(send_ex_desc_ia_subreg_nr, 82, 80, devinfo->gen >= 9)
465FC(send_src0_address_mode,    79, 79, devinfo->gen >= 9)
466FC(send_sel_reg32_desc,       77, 77, devinfo->gen >= 9)
467FC(send_sel_reg32_ex_desc,    61, 61, devinfo->gen >= 9)
468FC(send_src1_reg_nr,          51, 44, devinfo->gen >= 9)
469FC(send_src1_reg_file,        36, 36, devinfo->gen >= 9)
470FC(send_dst_reg_file,         35, 35, devinfo->gen >= 9)
471/** @} */
472
473/* Message descriptor bits */
474#define MD(x) ((x) + 96)
475
476/**
477 * Set the SEND(C) message descriptor immediate.
478 *
479 * This doesn't include the SFID nor the EOT field that were considered to be
480 * part of the message descriptor by ancient versions of the BSpec, because
481 * they are present in the instruction even if the message descriptor is
482 * provided indirectly in the address register, so we want to specify them
483 * separately.
484 */
485static inline void
486brw_inst_set_send_desc(const struct gen_device_info *devinfo,
487                       brw_inst *inst, uint32_t value)
488{
489   if (devinfo->gen >= 9) {
490      brw_inst_set_bits(inst, 126, 96, value);
491      assert(value >> 31 == 0);
492   } else if (devinfo->gen >= 5) {
493      brw_inst_set_bits(inst, 124, 96, value);
494      assert(value >> 29 == 0);
495   } else {
496      brw_inst_set_bits(inst, 119, 96, value);
497      assert(value >> 24 == 0);
498   }
499}
500
501/**
502 * Get the SEND(C) message descriptor immediate.
503 *
504 * \sa brw_inst_set_send_desc().
505 */
506static inline uint32_t
507brw_inst_send_desc(const struct gen_device_info *devinfo, const brw_inst *inst)
508{
509   if (devinfo->gen >= 9)
510      return brw_inst_bits(inst, 126, 96);
511   else if (devinfo->gen >= 5)
512      return brw_inst_bits(inst, 124, 96);
513   else
514      return brw_inst_bits(inst, 119, 96);
515}
516
517/**
518 * Set the SEND(C) message extended descriptor immediate.
519 *
520 * This doesn't include the SFID nor the EOT field that were considered to be
521 * part of the extended message descriptor by some versions of the BSpec,
522 * because they are present in the instruction even if the extended message
523 * descriptor is provided indirectly in a register, so we want to specify them
524 * separately.
525 */
526static inline void
527brw_inst_set_send_ex_desc(const struct gen_device_info *devinfo,
528                          brw_inst *inst, uint32_t value)
529{
530   assert(devinfo->gen >= 9);
531   if (brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SEND ||
532       brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SENDC) {
533      brw_inst_set_bits(inst, 94, 91, GET_BITS(value, 31, 28));
534      brw_inst_set_bits(inst, 88, 85, GET_BITS(value, 27, 24));
535      brw_inst_set_bits(inst, 83, 80, GET_BITS(value, 23, 20));
536      brw_inst_set_bits(inst, 67, 64, GET_BITS(value, 19, 16));
537      assert(GET_BITS(value, 15, 0) == 0);
538   } else {
539      assert(brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SENDS ||
540             brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SENDSC);
541      brw_inst_set_bits(inst, 95, 80, GET_BITS(value, 31, 16));
542      assert(GET_BITS(value, 15, 10) == 0);
543      brw_inst_set_bits(inst, 67, 64, GET_BITS(value, 9, 6));
544      assert(GET_BITS(value, 5, 0) == 0);
545   }
546}
547
548/**
549 * Get the SEND(C) message extended descriptor immediate.
550 *
551 * \sa brw_inst_set_send_ex_desc().
