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Changpeng Fangb28fe032016-09-01 17:54:54 +00001//===-- MIMGInstructions.td - MIMG Instruction Defintions -----------------===//
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
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000010// MIMG-specific encoding families to distinguish between semantically
11// equivalent machine instructions with different encoding.
12//
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000013// - MIMGEncGfx6: encoding introduced with gfx6 (obsoleted for atomics in gfx8)
14// - MIMGEncGfx8: encoding introduced with gfx8 for atomics
15class MIMGEncoding;
16
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000017def MIMGEncGfx6 : MIMGEncoding;
18def MIMGEncGfx8 : MIMGEncoding;
19
20def MIMGEncoding : GenericEnum {
21 let FilterClass = "MIMGEncoding";
Changpeng Fangb28fe032016-09-01 17:54:54 +000022}
23
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000024// Represent an ISA-level opcode, independent of the encoding and the
25// vdata/vaddr size.
26class MIMGBaseOpcode {
27 MIMGBaseOpcode BaseOpcode = !cast<MIMGBaseOpcode>(NAME);
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +000028 bit Store = 0;
29 bit Atomic = 0;
30 bit AtomicX2 = 0; // (f)cmpswap
31 bit Sampler = 0;
David Stuttardf77079f2019-01-14 11:55:24 +000032 bit Gather4 = 0;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000033 bits<8> NumExtraArgs = 0;
34 bit Gradients = 0;
35 bit Coordinates = 1;
36 bit LodOrClampOrMip = 0;
37 bit HasD16 = 0;
Dmitry Preobrazhensky0b4eb1e2018-01-26 15:43:29 +000038}
39
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000040def MIMGBaseOpcode : GenericEnum {
41 let FilterClass = "MIMGBaseOpcode";
42}
43
44def MIMGBaseOpcodesTable : GenericTable {
45 let FilterClass = "MIMGBaseOpcode";
46 let CppTypeName = "MIMGBaseOpcodeInfo";
David Stuttardf77079f2019-01-14 11:55:24 +000047 let Fields = ["BaseOpcode", "Store", "Atomic", "AtomicX2", "Sampler", "Gather4",
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +000048 "NumExtraArgs", "Gradients", "Coordinates", "LodOrClampOrMip",
49 "HasD16"];
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000050 GenericEnum TypeOf_BaseOpcode = MIMGBaseOpcode;
51
52 let PrimaryKey = ["BaseOpcode"];
53 let PrimaryKeyName = "getMIMGBaseOpcodeInfo";
Nicolai Haehnlef2674312018-06-21 13:36:01 +000054}
55
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +000056def MIMGDim : GenericEnum {
57 let FilterClass = "AMDGPUDimProps";
58}
59
60def MIMGDimInfoTable : GenericTable {
61 let FilterClass = "AMDGPUDimProps";
62 let CppTypeName = "MIMGDimInfo";
63 let Fields = ["Dim", "NumCoords", "NumGradients", "DA"];
64 GenericEnum TypeOf_Dim = MIMGDim;
65
66 let PrimaryKey = ["Dim"];
67 let PrimaryKeyName = "getMIMGDimInfo";
68}
69
Ryan Taylor894c8fd2018-08-01 12:12:01 +000070class MIMGLZMapping<MIMGBaseOpcode l, MIMGBaseOpcode lz> {
71 MIMGBaseOpcode L = l;
72 MIMGBaseOpcode LZ = lz;
73}
74
75def MIMGLZMappingTable : GenericTable {
76 let FilterClass = "MIMGLZMapping";
77 let CppTypeName = "MIMGLZMappingInfo";
78 let Fields = ["L", "LZ"];
79 GenericEnum TypeOf_L = MIMGBaseOpcode;
80 GenericEnum TypeOf_LZ = MIMGBaseOpcode;
81
82 let PrimaryKey = ["L"];
83 let PrimaryKeyName = "getMIMGLZMappingInfo";
84}
85
Changpeng Fangb28fe032016-09-01 17:54:54 +000086class mimg <bits<7> si, bits<7> vi = si> {
87 field bits<7> SI = si;
88 field bits<7> VI = vi;
89}
90
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +000091class MIMG <dag outs, string dns = "">
92 : InstSI <outs, (ins), "", []> {
93
94 let VM_CNT = 1;
95 let EXP_CNT = 1;
96 let MIMG = 1;
97 let Uses = [EXEC];
Changpeng Fangb28fe032016-09-01 17:54:54 +000098 let mayLoad = 1;
99 let mayStore = 0;
100 let hasPostISelHook = 1;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000101 let SchedRW = [WriteVMEM];
102 let UseNamedOperandTable = 1;
103 let hasSideEffects = 0; // XXX ????
