1 //===-- MipsInstrFPU.td - Mips FPU Instruction Information -*- tablegen -*-===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 // This file describes the Mips FPU instruction set.
11 //===----------------------------------------------------------------------===//
13 //===----------------------------------------------------------------------===//
14 // Floating Point Instructions
15 // ------------------------
17 // - 32 64-bit registers (default mode)
18 // - 16 even 32-bit registers (32-bit compatible mode) for
19 // single and double access.
21 // - 16 even 32-bit registers - single and double (aliased)
22 // - 32 32-bit registers (within single-only mode)
23 //===----------------------------------------------------------------------===//
25 // Floating Point Compare and Branch
26 def SDT_MipsFPBrcond : SDTypeProfile<0, 3, [SDTCisInt<0>,
28 SDTCisVT<2, OtherVT>]>;
29 def SDT_MipsFPCmp : SDTypeProfile<0, 3, [SDTCisSameAs<0, 1>, SDTCisFP<1>,
31 def SDT_MipsCMovFP : SDTypeProfile<1, 3, [SDTCisSameAs<0, 1>, SDTCisVT<2, i32>,
33 def SDT_MipsTruncIntFP : SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisFP<1>]>;
34 def SDT_MipsBuildPairF64 : SDTypeProfile<1, 2, [SDTCisVT<0, f64>,
37 def SDT_MipsExtractElementF64 : SDTypeProfile<1, 2, [SDTCisVT<0, i32>,
41 def SDT_MipsMTC1_D64 : SDTypeProfile<1, 1, [SDTCisVT<0, f64>,
44 def MipsFPCmp : SDNode<"MipsISD::FPCmp", SDT_MipsFPCmp, [SDNPOutGlue]>;
45 def MipsCMovFP_T : SDNode<"MipsISD::CMovFP_T", SDT_MipsCMovFP, [SDNPInGlue]>;
46 def MipsCMovFP_F : SDNode<"MipsISD::CMovFP_F", SDT_MipsCMovFP, [SDNPInGlue]>;
47 def MipsFPBrcond : SDNode<"MipsISD::FPBrcond", SDT_MipsFPBrcond,
48 [SDNPHasChain, SDNPOptInGlue]>;
49 def MipsTruncIntFP : SDNode<"MipsISD::TruncIntFP", SDT_MipsTruncIntFP>;
50 def MipsBuildPairF64 : SDNode<"MipsISD::BuildPairF64", SDT_MipsBuildPairF64>;
51 def MipsExtractElementF64 : SDNode<"MipsISD::ExtractElementF64",
52 SDT_MipsExtractElementF64>;
54 def MipsMTC1_D64 : SDNode<"MipsISD::MTC1_D64", SDT_MipsMTC1_D64>;
56 // Operand for printing out a condition code.
57 let PrintMethod = "printFCCOperand", DecoderMethod = "DecodeCondCode" in
58 def condcode : Operand<i32>;
60 //===----------------------------------------------------------------------===//
61 // Feature predicates.
62 //===----------------------------------------------------------------------===//
64 def IsFP64bit : Predicate<"Subtarget->isFP64bit()">,
65 AssemblerPredicate<"FeatureFP64Bit">;
66 def NotFP64bit : Predicate<"!Subtarget->isFP64bit()">,
67 AssemblerPredicate<"!FeatureFP64Bit">;
68 def IsSingleFloat : Predicate<"Subtarget->isSingleFloat()">,
69 AssemblerPredicate<"FeatureSingleFloat">;
70 def IsNotSingleFloat : Predicate<"!Subtarget->isSingleFloat()">,
71 AssemblerPredicate<"!FeatureSingleFloat">;
72 def IsNotSoftFloat : Predicate<"!Subtarget->useSoftFloat()">,
73 AssemblerPredicate<"!FeatureSoftFloat">;
75 //===----------------------------------------------------------------------===//
76 // Mips FGR size adjectives.
77 // They are mutually exclusive.
78 //===----------------------------------------------------------------------===//
80 class FGR_32 { list<Predicate> FGRPredicates = [NotFP64bit]; }
81 class FGR_64 { list<Predicate> FGRPredicates = [IsFP64bit]; }
82 class HARDFLOAT { list<Predicate> HardFloatPredicate = [IsNotSoftFloat]; }
84 //===----------------------------------------------------------------------===//
86 // FP immediate patterns.
87 def fpimm0 : PatLeaf<(fpimm), [{
88 return N->isExactlyValue(+0.0);
91 def fpimm0neg : PatLeaf<(fpimm), [{
92 return N->isExactlyValue(-0.0);
95 //===----------------------------------------------------------------------===//
96 // Instruction Class Templates
98 // A set of multiclasses is used to address the register usage.
100 // S32 - single precision in 16 32bit even fp registers
101 // single precision in 32 32bit fp registers in SingleOnly mode
102 // S64 - single precision in 32 64bit fp registers (In64BitMode)
103 // D32 - double precision in 16 32bit even fp registers
104 // D64 - double precision in 32 64bit fp registers (In64BitMode)
106 // Only S32 and D32 are supported right now.
107 //===----------------------------------------------------------------------===//
108 class ADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin, bit IsComm,
109 SDPatternOperator OpNode= null_frag> :
110 InstSE<(outs RC:$fd), (ins RC:$fs, RC:$ft),
111 !strconcat(opstr, "\t$fd, $fs, $ft"),
112 [(set RC:$fd, (OpNode RC:$fs, RC:$ft))], Itin, FrmFR, opstr>,
114 let isCommutable = IsComm;
117 multiclass ADDS_M<string opstr, InstrItinClass Itin, bit IsComm,
118 SDPatternOperator OpNode = null_frag> {
119 def _D32 : MMRel, ADDS_FT<opstr, AFGR64Opnd, Itin, IsComm, OpNode>, FGR_32;
120 def _D64 : ADDS_FT<opstr, FGR64Opnd, Itin, IsComm, OpNode>, FGR_64 {
121 string DecoderNamespace = "MipsFP64";
125 class ABSS_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
126 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
127 InstSE<(outs DstRC:$fd), (ins SrcRC:$fs), !strconcat(opstr, "\t$fd, $fs"),
128 [(set DstRC:$fd, (OpNode SrcRC:$fs))], Itin, FrmFR, opstr>,
132 class CVT_PS_S_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
133 InstrItinClass Itin, bit IsComm,
134 SDPatternOperator OpNode = null_frag> :
135 InstSE<(outs DstRC:$fd), (ins SrcRC:$fs, SrcRC:$ft),
136 !strconcat(opstr, "\t$fd, $fs, $ft"),
137 [(set DstRC:$fd, (OpNode SrcRC:$fs, SrcRC:$ft))], Itin, FrmFR, opstr>,
139 let isCommutable = IsComm;
142 multiclass ABSS_M<string opstr, InstrItinClass Itin,
143 SDPatternOperator OpNode= null_frag> {
144 def _D32 : MMRel, ABSS_FT<opstr, AFGR64Opnd, AFGR64Opnd, Itin, OpNode>,
146 def _D64 : StdMMR6Rel, ABSS_FT<opstr, FGR64Opnd, FGR64Opnd, Itin, OpNode>,
148 string DecoderNamespace = "MipsFP64";
152 multiclass ROUND_M<string opstr, InstrItinClass Itin> {
153 def _D32 : MMRel, ABSS_FT<opstr, FGR32Opnd, AFGR64Opnd, Itin>, FGR_32;
154 def _D64 : StdMMR6Rel, ABSS_FT<opstr, FGR32Opnd, FGR64Opnd, Itin>, FGR_64 {
155 let DecoderNamespace = "MipsFP64";
159 class MFC1_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
160 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
161 InstSE<(outs DstRC:$rt), (ins SrcRC:$fs), !strconcat(opstr, "\t$rt, $fs"),
162 [(set DstRC:$rt, (OpNode SrcRC:$fs))], Itin, FrmFR, opstr>, HARDFLOAT {
166 class MTC1_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
167 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
168 InstSE<(outs DstRC:$fs), (ins SrcRC:$rt), !strconcat(opstr, "\t$rt, $fs"),
169 [(set DstRC:$fs, (OpNode SrcRC:$rt))], Itin, FrmFR, opstr>, HARDFLOAT {
173 class MTC1_64_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
174 InstrItinClass Itin> :
175 InstSE<(outs DstRC:$fs), (ins DstRC:$fs_in, SrcRC:$rt),
176 !strconcat(opstr, "\t$rt, $fs"), [], Itin, FrmFR, opstr>, HARDFLOAT {
177 // $fs_in is part of a white lie to work around a widespread bug in the FPU
178 // implementation. See expandBuildPairF64 for details.