552 */
553static inline uint32_t
554brw_inst_send_ex_desc(const struct gen_device_info *devinfo,
555                      const brw_inst *inst)
556{
557   assert(devinfo->gen >= 9);
558   if (brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SEND ||
559       brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SENDC) {
560      return (brw_inst_bits(inst, 94, 91) << 28 |
561              brw_inst_bits(inst, 88, 85) << 24 |
562              brw_inst_bits(inst, 83, 80) << 20 |
563              brw_inst_bits(inst, 67, 64) << 16);
564   } else {
565      assert(brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SENDS ||
566             brw_inst_opcode(devinfo, inst) == BRW_OPCODE_SENDSC);
567      return (brw_inst_bits(inst, 95, 80) << 16 |
568              brw_inst_bits(inst, 67, 64) << 6);
569   }
570}
571
572/**
573 * Fields for SEND messages:
574 *  @{
575 */
576F(eot,                 127, 127)
577FF(mlen,
578   /* 4:   */ 119, 116,
579   /* 4.5: */ 119, 116,
580   /* 5:   */ 124, 121,
581   /* 6:   */ 124, 121,
582   /* 7:   */ 124, 121,
583   /* 8:   */ 124, 121);
584FF(rlen,
585   /* 4:   */ 115, 112,
586   /* 4.5: */ 115, 112,
587   /* 5:   */ 120, 116,
588   /* 6:   */ 120, 116,
589   /* 7:   */ 120, 116,
590   /* 8:   */ 120, 116);
591FF(header_present,
592   /* 4: doesn't exist */ -1, -1, -1, -1,
593   /* 5:   */ 115, 115,
594   /* 6:   */ 115, 115,
595   /* 7:   */ 115, 115,
596   /* 8:   */ 115, 115)
597F(gateway_notify, MD(16), MD(15))
598FF(function_control,
599   /* 4:   */ 111,  96,
600   /* 4.5: */ 111,  96,
601   /* 5:   */ 114,  96,
602   /* 6:   */ 114,  96,
603   /* 7:   */ 114,  96,
604   /* 8:   */ 114,  96)
605FF(gateway_subfuncid,
606   /* 4:   */ MD(1), MD(0),
607   /* 4.5: */ MD(1), MD(0),
608   /* 5:   */ MD(1), MD(0), /* 2:0, but bit 2 is reserved MBZ */
609   /* 6:   */ MD(2), MD(0),
610   /* 7:   */ MD(2), MD(0),
611   /* 8:   */ MD(2), MD(0))
612FF(sfid,
613   /* 4:   */ 123, 120, /* called msg_target */
614   /* 4.5  */ 123, 120,
615   /* 5:   */  95,  92,
616   /* 6:   */  27,  24,
617   /* 7:   */  27,  24,
618   /* 8:   */  27,  24)
619FF(null_rt,
620   /* 4-7: */ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
621   /* 8:   */ 80, 80) /* actually only Gen11+ */
622FC(base_mrf,   27,  24, devinfo->gen < 6);
623/** @} */
624
625/**
626 * URB message function control bits:
627 *  @{
628 */
629FF(urb_per_slot_offset,
630   /* 4-6: */ -1, -1, -1, -1, -1, -1, -1, -1,
631   /* 7:   */ MD(16), MD(16),
632   /* 8:   */ MD(17), MD(17))
633FC(urb_channel_mask_present, MD(15), MD(15), devinfo->gen >= 8)
634FC(urb_complete, MD(15), MD(15), devinfo->gen < 8)
635FC(urb_used, MD(14), MD(14), devinfo->gen < 7)
636FC(urb_allocate, MD(13), MD(13), devinfo->gen < 7)
637FF(urb_swizzle_control,
638   /* 4:   */ MD(11), MD(10),
639   /* 4.5: */ MD(11), MD(10),
640   /* 5:   */ MD(11), MD(10),
641   /* 6:   */ MD(11), MD(10),
642   /* 7:   */ MD(14), MD(14),
643   /* 8:   */ MD(15), MD(15))
644FF(urb_global_offset,
645   /* 4:   */ MD( 9), MD(4),
646   /* 4.5: */ MD( 9), MD(4),
647   /* 5:   */ MD( 9), MD(4),
648   /* 6:   */ MD( 9), MD(4),
649   /* 7:   */ MD(13), MD(3),
650   /* 8:   */ MD(14), MD(4))
651FF(urb_opcode,
652   /* 4:   */ MD( 3), MD(0),
653   /* 4.5: */ MD( 3), MD(0),
654   /* 5:   */ MD( 3), MD(0),
655   /* 6:   */ MD( 3), MD(0),
656   /* 7:   */ MD( 2), MD(0),
657   /* 8:   */ MD( 3), MD(0))
658/** @} */
659
660/**
661 * Gen4-5 math messages:
662 *  @{
663 */
664FC(math_msg_data_type,  MD(7), MD(7), devinfo->gen < 6)
665FC(math_msg_saturate,   MD(6), MD(6), devinfo->gen < 6)
666FC(math_msg_precision,  MD(5), MD(5), devinfo->gen < 6)
667FC(math_msg_signed_int, MD(4), MD(4), devinfo->gen < 6)