104
105 let SubtargetPredicate = isGCN;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000106 let DecoderNamespace = dns;
107 let isAsmParserOnly = !if(!eq(dns,""), 1, 0);
108 let AsmMatchConverter = "cvtMIMG";
Tom Stellard244891d2016-12-20 15:52:17 +0000109 let usesCustomInserter = 1;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000110
111 Instruction Opcode = !cast<Instruction>(NAME);
112 MIMGBaseOpcode BaseOpcode;
113 MIMGEncoding MIMGEncoding = MIMGEncGfx6;
114 bits<8> VDataDwords;
115 bits<8> VAddrDwords;
116}
117
118def MIMGInfoTable : GenericTable {
119 let FilterClass = "MIMG";
120 let CppTypeName = "MIMGInfo";
121 let Fields = ["Opcode", "BaseOpcode", "MIMGEncoding", "VDataDwords", "VAddrDwords"];
122 GenericEnum TypeOf_BaseOpcode = MIMGBaseOpcode;
123 GenericEnum TypeOf_MIMGEncoding = MIMGEncoding;
124
125 let PrimaryKey = ["BaseOpcode", "MIMGEncoding", "VDataDwords", "VAddrDwords"];
126 let PrimaryKeyName = "getMIMGOpcodeHelper";
127}
128
129def getMIMGInfo : SearchIndex {
130 let Table = MIMGInfoTable;
131 let Key = ["Opcode"];
Changpeng Fangb28fe032016-09-01 17:54:54 +0000132}
133
134class MIMG_NoSampler_Helper <bits<7> op, string asm,
135 RegisterClass dst_rc,
136 RegisterClass addr_rc,
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000137 string dns="">
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000138 : MIMG <(outs dst_rc:$vdata), dns>,
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000139 MIMGe<op> {
Changpeng Fangb28fe032016-09-01 17:54:54 +0000140 let ssamp = 0;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000141 let d16 = !if(BaseOpcode.HasD16, ?, 0);
Changpeng Fang4737e892018-01-18 22:08:53 +0000142
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000143 let InOperandList = !con((ins addr_rc:$vaddr, SReg_256:$srsrc,
144 DMask:$dmask, UNorm:$unorm, GLC:$glc, SLC:$slc,
Ryan Taylor1f334d02018-08-28 15:07:30 +0000145 R128A16:$r128, TFE:$tfe, LWE:$lwe, DA:$da),
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000146 !if(BaseOpcode.HasD16, (ins D16:$d16), (ins)));
147 let AsmString = asm#" $vdata, $vaddr, $srsrc$dmask$unorm$glc$slc$r128$tfe$lwe$da"
148 #!if(BaseOpcode.HasD16, "$d16", "");
Changpeng Fangb28fe032016-09-01 17:54:54 +0000149}
150
151multiclass MIMG_NoSampler_Src_Helper <bits<7> op, string asm,
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000152 RegisterClass dst_rc,
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000153 bit enableDisasm> {
154 let VAddrDwords = 1 in
155 def NAME # _V1 : MIMG_NoSampler_Helper <op, asm, dst_rc, VGPR_32,
156 !if(enableDisasm, "AMDGPU", "")>;
157 let VAddrDwords = 2 in
158 def NAME # _V2 : MIMG_NoSampler_Helper <op, asm, dst_rc, VReg_64>;
159 let VAddrDwords = 3 in
160 def NAME # _V3 : MIMG_NoSampler_Helper <op, asm, dst_rc, VReg_96>;
161 let VAddrDwords = 4 in
162 def NAME # _V4 : MIMG_NoSampler_Helper <op, asm, dst_rc, VReg_128>;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000163}
164
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000165multiclass MIMG_NoSampler <bits<7> op, string asm, bit has_d16, bit mip = 0,
166 bit isResInfo = 0> {
167 def "" : MIMGBaseOpcode {
168 let Coordinates = !if(isResInfo, 0, 1);
169 let LodOrClampOrMip = mip;
170 let HasD16 = has_d16;
171 }
172
173 let BaseOpcode = !cast<MIMGBaseOpcode>(NAME),
174 mayLoad = !if(isResInfo, 0, 1) in {
175 let VDataDwords = 1 in
176 defm _V1 : MIMG_NoSampler_Src_Helper <op, asm, VGPR_32, 1>;
177 let VDataDwords = 2 in
178 defm _V2 : MIMG_NoSampler_Src_Helper <op, asm, VReg_64, 0>;
179 let VDataDwords = 3 in
180 defm _V3 : MIMG_NoSampler_Src_Helper <op, asm, VReg_96, 0>;
181 let VDataDwords = 4 in
182 defm _V4 : MIMG_NoSampler_Src_Helper <op, asm, VReg_128, 0>;
David Stuttardf77079f2019-01-14 11:55:24 +0000183 let VDataDwords = 8 in
184 defm _V8 : MIMG_NoSampler_Src_Helper <op, asm, VReg_256, 0>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000185 }
Dmitry Preobrazhensky2456ac62018-03-28 15:44:16 +0000186}
187
Changpeng Fangb28fe032016-09-01 17:54:54 +0000188class MIMG_Store_Helper <bits<7> op, string asm,
189 RegisterClass data_rc,
Matt Arsenaultcad7fa82017-12-13 21:07:51 +0000190 RegisterClass addr_rc,
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000191 string dns = "">
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000192 : MIMG <(outs), dns>,
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000193 MIMGe<op> {
Changpeng Fangb28fe032016-09-01 17:54:54 +0000194 let ssamp = 0;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000195 let d16 = !if(BaseOpcode.HasD16, ?, 0);
196
Matt Arsenaultd94b63d2017-12-29 17:18:18 +0000197 let mayLoad = 0;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000198 let mayStore = 1;
Matt Arsenaultd94b63d2017-12-29 17:18:18 +0000199 let hasSideEffects = 0;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000200 let hasPostISelHook = 0;