179 let Constraints = "$fs = $fs_in";
182 class LW_FT<string opstr, RegisterOperand RC, DAGOperand MO,
183 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
184 InstSE<(outs RC:$rt), (ins MO:$addr), !strconcat(opstr, "\t$rt, $addr"),
185 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr>,
187 let DecoderMethod = "DecodeFMem";
191 class SW_FT<string opstr, RegisterOperand RC, DAGOperand MO,
192 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
193 InstSE<(outs), (ins RC:$rt, MO:$addr), !strconcat(opstr, "\t$rt, $addr"),
194 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr>, HARDFLOAT {
195 let DecoderMethod = "DecodeFMem";
199 class MADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin,
200 SDPatternOperator OpNode = null_frag> :
201 InstSE<(outs RC:$fd), (ins RC:$fr, RC:$fs, RC:$ft),
202 !strconcat(opstr, "\t$fd, $fr, $fs, $ft"),
203 [(set RC:$fd, (OpNode (fmul RC:$fs, RC:$ft), RC:$fr))], Itin,
204 FrmFR, opstr>, HARDFLOAT;
206 class NMADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin,
207 SDPatternOperator OpNode = null_frag> :
208 InstSE<(outs RC:$fd), (ins RC:$fr, RC:$fs, RC:$ft),
209 !strconcat(opstr, "\t$fd, $fr, $fs, $ft"),
210 [(set RC:$fd, (fsub fpimm0, (OpNode (fmul RC:$fs, RC:$ft), RC:$fr)))],
211 Itin, FrmFR, opstr>, HARDFLOAT;
213 class LWXC1_FT<string opstr, RegisterOperand DRC,
214 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
215 InstSE<(outs DRC:$fd), (ins PtrRC:$base, PtrRC:$index),
216 !strconcat(opstr, "\t$fd, ${index}(${base})"),
217 [(set DRC:$fd, (OpNode (add iPTR:$base, iPTR:$index)))], Itin,
218 FrmFI, opstr>, HARDFLOAT {
219 let AddedComplexity = 20;
222 class SWXC1_FT<string opstr, RegisterOperand DRC,
223 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
224 InstSE<(outs), (ins DRC:$fs, PtrRC:$base, PtrRC:$index),
225 !strconcat(opstr, "\t$fs, ${index}(${base})"),
226 [(OpNode DRC:$fs, (add iPTR:$base, iPTR:$index))], Itin,
227 FrmFI, opstr>, HARDFLOAT {
228 let AddedComplexity = 20;
231 class BC1F_FT<string opstr, DAGOperand opnd, InstrItinClass Itin,
232 SDPatternOperator Op = null_frag> :
233 InstSE<(outs), (ins FCCRegsOpnd:$fcc, opnd:$offset),
234 !strconcat(opstr, "\t$fcc, $offset"),
235 [(MipsFPBrcond Op, FCCRegsOpnd:$fcc, bb:$offset)], Itin,
236 FrmFI, opstr>, HARDFLOAT {
238 let isTerminator = 1;
239 let hasDelaySlot = 1;
241 let hasFCCRegOperand = 1;
244 class BC1XL_FT<string opstr, DAGOperand opnd, InstrItinClass Itin> :
245 InstSE<(outs), (ins FCCRegsOpnd:$fcc, opnd:$offset),
246 !strconcat(opstr, "\t$fcc, $offset"), [], Itin,
247 FrmFI, opstr>, HARDFLOAT {
249 let isTerminator = 1;
250 let hasDelaySlot = 1;
252 let hasFCCRegOperand = 1;
255 class CEQS_FT<string typestr, RegisterClass RC, InstrItinClass Itin,
256 SDPatternOperator OpNode = null_frag> :
257 InstSE<(outs), (ins RC:$fs, RC:$ft, condcode:$cond),
258 !strconcat("c.$cond.", typestr, "\t$fs, $ft"),
259 [(OpNode RC:$fs, RC:$ft, imm:$cond)], Itin, FrmFR,
260 !strconcat("c.$cond.", typestr)>, HARDFLOAT {
262 let isCodeGenOnly = 1;
263 let hasFCCRegOperand = 1;
267 // Note: MIPS-IV introduced $fcc1-$fcc7 and renamed FCSR31[23] $fcc0. Rather
268 // duplicating the instruction definition for MIPS1 - MIPS3, we expand
269 // c.cond.ft if necessary, and reject it after constructing the
270 // instruction if the ISA doesn't support it.
