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:$fs))], Itin, FrmFR, opstr>,
132 class CVT_PS_S_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC, InstrItinClass Itin, bit IsComm,
133 SDPatternOperator OpNode= null_frag> :
134 InstSE<(outs DstRC:$fd), (ins SrcRC:$fs, SrcRC:$ft),
135 !strconcat(opstr, "\t$fd, $fs, $ft"),
136 [(set DstRC:$fd, (OpNode SrcRC:$fs, SrcRC:$ft))], Itin, FrmFR, opstr>,
138 let isCommutable = IsComm;
141 multiclass ABSS_M<string opstr, InstrItinClass Itin,
142 SDPatternOperator OpNode= null_frag> {
143 def _D32 : MMRel, ABSS_FT<opstr, AFGR64Opnd, AFGR64Opnd, Itin, OpNode>,
145 def _D64 : StdMMR6Rel, ABSS_FT<opstr, FGR64Opnd, FGR64Opnd, Itin, OpNode>, FGR_64 {
146 string DecoderNamespace = "MipsFP64";
150 multiclass ROUND_M<string opstr, InstrItinClass Itin> {
151 def _D32 : MMRel, ABSS_FT<opstr, FGR32Opnd, AFGR64Opnd, Itin>, FGR_32;
152 def _D64 : StdMMR6Rel, ABSS_FT<opstr, FGR32Opnd, FGR64Opnd, Itin>, FGR_64 {
153 let DecoderNamespace = "MipsFP64";
157 class MFC1_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
158 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
159 InstSE<(outs DstRC:$rt), (ins SrcRC:$fs), !strconcat(opstr, "\t$rt, $fs"),
160 [(set DstRC:$rt, (OpNode SrcRC:$fs))], Itin, FrmFR, opstr>, HARDFLOAT {
164 class MTC1_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
165 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
166 InstSE<(outs DstRC:$fs), (ins SrcRC:$rt), !strconcat(opstr, "\t$rt, $fs"),
167 [(set DstRC:$fs, (OpNode SrcRC:$rt))], Itin, FrmFR, opstr>, HARDFLOAT {
171 class MTC1_64_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
172 InstrItinClass Itin> :
173 InstSE<(outs DstRC:$fs), (ins DstRC:$fs_in, SrcRC:$rt),
174 !strconcat(opstr, "\t$rt, $fs"), [], Itin, FrmFR, opstr>, HARDFLOAT {
175 // $fs_in is part of a white lie to work around a widespread bug in the FPU
176 // implementation. See expandBuildPairF64 for details.
177 let Constraints = "$fs = $fs_in";
180 class LW_FT<string opstr, RegisterOperand RC, DAGOperand MO,
181 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
182 InstSE<(outs RC:$rt), (ins MO:$addr), !strconcat(opstr, "\t$rt, $addr"),
183 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr>,
185 let DecoderMethod = "DecodeFMem";
189 class SW_FT<string opstr, RegisterOperand RC, DAGOperand MO,
190 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
191 InstSE<(outs), (ins RC:$rt, MO:$addr), !strconcat(opstr, "\t$rt, $addr"),
192 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr>, HARDFLOAT {
193 let DecoderMethod = "DecodeFMem";
197 class MADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin,
198 SDPatternOperator OpNode = null_frag> :
199 InstSE<(outs RC:$fd), (ins RC:$fr, RC:$fs, RC:$ft),
200 !strconcat(opstr, "\t$fd, $fr, $fs, $ft"),
201 [(set RC:$fd, (OpNode (fmul RC:$fs, RC:$ft), RC:$fr))], Itin,
202 FrmFR, opstr>, HARDFLOAT;
204 class NMADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin,
205 SDPatternOperator OpNode = null_frag> :
206 InstSE<(outs RC:$fd), (ins RC:$fr, RC:$fs, RC:$ft),
207 !strconcat(opstr, "\t$fd, $fr, $fs, $ft"),
208 [(set RC:$fd, (fsub fpimm0, (OpNode (fmul RC:$fs, RC:$ft), RC:$fr)))],
209 Itin, FrmFR, opstr>, HARDFLOAT;
211 class LWXC1_FT<string opstr, RegisterOperand DRC,
212 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
213 InstSE<(outs DRC:$fd), (ins PtrRC:$base, PtrRC:$index),
214 !strconcat(opstr, "\t$fd, ${index}(${base})"),
215 [(set DRC:$fd, (OpNode (add iPTR:$base, iPTR:$index)))], Itin,
216 FrmFI, opstr>, HARDFLOAT {
217 let AddedComplexity = 20;
220 class SWXC1_FT<string opstr, RegisterOperand DRC,
221 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
222 InstSE<(outs), (ins DRC:$fs, PtrRC:$base, PtrRC:$index),
223 !strconcat(opstr, "\t$fs, ${index}(${base})"),
224 [(OpNode DRC:$fs, (add iPTR:$base, iPTR:$index))], Itin,
225 FrmFI, opstr>, HARDFLOAT {
226 let AddedComplexity = 20;
229 class BC1F_FT<string opstr, DAGOperand opnd, InstrItinClass Itin,
230 SDPatternOperator Op = null_frag> :
231 InstSE<(outs), (ins FCCRegsOpnd:$fcc, opnd:$offset),
232 !strconcat(opstr, "\t$fcc, $offset"),
233 [(MipsFPBrcond Op, FCCRegsOpnd:$fcc, bb:$offset)], Itin,
234 FrmFI, opstr>, HARDFLOAT {
236 let isTerminator = 1;
237 let hasDelaySlot = 1;
239 let hasFCCRegOperand = 1;
242 class BC1XL_FT<string opstr, DAGOperand opnd, InstrItinClass Itin> :
243 InstSE<(outs), (ins FCCRegsOpnd:$fcc, opnd:$offset),
244 !strconcat(opstr, "\t$fcc, $offset"), [], Itin,
245 FrmFI, opstr>, HARDFLOAT {
247 let isTerminator = 1;
248 let hasDelaySlot = 1;
250 let hasFCCRegOperand = 1;
253 class CEQS_FT<string typestr, RegisterClass RC, InstrItinClass Itin,
254 SDPatternOperator OpNode = null_frag> :
255 InstSE<(outs), (ins RC:$fs, RC:$ft, condcode:$cond),
256 !strconcat("c.$cond.", typestr, "\t$fs, $ft"),
257 [(OpNode RC:$fs, RC:$ft, imm:$cond)], Itin, FrmFR,
258 !strconcat("c.$cond.", typestr)>, HARDFLOAT {
260 let isCodeGenOnly = 1;
261 let hasFCCRegOperand = 1;
265 // Note: MIPS-IV introduced $fcc1-$fcc7 and renamed FCSR31[23] $fcc0. Rather
266 // duplicating the instruction definition for MIPS1 - MIPS3, we expand
267 // c.cond.ft if necessary, and reject it after constructing the
268 // instruction if the ISA doesn't support it.