201 let DisableWQM = 1;
Changpeng Fang4737e892018-01-18 22:08:53 +0000202
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000203 let InOperandList = !con((ins data_rc:$vdata, addr_rc:$vaddr, SReg_256:$srsrc,
204 DMask:$dmask, UNorm:$unorm, GLC:$glc, SLC:$slc,
Ryan Taylor1f334d02018-08-28 15:07:30 +0000205 R128A16:$r128, TFE:$tfe, LWE:$lwe, DA:$da),
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000206 !if(BaseOpcode.HasD16, (ins D16:$d16), (ins)));
207 let AsmString = asm#" $vdata, $vaddr, $srsrc$dmask$unorm$glc$slc$r128$tfe$lwe$da"
208 #!if(BaseOpcode.HasD16, "$d16", "");
Changpeng Fangb28fe032016-09-01 17:54:54 +0000209}
210
211multiclass MIMG_Store_Addr_Helper <bits<7> op, string asm,
212 RegisterClass data_rc,
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000213 bit enableDisasm> {
214 let VAddrDwords = 1 in
215 def NAME # _V1 : MIMG_Store_Helper <op, asm, data_rc, VGPR_32,
216 !if(enableDisasm, "AMDGPU", "")>;
217 let VAddrDwords = 2 in
218 def NAME # _V2 : MIMG_Store_Helper <op, asm, data_rc, VReg_64>;
219 let VAddrDwords = 3 in
220 def NAME # _V3 : MIMG_Store_Helper <op, asm, data_rc, VReg_96>;
221 let VAddrDwords = 4 in
222 def NAME # _V4 : MIMG_Store_Helper <op, asm, data_rc, VReg_128>;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000223}
224
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000225multiclass MIMG_Store <bits<7> op, string asm, bit has_d16, bit mip = 0> {
226 def "" : MIMGBaseOpcode {
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000227 let Store = 1;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000228 let LodOrClampOrMip = mip;
229 let HasD16 = has_d16;
230 }
231
232 let BaseOpcode = !cast<MIMGBaseOpcode>(NAME) in {
233 let VDataDwords = 1 in
234 defm _V1 : MIMG_Store_Addr_Helper <op, asm, VGPR_32, 1>;
235 let VDataDwords = 2 in
236 defm _V2 : MIMG_Store_Addr_Helper <op, asm, VReg_64, 0>;
237 let VDataDwords = 3 in
238 defm _V3 : MIMG_Store_Addr_Helper <op, asm, VReg_96, 0>;
239 let VDataDwords = 4 in
240 defm _V4 : MIMG_Store_Addr_Helper <op, asm, VReg_128, 0>;
241 }
Dmitry Preobrazhensky2456ac62018-03-28 15:44:16 +0000242}
243
Changpeng Fangb28fe032016-09-01 17:54:54 +0000244class MIMG_Atomic_Helper <string asm, RegisterClass data_rc,
Dmitry Preobrazhensky6cb42e72018-01-26 14:07:38 +0000245 RegisterClass addr_rc, string dns="",
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000246 bit enableDasm = 0>
247 : MIMG <(outs data_rc:$vdst), !if(enableDasm, dns, "")> {
Matt Arsenaultd94b63d2017-12-29 17:18:18 +0000248 let mayLoad = 1;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000249 let mayStore = 1;
Matt Arsenaultd94b63d2017-12-29 17:18:18 +0000250 let hasSideEffects = 1; // FIXME: Remove this
Changpeng Fangb28fe032016-09-01 17:54:54 +0000251 let hasPostISelHook = 0;
252 let DisableWQM = 1;
253 let Constraints = "$vdst = $vdata";
254 let AsmMatchConverter = "cvtMIMGAtomic";
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000255
256 let InOperandList = (ins data_rc:$vdata, addr_rc:$vaddr, SReg_256:$srsrc,
257 DMask:$dmask, UNorm:$unorm, GLC:$glc, SLC:$slc,
Ryan Taylor1f334d02018-08-28 15:07:30 +0000258 R128A16:$r128, TFE:$tfe, LWE:$lwe, DA:$da);
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000259 let AsmString = asm#" $vdst, $vaddr, $srsrc$dmask$unorm$glc$slc$r128$tfe$lwe$da";
Changpeng Fangb28fe032016-09-01 17:54:54 +0000260}
261
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000262multiclass MIMG_Atomic_Helper_m <mimg op, string asm, RegisterClass data_rc,
263 RegisterClass addr_rc, bit enableDasm = 0> {
Nicolai Haehnledb6911a2018-06-21 13:37:45 +0000264 let ssamp = 0, d16 = 0 in {
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000265 def _si : MIMG_Atomic_Helper<asm, data_rc, addr_rc, "SICI", enableDasm>,
266 SIMCInstr<NAME, SIEncodingFamily.SI>,
267 MIMGe<op.SI> {
268 let AssemblerPredicates = [isSICI];
269 let DisableDecoder = DisableSIDecoder;
270 }
Changpeng Fangb28fe032016-09-01 17:54:54 +0000271
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000272 def _vi : MIMG_Atomic_Helper<asm, data_rc, addr_rc, "VI", enableDasm>,
273 SIMCInstr<NAME, SIEncodingFamily.VI>,
274 MIMGe<op.VI> {
275 let AssemblerPredicates = [isVI];
276 let DisableDecoder = DisableVIDecoder;
277 let MIMGEncoding = MIMGEncGfx8;
278 }
Changpeng Fangb28fe032016-09-01 17:54:54 +0000279 }
280}
281
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000282multiclass MIMG_Atomic_Addr_Helper_m <mimg op, string asm,
Dmitry Preobrazhensky0b4eb1e2018-01-26 15:43:29 +0000283 RegisterClass data_rc,
Dmitry Preobrazhensky0b4eb1e2018-01-26 15:43:29 +0000284 bit enableDasm = 0> {
Dmitry Preobrazhensky6cb42e72018-01-26 14:07:38 +0000285 // _V* variants have different address size, but the size is not encoded.
