1 //===--- HexagonPseudo.td -------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // The pat frags in the definitions below need to have a named register,
11 // otherwise i32 will be assumed regardless of the register class. The
12 // name of the register does not matter.
13 def I1 : PatLeaf<(i1 PredRegs:$R)>;
14 def I32 : PatLeaf<(i32 IntRegs:$R)>;
15 def I64 : PatLeaf<(i64 DoubleRegs:$R)>;
16 def F32 : PatLeaf<(f32 IntRegs:$R)>;
17 def F64 : PatLeaf<(f64 DoubleRegs:$R)>;
19 let PrintMethod = "printGlobalOperand" in {
20 def globaladdress : Operand<i32>;
21 def globaladdressExt : Operand<i32>;
25 let isCodeGenOnly = 0 in
26 def A2_iconst : Pseudo<(outs IntRegs:$Rd32),
27 (ins s27_2Imm:$Ii), "${Rd32} = iconst(#${Ii})">;
29 def DUPLEX_Pseudo : InstHexagon<(outs),
30 (ins s32_0Imm:$offset), "DUPLEX", [], "", DUPLEX, TypePSEUDO>;
33 let isExtendable = 1, opExtendable = 1, opExtentBits = 6,
34 isAsmParserOnly = 1 in
35 def TFRI64_V2_ext : InstHexagon<(outs DoubleRegs:$dst),
36 (ins s32_0Imm:$src1, s8_0Imm:$src2),
37 "$dst = combine(#$src1,#$src2)", [], "",
38 A2_combineii.Itinerary, TypeALU32_2op>, OpcodeHexagon;
41 let isReMaterializable = 1, isMoveImm = 1, hasSideEffects = 0,
42 hasNewValue = 1, opNewValue = 0 in
43 class REG_IMMED<string RegHalf, bit Rs, bits<3> MajOp, bit MinOp,
45 : InstHexagon<(outs IntRegs:$dst),
46 (ins u16_0Imm:$imm_value),
47 "$dst"#RegHalf#" = #$imm_value", [], "",
48 rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
53 let Inst{26-24} = MajOp;
55 let Inst{20-16} = dst;
56 let Inst{23-22} = imm_value{15-14};
57 let Inst{13-0} = imm_value{13-0};
60 let isAsmParserOnly = 1 in {
61 def LO : REG_IMMED<".l", 0b0, 0b001, 0b1, A2_tfril>;
62 def HI : REG_IMMED<".h", 0b0, 0b010, 0b1, A2_tfrih>;
65 let isReMaterializable = 1, isMoveImm = 1, isAsmParserOnly = 1 in {
66 def CONST32 : CONSTLDInst<(outs IntRegs:$Rd), (ins i32imm:$v),
67 "$Rd = CONST32(#$v)", []>;
68 def CONST64 : CONSTLDInst<(outs DoubleRegs:$Rd), (ins i64imm:$v),
69 "$Rd = CONST64(#$v)", []>;
72 let hasSideEffects = 0, isReMaterializable = 1, isPseudo = 1,
74 def PS_true : InstHexagon<(outs PredRegs:$dst), (ins), "",
75 [(set I1:$dst, 1)], "", C2_orn.Itinerary, TypeCR>;
77 let hasSideEffects = 0, isReMaterializable = 1, isPseudo = 1,
79 def PS_false : InstHexagon<(outs PredRegs:$dst), (ins), "",
80 [(set I1:$dst, 0)], "", C2_andn.Itinerary, TypeCR>;
82 let Defs = [R29, R30], Uses = [R31, R30, R29], isPseudo = 1 in
83 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
84 ".error \"should not emit\" ", []>;
86 let Defs = [R29, R30, R31], Uses = [R29], isPseudo = 1 in
87 def ADJCALLSTACKUP : Pseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
