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Tom Stellard2c1c9de2014-03-24 16:07:25 +00001//===-- EvergreenInstructions.td - EG Instruction defs ----*- tablegen -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// TableGen definitions for instructions which are:
11// - Available to Evergreen and newer VLIW4/VLIW5 GPUs
12// - Available only on Evergreen family GPUs.
13//
14//===----------------------------------------------------------------------===//
15
16def isEG : Predicate<
17 "Subtarget.getGeneration() >= AMDGPUSubtarget::EVERGREEN && "
18 "Subtarget.getGeneration() < AMDGPUSubtarget::SOUTHERN_ISLANDS && "
19 "!Subtarget.hasCaymanISA()"
20>;
21
22def isEGorCayman : Predicate<
23 "Subtarget.getGeneration() == AMDGPUSubtarget::EVERGREEN ||"
24 "Subtarget.getGeneration() ==AMDGPUSubtarget::NORTHERN_ISLANDS"
25>;
26
27//===----------------------------------------------------------------------===//
28// Evergreen / Cayman store instructions
29//===----------------------------------------------------------------------===//
30
31let Predicates = [isEGorCayman] in {
32
33class CF_MEM_RAT_CACHELESS <bits<6> rat_inst, bits<4> rat_id, bits<4> mask, dag ins,
34 string name, list<dag> pattern>
35 : EG_CF_RAT <0x57, rat_inst, rat_id, mask, (outs), ins,
36 "MEM_RAT_CACHELESS "#name, pattern>;
37
38class CF_MEM_RAT <bits<6> rat_inst, bits<4> rat_id, dag ins, string name,
39 list<dag> pattern>
40 : EG_CF_RAT <0x56, rat_inst, rat_id, 0xf /* mask */, (outs), ins,
41 "MEM_RAT "#name, pattern>;
42
43def RAT_MSKOR : CF_MEM_RAT <0x11, 0,
44 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr),
45 "MSKOR $rw_gpr.XW, $index_gpr",
46 [(mskor_global v4i32:$rw_gpr, i32:$index_gpr)]
47> {
48 let eop = 0;
49}
50
51} // End let Predicates = [isEGorCayman]
52
53//===----------------------------------------------------------------------===//
54// Evergreen Only instructions
55//===----------------------------------------------------------------------===//
56
57let Predicates = [isEG] in {
58
59def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
60defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
61
62def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
63def MULHI_INT_eg : MULHI_INT_Common<0x90>;
64def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
65def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
66def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
67def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
68def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
69def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
70def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
71def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
72def SIN_eg : SIN_Common<0x8D>;
73def COS_eg : COS_Common<0x8E>;
74
75def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
76def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
77
Matt Arsenault493c5f12014-05-22 18:00:24 +000078defm : Expand24IBitOps<MULLO_INT_eg, ADD_INT>;
Matt Arsenaultf15a0562014-05-22 18:00:20 +000079
Tom Stellard2c1c9de2014-03-24 16:07:25 +000080//===----------------------------------------------------------------------===//
81// Memory read/write instructions
82//===----------------------------------------------------------------------===//
83
84let usesCustomInserter = 1 in {
85
86// 32-bit store
87def RAT_WRITE_CACHELESS_32_eg : CF_MEM_RAT_CACHELESS <0x2, 0, 0x1,
88 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
89 "STORE_RAW $rw_gpr, $index_gpr, $eop",
90 [(global_store i32:$rw_gpr, i32:$index_gpr)]
91>;
92
93// 64-bit store
94def RAT_WRITE_CACHELESS_64_eg : CF_MEM_RAT_CACHELESS <0x2, 0, 0x3,
95 (ins R600_Reg64:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
96 "STORE_RAW $rw_gpr.XY, $index_gpr, $eop",
97 [(global_store v2i32:$rw_gpr, i32:$index_gpr)]
98>;
99
100//128-bit store
101def RAT_WRITE_CACHELESS_128_eg : CF_MEM_RAT_CACHELESS <0x2, 0, 0xf,
102 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
103 "STORE_RAW $rw_gpr.XYZW, $index_gpr, $eop",
104 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
105>;
106
107} // End usesCustomInserter = 1
108
109class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
110 : VTX_WORD0_eg, VTX_READ<name, buffer_id, outs, pattern> {
111
112 // Static fields
113 let VC_INST = 0;
114 let FETCH_TYPE = 2;
115 let FETCH_WHOLE_QUAD = 0;
116 let BUFFER_ID = buffer_id;
117 let SRC_REL = 0;
118 // XXX: We can infer this field based on the SRC_GPR. This would allow us
119 // to store vertex addresses in any channel, not just X.