286 // So only one variant can be disassembled. V1 looks the safest to decode.
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000287 let VAddrDwords = 1 in
288 defm _V1 : MIMG_Atomic_Helper_m <op, asm, data_rc, VGPR_32, enableDasm>;
289 let VAddrDwords = 2 in
290 defm _V2 : MIMG_Atomic_Helper_m <op, asm, data_rc, VReg_64>;
291 let VAddrDwords = 3 in
292 defm _V3 : MIMG_Atomic_Helper_m <op, asm, data_rc, VReg_96>;
293 let VAddrDwords = 4 in
294 defm _V4 : MIMG_Atomic_Helper_m <op, asm, data_rc, VReg_128>;
Dmitry Preobrazhensky0b4eb1e2018-01-26 15:43:29 +0000295}
296
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000297multiclass MIMG_Atomic <mimg op, string asm, bit isCmpSwap = 0> { // 64-bit atomics
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000298 def "" : MIMGBaseOpcode {
299 let Atomic = 1;
300 let AtomicX2 = isCmpSwap;
301 }
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000302
303 let BaseOpcode = !cast<MIMGBaseOpcode>(NAME) in {
304 // _V* variants have different dst size, but the size is encoded implicitly,
305 // using dmask and tfe. Only 32-bit variant is registered with disassembler.
306 // Other variants are reconstructed by disassembler using dmask and tfe.
307 let VDataDwords = !if(isCmpSwap, 2, 1) in
308 defm _V1 : MIMG_Atomic_Addr_Helper_m <op, asm, !if(isCmpSwap, VReg_64, VGPR_32), 1>;
309 let VDataDwords = !if(isCmpSwap, 4, 2) in
310 defm _V2 : MIMG_Atomic_Addr_Helper_m <op, asm, !if(isCmpSwap, VReg_128, VReg_64)>;
311 }
Changpeng Fangb28fe032016-09-01 17:54:54 +0000312}
313
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000314class MIMG_Sampler_Helper <bits<7> op, string asm, RegisterClass dst_rc,
315 RegisterClass src_rc, string dns="">
316 : MIMG <(outs dst_rc:$vdata), dns>,
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000317 MIMGe<op> {
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000318 let d16 = !if(BaseOpcode.HasD16, ?, 0);
Changpeng Fang4737e892018-01-18 22:08:53 +0000319
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000320 let InOperandList = !con((ins src_rc:$vaddr, SReg_256:$srsrc, SReg_128:$ssamp,
321 DMask:$dmask, UNorm:$unorm, GLC:$glc, SLC:$slc,
Ryan Taylor1f334d02018-08-28 15:07:30 +0000322 R128A16:$r128, TFE:$tfe, LWE:$lwe, DA:$da),
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000323 !if(BaseOpcode.HasD16, (ins D16:$d16), (ins)));
324 let AsmString = asm#" $vdata, $vaddr, $srsrc, $ssamp$dmask$unorm$glc$slc$r128$tfe$lwe$da"
325 #!if(BaseOpcode.HasD16, "$d16", "");
Changpeng Fangb28fe032016-09-01 17:54:54 +0000326}
327
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000328class MIMGAddrSize<int dw, bit enable_disasm> {
329 int NumWords = dw;
330
331 RegisterClass RegClass = !if(!le(NumWords, 0), ?,
332 !if(!eq(NumWords, 1), VGPR_32,
333 !if(!eq(NumWords, 2), VReg_64,
334 !if(!eq(NumWords, 3), VReg_96,
335 !if(!eq(NumWords, 4), VReg_128,
336 !if(!le(NumWords, 8), VReg_256,
337 !if(!le(NumWords, 16), VReg_512, ?)))))));
338
339 // Whether the instruction variant with this vaddr size should be enabled for
340 // the auto-generated disassembler.
341 bit Disassemble = enable_disasm;
342}
343
344// Return whether a value inside the range [min, max] (endpoints inclusive)
345// is in the given list.
346class isRangeInList<int min, int max, list<int> lst> {
347 bit ret = !foldl(0, lst, lhs, y, !or(lhs, !and(!le(min, y), !le(y, max))));
348}
349
350class MIMGAddrSizes_tmp<list<MIMGAddrSize> lst, int min> {
351 list<MIMGAddrSize> List = lst;
352 int Min = min;
353}
354
355class MIMG_Sampler_AddrSizes<AMDGPUSampleVariant sample> {
356 // List of all possible numbers of address words, taking all combinations of
357 // A16 and image dimension into account (note: no MSAA, since this is for
358 // sample/gather ops).
359 list<int> AllNumAddrWords =
360 !foreach(dw, !if(sample.Gradients,
361 !if(!eq(sample.LodOrClamp, ""),
362 [2, 3, 4, 5, 6, 7, 9],
363 [2, 3, 4, 5, 7, 8, 10]),
364 !if(!eq(sample.LodOrClamp, ""),
365 [1, 2, 3],
366 [1, 2, 3, 4])),
367 !add(dw, !size(sample.ExtraAddrArgs)));
368
369 // Generate machine instructions based on possible register classes for the
370 // required numbers of address words. The disassembler defaults to the
371 // smallest register class.