88 ".error \"should not emit\" ", []>;
91 let isBranch = 1, isTerminator = 1, hasSideEffects = 0,
92 Defs = [PC, LC0], Uses = [SA0, LC0] in {
93 def ENDLOOP0 : Endloop<(outs), (ins b30_2Imm:$offset),
98 let isBranch = 1, isTerminator = 1, hasSideEffects = 0,
99 Defs = [PC, LC1], Uses = [SA1, LC1] in {
100 def ENDLOOP1 : Endloop<(outs), (ins b30_2Imm:$offset),
105 let isBranch = 1, isTerminator = 1, hasSideEffects = 0,
106 Defs = [PC, LC0, LC1], Uses = [SA0, SA1, LC0, LC1] in {
107 def ENDLOOP01 : Endloop<(outs), (ins b30_2Imm:$offset),
112 let isExtendable = 1, isExtentSigned = 1, opExtentBits = 9, opExtentAlign = 2,
113 opExtendable = 0, hasSideEffects = 0 in
114 class LOOP_iBase<string mnemonic, InstHexagon rootInst>
115 : InstHexagon <(outs), (ins b30_2Imm:$offset, u10_0Imm:$src2),
116 #mnemonic#"($offset,#$src2)",
117 [], "", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
123 let Inst{27-22} = 0b100100;
124 let Inst{21} = !if (!eq(mnemonic, "loop0"), 0b0, 0b1);
125 let Inst{20-16} = src2{9-5};
126 let Inst{12-8} = offset{8-4};
127 let Inst{7-5} = src2{4-2};
128 let Inst{4-3} = offset{3-2};
129 let Inst{1-0} = src2{1-0};
132 let isExtendable = 1, isExtentSigned = 1, opExtentBits = 9, opExtentAlign = 2,
133 opExtendable = 0, hasSideEffects = 0 in
134 class LOOP_rBase<string mnemonic, InstHexagon rootInst>
135 : InstHexagon<(outs), (ins b30_2Imm:$offset, IntRegs:$src2),
136 #mnemonic#"($offset,$src2)",
137 [], "", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
143 let Inst{27-22} = 0b000000;
144 let Inst{21} = !if (!eq(mnemonic, "loop0"), 0b0, 0b1);
145 let Inst{20-16} = src2;
146 let Inst{12-8} = offset{8-4};
147 let Inst{4-3} = offset{3-2};
150 let Defs = [SA0, LC0, USR], isCodeGenOnly = 1, isExtended = 1,
151 opExtendable = 0 in {
152 def J2_loop0iext : LOOP_iBase<"loop0", J2_loop0i>;
153 def J2_loop1iext : LOOP_iBase<"loop1", J2_loop1i>;
156 // Interestingly only loop0's appear to set usr.lpcfg
157 let Defs = [SA1, LC1], isCodeGenOnly = 1, isExtended = 1, opExtendable = 0 in {
158 def J2_loop0rext : LOOP_rBase<"loop0", J2_loop0r>;
159 def J2_loop1rext : LOOP_rBase<"loop1", J2_loop1r>;
162 let isCall = 1, hasSideEffects = 1, isPredicable = 0,
163 isExtended = 0, isExtendable = 1, opExtendable = 0,
164 isExtentSigned = 1, opExtentBits = 24, opExtentAlign = 2 in
165 class T_Call<string ExtStr>
166 : InstHexagon<(outs), (ins a30_2Imm:$dst),
167 "call " # ExtStr # "$dst", [], "", J2_call.Itinerary, TypeJ>,
169 let BaseOpcode = "call";
173 let Inst{27-25} = 0b101;
174 let Inst{24-16,13-1} = dst{23-2};
178 let isCodeGenOnly = 1, isCall = 1, hasSideEffects = 1, Defs = [R16],