668FC(math_msg_function,   MD(3), MD(0), devinfo->gen < 6)
669/** @} */
670
671/**
672 * Sampler message function control bits:
673 *  @{
674 */
675FF(sampler_simd_mode,
676   /* 4: doesn't exist */ -1, -1, -1, -1,
677   /* 5:   */ MD(17), MD(16),
678   /* 6:   */ MD(17), MD(16),
679   /* 7:   */ MD(18), MD(17),
680   /* 8:   */ MD(18), MD(17))
681FF(sampler_msg_type,
682   /* 4:   */ MD(15), MD(14),
683   /* 4.5: */ MD(15), MD(12),
684   /* 5:   */ MD(15), MD(12),
685   /* 6:   */ MD(15), MD(12),
686   /* 7:   */ MD(16), MD(12),
687   /* 8:   */ MD(16), MD(12))
688FC(sampler_return_format, MD(13), MD(12), devinfo->gen == 4 && !devinfo->is_g4x)
689F(sampler,                MD(11), MD(8))
690F(binding_table_index,    MD( 7), MD(0)) /* also used by other messages */
691/** @} */
692
693/**
694 * Data port message function control bits:
695 *  @{
696 */
697FC(dp_category,         MD(18), MD(18), devinfo->gen >= 7)
698
699/* Gen4-5 store fields in different bits for read/write messages. */
700FF(dp_read_msg_type,
701   /* 4:   */ MD(13), MD(12),
702   /* 4.5: */ MD(13), MD(11),
703   /* 5:   */ MD(13), MD(11),
704   /* 6:   */ MD(16), MD(13),
705   /* 7:   */ MD(17), MD(14),
706   /* 8:   */ MD(17), MD(14))
707FF(dp_write_msg_type,
708   /* 4:   */ MD(14), MD(12),
709   /* 4.5: */ MD(14), MD(12),
710   /* 5:   */ MD(14), MD(12),
711   /* 6:   */ MD(16), MD(13),
712   /* 7:   */ MD(17), MD(14),
713   /* 8:   */ MD(17), MD(14))
714FF(dp_read_msg_control,
715   /* 4:   */ MD(11), MD( 8),
716   /* 4.5: */ MD(10), MD( 8),
717   /* 5:   */ MD(10), MD( 8),
718   /* 6:   */ MD(12), MD( 8),
719   /* 7:   */ MD(13), MD( 8),
720   /* 8:   */ MD(13), MD( 8))
721FF(dp_write_msg_control,
722   /* 4:   */ MD(11), MD( 8),
723   /* 4.5: */ MD(11), MD( 8),
724   /* 5:   */ MD(11), MD( 8),
725   /* 6:   */ MD(12), MD( 8),
726   /* 7:   */ MD(13), MD( 8),
727   /* 8:   */ MD(13), MD( 8))
728FC(dp_read_target_cache, MD(15), MD(14), devinfo->gen < 6);
729
730FF(dp_write_commit,
731   /* 4:   */ MD(15),  MD(15),
732   /* 4.5: */ MD(15),  MD(15),
733   /* 5:   */ MD(15),  MD(15),
734   /* 6:   */ MD(17),  MD(17),
735   /* 7+: does not exist */ -1, -1, -1, -1)
736
737/* Gen6+ use the same bit locations for everything. */
738FF(dp_msg_type,
739   /* 4-5: use dp_read_msg_type or dp_write_msg_type instead */
740   -1, -1, -1, -1, -1, -1,
741   /* 6:   */ MD(16), MD(13),
742   /* 7:   */ MD(17), MD(14),
743   /* 8:   */ MD(18), MD(14))
744FF(dp_msg_control,
745   /* 4:   */ MD(11), MD( 8),
746   /* 4.5-5: use dp_read_msg_control or dp_write_msg_control */ -1, -1, -1, -1,
747   /* 6:   */ MD(12), MD( 8),
748   /* 7:   */ MD(13), MD( 8),
749   /* 8:   */ MD(13), MD( 8))
750/** @} */
751
752/**
753 * Scratch message bits (Gen7+):
754 *  @{
755 */
756FC(scratch_read_write, MD(17), MD(17), devinfo->gen >= 7) /* 0 = read,  1 = write */
757FC(scratch_type,       MD(16), MD(16), devinfo->gen >= 7) /* 0 = OWord, 1 = DWord */
758FC(scratch_invalidate_after_read, MD(15), MD(15), devinfo->gen >= 7)
759FC(scratch_block_size,  MD(13),  MD(12), devinfo->gen >= 7)
760FC(scratch_addr_offset, MD(11),  MD( 0), devinfo->gen >= 7)
761/** @} */
762
763/**
764 * Render Target message function control bits:
765 *  @{
766 */
767FF(rt_last,
768   /* 4:   */ MD(11), MD(11),
769   /* 4.5: */ MD(11), MD(11),
770   /* 5:   */ MD(11), MD(11),
771   /* 6:   */ MD(12), MD(12),
772   /* 7:   */ MD(12), MD(12),
773   /* 8:   */ MD(12), MD(12))
774FC(rt_slot_group,      MD(11),  MD(11), devinfo->gen >= 6)
775F(rt_message_type,     MD(10),  MD( 8))
776/** @} */
777
778/**
779 * Thread Spawn message function control bits:
780 *  @{
781 */
782F(ts_resource_select,  MD( 4),  MD( 4))
783F(ts_request_type,     MD( 1),  MD( 1))