372 list<MIMGAddrSize> MachineInstrs =
373 !foldl(MIMGAddrSizes_tmp<[], 0>, [1, 2, 3, 4, 8, 16], lhs, dw,
374 !if(isRangeInList<lhs.Min, dw, AllNumAddrWords>.ret,
375 MIMGAddrSizes_tmp<
376 !listconcat(lhs.List, [MIMGAddrSize<dw, !empty(lhs.List)>]),
377 !if(!eq(dw, 3), 3, !add(dw, 1))>, // we still need _V4 for codegen w/ 3 dwords
378 lhs)).List;
379}
380
381multiclass MIMG_Sampler_Src_Helper <bits<7> op, string asm,
382 AMDGPUSampleVariant sample, RegisterClass dst_rc,
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000383 bit enableDisasm = 0> {
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000384 foreach addr = MIMG_Sampler_AddrSizes<sample>.MachineInstrs in {
385 let VAddrDwords = addr.NumWords in
386 def _V # addr.NumWords
387 : MIMG_Sampler_Helper <op, asm, dst_rc, addr.RegClass,
388 !if(!and(enableDisasm, addr.Disassemble), "AMDGPU", "")>;
389 }
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000390}
391
392class MIMG_Sampler_BaseOpcode<AMDGPUSampleVariant sample>
393 : MIMGBaseOpcode {
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000394 let Sampler = 1;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000395 let NumExtraArgs = !size(sample.ExtraAddrArgs);
396 let Gradients = sample.Gradients;
397 let LodOrClampOrMip = !ne(sample.LodOrClamp, "");
Changpeng Fangb28fe032016-09-01 17:54:54 +0000398}
399
Nicolai Haehnle2367f032018-06-21 13:36:13 +0000400multiclass MIMG_Sampler <bits<7> op, AMDGPUSampleVariant sample, bit wqm = 0,
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000401 bit isGetLod = 0,
Nicolai Haehnle2367f032018-06-21 13:36:13 +0000402 string asm = "image_sample"#sample.LowerCaseMod> {
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000403 def "" : MIMG_Sampler_BaseOpcode<sample> {
404 let HasD16 = !if(isGetLod, 0, 1);
405 }
406
407 let BaseOpcode = !cast<MIMGBaseOpcode>(NAME), WQM = wqm,
408 mayLoad = !if(isGetLod, 0, 1) in {
409 let VDataDwords = 1 in
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000410 defm _V1 : MIMG_Sampler_Src_Helper<op, asm, sample, VGPR_32, 1>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000411 let VDataDwords = 2 in
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000412 defm _V2 : MIMG_Sampler_Src_Helper<op, asm, sample, VReg_64>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000413 let VDataDwords = 3 in
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000414 defm _V3 : MIMG_Sampler_Src_Helper<op, asm, sample, VReg_96>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000415 let VDataDwords = 4 in
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000416 defm _V4 : MIMG_Sampler_Src_Helper<op, asm, sample, VReg_128>;
David Stuttardf77079f2019-01-14 11:55:24 +0000417 let VDataDwords = 8 in
418 defm _V8 : MIMG_Sampler_Src_Helper<op, asm, sample, VReg_256>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000419 }
Changpeng Fangb28fe032016-09-01 17:54:54 +0000420}
421
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000422multiclass MIMG_Sampler_WQM <bits<7> op, AMDGPUSampleVariant sample>
423 : MIMG_Sampler<op, sample, 1>;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000424
Nicolai Haehnle2367f032018-06-21 13:36:13 +0000425multiclass MIMG_Gather <bits<7> op, AMDGPUSampleVariant sample, bit wqm = 0,
426 string asm = "image_gather4"#sample.LowerCaseMod> {
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000427 def "" : MIMG_Sampler_BaseOpcode<sample> {
428 let HasD16 = 1;
David Stuttardf77079f2019-01-14 11:55:24 +0000429 let Gather4 = 1;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000430 }
431
432 let BaseOpcode = !cast<MIMGBaseOpcode>(NAME), WQM = wqm,
433 Gather4 = 1, hasPostISelHook = 0 in {
434 let VDataDwords = 2 in
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000435 defm _V2 : MIMG_Sampler_Src_Helper<op, asm, sample, VReg_64>; /* for packed D16 only */
