blob: cb887d13430b761ba92d8fd538e1c25f0b7d2bc5 [file] [log] [blame]
Tom Stellard75aadc22012-12-11 21:25:42 +00001//===-- R600Instructions.td - R600 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// R600 Tablegen instruction definitions
11//
12//===----------------------------------------------------------------------===//
13
14include "R600Intrinsics.td"
Tom Stellard3d0823f2013-06-14 22:12:09 +000015include "R600InstrFormats.td"
Tom Stellard75aadc22012-12-11 21:25:42 +000016
17class InstR600ISA <dag outs, dag ins, string asm, list<dag> pattern> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +000018 InstR600 <outs, ins, asm, pattern, NullALU> {
Tom Stellard75aadc22012-12-11 21:25:42 +000019
20 let Namespace = "AMDGPU";
21}
22
23def MEMxi : Operand<iPTR> {
24 let MIOperandInfo = (ops R600_TReg32_X:$ptr, i32imm:$index);
25 let PrintMethod = "printMemOperand";
26}
27
28def MEMrr : Operand<iPTR> {
29 let MIOperandInfo = (ops R600_Reg32:$ptr, R600_Reg32:$index);
30}
31
32// Operands for non-registers
33
34class InstFlag<string PM = "printOperand", int Default = 0>
35 : OperandWithDefaultOps <i32, (ops (i32 Default))> {
36 let PrintMethod = PM;
37}
38
Vincent Lejeune44bf8152013-02-10 17:57:33 +000039// src_sel for ALU src operands, see also ALU_CONST, ALU_PARAM registers
Tom Stellard365366f2013-01-23 02:09:06 +000040def SEL : OperandWithDefaultOps <i32, (ops (i32 -1))> {
41 let PrintMethod = "printSel";
42}
Vincent Lejeune22c42482013-04-30 00:14:08 +000043def BANK_SWIZZLE : OperandWithDefaultOps <i32, (ops (i32 0))> {
Vincent Lejeunef97af792013-05-02 21:52:30 +000044 let PrintMethod = "printBankSwizzle";
Vincent Lejeune22c42482013-04-30 00:14:08 +000045}
Tom Stellard365366f2013-01-23 02:09:06 +000046
Tom Stellard75aadc22012-12-11 21:25:42 +000047def LITERAL : InstFlag<"printLiteral">;
48
49def WRITE : InstFlag <"printWrite", 1>;
50def OMOD : InstFlag <"printOMOD">;
51def REL : InstFlag <"printRel">;
52def CLAMP : InstFlag <"printClamp">;
53def NEG : InstFlag <"printNeg">;
54def ABS : InstFlag <"printAbs">;
55def UEM : InstFlag <"printUpdateExecMask">;
56def UP : InstFlag <"printUpdatePred">;
57
58// XXX: The r600g finalizer in Mesa expects last to be one in most cases.
59// Once we start using the packetizer in this backend we should have this
60// default to 0.
61def LAST : InstFlag<"printLast", 1>;
Vincent Lejeuned3eed662013-05-17 16:50:20 +000062def RSel : Operand<i32> {
63 let PrintMethod = "printRSel";
64}
65def CT: Operand<i32> {
66 let PrintMethod = "printCT";
67}
Tom Stellard75aadc22012-12-11 21:25:42 +000068
Tom Stellardf3b2a1e2013-02-06 17:32:29 +000069def FRAMEri : Operand<iPTR> {
70 let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index);
71}
72
Tom Stellard75aadc22012-12-11 21:25:42 +000073def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>;
74def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>;
75def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>;
Tom Stellard365366f2013-01-23 02:09:06 +000076def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>;
77def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>;
Tom Stellardf3b2a1e2013-02-06 17:32:29 +000078def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
Tom Stellard75aadc22012-12-11 21:25:42 +000079
Tom Stellard75aadc22012-12-11 21:25:42 +000080
81def R600_Pred : PredicateOperand<i32, (ops R600_Predicate),
82 (ops PRED_SEL_OFF)>;
83
84
85let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
86
87// Class for instructions with only one source register.
88// If you add new ins to this instruction, make sure they are listed before
89// $literal, because the backend currently assumes that the last operand is
90// a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in
91// R600Defines.h, R600InstrInfo::buildDefaultInstruction(),
92// and R600InstrInfo::getOperandIdx().
93class R600_1OP <bits<11> inst, string opName, list<dag> pattern,
94 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +000095 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +000096 (ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +000097 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +000098 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
99 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000100 !strconcat(" ", opName,
Vincent Lejeune709e0162013-05-17 16:49:49 +0000101 "$clamp $last $dst$write$dst_rel$omod, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000102 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000103 "$pred_sel $bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000104 pattern,
105 itin>,
106 R600ALU_Word0,
107 R600ALU_Word1_OP2 <inst> {
108
109 let src1 = 0;
110 let src1_rel = 0;
111 let src1_neg = 0;
112 let src1_abs = 0;
113 let update_exec_mask = 0;
114 let update_pred = 0;
115 let HasNativeOperands = 1;
116 let Op1 = 1;
Tom Stellard5eb903d2013-06-28 15:46:53 +0000117 let ALUInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000118 let DisableEncoding = "$literal";
Tom Stellard02661d92013-06-25 21:22:18 +0000119 let UseNamedOperandTable = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000120
121 let Inst{31-0} = Word0;
122 let Inst{63-32} = Word1;
123}
124
125class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
126 InstrItinClass itin = AnyALU> :
127 R600_1OP <inst, opName,
128 [(set R600_Reg32:$dst, (node R600_Reg32:$src0))]
129>;
130
Aaron Watry52a72c92013-06-24 16:57:57 +0000131// If you add or change the operands for R600_2OP instructions, you must
Tom Stellard75aadc22012-12-11 21:25:42 +0000132// also update the R600Op2OperandIndex::ROI enum in R600Defines.h,
133// R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx().
134class R600_2OP <bits<11> inst, string opName, list<dag> pattern,
135 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000136 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000137 (ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write,
138 OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +0000139 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
140 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, ABS:$src1_abs, SEL:$src1_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +0000141 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
142 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000143 !strconcat(" ", opName,
Vincent Lejeune709e0162013-05-17 16:49:49 +0000144 "$clamp $last $update_exec_mask$update_pred$dst$write$dst_rel$omod, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000145 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
146 "$src1_neg$src1_abs$src1$src1_abs$src1_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000147 "$pred_sel $bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000148 pattern,
149 itin>,
150 R600ALU_Word0,
151 R600ALU_Word1_OP2 <inst> {
152
153 let HasNativeOperands = 1;
154 let Op2 = 1;
Tom Stellard5eb903d2013-06-28 15:46:53 +0000155 let ALUInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000156 let DisableEncoding = "$literal";
Tom Stellard02661d92013-06-25 21:22:18 +0000157 let UseNamedOperandTable = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000158
159 let Inst{31-0} = Word0;
160 let Inst{63-32} = Word1;
161}
162
163class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
164 InstrItinClass itim = AnyALU> :
165 R600_2OP <inst, opName,
166 [(set R600_Reg32:$dst, (node R600_Reg32:$src0,
167 R600_Reg32:$src1))]
168>;
169
170// If you add our change the operands for R600_3OP instructions, you must
171// also update the R600Op3OperandIndex::ROI enum in R600Defines.h,
172// R600InstrInfo::buildDefaultInstruction(), and
173// R600InstrInfo::getOperandIdx().
174class R600_3OP <bits<5> inst, string opName, list<dag> pattern,
175 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000176 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000177 (ins REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +0000178 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, SEL:$src0_sel,
179 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, SEL:$src1_sel,
180 R600_Reg32:$src2, NEG:$src2_neg, REL:$src2_rel, SEL:$src2_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +0000181 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
182 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune709e0162013-05-17 16:49:49 +0000183 !strconcat(" ", opName, "$clamp $last $dst$dst_rel, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000184 "$src0_neg$src0$src0_rel, "
185 "$src1_neg$src1$src1_rel, "
186 "$src2_neg$src2$src2_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000187 "$pred_sel"
188 "$bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000189 pattern,
190 itin>,
191 R600ALU_Word0,
192 R600ALU_Word1_OP3<inst>{
193
194 let HasNativeOperands = 1;
195 let DisableEncoding = "$literal";
196 let Op3 = 1;
Tom Stellard02661d92013-06-25 21:22:18 +0000197 let UseNamedOperandTable = 1;
Tom Stellard5eb903d2013-06-28 15:46:53 +0000198 let ALUInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000199
200 let Inst{31-0} = Word0;
201 let Inst{63-32} = Word1;
202}
203
204class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern,
205 InstrItinClass itin = VecALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000206 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000207 ins,
208 asm,
209 pattern,
210 itin>;
211
Vincent Lejeune53f35252013-03-31 19:33:04 +0000212
Tom Stellard75aadc22012-12-11 21:25:42 +0000213
214} // End mayLoad = 1, mayStore = 0, hasSideEffects = 0
215
216def TEX_SHADOW : PatLeaf<
217 (imm),
218 [{uint32_t TType = (uint32_t)N->getZExtValue();
Michel Danzer3bb17eb2013-02-12 12:11:23 +0000219 return (TType >= 6 && TType <= 8) || (TType >= 11 && TType <= 13);
Tom Stellard75aadc22012-12-11 21:25:42 +0000220 }]
221>;
222
Tom Stellardc9b90312013-01-21 15:40:48 +0000223def TEX_RECT : PatLeaf<
224 (imm),
225 [{uint32_t TType = (uint32_t)N->getZExtValue();
226 return TType == 5;
227 }]
228>;
229
Tom Stellard462516b2013-02-07 17:02:14 +0000230def TEX_ARRAY : PatLeaf<
231 (imm),
232 [{uint32_t TType = (uint32_t)N->getZExtValue();
233 return TType == 9 || TType == 10 || TType == 15 || TType == 16;
234 }]
235>;
236
237def TEX_SHADOW_ARRAY : PatLeaf<
238 (imm),
239 [{uint32_t TType = (uint32_t)N->getZExtValue();
240 return TType == 11 || TType == 12 || TType == 17;
241 }]
242>;
243
Tom Stellard6aa0d552013-06-14 22:12:24 +0000244class EG_CF_RAT <bits <8> cfinst, bits <6> ratinst, bits<4> mask, dag outs,
Tom Stellard75aadc22012-12-11 21:25:42 +0000245 dag ins, string asm, list<dag> pattern> :
Tom Stellardd99b7932013-06-14 22:12:19 +0000246 InstR600ISA <outs, ins, asm, pattern>,
247 CF_ALLOC_EXPORT_WORD0_RAT, CF_ALLOC_EXPORT_WORD1_BUF {
Tom Stellard75aadc22012-12-11 21:25:42 +0000248
Tom Stellard6aa0d552013-06-14 22:12:24 +0000249 let rat_id = 0;
Tom Stellardd99b7932013-06-14 22:12:19 +0000250 let rat_inst = ratinst;
Tom Stellard6aa0d552013-06-14 22:12:24 +0000251 let rim = 0;
252 // XXX: Have a separate instruction for non-indexed writes.