784F(ts_opcode,           MD( 0),  MD( 0))
785/** @} */
786
787/**
788 * Pixel Interpolator message function control bits:
789 *  @{
790 */
791F(pi_simd_mode,      MD(16),  MD(16))
792F(pi_nopersp,        MD(14),  MD(14))
793F(pi_message_type,   MD(13),  MD(12))
794F(pi_slot_group,     MD(11),  MD(11))
795F(pi_message_data,   MD(7),   MD(0))
796/** @} */
797
798/**
799 * Immediates:
800 *  @{
801 */
802static inline int
803brw_inst_imm_d(const struct gen_device_info *devinfo, const brw_inst *insn)
804{
805   (void) devinfo;
806   return brw_inst_bits(insn, 127, 96);
807}
808
809static inline unsigned
810brw_inst_imm_ud(const struct gen_device_info *devinfo, const brw_inst *insn)
811{
812   (void) devinfo;
813   return brw_inst_bits(insn, 127, 96);
814}
815
816static inline uint64_t
817brw_inst_imm_uq(MAYBE_UNUSED const struct gen_device_info *devinfo,
818                const brw_inst *insn)
819{
820   assert(devinfo->gen >= 8);
821   return brw_inst_bits(insn, 127, 64);
822}
823
824static inline float
825brw_inst_imm_f(const struct gen_device_info *devinfo, const brw_inst *insn)
826{
827   union {
828      float f;
829      uint32_t u;
830   } ft;
831   (void) devinfo;
832   ft.u = brw_inst_bits(insn, 127, 96);
833   return ft.f;
834}
835
836static inline double
837brw_inst_imm_df(const struct gen_device_info *devinfo, const brw_inst *insn)
838{
839   union {
840      double d;
841      uint64_t u;
842   } dt;
843   (void) devinfo;
844   dt.u = brw_inst_bits(insn, 127, 64);
845   return dt.d;
846}
847
848static inline void
849brw_inst_set_imm_d(const struct gen_device_info *devinfo,
850                   brw_inst *insn, int value)
851{
852   (void) devinfo;
853   return brw_inst_set_bits(insn, 127, 96, value);
854}
855
856static inline void
857brw_inst_set_imm_ud(const struct gen_device_info *devinfo,
858                    brw_inst *insn, unsigned value)
859{
860   (void) devinfo;
861   return brw_inst_set_bits(insn, 127, 96, value);
862}
863
864static inline void
865brw_inst_set_imm_f(const struct gen_device_info *devinfo,
866                   brw_inst *insn, float value)
867{
868   union {
869      float f;
870      uint32_t u;
871   } ft;
872   (void) devinfo;
873   ft.f = value;
874   brw_inst_set_bits(insn, 127, 96, ft.u);
875}
876
877static inline void
878brw_inst_set_imm_df(const struct gen_device_info *devinfo,
879                    brw_inst *insn, double value)
880{
881   union {
882      double d;
883      uint64_t u;
884   } dt;
885   (void) devinfo;
886   dt.d = value;
887   brw_inst_set_bits(insn, 127, 64, dt.u);
888}
889
890static inline void
891brw_inst_set_imm_uq(const struct gen_device_info *devinfo,
892                    brw_inst *insn, uint64_t value)
893{
894   (void) devinfo;
895   brw_inst_set_bits(insn, 127, 64, value);
896}
897
898/** @} */
899
900#define REG_TYPE(reg)                                                         \
901static inline void                                                            \
902brw_inst_set_##reg##_file_type(const struct gen_device_info *devinfo,         \
903                               brw_inst *inst, enum brw_reg_file file,        \
904                               enum brw_reg_type type)                        \
905{                                                                             \
906   assert(file <= BRW_IMMEDIATE_VALUE);                                       \
907   unsigned hw_type = brw_reg_type_to_hw_type(devinfo, file, type);           \
908   brw_inst_set_##reg##_reg_file(devinfo, inst, file);                        \
909   brw_inst_set_##reg##_reg_hw_type(devinfo, inst, hw_type);                  \
910}                                                                             \