269 class C_COND_FT<string CondStr, string Typestr, RegisterOperand RC,
270 InstrItinClass itin> :
271 InstSE<(outs FCCRegsOpnd:$fcc), (ins RC:$fs, RC:$ft),
272 !strconcat("c.", CondStr, ".", Typestr, "\t$fcc, $fs, $ft"), [], itin,
275 let hasFCCRegOperand = 1;
279 multiclass C_COND_M<string TypeStr, RegisterOperand RC, bits<5> fmt,
280 InstrItinClass itin> {
281 def C_F_#NAME : MMRel, C_COND_FT<"f", TypeStr, RC, itin>,
283 let BaseOpcode = "c.f."#NAME;
284 let isCommutable = 1;
286 def C_UN_#NAME : MMRel, C_COND_FT<"un", TypeStr, RC, itin>,
288 let BaseOpcode = "c.un."#NAME;
289 let isCommutable = 1;
291 def C_EQ_#NAME : MMRel, C_COND_FT<"eq", TypeStr, RC, itin>,
293 let BaseOpcode = "c.eq."#NAME;
294 let isCommutable = 1;
296 def C_UEQ_#NAME : MMRel, C_COND_FT<"ueq", TypeStr, RC, itin>,
298 let BaseOpcode = "c.ueq."#NAME;
299 let isCommutable = 1;
301 def C_OLT_#NAME : MMRel, C_COND_FT<"olt", TypeStr, RC, itin>,
303 let BaseOpcode = "c.olt."#NAME;
305 def C_ULT_#NAME : MMRel, C_COND_FT<"ult", TypeStr, RC, itin>,
307 let BaseOpcode = "c.ult."#NAME;
309 def C_OLE_#NAME : MMRel, C_COND_FT<"ole", TypeStr, RC, itin>,
311 let BaseOpcode = "c.ole."#NAME;
313 def C_ULE_#NAME : MMRel, C_COND_FT<"ule", TypeStr, RC, itin>,
315 let BaseOpcode = "c.ule."#NAME;
317 def C_SF_#NAME : MMRel, C_COND_FT<"sf", TypeStr, RC, itin>,
319 let BaseOpcode = "c.sf."#NAME;
320 let isCommutable = 1;
322 def C_NGLE_#NAME : MMRel, C_COND_FT<"ngle", TypeStr, RC, itin>,
324 let BaseOpcode = "c.ngle."#NAME;
326 def C_SEQ_#NAME : MMRel, C_COND_FT<"seq", TypeStr, RC, itin>,
328 let BaseOpcode = "c.seq."#NAME;
329 let isCommutable = 1;
331 def C_NGL_#NAME : MMRel, C_COND_FT<"ngl", TypeStr, RC, itin>,
333 let BaseOpcode = "c.ngl."#NAME;
335 def C_LT_#NAME : MMRel, C_COND_FT<"lt", TypeStr, RC, itin>,
337 let BaseOpcode = "c.lt."#NAME;
339 def C_NGE_#NAME : MMRel, C_COND_FT<"nge", TypeStr, RC, itin>,
341 let BaseOpcode = "c.nge."#NAME;
343 def C_LE_#NAME : MMRel, C_COND_FT<"le", TypeStr, RC, itin>,
345 let BaseOpcode = "c.le."#NAME;
347 def C_NGT_#NAME : MMRel, C_COND_FT<"ngt", TypeStr, RC, itin>,
349 let BaseOpcode = "c.ngt."#NAME;
353 let AdditionalPredicates = [NotInMicroMips] in {
354 defm S : C_COND_M<"s", FGR32Opnd, 16, II_C_CC_S>, ISA_MIPS1_NOT_32R6_64R6;
355 defm D32 : C_COND_M<"d", AFGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6,
357 let DecoderNamespace = "MipsFP64" in
358 defm D64 : C_COND_M<"d", FGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6,
361 //===----------------------------------------------------------------------===//
362 // Floating Point Instructions
363 //===----------------------------------------------------------------------===//
364 let AdditionalPredicates = [NotInMicroMips] in {
365 def ROUND_W_S : MMRel, StdMMR6Rel, ABSS_FT<"round.w.s", FGR32Opnd, FGR32Opnd, II_ROUND>,
366 ABSS_FM<0xc, 16>, ISA_MIPS2;
367 defm ROUND_W : ROUND_M<"round.w.d", II_ROUND>, ABSS_FM<0xc, 17>, ISA_MIPS2;
368 def TRUNC_W_S : MMRel, StdMMR6Rel, ABSS_FT<"trunc.w.s", FGR32Opnd, FGR32Opnd, II_TRUNC>,
369 ABSS_FM<0xd, 16>, ISA_MIPS2;