120 let SRC_SEL_X = 0;
121
122 let Inst{31-0} = Word0;
123}
124
125class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
126 : VTX_READ_eg <"VTX_READ_8 $dst_gpr, $src_gpr", buffer_id,
127 (outs R600_TReg32_X:$dst_gpr), pattern> {
128
129 let MEGA_FETCH_COUNT = 1;
130 let DST_SEL_X = 0;
131 let DST_SEL_Y = 7; // Masked
132 let DST_SEL_Z = 7; // Masked
133 let DST_SEL_W = 7; // Masked
134 let DATA_FORMAT = 1; // FMT_8
135}
136
137class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
138 : VTX_READ_eg <"VTX_READ_16 $dst_gpr, $src_gpr", buffer_id,
139 (outs R600_TReg32_X:$dst_gpr), pattern> {
140 let MEGA_FETCH_COUNT = 2;
141 let DST_SEL_X = 0;
142 let DST_SEL_Y = 7; // Masked
143 let DST_SEL_Z = 7; // Masked
144 let DST_SEL_W = 7; // Masked
145 let DATA_FORMAT = 5; // FMT_16
146
147}
148
149class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
150 : VTX_READ_eg <"VTX_READ_32 $dst_gpr, $src_gpr", buffer_id,
151 (outs R600_TReg32_X:$dst_gpr), pattern> {
152
153 let MEGA_FETCH_COUNT = 4;
154 let DST_SEL_X = 0;
155 let DST_SEL_Y = 7; // Masked
156 let DST_SEL_Z = 7; // Masked
157 let DST_SEL_W = 7; // Masked
158 let DATA_FORMAT = 0xD; // COLOR_32
159
160 // This is not really necessary, but there were some GPU hangs that appeared
161 // to be caused by ALU instructions in the next instruction group that wrote
162 // to the $src_gpr registers of the VTX_READ.
163 // e.g.
164 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
165 // %T2_X<def> = MOV %ZERO
166 //Adding this constraint prevents this from happening.
167 let Constraints = "$src_gpr.ptr = $dst_gpr";
168}
169
170class VTX_READ_64_eg <bits<8> buffer_id, list<dag> pattern>
171 : VTX_READ_eg <"VTX_READ_64 $dst_gpr.XY, $src_gpr", buffer_id,
172 (outs R600_Reg64:$dst_gpr), pattern> {
173
174 let MEGA_FETCH_COUNT = 8;
175 let DST_SEL_X = 0;
176 let DST_SEL_Y = 1;
177 let DST_SEL_Z = 7;
178 let DST_SEL_W = 7;
179 let DATA_FORMAT = 0x1D; // COLOR_32_32
180}
181
182class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
183 : VTX_READ_eg <"VTX_READ_128 $dst_gpr.XYZW, $src_gpr", buffer_id,
184 (outs R600_Reg128:$dst_gpr), pattern> {
185
186 let MEGA_FETCH_COUNT = 16;
187 let DST_SEL_X = 0;
188 let DST_SEL_Y = 1;
189 let DST_SEL_Z = 2;
190 let DST_SEL_W = 3;
191 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
192
193 // XXX: Need to force VTX_READ_128 instructions to write to the same register
194 // that holds its buffer address to avoid potential hangs. We can't use
195 // the same constraint as VTX_READ_32_eg, because the $src_gpr.ptr and $dst
196 // registers are different sizes.