911                                                                              \
912static inline enum brw_reg_type                                               \
913brw_inst_##reg##_type(const struct gen_device_info *devinfo,                  \
914                      const brw_inst *inst)                                   \
915{                                                                             \
916   unsigned file = __builtin_strcmp("dst", #reg) == 0 ?                       \
917                   (unsigned) BRW_GENERAL_REGISTER_FILE :                     \
918                   brw_inst_##reg##_reg_file(devinfo, inst);                  \
919   unsigned hw_type = brw_inst_##reg##_reg_hw_type(devinfo, inst);            \
920   return brw_hw_type_to_reg_type(devinfo, (enum brw_reg_file)file, hw_type); \
921}
922
923REG_TYPE(dst)
924REG_TYPE(src0)
925REG_TYPE(src1)
926#undef REG_TYPE
927
928
929/* The AddrImm fields are split into two discontiguous sections on Gen8+ */
930#define BRW_IA1_ADDR_IMM(reg, g4_high, g4_low, g8_nine, g8_high, g8_low) \
931static inline void                                                       \
932brw_inst_set_##reg##_ia1_addr_imm(const struct gen_device_info *devinfo, \
933                                  brw_inst *inst,                        \
934                                  unsigned value)                        \
935{                                                                        \
936   assert((value & ~0x3ff) == 0);                                        \
937   if (devinfo->gen >= 8) {                                              \
938      brw_inst_set_bits(inst, g8_high, g8_low, value & 0x1ff);           \
939      brw_inst_set_bits(inst, g8_nine, g8_nine, value >> 9);             \
940   } else {                                                              \
941      brw_inst_set_bits(inst, g4_high, g4_low, value);                   \
942   }                                                                     \
943}                                                                        \
944static inline unsigned                                                   \
945brw_inst_##reg##_ia1_addr_imm(const struct gen_device_info *devinfo,     \
946                              const brw_inst *inst)                      \
947{                                                                        \
948   if (devinfo->gen >= 8) {                                              \
949      return brw_inst_bits(inst, g8_high, g8_low) |                      \
950             (brw_inst_bits(inst, g8_nine, g8_nine) << 9);               \
951   } else {                                                              \
952      return brw_inst_bits(inst, g4_high, g4_low);                       \
953   }                                                                     \
954}
955
956/* AddrImm[9:0] for Align1 Indirect Addressing */
957/*                     -Gen 4-  ----Gen8---- */
958BRW_IA1_ADDR_IMM(src1, 105, 96, 121, 104, 96)
959BRW_IA1_ADDR_IMM(src0,  73, 64,  95,  72, 64)
960BRW_IA1_ADDR_IMM(dst,   57, 48,  47,  56, 48)
961
962#define BRW_IA16_ADDR_IMM(reg, g4_high, g4_low, g8_nine, g8_high, g8_low) \
963static inline void                                                        \
964brw_inst_set_##reg##_ia16_addr_imm(const struct gen_device_info *devinfo, \
965                                   brw_inst *inst, unsigned value)        \
966{                                                                         \
967   assert((value & ~0x3ff) == 0);                                         \
968   if (devinfo->gen >= 8) {                                               \
