2 * Copyright © 2018 Valve Corporation
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:
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
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
30 #include <unordered_set>
35 #include "ac_binary.h"
36 #include "amd_family.h"
37 #include "aco_opcodes.h"
40 struct radv_nir_compiler_options
;
41 struct radv_shader_args
;
42 struct radv_shader_info
;
46 extern uint64_t debug_flags
;
50 DEBUG_VALIDATE_RA
= 0x2,
55 * Representation of the instruction's microcode encoding format
56 * Note: Some Vector ALU Formats can be combined, such that:
57 * - VOP2* | VOP3A represents a VOP2 instruction in VOP3A encoding
58 * - VOP2* | DPP represents a VOP2 instruction with data parallel primitive.
59 * - VOP2* | SDWA represents a VOP2 instruction with sub-dword addressing.
61 * (*) The same is applicable for VOP1 and VOPC instructions.
63 enum class Format
: std::uint16_t {
64 /* Pseudo Instruction Format */
66 /* Scalar ALU & Control Formats */
72 /* Scalar Memory Format */
76 /* Vector Memory Buffer Formats */
79 /* Vector Memory Image Format */
90 PSEUDO_REDUCTION
= 18,
92 /* Vector ALU Formats */
100 /* Vector Parameter Interpolation Format */
106 enum barrier_interaction
: uint8_t {
108 barrier_buffer
= 0x1,
110 barrier_atomic
= 0x4,
111 barrier_shared
= 0x8,
112 /* used for geometry shaders to ensure vertex data writes are before the
113 * GS_DONE s_sendmsg. */
114 barrier_gs_data
= 0x10,
115 /* used for geometry shaders to ensure s_sendmsg instructions are in-order. */
116 barrier_gs_sendmsg
= 0x20,
117 /* used by barriers. created by s_barrier */
118 barrier_barrier
= 0x40,
130 /* Note that v_rcp_f32, v_exp_f32, v_log_f32, v_sqrt_f32, v_rsq_f32 and
131 * v_mad_f32/v_madak_f32/v_madmk_f32/v_mac_f32 always flush denormals. */
132 fp_denorm_flush
= 0x0,
133 fp_denorm_keep
= 0x3,
137 /* matches encoding of the MODE register */
141 fp_round round16_64
:2;
143 unsigned denorm16_64
:2;
147 /* if false, optimizations which may remove infs/nan/-0.0 can be done */
148 bool preserve_signed_zero_inf_nan32
:1;
149 bool preserve_signed_zero_inf_nan16_64
:1;
150 /* if false, optimizations which may remove denormal flushing can be done */
151 bool must_flush_denorms32
:1;
152 bool must_flush_denorms16_64
:1;
153 bool care_about_round32
:1;
154 bool care_about_round16_64
:1;
156 /* Returns true if instructions using the mode "other" can safely use the
157 * current one instead. */
158 bool canReplace(float_mode other
) const noexcept
{
159 return val
== other
.val
&&
160 (preserve_signed_zero_inf_nan32
|| !other
.preserve_signed_zero_inf_nan32
) &&
161 (preserve_signed_zero_inf_nan16_64
|| !other
.preserve_signed_zero_inf_nan16_64
) &&
162 (must_flush_denorms32
|| !other
.must_flush_denorms32
) &&
163 (must_flush_denorms16_64
|| !other
.must_flush_denorms16_64
) &&
164 (care_about_round32
|| !other
.care_about_round32
) &&
165 (care_about_round16_64
|| !other
.care_about_round16_64
);
169 constexpr Format
asVOP3(Format format
) {
170 return (Format
) ((uint32_t) Format::VOP3
| (uint32_t) format
);
173 constexpr Format
asSDWA(Format format
) {
174 assert(format
== Format::VOP1
|| format
== Format::VOP2
|| format
== Format::VOPC
);
175 return (Format
) ((uint32_t) Format::SDWA
| (uint32_t) format
);
203 /* byte-sized register class */
210 /* these are used for WWM and spills to vgpr */
211 v1_linear
= v1
| (1 << 6),
212 v2_linear
= v2
| (1 << 6),
215 RegClass() = default;
216 constexpr RegClass(RC rc
)
218 constexpr RegClass(RegType type
, unsigned size
)
219 : rc((RC
) ((type
== RegType::vgpr
? 1 << 5 : 0) | size
)) {}
221 constexpr operator RC() const { return rc
; }
222 explicit operator bool() = delete;
224 constexpr RegType
type() const { return rc
<= RC::s16
? RegType::sgpr
: RegType::vgpr
; }
225 constexpr bool is_subdword() const { return rc
& (1 << 7); }
226 constexpr unsigned bytes() const { return ((unsigned) rc
& 0x1F) * (is_subdword() ? 1 : 4); }
227 //TODO: use size() less in favor of bytes()
228 constexpr unsigned size() const { return (bytes() + 3) >> 2; }
229 constexpr bool is_linear() const { return rc
<= RC::s16
|| rc
& (1 << 6); }
230 constexpr RegClass
as_linear() const { return RegClass((RC
) (rc
| (1 << 6))); }
231 constexpr RegClass
as_subdword() const { return RegClass((RC
) (rc
| 1 << 7)); }
233 static constexpr RegClass
get(RegType type
, unsigned bytes
) {
234 if (type
== RegType::sgpr
) {
235 return RegClass(type
, DIV_ROUND_UP(bytes
, 4u));
237 return bytes
% 4u ? RegClass(type
, bytes
).as_subdword() :
238 RegClass(type
, bytes
/ 4u);
246 /* transitional helper expressions */
247 static constexpr RegClass s1
{RegClass::s1
};
248 static constexpr RegClass s2
{RegClass::s2
};
249 static constexpr RegClass s3
{RegClass::s3
};
250 static constexpr RegClass s4
{RegClass::s4
};
251 static constexpr RegClass s8
{RegClass::s8
};
252 static constexpr RegClass s16
{RegClass::s16
};
253 static constexpr RegClass v1
{RegClass::v1
};
254 static constexpr RegClass v2
{RegClass::v2
};
255 static constexpr RegClass v3
{RegClass::v3
};
256 static constexpr RegClass v4
{RegClass::v4
};
257 static constexpr RegClass v5
{RegClass::v5
};
258 static constexpr RegClass v6
{RegClass::v6
};
259 static constexpr RegClass v7
{RegClass::v7
};
260 static constexpr RegClass v8
{RegClass::v8
};
261 static constexpr RegClass v1b
{RegClass::v1b
};
262 static constexpr RegClass v2b
{RegClass::v2b
};
263 static constexpr RegClass v3b
{RegClass::v3b
};
264 static constexpr RegClass v4b
{RegClass::v4b
};
265 static constexpr RegClass v6b
{RegClass::v6b
};
266 static constexpr RegClass v8b
{RegClass::v8b
};
270 * Each temporary virtual register has a
271 * register class (i.e. size and type)
275 Temp() noexcept
: id_(0), reg_class(0) {}
276 constexpr Temp(uint32_t id
, RegClass cls
) noexcept
277 : id_(id
), reg_class(uint8_t(cls
)) {}
279 constexpr uint32_t id() const noexcept
{ return id_
; }
280 constexpr RegClass
regClass() const noexcept
{ return (RegClass::RC
)reg_class
; }
282 constexpr unsigned bytes() const noexcept
{ return regClass().bytes(); }
283 constexpr unsigned size() const noexcept
{ return regClass().size(); }
284 constexpr RegType
type() const noexcept
{ return regClass().type(); }
285 constexpr bool is_linear() const noexcept
{ return regClass().is_linear(); }
287 constexpr bool operator <(Temp other
) const noexcept
{ return id() < other
.id(); }
288 constexpr bool operator==(Temp other
) const noexcept
{ return id() == other
.id(); }
289 constexpr bool operator!=(Temp other
) const noexcept
{ return id() != other
.id(); }
293 uint32_t reg_class
: 8;
298 * Represents the physical register for each
299 * Operand and Definition.