271 class C_COND_FT<string CondStr, string Typestr, RegisterOperand RC,
272 InstrItinClass itin> :
273 InstSE<(outs FCCRegsOpnd:$fcc), (ins RC:$fs, RC:$ft),
274 !strconcat("c.", CondStr, ".", Typestr, "\t$fcc, $fs, $ft"), [], itin,
277 let hasFCCRegOperand = 1;
281 multiclass C_COND_M<string TypeStr, RegisterOperand RC, bits<5> fmt,
282 InstrItinClass itin> {
283 def C_F_#NAME : MMRel, C_COND_FT<"f", TypeStr, RC, itin>,
285 let BaseOpcode = "c.f."#NAME;
286 let isCommutable = 1;
288 def C_UN_#NAME : MMRel, C_COND_FT<"un", TypeStr, RC, itin>,
290 let BaseOpcode = "c.un."#NAME;
291 let isCommutable = 1;
293 def C_EQ_#NAME : MMRel, C_COND_FT<"eq", TypeStr, RC, itin>,
295 let BaseOpcode = "c.eq."#NAME;
296 let isCommutable = 1;
298 def C_UEQ_#NAME : MMRel, C_COND_FT<"ueq", TypeStr, RC, itin>,
300 let BaseOpcode = "c.ueq."#NAME;
301 let isCommutable = 1;
303 def C_OLT_#NAME : MMRel, C_COND_FT<"olt", TypeStr, RC, itin>,
305 let BaseOpcode = "c.olt."#NAME;
307 def C_ULT_#NAME : MMRel, C_COND_FT<"ult", TypeStr, RC, itin>,
309 let BaseOpcode = "c.ult."#NAME;
311 def C_OLE_#NAME : MMRel, C_COND_FT<"ole", TypeStr, RC, itin>,
313 let BaseOpcode = "c.ole."#NAME;
315 def C_ULE_#NAME : MMRel, C_COND_FT<"ule", TypeStr, RC, itin>,
317 let BaseOpcode = "c.ule."#NAME;
319 def C_SF_#NAME : MMRel, C_COND_FT<"sf", TypeStr, RC, itin>,
321 let BaseOpcode = "c.sf."#NAME;
322 let isCommutable = 1;
324 def C_NGLE_#NAME : MMRel, C_COND_FT<"ngle", TypeStr, RC, itin>,
326 let BaseOpcode = "c.ngle."#NAME;
328 def C_SEQ_#NAME : MMRel, C_COND_FT<"seq", TypeStr, RC, itin>,
330 let BaseOpcode = "c.seq."#NAME;
331 let isCommutable = 1;
333 def C_NGL_#NAME : MMRel, C_COND_FT<"ngl", TypeStr, RC, itin>,
335 let BaseOpcode = "c.ngl."#NAME;
337 def C_LT_#NAME : MMRel, C_COND_FT<"lt", TypeStr, RC, itin>,
339 let BaseOpcode = "c.lt."#NAME;
341 def C_NGE_#NAME : MMRel, C_COND_FT<"nge", TypeStr, RC, itin>,
343 let BaseOpcode = "c.nge."#NAME;
345 def C_LE_#NAME : MMRel, C_COND_FT<"le", TypeStr, RC, itin>,
347 let BaseOpcode = "c.le."#NAME;
349 def C_NGT_#NAME : MMRel, C_COND_FT<"ngt", TypeStr, RC, itin>,
351 let BaseOpcode = "c.ngt."#NAME;
355 let AdditionalPredicates = [NotInMicroMips] in {
356 defm S : C_COND_M<"s", FGR32Opnd, 16, II_C_CC_S>, ISA_MIPS1_NOT_32R6_64R6;
357 defm D32 : C_COND_M<"d", AFGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6,
359 let DecoderNamespace = "MipsFP64" in
360 defm D64 : C_COND_M<"d", FGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6,
363 //===----------------------------------------------------------------------===//
364 // Floating Point Instructions
365 //===----------------------------------------------------------------------===//
366 let AdditionalPredicates = [NotInMicroMips] in {
367 def ROUND_W_S : MMRel, StdMMR6Rel,
368 ABSS_FT<"round.w.s", FGR32Opnd, FGR32Opnd, II_ROUND>,
369 ABSS_FM<0xc, 16>, ISA_MIPS2;
370 defm ROUND_W : ROUND_M<"round.w.d", II_ROUND>, ABSS_FM<0xc, 17>, ISA_MIPS2;
371 def TRUNC_W_S : MMRel, StdMMR6Rel,
372 ABSS_FT<"trunc.w.s", FGR32Opnd, FGR32Opnd, II_TRUNC>,
373 ABSS_FM<0xd, 16>, ISA_MIPS2;
374 def CEIL_W_S : MMRel, StdMMR6Rel,
375 ABSS_FT<"ceil.w.s", FGR32Opnd, FGR32Opnd, II_CEIL>,
376 ABSS_FM<0xe, 16>, ISA_MIPS2;
377 def FLOOR_W_S : MMRel, StdMMR6Rel,
378 ABSS_FT<"floor.w.s", FGR32Opnd, FGR32Opnd, II_FLOOR>,
379 ABSS_FM<0xf, 16>, ISA_MIPS2;
380 def CVT_W_S : MMRel, ABSS_FT<"cvt.w.s", FGR32Opnd, FGR32Opnd, II_CVT>,
381 ABSS_FM<0x24, 16>, ISA_MIPS1;
383 defm TRUNC_W : ROUND_M<"trunc.w.d", II_TRUNC>, ABSS_FM<0xd, 17>, ISA_MIPS2;
384 defm CEIL_W : ROUND_M<"ceil.w.d", II_CEIL>, ABSS_FM<0xe, 17>, ISA_MIPS2;
385 defm FLOOR_W : ROUND_M<"floor.w.d", II_FLOOR>, ABSS_FM<0xf, 17>, ISA_MIPS2;
386 defm CVT_W : ROUND_M<"cvt.w.d", II_CVT>, ABSS_FM<0x24, 17>, ISA_MIPS1;
389 let AdditionalPredicates = [NotInMicroMips] in {
390 def RECIP_S : MMRel, ABSS_FT<"recip.s", FGR32Opnd, FGR32Opnd, II_RECIP_S>,
391 ABSS_FM<0b010101, 0x10>, INSN_MIPS4_32R2;
392 def RECIP_D32 : MMRel, ABSS_FT<"recip.d", AFGR64Opnd, AFGR64Opnd, II_RECIP_D>,
393 ABSS_FM<0b010101, 0x11>, INSN_MIPS4_32R2, FGR_32 {
394 let BaseOpcode = "RECIP_D32";
396 let DecoderNamespace = "MipsFP64" in
397 def RECIP_D64 : MMRel, ABSS_FT<"recip.d", FGR64Opnd, FGR64Opnd,
398 II_RECIP_D>, ABSS_FM<0b010101, 0x11>,
399 INSN_MIPS4_32R2, FGR_64;
400 def RSQRT_S : MMRel, ABSS_FT<"rsqrt.s", FGR32Opnd, FGR32Opnd, II_RSQRT_S>,
401 ABSS_FM<0b010110, 0x10>, INSN_MIPS4_32R2;
402 def RSQRT_D32 : MMRel, ABSS_FT<"rsqrt.d", AFGR64Opnd, AFGR64Opnd, II_RSQRT_D>,
403 ABSS_FM<0b010110, 0x11>, INSN_MIPS4_32R2, FGR_32 {
404 let BaseOpcode = "RSQRT_D32";
406 let DecoderNamespace = "MipsFP64" in