370 def CEIL_W_S : MMRel, StdMMR6Rel, ABSS_FT<"ceil.w.s", FGR32Opnd, FGR32Opnd, II_CEIL>,
371 ABSS_FM<0xe, 16>, ISA_MIPS2;
372 def FLOOR_W_S : MMRel, StdMMR6Rel, ABSS_FT<"floor.w.s", FGR32Opnd, FGR32Opnd, II_FLOOR>,
373 ABSS_FM<0xf, 16>, ISA_MIPS2;
374 def CVT_W_S : MMRel, ABSS_FT<"cvt.w.s", FGR32Opnd, FGR32Opnd, II_CVT>,
375 ABSS_FM<0x24, 16>, ISA_MIPS1;
377 defm TRUNC_W : ROUND_M<"trunc.w.d", II_TRUNC>, ABSS_FM<0xd, 17>, ISA_MIPS2;
378 defm CEIL_W : ROUND_M<"ceil.w.d", II_CEIL>, ABSS_FM<0xe, 17>, ISA_MIPS2;
379 defm FLOOR_W : ROUND_M<"floor.w.d", II_FLOOR>, ABSS_FM<0xf, 17>, ISA_MIPS2;
380 defm CVT_W : ROUND_M<"cvt.w.d", II_CVT>, ABSS_FM<0x24, 17>, ISA_MIPS1;
383 let AdditionalPredicates = [NotInMicroMips] in {
384 def RECIP_S : MMRel, ABSS_FT<"recip.s", FGR32Opnd, FGR32Opnd, II_RECIP_S>,
385 ABSS_FM<0b010101, 0x10>, INSN_MIPS4_32R2;
386 def RECIP_D32 : MMRel, ABSS_FT<"recip.d", AFGR64Opnd, AFGR64Opnd, II_RECIP_D>,
387 ABSS_FM<0b010101, 0x11>, INSN_MIPS4_32R2, FGR_32 {
388 let BaseOpcode = "RECIP_D32";
390 let DecoderNamespace = "MipsFP64" in
391 def RECIP_D64 : MMRel, ABSS_FT<"recip.d", FGR64Opnd, FGR64Opnd,
392 II_RECIP_D>, ABSS_FM<0b010101, 0x11>,
393 INSN_MIPS4_32R2, FGR_64;
394 def RSQRT_S : MMRel, ABSS_FT<"rsqrt.s", FGR32Opnd, FGR32Opnd, II_RSQRT_S>,
395 ABSS_FM<0b010110, 0x10>, INSN_MIPS4_32R2;
396 def RSQRT_D32 : MMRel, ABSS_FT<"rsqrt.d", AFGR64Opnd, AFGR64Opnd, II_RSQRT_D>,
397 ABSS_FM<0b010110, 0x11>, INSN_MIPS4_32R2, FGR_32 {
398 let BaseOpcode = "RSQRT_D32";
400 let DecoderNamespace = "MipsFP64" in
401 def RSQRT_D64 : MMRel, ABSS_FT<"rsqrt.d", FGR64Opnd, FGR64Opnd,
402 II_RSQRT_D>, ABSS_FM<0b010110, 0x11>,
403 INSN_MIPS4_32R2, FGR_64;
405 let DecoderNamespace = "MipsFP64" in {
406 let AdditionalPredicates = [NotInMicroMips] in {
407 def ROUND_L_S : ABSS_FT<"round.l.s", FGR64Opnd, FGR32Opnd, II_ROUND>,
408 ABSS_FM<0x8, 16>, ISA_MIPS2, FGR_64;
409 def ROUND_L_D64 : ABSS_FT<"round.l.d", FGR64Opnd, FGR64Opnd, II_ROUND>,
410 ABSS_FM<0x8, 17>, INSN_MIPS3_32, FGR_64;
411 def TRUNC_L_S : ABSS_FT<"trunc.l.s", FGR64Opnd, FGR32Opnd, II_TRUNC>,
412 ABSS_FM<0x9, 16>, ISA_MIPS2, FGR_64;
413 def TRUNC_L_D64 : ABSS_FT<"trunc.l.d", FGR64Opnd, FGR64Opnd, II_TRUNC>,
414 ABSS_FM<0x9, 17>, INSN_MIPS3_32, FGR_64;
415 def CEIL_L_S : ABSS_FT<"ceil.l.s", FGR64Opnd, FGR32Opnd, II_CEIL>,
416 ABSS_FM<0xa, 16>, ISA_MIPS2, FGR_64;
417 def CEIL_L_D64 : ABSS_FT<"ceil.l.d", FGR64Opnd, FGR64Opnd, II_CEIL>,
418 ABSS_FM<0xa, 17>, INSN_MIPS3_32, FGR_64;
419 def FLOOR_L_S : ABSS_FT<"floor.l.s", FGR64Opnd, FGR32Opnd, II_FLOOR>,
420 ABSS_FM<0xb, 16>, ISA_MIPS2, FGR_64;
421 def FLOOR_L_D64 : ABSS_FT<"floor.l.d", FGR64Opnd, FGR64Opnd, II_FLOOR>,
422 ABSS_FM<0xb, 17>, INSN_MIPS3_32, FGR_64;
426 let AdditionalPredicates = [NotInMicroMips] in{
427 def CVT_S_W : MMRel, ABSS_FT<"cvt.s.w", FGR32Opnd, FGR32Opnd, II_CVT>,
428 ABSS_FM<0x20, 20>, ISA_MIPS1;
429 def CVT_L_S : MMRel, ABSS_FT<"cvt.l.s", FGR64Opnd, FGR32Opnd, II_CVT>,
430 ABSS_FM<0x25, 16>, INSN_MIPS3_32R2;
431 def CVT_L_D64: MMRel, ABSS_FT<"cvt.l.d", FGR64Opnd, FGR64Opnd, II_CVT>,
432 ABSS_FM<0x25, 17>, INSN_MIPS3_32R2;