302 constexpr PhysReg() = default;
303 explicit constexpr PhysReg(unsigned r
) : reg_b(r
<< 2) {}
304 constexpr unsigned reg() const { return reg_b
>> 2; }
305 constexpr unsigned byte() const { return reg_b
& 0x3; }
306 constexpr operator unsigned() const { return reg(); }
307 constexpr bool operator==(PhysReg other
) const { return reg_b
== other
.reg_b
; }
308 constexpr bool operator!=(PhysReg other
) const { return reg_b
!= other
.reg_b
; }
309 constexpr bool operator <(PhysReg other
) const { return reg_b
< other
.reg_b
; }
310 constexpr PhysReg
advance(unsigned bytes
) const { PhysReg res
= *this; res
.reg_b
+= bytes
; return res
; }
315 /* helper expressions for special registers */
316 static constexpr PhysReg m0
{124};
317 static constexpr PhysReg vcc
{106};
318 static constexpr PhysReg vcc_hi
{107};
319 static constexpr PhysReg sgpr_null
{125}; /* GFX10+ */
320 static constexpr PhysReg exec
{126};
321 static constexpr PhysReg exec_lo
{126};
322 static constexpr PhysReg exec_hi
{127};
323 static constexpr PhysReg vccz
{251};
324 static constexpr PhysReg execz
{252};
325 static constexpr PhysReg scc
{253};
329 * Initially, each Operand refers to either
330 * a temporary virtual register
331 * or to a constant value
332 * Temporary registers get mapped to physical register during RA
333 * Constant values are inlined into the instruction sequence.
339 : reg_(PhysReg
{128}), isTemp_(false), isFixed_(true), isConstant_(false),
340 isKill_(false), isUndef_(true), isFirstKill_(false), is64BitConst_(false),
341 isLateKill_(false) {}
343 explicit Operand(Temp r
) noexcept
350 setFixed(PhysReg
{128});
353 explicit Operand(uint32_t v
, bool is64bit
= false) noexcept
357 is64BitConst_
= is64bit
;
359 setFixed(PhysReg
{128 + v
});
360 else if (v
>= 0xFFFFFFF0) /* [-16 .. -1] */
361 setFixed(PhysReg
{192 - v
});
362 else if (v
== 0x3f000000) /* 0.5 */
363 setFixed(PhysReg
{240});
364 else if (v
== 0xbf000000) /* -0.5 */
365 setFixed(PhysReg
{241});
366 else if (v
== 0x3f800000) /* 1.0 */
367 setFixed(PhysReg
{242});
368 else if (v
== 0xbf800000) /* -1.0 */
369 setFixed(PhysReg
{243});
370 else if (v
== 0x40000000) /* 2.0 */
371 setFixed(PhysReg
{244});
372 else if (v
== 0xc0000000) /* -2.0 */
373 setFixed(PhysReg
{245});
374 else if (v
== 0x40800000) /* 4.0 */
375 setFixed(PhysReg
{246});
376 else if (v
== 0xc0800000) /* -4.0 */
377 setFixed(PhysReg
{247});
378 else { /* Literal Constant */
379 assert(!is64bit
&& "attempt to create a 64-bit literal constant");
380 setFixed(PhysReg
{255});
383 explicit Operand(uint64_t v
) noexcept
386 is64BitConst_
= true;
388 data_
.i
= (uint32_t) v
;
389 setFixed(PhysReg
{128 + (uint32_t) v
});
390 } else if (v
>= 0xFFFFFFFFFFFFFFF0) { /* [-16 .. -1] */
391 data_
.i
= (uint32_t) v
;
392 setFixed(PhysReg
{192 - (uint32_t) v
});
393 } else if (v
== 0x3FE0000000000000) { /* 0.5 */
394 data_
.i
= 0x3f000000;
395 setFixed(PhysReg
{240});
396 } else if (v
== 0xBFE0000000000000) { /* -0.5 */
397 data_
.i
= 0xbf000000;
398 setFixed(PhysReg
{241});
399 } else if (v
== 0x3FF0000000000000) { /* 1.0 */
400 data_
.i
= 0x3f800000;
401 setFixed(PhysReg
{242});
402 } else if (v
== 0xBFF0000000000000) { /* -1.0 */
403 data_
.i
= 0xbf800000;
404 setFixed(PhysReg
{243});
405 } else if (v
== 0x4000000000000000) { /* 2.0 */
406 data_
.i
= 0x40000000;
407 setFixed(PhysReg
{244});
408 } else if (v
== 0xC000000000000000) { /* -2.0 */
409 data_
.i
= 0xc0000000;
410 setFixed(PhysReg
{245});
411 } else if (v
== 0x4010000000000000) { /* 4.0 */
412 data_
.i
= 0x40800000;
413 setFixed(PhysReg
{246});
414 } else if (v
== 0xC010000000000000) { /* -4.0 */
415 data_
.i
= 0xc0800000;
416 setFixed(PhysReg
{247});
417 } else { /* Literal Constant: we don't know if it is a long or double.*/
419 assert(false && "attempt to create a 64-bit literal constant");
422 explicit Operand(RegClass type
) noexcept
425 data_
.temp
= Temp(0, type
);
426 setFixed(PhysReg
{128});
428 explicit Operand(PhysReg reg
, RegClass type
) noexcept
430 data_
.temp
= Temp(0, type
);
434 constexpr bool isTemp() const noexcept
439 constexpr void setTemp(Temp t
) noexcept
{
440 assert(!isConstant_
);
445 constexpr Temp
getTemp() const noexcept
450 constexpr uint32_t tempId() const noexcept
452 return data_
.temp
.id();
455 constexpr bool hasRegClass() const noexcept
457 return isTemp() || isUndefined();
460 constexpr RegClass
regClass() const noexcept
462 return data_
.temp
.regClass();
465 constexpr unsigned bytes() const noexcept
468 return is64BitConst_
? 8 : 4; //TODO: sub-dword constants
470 return data_
.temp
.bytes();
473 constexpr unsigned size() const noexcept
476 return is64BitConst_
? 2 : 1;
478 return data_
.temp
.size();
481 constexpr bool isFixed() const noexcept
486 constexpr PhysReg
physReg() const noexcept
491 constexpr void setFixed(PhysReg reg
) noexcept
493 isFixed_
= reg
!= unsigned(-1);
