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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 : $dst0 dst1",
353 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000354
Tom Stellardff62c352013-01-23 02:09:03 +0000355def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune743dca02013-03-05 15:04:29 +0000356 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune10a5e472013-03-05 15:04:42 +0000357 [SDNPVariadic]
Tom Stellardff62c352013-01-23 02:09:03 +0000358>;
359
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000360def DOT4 : SDNode<"AMDGPUISD::DOT4",
361 SDTypeProfile<1, 8, [SDTCisFP<0>, SDTCisVT<1, f32>, SDTCisVT<2, f32>,
362 SDTCisVT<3, f32>, SDTCisVT<4, f32>, SDTCisVT<5, f32>,
363 SDTCisVT<6, f32>, SDTCisVT<7, f32>, SDTCisVT<8, f32>]>,
364 []
365>;
366
Vincent Lejeuneb55940c2013-07-09 15:03:11 +0000367def COS_HW : SDNode<"AMDGPUISD::COS_HW",
368 SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisFP<1>]>
369>;
370
371def SIN_HW : SDNode<"AMDGPUISD::SIN_HW",
372 SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisFP<1>]>
373>;
374
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000375def TEXTURE_FETCH_Type : SDTypeProfile<1, 19, [SDTCisFP<0>]>;
376
377def TEXTURE_FETCH: SDNode<"AMDGPUISD::TEXTURE_FETCH", TEXTURE_FETCH_Type, []>;
378
379multiclass TexPattern<bits<32> TextureOp, Instruction inst, ValueType vt = v4f32> {
380def : Pat<(TEXTURE_FETCH (i32 TextureOp), vt:$SRC_GPR,
381 (i32 imm:$srcx), (i32 imm:$srcy), (i32 imm:$srcz), (i32 imm:$srcw),
382 (i32 imm:$offsetx), (i32 imm:$offsety), (i32 imm:$offsetz),
383 (i32 imm:$DST_SEL_X), (i32 imm:$DST_SEL_Y), (i32 imm:$DST_SEL_Z),
384 (i32 imm:$DST_SEL_W),
385 (i32 imm:$RESOURCE_ID), (i32 imm:$SAMPLER_ID),
386 (i32 imm:$COORD_TYPE_X), (i32 imm:$COORD_TYPE_Y), (i32 imm:$COORD_TYPE_Z),
387 (i32 imm:$COORD_TYPE_W)),
388 (inst R600_Reg128:$SRC_GPR,
389 imm:$srcx, imm:$srcy, imm:$srcz, imm:$srcw,
390 imm:$offsetx, imm:$offsety, imm:$offsetz,
391 imm:$DST_SEL_X, imm:$DST_SEL_Y, imm:$DST_SEL_Z,
392 imm:$DST_SEL_W,
393 imm:$RESOURCE_ID, imm:$SAMPLER_ID,
394 imm:$COORD_TYPE_X, imm:$COORD_TYPE_Y, imm:$COORD_TYPE_Z,
395 imm:$COORD_TYPE_W)>;
396}
397
Tom Stellardff62c352013-01-23 02:09:03 +0000398//===----------------------------------------------------------------------===//
399// Interpolation Instructions
400//===----------------------------------------------------------------------===//
401
Tom Stellard41afe6a2013-02-05 17:09:14 +0000402def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellard75aadc22012-12-11 21:25:42 +0000403 (outs R600_Reg128:$dst),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000404 (ins i32imm:$src0),
405 "INTERP_LOAD $src0 : $dst",
406 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000407
408def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
409 let bank_swizzle = 5;
410}
411
412def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
413 let bank_swizzle = 5;
414}
415
416def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
417
418//===----------------------------------------------------------------------===//
419// Export Instructions
420//===----------------------------------------------------------------------===//
421
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000422def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000423
424def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
425 [SDNPHasChain, SDNPSideEffect]>;
426
427class ExportWord0 {
428 field bits<32> Word0;
429
430 bits<13> arraybase;
431 bits<2> type;
432 bits<7> gpr;
433 bits<2> elem_size;
434
435 let Word0{12-0} = arraybase;
436 let Word0{14-13} = type;
437 let Word0{21-15} = gpr;
438 let Word0{22} = 0; // RW_REL
439 let Word0{29-23} = 0; // INDEX_GPR
440 let Word0{31-30} = elem_size;
441}
442
443class ExportSwzWord1 {
444 field bits<32> Word1;
445
446 bits<3> sw_x;
447 bits<3> sw_y;
448 bits<3> sw_z;
449 bits<3> sw_w;
450 bits<1> eop;
451 bits<8> inst;
452
453 let Word1{2-0} = sw_x;
454 let Word1{5-3} = sw_y;
455 let Word1{8-6} = sw_z;
456 let Word1{11-9} = sw_w;
457}
458
459class ExportBufWord1 {
460 field bits<32> Word1;
461
462 bits<12> arraySize;
463 bits<4> compMask;
464 bits<1> eop;
465 bits<8> inst;
466
467 let Word1{11-0} = arraySize;
468 let Word1{15-12} = compMask;
469}
470
471multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
472 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
473 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000474 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000475 0, 61, 0, 7, 7, 7, cf_inst, 0)
476 >;
477
478 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
479 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000480 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000481 0, 61, 7, 0, 7, 7, cf_inst, 0)
482 >;
483
Tom Stellardaf1bce72013-01-31 22:11:46 +0000484 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellard75aadc22012-12-11 21:25:42 +0000485 (ExportInst
Tom Stellardaf1bce72013-01-31 22:11:46 +0000486 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
487 >;
488
489 def : Pat<(int_R600_store_dummy 1),
490 (ExportInst
491 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellard75aadc22012-12-11 21:25:42 +0000492 >;
493
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000494 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
495 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
496 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
497 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard6f1b8652013-01-23 21:39:49 +0000498 >;
499
Tom Stellard75aadc22012-12-11 21:25:42 +0000500}
501
502multiclass SteamOutputExportPattern<Instruction ExportInst,
503 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
504// Stream0
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000505 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
506 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
507 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000508 4095, imm:$mask, buf0inst, 0)>;
509// Stream1
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000510 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
511 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
512 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000513 4095, imm:$mask, buf1inst, 0)>;
514// Stream2
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000515 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
516 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
517 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000518 4095, imm:$mask, buf2inst, 0)>;
519// Stream3
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000520 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
521 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
522 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000523 4095, imm:$mask, buf3inst, 0)>;
524}
525
Vincent Lejeune2d5c3412013-04-17 15:17:39 +0000526// Export Instructions should not be duplicated by TailDuplication pass
527// (which assumes that duplicable instruction are affected by exec mask)
528let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000529
530class ExportSwzInst : InstR600ISA<(
531 outs),
532 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
Vincent Lejeunef10d1cd2013-07-09 15:03:03 +0000533 RSel:$sw_x, RSel:$sw_y, RSel:$sw_z, RSel:$sw_w, i32imm:$inst,
Tom Stellard75aadc22012-12-11 21:25:42 +0000534 i32imm:$eop),
Vincent Lejeunef10d1cd2013-07-09 15:03:03 +0000535 !strconcat("EXPORT", " $gpr.$sw_x$sw_y$sw_z$sw_w"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000536 []>, ExportWord0, ExportSwzWord1 {
537 let elem_size = 3;
538 let Inst{31-0} = Word0;
539 let Inst{63-32} = Word1;
540}
541
Vincent Lejeuneea710fe2013-02-14 16:55:11 +0000542} // End usesCustomInserter = 1
Tom Stellard75aadc22012-12-11 21:25:42 +0000543
544class ExportBufInst : InstR600ISA<(
545 outs),
546 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
547 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
548 !strconcat("EXPORT", " $gpr"),
549 []>, ExportWord0, ExportBufWord1 {
550 let elem_size = 0;
551 let Inst{31-0} = Word0;
552 let Inst{63-32} = Word1;
553}
554
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000555//===----------------------------------------------------------------------===//
556// Control Flow Instructions
557//===----------------------------------------------------------------------===//
558
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000559
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000560def KCACHE : InstFlag<"printKCache">;
561
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000562class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000563(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
564KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
565i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
566i32imm:$COUNT),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000567!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000568"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000569[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
570 field bits<64> Inst;
571
572 let CF_INST = inst;
573 let ALT_CONST = 0;
574 let WHOLE_QUAD_MODE = 0;
575 let BARRIER = 1;
576
577 let Inst{31-0} = Word0;
578 let Inst{63-32} = Word1;
579}
580
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000581class CF_WORD0_R600 {
582 field bits<32> Word0;
583
584 bits<32> ADDR;
585
586 let Word0 = ADDR;
587}
588
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000589class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
590ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
591 field bits<64> Inst;
Vincent Lejeune8bd10422013-06-17 20:16:26 +0000592 bits<4> CNT;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000593
594 let CF_INST = inst;
595 let BARRIER = 1;
596 let CF_CONST = 0;
597 let VALID_PIXEL_MODE = 0;
598 let COND = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +0000599 let COUNT = CNT{2-0};
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000600 let CALL_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +0000601 let COUNT_3 = CNT{3};
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000602 let END_OF_PROGRAM = 0;
603 let WHOLE_QUAD_MODE = 0;
604
605 let Inst{31-0} = Word0;
606 let Inst{63-32} = Word1;
607}
608
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000609class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
610ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000611 field bits<64> Inst;
612
613 let CF_INST = inst;
614 let BARRIER = 1;
615 let JUMPTABLE_SEL = 0;
616 let CF_CONST = 0;
617 let VALID_PIXEL_MODE = 0;
618 let COND = 0;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000619 let END_OF_PROGRAM = 0;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000620
621 let Inst{31-0} = Word0;
622 let Inst{63-32} = Word1;
623}
624
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000625def CF_ALU : ALU_CLAUSE<8, "ALU">;
626def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
627
Vincent Lejeune3f1d1362013-04-30 00:13:53 +0000628def FETCH_CLAUSE : AMDGPUInst <(outs),
629(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
630 field bits<8> Inst;
631 bits<8> num;
632 let Inst = num;
633}
634
Vincent Lejeune3abdbf12013-04-30 00:14:38 +0000635def ALU_CLAUSE : AMDGPUInst <(outs),
636(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
637 field bits<8> Inst;
638 bits<8> num;
639 let Inst = num;
640}
641
642def LITERALS : AMDGPUInst <(outs),
643(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
644 field bits<64> Inst;
645 bits<32> literal1;
646 bits<32> literal2;
647
648 let Inst{31-0} = literal1;
649 let Inst{63-32} = literal2;
650}
651
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000652def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
653 field bits<64> Inst;
654}
655
Vincent Lejeune44bf8152013-02-10 17:57:33 +0000656let Predicates = [isR600toCayman] in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000657
658//===----------------------------------------------------------------------===//
659// Common Instructions R600, R700, Evergreen, Cayman
660//===----------------------------------------------------------------------===//
661
662def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
663// Non-IEEE MUL: 0 * anything = 0
664def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
665def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
666def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
667def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
668
669// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
670// so some of the instruction names don't match the asm string.
671// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
672def SETE : R600_2OP <
673 0x08, "SETE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000674 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000675>;
676
677def SGT : R600_2OP <
678 0x09, "SETGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000679 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000680>;
681
682def SGE : R600_2OP <
683 0xA, "SETGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000684 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000685>;
686
687def SNE : R600_2OP <
688 0xB, "SETNE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000689 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000690>;
691
Tom Stellarde06163a2013-02-07 14:02:35 +0000692def SETE_DX10 : R600_2OP <
693 0xC, "SETE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000694 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000695>;
696
697def SETGT_DX10 : R600_2OP <
698 0xD, "SETGT_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000699 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000700>;
701
702def SETGE_DX10 : R600_2OP <
703 0xE, "SETGE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000704 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000705>;
706
707def SETNE_DX10 : R600_2OP <
708 0xF, "SETNE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000709 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellarde06163a2013-02-07 14:02:35 +0000710>;
711
Tom Stellard75aadc22012-12-11 21:25:42 +0000712def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
713def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
714def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
715def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
716def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
717
718def MOV : R600_1OP <0x19, "MOV", []>;
719
720let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
721
722class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
723 (outs R600_Reg32:$dst),
724 (ins immType:$imm),
725 "",
726 []
727>;
728
729} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
730
731def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
732def : Pat <
733 (imm:$val),
734 (MOV_IMM_I32 imm:$val)
735>;
736
737def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
738def : Pat <
739 (fpimm:$val),
740 (MOV_IMM_F32 fpimm:$val)
741>;
742
743def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
744def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
745def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
746def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
747
748let hasSideEffects = 1 in {
749
750def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
751
752} // end hasSideEffects
753
754def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
755def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
756def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
757def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
758def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
759def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
760def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
761def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellard41398022012-12-21 20:12:01 +0000762def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000763def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
764
765def SETE_INT : R600_2OP <
766 0x3A, "SETE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000767 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000768>;
769
770def SETGT_INT : R600_2OP <
Tom Stellardb40ada92013-02-07 14:02:27 +0000771 0x3B, "SETGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000772 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000773>;
774
775def SETGE_INT : R600_2OP <
776 0x3C, "SETGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000777 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000778>;
779
780def SETNE_INT : R600_2OP <
781 0x3D, "SETNE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000782 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000783>;
784
785def SETGT_UINT : R600_2OP <
786 0x3E, "SETGT_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000787 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000788>;
789
790def SETGE_UINT : R600_2OP <
791 0x3F, "SETGE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000792 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000793>;
794
795def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
796def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
797def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
798def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
799
800def CNDE_INT : R600_3OP <
801 0x1C, "CNDE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000802 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000803>;
804
805def CNDGE_INT : R600_3OP <
806 0x1E, "CNDGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000807 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000808>;
809
810def CNDGT_INT : R600_3OP <
811 0x1D, "CNDGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000812 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000813>;
814
815//===----------------------------------------------------------------------===//
816// Texture instructions
817//===----------------------------------------------------------------------===//
818
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000819let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
820
821class R600_TEX <bits<11> inst, string opName> :
822 InstR600 <(outs R600_Reg128:$DST_GPR),
823 (ins R600_Reg128:$SRC_GPR,
824 RSel:$srcx, RSel:$srcy, RSel:$srcz, RSel:$srcw,
825 i32imm:$offsetx, i32imm:$offsety, i32imm:$offsetz,
826 RSel:$DST_SEL_X, RSel:$DST_SEL_Y, RSel:$DST_SEL_Z, RSel:$DST_SEL_W,
827 i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
828 CT:$COORD_TYPE_X, CT:$COORD_TYPE_Y, CT:$COORD_TYPE_Z,
829 CT:$COORD_TYPE_W),
830 !strconcat(opName,
831 " $DST_GPR.$DST_SEL_X$DST_SEL_Y$DST_SEL_Z$DST_SEL_W, "
832 "$SRC_GPR.$srcx$srcy$srcz$srcw "
833 "RID:$RESOURCE_ID SID:$SAMPLER_ID "
834 "CT:$COORD_TYPE_X$COORD_TYPE_Y$COORD_TYPE_Z$COORD_TYPE_W"),
835 [],
836 NullALU>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
837 let Inst{31-0} = Word0;
838 let Inst{63-32} = Word1;
839
840 let TEX_INST = inst{4-0};
841 let SRC_REL = 0;
842 let DST_REL = 0;
843 let LOD_BIAS = 0;
844
845 let INST_MOD = 0;
846 let FETCH_WHOLE_QUAD = 0;
847 let ALT_CONST = 0;
848 let SAMPLER_INDEX_MODE = 0;
849 let RESOURCE_INDEX_MODE = 0;
850
851 let TEXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000852}
853
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000854} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
Tom Stellard75aadc22012-12-11 21:25:42 +0000855
Tom Stellard75aadc22012-12-11 21:25:42 +0000856
Tom Stellard75aadc22012-12-11 21:25:42 +0000857
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000858def TEX_SAMPLE : R600_TEX <0x10, "TEX_SAMPLE">;
859def TEX_SAMPLE_C : R600_TEX <0x18, "TEX_SAMPLE_C">;
860def TEX_SAMPLE_L : R600_TEX <0x11, "TEX_SAMPLE_L">;
861def TEX_SAMPLE_C_L : R600_TEX <0x19, "TEX_SAMPLE_C_L">;
862def TEX_SAMPLE_LB : R600_TEX <0x12, "TEX_SAMPLE_LB">;
863def TEX_SAMPLE_C_LB : R600_TEX <0x1A, "TEX_SAMPLE_C_LB">;
864def TEX_LD : R600_TEX <0x03, "TEX_LD">;
865def TEX_GET_TEXTURE_RESINFO : R600_TEX <0x04, "TEX_GET_TEXTURE_RESINFO">;
866def TEX_GET_GRADIENTS_H : R600_TEX <0x07, "TEX_GET_GRADIENTS_H">;
867def TEX_GET_GRADIENTS_V : R600_TEX <0x08, "TEX_GET_GRADIENTS_V">;
868def TEX_SET_GRADIENTS_H : R600_TEX <0x0B, "TEX_SET_GRADIENTS_H">;
869def TEX_SET_GRADIENTS_V : R600_TEX <0x0C, "TEX_SET_GRADIENTS_V">;
870def TEX_SAMPLE_G : R600_TEX <0x14, "TEX_SAMPLE_G">;
871def TEX_SAMPLE_C_G : R600_TEX <0x1C, "TEX_SAMPLE_C_G">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000872
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000873defm : TexPattern<0, TEX_SAMPLE>;
874defm : TexPattern<1, TEX_SAMPLE_C>;
875defm : TexPattern<2, TEX_SAMPLE_L>;
876defm : TexPattern<3, TEX_SAMPLE_C_L>;
877defm : TexPattern<4, TEX_SAMPLE_LB>;
878defm : TexPattern<5, TEX_SAMPLE_C_LB>;
879defm : TexPattern<6, TEX_LD, v4i32>;
880defm : TexPattern<7, TEX_GET_TEXTURE_RESINFO, v4i32>;
881defm : TexPattern<8, TEX_GET_GRADIENTS_H>;
882defm : TexPattern<9, TEX_GET_GRADIENTS_V>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000883
884//===----------------------------------------------------------------------===//
885// Helper classes for common instructions
886//===----------------------------------------------------------------------===//
887
888class MUL_LIT_Common <bits<5> inst> : R600_3OP <
889 inst, "MUL_LIT",
890 []
891>;
892
893class MULADD_Common <bits<5> inst> : R600_3OP <
894 inst, "MULADD",
Vincent Lejeune1ce13f52013-02-18 14:11:28 +0000895 []
896>;
897
898class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
899 inst, "MULADD_IEEE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000900 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000901>;
902
903class CNDE_Common <bits<5> inst> : R600_3OP <
904 inst, "CNDE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000905 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000906>;
907
908class CNDGT_Common <bits<5> inst> : R600_3OP <
909 inst, "CNDGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000910 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000911>;