407 def RSQRT_D64 : MMRel, ABSS_FT<"rsqrt.d", FGR64Opnd, FGR64Opnd,
408 II_RSQRT_D>, ABSS_FM<0b010110, 0x11>,
409 INSN_MIPS4_32R2, FGR_64;
411 let DecoderNamespace = "MipsFP64" in {
412 let AdditionalPredicates = [NotInMicroMips] in {
413 def ROUND_L_S : ABSS_FT<"round.l.s", FGR64Opnd, FGR32Opnd, II_ROUND>,
414 ABSS_FM<0x8, 16>, ISA_MIPS2, FGR_64;
415 def ROUND_L_D64 : ABSS_FT<"round.l.d", FGR64Opnd, FGR64Opnd, II_ROUND>,
416 ABSS_FM<0x8, 17>, INSN_MIPS3_32, FGR_64;
417 def TRUNC_L_S : ABSS_FT<"trunc.l.s", FGR64Opnd, FGR32Opnd, II_TRUNC>,
418 ABSS_FM<0x9, 16>, ISA_MIPS2, FGR_64;
419 def TRUNC_L_D64 : ABSS_FT<"trunc.l.d", FGR64Opnd, FGR64Opnd, II_TRUNC>,
420 ABSS_FM<0x9, 17>, INSN_MIPS3_32, FGR_64;
421 def CEIL_L_S : ABSS_FT<"ceil.l.s", FGR64Opnd, FGR32Opnd, II_CEIL>,
422 ABSS_FM<0xa, 16>, ISA_MIPS2, FGR_64;
423 def CEIL_L_D64 : ABSS_FT<"ceil.l.d", FGR64Opnd, FGR64Opnd, II_CEIL>,
424 ABSS_FM<0xa, 17>, INSN_MIPS3_32, FGR_64;
425 def FLOOR_L_S : ABSS_FT<"floor.l.s", FGR64Opnd, FGR32Opnd, II_FLOOR>,
426 ABSS_FM<0xb, 16>, ISA_MIPS2, FGR_64;
427 def FLOOR_L_D64 : ABSS_FT<"floor.l.d", FGR64Opnd, FGR64Opnd, II_FLOOR>,
428 ABSS_FM<0xb, 17>, INSN_MIPS3_32, FGR_64;
432 let AdditionalPredicates = [NotInMicroMips] in{
433 def CVT_S_W : MMRel, ABSS_FT<"cvt.s.w", FGR32Opnd, FGR32Opnd, II_CVT>,
434 ABSS_FM<0x20, 20>, ISA_MIPS1;
435 def CVT_L_S : MMRel, ABSS_FT<"cvt.l.s", FGR64Opnd, FGR32Opnd, II_CVT>,
436 ABSS_FM<0x25, 16>, INSN_MIPS3_32R2;
437 def CVT_L_D64: MMRel, ABSS_FT<"cvt.l.d", FGR64Opnd, FGR64Opnd, II_CVT>,
438 ABSS_FM<0x25, 17>, INSN_MIPS3_32R2;
441 let AdditionalPredicates = [NotInMicroMips] in {
442 def CVT_S_D32 : MMRel, ABSS_FT<"cvt.s.d", FGR32Opnd, AFGR64Opnd, II_CVT>,
443 ABSS_FM<0x20, 17>, ISA_MIPS1, FGR_32;
444 def CVT_D32_S : MMRel, ABSS_FT<"cvt.d.s", AFGR64Opnd, FGR32Opnd, II_CVT>,
445 ABSS_FM<0x21, 16>, ISA_MIPS1, FGR_32;
446 def CVT_D32_W : MMRel, ABSS_FT<"cvt.d.w", AFGR64Opnd, FGR32Opnd, II_CVT>,
447 ABSS_FM<0x21, 20>, ISA_MIPS1, FGR_32;
450 let DecoderNamespace = "MipsFP64" in {
451 let AdditionalPredicates = [NotInMicroMips] in {
452 def PLL_PS64 : ADDS_FT<"pll.ps", FGR64Opnd, II_CVT, 0>,
454 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
455 def PLU_PS64 : ADDS_FT<"plu.ps", FGR64Opnd, II_CVT, 0>,
457 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
459 def CVT_S_PU64 : ABSS_FT<"cvt.s.pu", FGR32Opnd, FGR64Opnd, II_CVT>,
461 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
462 def CVT_S_PL64 : ABSS_FT<"cvt.s.pl", FGR32Opnd, FGR64Opnd, II_CVT>,
464 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
466 def CVT_PS_S64 : CVT_PS_S_FT<"cvt.ps.s", FGR64Opnd, FGR32Opnd, II_CVT, 0>,
468 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
472 let DecoderNamespace = "MipsFP64" in {
473 let AdditionalPredicates = [NotInMicroMips] in {
474 def CVT_S_L : ABSS_FT<"cvt.s.l", FGR32Opnd, FGR64Opnd, II_CVT>,
475 ABSS_FM<0x20, 21>, INSN_MIPS3_32R2, FGR_64;
476 def CVT_S_D64 : ABSS_FT<"cvt.s.d", FGR32Opnd, FGR64Opnd, II_CVT>,
477 ABSS_FM<0x20, 17>, ISA_MIPS1, FGR_64;
478 def CVT_D64_W : ABSS_FT<"cvt.d.w", FGR64Opnd, FGR32Opnd, II_CVT>,
479 ABSS_FM<0x21, 20>, ISA_MIPS1, FGR_64;
480 def CVT_D64_S : ABSS_FT<"cvt.d.s", FGR64Opnd, FGR32Opnd, II_CVT>,
481 ABSS_FM<0x21, 16>, ISA_MIPS1, FGR_64;
482 def CVT_D64_L : ABSS_FT<"cvt.d.l", FGR64Opnd, FGR64Opnd, II_CVT>,
483 ABSS_FM<0x21, 21>, INSN_MIPS3_32R2, FGR_64;
487 let isPseudo = 1, isCodeGenOnly = 1 in {
488 def PseudoCVT_S_W : ABSS_FT<"", FGR32Opnd, GPR32Opnd, II_CVT>;
489 def PseudoCVT_D32_W : ABSS_FT<"", AFGR64Opnd, GPR32Opnd, II_CVT>;
490 def PseudoCVT_S_L : ABSS_FT<"", FGR64Opnd, GPR64Opnd, II_CVT>;
491 def PseudoCVT_D64_W : ABSS_FT<"", FGR64Opnd, GPR32Opnd, II_CVT>;
492 def PseudoCVT_D64_L : ABSS_FT<"", FGR64Opnd, GPR64Opnd, II_CVT>;
495 let AdditionalPredicates = [NotInMicroMips, UseAbs] in {
496 def FABS_S : MMRel, ABSS_FT<"abs.s", FGR32Opnd, FGR32Opnd, II_ABS, fabs>,
497 ABSS_FM<0x5, 16>, ISA_MIPS1;
498 defm FABS : ABSS_M<"abs.d", II_ABS, fabs>, ABSS_FM<0x5, 17>, ISA_MIPS1;
501 def FNEG_S : MMRel, ABSS_FT<"neg.s", FGR32Opnd, FGR32Opnd, II_NEG, fneg>,
502 ABSS_FM<0x7, 16>, ISA_MIPS1;
503 let AdditionalPredicates = [NotInMicroMips] in {
504 defm FNEG : ABSS_M<"neg.d", II_NEG, fneg>, ABSS_FM<0x7, 17>, ISA_MIPS1;
507 let AdditionalPredicates = [NotInMicroMips] in {
508 def FSQRT_S : MMRel, StdMMR6Rel, ABSS_FT<"sqrt.s", FGR32Opnd, FGR32Opnd,
509 II_SQRT_S, fsqrt>, ABSS_FM<0x4, 16>, ISA_MIPS2;
510 defm FSQRT : ABSS_M<"sqrt.d", II_SQRT_D, fsqrt>, ABSS_FM<0x4, 17>, ISA_MIPS2;
513 // The odd-numbered registers are only referenced when doing loads,
514 // stores, and moves between floating-point and integer registers.