180 def CALLProfile : T_Call<"">;
182 let isCodeGenOnly = 1, isCall = 1, hasSideEffects = 1,
183 Defs = [PC, R31, R6, R7, P0] in
184 def PS_call_stk : T_Call<"">;
187 let isCall = 1, hasSideEffects = 1, cofMax1 = 1, isCodeGenOnly = 1 in
188 def PS_callr_nr: InstHexagon<(outs), (ins IntRegs:$Rs),
189 "callr $Rs", [], "", J2_callr.Itinerary, TypeJ>, OpcodeHexagon {
192 let isPredicatedFalse = 1;
195 let Inst{27-21} = 0b0000101;
196 let Inst{20-16} = Rs;
199 let isCall = 1, hasSideEffects = 1,
200 isExtended = 0, isExtendable = 1, opExtendable = 0, isCodeGenOnly = 1,
201 BaseOpcode = "PS_call_nr", isExtentSigned = 1, opExtentAlign = 2 in
202 class Call_nr<bits<5> nbits, bit isPred, bit isFalse, dag iops,
204 : Pseudo<(outs), iops, "">, PredRel {
207 let opExtentBits = nbits;
208 let isPredicable = 0; // !if(isPred, 0, 1);
209 let isPredicated = 0; // isPred;
210 let isPredicatedFalse = isFalse;
211 let Itinerary = itin;
214 def PS_call_nr : Call_nr<24, 0, 0, (ins s32_0Imm:$Ii), J2_call.Itinerary>;
215 //def PS_call_nrt: Call_nr<17, 1, 0, (ins PredRegs:$Pu, s32_0Imm:$dst),
216 // J2_callt.Itinerary>;
217 //def PS_call_nrf: Call_nr<17, 1, 1, (ins PredRegs:$Pu, s32_0Imm:$dst),
218 // J2_callf.Itinerary>;
220 let isBranch = 1, isIndirectBranch = 1, isBarrier = 1, Defs = [PC],
221 isPredicable = 1, hasSideEffects = 0, InputType = "reg",
223 class T_JMPr <InstHexagon rootInst>
224 : InstHexagon<(outs), (ins IntRegs:$dst), "jumpr $dst", [],
225 "", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
229 let Inst{27-21} = 0b0010100;
230 let Inst{20-16} = dst;
233 // A return through builtin_eh_return.
234 let isReturn = 1, isTerminator = 1, isBarrier = 1, hasSideEffects = 0,
235 isCodeGenOnly = 1, Defs = [PC], Uses = [R28], isPredicable = 0 in
236 def EH_RETURN_JMPR : T_JMPr<J2_jumpr>;
238 // Indirect tail-call.
239 let isPseudo = 1, isCall = 1, isReturn = 1, isBarrier = 1, isPredicable = 0,
240 isTerminator = 1, isCodeGenOnly = 1 in
241 def PS_tailcall_r : T_JMPr<J2_jumpr>;
244 // Direct tail-calls.
245 let isPseudo = 1, isCall = 1, isReturn = 1, isBarrier = 1, isPredicable = 0,
246 isTerminator = 1, isCodeGenOnly = 1 in
247 def PS_tailcall_i : Pseudo<(outs), (ins a30_2Imm:$dst), "", []>;
249 let isCodeGenOnly = 1, isPseudo = 1, Uses = [R30], hasSideEffects = 0 in
250 def PS_aligna : Pseudo<(outs IntRegs:$Rd), (ins u32_0Imm:$A), "", []>;
252 // Generate frameindex addresses. The main reason for the offset operand is
253 // that every instruction that is allowed to have frame index as an operand
254 // will then have that operand followed by an immediate operand (the offset).
255 // This simplifies the frame-index elimination code.