497 constexpr bool isConstant() const noexcept
502 constexpr bool isLiteral() const noexcept
504 return isConstant() && reg_
== 255;
507 constexpr bool isUndefined() const noexcept
512 constexpr uint32_t constantValue() const noexcept
517 constexpr bool constantEquals(uint32_t cmp
) const noexcept
519 return isConstant() && constantValue() == cmp
;
522 constexpr uint64_t constantValue64(bool signext
=false) const noexcept
527 else if (reg_
<= 208)
528 return 0xFFFFFFFFFFFFFFFF - (reg_
- 193);
532 return 0x3FE0000000000000;
534 return 0xBFE0000000000000;
536 return 0x3FF0000000000000;
538 return 0xBFF0000000000000;
540 return 0x4000000000000000;
542 return 0xC000000000000000;
544 return 0x4010000000000000;
546 return 0xC010000000000000;
549 return (signext
&& (data_
.i
& 0x80000000u
) ? 0xffffffff00000000ull
: 0ull) | data_
.i
;
552 /* Indicates that the killed operand's live range intersects with the
553 * instruction's definitions. Unlike isKill() and isFirstKill(), this is
554 * not set by liveness analysis. */
555 constexpr void setLateKill(bool flag
) noexcept
560 constexpr bool isLateKill() const noexcept
565 constexpr void setKill(bool flag
) noexcept
572 constexpr bool isKill() const noexcept
574 return isKill_
|| isFirstKill();
577 constexpr void setFirstKill(bool flag
) noexcept
584 /* When there are multiple operands killing the same temporary,
585 * isFirstKill() is only returns true for the first one. */
586 constexpr bool isFirstKill() const noexcept
591 constexpr bool isKillBeforeDef() const noexcept
593 return isKill() && !isLateKill();
596 constexpr bool isFirstKillBeforeDef() const noexcept
598 return isFirstKill() && !isLateKill();
601 constexpr bool operator == (Operand other
) const noexcept
603 if (other
.size() != size())
605 if (isFixed() != other
.isFixed() || isKillBeforeDef() != other
.isKillBeforeDef())
607 if (isFixed() && other
.isFixed() && physReg() != other
.physReg())
610 return other
.isLiteral() && other
.constantValue() == constantValue();
611 else if (isConstant())
612 return other
.isConstant() && other
.physReg() == physReg();
613 else if (isUndefined())
614 return other
.isUndefined() && other
.regClass() == regClass();
616 return other
.isTemp() && other
.getTemp() == getTemp();
622 Temp temp
= Temp(0, s1
);
629 uint8_t isConstant_
:1;
632 uint8_t isFirstKill_
:1;
633 uint8_t is64BitConst_
:1;
634 uint8_t isLateKill_
:1;
636 /* can't initialize bit-fields in c++11, so work around using a union */
637 uint8_t control_
= 0;
643 * Definitions are the results of Instructions
644 * and refer to temporary virtual registers
645 * which are later mapped to physical registers
647 class Definition final
650 constexpr Definition() : temp(Temp(0, s1
)), reg_(0), isFixed_(0), hasHint_(0), isKill_(0) {}
651 Definition(uint32_t index
, RegClass type
) noexcept
652 : temp(index
, type
) {}
653 explicit Definition(Temp tmp
) noexcept
655 Definition(PhysReg reg
, RegClass type
) noexcept
656 : temp(Temp(0, type
))
660 Definition(uint32_t tmpId
, PhysReg reg
, RegClass type
) noexcept
661 : temp(Temp(tmpId
, type
))
666 constexpr bool isTemp() const noexcept
671 constexpr Temp
getTemp() const noexcept
676 constexpr uint32_t tempId() const noexcept
681 constexpr void setTemp(Temp t
) noexcept
{
685 constexpr RegClass
regClass() const noexcept
687 return temp
.regClass();
690 constexpr unsigned bytes() const noexcept
695 constexpr unsigned size() const noexcept
700 constexpr bool isFixed() const noexcept
705 constexpr PhysReg
physReg() const noexcept
710 constexpr void setFixed(PhysReg reg
) noexcept
716 constexpr void setHint(PhysReg reg
) noexcept
722 constexpr bool hasHint() const noexcept
727 constexpr void setKill(bool flag
) noexcept
732 constexpr bool isKill() const noexcept
738 Temp temp
= Temp(0, s1
);
746 /* can't initialize bit-fields in c++11, so work around using a union */
747 uint8_t control_
= 0;
758 aco::span
<Operand
> operands
;
759 aco::span
<Definition
> definitions
;
761 constexpr bool isVALU() const noexcept
763 return ((uint16_t) format
& (uint16_t) Format::VOP1
) == (uint16_t) Format::VOP1
764 || ((uint16_t) format
& (uint16_t) Format::VOP2
) == (uint16_t) Format::VOP2
765 || ((uint16_t) format
& (uint16_t) Format::VOPC
) == (uint16_t) Format::VOPC
766 || ((uint16_t) format
& (uint16_t) Format::VOP3A
) == (uint16_t) Format::VOP3A
767 || ((uint16_t) format
& (uint16_t) Format::VOP3B
) == (uint16_t) Format::VOP3B
768 || format
== Format::VOP3P
;
771 constexpr bool isSALU() const noexcept
773 return format
== Format::SOP1
||
774 format
== Format::SOP2
||
775 format
== Format::SOPC
||
776 format
== Format::SOPK
||
777 format
== Format::SOPP
;
780 constexpr bool isVMEM() const noexcept
782 return format
== Format::MTBUF
||
783 format
== Format::MUBUF
||
784 format
== Format::MIMG
;
787 constexpr bool isDPP() const noexcept