253 let type = 1;
254 let rw_rel = 0;
255 let elem_size = 0;
256
257 let array_size = 0;
258 let comp_mask = mask;
259 let burst_count = 0;
260 let vpm = 0;
261 let cf_inst = cfinst;
262 let mark = 0;
263 let barrier = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000264
Tom Stellardd99b7932013-06-14 22:12:19 +0000265 let Inst{31-0} = Word0;
266 let Inst{63-32} = Word1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000267
Tom Stellard75aadc22012-12-11 21:25:42 +0000268}
269
Tom Stellardecf9d862013-06-14 22:12:30 +0000270class VTX_READ <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
271 : InstR600ISA <outs, (ins MEMxi:$src_gpr), name, pattern>,
272 VTX_WORD1_GPR {
273
274 // Static fields
275 let DST_REL = 0;
276 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
277 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
278 // however, based on my testing if USE_CONST_FIELDS is set, then all
279 // these fields need to be set to 0.
280 let USE_CONST_FIELDS = 0;
281 let NUM_FORMAT_ALL = 1;
282 let FORMAT_COMP_ALL = 0;
283 let SRF_MODE_ALL = 0;
284
285 let Inst{63-32} = Word1;
286 // LLVM can only encode 64-bit instructions, so these fields are manually
287 // encoded in R600CodeEmitter
288 //
289 // bits<16> OFFSET;
290 // bits<2> ENDIAN_SWAP = 0;
291 // bits<1> CONST_BUF_NO_STRIDE = 0;
292 // bits<1> MEGA_FETCH = 0;
293 // bits<1> ALT_CONST = 0;
294 // bits<2> BUFFER_INDEX_MODE = 0;
295
296 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
297 // is done in R600CodeEmitter
298 //
299 // Inst{79-64} = OFFSET;
300 // Inst{81-80} = ENDIAN_SWAP;
301 // Inst{82} = CONST_BUF_NO_STRIDE;
302 // Inst{83} = MEGA_FETCH;
303 // Inst{84} = ALT_CONST;
304 // Inst{86-85} = BUFFER_INDEX_MODE;
305 // Inst{95-86} = 0; Reserved
306
307 // VTX_WORD3 (Padding)
308 //
309 // Inst{127-96} = 0;
310
311 let VTXInst = 1;
312}
313
Tom Stellard75aadc22012-12-11 21:25:42 +0000314class LoadParamFrag <PatFrag load_type> : PatFrag <
315 (ops node:$ptr), (load_type node:$ptr),
316 [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }]
317>;
318
319def load_param : LoadParamFrag<load>;
320def load_param_zexti8 : LoadParamFrag<zextloadi8>;
321def load_param_zexti16 : LoadParamFrag<zextloadi16>;
322
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000323def isR600 : Predicate<"Subtarget.getGeneration() <= AMDGPUSubtarget::R700">;
324def isR700 : Predicate<"Subtarget.getGeneration() == AMDGPUSubtarget::R700">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000325def isEG : Predicate<
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000326 "Subtarget.getGeneration() >= AMDGPUSubtarget::EVERGREEN && "
327 "Subtarget.getGeneration() < AMDGPUSubtarget::SOUTHERN_ISLANDS && "
328 "!Subtarget.hasCaymanISA()">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000329
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000330def isCayman : Predicate<"Subtarget.hasCaymanISA()">;
331def isEGorCayman : Predicate<"Subtarget.getGeneration() == "
332 "AMDGPUSubtarget::EVERGREEN"
333 "|| Subtarget.getGeneration() =="
334 "AMDGPUSubtarget::NORTHERN_ISLANDS">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000335
336def isR600toCayman : Predicate<
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000337 "Subtarget.getGeneration() <= AMDGPUSubtarget::NORTHERN_ISLANDS">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000338
339//===----------------------------------------------------------------------===//
Tom Stellardff62c352013-01-23 02:09:03 +0000340// R600 SDNodes
Tom Stellard75aadc22012-12-11 21:25:42 +0000341//===----------------------------------------------------------------------===//
342
Tom Stellard41afe6a2013-02-05 17:09:14 +0000343def INTERP_PAIR_XY : AMDGPUShaderInst <
344 (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
Vincent Lejeunea09873d2013-06-03 15:44:16 +0000345 (ins i32imm:$src0, R600_TReg32_Y:$src1, R600_TReg32_X:$src2),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000346 "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
347 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000348
Tom Stellard41afe6a2013-02-05 17:09:14 +0000349def INTERP_PAIR_ZW : AMDGPUShaderInst <
350 (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
Vincent Lejeunea09873d2013-06-03 15:44:16 +0000351 (ins i32imm:$src0, R600_TReg32_Y:$src1, R600_TReg32_X:$src2),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000352 "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
353 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000354
Tom Stellardff62c352013-01-23 02:09:03 +0000355def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune743dca02013-03-05 15:04:29 +0000356 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune10a5e472013-03-05 15:04:42 +0000357 [SDNPVariadic]
Tom Stellardff62c352013-01-23 02:09:03 +0000358>;
359
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000360def DOT4 : SDNode<"AMDGPUISD::DOT4",
361 SDTypeProfile<1, 8, [SDTCisFP<0>, SDTCisVT<1, f32>, SDTCisVT<2, f32>,
362 SDTCisVT<3, f32>, SDTCisVT<4, f32>, SDTCisVT<5, f32>,
363 SDTCisVT<6, f32>, SDTCisVT<7, f32>, SDTCisVT<8, f32>]>,
364 []
365>;
366
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000367def TEXTURE_FETCH_Type : SDTypeProfile<1, 19, [SDTCisFP<0>]>;
368
369def TEXTURE_FETCH: SDNode<"AMDGPUISD::TEXTURE_FETCH", TEXTURE_FETCH_Type, []>;
370
371multiclass TexPattern<bits<32> TextureOp, Instruction inst, ValueType vt = v4f32> {
372def : Pat<(TEXTURE_FETCH (i32 TextureOp), vt:$SRC_GPR,
373 (i32 imm:$srcx), (i32 imm:$srcy), (i32 imm:$srcz), (i32 imm:$srcw),
374 (i32 imm:$offsetx), (i32 imm:$offsety), (i32 imm:$offsetz),
375 (i32 imm:$DST_SEL_X), (i32 imm:$DST_SEL_Y), (i32 imm:$DST_SEL_Z),
376 (i32 imm:$DST_SEL_W),
377 (i32 imm:$RESOURCE_ID), (i32 imm:$SAMPLER_ID),
378 (i32 imm:$COORD_TYPE_X), (i32 imm:$COORD_TYPE_Y), (i32 imm:$COORD_TYPE_Z),
379 (i32 imm:$COORD_TYPE_W)),
380 (inst R600_Reg128:$SRC_GPR,
381 imm:$srcx, imm:$srcy, imm:$srcz, imm:$srcw,
382 imm:$offsetx, imm:$offsety, imm:$offsetz,
383 imm:$DST_SEL_X, imm:$DST_SEL_Y, imm:$DST_SEL_Z,
384 imm:$DST_SEL_W,
385 imm:$RESOURCE_ID, imm:$SAMPLER_ID,
386 imm:$COORD_TYPE_X, imm:$COORD_TYPE_Y, imm:$COORD_TYPE_Z,
387 imm:$COORD_TYPE_W)>;
388}
389
Tom Stellardff62c352013-01-23 02:09:03 +0000390//===----------------------------------------------------------------------===//
391// Interpolation Instructions
392//===----------------------------------------------------------------------===//
393
Tom Stellard41afe6a2013-02-05 17:09:14 +0000394def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellard75aadc22012-12-11 21:25:42 +0000395 (outs R600_Reg128:$dst),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000396 (ins i32imm:$src0),
397 "INTERP_LOAD $src0 : $dst",
398 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000399
400def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
401 let bank_swizzle = 5;
402}
403
404def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
405 let bank_swizzle = 5;
406}
407
408def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
409
410//===----------------------------------------------------------------------===//
411// Export Instructions
412//===----------------------------------------------------------------------===//
413
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000414def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000415
416def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
417 [SDNPHasChain, SDNPSideEffect]>;
418
419class ExportWord0 {
420 field bits<32> Word0;
421
422 bits<13> arraybase;
423 bits<2> type;
424 bits<7> gpr;
425 bits<2> elem_size;
426
427 let Word0{12-0} = arraybase;
428 let Word0{14-13} = type;
429 let Word0{21-15} = gpr;
430 let Word0{22} = 0; // RW_REL
431 let Word0{29-23} = 0; // INDEX_GPR
432 let Word0{31-30} = elem_size;
433}
434
435class ExportSwzWord1 {
436 field bits<32> Word1;
437
438 bits<3> sw_x;
439 bits<3> sw_y;
440 bits<3> sw_z;
441 bits<3> sw_w;
442 bits<1> eop;
443 bits<8> inst;
444
445 let Word1{2-0} = sw_x;
446 let Word1{5-3} = sw_y;
447 let Word1{8-6} = sw_z;
448 let Word1{11-9} = sw_w;
449}
450
451class ExportBufWord1 {
452 field bits<32> Word1;
453
454 bits<12> arraySize;
455 bits<4> compMask;
456 bits<1> eop;
457 bits<8> inst;
458
459 let Word1{11-0} = arraySize;
460 let Word1{15-12} = compMask;
461}
462
463multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
464 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
465 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000466 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000467 0, 61, 0, 7, 7, 7, cf_inst, 0)
468 >;
469
470 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
471 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000472 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000473 0, 61, 7, 0, 7, 7, cf_inst, 0)
474 >;
475
Tom Stellardaf1bce72013-01-31 22:11:46 +0000476 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellard75aadc22012-12-11 21:25:42 +0000477 (ExportInst
Tom Stellardaf1bce72013-01-31 22:11:46 +0000478 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
479 >;
480
481 def : Pat<(int_R600_store_dummy 1),
482 (ExportInst
483 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellard75aadc22012-12-11 21:25:42 +0000484 >;
485
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000486 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
487 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
488 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
489 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard6f1b8652013-01-23 21:39:49 +0000490 >;
491
Tom Stellard75aadc22012-12-11 21:25:42 +0000492}
493
494multiclass SteamOutputExportPattern<Instruction ExportInst,
495 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
496// Stream0
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000497 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
498 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
499 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000500 4095, imm:$mask, buf0inst, 0)>;
501// Stream1
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000502 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
503 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
504 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000505 4095, imm:$mask, buf1inst, 0)>;
506// Stream2
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000507 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
508 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
509 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000510 4095, imm:$mask, buf2inst, 0)>;
511// Stream3
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000512 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
513 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
514 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000515 4095, imm:$mask, buf3inst, 0)>;
516}
517
Vincent Lejeune2d5c3412013-04-17 15:17:39 +0000518// Export Instructions should not be duplicated by TailDuplication pass
519// (which assumes that duplicable instruction are affected by exec mask)
520let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000521
522class ExportSwzInst : InstR600ISA<(
523 outs),
524 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
Vincent Lejeunef10d1cd2013-07-09 15:03:03 +0000525 RSel:$sw_x, RSel:$sw_y, RSel:$sw_z, RSel:$sw_w, i32imm:$inst,
Tom Stellard75aadc22012-12-11 21:25:42 +0000526 i32imm:$eop),
Vincent Lejeunef10d1cd2013-07-09 15:03:03 +0000527 !strconcat("EXPORT", " $gpr.$sw_x$sw_y$sw_z$sw_w"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000528 []>, ExportWord0, ExportSwzWord1 {
529 let elem_size = 3;
530 let Inst{31-0} = Word0;
531 let Inst{63-32} = Word1;
532}
533
Vincent Lejeuneea710fe2013-02-14 16:55:11 +0000534} // End usesCustomInserter = 1
Tom Stellard75aadc22012-12-11 21:25:42 +0000535
536class ExportBufInst : InstR600ISA<(
537 outs),
538 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