257 let isMoveImm = 1, isAsCheapAsAMove = 1, isReMaterializable = 1,
258 isPseudo = 1, isCodeGenOnly = 1, hasSideEffects = 0, isExtendable = 1,
259 isExtentSigned = 1, opExtentBits = 16, opExtentAlign = 0 in {
260 let opExtendable = 2 in
261 def PS_fi : Pseudo<(outs IntRegs:$Rd),
262 (ins IntRegs:$fi, s32_0Imm:$off), "">;
263 let opExtendable = 3 in
264 def PS_fia : Pseudo<(outs IntRegs:$Rd),
265 (ins IntRegs:$Rs, IntRegs:$fi, s32_0Imm:$off), "">;
268 class CondStr<string CReg, bit True, bit New> {
269 string S = "if (" # !if(True,"","!") # CReg # !if(New,".new","") # ") ";
271 class JumpOpcStr<string Mnemonic, bit New, bit Taken> {
272 string S = Mnemonic # !if(Taken, ":t", ":nt");
274 let isBranch = 1, isIndirectBranch = 1, Defs = [PC], isPredicated = 1,
275 hasSideEffects = 0, InputType = "reg", cofMax1 = 1 in
276 class T_JMPr_c <bit PredNot, bit isPredNew, bit isTak, InstHexagon rootInst>
277 : InstHexagon<(outs), (ins PredRegs:$src, IntRegs:$dst),
278 CondStr<"$src", !if(PredNot,0,1), isPredNew>.S #
279 JumpOpcStr<"jumpr", isPredNew, isTak>.S # " $dst",
280 [], "", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
283 let isPredicatedFalse = PredNot;
284 let isPredicatedNew = isPredNew;
290 let Inst{27-22} = 0b001101;
291 let Inst{21} = PredNot;
292 let Inst{20-16} = dst;
293 let Inst{12} = isTak;
294 let Inst{11} = isPredNew;
298 let isTerminator = 1, hasSideEffects = 0, isReturn = 1, isCodeGenOnly = 1,
299 isBarrier = 1, BaseOpcode = "JMPret" in {
300 def PS_jmpret : T_JMPr<J2_jumpr>, PredNewRel;
301 def PS_jmprett : T_JMPr_c<0, 0, 0, J2_jumprt>, PredNewRel;
302 def PS_jmpretf : T_JMPr_c<1, 0, 0, J2_jumprf>, PredNewRel;
303 def PS_jmprettnew : T_JMPr_c<0, 1, 0, J2_jumprtnew>, PredNewRel;
304 def PS_jmpretfnew : T_JMPr_c<1, 1, 0, J2_jumprfnew>, PredNewRel;
305 def PS_jmprettnewpt : T_JMPr_c<0, 1, 1, J2_jumprtnewpt>, PredNewRel;
306 def PS_jmpretfnewpt : T_JMPr_c<1, 1, 1, J2_jumprfnewpt>, PredNewRel;
309 //defm V6_vtran2x2_map : HexagonMapping<(outs HvxVR:$Vy32, HvxVR:$Vx32), (ins HvxVR:$Vx32in, IntRegs:$Rt32), "vtrans2x2(${Vy32},${Vx32},${Rt32})", (V6_vshuff HvxVR:$Vy32, HvxVR:$Vx32, HvxVR:$Vx32in, IntRegs:$Rt32)>;
311 // The reason for the custom inserter is to record all ALLOCA instructions
312 // in MachineFunctionInfo.
313 let Defs = [R29], hasSideEffects = 1 in
314 def PS_alloca: Pseudo <(outs IntRegs:$Rd),
315 (ins IntRegs:$Rs, u32_0Imm:$A), "", []>;
318 let isExtendable = 1, opExtendable = 2, isExtentSigned = 1, opExtentBits = 13,
319 isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
320 def LDriw_pred : LDInst<(outs PredRegs:$dst),
321 (ins IntRegs:$addr, s32_0Imm:$off),
322 ".error \"should not emit\"", []>;
325 let isExtendable = 1, opExtendable = 2, isExtentSigned = 1, opExtentBits = 13,
326 isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
327 def LDriw_ctr : LDInst<(outs CtrRegs:$dst),
328 (ins IntRegs:$addr, s32_0Imm:$off),
329 ".error \"should not emit\"", []>;
332 let isCodeGenOnly = 1, isPseudo = 1 in
333 def PS_pselect: InstHexagon<(outs DoubleRegs:$Rd),
334 (ins PredRegs:$Pu, DoubleRegs:$Rs, DoubleRegs:$Rt),
335 ".error \"should not emit\" ", [], "", A2_tfrpt.Itinerary, TypeALU32_2op>;
337 let isBranch = 1, isBarrier = 1, Defs = [PC], hasSideEffects = 0,
339 isExtendable = 1, opExtendable = 0, isExtentSigned = 1,
340 opExtentBits = 24, opExtentAlign = 2, InputType = "imm" in
341 class T_JMP: InstHexagon<(outs), (ins b30_2Imm:$dst),
343 [], "", J2_jump.Itinerary, TypeJ>, OpcodeHexagon {
347 let Inst{27-25} = 0b100;
348 let Inst{24-16} = dst{23-15};
349 let Inst{13-1} = dst{14-2};
352 // Restore registers and dealloc return function call.