435 let AdditionalPredicates = [NotInMicroMips] in {
436 def CVT_S_D32 : MMRel, ABSS_FT<"cvt.s.d", FGR32Opnd, AFGR64Opnd, II_CVT>,
437 ABSS_FM<0x20, 17>, ISA_MIPS1, FGR_32;
438 def CVT_D32_S : MMRel, ABSS_FT<"cvt.d.s", AFGR64Opnd, FGR32Opnd, II_CVT>,
439 ABSS_FM<0x21, 16>, ISA_MIPS1, FGR_32;
440 def CVT_D32_W : MMRel, ABSS_FT<"cvt.d.w", AFGR64Opnd, FGR32Opnd, II_CVT>,
441 ABSS_FM<0x21, 20>, ISA_MIPS1, FGR_32;
444 let DecoderNamespace = "MipsFP64" in {
445 let AdditionalPredicates = [NotInMicroMips] in {
446 def PLL_PS64 : ADDS_FT<"pll.ps", FGR64Opnd, II_CVT, 0>,
448 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
449 def PLU_PS64 : ADDS_FT<"plu.ps", FGR64Opnd, II_CVT, 0>,
451 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
453 def CVT_S_PU64 : ABSS_FT<"cvt.s.pu", FGR32Opnd, FGR64Opnd, II_CVT>,
455 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
456 def CVT_S_PL64 : ABSS_FT<"cvt.s.pl", FGR32Opnd, FGR64Opnd, II_CVT>,
458 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
460 def CVT_PS_S64 : CVT_PS_S_FT<"cvt.ps.s", FGR64Opnd, FGR32Opnd, II_CVT, 0>,
462 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
466 let DecoderNamespace = "MipsFP64" in {
467 let AdditionalPredicates = [NotInMicroMips] in {
468 def CVT_S_L : ABSS_FT<"cvt.s.l", FGR32Opnd, FGR64Opnd, II_CVT>,
469 ABSS_FM<0x20, 21>, INSN_MIPS3_32R2, FGR_64;
470 def CVT_S_D64 : ABSS_FT<"cvt.s.d", FGR32Opnd, FGR64Opnd, II_CVT>,
471 ABSS_FM<0x20, 17>, ISA_MIPS1, FGR_64;
472 def CVT_D64_W : ABSS_FT<"cvt.d.w", FGR64Opnd, FGR32Opnd, II_CVT>,
473 ABSS_FM<0x21, 20>, ISA_MIPS1, FGR_64;
474 def CVT_D64_S : ABSS_FT<"cvt.d.s", FGR64Opnd, FGR32Opnd, II_CVT>,
475 ABSS_FM<0x21, 16>, ISA_MIPS1, FGR_64;
476 def CVT_D64_L : ABSS_FT<"cvt.d.l", FGR64Opnd, FGR64Opnd, II_CVT>,
477 ABSS_FM<0x21, 21>, INSN_MIPS3_32R2, FGR_64;
481 let isPseudo = 1, isCodeGenOnly = 1 in {
482 def PseudoCVT_S_W : ABSS_FT<"", FGR32Opnd, GPR32Opnd, II_CVT>;
483 def PseudoCVT_D32_W : ABSS_FT<"", AFGR64Opnd, GPR32Opnd, II_CVT>;
484 def PseudoCVT_S_L : ABSS_FT<"", FGR64Opnd, GPR64Opnd, II_CVT>;
485 def PseudoCVT_D64_W : ABSS_FT<"", FGR64Opnd, GPR32Opnd, II_CVT>;
486 def PseudoCVT_D64_L : ABSS_FT<"", FGR64Opnd, GPR64Opnd, II_CVT>;
489 let AdditionalPredicates = [NotInMicroMips, UseAbs] in {
490 def FABS_S : MMRel, ABSS_FT<"abs.s", FGR32Opnd, FGR32Opnd, II_ABS, fabs>,
491 ABSS_FM<0x5, 16>, ISA_MIPS1;
492 defm FABS : ABSS_M<"abs.d", II_ABS, fabs>, ABSS_FM<0x5, 17>, ISA_MIPS1;
495 def FNEG_S : MMRel, ABSS_FT<"neg.s", FGR32Opnd, FGR32Opnd, II_NEG, fneg>,
496 ABSS_FM<0x7, 16>, ISA_MIPS1;
497 let AdditionalPredicates = [NotInMicroMips] in {
498 defm FNEG : ABSS_M<"neg.d", II_NEG, fneg>, ABSS_FM<0x7, 17>, ISA_MIPS1;
501 let AdditionalPredicates = [NotInMicroMips] in {
502 def FSQRT_S : MMRel, StdMMR6Rel, ABSS_FT<"sqrt.s", FGR32Opnd, FGR32Opnd,
503 II_SQRT_S, fsqrt>, ABSS_FM<0x4, 16>, ISA_MIPS2;
504 defm FSQRT : ABSS_M<"sqrt.d", II_SQRT_D, fsqrt>, ABSS_FM<0x4, 17>, ISA_MIPS2;
507 // The odd-numbered registers are only referenced when doing loads,
508 // stores, and moves between floating-point and integer registers.