789 return (uint16_t) format
& (uint16_t) Format::DPP
;
792 constexpr bool isVOP3() const noexcept
794 return ((uint16_t) format
& (uint16_t) Format::VOP3A
) ||
795 ((uint16_t) format
& (uint16_t) Format::VOP3B
);
798 constexpr bool isSDWA() const noexcept
800 return (uint16_t) format
& (uint16_t) Format::SDWA
;
803 constexpr bool isFlatOrGlobal() const noexcept
805 return format
== Format::FLAT
|| format
== Format::GLOBAL
;
808 constexpr bool usesModifiers() const noexcept
;
810 constexpr bool reads_exec() const noexcept
812 for (const Operand
& op
: operands
) {
813 if (op
.isFixed() && op
.physReg() == exec
)
819 static_assert(sizeof(Instruction
) == 16, "Unexpected padding");
821 struct SOPK_instruction
: public Instruction
{
825 static_assert(sizeof(SOPK_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
827 struct SOPP_instruction
: public Instruction
{
831 static_assert(sizeof(SOPP_instruction
) == sizeof(Instruction
) + 8, "Unexpected padding");
833 struct SOPC_instruction
: public Instruction
{
835 static_assert(sizeof(SOPC_instruction
) == sizeof(Instruction
) + 0, "Unexpected padding");
837 struct SOP1_instruction
: public Instruction
{
839 static_assert(sizeof(SOP1_instruction
) == sizeof(Instruction
) + 0, "Unexpected padding");
841 struct SOP2_instruction
: public Instruction
{
843 static_assert(sizeof(SOP2_instruction
) == sizeof(Instruction
) + 0, "Unexpected padding");
846 * Scalar Memory Format:
847 * For s_(buffer_)load_dword*:
848 * Operand(0): SBASE - SGPR-pair which provides base address
849 * Operand(1): Offset - immediate (un)signed offset or SGPR
850 * Operand(2) / Definition(0): SDATA - SGPR for read / write result
851 * Operand(n-1): SOffset - SGPR offset (Vega only)
853 * Having no operands is also valid for instructions such as s_dcache_inv.
856 struct SMEM_instruction
: public Instruction
{
857 barrier_interaction barrier
;
858 bool glc
: 1; /* VI+: globally coherent */
859 bool dlc
: 1; /* NAVI: device level coherent */
860 bool nv
: 1; /* VEGA only: Non-volatile */
861 bool can_reorder
: 1;
862 bool disable_wqm
: 1;
863 uint32_t padding
: 19;
865 static_assert(sizeof(SMEM_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
867 struct VOP1_instruction
: public Instruction
{
869 static_assert(sizeof(VOP1_instruction
) == sizeof(Instruction
) + 0, "Unexpected padding");
871 struct VOP2_instruction
: public Instruction
{
873 static_assert(sizeof(VOP2_instruction
) == sizeof(Instruction
) + 0, "Unexpected padding");
875 struct VOPC_instruction
: public Instruction
{
877 static_assert(sizeof(VOPC_instruction
) == sizeof(Instruction
) + 0, "Unexpected padding");
879 struct VOP3A_instruction
: public Instruction
{
885 uint32_t padding
: 9;
887 static_assert(sizeof(VOP3A_instruction
) == sizeof(Instruction
) + 8, "Unexpected padding");
889 struct VOP3P_instruction
: public Instruction
{
892 uint8_t opsel_lo
: 3;
893 uint8_t opsel_hi
: 3;
895 uint32_t padding
: 9;
897 static_assert(sizeof(VOP3P_instruction
) == sizeof(Instruction
) + 8, "Unexpected padding");
900 * Data Parallel Primitives Format:
901 * This format can be used for VOP1, VOP2 or VOPC instructions.
902 * The swizzle applies to the src0 operand.
905 struct DPP_instruction
: public Instruction
{
909 uint8_t row_mask
: 4;
910 uint8_t bank_mask
: 4;
912 uint32_t padding
: 7;
914 static_assert(sizeof(DPP_instruction
) == sizeof(Instruction
) + 8, "Unexpected padding");
916 enum sdwa_sel
: uint8_t {
920 sdwa_asuint
= 0x7 | 0x10,
928 /* specific values */
933 sdwa_uword0
= sdwa_isword
| 0,
934 sdwa_uword1
= sdwa_isword
| 1,
937 sdwa_sbyte0
= sdwa_ubyte0
| sdwa_sext
,
938 sdwa_sbyte1
= sdwa_ubyte1
| sdwa_sext
,
939 sdwa_sbyte2
= sdwa_ubyte2
| sdwa_sext
,
940 sdwa_sbyte3
= sdwa_ubyte3
| sdwa_sext
,
941 sdwa_sword0
= sdwa_uword0
| sdwa_sext
,
942 sdwa_sword1
= sdwa_uword1
| sdwa_sext
,
943 sdwa_sdword
= sdwa_udword
| sdwa_sext
,
945 /* register-allocated */
946 sdwa_ubyte
= 1 | sdwa_isra
,
947 sdwa_uword
= 2 | sdwa_isra
,
948 sdwa_sbyte
= sdwa_ubyte
| sdwa_sext
,
949 sdwa_sword
= sdwa_uword
| sdwa_sext
,
953 * Sub-Dword Addressing Format:
954 * This format can be used for VOP1, VOP2 or VOPC instructions.
956 * omod and SGPR/constant operands are only available on GFX9+. For VOPC,
957 * the definition doesn't have to be VCC on GFX9+.
960 struct SDWA_instruction
: public Instruction
{
961 /* these destination modifiers aren't available with VOPC except for
967 bool dst_preserve
: 1;
969 uint8_t omod
: 2; /* GFX9+ */
970 uint32_t padding
: 4;
972 static_assert(sizeof(SDWA_instruction
) == sizeof(Instruction
) + 8, "Unexpected padding");
974 struct Interp_instruction
: public Instruction
{
979 static_assert(sizeof(Interp_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
982 * Local and Global Data Sharing instructions
983 * Operand(0): ADDR - VGPR which supplies the address.