197}
198
199//===----------------------------------------------------------------------===//
200// VTX Read from parameter memory space
201//===----------------------------------------------------------------------===//
202
203def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
204 [(set i32:$dst_gpr, (load_param_exti8 ADDRVTX_READ:$src_gpr))]
205>;
206
207def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
208 [(set i32:$dst_gpr, (load_param_exti16 ADDRVTX_READ:$src_gpr))]
209>;
210
211def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
212 [(set i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
213>;
214
215def VTX_READ_PARAM_64_eg : VTX_READ_64_eg <0,
216 [(set v2i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
217>;
218
219def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
220 [(set v4i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
221>;
222
223//===----------------------------------------------------------------------===//
224// VTX Read from global memory space
225//===----------------------------------------------------------------------===//
226
227// 8-bit reads
228def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
229 [(set i32:$dst_gpr, (az_extloadi8_global ADDRVTX_READ:$src_gpr))]
230>;
231
232def VTX_READ_GLOBAL_16_eg : VTX_READ_16_eg <1,
233 [(set i32:$dst_gpr, (az_extloadi16_global ADDRVTX_READ:$src_gpr))]
234>;
235
236// 32-bit reads
237def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
238 [(set i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
239>;
240
241// 64-bit reads
242def VTX_READ_GLOBAL_64_eg : VTX_READ_64_eg <1,
243 [(set v2i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
244>;
245
246// 128-bit reads
247def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
248 [(set v4i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
249>;
250
251} // End Predicates = [isEG]
252
253//===----------------------------------------------------------------------===//
254// Evergreen / Cayman Instructions
255//===----------------------------------------------------------------------===//
256
257let Predicates = [isEGorCayman] in {
258
259// BFE_UINT - bit_extract, an optimization for mask and shift
260// Src0 = Input
261// Src1 = Offset
262// Src2 = Width
263//
264// bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
265//
266// Example Usage:
267// (Offset, Width)
268//
269// (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
270// (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
271// (16, 8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
272// (24, 8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
273def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
274 [(set i32:$dst, (AMDGPUbfe_u32 i32:$src0, i32:$src1, i32:$src2))],
275 VecALU
276>;
277
Tom Stellarda0150cb2014-04-03 20:19:29 +0000278def BFE_INT_eg : R600_3OP <0x5, "BFE_INT",
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000279 [(set i32:$dst, (AMDGPUbfe_i32 i32:$src0, i32:$src1, i32:$src2))],
280 VecALU
281>;
282
283// XXX: This pattern is broken, disabling for now. See comment in
284// AMDGPUInstructions.td for more info.
285// def : BFEPattern <BFE_UINT_eg>;
Matt Arsenaultb3458362014-03-31 18:21:13 +0000286def BFI_INT_eg : R600_3OP <0x06, "BFI_INT",
287 [(set i32:$dst, (AMDGPUbfi i32:$src0, i32:$src1, i32:$src2))],
288 VecALU
289>;
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000290
Matt Arsenault4e466652014-04-16 01:41:30 +0000291def : Pat<(i32 (sext_inreg i32:$src, i1)),