509 // When defining instructions, we reference all 32-bit registers,
510 // regardless of register aliasing.
512 /// Move Control Registers From/To CPU Registers
513 let AdditionalPredicates = [NotInMicroMips] in {
514 def CFC1 : MMRel, MFC1_FT<"cfc1", GPR32Opnd, CCROpnd, II_CFC1>, MFC1_FM<2>,
516 def CTC1 : MMRel, MTC1_FT<"ctc1", CCROpnd, GPR32Opnd, II_CTC1>, MFC1_FM<6>,
519 def MFC1 : MMRel, StdMMR6Rel, MFC1_FT<"mfc1", GPR32Opnd, FGR32Opnd, II_MFC1,
520 bitconvert>, MFC1_FM<0>, ISA_MIPS1;
521 def MFC1_D64 : MFC1_FT<"mfc1", GPR32Opnd, FGR64Opnd, II_MFC1>, MFC1_FM<0>,
523 let DecoderNamespace = "MipsFP64";
525 def MTC1 : MMRel, StdMMR6Rel, MTC1_FT<"mtc1", FGR32Opnd, GPR32Opnd, II_MTC1,
526 bitconvert>, MFC1_FM<4>, ISA_MIPS1;
527 def MTC1_D64 : MTC1_FT<"mtc1", FGR64Opnd, GPR32Opnd, II_MTC1>, MFC1_FM<4>,
529 let DecoderNamespace = "MipsFP64";
532 def MFHC1_D32 : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>,
533 MFC1_FM<3>, ISA_MIPS32R2, FGR_32;
534 def MFHC1_D64 : MFC1_FT<"mfhc1", GPR32Opnd, FGR64Opnd, II_MFHC1>,
535 MFC1_FM<3>, ISA_MIPS32R2, FGR_64 {
536 let DecoderNamespace = "MipsFP64";
539 def MTHC1_D32 : MMRel, StdMMR6Rel, MTC1_64_FT<"mthc1", AFGR64Opnd, GPR32Opnd, II_MTHC1>,
540 MFC1_FM<7>, ISA_MIPS32R2, FGR_32;
541 def MTHC1_D64 : MTC1_64_FT<"mthc1", FGR64Opnd, GPR32Opnd, II_MTHC1>,
542 MFC1_FM<7>, ISA_MIPS32R2, FGR_64 {
543 let DecoderNamespace = "MipsFP64";
546 def DMTC1 : MTC1_FT<"dmtc1", FGR64Opnd, GPR64Opnd, II_DMTC1,
547 bitconvert>, MFC1_FM<5>, ISA_MIPS3;
548 def DMFC1 : MFC1_FT<"dmfc1", GPR64Opnd, FGR64Opnd, II_DMFC1,
549 bitconvert>, MFC1_FM<1>, ISA_MIPS3;
550 let isMoveReg = 1 in {
551 def FMOV_S : MMRel, ABSS_FT<"mov.s", FGR32Opnd, FGR32Opnd, II_MOV_S>,
552 ABSS_FM<0x6, 16>, ISA_MIPS1;
553 defm FMOV : ABSS_M<"mov.d", II_MOV_D>, ABSS_FM<0x6, 17>, ISA_MIPS1;
557 /// Floating Point Memory Instructions
558 let AdditionalPredicates = [NotInMicroMips] in {
559 def LWC1 : MMRel, LW_FT<"lwc1", FGR32Opnd, mem_simm16, II_LWC1, load>,
560 LW_FM<0x31>, ISA_MIPS1;
561 def SWC1 : MMRel, SW_FT<"swc1", FGR32Opnd, mem_simm16, II_SWC1, store>,
562 LW_FM<0x39>, ISA_MIPS1;
565 let DecoderNamespace = "MipsFP64", AdditionalPredicates = [NotInMicroMips] in {
566 def LDC164 : StdMMR6Rel, LW_FT<"ldc1", FGR64Opnd, mem_simm16, II_LDC1, load>,
567 LW_FM<0x35>, ISA_MIPS2, FGR_64 {
568 let BaseOpcode = "LDC164";
570 def SDC164 : StdMMR6Rel, SW_FT<"sdc1", FGR64Opnd, mem_simm16, II_SDC1, store>,
571 LW_FM<0x3d>, ISA_MIPS2, FGR_64;
574 let AdditionalPredicates = [NotInMicroMips] in {
575 def LDC1 : MMRel, StdMMR6Rel, LW_FT<"ldc1", AFGR64Opnd, mem_simm16, II_LDC1,
576 load>, LW_FM<0x35>, ISA_MIPS2, FGR_32 {
577 let BaseOpcode = "LDC132";
579 def SDC1 : MMRel, SW_FT<"sdc1", AFGR64Opnd, mem_simm16, II_SDC1, store>,
580 LW_FM<0x3d>, ISA_MIPS2, FGR_32;
583 // Indexed loads and stores.