539 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
540 !strconcat("EXPORT", " $gpr"),
541 []>, ExportWord0, ExportBufWord1 {
542 let elem_size = 0;
543 let Inst{31-0} = Word0;
544 let Inst{63-32} = Word1;
545}
546
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000547//===----------------------------------------------------------------------===//
548// Control Flow Instructions
549//===----------------------------------------------------------------------===//
550
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000551
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000552def KCACHE : InstFlag<"printKCache">;
553
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000554class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000555(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
556KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
557i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
558i32imm:$COUNT),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000559!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000560"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000561[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
562 field bits<64> Inst;
563
564 let CF_INST = inst;
565 let ALT_CONST = 0;
566 let WHOLE_QUAD_MODE = 0;
567 let BARRIER = 1;
568
569 let Inst{31-0} = Word0;
570 let Inst{63-32} = Word1;
571}
572
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000573class CF_WORD0_R600 {
574 field bits<32> Word0;
575
576 bits<32> ADDR;
577
578 let Word0 = ADDR;
579}
580
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000581class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
582ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
583 field bits<64> Inst;
Vincent Lejeune8bd10422013-06-17 20:16:26 +0000584 bits<4> CNT;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000585
586 let CF_INST = inst;
587 let BARRIER = 1;
588 let CF_CONST = 0;
589 let VALID_PIXEL_MODE = 0;
590 let COND = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +0000591 let COUNT = CNT{2-0};
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000592 let CALL_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +0000593 let COUNT_3 = CNT{3};
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000594 let END_OF_PROGRAM = 0;
595 let WHOLE_QUAD_MODE = 0;
596
597 let Inst{31-0} = Word0;
598 let Inst{63-32} = Word1;
599}
600
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000601class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
602ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000603 field bits<64> Inst;
604
605 let CF_INST = inst;
606 let BARRIER = 1;
607 let JUMPTABLE_SEL = 0;
608 let CF_CONST = 0;
609 let VALID_PIXEL_MODE = 0;
610 let COND = 0;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000611 let END_OF_PROGRAM = 0;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000612
613 let Inst{31-0} = Word0;
614 let Inst{63-32} = Word1;
615}
616
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000617def CF_ALU : ALU_CLAUSE<8, "ALU">;
618def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
619
Vincent Lejeune3f1d1362013-04-30 00:13:53 +0000620def FETCH_CLAUSE : AMDGPUInst <(outs),
621(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
622 field bits<8> Inst;
623 bits<8> num;
624 let Inst = num;
625}
626
Vincent Lejeune3abdbf12013-04-30 00:14:38 +0000627def ALU_CLAUSE : AMDGPUInst <(outs),
628(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
629 field bits<8> Inst;
630 bits<8> num;
631 let Inst = num;
632}
633
634def LITERALS : AMDGPUInst <(outs),
635(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
636 field bits<64> Inst;
637 bits<32> literal1;
638 bits<32> literal2;
639
640 let Inst{31-0} = literal1;
641 let Inst{63-32} = literal2;
642}
643
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000644def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
645 field bits<64> Inst;
646}
647
Vincent Lejeune44bf8152013-02-10 17:57:33 +0000648let Predicates = [isR600toCayman] in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000649
650//===----------------------------------------------------------------------===//
651// Common Instructions R600, R700, Evergreen, Cayman
652//===----------------------------------------------------------------------===//
653
654def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
655// Non-IEEE MUL: 0 * anything = 0
656def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
657def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
658def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
659def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
660
661// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
662// so some of the instruction names don't match the asm string.
663// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
664def SETE : R600_2OP <
665 0x08, "SETE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000666 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000667>;
668
669def SGT : R600_2OP <
670 0x09, "SETGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000671 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000672>;
673
674def SGE : R600_2OP <
675 0xA, "SETGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000676 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000677>;
678
679def SNE : R600_2OP <
680 0xB, "SETNE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000681 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000682>;
683
Tom Stellarde06163a2013-02-07 14:02:35 +0000684def SETE_DX10 : R600_2OP <
685 0xC, "SETE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000686 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000687>;
688
689def SETGT_DX10 : R600_2OP <
690 0xD, "SETGT_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000691 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000692>;
693
694def SETGE_DX10 : R600_2OP <
695 0xE, "SETGE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000696 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000697>;
698
699def SETNE_DX10 : R600_2OP <
700 0xF, "SETNE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000701 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000702>;
703
Tom Stellard75aadc22012-12-11 21:25:42 +0000704def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
705def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
706def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
707def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
708def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
709
710def MOV : R600_1OP <0x19, "MOV", []>;
711
712let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
713
714class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
715 (outs R600_Reg32:$dst),
716 (ins immType:$imm),
717 "",
718 []
719>;
720
721} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
722
723def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
724def : Pat <
725 (imm:$val),
726 (MOV_IMM_I32 imm:$val)
727>;
728
729def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
730def : Pat <
731 (fpimm:$val),
732 (MOV_IMM_F32 fpimm:$val)
733>;
734
735def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
736def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
737def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
738def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
739
740let hasSideEffects = 1 in {
741
742def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
743
744} // end hasSideEffects
745
746def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
747def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
748def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
749def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
750def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
751def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
752def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
753def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellard41398022012-12-21 20:12:01 +0000754def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000755def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
756
757def SETE_INT : R600_2OP <
758 0x3A, "SETE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000759 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000760>;
761
762def SETGT_INT : R600_2OP <
Tom Stellardb40ada92013-02-07 14:02:27 +0000763 0x3B, "SETGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000764 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000765>;
766
767def SETGE_INT : R600_2OP <
768 0x3C, "SETGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000769 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000770>;
771
772def SETNE_INT : R600_2OP <
773 0x3D, "SETNE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000774 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000775>;
776
777def SETGT_UINT : R600_2OP <
778 0x3E, "SETGT_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000779 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000780>;
781
782def SETGE_UINT : R600_2OP <
783 0x3F, "SETGE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000784 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000785>;
786
787def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
788def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
789def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
790def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
791
792def CNDE_INT : R600_3OP <
793 0x1C, "CNDE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000794 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000795>;
796
797def CNDGE_INT : R600_3OP <
798 0x1E, "CNDGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000799 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000800>;
801
802def CNDGT_INT : R600_3OP <
803 0x1D, "CNDGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000804 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000805>;
806
807//===----------------------------------------------------------------------===//
808// Texture instructions
809//===----------------------------------------------------------------------===//
810
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000811let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
812
813class R600_TEX <bits<11> inst, string opName> :
814 InstR600 <(outs R600_Reg128:$DST_GPR),
815 (ins R600_Reg128:$SRC_GPR,
816 RSel:$srcx, RSel:$srcy, RSel:$srcz, RSel:$srcw,
817 i32imm:$offsetx, i32imm:$offsety, i32imm:$offsetz,
818 RSel:$DST_SEL_X, RSel:$DST_SEL_Y, RSel:$DST_SEL_Z, RSel:$DST_SEL_W,
819 i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
820 CT:$COORD_TYPE_X, CT:$COORD_TYPE_Y, CT:$COORD_TYPE_Z,
821 CT:$COORD_TYPE_W),
822 !strconcat(opName,
823 " $DST_GPR.$DST_SEL_X$DST_SEL_Y$DST_SEL_Z$DST_SEL_W, "
824 "$SRC_GPR.$srcx$srcy$srcz$srcw "
825 "RID:$RESOURCE_ID SID:$SAMPLER_ID "
826 "CT:$COORD_TYPE_X$COORD_TYPE_Y$COORD_TYPE_Z$COORD_TYPE_W"),
827 [],
828 NullALU>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
829 let Inst{31-0} = Word0;
830 let Inst{63-32} = Word1;
831
832 let TEX_INST = inst{4-0};
833 let SRC_REL = 0;
834 let DST_REL = 0;
835 let LOD_BIAS = 0;
836
837 let INST_MOD = 0;
838 let FETCH_WHOLE_QUAD = 0;
839 let ALT_CONST = 0;
840 let SAMPLER_INDEX_MODE = 0;
841 let RESOURCE_INDEX_MODE = 0;
842
843 let TEXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000844}
845
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000846} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
Tom Stellard75aadc22012-12-11 21:25:42 +0000847
Tom Stellard75aadc22012-12-11 21:25:42 +0000848
Tom Stellard75aadc22012-12-11 21:25:42 +0000849
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000850def TEX_SAMPLE : R600_TEX <0x10, "TEX_SAMPLE">;
851def TEX_SAMPLE_C : R600_TEX <0x18, "TEX_SAMPLE_C">;
852def TEX_SAMPLE_L : R600_TEX <0x11, "TEX_SAMPLE_L">;