353 let isCall = 1, isBarrier = 1, isReturn = 1, isTerminator = 1,
354 Defs = [R29, R30, R31, PC], isPredicable = 0, isAsmParserOnly = 1 in {
355 def RESTORE_DEALLOC_RET_JMP_V4 : T_JMP;
357 let isExtended = 1, opExtendable = 0 in
358 def RESTORE_DEALLOC_RET_JMP_V4_EXT : T_JMP;
360 let Defs = [R14, R15, R28, R29, R30, R31, PC] in {
361 def RESTORE_DEALLOC_RET_JMP_V4_PIC : T_JMP;
363 let isExtended = 1, opExtendable = 0 in
364 def RESTORE_DEALLOC_RET_JMP_V4_EXT_PIC : T_JMP;
368 // Restore registers and dealloc frame before a tail call.
369 let isCall = 1, Defs = [R29, R30, R31, PC], isAsmParserOnly = 1 in {
370 def RESTORE_DEALLOC_BEFORE_TAILCALL_V4 : T_Call<"">, PredRel;
372 let isExtended = 1, opExtendable = 0 in
373 def RESTORE_DEALLOC_BEFORE_TAILCALL_V4_EXT : T_Call<"">, PredRel;
375 let Defs = [R14, R15, R28, R29, R30, R31, PC] in {
376 def RESTORE_DEALLOC_BEFORE_TAILCALL_V4_PIC : T_Call<"">, PredRel;
378 let isExtended = 1, opExtendable = 0 in
379 def RESTORE_DEALLOC_BEFORE_TAILCALL_V4_EXT_PIC : T_Call<"">, PredRel;
383 // Save registers function call.
384 let isCall = 1, Uses = [R29, R31], isAsmParserOnly = 1 in {
385 def SAVE_REGISTERS_CALL_V4 : T_Call<"">, PredRel;
387 let isExtended = 1, opExtendable = 0 in
388 def SAVE_REGISTERS_CALL_V4_EXT : T_Call<"">, PredRel;
391 def SAVE_REGISTERS_CALL_V4STK : T_Call<"">, PredRel;
393 let Defs = [P0], isExtended = 1, opExtendable = 0 in
394 def SAVE_REGISTERS_CALL_V4STK_EXT : T_Call<"">, PredRel;
396 let Defs = [R14, R15, R28] in
397 def SAVE_REGISTERS_CALL_V4_PIC : T_Call<"">, PredRel;
399 let Defs = [R14, R15, R28], isExtended = 1, opExtendable = 0 in
400 def SAVE_REGISTERS_CALL_V4_EXT_PIC : T_Call<"">, PredRel;
402 let Defs = [R14, R15, R28, P0] in
403 def SAVE_REGISTERS_CALL_V4STK_PIC : T_Call<"">, PredRel;
405 let Defs = [R14, R15, R28, P0], isExtended = 1, opExtendable = 0 in
406 def SAVE_REGISTERS_CALL_V4STK_EXT_PIC : T_Call<"">, PredRel;
409 // Vector store pseudos
410 let Predicates = [HasV60,UseHVX], isPseudo = 1, isCodeGenOnly = 1,
411 mayStore = 1, accessSize = HVXVectorAccess, hasSideEffects = 0 in
412 class STrivv_template<RegisterClass RC, InstHexagon rootInst>
413 : InstHexagon<(outs), (ins IntRegs:$addr, s32_0Imm:$off, RC:$src),
414 "", [], "", rootInst.Itinerary, rootInst.Type>;
416 def PS_vstorerw_ai: STrivv_template<HvxWR, V6_vS32b_ai>,
417 Requires<[HasV60,UseHVX]>;
418 def PS_vstorerw_nt_ai: STrivv_template<HvxWR, V6_vS32b_nt_ai>,
419 Requires<[HasV60,UseHVX]>;
420 def PS_vstorerwu_ai: STrivv_template<HvxWR, V6_vS32Ub_ai>,
421 Requires<[HasV60,UseHVX]>;
423 let isPseudo = 1, isCodeGenOnly = 1, mayStore = 1, hasSideEffects = 0 in
424 def PS_vstorerq_ai: Pseudo<(outs),
425 (ins IntRegs:$Rs, s32_0Imm:$Off, HvxQR:$Qt), "", []>,
426 Requires<[HasV60,UseHVX]>;