912
913class CNDGE_Common <bits<5> inst> : R600_3OP <
914 inst, "CNDGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000915 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000916>;
917
Tom Stellard75aadc22012-12-11 21:25:42 +0000918
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000919let isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
920class R600_VEC2OP<list<dag> pattern> : InstR600 <(outs R600_Reg32:$dst), (ins
921// Slot X
922 UEM:$update_exec_mask_X, UP:$update_pred_X, WRITE:$write_X,
923 OMOD:$omod_X, REL:$dst_rel_X, CLAMP:$clamp_X,
924 R600_TReg32_X:$src0_X, NEG:$src0_neg_X, REL:$src0_rel_X, ABS:$src0_abs_X, SEL:$src0_sel_X,
925 R600_TReg32_X:$src1_X, NEG:$src1_neg_X, REL:$src1_rel_X, ABS:$src1_abs_X, SEL:$src1_sel_X,
926 R600_Pred:$pred_sel_X,
927// Slot Y
928 UEM:$update_exec_mask_Y, UP:$update_pred_Y, WRITE:$write_Y,
929 OMOD:$omod_Y, REL:$dst_rel_Y, CLAMP:$clamp_Y,
930 R600_TReg32_Y:$src0_Y, NEG:$src0_neg_Y, REL:$src0_rel_Y, ABS:$src0_abs_Y, SEL:$src0_sel_Y,
931 R600_TReg32_Y:$src1_Y, NEG:$src1_neg_Y, REL:$src1_rel_Y, ABS:$src1_abs_Y, SEL:$src1_sel_Y,
932 R600_Pred:$pred_sel_Y,
933// Slot Z
934 UEM:$update_exec_mask_Z, UP:$update_pred_Z, WRITE:$write_Z,
935 OMOD:$omod_Z, REL:$dst_rel_Z, CLAMP:$clamp_Z,
936 R600_TReg32_Z:$src0_Z, NEG:$src0_neg_Z, REL:$src0_rel_Z, ABS:$src0_abs_Z, SEL:$src0_sel_Z,
937 R600_TReg32_Z:$src1_Z, NEG:$src1_neg_Z, REL:$src1_rel_Z, ABS:$src1_abs_Z, SEL:$src1_sel_Z,
938 R600_Pred:$pred_sel_Z,
939// Slot W
940 UEM:$update_exec_mask_W, UP:$update_pred_W, WRITE:$write_W,
941 OMOD:$omod_W, REL:$dst_rel_W, CLAMP:$clamp_W,
942 R600_TReg32_W:$src0_W, NEG:$src0_neg_W, REL:$src0_rel_W, ABS:$src0_abs_W, SEL:$src0_sel_W,
943 R600_TReg32_W:$src1_W, NEG:$src1_neg_W, REL:$src1_rel_W, ABS:$src1_abs_W, SEL:$src1_sel_W,
944 R600_Pred:$pred_sel_W,
945 LITERAL:$literal0, LITERAL:$literal1),
946 "",
947 pattern,
Tom Stellard02661d92013-06-25 21:22:18 +0000948 AnyALU> {
949
950 let UseNamedOperandTable = 1;
951
952}
Tom Stellard75aadc22012-12-11 21:25:42 +0000953}
954
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000955def DOT_4 : R600_VEC2OP<[(set R600_Reg32:$dst, (DOT4
956 R600_TReg32_X:$src0_X, R600_TReg32_X:$src1_X,
957 R600_TReg32_Y:$src0_Y, R600_TReg32_Y:$src1_Y,
958 R600_TReg32_Z:$src0_Z, R600_TReg32_Z:$src1_Z,
959 R600_TReg32_W:$src0_W, R600_TReg32_W:$src1_W))]>;
960
961
962class DOT4_Common <bits<11> inst> : R600_2OP <inst, "DOT4", []>;
963
964
Tom Stellard75aadc22012-12-11 21:25:42 +0000965let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
966multiclass CUBE_Common <bits<11> inst> {
967
968 def _pseudo : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +0000969 (outs R600_Reg128:$dst),
Tom Stellard02661d92013-06-25 21:22:18 +0000970 (ins R600_Reg128:$src0),
971 "CUBE $dst $src0",
972 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src0))],
Tom Stellard75aadc22012-12-11 21:25:42 +0000973 VecALU
974 > {
975 let isPseudo = 1;
Tom Stellard02661d92013-06-25 21:22:18 +0000976 let UseNamedOperandTable = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000977 }
978
979 def _real : R600_2OP <inst, "CUBE", []>;
980}
981} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
982
983class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
984 inst, "EXP_IEEE", fexp2
Vincent Lejeune076c0b22013-04-30 00:14:17 +0000985> {
986 let TransOnly = 1;
987 let Itinerary = TransALU;
988}
Tom Stellard75aadc22012-12-11 21:25:42 +0000989
990class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
991 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeune076c0b22013-04-30 00:14:17 +0000992> {
993 let TransOnly = 1;
994 let Itinerary = TransALU;
995}
Tom Stellard75aadc22012-12-11 21:25:42 +0000996
997class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
998 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +0000999> {
1000 let TransOnly = 1;
1001 let Itinerary = TransALU;
1002}
Tom Stellard75aadc22012-12-11 21:25:42 +00001003
1004class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1005 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001006> {
1007 let TransOnly = 1;
1008 let Itinerary = TransALU;
1009}
Tom Stellard75aadc22012-12-11 21:25:42 +00001010
1011class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1012 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001013> {
1014 let TransOnly = 1;
1015 let Itinerary = TransALU;
1016}
Tom Stellard75aadc22012-12-11 21:25:42 +00001017
1018class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1019 inst, "LOG_CLAMPED", []
1020>;
1021
1022class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1023 inst, "LOG_IEEE", flog2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001024> {
1025 let TransOnly = 1;
1026 let Itinerary = TransALU;
1027}
Tom Stellard75aadc22012-12-11 21:25:42 +00001028
1029class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1030class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1031class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1032class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1033 inst, "MULHI_INT", mulhs
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001034> {
1035 let TransOnly = 1;
1036 let Itinerary = TransALU;
1037}
Tom Stellard75aadc22012-12-11 21:25:42 +00001038class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1039 inst, "MULHI", mulhu
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001040> {
1041 let TransOnly = 1;
1042 let Itinerary = TransALU;
1043}
Tom Stellard75aadc22012-12-11 21:25:42 +00001044class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1045 inst, "MULLO_INT", mul
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001046> {
1047 let TransOnly = 1;
1048 let Itinerary = TransALU;
1049}
1050class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1051 let TransOnly = 1;
1052 let Itinerary = TransALU;
1053}
Tom Stellard75aadc22012-12-11 21:25:42 +00001054
1055class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1056 inst, "RECIP_CLAMPED", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001057> {
1058 let TransOnly = 1;
1059 let Itinerary = TransALU;
1060}
Tom Stellard75aadc22012-12-11 21:25:42 +00001061
1062class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001063 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001064> {
1065 let TransOnly = 1;
1066 let Itinerary = TransALU;
1067}
Tom Stellard75aadc22012-12-11 21:25:42 +00001068
1069class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1070 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001071> {
1072 let TransOnly = 1;
1073 let Itinerary = TransALU;
1074}
Tom Stellard75aadc22012-12-11 21:25:42 +00001075
1076class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1077 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001078> {
1079 let TransOnly = 1;
1080 let Itinerary = TransALU;
1081}
Tom Stellard75aadc22012-12-11 21:25:42 +00001082
1083class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1084 inst, "RECIPSQRT_IEEE", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001085> {
1086 let TransOnly = 1;
1087 let Itinerary = TransALU;
1088}
Tom Stellard75aadc22012-12-11 21:25:42 +00001089
1090class SIN_Common <bits<11> inst> : R600_1OP <
Vincent Lejeuneb55940c2013-07-09 15:03:11 +00001091 inst, "SIN", [(set f32:$dst, (SIN_HW f32:$src0))]>{
Tom Stellard75aadc22012-12-11 21:25:42 +00001092 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001093 let TransOnly = 1;
1094 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001095}
1096
1097class COS_Common <bits<11> inst> : R600_1OP <
Vincent Lejeuneb55940c2013-07-09 15:03:11 +00001098 inst, "COS", [(set f32:$dst, (COS_HW f32:$src0))]> {
Tom Stellard75aadc22012-12-11 21:25:42 +00001099 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001100 let TransOnly = 1;
1101 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001102}
1103
1104//===----------------------------------------------------------------------===//
1105// Helper patterns for complex intrinsics
1106//===----------------------------------------------------------------------===//
1107
1108multiclass DIV_Common <InstR600 recip_ieee> {
1109def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001110 (int_AMDGPU_div f32:$src0, f32:$src1),
1111 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001112>;
1113
1114def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001115 (fdiv f32:$src0, f32:$src1),
1116 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001117>;
1118}
1119
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001120class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1121 : Pat <
1122 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1123 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellard75aadc22012-12-11 21:25:42 +00001124>;
1125
1126//===----------------------------------------------------------------------===//
1127// R600 / R700 Instructions
1128//===----------------------------------------------------------------------===//
1129
1130let Predicates = [isR600] in {
1131
1132 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1133 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001134 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001135 def CNDE_r600 : CNDE_Common<0x18>;
1136 def CNDGT_r600 : CNDGT_Common<0x19>;
1137 def CNDGE_r600 : CNDGE_Common<0x1A>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001138 def DOT4_r600 : DOT4_Common<0x50>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001139 defm CUBE_r600 : CUBE_Common<0x52>;