853def TEX_SAMPLE_C_L : R600_TEX <0x19, "TEX_SAMPLE_C_L">;
854def TEX_SAMPLE_LB : R600_TEX <0x12, "TEX_SAMPLE_LB">;
855def TEX_SAMPLE_C_LB : R600_TEX <0x1A, "TEX_SAMPLE_C_LB">;
856def TEX_LD : R600_TEX <0x03, "TEX_LD">;
857def TEX_GET_TEXTURE_RESINFO : R600_TEX <0x04, "TEX_GET_TEXTURE_RESINFO">;
858def TEX_GET_GRADIENTS_H : R600_TEX <0x07, "TEX_GET_GRADIENTS_H">;
859def TEX_GET_GRADIENTS_V : R600_TEX <0x08, "TEX_GET_GRADIENTS_V">;
860def TEX_SET_GRADIENTS_H : R600_TEX <0x0B, "TEX_SET_GRADIENTS_H">;
861def TEX_SET_GRADIENTS_V : R600_TEX <0x0C, "TEX_SET_GRADIENTS_V">;
862def TEX_SAMPLE_G : R600_TEX <0x14, "TEX_SAMPLE_G">;
863def TEX_SAMPLE_C_G : R600_TEX <0x1C, "TEX_SAMPLE_C_G">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000864
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000865defm : TexPattern<0, TEX_SAMPLE>;
866defm : TexPattern<1, TEX_SAMPLE_C>;
867defm : TexPattern<2, TEX_SAMPLE_L>;
868defm : TexPattern<3, TEX_SAMPLE_C_L>;
869defm : TexPattern<4, TEX_SAMPLE_LB>;
870defm : TexPattern<5, TEX_SAMPLE_C_LB>;
871defm : TexPattern<6, TEX_LD, v4i32>;
872defm : TexPattern<7, TEX_GET_TEXTURE_RESINFO, v4i32>;
873defm : TexPattern<8, TEX_GET_GRADIENTS_H>;
874defm : TexPattern<9, TEX_GET_GRADIENTS_V>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000875
876//===----------------------------------------------------------------------===//
877// Helper classes for common instructions
878//===----------------------------------------------------------------------===//
879
880class MUL_LIT_Common <bits<5> inst> : R600_3OP <
881 inst, "MUL_LIT",
882 []
883>;
884
885class MULADD_Common <bits<5> inst> : R600_3OP <
886 inst, "MULADD",
Vincent Lejeune1ce13f52013-02-18 14:11:28 +0000887 []
888>;
889
890class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
891 inst, "MULADD_IEEE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000892 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000893>;
894
895class CNDE_Common <bits<5> inst> : R600_3OP <
896 inst, "CNDE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000897 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000898>;
899
900class CNDGT_Common <bits<5> inst> : R600_3OP <
901 inst, "CNDGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000902 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000903>;
904
905class CNDGE_Common <bits<5> inst> : R600_3OP <
906 inst, "CNDGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000907 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000908>;
909
Tom Stellard75aadc22012-12-11 21:25:42 +0000910
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000911let isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
912class R600_VEC2OP<list<dag> pattern> : InstR600 <(outs R600_Reg32:$dst), (ins
913// Slot X
914 UEM:$update_exec_mask_X, UP:$update_pred_X, WRITE:$write_X,
915 OMOD:$omod_X, REL:$dst_rel_X, CLAMP:$clamp_X,
916 R600_TReg32_X:$src0_X, NEG:$src0_neg_X, REL:$src0_rel_X, ABS:$src0_abs_X, SEL:$src0_sel_X,
917 R600_TReg32_X:$src1_X, NEG:$src1_neg_X, REL:$src1_rel_X, ABS:$src1_abs_X, SEL:$src1_sel_X,
918 R600_Pred:$pred_sel_X,
919// Slot Y
920 UEM:$update_exec_mask_Y, UP:$update_pred_Y, WRITE:$write_Y,
921 OMOD:$omod_Y, REL:$dst_rel_Y, CLAMP:$clamp_Y,
922 R600_TReg32_Y:$src0_Y, NEG:$src0_neg_Y, REL:$src0_rel_Y, ABS:$src0_abs_Y, SEL:$src0_sel_Y,
923 R600_TReg32_Y:$src1_Y, NEG:$src1_neg_Y, REL:$src1_rel_Y, ABS:$src1_abs_Y, SEL:$src1_sel_Y,
924 R600_Pred:$pred_sel_Y,
925// Slot Z
926 UEM:$update_exec_mask_Z, UP:$update_pred_Z, WRITE:$write_Z,
927 OMOD:$omod_Z, REL:$dst_rel_Z, CLAMP:$clamp_Z,
928 R600_TReg32_Z:$src0_Z, NEG:$src0_neg_Z, REL:$src0_rel_Z, ABS:$src0_abs_Z, SEL:$src0_sel_Z,
929 R600_TReg32_Z:$src1_Z, NEG:$src1_neg_Z, REL:$src1_rel_Z, ABS:$src1_abs_Z, SEL:$src1_sel_Z,
930 R600_Pred:$pred_sel_Z,
931// Slot W
932 UEM:$update_exec_mask_W, UP:$update_pred_W, WRITE:$write_W,
933 OMOD:$omod_W, REL:$dst_rel_W, CLAMP:$clamp_W,
934 R600_TReg32_W:$src0_W, NEG:$src0_neg_W, REL:$src0_rel_W, ABS:$src0_abs_W, SEL:$src0_sel_W,
935 R600_TReg32_W:$src1_W, NEG:$src1_neg_W, REL:$src1_rel_W, ABS:$src1_abs_W, SEL:$src1_sel_W,
936 R600_Pred:$pred_sel_W,
937 LITERAL:$literal0, LITERAL:$literal1),
938 "",
939 pattern,
Tom Stellard02661d92013-06-25 21:22:18 +0000940 AnyALU> {
941
942 let UseNamedOperandTable = 1;
943
944}
Tom Stellard75aadc22012-12-11 21:25:42 +0000945}
946
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000947def DOT_4 : R600_VEC2OP<[(set R600_Reg32:$dst, (DOT4
948 R600_TReg32_X:$src0_X, R600_TReg32_X:$src1_X,
949 R600_TReg32_Y:$src0_Y, R600_TReg32_Y:$src1_Y,
950 R600_TReg32_Z:$src0_Z, R600_TReg32_Z:$src1_Z,
951 R600_TReg32_W:$src0_W, R600_TReg32_W:$src1_W))]>;
952
953
954class DOT4_Common <bits<11> inst> : R600_2OP <inst, "DOT4", []>;
955
956
Tom Stellard75aadc22012-12-11 21:25:42 +0000957let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
958multiclass CUBE_Common <bits<11> inst> {
959
960 def _pseudo : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +0000961 (outs R600_Reg128:$dst),
Tom Stellard02661d92013-06-25 21:22:18 +0000962 (ins R600_Reg128:$src0),
963 "CUBE $dst $src0",
964 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src0))],
Tom Stellard75aadc22012-12-11 21:25:42 +0000965 VecALU
966 > {
967 let isPseudo = 1;
Tom Stellard02661d92013-06-25 21:22:18 +0000968 let UseNamedOperandTable = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000969 }
970
971 def _real : R600_2OP <inst, "CUBE", []>;
972}
973} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
974
975class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
976 inst, "EXP_IEEE", fexp2
Vincent Lejeune076c0b22013-04-30 00:14:17 +0000977> {
978 let TransOnly = 1;
979 let Itinerary = TransALU;
980}
Tom Stellard75aadc22012-12-11 21:25:42 +0000981
982class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
983 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeune076c0b22013-04-30 00:14:17 +0000984> {
985 let TransOnly = 1;
986 let Itinerary = TransALU;
987}
Tom Stellard75aadc22012-12-11 21:25:42 +0000988
989class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
990 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +0000991> {
992 let TransOnly = 1;
993 let Itinerary = TransALU;
994}
Tom Stellard75aadc22012-12-11 21:25:42 +0000995
996class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
997 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeune076c0b22013-04-30 00:14:17 +0000998> {
999 let TransOnly = 1;
1000 let Itinerary = TransALU;
1001}
Tom Stellard75aadc22012-12-11 21:25:42 +00001002
1003class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1004 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001005> {
1006 let TransOnly = 1;
1007 let Itinerary = TransALU;
1008}
Tom Stellard75aadc22012-12-11 21:25:42 +00001009
1010class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1011 inst, "LOG_CLAMPED", []
1012>;
1013
1014class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1015 inst, "LOG_IEEE", flog2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001016> {
1017 let TransOnly = 1;
1018 let Itinerary = TransALU;
1019}
Tom Stellard75aadc22012-12-11 21:25:42 +00001020
1021class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1022class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1023class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1024class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1025 inst, "MULHI_INT", mulhs
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001026> {
1027 let TransOnly = 1;
1028 let Itinerary = TransALU;
1029}
Tom Stellard75aadc22012-12-11 21:25:42 +00001030class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1031 inst, "MULHI", mulhu
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001032> {
1033 let TransOnly = 1;
1034 let Itinerary = TransALU;
1035}
Tom Stellard75aadc22012-12-11 21:25:42 +00001036class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1037 inst, "MULLO_INT", mul
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001038> {
1039 let TransOnly = 1;
1040 let Itinerary = TransALU;
1041}
1042class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1043 let TransOnly = 1;
1044 let Itinerary = TransALU;
1045}
Tom Stellard75aadc22012-12-11 21:25:42 +00001046
1047class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1048 inst, "RECIP_CLAMPED", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001049> {
1050 let TransOnly = 1;
1051 let Itinerary = TransALU;
1052}
Tom Stellard75aadc22012-12-11 21:25:42 +00001053
1054class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001055 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001056> {
1057 let TransOnly = 1;
1058 let Itinerary = TransALU;
1059}
Tom Stellard75aadc22012-12-11 21:25:42 +00001060
1061class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1062 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001063> {
1064 let TransOnly = 1;
1065 let Itinerary = TransALU;
1066}
Tom Stellard75aadc22012-12-11 21:25:42 +00001067
1068class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1069 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001070> {
1071 let TransOnly = 1;
1072 let Itinerary = TransALU;
1073}
Tom Stellard75aadc22012-12-11 21:25:42 +00001074
1075class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1076 inst, "RECIPSQRT_IEEE", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001077> {
1078 let TransOnly = 1;
1079 let Itinerary = TransALU;
1080}
Tom Stellard75aadc22012-12-11 21:25:42 +00001081
1082class SIN_Common <bits<11> inst> : R600_1OP <
1083 inst, "SIN", []>{
1084 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001085 let TransOnly = 1;
1086 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001087}
1088
1089class COS_Common <bits<11> inst> : R600_1OP <
1090 inst, "COS", []> {
1091 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001092 let TransOnly = 1;
1093 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001094}
1095
1096//===----------------------------------------------------------------------===//
1097// Helper patterns for complex intrinsics
1098//===----------------------------------------------------------------------===//
1099
1100multiclass DIV_Common <InstR600 recip_ieee> {
1101def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001102 (int_AMDGPU_div f32:$src0, f32:$src1),
1103 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001104>;
1105
1106def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001107 (fdiv f32:$src0, f32:$src1),
1108 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001109>;
1110}
1111
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001112class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1113 : Pat <
1114 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1115 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellard75aadc22012-12-11 21:25:42 +00001116>;
1117
1118//===----------------------------------------------------------------------===//
1119// R600 / R700 Instructions
1120//===----------------------------------------------------------------------===//
1121
1122let Predicates = [isR600] in {
1123
1124 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1125 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001126 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001127 def CNDE_r600 : CNDE_Common<0x18>;
1128 def CNDGT_r600 : CNDGT_Common<0x19>;
1129 def CNDGE_r600 : CNDGE_Common<0x1A>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001130 def DOT4_r600 : DOT4_Common<0x50>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001131 defm CUBE_r600 : CUBE_Common<0x52>;
1132 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1133 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1134 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1135 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1136 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1137 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1138 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1139 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1140 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1141 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1142 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1143 def SIN_r600 : SIN_Common<0x6E>;