584 // Base register + offset register addressing mode (indicated by "x" in the
585 // instruction mnemonic) is disallowed under NaCl.
586 let AdditionalPredicates = [IsNotNaCl] in {
587 def LWXC1 : MMRel, LWXC1_FT<"lwxc1", FGR32Opnd, II_LWXC1, load>, LWXC1_FM<0>,
588 INSN_MIPS4_32R2_NOT_32R6_64R6;
589 def SWXC1 : MMRel, SWXC1_FT<"swxc1", FGR32Opnd, II_SWXC1, store>, SWXC1_FM<8>,
590 INSN_MIPS4_32R2_NOT_32R6_64R6;
593 let AdditionalPredicates = [NotInMicroMips, IsNotNaCl] in {
594 def LDXC1 : LWXC1_FT<"ldxc1", AFGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>,
595 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
596 def SDXC1 : SWXC1_FT<"sdxc1", AFGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>,
597 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
600 let DecoderNamespace="MipsFP64" in {
601 def LDXC164 : LWXC1_FT<"ldxc1", FGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>,
602 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
603 def SDXC164 : SWXC1_FT<"sdxc1", FGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>,
604 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
607 // Load/store doubleword indexed unaligned.
608 // FIXME: This instruction should not be defined for FGR_32.
609 let AdditionalPredicates = [IsNotNaCl, NotInMicroMips] in {
610 def LUXC1 : MMRel, LWXC1_FT<"luxc1", AFGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>,
611 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32;
612 def SUXC1 : MMRel, SWXC1_FT<"suxc1", AFGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>,
613 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32;
616 let AdditionalPredicates = [IsNotNaCl, NotInMicroMips],
617 DecoderNamespace="MipsFP64" in {
618 def LUXC164 : LWXC1_FT<"luxc1", FGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>,
619 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64;
620 def SUXC164 : SWXC1_FT<"suxc1", FGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>,
621 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64;
624 /// Floating-point Aritmetic
625 let AdditionalPredicates = [NotInMicroMips] in {
626 def FADD_S : MMRel, ADDS_FT<"add.s", FGR32Opnd, II_ADD_S, 1, fadd>,
627 ADDS_FM<0x00, 16>, ISA_MIPS1;
628 defm FADD : ADDS_M<"add.d", II_ADD_D, 1, fadd>, ADDS_FM<0x00, 17>,
630 def FDIV_S : MMRel, ADDS_FT<"div.s", FGR32Opnd, II_DIV_S, 0, fdiv>,
631 ADDS_FM<0x03, 16>, ISA_MIPS1;
632 defm FDIV : ADDS_M<"div.d", II_DIV_D, 0, fdiv>, ADDS_FM<0x03, 17>,
634 def FMUL_S : MMRel, ADDS_FT<"mul.s", FGR32Opnd, II_MUL_S, 1, fmul>,
635 ADDS_FM<0x02, 16>, ISA_MIPS1;
636 defm FMUL : ADDS_M<"mul.d", II_MUL_D, 1, fmul>, ADDS_FM<0x02, 17>,
638 def FSUB_S : MMRel, ADDS_FT<"sub.s", FGR32Opnd, II_SUB_S, 0, fsub>,
639 ADDS_FM<0x01, 16>, ISA_MIPS1;
640 defm FSUB : ADDS_M<"sub.d", II_SUB_D, 0, fsub>, ADDS_FM<0x01, 17>,
644 let AdditionalPredicates = [NotInMicroMips, HasMadd4] in {
645 def MADD_S : MMRel, MADDS_FT<"madd.s", FGR32Opnd, II_MADD_S, fadd>,
646 MADDS_FM<4, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
647 def MSUB_S : MMRel, MADDS_FT<"msub.s", FGR32Opnd, II_MSUB_S, fsub>,
648 MADDS_FM<5, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
650 def MADD_D32 : MMRel, MADDS_FT<"madd.d", AFGR64Opnd, II_MADD_D, fadd>,
651 MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
652 def MSUB_D32 : MMRel, MADDS_FT<"msub.d", AFGR64Opnd, II_MSUB_D, fsub>,
653 MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
655 let DecoderNamespace = "MipsFP64" in {
656 def MADD_D64 : MADDS_FT<"madd.d", FGR64Opnd, II_MADD_D, fadd>,
657 MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
658 def MSUB_D64 : MADDS_FT<"msub.d", FGR64Opnd, II_MSUB_D, fsub>,
659 MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
663 let AdditionalPredicates = [NoNaNsFPMath, HasMadd4, NotInMicroMips] in {
664 def NMADD_S : MMRel, NMADDS_FT<"nmadd.s", FGR32Opnd, II_NMADD_S, fadd>,
665 MADDS_FM<6, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
666 def NMSUB_S : MMRel, NMADDS_FT<"nmsub.s", FGR32Opnd, II_NMSUB_S, fsub>,
667 MADDS_FM<7, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
669 def NMADD_D32 : MMRel, NMADDS_FT<"nmadd.d", AFGR64Opnd, II_NMADD_D, fadd>,
670 MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
671 def NMSUB_D32 : MMRel, NMADDS_FT<"nmsub.d", AFGR64Opnd, II_NMSUB_D, fsub>,
672 MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
674 let DecoderNamespace = "MipsFP64" in {
675 def NMADD_D64 : NMADDS_FT<"nmadd.d", FGR64Opnd, II_NMADD_D, fadd>,
676 MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
677 def NMSUB_D64 : NMADDS_FT<"nmsub.d", FGR64Opnd, II_NMSUB_D, fsub>,
678 MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
681 //===----------------------------------------------------------------------===//
682 // Floating Point Branch Codes
683 //===----------------------------------------------------------------------===//
684 // Mips branch codes. These correspond to condcode in MipsInstrInfo.h.