1140 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1141 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1142 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1143 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1144 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1145 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1146 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1147 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1148 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1149 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1150 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1151 def SIN_r600 : SIN_Common<0x6E>;
1152 def COS_r600 : COS_Common<0x6F>;
1153 def ASHR_r600 : ASHR_Common<0x70>;
1154 def LSHR_r600 : LSHR_Common<0x71>;
1155 def LSHL_r600 : LSHL_Common<0x72>;
1156 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1157 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1158 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1159 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1160 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1161
1162 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001163 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001164 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1165
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001166 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001167
1168 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001169 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001170 let Word1{21} = eop;
1171 let Word1{22} = 1; // VALID_PIXEL_MODE
1172 let Word1{30-23} = inst;
1173 let Word1{31} = 1; // BARRIER
1174 }
1175 defm : ExportPattern<R600_ExportSwz, 39>;
1176
1177 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001178 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001179 let Word1{21} = eop;
1180 let Word1{22} = 1; // VALID_PIXEL_MODE
1181 let Word1{30-23} = inst;
1182 let Word1{31} = 1; // BARRIER
1183 }
1184 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001185
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001186 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$CNT),
1187 "TEX $CNT @$ADDR"> {
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001188 let POP_COUNT = 0;
1189 }
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001190 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$CNT),
1191 "VTX $CNT @$ADDR"> {
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001192 let POP_COUNT = 0;
1193 }
1194 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1195 "LOOP_START_DX10 @$ADDR"> {
1196 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001197 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001198 }
1199 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1200 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001201 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001202 }
1203 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1204 "LOOP_BREAK @$ADDR"> {
1205 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001206 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001207 }
1208 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1209 "CONTINUE @$ADDR"> {
1210 let POP_COUNT = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001211 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001212 }
1213 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1214 "JUMP @$ADDR POP:$POP_COUNT"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001215 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001216 }
1217 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1218 "ELSE @$ADDR POP:$POP_COUNT"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001219 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001220 }
1221 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1222 let ADDR = 0;
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001223 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001224 let POP_COUNT = 0;
1225 }
1226 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1227 "POP @$ADDR POP:$POP_COUNT"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001228 let CNT = 0;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001229 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001230 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
Vincent Lejeune8bd10422013-06-17 20:16:26 +00001231 let CNT = 0;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001232 let POP_COUNT = 0;
1233 let ADDR = 0;
1234 let END_OF_PROGRAM = 1;
1235 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001236
Tom Stellard75aadc22012-12-11 21:25:42 +00001237}
1238
Tom Stellard75aadc22012-12-11 21:25:42 +00001239//===----------------------------------------------------------------------===//
1240// R700 Only instructions
1241//===----------------------------------------------------------------------===//
1242
1243let Predicates = [isR700] in {
1244 def SIN_r700 : SIN_Common<0x6E>;
1245 def COS_r700 : COS_Common<0x6F>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001246}
1247
1248//===----------------------------------------------------------------------===//
1249// Evergreen Only instructions
1250//===----------------------------------------------------------------------===//
1251
1252let Predicates = [isEG] in {
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001253
Tom Stellard75aadc22012-12-11 21:25:42 +00001254def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1255defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1256
1257def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1258def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1259def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1260def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1261def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1262def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1263def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1264def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1265def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1266def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1267def SIN_eg : SIN_Common<0x8D>;
1268def COS_eg : COS_Common<0x8E>;
1269
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001270def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001271def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellard6aa0d552013-06-14 22:12:24 +00001272
1273//===----------------------------------------------------------------------===//
1274// Memory read/write instructions
1275//===----------------------------------------------------------------------===//
1276let usesCustomInserter = 1 in {
1277
1278class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> mask, string name,
1279 list<dag> pattern>
1280 : EG_CF_RAT <0x57, 0x2, mask, (outs), ins, name, pattern> {
1281}
1282
1283} // End usesCustomInserter = 1
1284
1285// 32-bit store
1286def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1287 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1288 0x1, "RAT_WRITE_CACHELESS_32_eg $rw_gpr, $index_gpr, $eop",
1289 [(global_store i32:$rw_gpr, i32:$index_gpr)]
1290>;
1291
1292//128-bit store
1293def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1294 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1295 0xf, "RAT_WRITE_CACHELESS_128 $rw_gpr.XYZW, $index_gpr, $eop",
1296 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
1297>;
1298
Tom Stellardecf9d862013-06-14 22:12:30 +00001299class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
1300 : VTX_WORD0_eg, VTX_READ<name, buffer_id, outs, pattern> {
1301
1302 // Static fields
1303 let VC_INST = 0;
1304 let FETCH_TYPE = 2;
1305 let FETCH_WHOLE_QUAD = 0;
1306 let BUFFER_ID = buffer_id;
1307 let SRC_REL = 0;
1308 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1309 // to store vertex addresses in any channel, not just X.
1310 let SRC_SEL_X = 0;
1311
1312 let Inst{31-0} = Word0;
1313}
1314
1315class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
1316 : VTX_READ_eg <"VTX_READ_8 $dst_gpr, $src_gpr", buffer_id,
1317 (outs R600_TReg32_X:$dst_gpr), pattern> {
1318
1319 let MEGA_FETCH_COUNT = 1;
1320 let DST_SEL_X = 0;
1321 let DST_SEL_Y = 7; // Masked
1322 let DST_SEL_Z = 7; // Masked
1323 let DST_SEL_W = 7; // Masked
1324 let DATA_FORMAT = 1; // FMT_8
1325}
1326
1327class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
1328 : VTX_READ_eg <"VTX_READ_16 $dst_gpr, $src_gpr", buffer_id,
1329 (outs R600_TReg32_X:$dst_gpr), pattern> {
1330 let MEGA_FETCH_COUNT = 2;
1331 let DST_SEL_X = 0;
1332 let DST_SEL_Y = 7; // Masked
1333 let DST_SEL_Z = 7; // Masked
1334 let DST_SEL_W = 7; // Masked
1335 let DATA_FORMAT = 5; // FMT_16
1336
1337}
1338
1339class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
1340 : VTX_READ_eg <"VTX_READ_32 $dst_gpr, $src_gpr", buffer_id,
1341 (outs R600_TReg32_X:$dst_gpr), pattern> {
1342
1343 let MEGA_FETCH_COUNT = 4;
1344 let DST_SEL_X = 0;
1345 let DST_SEL_Y = 7; // Masked
1346 let DST_SEL_Z = 7; // Masked
1347 let DST_SEL_W = 7; // Masked
1348 let DATA_FORMAT = 0xD; // COLOR_32
1349
1350 // This is not really necessary, but there were some GPU hangs that appeared
1351 // to be caused by ALU instructions in the next instruction group that wrote
1352 // to the $src_gpr registers of the VTX_READ.