1144 def COS_r600 : COS_Common<0x6F>;
1145 def ASHR_r600 : ASHR_Common<0x70>;
1146 def LSHR_r600 : LSHR_Common<0x71>;
1147 def LSHL_r600 : LSHL_Common<0x72>;
1148 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1149 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1150 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1151 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1152 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1153
1154 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001155 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001156 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1157
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001158 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001159
1160 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001161 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001162 let Word1{21} = eop;
1163 let Word1{22} = 1; // VALID_PIXEL_MODE
1164 let Word1{30-23} = inst;
1165 let Word1{31} = 1; // BARRIER
1166 }
1167 defm : ExportPattern<R600_ExportSwz, 39>;
1168
1169 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001170 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001171 let Word1{21} = eop;
1172 let Word1{22} = 1; // VALID_PIXEL_MODE
1173 let Word1{30-23} = inst;
1174 let Word1{31} = 1; // BARRIER
1175 }
1176 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001177
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001178 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$CNT),
1179 "TEX $CNT @$ADDR"> {
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001180 let POP_COUNT = 0;
1181 }
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001182 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$CNT),
1183 "VTX $CNT @$ADDR"> {
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001184 let POP_COUNT = 0;
1185 }
1186 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1187 "LOOP_START_DX10 @$ADDR"> {
1188 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001189 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001190 }
1191 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1192 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001193 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001194 }
1195 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1196 "LOOP_BREAK @$ADDR"> {
1197 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001198 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001199 }
1200 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1201 "CONTINUE @$ADDR"> {
1202 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001203 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001204 }
1205 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1206 "JUMP @$ADDR POP:$POP_COUNT"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001207 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001208 }
1209 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1210 "ELSE @$ADDR POP:$POP_COUNT"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001211 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001212 }
1213 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1214 let ADDR = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001215 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001216 let POP_COUNT = 0;
1217 }
1218 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1219 "POP @$ADDR POP:$POP_COUNT"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001220 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001221 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001222 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001223 let CNT = 0;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001224 let POP_COUNT = 0;
1225 let ADDR = 0;
1226 let END_OF_PROGRAM = 1;
1227 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001228
Tom Stellard75aadc22012-12-11 21:25:42 +00001229}
1230
1231// Helper pattern for normalizing inputs to triginomic instructions for R700+
1232// cards.
1233class COS_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001234 (fcos f32:$src),
1235 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001236>;
1237
1238class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001239 (fsin f32:$src),
1240 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001241>;
1242
1243//===----------------------------------------------------------------------===//
1244// R700 Only instructions
1245//===----------------------------------------------------------------------===//
1246
1247let Predicates = [isR700] in {
1248 def SIN_r700 : SIN_Common<0x6E>;
1249 def COS_r700 : COS_Common<0x6F>;
1250
1251 // R700 normalizes inputs to SIN/COS the same as EG
1252 def : SIN_PAT <SIN_r700>;
1253 def : COS_PAT <COS_r700>;
1254}
1255
1256//===----------------------------------------------------------------------===//
1257// Evergreen Only instructions
1258//===----------------------------------------------------------------------===//
1259
1260let Predicates = [isEG] in {
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001261
Tom Stellard75aadc22012-12-11 21:25:42 +00001262def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1263defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1264
1265def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1266def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1267def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1268def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1269def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1270def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1271def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1272def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1273def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1274def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1275def SIN_eg : SIN_Common<0x8D>;
1276def COS_eg : COS_Common<0x8E>;
1277
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001278def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001279def : SIN_PAT <SIN_eg>;
1280def : COS_PAT <COS_eg>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001281def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellard6aa0d552013-06-14 22:12:24 +00001282
1283//===----------------------------------------------------------------------===//
1284// Memory read/write instructions
1285//===----------------------------------------------------------------------===//
1286let usesCustomInserter = 1 in {
1287
1288class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> mask, string name,
1289 list<dag> pattern>
1290 : EG_CF_RAT <0x57, 0x2, mask, (outs), ins, name, pattern> {
1291}
1292
1293} // End usesCustomInserter = 1
1294
1295// 32-bit store
1296def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1297 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1298 0x1, "RAT_WRITE_CACHELESS_32_eg $rw_gpr, $index_gpr, $eop",
1299 [(global_store i32:$rw_gpr, i32:$index_gpr)]
1300>;
1301
1302//128-bit store
1303def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1304 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1305 0xf, "RAT_WRITE_CACHELESS_128 $rw_gpr.XYZW, $index_gpr, $eop",
1306 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
1307>;
1308
Tom Stellardecf9d862013-06-14 22:12:30 +00001309class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
1310 : VTX_WORD0_eg, VTX_READ<name, buffer_id, outs, pattern> {
1311
1312 // Static fields
1313 let VC_INST = 0;
1314 let FETCH_TYPE = 2;
1315 let FETCH_WHOLE_QUAD = 0;
1316 let BUFFER_ID = buffer_id;
1317 let SRC_REL = 0;
1318 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1319 // to store vertex addresses in any channel, not just X.
1320 let SRC_SEL_X = 0;
1321
1322 let Inst{31-0} = Word0;
1323}
1324
1325class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
1326 : VTX_READ_eg <"VTX_READ_8 $dst_gpr, $src_gpr", buffer_id,
1327 (outs R600_TReg32_X:$dst_gpr), pattern> {
1328
1329 let MEGA_FETCH_COUNT = 1;
1330 let DST_SEL_X = 0;
1331 let DST_SEL_Y = 7; // Masked
1332 let DST_SEL_Z = 7; // Masked
1333 let DST_SEL_W = 7; // Masked
1334 let DATA_FORMAT = 1; // FMT_8
1335}
1336
1337class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
1338 : VTX_READ_eg <"VTX_READ_16 $dst_gpr, $src_gpr", buffer_id,
1339 (outs R600_TReg32_X:$dst_gpr), pattern> {
1340 let MEGA_FETCH_COUNT = 2;
1341 let DST_SEL_X = 0;
1342 let DST_SEL_Y = 7; // Masked
1343 let DST_SEL_Z = 7; // Masked
1344 let DST_SEL_W = 7; // Masked
1345 let DATA_FORMAT = 5; // FMT_16
1346
1347}
1348
1349class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
1350 : VTX_READ_eg <"VTX_READ_32 $dst_gpr, $src_gpr", buffer_id,
1351 (outs R600_TReg32_X:$dst_gpr), pattern> {
1352
1353 let MEGA_FETCH_COUNT = 4;
1354 let DST_SEL_X = 0;
1355 let DST_SEL_Y = 7; // Masked
1356 let DST_SEL_Z = 7; // Masked
1357 let DST_SEL_W = 7; // Masked
1358 let DATA_FORMAT = 0xD; // COLOR_32
1359
1360 // This is not really necessary, but there were some GPU hangs that appeared
1361 // to be caused by ALU instructions in the next instruction group that wrote
1362 // to the $src_gpr registers of the VTX_READ.
1363 // e.g.
1364 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1365 // %T2_X<def> = MOV %ZERO
1366 //Adding this constraint prevents this from happening.
1367 let Constraints = "$src_gpr.ptr = $dst_gpr";
1368}
1369
1370class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
1371 : VTX_READ_eg <"VTX_READ_128 $dst_gpr.XYZW, $src_gpr", buffer_id,
1372 (outs R600_Reg128:$dst_gpr), pattern> {
1373
1374 let MEGA_FETCH_COUNT = 16;
1375 let DST_SEL_X = 0;
1376 let DST_SEL_Y = 1;
1377 let DST_SEL_Z = 2;
1378 let DST_SEL_W = 3;
1379 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1380
1381 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1382 // that holds its buffer address to avoid potential hangs. We can't use
1383 // the same constraint as VTX_READ_32_eg, because the $src_gpr.ptr and $dst
1384 // registers are different sizes.
1385}
1386
1387//===----------------------------------------------------------------------===//
1388// VTX Read from parameter memory space
1389//===----------------------------------------------------------------------===//
1390
1391def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
1392 [(set i32:$dst_gpr, (load_param_zexti8 ADDRVTX_READ:$src_gpr))]
1393>;
1394
1395def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
1396 [(set i32:$dst_gpr, (load_param_zexti16 ADDRVTX_READ:$src_gpr))]
1397>;
1398
1399def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
1400 [(set i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1401>;
1402
1403def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
1404 [(set v4i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1405>;
1406
1407//===----------------------------------------------------------------------===//
1408// VTX Read from global memory space
1409//===----------------------------------------------------------------------===//
1410
1411// 8-bit reads
1412def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
1413 [(set i32:$dst_gpr, (zextloadi8_global ADDRVTX_READ:$src_gpr))]
1414>;
1415
1416// 32-bit reads
1417def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
1418 [(set i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1419>;
1420
1421// 128-bit reads
1422def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
1423 [(set v4i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1424>;
1425
1426//===----------------------------------------------------------------------===//
1427// Constant Loads
1428// XXX: We are currently storing all constants in the global address space.