428 // Vector load pseudos
429 let Predicates = [HasV60, UseHVX], isPseudo = 1, isCodeGenOnly = 1,
430 mayLoad = 1, accessSize = HVXVectorAccess, hasSideEffects = 0 in
431 class LDrivv_template<RegisterClass RC, InstHexagon rootInst>
432 : InstHexagon<(outs RC:$dst), (ins IntRegs:$addr, s32_0Imm:$off),
433 "", [], "", rootInst.Itinerary, rootInst.Type>;
435 def PS_vloadrw_ai: LDrivv_template<HvxWR, V6_vL32b_ai>,
436 Requires<[HasV60,UseHVX]>;
437 def PS_vloadrw_nt_ai: LDrivv_template<HvxWR, V6_vL32b_nt_ai>,
438 Requires<[HasV60,UseHVX]>;
439 def PS_vloadrwu_ai: LDrivv_template<HvxWR, V6_vL32Ub_ai>,
440 Requires<[HasV60,UseHVX]>;
442 let isPseudo = 1, isCodeGenOnly = 1, mayLoad = 1, hasSideEffects = 0 in
443 def PS_vloadrq_ai: Pseudo<(outs HvxQR:$Qd),
444 (ins IntRegs:$Rs, s32_0Imm:$Off), "", []>,
445 Requires<[HasV60,UseHVX]>;
448 let isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
449 class VSELInst<dag outs, dag ins, InstHexagon rootInst>
450 : InstHexagon<outs, ins, "", [], "", rootInst.Itinerary, rootInst.Type>;
452 def PS_vselect: VSELInst<(outs HvxVR:$dst),
453 (ins PredRegs:$src1, HvxVR:$src2, HvxVR:$src3), V6_vcmov>,
454 Requires<[HasV60,UseHVX]>;
455 def PS_wselect: VSELInst<(outs HvxWR:$dst),
456 (ins PredRegs:$src1, HvxWR:$src2, HvxWR:$src3), V6_vccombine>,
457 Requires<[HasV60,UseHVX]>;
459 let hasSideEffects = 0, isReMaterializable = 1, isPseudo = 1,
460 isCodeGenOnly = 1 in {
461 def PS_qtrue: InstHexagon<(outs HvxQR:$Qd), (ins), "", [], "",
462 V6_veqw.Itinerary, TypeCVI_VA>;
463 def PS_qfalse: InstHexagon<(outs HvxQR:$Qd), (ins), "", [], "",
464 V6_vgtw.Itinerary, TypeCVI_VA>;
465 def PS_vdd0: InstHexagon<(outs HvxWR:$Vd), (ins), "", [], "",
466 V6_vsubw_dv.Itinerary, TypeCVI_VA_DV>;
470 let isExtendable = 1, opExtendable = 1, isExtentSigned = 1, opExtentBits = 13,
471 isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
472 def STriw_pred : STInst<(outs),
473 (ins IntRegs:$addr, s32_0Imm:$off, PredRegs:$src1),
474 ".error \"should not emit\"", []>;
476 let isExtendable = 1, opExtendable = 1, isExtentSigned = 1, opExtentBits = 13,
477 isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
478 def STriw_ctr : STInst<(outs),
479 (ins IntRegs:$addr, s32_0Imm:$off, CtrRegs:$src1),
480 ".error \"should not emit\"", []>;
482 let isExtendable = 1, opExtendable = 1, opExtentBits = 6,
483 isAsmParserOnly = 1 in
484 def TFRI64_V4 : InstHexagon<(outs DoubleRegs:$dst),
485 (ins u64_0Imm:$src1),
486 "$dst = #$src1", [], "",
487 A2_combineii.Itinerary, TypeALU32_2op>, OpcodeHexagon;
489 // Hexagon doesn't have a vector multiply with C semantics.
490 // Instead, generate a pseudo instruction that gets expaneded into two
491 // scalar MPYI instructions.
492 // This is expanded by ExpandPostRAPseudos.