292 (BFE_INT_eg i32:$src, (i32 ZERO), (i32 ONE_INT))>;
293def : Pat<(i32 (sext_inreg i32:$src, i8)),
294 (BFE_INT_eg i32:$src, (i32 ZERO), (MOV_IMM_I32 8))>;
295def : Pat<(i32 (sext_inreg i32:$src, i16)),
296 (BFE_INT_eg i32:$src, (i32 ZERO), (MOV_IMM_I32 16))>;
297
Matt Arsenault6e439652014-06-10 19:00:20 +0000298defm : BFIPatterns <BFI_INT_eg, MOV_IMM_I32>;
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000299
Matt Arsenault4c537172014-03-31 18:21:18 +0000300def BFM_INT_eg : R600_2OP <0xA0, "BFM_INT",
301 [(set i32:$dst, (AMDGPUbfm i32:$src0, i32:$src1))],
302 VecALU
303>;
304
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000305def MULADD_UINT24_eg : R600_3OP <0x10, "MULADD_UINT24",
Matt Arsenaultf15a0562014-05-22 18:00:20 +0000306 [(set i32:$dst, (AMDGPUmad_u24 i32:$src0, i32:$src1, i32:$src2))], VecALU
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000307>;
Matt Arsenaultf15a0562014-05-22 18:00:20 +0000308
309def : UMad24Pat<MULADD_UINT24_eg>;
310
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000311def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT", [], VecALU>;
312def : ROTRPattern <BIT_ALIGN_INT_eg>;
313def MULADD_eg : MULADD_Common<0x14>;
314def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
315def ASHR_eg : ASHR_Common<0x15>;
316def LSHR_eg : LSHR_Common<0x16>;
317def LSHL_eg : LSHL_Common<0x17>;
318def CNDE_eg : CNDE_Common<0x19>;
319def CNDGT_eg : CNDGT_Common<0x1A>;
320def CNDGE_eg : CNDGE_Common<0x1B>;
321def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
322def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
323def MUL_UINT24_eg : R600_2OP <0xB5, "MUL_UINT24",
Tom Stellard50122a52014-04-07 19:45:41 +0000324 [(set i32:$dst, (AMDGPUmul_u24 i32:$src0, i32:$src1))], VecALU
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000325>;
326def DOT4_eg : DOT4_Common<0xBE>;
327defm CUBE_eg : CUBE_Common<0xC0>;
328
Tom Stellard3fe21f82014-06-11 20:51:39 +0000329def BCNT_INT : R600_1OP_Helper <0xAA, "BCNT_INT", ctpop, VecALU>;
Matt Arsenault60425062014-06-10 19:18:28 +0000330
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000331let hasSideEffects = 1 in {
332 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", [], VecALU>;
333}
334
335def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
336
337def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
338 let Pattern = [];
339 let Itinerary = AnyALU;
340}
341
342def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
343
344def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
345 let Pattern = [];
346}
347
348def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
349
350def GROUP_BARRIER : InstR600 <
Tom Stellard85ad4292014-06-17 16:53:09 +0000351 (outs), (ins), " GROUP_BARRIER", [(int_AMDGPU_barrier_local), (int_AMDGPU_barrier_global)], AnyALU>,
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000352 R600ALU_Word0,
353 R600ALU_Word1_OP2 <0x54> {
354
355 let dst = 0;
356 let dst_rel = 0;
357 let src0 = 0;
358 let src0_rel = 0;
359 let src0_neg = 0;
360 let src0_abs = 0;
361 let src1 = 0;
362 let src1_rel = 0;
363 let src1_neg = 0;
364 let src1_abs = 0;
365 let write = 0;
366 let omod = 0;
367 let clamp = 0;
368 let last = 1;
369 let bank_swizzle = 0;
370 let pred_sel = 0;
371 let update_exec_mask = 0;
372 let update_pred = 0;
373
374 let Inst{31-0} = Word0;
375 let Inst{63-32} = Word1;
376
377 let ALUInst = 1;
378}
379
Tom Stellard85ad4292014-06-17 16:53:09 +0000380def : Pat <
381 (int_AMDGPU_barrier_global),
382 (GROUP_BARRIER)
383>;
384