515 // When defining instructions, we reference all 32-bit registers,
516 // regardless of register aliasing.
518 /// Move Control Registers From/To CPU Registers
519 let AdditionalPredicates = [NotInMicroMips] in {
520 def CFC1 : MMRel, MFC1_FT<"cfc1", GPR32Opnd, CCROpnd, II_CFC1>, MFC1_FM<2>,
522 def CTC1 : MMRel, MTC1_FT<"ctc1", CCROpnd, GPR32Opnd, II_CTC1>, MFC1_FM<6>,
525 def MFC1 : MMRel, StdMMR6Rel, MFC1_FT<"mfc1", GPR32Opnd, FGR32Opnd, II_MFC1,
526 bitconvert>, MFC1_FM<0>, ISA_MIPS1;
527 def MFC1_D64 : MFC1_FT<"mfc1", GPR32Opnd, FGR64Opnd, II_MFC1>, MFC1_FM<0>,
529 let DecoderNamespace = "MipsFP64";
531 def MTC1 : MMRel, StdMMR6Rel, MTC1_FT<"mtc1", FGR32Opnd, GPR32Opnd, II_MTC1,
532 bitconvert>, MFC1_FM<4>, ISA_MIPS1;
533 def MTC1_D64 : MTC1_FT<"mtc1", FGR64Opnd, GPR32Opnd, II_MTC1>, MFC1_FM<4>,
535 let DecoderNamespace = "MipsFP64";
538 def MFHC1_D32 : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>,
539 MFC1_FM<3>, ISA_MIPS32R2, FGR_32;
540 def MFHC1_D64 : MFC1_FT<"mfhc1", GPR32Opnd, FGR64Opnd, II_MFHC1>,
541 MFC1_FM<3>, ISA_MIPS32R2, FGR_64 {
542 let DecoderNamespace = "MipsFP64";
545 def MTHC1_D32 : MMRel, StdMMR6Rel,
546 MTC1_64_FT<"mthc1", AFGR64Opnd, GPR32Opnd, II_MTHC1>,
547 MFC1_FM<7>, ISA_MIPS32R2, FGR_32;
548 def MTHC1_D64 : MTC1_64_FT<"mthc1", FGR64Opnd, GPR32Opnd, II_MTHC1>,
549 MFC1_FM<7>, ISA_MIPS32R2, FGR_64 {
550 let DecoderNamespace = "MipsFP64";
553 def DMTC1 : MTC1_FT<"dmtc1", FGR64Opnd, GPR64Opnd, II_DMTC1,
554 bitconvert>, MFC1_FM<5>, ISA_MIPS3;
555 def DMFC1 : MFC1_FT<"dmfc1", GPR64Opnd, FGR64Opnd, II_DMFC1,
556 bitconvert>, MFC1_FM<1>, ISA_MIPS3;
557 let isMoveReg = 1 in {
558 def FMOV_S : MMRel, ABSS_FT<"mov.s", FGR32Opnd, FGR32Opnd, II_MOV_S>,
559 ABSS_FM<0x6, 16>, ISA_MIPS1;
560 defm FMOV : ABSS_M<"mov.d", II_MOV_D>, ABSS_FM<0x6, 17>, ISA_MIPS1;
564 /// Floating Point Memory Instructions
565 let AdditionalPredicates = [NotInMicroMips] in {
566 def LWC1 : MMRel, LW_FT<"lwc1", FGR32Opnd, mem_simm16, II_LWC1, load>,
567 LW_FM<0x31>, ISA_MIPS1;
568 def SWC1 : MMRel, SW_FT<"swc1", FGR32Opnd, mem_simm16, II_SWC1, store>,
569 LW_FM<0x39>, ISA_MIPS1;
572 let DecoderNamespace = "MipsFP64", AdditionalPredicates = [NotInMicroMips] in {
573 def LDC164 : StdMMR6Rel, LW_FT<"ldc1", FGR64Opnd, mem_simm16, II_LDC1, load>,
574 LW_FM<0x35>, ISA_MIPS2, FGR_64 {
575 let BaseOpcode = "LDC164";
577 def SDC164 : StdMMR6Rel, SW_FT<"sdc1", FGR64Opnd, mem_simm16, II_SDC1, store>,
578 LW_FM<0x3d>, ISA_MIPS2, FGR_64;
581 let AdditionalPredicates = [NotInMicroMips] in {
582 def LDC1 : MMRel, StdMMR6Rel, LW_FT<"ldc1", AFGR64Opnd, mem_simm16, II_LDC1,
583 load>, LW_FM<0x35>, ISA_MIPS2, FGR_32 {
584 let BaseOpcode = "LDC132";
586 def SDC1 : MMRel, SW_FT<"sdc1", AFGR64Opnd, mem_simm16, II_SDC1, store>,
587 LW_FM<0x3d>, ISA_MIPS2, FGR_32;
590 // Indexed loads and stores.
591 // Base register + offset register addressing mode (indicated by "x" in the
592 // instruction mnemonic) is disallowed under NaCl.
593 let AdditionalPredicates = [IsNotNaCl] in {
594 def LWXC1 : MMRel, LWXC1_FT<"lwxc1", FGR32Opnd, II_LWXC1, load>, LWXC1_FM<0>,
595 INSN_MIPS4_32R2_NOT_32R6_64R6;
596 def SWXC1 : MMRel, SWXC1_FT<"swxc1", FGR32Opnd, II_SWXC1, store>, SWXC1_FM<8>,
597 INSN_MIPS4_32R2_NOT_32R6_64R6;
600 let AdditionalPredicates = [NotInMicroMips, IsNotNaCl] in {
601 def LDXC1 : LWXC1_FT<"ldxc1", AFGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>,
602 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
603 def SDXC1 : SWXC1_FT<"sdxc1", AFGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>,
604 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
607 let DecoderNamespace="MipsFP64" in {
608 def LDXC164 : LWXC1_FT<"ldxc1", FGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>,
609 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
610 def SDXC164 : SWXC1_FT<"sdxc1", FGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>,
611 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
614 // Load/store doubleword indexed unaligned.
615 // FIXME: This instruction should not be defined for FGR_32.