1353 // e.g.
1354 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1355 // %T2_X<def> = MOV %ZERO
1356 //Adding this constraint prevents this from happening.
1357 let Constraints = "$src_gpr.ptr = $dst_gpr";
1358}
1359
1360class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
1361 : VTX_READ_eg <"VTX_READ_128 $dst_gpr.XYZW, $src_gpr", buffer_id,
1362 (outs R600_Reg128:$dst_gpr), pattern> {
1363
1364 let MEGA_FETCH_COUNT = 16;
1365 let DST_SEL_X = 0;
1366 let DST_SEL_Y = 1;
1367 let DST_SEL_Z = 2;
1368 let DST_SEL_W = 3;
1369 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1370
1371 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1372 // that holds its buffer address to avoid potential hangs. We can't use
1373 // the same constraint as VTX_READ_32_eg, because the $src_gpr.ptr and $dst
1374 // registers are different sizes.
1375}
1376
1377//===----------------------------------------------------------------------===//
1378// VTX Read from parameter memory space
1379//===----------------------------------------------------------------------===//
1380
1381def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
1382 [(set i32:$dst_gpr, (load_param_zexti8 ADDRVTX_READ:$src_gpr))]
1383>;
1384
1385def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
1386 [(set i32:$dst_gpr, (load_param_zexti16 ADDRVTX_READ:$src_gpr))]
1387>;
1388
1389def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
1390 [(set i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1391>;
1392
1393def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
1394 [(set v4i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1395>;
1396
1397//===----------------------------------------------------------------------===//
1398// VTX Read from global memory space
1399//===----------------------------------------------------------------------===//
1400
1401// 8-bit reads
1402def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
1403 [(set i32:$dst_gpr, (zextloadi8_global ADDRVTX_READ:$src_gpr))]
1404>;
1405
1406// 32-bit reads
1407def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
1408 [(set i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1409>;
1410
1411// 128-bit reads
1412def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
1413 [(set v4i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1414>;
1415
1416//===----------------------------------------------------------------------===//
1417// Constant Loads
1418// XXX: We are currently storing all constants in the global address space.
1419//===----------------------------------------------------------------------===//
1420
1421def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
1422 [(set i32:$dst_gpr, (constant_load ADDRVTX_READ:$src_gpr))]
1423>;
1424
1425
Tom Stellard75aadc22012-12-11 21:25:42 +00001426} // End Predicates = [isEG]
1427
1428//===----------------------------------------------------------------------===//
1429// Evergreen / Cayman Instructions
1430//===----------------------------------------------------------------------===//
1431
1432let Predicates = [isEGorCayman] in {
1433
1434 // BFE_UINT - bit_extract, an optimization for mask and shift
1435 // Src0 = Input
1436 // Src1 = Offset
1437 // Src2 = Width
1438 //
1439 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1440 //
1441 // Example Usage:
1442 // (Offset, Width)
1443 //
1444 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1445 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1446 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1447 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1448 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001449 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1450 i32:$src2))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001451 VecALU
1452 >;
Tom Stellard2b971eb2013-05-10 02:09:45 +00001453 def : BFEPattern <BFE_UINT_eg>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001454
Tom Stellard6a6eced2013-05-03 17:21:24 +00001455 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
Tom Stellard9d10c4c2013-04-19 02:11:06 +00001456 defm : BFIPatterns <BFI_INT_eg>;
1457
Tom Stellard5643c4a2013-05-20 15:02:19 +00001458 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT", [], VecALU>;
1459 def : ROTRPattern <BIT_ALIGN_INT_eg>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001460
1461 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001462 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001463 def ASHR_eg : ASHR_Common<0x15>;
1464 def LSHR_eg : LSHR_Common<0x16>;
1465 def LSHL_eg : LSHL_Common<0x17>;
1466 def CNDE_eg : CNDE_Common<0x19>;
1467 def CNDGT_eg : CNDGT_Common<0x1A>;
1468 def CNDGE_eg : CNDGE_Common<0x1B>;
1469 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1470 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001471 def DOT4_eg : DOT4_Common<0xBE>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001472 defm CUBE_eg : CUBE_Common<0xC0>;
1473
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001474let hasSideEffects = 1 in {
1475 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1476}
1477
Tom Stellard75aadc22012-12-11 21:25:42 +00001478 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1479
1480 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1481 let Pattern = [];
Vincent Lejeune77a83522013-06-29 19:32:43 +00001482 let TransOnly = 0;
1483 let Itinerary = AnyALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001484 }
1485
1486 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1487
1488 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1489 let Pattern = [];
1490 }
1491
1492 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1493
Tom Stellardce540332013-06-28 15:46:59 +00001494def GROUP_BARRIER : InstR600 <
1495 (outs), (ins), " GROUP_BARRIER", [(int_AMDGPU_barrier_local)], AnyALU>,
1496 R600ALU_Word0,
1497 R600ALU_Word1_OP2 <0x54> {
1498
1499 let dst = 0;
1500 let dst_rel = 0;
1501 let src0 = 0;
1502 let src0_rel = 0;
1503 let src0_neg = 0;
1504 let src0_abs = 0;
1505 let src1 = 0;
1506 let src1_rel = 0;
1507 let src1_neg = 0;
1508 let src1_abs = 0;
1509 let write = 0;
1510 let omod = 0;
1511 let clamp = 0;
1512 let last = 1;
1513 let bank_swizzle = 0;
1514 let pred_sel = 0;
1515 let update_exec_mask = 0;
1516 let update_pred = 0;
1517
1518 let Inst{31-0} = Word0;
1519 let Inst{63-32} = Word1;
1520
1521 let ALUInst = 1;
1522}
1523
Tom Stellardc026e8b2013-06-28 15:47:08 +00001524//===----------------------------------------------------------------------===//
1525// LDS Instructions
1526//===----------------------------------------------------------------------===//
1527class R600_LDS <bits<6> op, dag outs, dag ins, string asm,
1528 list<dag> pattern = []> :
1529
1530 InstR600 <outs, ins, asm, pattern, XALU>,
1531 R600_ALU_LDS_Word0,
1532 R600LDS_Word1 {
1533
1534 bits<6> offset = 0;
1535 let lds_op = op;
1536
1537 let Word1{27} = offset{0};
1538 let Word1{12} = offset{1};
1539 let Word1{28} = offset{2};
1540 let Word1{31} = offset{3};
1541 let Word0{12} = offset{4};
1542 let Word0{25} = offset{5};
1543
1544
1545 let Inst{31-0} = Word0;
1546 let Inst{63-32} = Word1;
1547
1548 let ALUInst = 1;
1549 let HasNativeOperands = 1;
1550 let UseNamedOperandTable = 1;
1551}
1552
1553class R600_LDS_1A <bits<6> lds_op, string name, list<dag> pattern> : R600_LDS <
1554 lds_op,
1555 (outs R600_Reg32:$dst),
1556 (ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
1557 LAST:$last, R600_Pred:$pred_sel,
1558 BANK_SWIZZLE:$bank_swizzle),
1559 " "#name#" $last OQAP, $src0$src0_rel $pred_sel",
1560 pattern
1561 > {
1562
1563 let src1 = 0;
1564 let src1_rel = 0;
1565 let src2 = 0;
1566 let src2_rel = 0;
1567
1568 let Defs = [OQAP];
1569 let usesCustomInserter = 1;
1570 let LDS_1A = 1;
1571 let DisableEncoding = "$dst";
1572}
1573
1574class R600_LDS_1A1D <bits<6> lds_op, string name, list<dag> pattern> :
1575 R600_LDS <
1576 lds_op,
1577 (outs),
1578 (ins R600_Reg32:$src0, REL:$src0_rel, SEL:$src0_sel,
1579 R600_Reg32:$src1, REL:$src1_rel, SEL:$src1_sel,
1580 LAST:$last, R600_Pred:$pred_sel,
1581 BANK_SWIZZLE:$bank_swizzle),
1582 " "#name#" $last $src0$src0_rel, $src1$src1_rel, $pred_sel",
1583 pattern
1584 > {
1585
1586 let src2 = 0;
1587 let src2_rel = 0;
1588 let LDS_1A1D = 1;
1589}
1590
1591def LDS_READ_RET : R600_LDS_1A <0x32, "LDS_READ_RET",
1592 [(set (i32 R600_Reg32:$dst), (local_load R600_Reg32:$src0))]
1593>;
1594
1595def LDS_WRITE : R600_LDS_1A1D <0xD, "LDS_WRITE",
1596 [(local_store (i32 R600_Reg32:$src1), R600_Reg32:$src0)]
1597>;
1598
Tom Stellard75aadc22012-12-11 21:25:42 +00001599 // TRUNC is used for the FLT_TO_INT instructions to work around a
1600 // perceived problem where the rounding modes are applied differently
1601 // depending on the instruction and the slot they are in.