494 def PS_vmulw : PseudoM<(outs DoubleRegs:$Rd),
495 (ins DoubleRegs:$Rs, DoubleRegs:$Rt), "", []>;
498 def PS_vmulw_acc : PseudoM<(outs DoubleRegs:$Rd),
499 (ins DoubleRegs:$Rx, DoubleRegs:$Rs, DoubleRegs:$Rt), "", [],
502 def DuplexIClass0: InstDuplex < 0 >;
503 def DuplexIClass1: InstDuplex < 1 >;
504 def DuplexIClass2: InstDuplex < 2 >;
505 let isExtendable = 1 in {
506 def DuplexIClass3: InstDuplex < 3 >;
507 def DuplexIClass4: InstDuplex < 4 >;
508 def DuplexIClass5: InstDuplex < 5 >;
509 def DuplexIClass6: InstDuplex < 6 >;
510 def DuplexIClass7: InstDuplex < 7 >;
512 def DuplexIClass8: InstDuplex < 8 >;
513 def DuplexIClass9: InstDuplex < 9 >;
514 def DuplexIClassA: InstDuplex < 0xA >;
515 def DuplexIClassB: InstDuplex < 0xB >;
516 def DuplexIClassC: InstDuplex < 0xC >;
517 def DuplexIClassD: InstDuplex < 0xD >;
518 def DuplexIClassE: InstDuplex < 0xE >;
519 def DuplexIClassF: InstDuplex < 0xF >;
521 // Pseudos for circular buffer instructions. These are needed in order to
522 // allocate the correct pair of CSx and Mx registers.
523 multiclass NewCircularLoad<RegisterClass RC, MemAccessSize MS> {
525 let isCodeGenOnly = 1, isPseudo = 1, Defs = [CS], Uses = [CS],
526 addrMode = PostInc, accessSize = MS, hasSideEffects = 0 in {
527 def NAME#_pci : LDInst<(outs RC:$Rd32, IntRegs:$Rx32),
528 (ins IntRegs:$Rx32in, s4_0Imm:$Ii, ModRegs:$Mu2, IntRegs:$Cs),
529 ".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_e93a3d71>;
531 def NAME#_pcr : LDInst<(outs RC:$Rd32, IntRegs:$Rx32),
532 (ins IntRegs:$Rx32in, ModRegs:$Mu2, IntRegs:$Cs),
533 ".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_44d3da28>;
537 defm PS_loadrub : NewCircularLoad<IntRegs, ByteAccess>;
538 defm PS_loadrb : NewCircularLoad<IntRegs, ByteAccess>;
539 defm PS_loadruh : NewCircularLoad<IntRegs, HalfWordAccess>;
540 defm PS_loadrh : NewCircularLoad<IntRegs, HalfWordAccess>;
541 defm PS_loadri : NewCircularLoad<IntRegs, WordAccess>;
542 defm PS_loadrd : NewCircularLoad<DoubleRegs, DoubleWordAccess>;
544 multiclass NewCircularStore<RegisterClass RC, MemAccessSize MS> {
546 let isCodeGenOnly = 1, isPseudo = 1, Defs = [CS], Uses = [CS],
547 addrMode = PostInc, accessSize = MS, hasSideEffects = 0 in {
548 def NAME#_pci : STInst<(outs IntRegs:$Rx32),
549 (ins IntRegs:$Rx32in, s4_0Imm:$Ii, ModRegs:$Mu2, RC:$Rt32, IntRegs:$Cs),
550 ".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_e86aa961>;
552 def NAME#_pcr : STInst<(outs IntRegs:$Rx32),
553 (ins IntRegs:$Rx32in, ModRegs:$Mu2, RC:$Rt32, IntRegs:$Cs),
554 ".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_da97ee82>;
558 defm PS_storerb : NewCircularStore<IntRegs, ByteAccess>;
559 defm PS_storerh : NewCircularStore<IntRegs, HalfWordAccess>;
560 defm PS_storerf : NewCircularStore<IntRegs, HalfWordAccess>;
561 defm PS_storeri : NewCircularStore<IntRegs, WordAccess>;
562 defm PS_storerd : NewCircularStore<DoubleRegs, WordAccess>;