616 let AdditionalPredicates = [IsNotNaCl, NotInMicroMips] in {
617 def LUXC1 : MMRel, LWXC1_FT<"luxc1", AFGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>,
618 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32;
619 def SUXC1 : MMRel, SWXC1_FT<"suxc1", AFGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>,
620 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32;
623 let AdditionalPredicates = [IsNotNaCl, NotInMicroMips],
624 DecoderNamespace="MipsFP64" in {
625 def LUXC164 : LWXC1_FT<"luxc1", FGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>,
626 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64;
627 def SUXC164 : SWXC1_FT<"suxc1", FGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>,
628 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64;
631 /// Floating-point Arithmetic
632 let AdditionalPredicates = [NotInMicroMips] in {
633 def FADD_S : MMRel, ADDS_FT<"add.s", FGR32Opnd, II_ADD_S, 1, fadd>,
634 ADDS_FM<0x00, 16>, ISA_MIPS1;
635 defm FADD : ADDS_M<"add.d", II_ADD_D, 1, fadd>, ADDS_FM<0x00, 17>,
637 def FDIV_S : MMRel, ADDS_FT<"div.s", FGR32Opnd, II_DIV_S, 0, fdiv>,
638 ADDS_FM<0x03, 16>, ISA_MIPS1;
639 defm FDIV : ADDS_M<"div.d", II_DIV_D, 0, fdiv>, ADDS_FM<0x03, 17>,
641 def FMUL_S : MMRel, ADDS_FT<"mul.s", FGR32Opnd, II_MUL_S, 1, fmul>,
642 ADDS_FM<0x02, 16>, ISA_MIPS1;
643 defm FMUL : ADDS_M<"mul.d", II_MUL_D, 1, fmul>, ADDS_FM<0x02, 17>,
645 def FSUB_S : MMRel, ADDS_FT<"sub.s", FGR32Opnd, II_SUB_S, 0, fsub>,
646 ADDS_FM<0x01, 16>, ISA_MIPS1;
647 defm FSUB : ADDS_M<"sub.d", II_SUB_D, 0, fsub>, ADDS_FM<0x01, 17>,
651 let AdditionalPredicates = [NotInMicroMips, HasMadd4] in {
652 def MADD_S : MMRel, MADDS_FT<"madd.s", FGR32Opnd, II_MADD_S, fadd>,
653 MADDS_FM<4, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
654 def MSUB_S : MMRel, MADDS_FT<"msub.s", FGR32Opnd, II_MSUB_S, fsub>,
655 MADDS_FM<5, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
657 def MADD_D32 : MMRel, MADDS_FT<"madd.d", AFGR64Opnd, II_MADD_D, fadd>,
658 MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
659 def MSUB_D32 : MMRel, MADDS_FT<"msub.d", AFGR64Opnd, II_MSUB_D, fsub>,
660 MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
662 let DecoderNamespace = "MipsFP64" in {
663 def MADD_D64 : MADDS_FT<"madd.d", FGR64Opnd, II_MADD_D, fadd>,
664 MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
665 def MSUB_D64 : MADDS_FT<"msub.d", FGR64Opnd, II_MSUB_D, fsub>,
666 MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
670 let AdditionalPredicates = [NoNaNsFPMath, HasMadd4, NotInMicroMips] in {
671 def NMADD_S : MMRel, NMADDS_FT<"nmadd.s", FGR32Opnd, II_NMADD_S, fadd>,
672 MADDS_FM<6, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
673 def NMSUB_S : MMRel, NMADDS_FT<"nmsub.s", FGR32Opnd, II_NMSUB_S, fsub>,
674 MADDS_FM<7, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
676 def NMADD_D32 : MMRel, NMADDS_FT<"nmadd.d", AFGR64Opnd, II_NMADD_D, fadd>,
677 MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
678 def NMSUB_D32 : MMRel, NMADDS_FT<"nmsub.d", AFGR64Opnd, II_NMSUB_D, fsub>,
679 MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
681 let DecoderNamespace = "MipsFP64" in {
682 def NMADD_D64 : NMADDS_FT<"nmadd.d", FGR64Opnd, II_NMADD_D, fadd>,
683 MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
684 def NMSUB_D64 : NMADDS_FT<"nmsub.d", FGR64Opnd, II_NMSUB_D, fsub>,
685 MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
688 //===----------------------------------------------------------------------===//
689 // Floating Point Branch Codes
690 //===----------------------------------------------------------------------===//
691 // Mips branch codes. These correspond to condcode in MipsInstrInfo.h.
692 // They must be kept in synch.
693 def MIPS_BRANCH_F : PatLeaf<(i32 0)>;
694 def MIPS_BRANCH_T : PatLeaf<(i32 1)>;
696 let AdditionalPredicates = [NotInMicroMips] in {
697 def BC1F : MMRel, BC1F_FT<"bc1f", brtarget, II_BC1F, MIPS_BRANCH_F>,
698 BC1F_FM<0, 0>, ISA_MIPS1_NOT_32R6_64R6;
699 def BC1FL : MMRel, BC1XL_FT<"bc1fl", brtarget, II_BC1FL>,
700 BC1F_FM<1, 0>, ISA_MIPS2_NOT_32R6_64R6;
701 def BC1T : MMRel, BC1F_FT<"bc1t", brtarget, II_BC1T, MIPS_BRANCH_T>,
702 BC1F_FM<0, 1>, ISA_MIPS1_NOT_32R6_64R6;
703 def BC1TL : MMRel, BC1XL_FT<"bc1tl", brtarget, II_BC1TL>,
704 BC1F_FM<1, 1>, ISA_MIPS2_NOT_32R6_64R6;
706 /// Floating Point Compare
707 def FCMP_S32 : MMRel, CEQS_FT<"s", FGR32, II_C_CC_S, MipsFPCmp>, CEQS_FM<16>,
708 ISA_MIPS1_NOT_32R6_64R6 {
710 // FIXME: This is a required to work around the fact that these instructions
711 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
712 // fcc register set is used directly.
715 def FCMP_D32 : MMRel, CEQS_FT<"d", AFGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>,
716 ISA_MIPS1_NOT_32R6_64R6, FGR_32 {
717 // FIXME: This is a required to work around the fact that these instructions
718 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
719 // fcc register set is used directly.
723 let DecoderNamespace = "MipsFP64" in
724 def FCMP_D64 : CEQS_FT<"d", FGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>,
725 ISA_MIPS1_NOT_32R6_64R6, FGR_64 {
726 // FIXME: This is a required to work around the fact that thiese instructions
727 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
728 // fcc register set is used directly.
732 //===----------------------------------------------------------------------===//
733 // Floating Point Pseudo-Instructions
734 //===----------------------------------------------------------------------===//
736 // This pseudo instr gets expanded into 2 mtc1 instrs after register
738 class BuildPairF64Base<RegisterOperand RO> :
739 PseudoSE<(outs RO:$dst), (ins GPR32Opnd:$lo, GPR32Opnd:$hi),
740 [(set RO:$dst, (MipsBuildPairF64 GPR32Opnd:$lo, GPR32Opnd:$hi))],
743 def BuildPairF64 : BuildPairF64Base<AFGR64Opnd>, FGR_32, HARDFLOAT;
744 def BuildPairF64_64 : BuildPairF64Base<FGR64Opnd>, FGR_64, HARDFLOAT;
746 // This pseudo instr gets expanded into 2 mfc1 instrs after register
748 // if n is 0, lower part of src is extracted.