984 * Operand(1): DATA0 - First data VGPR.
985 * Operand(2): DATA1 - Second data VGPR.
986 * Operand(n-1): M0 - LDS size.
987 * Definition(0): VDST - Destination VGPR when results returned to VGPRs.
990 struct DS_instruction
: public Instruction
{
995 static_assert(sizeof(DS_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
998 * Vector Memory Untyped-buffer Instructions
999 * Operand(0): SRSRC - Specifies which SGPR supplies T# (resource constant)
1000 * Operand(1): VADDR - Address source. Can carry an index and/or offset
1001 * Operand(2): SOFFSET - SGPR to supply unsigned byte offset. (SGPR, M0, or inline constant)
1002 * Operand(3) / Definition(0): VDATA - Vector GPR for write result / read data
1005 struct MUBUF_instruction
: public Instruction
{
1006 uint16_t offset
: 12; /* Unsigned byte offset - 12 bit */
1007 bool offen
: 1; /* Supply an offset from VGPR (VADDR) */
1008 bool idxen
: 1; /* Supply an index from VGPR (VADDR) */
1009 bool addr64
: 1; /* SI, CIK: Address size is 64-bit */
1010 bool glc
: 1; /* globally coherent */
1011 bool dlc
: 1; /* NAVI: device level coherent */
1012 bool slc
: 1; /* system level coherent */
1013 bool tfe
: 1; /* texture fail enable */
1014 bool lds
: 1; /* Return read-data to LDS instead of VGPRs */
1015 bool disable_wqm
: 1; /* Require an exec mask without helper invocations */
1016 bool can_reorder
: 1;
1017 uint8_t padding
: 2;
1018 barrier_interaction barrier
;
1020 static_assert(sizeof(MUBUF_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
1023 * Vector Memory Typed-buffer Instructions
1024 * Operand(0): SRSRC - Specifies which SGPR supplies T# (resource constant)
1025 * Operand(1): VADDR - Address source. Can carry an index and/or offset
1026 * Operand(2): SOFFSET - SGPR to supply unsigned byte offset. (SGPR, M0, or inline constant)
1027 * Operand(3) / Definition(0): VDATA - Vector GPR for write result / read data
1030 struct MTBUF_instruction
: public Instruction
{
1031 uint16_t offset
; /* Unsigned byte offset - 12 bit */
1032 barrier_interaction barrier
;
1033 uint8_t dfmt
: 4; /* Data Format of data in memory buffer */
1034 uint8_t nfmt
: 3; /* Numeric format of data in memory */
1035 bool offen
: 1; /* Supply an offset from VGPR (VADDR) */
1036 bool idxen
: 1; /* Supply an index from VGPR (VADDR) */
1037 bool glc
: 1; /* globally coherent */
1038 bool dlc
: 1; /* NAVI: device level coherent */
1039 bool slc
: 1; /* system level coherent */
1040 bool tfe
: 1; /* texture fail enable */
1041 bool disable_wqm
: 1; /* Require an exec mask without helper invocations */
1042 bool can_reorder
: 1;
1043 uint32_t padding
: 25;
1045 static_assert(sizeof(MTBUF_instruction
) == sizeof(Instruction
) + 8, "Unexpected padding");
1048 * Vector Memory Image Instructions
1049 * Operand(0) SRSRC - Scalar GPR that specifies the resource constant.
1050 * Operand(1): SSAMP - Scalar GPR that specifies sampler constant.
1051 * or VDATA - Vector GPR for write data.
1052 * Operand(2): VADDR - Address source. Can carry an offset or an index.
1053 * Definition(0): VDATA - Vector GPR for read result.
1056 struct MIMG_instruction
: public Instruction
{
1057 uint8_t dmask
; /* Data VGPR enable mask */
1058 uint8_t dim
: 3; /* NAVI: dimensionality */
1059 bool unrm
: 1; /* Force address to be un-normalized */
1060 bool dlc
: 1; /* NAVI: device level coherent */
1061 bool glc
: 1; /* globally coherent */
1062 bool slc
: 1; /* system level coherent */
1063 bool tfe
: 1; /* texture fail enable */
1064 bool da
: 1; /* declare an array */
1065 bool lwe
: 1; /* Force data to be un-normalized */
1066 bool r128
: 1; /* NAVI: Texture resource size */
1067 bool a16
: 1; /* VEGA, NAVI: Address components are 16-bits */
1068 bool d16
: 1; /* Convert 32-bit data to 16-bit data */
1069 bool disable_wqm
: 1; /* Require an exec mask without helper invocations */
1070 bool can_reorder
: 1;
1071 uint8_t padding
: 1;
1072 barrier_interaction barrier
;
1074 static_assert(sizeof(MIMG_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
1077 * Flat/Scratch/Global Instructions
1080 * Operand(2) / Definition(0): DATA/VDST
1083 struct FLAT_instruction
: public Instruction
{
1084 uint16_t offset
; /* Vega/Navi only */
1085 bool slc
: 1; /* system level coherent */
1086 bool glc
: 1; /* globally coherent */
1087 bool dlc
: 1; /* NAVI: device level coherent */
1090 bool disable_wqm
: 1; /* Require an exec mask without helper invocations */
1091 bool can_reorder
: 1;
1092 uint8_t padding
: 1;
1093 barrier_interaction barrier
;
1095 static_assert(sizeof(FLAT_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
1097 struct Export_instruction
: public Instruction
{
1098 uint8_t enabled_mask
;
1100 bool compressed
: 1;
1102 bool valid_mask
: 1;
1103 uint32_t padding
: 13;
1105 static_assert(sizeof(Export_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
1107 struct Pseudo_instruction
: public Instruction
{
1108 PhysReg scratch_sgpr
; /* might not be valid if it's not needed */
1112 static_assert(sizeof(Pseudo_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
1114 struct Pseudo_branch_instruction
: public Instruction
{
1115 /* target[0] is the block index of the branch target.
1116 * For conditional branches, target[1] contains the fall-through alternative.
1117 * A value of 0 means the target has not been initialized (BB0 cannot be a branch target).