Tom Stellard2c1c9de2014-03-24 16:07:25 +0000385//===----------------------------------------------------------------------===//
386// LDS Instructions
387//===----------------------------------------------------------------------===//
388class R600_LDS <bits<6> op, dag outs, dag ins, string asm,
389 list<dag> pattern = []> :
390
391 InstR600 <outs, ins, asm, pattern, XALU>,
392 R600_ALU_LDS_Word0,
393 R600LDS_Word1 {
394
395 bits<6> offset = 0;
396 let lds_op = op;
397
398 let Word1{27} = offset{0};
399 let Word1{12} = offset{1};
400 let Word1{28} = offset{2};
401 let Word1{31} = offset{3};
402 let Word0{12} = offset{4};
403 let Word0{25} = offset{5};
404
405
406 let Inst{31-0} = Word0;
407 let Inst{63-32} = Word1;
408
409 let ALUInst = 1;
410 let HasNativeOperands = 1;
411 let UseNamedOperandTable = 1;
412}
413
414class R600_LDS_1A <bits<6> lds_op, string name, list<dag> pattern> : R600_LDS <
415 lds_op,
416 (outs R600_Reg32:$dst),
417 (ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
418 LAST:$last, R600_Pred:$pred_sel,
419 BANK_SWIZZLE:$bank_swizzle),
420 " "#name#" $last OQAP, $src0$src0_rel $pred_sel",
421 pattern
422 > {
423
424 let src1 = 0;
425 let src1_rel = 0;
426 let src2 = 0;
427 let src2_rel = 0;
428
429 let usesCustomInserter = 1;
430 let LDS_1A = 1;
431 let DisableEncoding = "$dst";
432}
433
434class R600_LDS_1A1D <bits<6> lds_op, dag outs, string name, list<dag> pattern,
435 string dst =""> :
436 R600_LDS <
437 lds_op, outs,
438 (ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
439 R600_Reg32:$src1, REL:$src1_rel, SEL:$src1_sel,
440 LAST:$last, R600_Pred:$pred_sel,
441 BANK_SWIZZLE:$bank_swizzle),
442 " "#name#" $last "#dst#"$src0$src0_rel, $src1$src1_rel, $pred_sel",
443 pattern
444 > {
445
446 field string BaseOp;
447
448 let src2 = 0;
449 let src2_rel = 0;
450 let LDS_1A1D = 1;
451}
452
453class R600_LDS_1A1D_NORET <bits<6> lds_op, string name, list<dag> pattern> :
454 R600_LDS_1A1D <lds_op, (outs), name, pattern> {
455 let BaseOp = name;
456}
457
458class R600_LDS_1A1D_RET <bits<6> lds_op, string name, list<dag> pattern> :
459 R600_LDS_1A1D <lds_op, (outs R600_Reg32:$dst), name##"_RET", pattern, "OQAP, "> {
460
461 let BaseOp = name;
462 let usesCustomInserter = 1;
463 let DisableEncoding = "$dst";
464}
465
466class R600_LDS_1A2D <bits<6> lds_op, string name, list<dag> pattern> :
467 R600_LDS <
468 lds_op,
469 (outs),
470 (ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
471 R600_Reg32:$src1, REL:$src1_rel, SEL:$src1_sel,
472 R600_Reg32:$src2, REL:$src2_rel, SEL:$src2_sel,
473 LAST:$last, R600_Pred:$pred_sel, BANK_SWIZZLE:$bank_swizzle),
474 " "#name# "$last $src0$src0_rel, $src1$src1_rel, $src2$src2_rel, $pred_sel",
475 pattern> {
476 let LDS_1A2D = 1;
477}
478
479def LDS_ADD : R600_LDS_1A1D_NORET <0x0, "LDS_ADD", [] >;
480def LDS_SUB : R600_LDS_1A1D_NORET <0x1, "LDS_SUB", [] >;
481def LDS_WRITE : R600_LDS_1A1D_NORET <0xD, "LDS_WRITE",
482 [(local_store (i32 R600_Reg32:$src1), R600_Reg32:$src0)]
483>;
484def LDS_BYTE_WRITE : R600_LDS_1A1D_NORET<0x12, "LDS_BYTE_WRITE",
485 [(truncstorei8_local i32:$src1, i32:$src0)]
486>;
487def LDS_SHORT_WRITE : R600_LDS_1A1D_NORET<0x13, "LDS_SHORT_WRITE",
488 [(truncstorei16_local i32:$src1, i32:$src0)]
489>;
490def LDS_ADD_RET : R600_LDS_1A1D_RET <0x20, "LDS_ADD",
491 [(set i32:$dst, (atomic_load_add_local i32:$src0, i32:$src1))]
492>;
493def LDS_SUB_RET : R600_LDS_1A1D_RET <0x21, "LDS_SUB",
494 [(set i32:$dst, (atomic_load_sub_local i32:$src0, i32:$src1))]
495>;
496def LDS_READ_RET : R600_LDS_1A <0x32, "LDS_READ_RET",