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000436 let VDataDwords = 4 in
Nicolai Haehnle15745ba2018-06-21 13:37:55 +0000437 defm _V4 : MIMG_Sampler_Src_Helper<op, asm, sample, VReg_128, 1>;
David Stuttardf77079f2019-01-14 11:55:24 +0000438 let VDataDwords = 8 in
439 defm _V8 : MIMG_Sampler_Src_Helper<op, asm, sample, VReg_256>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000440 }
Changpeng Fangb28fe032016-09-01 17:54:54 +0000441}
442
Nicolai Haehnle2367f032018-06-21 13:36:13 +0000443multiclass MIMG_Gather_WQM <bits<7> op, AMDGPUSampleVariant sample>
444 : MIMG_Gather<op, sample, 1>;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000445
446//===----------------------------------------------------------------------===//
447// MIMG Instructions
448//===----------------------------------------------------------------------===//
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000449defm IMAGE_LOAD : MIMG_NoSampler <0x00000000, "image_load", 1>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000450defm IMAGE_LOAD_MIP : MIMG_NoSampler <0x00000001, "image_load_mip", 1, 1>;
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000451defm IMAGE_LOAD_PCK : MIMG_NoSampler <0x00000002, "image_load_pck", 0>;
452defm IMAGE_LOAD_PCK_SGN : MIMG_NoSampler <0x00000003, "image_load_pck_sgn", 0>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000453defm IMAGE_LOAD_MIP_PCK : MIMG_NoSampler <0x00000004, "image_load_mip_pck", 0, 1>;
454defm IMAGE_LOAD_MIP_PCK_SGN : MIMG_NoSampler <0x00000005, "image_load_mip_pck_sgn", 0, 1>;
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000455defm IMAGE_STORE : MIMG_Store <0x00000008, "image_store", 1>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000456defm IMAGE_STORE_MIP : MIMG_Store <0x00000009, "image_store_mip", 1, 1>;
Nicolai Haehnlef2674312018-06-21 13:36:01 +0000457defm IMAGE_STORE_PCK : MIMG_Store <0x0000000a, "image_store_pck", 0>;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000458defm IMAGE_STORE_MIP_PCK : MIMG_Store <0x0000000b, "image_store_mip_pck", 0, 1>;
Matt Arsenault856777d2017-12-08 20:00:57 +0000459
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000460defm IMAGE_GET_RESINFO : MIMG_NoSampler <0x0000000e, "image_get_resinfo", 0, 1, 1>;
Matt Arsenault856777d2017-12-08 20:00:57 +0000461
Changpeng Fangb28fe032016-09-01 17:54:54 +0000462defm IMAGE_ATOMIC_SWAP : MIMG_Atomic <mimg<0x0f, 0x10>, "image_atomic_swap">;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000463defm IMAGE_ATOMIC_CMPSWAP : MIMG_Atomic <mimg<0x10, 0x11>, "image_atomic_cmpswap", 1>;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000464defm IMAGE_ATOMIC_ADD : MIMG_Atomic <mimg<0x11, 0x12>, "image_atomic_add">;
465defm IMAGE_ATOMIC_SUB : MIMG_Atomic <mimg<0x12, 0x13>, "image_atomic_sub">;
466//def IMAGE_ATOMIC_RSUB : MIMG_NoPattern_ <"image_atomic_rsub", 0x00000013>; -- not on VI
467defm IMAGE_ATOMIC_SMIN : MIMG_Atomic <mimg<0x14>, "image_atomic_smin">;
468defm IMAGE_ATOMIC_UMIN : MIMG_Atomic <mimg<0x15>, "image_atomic_umin">;
469defm IMAGE_ATOMIC_SMAX : MIMG_Atomic <mimg<0x16>, "image_atomic_smax">;
470defm IMAGE_ATOMIC_UMAX : MIMG_Atomic <mimg<0x17>, "image_atomic_umax">;
471defm IMAGE_ATOMIC_AND : MIMG_Atomic <mimg<0x18>, "image_atomic_and">;
472defm IMAGE_ATOMIC_OR : MIMG_Atomic <mimg<0x19>, "image_atomic_or">;
473defm IMAGE_ATOMIC_XOR : MIMG_Atomic <mimg<0x1a>, "image_atomic_xor">;
474defm IMAGE_ATOMIC_INC : MIMG_Atomic <mimg<0x1b>, "image_atomic_inc">;
475defm IMAGE_ATOMIC_DEC : MIMG_Atomic <mimg<0x1c>, "image_atomic_dec">;
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000476//def IMAGE_ATOMIC_FCMPSWAP : MIMG_NoPattern_ <"image_atomic_fcmpswap", 0x0000001d, 1>; -- not on VI