1429//===----------------------------------------------------------------------===//
1430
1431def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
1432 [(set i32:$dst_gpr, (constant_load ADDRVTX_READ:$src_gpr))]
1433>;
1434
1435
Tom Stellard75aadc22012-12-11 21:25:42 +00001436} // End Predicates = [isEG]
1437
1438//===----------------------------------------------------------------------===//
1439// Evergreen / Cayman Instructions
1440//===----------------------------------------------------------------------===//
1441
1442let Predicates = [isEGorCayman] in {
1443
1444 // BFE_UINT - bit_extract, an optimization for mask and shift
1445 // Src0 = Input
1446 // Src1 = Offset
1447 // Src2 = Width
1448 //
1449 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1450 //
1451 // Example Usage:
1452 // (Offset, Width)
1453 //
1454 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1455 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1456 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1457 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1458 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001459 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1460 i32:$src2))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001461 VecALU
1462 >;
Tom Stellard2b971eb2013-05-10 02:09:45 +00001463 def : BFEPattern <BFE_UINT_eg>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001464
Tom Stellard6a6eced2013-05-03 17:21:24 +00001465 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
Tom Stellard9d10c4c2013-04-19 02:11:06 +00001466 defm : BFIPatterns <BFI_INT_eg>;
1467
Tom Stellard5643c4a2013-05-20 15:02:19 +00001468 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT", [], VecALU>;
1469 def : ROTRPattern <BIT_ALIGN_INT_eg>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001470
1471 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001472 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001473 def ASHR_eg : ASHR_Common<0x15>;
1474 def LSHR_eg : LSHR_Common<0x16>;
1475 def LSHL_eg : LSHL_Common<0x17>;
1476 def CNDE_eg : CNDE_Common<0x19>;
1477 def CNDGT_eg : CNDGT_Common<0x1A>;
1478 def CNDGE_eg : CNDGE_Common<0x1B>;
1479 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1480 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001481 def DOT4_eg : DOT4_Common<0xBE>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001482 defm CUBE_eg : CUBE_Common<0xC0>;
1483
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001484let hasSideEffects = 1 in {
1485 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1486}
1487
Tom Stellard75aadc22012-12-11 21:25:42 +00001488 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1489
1490 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1491 let Pattern = [];
Vincent Lejeune77a83522013-06-29 19:32:43 +00001492 let TransOnly = 0;
1493 let Itinerary = AnyALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001494 }
1495
1496 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1497
1498 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1499 let Pattern = [];
1500 }
1501
1502 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1503
Tom Stellardce540332013-06-28 15:46:59 +00001504def GROUP_BARRIER : InstR600 <
1505 (outs), (ins), " GROUP_BARRIER", [(int_AMDGPU_barrier_local)], AnyALU>,
1506 R600ALU_Word0,
1507 R600ALU_Word1_OP2 <0x54> {
1508
1509 let dst = 0;
1510 let dst_rel = 0;
1511 let src0 = 0;
1512 let src0_rel = 0;
1513 let src0_neg = 0;
1514 let src0_abs = 0;
1515 let src1 = 0;
1516 let src1_rel = 0;
1517 let src1_neg = 0;
1518 let src1_abs = 0;
1519 let write = 0;
1520 let omod = 0;
1521 let clamp = 0;
1522 let last = 1;
1523 let bank_swizzle = 0;
1524 let pred_sel = 0;
1525 let update_exec_mask = 0;
1526 let update_pred = 0;
1527
1528 let Inst{31-0} = Word0;
1529 let Inst{63-32} = Word1;
1530
1531 let ALUInst = 1;
1532}
1533
Tom Stellardc026e8b2013-06-28 15:47:08 +00001534//===----------------------------------------------------------------------===//
1535// LDS Instructions
1536//===----------------------------------------------------------------------===//
1537class R600_LDS <bits<6> op, dag outs, dag ins, string asm,
1538 list<dag> pattern = []> :
1539
1540 InstR600 <outs, ins, asm, pattern, XALU>,
1541 R600_ALU_LDS_Word0,
1542 R600LDS_Word1 {
1543
1544 bits<6> offset = 0;
1545 let lds_op = op;
1546
1547 let Word1{27} = offset{0};
1548 let Word1{12} = offset{1};
1549 let Word1{28} = offset{2};
1550 let Word1{31} = offset{3};
1551 let Word0{12} = offset{4};
1552 let Word0{25} = offset{5};
1553
1554
1555 let Inst{31-0} = Word0;
1556 let Inst{63-32} = Word1;
1557
1558 let ALUInst = 1;
1559 let HasNativeOperands = 1;
1560 let UseNamedOperandTable = 1;
1561}
1562
1563class R600_LDS_1A <bits<6> lds_op, string name, list<dag> pattern> : R600_LDS <
1564 lds_op,
1565 (outs R600_Reg32:$dst),
1566 (ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
1567 LAST:$last, R600_Pred:$pred_sel,
1568 BANK_SWIZZLE:$bank_swizzle),
1569 " "#name#" $last OQAP, $src0$src0_rel $pred_sel",
1570 pattern
1571 > {
1572
1573 let src1 = 0;
1574 let src1_rel = 0;
1575 let src2 = 0;
1576 let src2_rel = 0;
1577
1578 let Defs = [OQAP];
1579 let usesCustomInserter = 1;
1580 let LDS_1A = 1;
1581 let DisableEncoding = "$dst";
1582}
1583
1584class R600_LDS_1A1D <bits<6> lds_op, string name, list<dag> pattern> :
1585 R600_LDS <
1586 lds_op,
1587 (outs),
1588 (ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
1589 R600_Reg32:$src1, REL:$src1_rel, SEL:$src1_sel,
1590 LAST:$last, R600_Pred:$pred_sel,
1591 BANK_SWIZZLE:$bank_swizzle),
1592 " "#name#" $last $src0$src0_rel, $src1$src1_rel, $pred_sel",
1593 pattern
1594 > {
1595
1596 let src2 = 0;
1597 let src2_rel = 0;
1598 let LDS_1A1D = 1;
1599}
1600
1601def LDS_READ_RET : R600_LDS_1A <0x32, "LDS_READ_RET",
1602 [(set (i32 R600_Reg32:$dst), (local_load R600_Reg32:$src0))]
1603>;
1604
1605def LDS_WRITE : R600_LDS_1A1D <0xD, "LDS_WRITE",
1606 [(local_store (i32 R600_Reg32:$src1), R600_Reg32:$src0)]
1607>;
1608
Tom Stellard75aadc22012-12-11 21:25:42 +00001609 // TRUNC is used for the FLT_TO_INT instructions to work around a
1610 // perceived problem where the rounding modes are applied differently
1611 // depending on the instruction and the slot they are in.
1612 // See:
1613 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1614 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1615 //
1616 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1617 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1618 // We should look into handling these cases separately.
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001619 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001620
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001621 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001622
Tom Stellardeac65dd2013-05-03 17:21:20 +00001623 // SHA-256 Patterns
1624 def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
1625
Tom Stellard75aadc22012-12-11 21:25:42 +00001626 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001627 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001628 let Word1{20} = 1; // VALID_PIXEL_MODE
1629 let Word1{21} = eop;
1630 let Word1{29-22} = inst;
1631 let Word1{30} = 0; // MARK
1632 let Word1{31} = 1; // BARRIER
1633 }
1634 defm : ExportPattern<EG_ExportSwz, 83>;
1635
1636 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001637 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001638 let Word1{20} = 1; // VALID_PIXEL_MODE
1639 let Word1{21} = eop;
1640 let Word1{29-22} = inst;
1641 let Word1{30} = 0; // MARK
1642 let Word1{31} = 1; // BARRIER
1643 }
1644 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1645
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001646 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1647 "TEX $COUNT @$ADDR"> {
1648 let POP_COUNT = 0;
1649 }
1650 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1651 "VTX $COUNT @$ADDR"> {
1652 let POP_COUNT = 0;
1653 }
1654 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1655 "LOOP_START_DX10 @$ADDR"> {
1656 let POP_COUNT = 0;
1657 let COUNT = 0;
1658 }
1659 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1660 let POP_COUNT = 0;
1661 let COUNT = 0;
1662 }
1663 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1664 "LOOP_BREAK @$ADDR"> {
1665 let POP_COUNT = 0;
1666 let COUNT = 0;
1667 }
1668 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1669 "CONTINUE @$ADDR"> {
1670 let POP_COUNT = 0;
1671 let COUNT = 0;
1672 }
1673 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1674 "JUMP @$ADDR POP:$POP_COUNT"> {
1675 let COUNT = 0;
1676 }
1677 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1678 "ELSE @$ADDR POP:$POP_COUNT"> {
1679 let COUNT = 0;
1680 }
1681 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1682 let ADDR = 0;
1683 let COUNT = 0;
1684 let POP_COUNT = 0;
1685 }
1686 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1687 "POP @$ADDR POP:$POP_COUNT"> {
1688 let COUNT = 0;
1689 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001690 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1691 let COUNT = 0;
1692 let POP_COUNT = 0;
1693 let ADDR = 0;
1694 let END_OF_PROGRAM = 1;
1695 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001696
Tom Stellardecf9d862013-06-14 22:12:30 +00001697} // End Predicates = [isEGorCayman]
Tom Stellard75aadc22012-12-11 21:25:42 +00001698
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001699//===----------------------------------------------------------------------===//
1700// Regist loads and stores - for indirect addressing
1701//===----------------------------------------------------------------------===//
1702
1703defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1704
Tom Stellard6aa0d552013-06-14 22:12:24 +00001705//===----------------------------------------------------------------------===//
1706// Cayman Instructions
1707//===----------------------------------------------------------------------===//
1708
Tom Stellard75aadc22012-12-11 21:25:42 +00001709let Predicates = [isCayman] in {
1710
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001711let isVector = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00001712
1713def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1714
1715def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1716def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1717def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1718def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1719def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1720def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzera2e28152013-03-22 14:09:10 +00001721def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001722def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1723def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1724def SIN_cm : SIN_Common<0x8D>;
1725def COS_cm : COS_Common<0x8E>;
1726} // End isVector = 1
1727
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001728def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001729def : SIN_PAT <SIN_cm>;
1730def : COS_PAT <COS_cm>;
1731
1732defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1733
1734// RECIP_UINT emulation for Cayman
Michel Danzer8caa9042013-04-10 17:17:56 +00001735// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellard75aadc22012-12-11 21:25:42 +00001736def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001737 (AMDGPUurecip i32:$src0),
1738 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzer8caa9042013-04-10 17:17:56 +00001739 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellard75aadc22012-12-11 21:25:42 +00001740>;
1741
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001742 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
1743 let ADDR = 0;
1744 let POP_COUNT = 0;
1745 let COUNT = 0;
1746 }
Tom Stellard75aadc22012-12-11 21:25:42 +00001747
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001748def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001749
Tom Stellard6aa0d552013-06-14 22:12:24 +00001750
1751def RAT_STORE_DWORD_cm : EG_CF_RAT <
1752 0x57, 0x14, 0x1, (outs),
1753 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr),
1754 "EXPORT_RAT_INST_STORE_DWORD $rw_gpr, $index_gpr",
1755 [(global_store i32:$rw_gpr, i32:$index_gpr)]
1756> {
1757 let eop = 0; // This bit is not used on Cayman.