1121 static_assert(sizeof(Pseudo_branch_instruction
) == sizeof(Instruction
) + 8, "Unexpected padding");
1123 struct Pseudo_barrier_instruction
: public Instruction
{
1125 static_assert(sizeof(Pseudo_barrier_instruction
) == sizeof(Instruction
) + 0, "Unexpected padding");
1127 enum ReduceOp
: uint16_t {
1128 iadd8
, iadd16
, iadd32
, iadd64
,
1129 imul8
, imul16
, imul32
, imul64
,
1130 fadd16
, fadd32
, fadd64
,
1131 fmul16
, fmul32
, fmul64
,
1132 imin8
, imin16
, imin32
, imin64
,
1133 imax8
, imax16
, imax32
, imax64
,
1134 umin8
, umin16
, umin32
, umin64
,
1135 umax8
, umax16
, umax32
, umax64
,
1136 fmin16
, fmin32
, fmin64
,
1137 fmax16
, fmax32
, fmax64
,
1138 iand8
, iand16
, iand32
, iand64
,
1139 ior8
, ior16
, ior32
, ior64
,
1140 ixor8
, ixor16
, ixor32
, ixor64
,
1144 * Subgroup Reduction Instructions, everything except for the data to be
1145 * reduced and the result as inserted by setup_reduce_temp().
1146 * Operand(0): data to be reduced
1147 * Operand(1): reduce temporary
1148 * Operand(2): vector temporary
1149 * Definition(0): result
1150 * Definition(1): scalar temporary
1151 * Definition(2): scalar identity temporary (not used to store identity on GFX10)
1152 * Definition(3): scc clobber
1153 * Definition(4): vcc clobber
1156 struct Pseudo_reduction_instruction
: public Instruction
{
1158 uint16_t cluster_size
; // must be 0 for scans
1160 static_assert(sizeof(Pseudo_reduction_instruction
) == sizeof(Instruction
) + 4, "Unexpected padding");
1162 struct instr_deleter_functor
{
1163 void operator()(void* p
) {
1168 template<typename T
>
1169 using aco_ptr
= std::unique_ptr
<T
, instr_deleter_functor
>;
1171 template<typename T
>
1172 T
* create_instruction(aco_opcode opcode
, Format format
, uint32_t num_operands
, uint32_t num_definitions
)
1174 std::size_t size
= sizeof(T
) + num_operands
* sizeof(Operand
) + num_definitions
* sizeof(Definition
);
1175 char *data
= (char*) calloc(1, size
);
1176 T
* inst
= (T
*) data
;
1178 inst
->opcode
= opcode
;
1179 inst
->format
= format
;
1181 uint16_t operands_offset
= data
+ sizeof(T
) - (char*)&inst
->operands
;
1182 inst
->operands
= aco::span
<Operand
>(operands_offset
, num_operands
);
1183 uint16_t definitions_offset
= (char*)inst
->operands
.end() - (char*)&inst
->definitions
;
1184 inst
->definitions
= aco::span
<Definition
>(definitions_offset
, num_definitions
);
1189 constexpr bool Instruction::usesModifiers() const noexcept
1191 if (isDPP() || isSDWA())
1194 if (format
== Format::VOP3P
) {
1195 const VOP3P_instruction
*vop3p
= static_cast<const VOP3P_instruction
*>(this);
1196 for (unsigned i
= 0; i
< operands
.size(); i
++) {
1197 if (vop3p
->neg_lo
[i
] || vop3p
->neg_hi
[i
])
1200 return vop3p
->opsel_lo
|| vop3p
->opsel_hi
|| vop3p
->clamp
;
1201 } else if (isVOP3()) {
1202 const VOP3A_instruction
*vop3
= static_cast<const VOP3A_instruction
*>(this);
1203 for (unsigned i
= 0; i
< operands
.size(); i
++) {
1204 if (vop3
->abs
[i
] || vop3
->neg
[i
])
1207 return vop3
->opsel
|| vop3
->clamp
|| vop3
->omod
;
1212 constexpr bool is_phi(Instruction
* instr
)
1214 return instr
->opcode
== aco_opcode::p_phi
|| instr
->opcode
== aco_opcode::p_linear_phi
;
1217 static inline bool is_phi(aco_ptr
<Instruction
>& instr
)
1219 return is_phi(instr
.get());
1222 barrier_interaction
get_barrier_interaction(const Instruction
* instr
);
1224 bool is_dead(const std::vector
<uint16_t>& uses
, Instruction
*instr
);
1227 /* uniform indicates that leaving this block,
1228 * all actives lanes stay active */
1229 block_kind_uniform
= 1 << 0,
1230 block_kind_top_level
= 1 << 1,
1231 block_kind_loop_preheader
= 1 << 2,
1232 block_kind_loop_header
= 1 << 3,
1233 block_kind_loop_exit
= 1 << 4,
1234 block_kind_continue
= 1 << 5,
1235 block_kind_break
= 1 << 6,
1236 block_kind_continue_or_break
= 1 << 7,
1237 block_kind_discard
= 1 << 8,
1238 block_kind_branch
= 1 << 9,
1239 block_kind_merge
= 1 << 10,
1240 block_kind_invert
= 1 << 11,
1241 block_kind_uses_discard_if
= 1 << 12,
1242 block_kind_needs_lowering
= 1 << 13,
1243 block_kind_uses_demote
= 1 << 14,
1244 block_kind_export_end
= 1 << 15,
1248 struct RegisterDemand
{
1249 constexpr RegisterDemand() = default;
1250 constexpr RegisterDemand(const int16_t v
, const int16_t s
) noexcept
1251 : vgpr
{v
}, sgpr
{s
} {}
1255 constexpr friend bool operator==(const RegisterDemand a
, const RegisterDemand b
) noexcept
{
1256 return a
.vgpr
== b
.vgpr
&& a
.sgpr
== b
.sgpr
;
1259 constexpr bool exceeds(const RegisterDemand other
) const noexcept
{
1260 return vgpr
> other
.vgpr
|| sgpr
> other
.sgpr
;
1263 constexpr RegisterDemand
operator+(const Temp t
) const noexcept
{
1264 if (t
.type() == RegType::sgpr
)
1265 return RegisterDemand( vgpr
, sgpr
+ t
.size() );
1267 return RegisterDemand( vgpr
+ t
.size(), sgpr
);
1270 constexpr RegisterDemand
operator+(const RegisterDemand other
) const noexcept
{
1271 return RegisterDemand(vgpr
+ other
.vgpr
, sgpr
+ other
.sgpr
);
1274 constexpr RegisterDemand
operator-(const RegisterDemand other
) const noexcept
{
1275 return RegisterDemand(vgpr
- other
.vgpr
, sgpr
- other
.sgpr
);
1278 constexpr RegisterDemand