Changpeng Fangb28fe032016-09-01 17:54:54 +0000477//def IMAGE_ATOMIC_FMIN : MIMG_NoPattern_ <"image_atomic_fmin", 0x0000001e>; -- not on VI
478//def IMAGE_ATOMIC_FMAX : MIMG_NoPattern_ <"image_atomic_fmax", 0x0000001f>; -- not on VI
Nicolai Haehnle2367f032018-06-21 13:36:13 +0000479defm IMAGE_SAMPLE : MIMG_Sampler_WQM <0x00000020, AMDGPUSample>;
480defm IMAGE_SAMPLE_CL : MIMG_Sampler_WQM <0x00000021, AMDGPUSample_cl>;
481defm IMAGE_SAMPLE_D : MIMG_Sampler <0x00000022, AMDGPUSample_d>;
482defm IMAGE_SAMPLE_D_CL : MIMG_Sampler <0x00000023, AMDGPUSample_d_cl>;
483defm IMAGE_SAMPLE_L : MIMG_Sampler <0x00000024, AMDGPUSample_l>;
484defm IMAGE_SAMPLE_B : MIMG_Sampler_WQM <0x00000025, AMDGPUSample_b>;
485defm IMAGE_SAMPLE_B_CL : MIMG_Sampler_WQM <0x00000026, AMDGPUSample_b_cl>;
486defm IMAGE_SAMPLE_LZ : MIMG_Sampler <0x00000027, AMDGPUSample_lz>;
487defm IMAGE_SAMPLE_C : MIMG_Sampler_WQM <0x00000028, AMDGPUSample_c>;
488defm IMAGE_SAMPLE_C_CL : MIMG_Sampler_WQM <0x00000029, AMDGPUSample_c_cl>;
489defm IMAGE_SAMPLE_C_D : MIMG_Sampler <0x0000002a, AMDGPUSample_c_d>;
490defm IMAGE_SAMPLE_C_D_CL : MIMG_Sampler <0x0000002b, AMDGPUSample_c_d_cl>;
491defm IMAGE_SAMPLE_C_L : MIMG_Sampler <0x0000002c, AMDGPUSample_c_l>;
492defm IMAGE_SAMPLE_C_B : MIMG_Sampler_WQM <0x0000002d, AMDGPUSample_c_b>;
493defm IMAGE_SAMPLE_C_B_CL : MIMG_Sampler_WQM <0x0000002e, AMDGPUSample_c_b_cl>;
494defm IMAGE_SAMPLE_C_LZ : MIMG_Sampler <0x0000002f, AMDGPUSample_c_lz>;
495defm IMAGE_SAMPLE_O : MIMG_Sampler_WQM <0x00000030, AMDGPUSample_o>;
496defm IMAGE_SAMPLE_CL_O : MIMG_Sampler_WQM <0x00000031, AMDGPUSample_cl_o>;
497defm IMAGE_SAMPLE_D_O : MIMG_Sampler <0x00000032, AMDGPUSample_d_o>;
498defm IMAGE_SAMPLE_D_CL_O : MIMG_Sampler <0x00000033, AMDGPUSample_d_cl_o>;
499defm IMAGE_SAMPLE_L_O : MIMG_Sampler <0x00000034, AMDGPUSample_l_o>;
500defm IMAGE_SAMPLE_B_O : MIMG_Sampler_WQM <0x00000035, AMDGPUSample_b_o>;
501defm IMAGE_SAMPLE_B_CL_O : MIMG_Sampler_WQM <0x00000036, AMDGPUSample_b_cl_o>;
502defm IMAGE_SAMPLE_LZ_O : MIMG_Sampler <0x00000037, AMDGPUSample_lz_o>;
503defm IMAGE_SAMPLE_C_O : MIMG_Sampler_WQM <0x00000038, AMDGPUSample_c_o>;
504defm IMAGE_SAMPLE_C_CL_O : MIMG_Sampler_WQM <0x00000039, AMDGPUSample_c_cl_o>;
505defm IMAGE_SAMPLE_C_D_O : MIMG_Sampler <0x0000003a, AMDGPUSample_c_d_o>;
506defm IMAGE_SAMPLE_C_D_CL_O : MIMG_Sampler <0x0000003b, AMDGPUSample_c_d_cl_o>;
507defm IMAGE_SAMPLE_C_L_O : MIMG_Sampler <0x0000003c, AMDGPUSample_c_l_o>;
508defm IMAGE_SAMPLE_C_B_CL_O : MIMG_Sampler_WQM <0x0000003e, AMDGPUSample_c_b_cl_o>;
509defm IMAGE_SAMPLE_C_B_O : MIMG_Sampler_WQM <0x0000003d, AMDGPUSample_c_b_o>;
510defm IMAGE_SAMPLE_C_LZ_O : MIMG_Sampler <0x0000003f, AMDGPUSample_c_lz_o>;
511defm IMAGE_GATHER4 : MIMG_Gather_WQM <0x00000040, AMDGPUSample>;
512defm IMAGE_GATHER4_CL : MIMG_Gather_WQM <0x00000041, AMDGPUSample_cl>;
513defm IMAGE_GATHER4_L : MIMG_Gather <0x00000044, AMDGPUSample_l>;
514defm IMAGE_GATHER4_B : MIMG_Gather_WQM <0x00000045, AMDGPUSample_b>;
515defm IMAGE_GATHER4_B_CL : MIMG_Gather_WQM <0x00000046, AMDGPUSample_b_cl>;
516defm IMAGE_GATHER4_LZ : MIMG_Gather <0x00000047, AMDGPUSample_lz>;
517defm IMAGE_GATHER4_C : MIMG_Gather_WQM <0x00000048, AMDGPUSample_c>;
518defm IMAGE_GATHER4_C_CL : MIMG_Gather_WQM <0x00000049, AMDGPUSample_c_cl>;
519defm IMAGE_GATHER4_C_L : MIMG_Gather <0x0000004c, AMDGPUSample_c_l>;
520defm IMAGE_GATHER4_C_B : MIMG_Gather_WQM <0x0000004d, AMDGPUSample_c_b>;
521defm IMAGE_GATHER4_C_B_CL : MIMG_Gather_WQM <0x0000004e, AMDGPUSample_c_b_cl>;
522defm IMAGE_GATHER4_C_LZ : MIMG_Gather <0x0000004f, AMDGPUSample_c_lz>;
523defm IMAGE_GATHER4_O : MIMG_Gather_WQM <0x00000050, AMDGPUSample_o>;
524defm IMAGE_GATHER4_CL_O : MIMG_Gather_WQM <0x00000051, AMDGPUSample_cl_o>;
525defm IMAGE_GATHER4_L_O : MIMG_Gather <0x00000054, AMDGPUSample_l_o>;
526defm IMAGE_GATHER4_B_O : MIMG_Gather_WQM <0x00000055, AMDGPUSample_b_o>;