1758}
1759
Tom Stellardecf9d862013-06-14 22:12:30 +00001760class VTX_READ_cm <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
1761 : VTX_WORD0_cm, VTX_READ<name, buffer_id, outs, pattern> {
1762
1763 // Static fields
1764 let VC_INST = 0;
1765 let FETCH_TYPE = 2;
1766 let FETCH_WHOLE_QUAD = 0;
1767 let BUFFER_ID = buffer_id;
1768 let SRC_REL = 0;
1769 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1770 // to store vertex addresses in any channel, not just X.
1771 let SRC_SEL_X = 0;
1772 let SRC_SEL_Y = 0;
1773 let STRUCTURED_READ = 0;
1774 let LDS_REQ = 0;
1775 let COALESCED_READ = 0;
1776
1777 let Inst{31-0} = Word0;
1778}
1779
1780class VTX_READ_8_cm <bits<8> buffer_id, list<dag> pattern>
1781 : VTX_READ_cm <"VTX_READ_8 $dst_gpr, $src_gpr", buffer_id,
1782 (outs R600_TReg32_X:$dst_gpr), pattern> {
1783
1784 let DST_SEL_X = 0;
1785 let DST_SEL_Y = 7; // Masked
1786 let DST_SEL_Z = 7; // Masked
1787 let DST_SEL_W = 7; // Masked
1788 let DATA_FORMAT = 1; // FMT_8
1789}
1790
1791class VTX_READ_16_cm <bits<8> buffer_id, list<dag> pattern>
1792 : VTX_READ_cm <"VTX_READ_16 $dst_gpr, $src_gpr", buffer_id,
1793 (outs R600_TReg32_X:$dst_gpr), pattern> {
1794 let DST_SEL_X = 0;
1795 let DST_SEL_Y = 7; // Masked
1796 let DST_SEL_Z = 7; // Masked
1797 let DST_SEL_W = 7; // Masked
1798 let DATA_FORMAT = 5; // FMT_16
1799
1800}
1801
1802class VTX_READ_32_cm <bits<8> buffer_id, list<dag> pattern>
1803 : VTX_READ_cm <"VTX_READ_32 $dst_gpr, $src_gpr", buffer_id,
1804 (outs R600_TReg32_X:$dst_gpr), pattern> {
1805
1806 let DST_SEL_X = 0;
1807 let DST_SEL_Y = 7; // Masked
1808 let DST_SEL_Z = 7; // Masked
1809 let DST_SEL_W = 7; // Masked
1810 let DATA_FORMAT = 0xD; // COLOR_32
1811
1812 // This is not really necessary, but there were some GPU hangs that appeared
1813 // to be caused by ALU instructions in the next instruction group that wrote
1814 // to the $src_gpr registers of the VTX_READ.
1815 // e.g.
1816 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1817 // %T2_X<def> = MOV %ZERO
1818 //Adding this constraint prevents this from happening.
1819 let Constraints = "$src_gpr.ptr = $dst_gpr";
1820}
1821
1822class VTX_READ_128_cm <bits<8> buffer_id, list<dag> pattern>
1823 : VTX_READ_cm <"VTX_READ_128 $dst_gpr.XYZW, $src_gpr", buffer_id,
1824 (outs R600_Reg128:$dst_gpr), pattern> {
1825
1826 let DST_SEL_X = 0;
1827 let DST_SEL_Y = 1;
1828 let DST_SEL_Z = 2;
1829 let DST_SEL_W = 3;
1830 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1831
1832 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1833 // that holds its buffer address to avoid potential hangs. We can't use
1834 // the same constraint as VTX_READ_32_eg, because the $src_gpr.ptr and $dst
1835 // registers are different sizes.
1836}
1837
1838//===----------------------------------------------------------------------===//
1839// VTX Read from parameter memory space
1840//===----------------------------------------------------------------------===//
1841def VTX_READ_PARAM_8_cm : VTX_READ_8_cm <0,
1842 [(set i32:$dst_gpr, (load_param_zexti8 ADDRVTX_READ:$src_gpr))]
1843>;
1844
1845def VTX_READ_PARAM_16_cm : VTX_READ_16_cm <0,
1846 [(set i32:$dst_gpr, (load_param_zexti16 ADDRVTX_READ:$src_gpr))]
1847>;
1848
1849def VTX_READ_PARAM_32_cm : VTX_READ_32_cm <0,
1850 [(set i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1851>;
1852
1853def VTX_READ_PARAM_128_cm : VTX_READ_128_cm <0,
1854 [(set v4i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1855>;
1856
1857//===----------------------------------------------------------------------===//
1858// VTX Read from global memory space
1859//===----------------------------------------------------------------------===//
1860
1861// 8-bit reads
1862def VTX_READ_GLOBAL_8_cm : VTX_READ_8_cm <1,
1863 [(set i32:$dst_gpr, (zextloadi8_global ADDRVTX_READ:$src_gpr))]
1864>;
1865
1866// 32-bit reads
1867def VTX_READ_GLOBAL_32_cm : VTX_READ_32_cm <1,
1868 [(set i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1869>;
1870
1871// 128-bit reads
1872def VTX_READ_GLOBAL_128_cm : VTX_READ_128_cm <1,
1873 [(set v4i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1874>;
1875
Tom Stellard9810ec62013-06-25 02:39:30 +00001876//===----------------------------------------------------------------------===//
1877// Constant Loads
1878// XXX: We are currently storing all constants in the global address space.
1879//===----------------------------------------------------------------------===//
1880
1881def CONSTANT_LOAD_cm : VTX_READ_32_cm <1,
1882 [(set i32:$dst_gpr, (constant_load ADDRVTX_READ:$src_gpr))]
1883>;
1884
Tom Stellard75aadc22012-12-11 21:25:42 +00001885} // End isCayman
1886
1887//===----------------------------------------------------------------------===//
1888// Branch Instructions
1889//===----------------------------------------------------------------------===//
1890
1891
1892def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
1893 "IF_PREDICATE_SET $src", []>;
1894
1895def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
1896 "PREDICATED_BREAK $src", []>;
1897
1898//===----------------------------------------------------------------------===//
1899// Pseudo instructions
1900//===----------------------------------------------------------------------===//
1901
1902let isPseudo = 1 in {
1903
1904def PRED_X : InstR600 <
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001905 (outs R600_Predicate_Bit:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001906 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
1907 "", [], NullALU> {
1908 let FlagOperandIdx = 3;
1909}
1910
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001911let isTerminator = 1, isBranch = 1 in {
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001912def JUMP_COND : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001913 (outs),
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001914 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellard75aadc22012-12-11 21:25:42 +00001915 "JUMP $target ($p)",
1916 [], AnyALU
1917 >;
1918
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001919def JUMP : InstR600 <
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001920 (outs),
1921 (ins brtarget:$target),
1922 "JUMP $target",
1923 [], AnyALU
1924 >
1925{
1926 let isPredicable = 1;
1927 let isBarrier = 1;
1928}
1929
1930} // End isTerminator = 1, isBranch = 1
Tom Stellard75aadc22012-12-11 21:25:42 +00001931
1932let usesCustomInserter = 1 in {
1933
1934let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
1935
1936def MASK_WRITE : AMDGPUShaderInst <
1937 (outs),
1938 (ins R600_Reg32:$src),
1939 "MASK_WRITE $src",
1940 []
1941>;
1942
1943} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
1944
Tom Stellard75aadc22012-12-11 21:25:42 +00001945
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001946def TXD: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001947 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001948 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
1949 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00001950 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001951 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
1952 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
1953 NullALU > {
Vincent Lejeunec2991642013-04-30 00:13:39 +00001954 let TEXInst = 1;
1955}
Tom Stellard75aadc22012-12-11 21:25:42 +00001956
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001957def TXD_SHADOW: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001958 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001959 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
1960 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00001961 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001962 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
1963 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
1964 NullALU
Vincent Lejeunec2991642013-04-30 00:13:39 +00001965> {
1966 let TEXInst = 1;
1967}
Tom Stellard75aadc22012-12-11 21:25:42 +00001968} // End isPseudo = 1
1969} // End usesCustomInserter = 1
1970
1971def CLAMP_R600 : CLAMP <R600_Reg32>;
1972def FABS_R600 : FABS<R600_Reg32>;
1973def FNEG_R600 : FNEG<R600_Reg32>;
1974
1975//===---------------------------------------------------------------------===//
1976// Return instruction
1977//===---------------------------------------------------------------------===//
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001978let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesenfdc37672013-02-05 17:53:52 +00001979 usesCustomInserter = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00001980 def RETURN : ILFormat<(outs), (ins variable_ops),
1981 "RETURN", [(IL_retflag)]>;
1982}
1983
Tom Stellard365366f2013-01-23 02:09:06 +00001984
1985//===----------------------------------------------------------------------===//
1986// Constant Buffer Addressing Support
1987//===----------------------------------------------------------------------===//
1988
Vincent Lejeune0b72f102013-03-05 15:04:55 +00001989let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard365366f2013-01-23 02:09:06 +00001990def CONST_COPY : Instruction {
1991 let OutOperandList = (outs R600_Reg32:$dst);
1992 let InOperandList = (ins i32imm:$src);
Vincent Lejeune0b72f102013-03-05 15:04:55 +00001993 let Pattern =
1994 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard365366f2013-01-23 02:09:06 +00001995 let AsmString = "CONST_COPY";
1996 let neverHasSideEffects = 1;
1997 let isAsCheapAsAMove = 1;
1998 let Itinerary = NullALU;
1999}
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002000} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard365366f2013-01-23 02:09:06 +00002001
2002def TEX_VTX_CONSTBUF :
Vincent Lejeune743dca02013-03-05 15:04:29 +00002003 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002004 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellardecf9d862013-06-14 22:12:30 +00002005 VTX_WORD1_GPR, VTX_WORD0_eg {
Tom Stellard365366f2013-01-23 02:09:06 +00002006
2007 let VC_INST = 0;
2008 let FETCH_TYPE = 2;
2009 let FETCH_WHOLE_QUAD = 0;
Tom Stellard365366f2013-01-23 02:09:06 +00002010 let SRC_REL = 0;
2011 let SRC_SEL_X = 0;
2012 let DST_REL = 0;
2013 let USE_CONST_FIELDS = 0;
2014 let NUM_FORMAT_ALL = 2;
2015 let FORMAT_COMP_ALL = 1;
2016 let SRF_MODE_ALL = 1;
2017 let MEGA_FETCH_COUNT = 16;
2018 let DST_SEL_X = 0;
2019 let DST_SEL_Y = 1;
2020 let DST_SEL_Z = 2;
2021 let DST_SEL_W = 3;
2022 let DATA_FORMAT = 35;
2023
2024 let Inst{31-0} = Word0;
2025 let Inst{63-32} = Word1;
2026
2027// LLVM can only encode 64-bit instructions, so these fields are manually
2028// encoded in R600CodeEmitter
2029//
2030// bits<16> OFFSET;
2031// bits<2> ENDIAN_SWAP = 0;
2032// bits<1> CONST_BUF_NO_STRIDE = 0;
2033// bits<1> MEGA_FETCH = 0;
2034// bits<1> ALT_CONST = 0;
2035// bits<2> BUFFER_INDEX_MODE = 0;
2036
2037
2038
2039// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2040// is done in R600CodeEmitter
2041//
2042// Inst{79-64} = OFFSET;
2043// Inst{81-80} = ENDIAN_SWAP;
2044// Inst{82} = CONST_BUF_NO_STRIDE;
2045// Inst{83} = MEGA_FETCH;