1602 // See:
1603 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1604 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1605 //
1606 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1607 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1608 // We should look into handling these cases separately.
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001609 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001610
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001611 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001612
Tom Stellardeac65dd2013-05-03 17:21:20 +00001613 // SHA-256 Patterns
1614 def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
1615
Tom Stellard75aadc22012-12-11 21:25:42 +00001616 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001617 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001618 let Word1{20} = 1; // VALID_PIXEL_MODE
1619 let Word1{21} = eop;
1620 let Word1{29-22} = inst;
1621 let Word1{30} = 0; // MARK
1622 let Word1{31} = 1; // BARRIER
1623 }
1624 defm : ExportPattern<EG_ExportSwz, 83>;
1625
1626 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001627 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001628 let Word1{20} = 1; // VALID_PIXEL_MODE
1629 let Word1{21} = eop;
1630 let Word1{29-22} = inst;
1631 let Word1{30} = 0; // MARK
1632 let Word1{31} = 1; // BARRIER
1633 }
1634 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1635
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001636 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1637 "TEX $COUNT @$ADDR"> {
1638 let POP_COUNT = 0;
1639 }
1640 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1641 "VTX $COUNT @$ADDR"> {
1642 let POP_COUNT = 0;
1643 }
1644 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1645 "LOOP_START_DX10 @$ADDR"> {
1646 let POP_COUNT = 0;
1647 let COUNT = 0;
1648 }
1649 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1650 let POP_COUNT = 0;
1651 let COUNT = 0;
1652 }
1653 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1654 "LOOP_BREAK @$ADDR"> {
1655 let POP_COUNT = 0;
1656 let COUNT = 0;
1657 }
1658 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1659 "CONTINUE @$ADDR"> {
1660 let POP_COUNT = 0;
1661 let COUNT = 0;
1662 }
1663 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1664 "JUMP @$ADDR POP:$POP_COUNT"> {
1665 let COUNT = 0;
1666 }
1667 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1668 "ELSE @$ADDR POP:$POP_COUNT"> {
1669 let COUNT = 0;
1670 }
1671 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1672 let ADDR = 0;
1673 let COUNT = 0;
1674 let POP_COUNT = 0;
1675 }
1676 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1677 "POP @$ADDR POP:$POP_COUNT"> {
1678 let COUNT = 0;
1679 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001680 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1681 let COUNT = 0;
1682 let POP_COUNT = 0;
1683 let ADDR = 0;
1684 let END_OF_PROGRAM = 1;
1685 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001686
Tom Stellardecf9d862013-06-14 22:12:30 +00001687} // End Predicates = [isEGorCayman]
Tom Stellard75aadc22012-12-11 21:25:42 +00001688
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001689//===----------------------------------------------------------------------===//
1690// Regist loads and stores - for indirect addressing
1691//===----------------------------------------------------------------------===//
1692
1693defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1694
Tom Stellard6aa0d552013-06-14 22:12:24 +00001695//===----------------------------------------------------------------------===//
1696// Cayman Instructions
1697//===----------------------------------------------------------------------===//
1698
Tom Stellard75aadc22012-12-11 21:25:42 +00001699let Predicates = [isCayman] in {
1700
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001701let isVector = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00001702
1703def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1704
1705def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1706def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1707def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1708def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1709def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1710def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzera2e28152013-03-22 14:09:10 +00001711def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001712def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1713def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1714def SIN_cm : SIN_Common<0x8D>;
1715def COS_cm : COS_Common<0x8E>;
1716} // End isVector = 1
1717
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001718def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001719
1720defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1721
1722// RECIP_UINT emulation for Cayman
Michel Danzer8caa9042013-04-10 17:17:56 +00001723// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellard75aadc22012-12-11 21:25:42 +00001724def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001725 (AMDGPUurecip i32:$src0),
1726 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzer8caa9042013-04-10 17:17:56 +00001727 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellard75aadc22012-12-11 21:25:42 +00001728>;
1729
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001730 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
1731 let ADDR = 0;
1732 let POP_COUNT = 0;
1733 let COUNT = 0;
1734 }
Tom Stellard75aadc22012-12-11 21:25:42 +00001735
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001736def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001737
Tom Stellard6aa0d552013-06-14 22:12:24 +00001738
1739def RAT_STORE_DWORD_cm : EG_CF_RAT <
1740 0x57, 0x14, 0x1, (outs),
1741 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr),
1742 "EXPORT_RAT_INST_STORE_DWORD $rw_gpr, $index_gpr",
1743 [(global_store i32:$rw_gpr, i32:$index_gpr)]
1744> {
1745 let eop = 0; // This bit is not used on Cayman.
1746}
1747
Tom Stellardecf9d862013-06-14 22:12:30 +00001748class VTX_READ_cm <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
1749 : VTX_WORD0_cm, VTX_READ<name, buffer_id, outs, pattern> {
1750
1751 // Static fields
1752 let VC_INST = 0;
1753 let FETCH_TYPE = 2;
1754 let FETCH_WHOLE_QUAD = 0;
1755 let BUFFER_ID = buffer_id;
1756 let SRC_REL = 0;
1757 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1758 // to store vertex addresses in any channel, not just X.
1759 let SRC_SEL_X = 0;
1760 let SRC_SEL_Y = 0;
1761 let STRUCTURED_READ = 0;
1762 let LDS_REQ = 0;
1763 let COALESCED_READ = 0;
1764
1765 let Inst{31-0} = Word0;
1766}
1767
1768class VTX_READ_8_cm <bits<8> buffer_id, list<dag> pattern>
1769 : VTX_READ_cm <"VTX_READ_8 $dst_gpr, $src_gpr", buffer_id,
1770 (outs R600_TReg32_X:$dst_gpr), pattern> {
1771
1772 let DST_SEL_X = 0;
1773 let DST_SEL_Y = 7; // Masked
1774 let DST_SEL_Z = 7; // Masked
1775 let DST_SEL_W = 7; // Masked
1776 let DATA_FORMAT = 1; // FMT_8
1777}
1778
1779class VTX_READ_16_cm <bits<8> buffer_id, list<dag> pattern>
1780 : VTX_READ_cm <"VTX_READ_16 $dst_gpr, $src_gpr", buffer_id,
1781 (outs R600_TReg32_X:$dst_gpr), pattern> {
1782 let DST_SEL_X = 0;
1783 let DST_SEL_Y = 7; // Masked
1784 let DST_SEL_Z = 7; // Masked
1785 let DST_SEL_W = 7; // Masked
1786 let DATA_FORMAT = 5; // FMT_16
1787
1788}
1789
1790class VTX_READ_32_cm <bits<8> buffer_id, list<dag> pattern>
1791 : VTX_READ_cm <"VTX_READ_32 $dst_gpr, $src_gpr", buffer_id,
1792 (outs R600_TReg32_X:$dst_gpr), pattern> {
1793
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 = 0xD; // COLOR_32
1799
1800 // This is not really necessary, but there were some GPU hangs that appeared
1801 // to be caused by ALU instructions in the next instruction group that wrote
1802 // to the $src_gpr registers of the VTX_READ.
1803 // e.g.
1804 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1805 // %T2_X<def> = MOV %ZERO
1806 //Adding this constraint prevents this from happening.
1807 let Constraints = "$src_gpr.ptr = $dst_gpr";
1808}
1809
1810class VTX_READ_128_cm <bits<8> buffer_id, list<dag> pattern>
1811 : VTX_READ_cm <"VTX_READ_128 $dst_gpr.XYZW, $src_gpr", buffer_id,
1812 (outs R600_Reg128:$dst_gpr), pattern> {
1813
1814 let DST_SEL_X = 0;
1815 let DST_SEL_Y = 1;
1816 let DST_SEL_Z = 2;
1817 let DST_SEL_W = 3;
1818 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1819
1820 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1821 // that holds its buffer address to avoid potential hangs. We can't use
1822 // the same constraint as VTX_READ_32_eg, because the $src_gpr.ptr and $dst
1823 // registers are different sizes.