& operator+=(const RegisterDemand other
) noexcept
{
1284 constexpr RegisterDemand
& operator-=(const RegisterDemand other
) noexcept
{
1290 constexpr RegisterDemand
& operator+=(const Temp t
) noexcept
{
1291 if (t
.type() == RegType::sgpr
)
1298 constexpr RegisterDemand
& operator-=(const Temp t
) noexcept
{
1299 if (t
.type() == RegType::sgpr
)
1306 constexpr void update(const RegisterDemand other
) noexcept
{
1307 vgpr
= std::max(vgpr
, other
.vgpr
);
1308 sgpr
= std::max(sgpr
, other
.sgpr
);
1317 unsigned offset
= 0;
1318 std::vector
<aco_ptr
<Instruction
>> instructions
;
1319 std::vector
<unsigned> logical_preds
;
1320 std::vector
<unsigned> linear_preds
;
1321 std::vector
<unsigned> logical_succs
;
1322 std::vector
<unsigned> linear_succs
;
1323 RegisterDemand register_demand
= RegisterDemand();
1324 uint16_t loop_nest_depth
= 0;
1326 int logical_idom
= -1;
1327 int linear_idom
= -1;
1328 Temp live_out_exec
= Temp();
1330 /* this information is needed for predecessors to blocks with phis when
1331 * moving out of ssa */
1332 bool scc_live_out
= false;
1333 PhysReg scratch_sgpr
= PhysReg(); /* only needs to be valid if scc_live_out != false */
1335 Block(unsigned idx
) : index(idx
) {}
1336 Block() : index(0) {}
1339 using Stage
= uint16_t;
1341 /* software stages */
1342 static constexpr Stage sw_vs
= 1 << 0;
1343 static constexpr Stage sw_gs
= 1 << 1;
1344 static constexpr Stage sw_tcs
= 1 << 2;
1345 static constexpr Stage sw_tes
= 1 << 3;
1346 static constexpr Stage sw_fs
= 1 << 4;
1347 static constexpr Stage sw_cs
= 1 << 5;
1348 static constexpr Stage sw_gs_copy
= 1 << 6;
1349 static constexpr Stage sw_mask
= 0x7f;
1351 /* hardware stages (can't be OR'd, just a mask for convenience when testing multiple) */
1352 static constexpr Stage hw_vs
= 1 << 7;
1353 static constexpr Stage hw_es
= 1 << 8; /* Export shader: pre-GS (VS or TES) on GFX6-8. Combined into GS on GFX9 (and GFX10/legacy). */
1354 static constexpr Stage hw_gs
= 1 << 9; /* Geometry shader on GFX10/legacy and GFX6-9. */
1355 static constexpr Stage hw_ngg_gs
= 1 << 10; /* Geometry shader on GFX10/NGG. */
1356 static constexpr Stage hw_ls
= 1 << 11; /* Local shader: pre-TCS (VS) on GFX6-8. Combined into HS on GFX9 (and GFX10/legacy). */
1357 static constexpr Stage hw_hs
= 1 << 12; /* Hull shader: TCS on GFX6-8. Merged VS and TCS on GFX9-10. */
1358 static constexpr Stage hw_fs
= 1 << 13;
1359 static constexpr Stage hw_cs
= 1 << 14;
1360 static constexpr Stage hw_mask
= 0xff << 7;
1362 /* possible settings of Program::stage */
1363 static constexpr Stage vertex_vs
= sw_vs
| hw_vs
;
1364 static constexpr Stage fragment_fs
= sw_fs
| hw_fs
;
1365 static constexpr Stage compute_cs
= sw_cs
| hw_cs
;
1366 static constexpr Stage tess_eval_vs
= sw_tes
| hw_vs
;
1367 static constexpr Stage gs_copy_vs
= sw_gs_copy
| hw_vs
;
1369 static constexpr Stage ngg_vertex_gs
= sw_vs
| hw_ngg_gs
;
1370 static constexpr Stage ngg_vertex_geometry_gs
= sw_vs
| sw_gs
| hw_ngg_gs
;
1371 static constexpr Stage ngg_tess_eval_gs
= sw_tes
| hw_ngg_gs
;
1372 static constexpr Stage ngg_tess_eval_geometry_gs
= sw_tes
| sw_gs
| hw_ngg_gs
;
1373 /* GFX9 (and GFX10 if NGG isn't used) */
1374 static constexpr Stage vertex_geometry_gs
= sw_vs
| sw_gs
| hw_gs
;
1375 static constexpr Stage vertex_tess_control_hs
= sw_vs
| sw_tcs
| hw_hs
;
1376 static constexpr Stage tess_eval_geometry_gs
= sw_tes
| sw_gs
| hw_gs
;
1378 static constexpr Stage vertex_ls
= sw_vs
| hw_ls
; /* vertex before tesselation control */
1379 static constexpr Stage vertex_es
= sw_vs
| hw_es
; /* vertex before geometry */
1380 static constexpr Stage tess_control_hs
= sw_tcs
| hw_hs
;
1381 static constexpr Stage tess_eval_es
= sw_tes
| hw_es
; /* tesselation evaluation before geometry */
1382 static constexpr Stage geometry_gs
= sw_gs
| hw_gs
;
1386 statistic_instructions
,
1390 statistic_vmem_clauses
,
1391 statistic_smem_clauses
,
1392 statistic_vmem_score
,
1393 statistic_smem_score
,
1394 statistic_sgpr_presched
,
1395 statistic_vgpr_presched
,
1399 class Program final
{
1401 float_mode next_fp_mode
;
1402 std::vector
<Block
> blocks
;
1403 RegisterDemand max_reg_demand
= RegisterDemand();
1404 uint16_t num_waves
= 0;
1405 uint16_t max_waves
= 0; /* maximum number of waves, regardless of register usage */
1406 ac_shader_config
* config
;
1407 struct radv_shader_info
*info
;
1408 enum chip_class chip_class
;
1409 enum radeon_family family
;
1412 Stage stage
; /* Stage */
1413 bool needs_exact
= false; /* there exists an instruction with disable_wqm = true */
1414 bool needs_wqm
= false; /* there exists a p_wqm instruction */
1415 bool wb_smem_l1_on_end
= false;
1417 std::vector
<uint8_t> constant_data
;
1418 Temp private_segment_buffer
;
1419 Temp scratch_offset
;
1421 uint16_t min_waves
= 0;
1422 uint16_t lds_alloc_granule
;
1423 uint32_t lds_limit
; /* in bytes */
1424 bool has_16bank_lds
;
1425 uint16_t vgpr_limit
;
1426 uint16_t sgpr_limit
;
1427 uint16_t physical_sgprs
;
1428 uint16_t sgpr_alloc_granule
; /* minus one. must be power of two */
1429 uint16_t vgpr_alloc_granule
; /* minus one. must be power of two */
1430 unsigned workgroup_size
; /* if known; otherwise UINT_MAX */