749 // if n is 1, higher part of src is extracted.
750 // This node has associated scheduling information as the pre RA scheduler
751 // asserts otherwise.
752 class ExtractElementF64Base<RegisterOperand RO> :
753 PseudoSE<(outs GPR32Opnd:$dst), (ins RO:$src, i32imm:$n),
754 [(set GPR32Opnd:$dst, (MipsExtractElementF64 RO:$src, imm:$n))],
757 def ExtractElementF64 : ExtractElementF64Base<AFGR64Opnd>, FGR_32, HARDFLOAT;
758 def ExtractElementF64_64 : ExtractElementF64Base<FGR64Opnd>, FGR_64, HARDFLOAT;
760 def PseudoTRUNC_W_S : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
761 (ins FGR32Opnd:$fs, GPR32Opnd:$rs),
762 "trunc.w.s\t$fd, $fs, $rs">;
764 def PseudoTRUNC_W_D32 : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
765 (ins AFGR64Opnd:$fs, GPR32Opnd:$rs),
766 "trunc.w.d\t$fd, $fs, $rs">,
769 def PseudoTRUNC_W_D : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
770 (ins FGR64Opnd:$fs, GPR32Opnd:$rs),
771 "trunc.w.d\t$fd, $fs, $rs">,
774 def LoadImmSingleGPR : MipsAsmPseudoInst<(outs GPR32Opnd:$rd),
776 "li.s\t$rd, $fpimm">;
778 def LoadImmSingleFGR : MipsAsmPseudoInst<(outs StrictlyFGR32Opnd:$rd),
780 "li.s\t$rd, $fpimm">,
783 def LoadImmDoubleGPR : MipsAsmPseudoInst<(outs GPR32Opnd:$rd),
785 "li.d\t$rd, $fpimm">;
787 def LoadImmDoubleFGR_32 : MipsAsmPseudoInst<(outs StrictlyAFGR64Opnd:$rd),
789 "li.d\t$rd, $fpimm">,
792 def LoadImmDoubleFGR : MipsAsmPseudoInst<(outs StrictlyFGR64Opnd:$rd),
794 "li.d\t$rd, $fpimm">,
797 def SDC1_M1 : MipsAsmPseudoInst<(outs AFGR64Opnd:$fd),
798 (ins mem_simm16:$addr),
800 FGR_32, ISA_MIPS1, HARDFLOAT;
802 //===----------------------------------------------------------------------===//
804 //===----------------------------------------------------------------------===//
806 <"s.s $fd, $addr", (SWC1 FGR32Opnd:$fd, mem_simm16:$addr), 0>,
807 ISA_MIPS2, HARDFLOAT;
809 <"s.d $fd, $addr", (SDC1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
810 FGR_32, ISA_MIPS2, HARDFLOAT;
812 <"s.d $fd, $addr", (SDC164 FGR64Opnd:$fd, mem_simm16:$addr), 0>,
813 FGR_64, ISA_MIPS2, HARDFLOAT;
815 <"s.d $fd, $addr", (SDC1_M1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
816 FGR_32, ISA_MIPS1, HARDFLOAT;
819 <"l.s $fd, $addr", (LWC1 FGR32Opnd:$fd, mem_simm16:$addr), 0>,
820 ISA_MIPS2, HARDFLOAT;
822 <"l.d $fd, $addr", (LDC1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
823 FGR_32, ISA_MIPS2, HARDFLOAT;
825 <"l.d $fd, $addr", (LDC164 FGR64Opnd:$fd, mem_simm16:$addr), 0>,
826 FGR_64, ISA_MIPS2, HARDFLOAT;
828 multiclass C_COND_ALIASES<string TypeStr, RegisterOperand RC> {
829 def : MipsInstAlias<!strconcat("c.f.", TypeStr, " $fs, $ft"),
830 (!cast<Instruction>("C_F_"#NAME) FCC0,
832 def : MipsInstAlias<!strconcat("c.un.", TypeStr, " $fs, $ft"),
833 (!cast<Instruction>("C_UN_"#NAME) FCC0,
835 def : MipsInstAlias<!strconcat("c.eq.", TypeStr, " $fs, $ft"),
836 (!cast<Instruction>("C_EQ_"#NAME) FCC0,
838 def : MipsInstAlias<!strconcat("c.ueq.", TypeStr, " $fs, $ft"),
839 (!cast<Instruction>("C_UEQ_"#NAME) FCC0,
841 def : MipsInstAlias<!strconcat("c.olt.", TypeStr, " $fs, $ft"),
842 (!cast<Instruction>("C_OLT_"#NAME) FCC0,
844 def : MipsInstAlias<!strconcat("c.ult.", TypeStr, " $fs, $ft"),
845 (!cast<Instruction>("C_ULT_"#NAME) FCC0,
847 def : MipsInstAlias<!strconcat("c.ole.", TypeStr, " $fs, $ft"),
848 (!cast<Instruction>("C_OLE_"#NAME) FCC0,
850 def : MipsInstAlias<!strconcat("c.ule.", TypeStr, " $fs, $ft"),
851 (!cast<Instruction>("C_ULE_"#NAME) FCC0,
853 def : MipsInstAlias<!strconcat("c.sf.", TypeStr, " $fs, $ft"),
854 (!cast<Instruction>("C_SF_"#NAME) FCC0,
856 def : MipsInstAlias<!strconcat("c.ngle.", TypeStr, " $fs, $ft"),
857 (!cast<Instruction>("C_NGLE_"#NAME) FCC0,
859 def : MipsInstAlias<!strconcat("c.seq.", TypeStr, " $fs, $ft"),
860 (!cast<Instruction>("C_SEQ_"#NAME) FCC0,
862 def : MipsInstAlias<!strconcat("c.ngl.", TypeStr, " $fs, $ft"),
863 (!cast<Instruction>("C_NGL_"#NAME) FCC0,
865 def : MipsInstAlias<!strconcat("c.lt.", TypeStr, " $fs, $ft"),
866 (!cast<Instruction>("C_LT_"#NAME) FCC0,
868 def : MipsInstAlias<!strconcat("c.nge.", TypeStr, " $fs, $ft"),
869 (!cast<Instruction>("C_NGE_"#NAME) FCC0,
871 def : MipsInstAlias<!strconcat("c.le.", TypeStr, " $fs, $ft"),
872 (!cast<Instruction>("C_LE_"#NAME) FCC0,