497 [(set (i32 R600_Reg32:$dst), (local_load R600_Reg32:$src0))]
498>;
499def LDS_BYTE_READ_RET : R600_LDS_1A <0x36, "LDS_BYTE_READ_RET",
500 [(set i32:$dst, (sextloadi8_local i32:$src0))]
501>;
502def LDS_UBYTE_READ_RET : R600_LDS_1A <0x37, "LDS_UBYTE_READ_RET",
503 [(set i32:$dst, (az_extloadi8_local i32:$src0))]
504>;
505def LDS_SHORT_READ_RET : R600_LDS_1A <0x38, "LDS_SHORT_READ_RET",
506 [(set i32:$dst, (sextloadi16_local i32:$src0))]
507>;
508def LDS_USHORT_READ_RET : R600_LDS_1A <0x39, "LDS_USHORT_READ_RET",
509 [(set i32:$dst, (az_extloadi16_local i32:$src0))]
510>;
511
512// TRUNC is used for the FLT_TO_INT instructions to work around a
513// perceived problem where the rounding modes are applied differently
514// depending on the instruction and the slot they are in.
515// See:
516// https://bugs.freedesktop.org/show_bug.cgi?id=50232
517// Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
518//
519// XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
520// which do not need to be truncated since the fp values are 0.0f or 1.0f.
521// We should look into handling these cases separately.
522def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
523
524def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
525
526// SHA-256 Patterns
527def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
528
529def : FROUNDPat <CNDGE_eg>;
530
531def EG_ExportSwz : ExportSwzInst {
532 let Word1{19-16} = 0; // BURST_COUNT
533 let Word1{20} = 0; // VALID_PIXEL_MODE
534 let Word1{21} = eop;
535 let Word1{29-22} = inst;
536 let Word1{30} = 0; // MARK
537 let Word1{31} = 1; // BARRIER
538}
539defm : ExportPattern<EG_ExportSwz, 83>;
540
541def EG_ExportBuf : ExportBufInst {
542 let Word1{19-16} = 0; // BURST_COUNT
543 let Word1{20} = 0; // VALID_PIXEL_MODE
544 let Word1{21} = eop;
545 let Word1{29-22} = inst;
546 let Word1{30} = 0; // MARK
547 let Word1{31} = 1; // BARRIER
548}
549defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
550
551def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
552 "TEX $COUNT @$ADDR"> {
553 let POP_COUNT = 0;
554}
555def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
556 "VTX $COUNT @$ADDR"> {
557 let POP_COUNT = 0;
558}
559def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
560 "LOOP_START_DX10 @$ADDR"> {
561 let POP_COUNT = 0;
562 let COUNT = 0;
563}
564def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
565 let POP_COUNT = 0;
566 let COUNT = 0;
567}
568def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
569 "LOOP_BREAK @$ADDR"> {
570 let POP_COUNT = 0;
571 let COUNT = 0;
572}
573def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
574 "CONTINUE @$ADDR"> {
575 let POP_COUNT = 0;
576 let COUNT = 0;
577}
578def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
579 "JUMP @$ADDR POP:$POP_COUNT"> {
580 let COUNT = 0;
581}
582def CF_PUSH_EG : CF_CLAUSE_EG<11, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
583 "PUSH @$ADDR POP:$POP_COUNT"> {
584 let COUNT = 0;
585}
586def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
587 "ELSE @$ADDR POP:$POP_COUNT"> {
588 let COUNT = 0;
589}
590def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
591 let ADDR = 0;
592 let COUNT = 0;
593 let POP_COUNT = 0;
594}
595def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
596 "POP @$ADDR POP:$POP_COUNT"> {
597 let COUNT = 0;
598}
599def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
600 let COUNT = 0;
601 let POP_COUNT = 0;
602 let ADDR = 0;
603 let END_OF_PROGRAM = 1;
604}
605
606} // End Predicates = [isEGorCayman]