1824}
1825
1826//===----------------------------------------------------------------------===//
1827// VTX Read from parameter memory space
1828//===----------------------------------------------------------------------===//
1829def VTX_READ_PARAM_8_cm : VTX_READ_8_cm <0,
1830 [(set i32:$dst_gpr, (load_param_zexti8 ADDRVTX_READ:$src_gpr))]
1831>;
1832
1833def VTX_READ_PARAM_16_cm : VTX_READ_16_cm <0,
1834 [(set i32:$dst_gpr, (load_param_zexti16 ADDRVTX_READ:$src_gpr))]
1835>;
1836
1837def VTX_READ_PARAM_32_cm : VTX_READ_32_cm <0,
1838 [(set i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1839>;
1840
1841def VTX_READ_PARAM_128_cm : VTX_READ_128_cm <0,
1842 [(set v4i32:$dst_gpr, (load_param ADDRVTX_READ:$src_gpr))]
1843>;
1844
1845//===----------------------------------------------------------------------===//
1846// VTX Read from global memory space
1847//===----------------------------------------------------------------------===//
1848
1849// 8-bit reads
1850def VTX_READ_GLOBAL_8_cm : VTX_READ_8_cm <1,
1851 [(set i32:$dst_gpr, (zextloadi8_global ADDRVTX_READ:$src_gpr))]
1852>;
1853
1854// 32-bit reads
1855def VTX_READ_GLOBAL_32_cm : VTX_READ_32_cm <1,
1856 [(set i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1857>;
1858
1859// 128-bit reads
1860def VTX_READ_GLOBAL_128_cm : VTX_READ_128_cm <1,
1861 [(set v4i32:$dst_gpr, (global_load ADDRVTX_READ:$src_gpr))]
1862>;
1863
Tom Stellard9810ec62013-06-25 02:39:30 +00001864//===----------------------------------------------------------------------===//
1865// Constant Loads
1866// XXX: We are currently storing all constants in the global address space.
1867//===----------------------------------------------------------------------===//
1868
1869def CONSTANT_LOAD_cm : VTX_READ_32_cm <1,
1870 [(set i32:$dst_gpr, (constant_load ADDRVTX_READ:$src_gpr))]
1871>;
1872
Tom Stellard75aadc22012-12-11 21:25:42 +00001873} // End isCayman
1874
1875//===----------------------------------------------------------------------===//
1876// Branch Instructions
1877//===----------------------------------------------------------------------===//
1878
1879
1880def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
1881 "IF_PREDICATE_SET $src", []>;
1882
1883def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
1884 "PREDICATED_BREAK $src", []>;
1885
1886//===----------------------------------------------------------------------===//
1887// Pseudo instructions
1888//===----------------------------------------------------------------------===//
1889
1890let isPseudo = 1 in {
1891
1892def PRED_X : InstR600 <
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001893 (outs R600_Predicate_Bit:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001894 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
1895 "", [], NullALU> {
1896 let FlagOperandIdx = 3;
1897}
1898
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001899let isTerminator = 1, isBranch = 1 in {
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001900def JUMP_COND : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001901 (outs),
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001902 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellard75aadc22012-12-11 21:25:42 +00001903 "JUMP $target ($p)",
1904 [], AnyALU
1905 >;
1906
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001907def JUMP : InstR600 <
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001908 (outs),
1909 (ins brtarget:$target),
1910 "JUMP $target",
1911 [], AnyALU
1912 >
1913{
1914 let isPredicable = 1;
1915 let isBarrier = 1;
1916}
1917
1918} // End isTerminator = 1, isBranch = 1
Tom Stellard75aadc22012-12-11 21:25:42 +00001919
1920let usesCustomInserter = 1 in {
1921
1922let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
1923
1924def MASK_WRITE : AMDGPUShaderInst <
1925 (outs),
1926 (ins R600_Reg32:$src),
1927 "MASK_WRITE $src",
1928 []
1929>;
1930
1931} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
1932
Tom Stellard75aadc22012-12-11 21:25:42 +00001933
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001934def TXD: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001935 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001936 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
1937 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00001938 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001939 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
1940 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
1941 NullALU > {
Vincent Lejeunec2991642013-04-30 00:13:39 +00001942 let TEXInst = 1;
1943}
Tom Stellard75aadc22012-12-11 21:25:42 +00001944
Vincent Lejeunef501ea22013-04-30 00:13:20 +00001945def TXD_SHADOW: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001946 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001947 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
1948 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00001949 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001950 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
1951 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
1952 NullALU
Vincent Lejeunec2991642013-04-30 00:13:39 +00001953> {
1954 let TEXInst = 1;
1955}
Tom Stellard75aadc22012-12-11 21:25:42 +00001956} // End isPseudo = 1
1957} // End usesCustomInserter = 1
1958
1959def CLAMP_R600 : CLAMP <R600_Reg32>;
1960def FABS_R600 : FABS<R600_Reg32>;
1961def FNEG_R600 : FNEG<R600_Reg32>;
1962
1963//===---------------------------------------------------------------------===//
1964// Return instruction
1965//===---------------------------------------------------------------------===//
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00001966let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesenfdc37672013-02-05 17:53:52 +00001967 usesCustomInserter = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00001968 def RETURN : ILFormat<(outs), (ins variable_ops),
1969 "RETURN", [(IL_retflag)]>;
1970}
1971
Tom Stellard365366f2013-01-23 02:09:06 +00001972
1973//===----------------------------------------------------------------------===//
1974// Constant Buffer Addressing Support
1975//===----------------------------------------------------------------------===//
1976
Vincent Lejeune0b72f102013-03-05 15:04:55 +00001977let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard365366f2013-01-23 02:09:06 +00001978def CONST_COPY : Instruction {
1979 let OutOperandList = (outs R600_Reg32:$dst);
1980 let InOperandList = (ins i32imm:$src);
Vincent Lejeune0b72f102013-03-05 15:04:55 +00001981 let Pattern =
1982 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard365366f2013-01-23 02:09:06 +00001983 let AsmString = "CONST_COPY";
1984 let neverHasSideEffects = 1;
1985 let isAsCheapAsAMove = 1;
1986 let Itinerary = NullALU;
1987}
Vincent Lejeune0b72f102013-03-05 15:04:55 +00001988} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard365366f2013-01-23 02:09:06 +00001989
1990def TEX_VTX_CONSTBUF :
Vincent Lejeune743dca02013-03-05 15:04:29 +00001991 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001992 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellardecf9d862013-06-14 22:12:30 +00001993 VTX_WORD1_GPR, VTX_WORD0_eg {
Tom Stellard365366f2013-01-23 02:09:06 +00001994
1995 let VC_INST = 0;
1996 let FETCH_TYPE = 2;
1997 let FETCH_WHOLE_QUAD = 0;
Tom Stellard365366f2013-01-23 02:09:06 +00001998 let SRC_REL = 0;
1999 let SRC_SEL_X = 0;
2000 let DST_REL = 0;
2001 let USE_CONST_FIELDS = 0;
2002 let NUM_FORMAT_ALL = 2;
2003 let FORMAT_COMP_ALL = 1;
2004 let SRF_MODE_ALL = 1;
2005 let MEGA_FETCH_COUNT = 16;
2006 let DST_SEL_X = 0;
2007 let DST_SEL_Y = 1;
2008 let DST_SEL_Z = 2;
2009 let DST_SEL_W = 3;
2010 let DATA_FORMAT = 35;
2011
2012 let Inst{31-0} = Word0;
2013 let Inst{63-32} = Word1;
2014
2015// LLVM can only encode 64-bit instructions, so these fields are manually
2016// encoded in R600CodeEmitter
2017//
2018// bits<16> OFFSET;
2019// bits<2> ENDIAN_SWAP = 0;
2020// bits<1> CONST_BUF_NO_STRIDE = 0;
2021// bits<1> MEGA_FETCH = 0;
2022// bits<1> ALT_CONST = 0;
2023// bits<2> BUFFER_INDEX_MODE = 0;
2024
2025
2026
2027// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2028// is done in R600CodeEmitter
2029//
2030// Inst{79-64} = OFFSET;
2031// Inst{81-80} = ENDIAN_SWAP;
2032// Inst{82} = CONST_BUF_NO_STRIDE;
2033// Inst{83} = MEGA_FETCH;
2034// Inst{84} = ALT_CONST;
2035// Inst{86-85} = BUFFER_INDEX_MODE;
2036// Inst{95-86} = 0; Reserved
2037
2038// VTX_WORD3 (Padding)
2039//
2040// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002041 let VTXInst = 1;
Tom Stellard365366f2013-01-23 02:09:06 +00002042}
2043
Vincent Lejeune68501802013-02-18 14:11:19 +00002044def TEX_VTX_TEXBUF:
2045 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002046 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Tom Stellardecf9d862013-06-14 22:12:30 +00002047VTX_WORD1_GPR, VTX_WORD0_eg {
Vincent Lejeune68501802013-02-18 14:11:19 +00002048
2049let VC_INST = 0;
2050let FETCH_TYPE = 2;
2051let FETCH_WHOLE_QUAD = 0;
2052let SRC_REL = 0;
2053let SRC_SEL_X = 0;
2054let DST_REL = 0;
2055let USE_CONST_FIELDS = 1;
2056let NUM_FORMAT_ALL = 0;
2057let FORMAT_COMP_ALL = 0;
2058let SRF_MODE_ALL = 1;
2059let MEGA_FETCH_COUNT = 16;
2060let DST_SEL_X = 0;
2061let DST_SEL_Y = 1;
2062let DST_SEL_Z = 2;
2063let DST_SEL_W = 3;
2064let DATA_FORMAT = 0;
2065
2066let Inst{31-0} = Word0;
2067let Inst{63-32} = Word1;
2068
2069// LLVM can only encode 64-bit instructions, so these fields are manually
2070// encoded in R600CodeEmitter
2071//
2072// bits<16> OFFSET;
2073// bits<2> ENDIAN_SWAP = 0;
2074// bits<1> CONST_BUF_NO_STRIDE = 0;
2075// bits<1> MEGA_FETCH = 0;
2076// bits<1> ALT_CONST = 0;
2077// bits<2> BUFFER_INDEX_MODE = 0;
2078
2079