527defm IMAGE_GATHER4_B_CL_O : MIMG_Gather <0x00000056, AMDGPUSample_b_cl_o>;
528defm IMAGE_GATHER4_LZ_O : MIMG_Gather <0x00000057, AMDGPUSample_lz_o>;
529defm IMAGE_GATHER4_C_O : MIMG_Gather_WQM <0x00000058, AMDGPUSample_c_o>;
530defm IMAGE_GATHER4_C_CL_O : MIMG_Gather_WQM <0x00000059, AMDGPUSample_c_cl_o>;
531defm IMAGE_GATHER4_C_L_O : MIMG_Gather <0x0000005c, AMDGPUSample_c_l_o>;
532defm IMAGE_GATHER4_C_B_O : MIMG_Gather_WQM <0x0000005d, AMDGPUSample_c_b_o>;
533defm IMAGE_GATHER4_C_B_CL_O : MIMG_Gather_WQM <0x0000005e, AMDGPUSample_c_b_cl_o>;
534defm IMAGE_GATHER4_C_LZ_O : MIMG_Gather <0x0000005f, AMDGPUSample_c_lz_o>;
Matt Arsenault856777d2017-12-08 20:00:57 +0000535
Nicolai Haehnle0ab200b2018-06-21 13:36:44 +0000536defm IMAGE_GET_LOD : MIMG_Sampler <0x00000060, AMDGPUSample, 1, 1, "image_get_lod">;
Matt Arsenault856777d2017-12-08 20:00:57 +0000537
Nicolai Haehnle2367f032018-06-21 13:36:13 +0000538defm IMAGE_SAMPLE_CD : MIMG_Sampler <0x00000068, AMDGPUSample_cd>;
539defm IMAGE_SAMPLE_CD_CL : MIMG_Sampler <0x00000069, AMDGPUSample_cd_cl>;
540defm IMAGE_SAMPLE_C_CD : MIMG_Sampler <0x0000006a, AMDGPUSample_c_cd>;
541defm IMAGE_SAMPLE_C_CD_CL : MIMG_Sampler <0x0000006b, AMDGPUSample_c_cd_cl>;
542defm IMAGE_SAMPLE_CD_O : MIMG_Sampler <0x0000006c, AMDGPUSample_cd_o>;
543defm IMAGE_SAMPLE_CD_CL_O : MIMG_Sampler <0x0000006d, AMDGPUSample_cd_cl_o>;
544defm IMAGE_SAMPLE_C_CD_O : MIMG_Sampler <0x0000006e, AMDGPUSample_c_cd_o>;
545defm IMAGE_SAMPLE_C_CD_CL_O : MIMG_Sampler <0x0000006f, AMDGPUSample_c_cd_cl_o>;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000546//def IMAGE_RSRC256 : MIMG_NoPattern_RSRC256 <"image_rsrc256", 0x0000007e>;
547//def IMAGE_SAMPLER : MIMG_NoPattern_ <"image_sampler", 0x0000007f>;
Changpeng Fangb28fe032016-09-01 17:54:54 +0000548
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000549/********** ========================================= **********/
550/********** Table of dimension-aware image intrinsics **********/
551/********** ========================================= **********/
Nicolai Haehnle2f5a7382018-04-04 10:58:54 +0000552
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000553class ImageDimIntrinsicInfo<AMDGPUImageDimIntrinsic I> {
554 Intrinsic Intr = I;
555 MIMGBaseOpcode BaseOpcode = !cast<MIMGBaseOpcode>(!strconcat("IMAGE_", I.P.OpMod));
556 AMDGPUDimProps Dim = I.P.Dim;
Nicolai Haehnle2f5a7382018-04-04 10:58:54 +0000557}
558
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000559def ImageDimIntrinsicTable : GenericTable {
560 let FilterClass = "ImageDimIntrinsicInfo";
561 let Fields = ["Intr", "BaseOpcode", "Dim"];
562 GenericEnum TypeOf_BaseOpcode = MIMGBaseOpcode;
563 GenericEnum TypeOf_Dim = MIMGDim;
Nicolai Haehnle2f5a7382018-04-04 10:58:54 +0000564
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000565 let PrimaryKey = ["Intr"];
566 let PrimaryKeyName = "getImageDimIntrinsicInfo";
567 let PrimaryKeyEarlyOut = 1;
Nicolai Haehnle2f5a7382018-04-04 10:58:54 +0000568}
569
570foreach intr = !listconcat(AMDGPUImageDimIntrinsics,
Nicolai Haehnle7a9c03f2018-06-21 13:36:57 +0000571 AMDGPUImageDimAtomicIntrinsics) in {
572 def : ImageDimIntrinsicInfo<intr>;
Nicolai Haehnle2f5a7382018-04-04 10:58:54 +0000573}
Ryan Taylor894c8fd2018-08-01 12:12:01 +0000574
575// L to LZ Optimization Mapping
576def : MIMGLZMapping<IMAGE_SAMPLE_L, IMAGE_SAMPLE_LZ>;
577def : MIMGLZMapping<IMAGE_SAMPLE_C_L, IMAGE_SAMPLE_C_LZ>;
578def : MIMGLZMapping<IMAGE_SAMPLE_L_O, IMAGE_SAMPLE_LZ_O>;
579def : MIMGLZMapping<IMAGE_SAMPLE_C_L_O, IMAGE_SAMPLE_C_LZ_O>;
580def : MIMGLZMapping<IMAGE_GATHER4_L, IMAGE_GATHER4_LZ>;
581def : MIMGLZMapping<IMAGE_GATHER4_C_L, IMAGE_GATHER4_C_LZ>;
582def : MIMGLZMapping<IMAGE_GATHER4_L_O, IMAGE_GATHER4_LZ_O>;
583def : MIMGLZMapping<IMAGE_GATHER4_C_L_O, IMAGE_GATHER4_C_LZ_O>;