969      assert(GET_BITS(value, 3, 0) == 0);                                 \
970      brw_inst_set_bits(inst, g8_high, g8_low, GET_BITS(value, 8, 4));    \
971      brw_inst_set_bits(inst, g8_nine, g8_nine, GET_BITS(value, 9, 9));   \
972   } else {                                                               \
973      brw_inst_set_bits(inst, g4_high, g4_low, value);                    \
974   }                                                                      \
975}                                                                         \
976static inline unsigned                                                    \
977brw_inst_##reg##_ia16_addr_imm(const struct gen_device_info *devinfo,     \
978                               const brw_inst *inst)                      \
979{                                                                         \
980   if (devinfo->gen >= 8) {                                               \
981      return (brw_inst_bits(inst, g8_high, g8_low) << 4) |                \
982             (brw_inst_bits(inst, g8_nine, g8_nine) << 9);                \
983   } else {                                                               \
984      return brw_inst_bits(inst, g4_high, g4_low);                        \
985   }                                                                      \
986}
987
988/* AddrImm[9:0] for Align16 Indirect Addressing:
989 * Compared to Align1, these are missing the low 4 bits.
990 *                     -Gen 4-  ----Gen8----
991 */
992BRW_IA16_ADDR_IMM(src1,       105, 96, 121, 104, 100)
993BRW_IA16_ADDR_IMM(src0,        73, 64,  95,  72,  68)
994BRW_IA16_ADDR_IMM(dst,         57, 52,  47,  56,  52)
995BRW_IA16_ADDR_IMM(send_src0,   -1, -1,  78,  72,  68)
996BRW_IA16_ADDR_IMM(send_dst,    -1, -1,  62,  56,  52)
997
998/**
999 * Fetch a set of contiguous bits from the instruction.
1000 *
1001 * Bits indices range from 0..127; fields may not cross 64-bit boundaries.
1002 */
1003static inline uint64_t
1004brw_inst_bits(const brw_inst *inst, unsigned high, unsigned low)
1005{
1006   /* We assume the field doesn't cross 64-bit boundaries. */
1007   const unsigned word = high / 64;
1008   assert(word == low / 64);
1009
1010   high %= 64;
1011   low %= 64;
1012
1013   const uint64_t mask = (~0ull >> (64 - (high - low + 1)));
1014
1015   return (inst->data[word] >> low) & mask;
1016}
1017
1018/**
1019 * Set bits in the instruction, with proper shifting and masking.
1020 *
1021 * Bits indices range from 0..127; fields may not cross 64-bit boundaries.
1022 */
1023static inline void
1024brw_inst_set_bits(brw_inst *inst, unsigned high, unsigned low, uint64_t value)
1025{
1026   const unsigned word = high / 64;
1027   assert(word == low / 64);
1028
1029   high %= 64;
1030   low %= 64;
1031
1032   const uint64_t mask = (~0ull >> (64 - (high - low + 1))) << low;
1033
1034   /* Make sure the supplied value actually fits in the given bitfield. */
1035   assert((value & (mask >> low)) == value);
1036
1037   inst->data[word] = (inst->data[word] & ~mask) | (value << low);
1038}
1039
1040#undef BRW_IA16_ADDR_IMM
1041#undef BRW_IA1_ADDR_IMM
1042#undef MD
1043#undef F8
1044#undef FF
1045#undef BOUNDS
1046#undef F
1047#undef FC
1048
1049typedef struct {
1050   uint64_t data;
1051} brw_compact_inst;
1052
1053/**
1054 * Fetch a set of contiguous bits from the compacted instruction.
1055 *
1056 * Bits indices range from 0..63.
1057 */
1058static inline unsigned
1059brw_compact_inst_bits(const brw_compact_inst *inst, unsigned high, unsigned low)
1060{
1061   const uint64_t mask = (1ull << (high - low + 1)) - 1;
1062
1063   return (inst->data >> low) & mask;
1064}
1065
1066/**
1067 * Set bits in the compacted instruction.