1432 bool xnack_enabled
= false;
1434 bool needs_vcc
= false;
1435 bool needs_flat_scr
= false;
1437 bool collect_statistics
= false;
1438 uint32_t statistics
[num_statistics
];
1440 uint32_t allocateId()
1442 assert(allocationID
<= 16777215);
1443 return allocationID
++;
1446 uint32_t peekAllocationId()
1448 return allocationID
;
1451 void setAllocationId(uint32_t id
)
1456 Block
* create_and_insert_block() {
1457 blocks
.emplace_back(blocks
.size());
1458 blocks
.back().fp_mode
= next_fp_mode
;
1459 return &blocks
.back();
1462 Block
* insert_block(Block
&& block
) {
1463 block
.index
= blocks
.size();
1464 block
.fp_mode
= next_fp_mode
;
1465 blocks
.emplace_back(std::move(block
));
1466 return &blocks
.back();
1470 uint32_t allocationID
= 1;
1474 std::size_t operator()(Temp t
) const {
1478 using TempSet
= std::unordered_set
<Temp
, TempHash
>;
1481 /* live temps out per block */
1482 std::vector
<TempSet
> live_out
;
1483 /* register demand (sgpr/vgpr) per instruction per block */
1484 std::vector
<std::vector
<RegisterDemand
>> register_demand
;
1487 void select_program(Program
*program
,
1488 unsigned shader_count
,
1489 struct nir_shader
*const *shaders
,
1490 ac_shader_config
* config
,
1491 struct radv_shader_args
*args
);
1492 void select_gs_copy_shader(Program
*program
, struct nir_shader
*gs_shader
,
1493 ac_shader_config
* config
,
1494 struct radv_shader_args
*args
);
1496 void lower_wqm(Program
* program
, live
& live_vars
,
1497 const struct radv_nir_compiler_options
*options
);
1498 void lower_phis(Program
* program
);
1499 void calc_min_waves(Program
* program
);
1500 void update_vgpr_sgpr_demand(Program
* program
, const RegisterDemand new_demand
);
1501 live
live_var_analysis(Program
* program
, const struct radv_nir_compiler_options
*options
);
1502 std::vector
<uint16_t> dead_code_analysis(Program
*program
);
1503 void dominator_tree(Program
* program
);
1504 void insert_exec_mask(Program
*program
);
1505 void value_numbering(Program
* program
);
1506 void optimize(Program
* program
);
1507 void setup_reduce_temp(Program
* program
);
1508 void lower_to_cssa(Program
* program
, live
& live_vars
, const struct radv_nir_compiler_options
*options
);
1509 void register_allocation(Program
*program
, std::vector
<TempSet
>& live_out_per_block
);
1510 void ssa_elimination(Program
* program
);
1511 void lower_to_hw_instr(Program
* program
);
1512 void schedule_program(Program
* program
, live
& live_vars
);
1513 void spill(Program
* program
, live
& live_vars
, const struct radv_nir_compiler_options
*options
);
1514 void insert_wait_states(Program
* program
);
1515 void insert_NOPs(Program
* program
);
1516 unsigned emit_program(Program
* program
, std::vector
<uint32_t>& code
);
1517 void print_asm(Program
*program
, std::vector
<uint32_t>& binary
,
1518 unsigned exec_size
, std::ostream
& out
);
1519 void validate(Program
* program
, FILE *output
);
1520 bool validate_ra(Program
* program
, const struct radv_nir_compiler_options
*options
, FILE *output
);
1522 void perfwarn(bool cond
, const char *msg
, Instruction
*instr
=NULL
);
1524 #define perfwarn(program, cond, msg, ...) do {} while(0)
1527 void collect_presched_stats(Program
*program
);
1528 void collect_preasm_stats(Program
*program
);
1529 void collect_postasm_stats(Program
*program
, const std::vector
<uint32_t>& code
);
1531 void aco_print_instr(const Instruction
*instr
, FILE *output
);
1532 void aco_print_program(const Program
*program
, FILE *output
);
1534 /* utilities for dealing with register demand */
1535 RegisterDemand
get_live_changes(aco_ptr
<Instruction
>& instr
);
1536 RegisterDemand
get_temp_registers(aco_ptr
<Instruction
>& instr
);
1537 RegisterDemand
get_demand_before(RegisterDemand demand
, aco_ptr
<Instruction
>& instr
, aco_ptr
<Instruction
>& instr_before
);
1539 /* number of sgprs that need to be allocated but might notbe addressable as s0-s105 */
1540 uint16_t get_extra_sgprs(Program
*program
);
1542 /* get number of sgprs/vgprs allocated required to address a number of sgprs/vgprs */
1543 uint16_t get_sgpr_alloc(Program
*program
, uint16_t addressable_sgprs
);
1544 uint16_t get_vgpr_alloc(Program
*program
, uint16_t addressable_vgprs
);
1546 /* return number of addressable sgprs/vgprs for max_waves */
1547 uint16_t get_addr_sgpr_from_waves(Program
*program
, uint16_t max_waves
);
1548 uint16_t get_addr_vgpr_from_waves(Program
*program
, uint16_t max_waves
);
1551 const int16_t opcode_gfx7
[static_cast<int>(aco_opcode::num_opcodes
)];
1552 const int16_t opcode_gfx9
[static_cast<int>(aco_opcode::num_opcodes
)];
1553 const int16_t opcode_gfx10
[static_cast<int>(aco_opcode::num_opcodes
)];
1554 const std::bitset
<static_cast<int>(aco_opcode::num_opcodes
)> can_use_input_modifiers
;
1555 const std::bitset
<static_cast<int>(aco_opcode::num_opcodes
)> can_use_output_modifiers
;
1556 const std::bitset
<static_cast<int>(aco_opcode::num_opcodes
)> is_atomic
;
1557 const char *name
[static_cast<int>(aco_opcode::num_opcodes
)];
1558 const aco::Format format
[static_cast<int>(aco_opcode::num_opcodes
)];
1561 extern const Info instr_info
;
1565 #endif /* ACO_IR_H */