2046// Inst{84} = ALT_CONST;
2047// Inst{86-85} = BUFFER_INDEX_MODE;
2048// Inst{95-86} = 0; Reserved
2049
2050// VTX_WORD3 (Padding)
2051//
2052// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002053 let VTXInst = 1;
Tom Stellard365366f2013-01-23 02:09:06 +00002054}
2055
Vincent Lejeune68501802013-02-18 14:11:19 +00002056def TEX_VTX_TEXBUF:
2057 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002058 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Tom Stellardecf9d862013-06-14 22:12:30 +00002059VTX_WORD1_GPR, VTX_WORD0_eg {
Vincent Lejeune68501802013-02-18 14:11:19 +00002060
2061let VC_INST = 0;
2062let FETCH_TYPE = 2;
2063let FETCH_WHOLE_QUAD = 0;
2064let SRC_REL = 0;
2065let SRC_SEL_X = 0;
2066let DST_REL = 0;
2067let USE_CONST_FIELDS = 1;
2068let NUM_FORMAT_ALL = 0;
2069let FORMAT_COMP_ALL = 0;
2070let SRF_MODE_ALL = 1;
2071let MEGA_FETCH_COUNT = 16;
2072let DST_SEL_X = 0;
2073let DST_SEL_Y = 1;
2074let DST_SEL_Z = 2;
2075let DST_SEL_W = 3;
2076let DATA_FORMAT = 0;
2077
2078let Inst{31-0} = Word0;
2079let Inst{63-32} = Word1;
2080
2081// LLVM can only encode 64-bit instructions, so these fields are manually
2082// encoded in R600CodeEmitter
2083//
2084// bits<16> OFFSET;
2085// bits<2> ENDIAN_SWAP = 0;
2086// bits<1> CONST_BUF_NO_STRIDE = 0;
2087// bits<1> MEGA_FETCH = 0;
2088// bits<1> ALT_CONST = 0;
2089// bits<2> BUFFER_INDEX_MODE = 0;
2090
2091
2092
2093// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2094// is done in R600CodeEmitter
2095//
2096// Inst{79-64} = OFFSET;
2097// Inst{81-80} = ENDIAN_SWAP;
2098// Inst{82} = CONST_BUF_NO_STRIDE;
2099// Inst{83} = MEGA_FETCH;
2100// Inst{84} = ALT_CONST;
2101// Inst{86-85} = BUFFER_INDEX_MODE;
2102// Inst{95-86} = 0; Reserved
2103
2104// VTX_WORD3 (Padding)
2105//
2106// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002107 let VTXInst = 1;
Vincent Lejeune68501802013-02-18 14:11:19 +00002108}
2109
2110
Tom Stellard365366f2013-01-23 02:09:06 +00002111
Tom Stellardf8794352012-12-19 22:10:31 +00002112//===--------------------------------------------------------------------===//
2113// Instructions support
2114//===--------------------------------------------------------------------===//
2115//===---------------------------------------------------------------------===//
2116// Custom Inserter for Branches and returns, this eventually will be a
2117// seperate pass
2118//===---------------------------------------------------------------------===//
2119let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2120 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2121 "; Pseudo unconditional branch instruction",
2122 [(br bb:$target)]>;
2123 defm BRANCH_COND : BranchConditional<IL_brcond>;
2124}
2125
2126//===---------------------------------------------------------------------===//
2127// Flow and Program control Instructions
2128//===---------------------------------------------------------------------===//
2129let isTerminator=1 in {
2130 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2131 !strconcat("SWITCH", " $src"), []>;
2132 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2133 !strconcat("CASE", " $src"), []>;
2134 def BREAK : ILFormat< (outs), (ins),
2135 "BREAK", []>;
2136 def CONTINUE : ILFormat< (outs), (ins),
2137 "CONTINUE", []>;
2138 def DEFAULT : ILFormat< (outs), (ins),
2139 "DEFAULT", []>;
2140 def ELSE : ILFormat< (outs), (ins),
2141 "ELSE", []>;
2142 def ENDSWITCH : ILFormat< (outs), (ins),
2143 "ENDSWITCH", []>;
2144 def ENDMAIN : ILFormat< (outs), (ins),
2145 "ENDMAIN", []>;
2146 def END : ILFormat< (outs), (ins),
2147 "END", []>;
2148 def ENDFUNC : ILFormat< (outs), (ins),
2149 "ENDFUNC", []>;
2150 def ENDIF : ILFormat< (outs), (ins),
2151 "ENDIF", []>;
2152 def WHILELOOP : ILFormat< (outs), (ins),
2153 "WHILE", []>;
2154 def ENDLOOP : ILFormat< (outs), (ins),
2155 "ENDLOOP", []>;
2156 def FUNC : ILFormat< (outs), (ins),
2157 "FUNC", []>;
2158 def RETDYN : ILFormat< (outs), (ins),
2159 "RET_DYN", []>;
2160 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2161 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2162 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2163 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2164 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2165 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2166 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2167 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2168 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2169 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2170 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2171 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2172 defm IFC : BranchInstr2<"IFC">;
2173 defm BREAKC : BranchInstr2<"BREAKC">;
2174 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2175}
2176
Tom Stellard75aadc22012-12-11 21:25:42 +00002177//===----------------------------------------------------------------------===//
2178// ISel Patterns
2179//===----------------------------------------------------------------------===//
2180
Tom Stellard2add82d2013-03-08 15:37:09 +00002181// CND*_INT Pattterns for f32 True / False values
2182
2183class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002184 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2185 (cnd $src0, $src1, $src2)
Tom Stellard2add82d2013-03-08 15:37:09 +00002186>;
2187
2188def : CND_INT_f32 <CNDE_INT, SETEQ>;
2189def : CND_INT_f32 <CNDGT_INT, SETGT>;
2190def : CND_INT_f32 <CNDGE_INT, SETGE>;
2191
Tom Stellard75aadc22012-12-11 21:25:42 +00002192//CNDGE_INT extra pattern
2193def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002194 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2195 (CNDGE_INT $src0, $src1, $src2)
Tom Stellard75aadc22012-12-11 21:25:42 +00002196>;
2197
2198// KIL Patterns
2199def KILP : Pat <
2200 (int_AMDGPU_kilp),
2201 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2202>;
2203
2204def KIL : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002205 (int_AMDGPU_kill f32:$src0),
2206 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellard75aadc22012-12-11 21:25:42 +00002207>;
2208
2209// SGT Reverse args
2210def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002211 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2212 (SGT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002213>;
2214
2215// SGE Reverse args
2216def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002217 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2218 (SGE $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002219>;
2220
Tom Stellarde06163a2013-02-07 14:02:35 +00002221// SETGT_DX10 reverse args
2222def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002223 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2224 (SETGT_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002225>;
2226
2227// SETGE_DX10 reverse args
2228def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002229 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2230 (SETGE_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002231>;
2232
Tom Stellard75aadc22012-12-11 21:25:42 +00002233// SETGT_INT reverse args
2234def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002235 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2236 (SETGT_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002237>;
2238
2239// SETGE_INT reverse args
2240def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002241 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2242 (SETGE_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002243>;
2244
2245// SETGT_UINT reverse args
2246def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002247 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2248 (SETGT_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002249>;
2250
2251// SETGE_UINT reverse args
2252def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002253 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2254 (SETGE_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002255>;
2256
2257// The next two patterns are special cases for handling 'true if ordered' and
2258// 'true if unordered' conditionals. The assumption here is that the behavior of
2259// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2260// described here:
2261// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2262// We assume that SETE returns false when one of the operands is NAN and
2263// SNE returns true when on of the operands is NAN
2264
2265//SETE - 'true if ordered'
2266def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002267 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2268 (SETE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002269>;
2270
Tom Stellarde06163a2013-02-07 14:02:35 +00002271//SETE_DX10 - 'true if ordered'
2272def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002273 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2274 (SETE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002275>;
2276
Tom Stellard75aadc22012-12-11 21:25:42 +00002277//SNE - 'true if unordered'
2278def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002279 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2280 (SNE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002281>;
2282
Tom Stellarde06163a2013-02-07 14:02:35 +00002283//SETNE_DX10 - 'true if ordered'
2284def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002285 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2286 (SETNE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002287>;
2288
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002289def : Extract_Element <f32, v4f32, 0, sub0>;
2290def : Extract_Element <f32, v4f32, 1, sub1>;
2291def : Extract_Element <f32, v4f32, 2, sub2>;
2292def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002293
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002294def : Insert_Element <f32, v4f32, 0, sub0>;
2295def : Insert_Element <f32, v4f32, 1, sub1>;
2296def : Insert_Element <f32, v4f32, 2, sub2>;
2297def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002298
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002299def : Extract_Element <i32, v4i32, 0, sub0>;
2300def : Extract_Element <i32, v4i32, 1, sub1>;
2301def : Extract_Element <i32, v4i32, 2, sub2>;
2302def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002303
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002304def : Insert_Element <i32, v4i32, 0, sub0>;
2305def : Insert_Element <i32, v4i32, 1, sub1>;
2306def : Insert_Element <i32, v4i32, 2, sub2>;
2307def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002308
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002309def : Vector4_Build <v4f32, f32>;
2310def : Vector4_Build <v4i32, i32>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002311
2312// bitconvert patterns
2313
2314def : BitConvert <i32, f32, R600_Reg32>;
2315def : BitConvert <f32, i32, R600_Reg32>;
2316def : BitConvert <v4f32, v4i32, R600_Reg128>;
2317def : BitConvert <v4i32, v4f32, R600_Reg128>;
2318
2319// DWORDADDR pattern
2320def : DwordAddrPat <i32, R600_Reg32>;
2321
2322} // End isR600toCayman Predicate