685 // They must be kept in synch.
686 def MIPS_BRANCH_F : PatLeaf<(i32 0)>;
687 def MIPS_BRANCH_T : PatLeaf<(i32 1)>;
689 let AdditionalPredicates = [NotInMicroMips] in {
690 def BC1F : MMRel, BC1F_FT<"bc1f", brtarget, II_BC1F, MIPS_BRANCH_F>,
691 BC1F_FM<0, 0>, ISA_MIPS1_NOT_32R6_64R6;
692 def BC1FL : MMRel, BC1XL_FT<"bc1fl", brtarget, II_BC1FL>,
693 BC1F_FM<1, 0>, ISA_MIPS2_NOT_32R6_64R6;
694 def BC1T : MMRel, BC1F_FT<"bc1t", brtarget, II_BC1T, MIPS_BRANCH_T>,
695 BC1F_FM<0, 1>, ISA_MIPS1_NOT_32R6_64R6;
696 def BC1TL : MMRel, BC1XL_FT<"bc1tl", brtarget, II_BC1TL>,
697 BC1F_FM<1, 1>, ISA_MIPS2_NOT_32R6_64R6;
699 /// Floating Point Compare
700 def FCMP_S32 : MMRel, CEQS_FT<"s", FGR32, II_C_CC_S, MipsFPCmp>, CEQS_FM<16>,
701 ISA_MIPS1_NOT_32R6_64R6 {
703 // FIXME: This is a required to work around the fact that these instructions
704 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
705 // fcc register set is used directly.
708 def FCMP_D32 : MMRel, CEQS_FT<"d", AFGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>,
709 ISA_MIPS1_NOT_32R6_64R6, FGR_32 {
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.
716 let DecoderNamespace = "MipsFP64" in
717 def FCMP_D64 : CEQS_FT<"d", FGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>,
718 ISA_MIPS1_NOT_32R6_64R6, FGR_64 {
719 // FIXME: This is a required to work around the fact that thiese instructions
720 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
721 // fcc register set is used directly.
725 //===----------------------------------------------------------------------===//
726 // Floating Point Pseudo-Instructions
727 //===----------------------------------------------------------------------===//
729 // This pseudo instr gets expanded into 2 mtc1 instrs after register
731 class BuildPairF64Base<RegisterOperand RO> :
732 PseudoSE<(outs RO:$dst), (ins GPR32Opnd:$lo, GPR32Opnd:$hi),
733 [(set RO:$dst, (MipsBuildPairF64 GPR32Opnd:$lo, GPR32Opnd:$hi))],
736 def BuildPairF64 : BuildPairF64Base<AFGR64Opnd>, FGR_32, HARDFLOAT;
737 def BuildPairF64_64 : BuildPairF64Base<FGR64Opnd>, FGR_64, HARDFLOAT;
739 // This pseudo instr gets expanded into 2 mfc1 instrs after register
741 // if n is 0, lower part of src is extracted.
742 // if n is 1, higher part of src is extracted.
743 // This node has associated scheduling information as the pre RA scheduler
744 // asserts otherwise.
745 class ExtractElementF64Base<RegisterOperand RO> :
746 PseudoSE<(outs GPR32Opnd:$dst), (ins RO:$src, i32imm:$n),
747 [(set GPR32Opnd:$dst, (MipsExtractElementF64 RO:$src, imm:$n))],
750 def ExtractElementF64 : ExtractElementF64Base<AFGR64Opnd>, FGR_32, HARDFLOAT;
751 def ExtractElementF64_64 : ExtractElementF64Base<FGR64Opnd>, FGR_64, HARDFLOAT;
753 def PseudoTRUNC_W_S : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
754 (ins FGR32Opnd:$fs, GPR32Opnd:$rs),
755 "trunc.w.s\t$fd, $fs, $rs">;
757 def PseudoTRUNC_W_D32 : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
758 (ins AFGR64Opnd:$fs, GPR32Opnd:$rs),
759 "trunc.w.d\t$fd, $fs, $rs">,
762 def PseudoTRUNC_W_D : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
763 (ins FGR64Opnd:$fs, GPR32Opnd:$rs),
764 "trunc.w.d\t$fd, $fs, $rs">,
767 def LoadImmSingleGPR : MipsAsmPseudoInst<(outs GPR32Opnd:$rd),
769 "li.s\t$rd, $fpimm">;
771 def LoadImmSingleFGR : MipsAsmPseudoInst<(outs StrictlyFGR32Opnd:$rd),
773 "li.s\t$rd, $fpimm">,
776 def LoadImmDoubleGPR : MipsAsmPseudoInst<(outs GPR32Opnd:$rd),
778 "li.d\t$rd, $fpimm">;
780 def LoadImmDoubleFGR_32 : MipsAsmPseudoInst<(outs StrictlyAFGR64Opnd:$rd),
782 "li.d\t$rd, $fpimm">,