874 def : MipsInstAlias<!strconcat("c.ngt.", TypeStr, " $fs, $ft"),
875 (!cast<Instruction>("C_NGT_"#NAME) FCC0,
879 multiclass BC1_ALIASES<Instruction BCTrue, string BCTrueString,
880 Instruction BCFalse, string BCFalseString> {
881 def : MipsInstAlias<!strconcat(BCTrueString, " $offset"),
882 (BCTrue FCC0, brtarget:$offset), 1>;
884 def : MipsInstAlias<!strconcat(BCFalseString, " $offset"),
885 (BCFalse FCC0, brtarget:$offset), 1>;
888 let AdditionalPredicates = [NotInMicroMips] in {
889 defm S : C_COND_ALIASES<"s", FGR32Opnd>, HARDFLOAT,
890 ISA_MIPS1_NOT_32R6_64R6;
891 defm D32 : C_COND_ALIASES<"d", AFGR64Opnd>, HARDFLOAT,
892 ISA_MIPS1_NOT_32R6_64R6, FGR_32;
893 defm D64 : C_COND_ALIASES<"d", FGR64Opnd>, HARDFLOAT,
894 ISA_MIPS1_NOT_32R6_64R6, FGR_64;
896 defm : BC1_ALIASES<BC1T, "bc1t", BC1F, "bc1f">, ISA_MIPS1_NOT_32R6_64R6,
898 defm : BC1_ALIASES<BC1TL, "bc1tl", BC1FL, "bc1fl">, ISA_MIPS2_NOT_32R6_64R6,
901 //===----------------------------------------------------------------------===//
902 // Floating Point Patterns
903 //===----------------------------------------------------------------------===//
904 def : MipsPat<(f32 fpimm0), (MTC1 ZERO)>, ISA_MIPS1;
905 def : MipsPat<(f32 fpimm0neg), (FNEG_S (MTC1 ZERO))>, ISA_MIPS1;
907 def : MipsPat<(f32 (sint_to_fp GPR32Opnd:$src)),
908 (PseudoCVT_S_W GPR32Opnd:$src)>;
909 def : MipsPat<(MipsTruncIntFP FGR32Opnd:$src),
910 (TRUNC_W_S FGR32Opnd:$src)>, ISA_MIPS1;
912 def : MipsPat<(MipsMTC1_D64 GPR32Opnd:$src),
913 (MTC1_D64 GPR32Opnd:$src)>, ISA_MIPS1, FGR_64;
915 def : MipsPat<(f64 (sint_to_fp GPR32Opnd:$src)),
916 (PseudoCVT_D32_W GPR32Opnd:$src)>, FGR_32;
917 let AdditionalPredicates = [NotInMicroMips] in {
918 def : MipsPat<(MipsTruncIntFP AFGR64Opnd:$src),
919 (TRUNC_W_D32 AFGR64Opnd:$src)>, ISA_MIPS2, FGR_32;
920 def : MipsPat<(f32 (fpround AFGR64Opnd:$src)),
921 (CVT_S_D32 AFGR64Opnd:$src)>, ISA_MIPS1, FGR_32;
922 def : MipsPat<(f64 (fpextend FGR32Opnd:$src)),
923 (CVT_D32_S FGR32Opnd:$src)>, ISA_MIPS1, FGR_32;
926 def : MipsPat<(f64 fpimm0), (DMTC1 ZERO_64)>, ISA_MIPS3, GPR_64, FGR_64;
927 def : MipsPat<(f64 fpimm0neg), (FNEG_D64 (DMTC1 ZERO_64))>, ISA_MIPS3, GPR_64,
930 def : MipsPat<(f64 (sint_to_fp GPR32Opnd:$src)),
931 (PseudoCVT_D64_W GPR32Opnd:$src)>, FGR_64;
932 def : MipsPat<(f32 (sint_to_fp GPR64Opnd:$src)),
933 (EXTRACT_SUBREG (PseudoCVT_S_L GPR64Opnd:$src), sub_lo)>, FGR_64;
934 def : MipsPat<(f64 (sint_to_fp GPR64Opnd:$src)),
935 (PseudoCVT_D64_L GPR64Opnd:$src)>, FGR_64;
937 def : MipsPat<(MipsTruncIntFP FGR64Opnd:$src),
938 (TRUNC_W_D64 FGR64Opnd:$src)>, ISA_MIPS2, FGR_64;
939 def : MipsPat<(MipsTruncIntFP FGR32Opnd:$src),
940 (TRUNC_L_S FGR32Opnd:$src)>, ISA_MIPS2, FGR_64;
941 def : MipsPat<(MipsTruncIntFP FGR64Opnd:$src),
942 (TRUNC_L_D64 FGR64Opnd:$src)>, ISA_MIPS2, FGR_64;
944 let AdditionalPredicates = [NotInMicroMips] in {
945 def : MipsPat<(f32 (fpround FGR64Opnd:$src)),
946 (CVT_S_D64 FGR64Opnd:$src)>, ISA_MIPS1, FGR_64;
947 def : MipsPat<(f64 (fpextend FGR32Opnd:$src)),
948 (CVT_D64_S FGR32Opnd:$src)>, ISA_MIPS1, FGR_64;
951 // To generate NMADD and NMSUB instructions when fneg node is present
952 multiclass NMADD_NMSUB<Instruction Nmadd, Instruction Nmsub, RegisterOperand RC> {
953 def : MipsPat<(fneg (fadd (fmul RC:$fs, RC:$ft), RC:$fr)),
954 (Nmadd RC:$fr, RC:$fs, RC:$ft)>;
955 def : MipsPat<(fneg (fsub (fmul RC:$fs, RC:$ft), RC:$fr)),
956 (Nmsub RC:$fr, RC:$fs, RC:$ft)>;
959 let AdditionalPredicates = [NoNaNsFPMath, HasMadd4, NotInMicroMips] in {
960 defm : NMADD_NMSUB<NMADD_S, NMSUB_S, FGR32Opnd>,
961 INSN_MIPS4_32R2_NOT_32R6_64R6;
962 defm : NMADD_NMSUB<NMADD_D32, NMSUB_D32, AFGR64Opnd>,
963 FGR_32, INSN_MIPS4_32R2_NOT_32R6_64R6;
964 defm : NMADD_NMSUB<NMADD_D64, NMSUB_D64, FGR64Opnd>,
965 FGR_64, INSN_MIPS4_32R2_NOT_32R6_64R6;
968 // Patterns for loads/stores with a reg+imm operand.
969 let AdditionalPredicates = [NotInMicroMips] in {
970 let AddedComplexity = 40 in {
971 def : LoadRegImmPat<LWC1, f32, load>, ISA_MIPS1;
972 def : StoreRegImmPat<SWC1, f32>, ISA_MIPS1;
974 def : LoadRegImmPat<LDC164, f64, load>, ISA_MIPS1, FGR_64;
975 def : StoreRegImmPat<SDC164, f64>, ISA_MIPS1, FGR_64;
977 def : LoadRegImmPat<LDC1, f64, load>, ISA_MIPS1, FGR_32;
978 def : StoreRegImmPat<SDC1, f64>, ISA_MIPS1, FGR_32;