1068 *
1069 * Bits indices range from 0..63.
1070 */
1071static inline void
1072brw_compact_inst_set_bits(brw_compact_inst *inst, unsigned high, unsigned low,
1073                          uint64_t value)
1074{
1075   const uint64_t mask = ((1ull << (high - low + 1)) - 1) << low;
1076
1077   /* Make sure the supplied value actually fits in the given bitfield. */
1078   assert((value & (mask >> low)) == value);
1079
1080   inst->data = (inst->data & ~mask) | (value << low);
1081}
1082
1083#define FC(name, high, low, assertions)                            \
1084static inline void                                                 \
1085brw_compact_inst_set_##name(const struct gen_device_info *devinfo, \
1086                            brw_compact_inst *inst, unsigned v)    \
1087{                                                                  \
1088   assert(assertions);                                             \
1089   (void) devinfo;                                                 \
1090   brw_compact_inst_set_bits(inst, high, low, v);                  \
1091}                                                                  \
1092static inline unsigned                                             \
1093brw_compact_inst_##name(const struct gen_device_info *devinfo,     \
1094                        const brw_compact_inst *inst)              \
1095{                                                                  \
1096   assert(assertions);                                             \
1097   (void) devinfo;                                                 \
1098   return brw_compact_inst_bits(inst, high, low);                  \
1099}
1100
1101/* A simple macro for fields which stay in the same place on all generations. */
1102#define F(name, high, low) FC(name, high, low, true)
1103
1104F(src1_reg_nr,      63, 56)
1105F(src0_reg_nr,      55, 48)
1106F(dst_reg_nr,       47, 40)
1107F(src1_index,       39, 35)
1108F(src0_index,       34, 30)
1109F(cmpt_control,     29, 29) /* Same location as brw_inst */
1110FC(flag_subreg_nr,  28, 28, devinfo->gen <= 6)
1111F(cond_modifier,    27, 24) /* Same location as brw_inst */
1112FC(acc_wr_control,  23, 23, devinfo->gen >= 6)
1113FC(mask_control_ex, 23, 23, devinfo->is_g4x || devinfo->gen == 5)
1114F(subreg_index,     22, 18)
1115F(datatype_index,   17, 13)
1116F(control_index,    12,  8)
1117F(debug_control,     7,  7)
1118F(opcode,            6,  0) /* Same location as brw_inst */
1119
1120/**
1121 * (Gen8+) Compacted three-source instructions:
1122 *  @{
1123 */
1124FC(3src_src2_reg_nr,    63, 57, devinfo->gen >= 8)
1125FC(3src_src1_reg_nr,    56, 50, devinfo->gen >= 8)
1126FC(3src_src0_reg_nr,    49, 43, devinfo->gen >= 8)
1127FC(3src_src2_subreg_nr, 42, 40, devinfo->gen >= 8)
1128FC(3src_src1_subreg_nr, 39, 37, devinfo->gen >= 8)
1129FC(3src_src0_subreg_nr, 36, 34, devinfo->gen >= 8)
1130FC(3src_src2_rep_ctrl,  33, 33, devinfo->gen >= 8)
1131FC(3src_src1_rep_ctrl,  32, 32, devinfo->gen >= 8)
1132FC(3src_saturate,       31, 31, devinfo->gen >= 8)
1133FC(3src_debug_control,  30, 30, devinfo->gen >= 8)
1134FC(3src_cmpt_control,   29, 29, devinfo->gen >= 8)
1135FC(3src_src0_rep_ctrl,  28, 28, devinfo->gen >= 8)
1136/* Reserved */
1137FC(3src_dst_reg_nr,     18, 12, devinfo->gen >= 8)
1138FC(3src_source_index,   11, 10, devinfo->gen >= 8)
1139FC(3src_control_index,   9,  8, devinfo->gen >= 8)
1140/* Bit 7 is Reserved (for future Opcode expansion) */
1141FC(3src_opcode,          6,  0, devinfo->gen >= 8)
1142/** @} */
1143
1144#undef F
1145
1146#ifdef __cplusplus
1147}
1148#endif
1149
1150#endif
1151