2080
2081// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2082// is done in R600CodeEmitter
2083//
2084// Inst{79-64} = OFFSET;
2085// Inst{81-80} = ENDIAN_SWAP;
2086// Inst{82} = CONST_BUF_NO_STRIDE;
2087// Inst{83} = MEGA_FETCH;
2088// Inst{84} = ALT_CONST;
2089// Inst{86-85} = BUFFER_INDEX_MODE;
2090// Inst{95-86} = 0; Reserved
2091
2092// VTX_WORD3 (Padding)
2093//
2094// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002095 let VTXInst = 1;
Vincent Lejeune68501802013-02-18 14:11:19 +00002096}
2097
2098
Tom Stellard365366f2013-01-23 02:09:06 +00002099
Tom Stellardf8794352012-12-19 22:10:31 +00002100//===--------------------------------------------------------------------===//
2101// Instructions support
2102//===--------------------------------------------------------------------===//
2103//===---------------------------------------------------------------------===//
2104// Custom Inserter for Branches and returns, this eventually will be a
2105// seperate pass
2106//===---------------------------------------------------------------------===//
2107let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2108 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2109 "; Pseudo unconditional branch instruction",
2110 [(br bb:$target)]>;
2111 defm BRANCH_COND : BranchConditional<IL_brcond>;
2112}
2113
2114//===---------------------------------------------------------------------===//
2115// Flow and Program control Instructions
2116//===---------------------------------------------------------------------===//
2117let isTerminator=1 in {
2118 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2119 !strconcat("SWITCH", " $src"), []>;
2120 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2121 !strconcat("CASE", " $src"), []>;
2122 def BREAK : ILFormat< (outs), (ins),
2123 "BREAK", []>;
2124 def CONTINUE : ILFormat< (outs), (ins),
2125 "CONTINUE", []>;
2126 def DEFAULT : ILFormat< (outs), (ins),
2127 "DEFAULT", []>;
2128 def ELSE : ILFormat< (outs), (ins),
2129 "ELSE", []>;
2130 def ENDSWITCH : ILFormat< (outs), (ins),
2131 "ENDSWITCH", []>;
2132 def ENDMAIN : ILFormat< (outs), (ins),
2133 "ENDMAIN", []>;
2134 def END : ILFormat< (outs), (ins),
2135 "END", []>;
2136 def ENDFUNC : ILFormat< (outs), (ins),
2137 "ENDFUNC", []>;
2138 def ENDIF : ILFormat< (outs), (ins),
2139 "ENDIF", []>;
2140 def WHILELOOP : ILFormat< (outs), (ins),
2141 "WHILE", []>;
2142 def ENDLOOP : ILFormat< (outs), (ins),
2143 "ENDLOOP", []>;
2144 def FUNC : ILFormat< (outs), (ins),
2145 "FUNC", []>;
2146 def RETDYN : ILFormat< (outs), (ins),
2147 "RET_DYN", []>;
2148 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2149 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2150 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2151 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2152 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2153 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2154 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2155 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2156 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2157 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2158 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2159 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2160 defm IFC : BranchInstr2<"IFC">;
2161 defm BREAKC : BranchInstr2<"BREAKC">;
2162 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2163}
2164
Tom Stellard75aadc22012-12-11 21:25:42 +00002165//===----------------------------------------------------------------------===//
2166// ISel Patterns
2167//===----------------------------------------------------------------------===//
2168
Tom Stellard2add82d2013-03-08 15:37:09 +00002169// CND*_INT Pattterns for f32 True / False values
2170
2171class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002172 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2173 (cnd $src0, $src1, $src2)
Tom Stellard2add82d2013-03-08 15:37:09 +00002174>;
2175
2176def : CND_INT_f32 <CNDE_INT, SETEQ>;
2177def : CND_INT_f32 <CNDGT_INT, SETGT>;
2178def : CND_INT_f32 <CNDGE_INT, SETGE>;
2179
Tom Stellard75aadc22012-12-11 21:25:42 +00002180//CNDGE_INT extra pattern
2181def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002182 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2183 (CNDGE_INT $src0, $src1, $src2)
Tom Stellard75aadc22012-12-11 21:25:42 +00002184>;
2185
2186// KIL Patterns
2187def KILP : Pat <
2188 (int_AMDGPU_kilp),
2189 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2190>;
2191
2192def KIL : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002193 (int_AMDGPU_kill f32:$src0),
2194 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellard75aadc22012-12-11 21:25:42 +00002195>;
2196
2197// SGT Reverse args
2198def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002199 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2200 (SGT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002201>;
2202
2203// SGE Reverse args
2204def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002205 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2206 (SGE $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002207>;
2208
Tom Stellarde06163a2013-02-07 14:02:35 +00002209// SETGT_DX10 reverse args
2210def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002211 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2212 (SETGT_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002213>;
2214
2215// SETGE_DX10 reverse args
2216def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002217 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2218 (SETGE_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002219>;
2220
Tom Stellard75aadc22012-12-11 21:25:42 +00002221// SETGT_INT reverse args
2222def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002223 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2224 (SETGT_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002225>;
2226
2227// SETGE_INT reverse args
2228def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002229 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2230 (SETGE_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002231>;
2232
2233// SETGT_UINT reverse args
2234def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002235 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2236 (SETGT_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002237>;
2238
2239// SETGE_UINT reverse args
2240def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002241 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2242 (SETGE_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002243>;
2244
2245// The next two patterns are special cases for handling 'true if ordered' and
2246// 'true if unordered' conditionals. The assumption here is that the behavior of
2247// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2248// described here:
2249// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2250// We assume that SETE returns false when one of the operands is NAN and
2251// SNE returns true when on of the operands is NAN
2252
2253//SETE - 'true if ordered'
2254def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002255 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2256 (SETE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002257>;
2258
Tom Stellarde06163a2013-02-07 14:02:35 +00002259//SETE_DX10 - 'true if ordered'
2260def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002261 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2262 (SETE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002263>;
2264
Tom Stellard75aadc22012-12-11 21:25:42 +00002265//SNE - 'true if unordered'
2266def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002267 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2268 (SNE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002269>;
2270
Tom Stellarde06163a2013-02-07 14:02:35 +00002271//SETNE_DX10 - 'true if ordered'
2272def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002273 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2274 (SETNE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002275>;
2276
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002277def : Extract_Element <f32, v4f32, 0, sub0>;
2278def : Extract_Element <f32, v4f32, 1, sub1>;
2279def : Extract_Element <f32, v4f32, 2, sub2>;
2280def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002281
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002282def : Insert_Element <f32, v4f32, 0, sub0>;
2283def : Insert_Element <f32, v4f32, 1, sub1>;
2284def : Insert_Element <f32, v4f32, 2, sub2>;
2285def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002286
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002287def : Extract_Element <i32, v4i32, 0, sub0>;
2288def : Extract_Element <i32, v4i32, 1, sub1>;
2289def : Extract_Element <i32, v4i32, 2, sub2>;
2290def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002291
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002292def : Insert_Element <i32, v4i32, 0, sub0>;
2293def : Insert_Element <i32, v4i32, 1, sub1>;
2294def : Insert_Element <i32, v4i32, 2, sub2>;
2295def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002296
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002297def : Vector4_Build <v4f32, f32>;
2298def : Vector4_Build <v4i32, i32>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002299
2300// bitconvert patterns
2301
2302def : BitConvert <i32, f32, R600_Reg32>;
2303def : BitConvert <f32, i32, R600_Reg32>;
2304def : BitConvert <v4f32, v4i32, R600_Reg128>;
2305def : BitConvert <v4i32, v4f32, R600_Reg128>;
2306
2307// DWORDADDR pattern
2308def : DwordAddrPat <i32, R600_Reg32>;
2309
2310} // End isR600toCayman Predicate