785 def LoadImmDoubleFGR : MipsAsmPseudoInst<(outs StrictlyFGR64Opnd:$rd),
787 "li.d\t$rd, $fpimm">,
790 def SDC1_M1 : MipsAsmPseudoInst<(outs AFGR64Opnd:$fd),
791 (ins mem_simm16:$addr),
793 FGR_32, ISA_MIPS1, HARDFLOAT;
795 //===----------------------------------------------------------------------===//
797 //===----------------------------------------------------------------------===//
799 <"s.s $fd, $addr", (SWC1 FGR32Opnd:$fd, mem_simm16:$addr), 0>,
800 ISA_MIPS2, HARDFLOAT;
802 <"s.d $fd, $addr", (SDC1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
803 FGR_32, ISA_MIPS2, HARDFLOAT;
805 <"s.d $fd, $addr", (SDC164 FGR64Opnd:$fd, mem_simm16:$addr), 0>,
806 FGR_64, ISA_MIPS2, HARDFLOAT;
808 <"s.d $fd, $addr", (SDC1_M1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
809 FGR_32, ISA_MIPS1, HARDFLOAT;
812 <"l.s $fd, $addr", (LWC1 FGR32Opnd:$fd, mem_simm16:$addr), 0>,
813 ISA_MIPS2, HARDFLOAT;
815 <"l.d $fd, $addr", (LDC1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
816 FGR_32, ISA_MIPS2, HARDFLOAT;
818 <"l.d $fd, $addr", (LDC164 FGR64Opnd:$fd, mem_simm16:$addr), 0>,
819 FGR_64, ISA_MIPS2, HARDFLOAT;
821 multiclass C_COND_ALIASES<string TypeStr, RegisterOperand RC> {
822 def : MipsInstAlias<!strconcat("c.f.", TypeStr, " $fs, $ft"),
823 (!cast<Instruction>("C_F_"#NAME) FCC0,
825 def : MipsInstAlias<!strconcat("c.un.", TypeStr, " $fs, $ft"),
826 (!cast<Instruction>("C_UN_"#NAME) FCC0,
828 def : MipsInstAlias<!strconcat("c.eq.", TypeStr, " $fs, $ft"),
829 (!cast<Instruction>("C_EQ_"#NAME) FCC0,
831 def : MipsInstAlias<!strconcat("c.ueq.", TypeStr, " $fs, $ft"),
832 (!cast<Instruction>("C_UEQ_"#NAME) FCC0,
834 def : MipsInstAlias<!strconcat("c.olt.", TypeStr, " $fs, $ft"),
835 (!cast<Instruction>("C_OLT_"#NAME) FCC0,
837 def : MipsInstAlias<!strconcat("c.ult.", TypeStr, " $fs, $ft"),
838 (!cast<Instruction>("C_ULT_"#NAME) FCC0,
840 def : MipsInstAlias<!strconcat("c.ole.", TypeStr, " $fs, $ft"),
841 (!cast<Instruction>("C_OLE_"#NAME) FCC0,
843 def : MipsInstAlias<!strconcat("c.ule.", TypeStr, " $fs, $ft"),
844 (!cast<Instruction>("C_ULE_"#NAME) FCC0,
846 def : MipsInstAlias<!strconcat("c.sf.", TypeStr, " $fs, $ft"),
847 (!cast<Instruction>("C_SF_"#NAME) FCC0,
849 def : MipsInstAlias<!strconcat("c.ngle.", TypeStr, " $fs, $ft"),
850 (!cast<Instruction>("C_NGLE_"#NAME) FCC0,
852 def : MipsInstAlias<!strconcat("c.seq.", TypeStr, " $fs, $ft"),
853 (!cast<Instruction>("C_SEQ_"#NAME) FCC0,
855 def : MipsInstAlias<!strconcat("c.ngl.", TypeStr, " $fs, $ft"),
856 (!cast<Instruction>("C_NGL_"#NAME) FCC0,
858 def : MipsInstAlias<!strconcat("c.lt.", TypeStr, " $fs, $ft"),
859 (!cast<Instruction>("C_LT_"#NAME) FCC0,
861 def : MipsInstAlias<!strconcat("c.nge.", TypeStr, " $fs, $ft"),
862 (!cast<Instruction>("C_NGE_"#NAME) FCC0,
864 def : MipsInstAlias<!strconcat("c.le.", TypeStr, " $fs, $ft"),
865 (!cast<Instruction>("C_LE_"#NAME) FCC0,
867 def : MipsInstAlias<!strconcat("c.ngt.", TypeStr, " $fs, $ft"),
868 (!cast<Instruction>("C_NGT_"#NAME) FCC0,
872 multiclass BC1_ALIASES<Instruction BCTrue, string BCTrueString,
873 Instruction BCFalse, string BCFalseString> {
874 def : MipsInstAlias<!strconcat(BCTrueString, " $offset"),
875 (BCTrue FCC0, brtarget:$offset), 1>;
877 def : MipsInstAlias<!strconcat(BCFalseString, " $offset"),
878 (BCFalse FCC0, brtarget:$offset), 1>;
881 let AdditionalPredicates = [NotInMicroMips] in {
882 defm S : C_COND_ALIASES<"s", FGR32Opnd>, HARDFLOAT,
883 ISA_MIPS1_NOT_32R6_64R6;
884 defm D32 : C_COND_ALIASES<"d", AFGR64Opnd>, HARDFLOAT,
885 ISA_MIPS1_NOT_32R6_64R6, FGR_32;
886 defm D64 : C_COND_ALIASES<"d", FGR64Opnd>, HARDFLOAT,
887 ISA_MIPS1_NOT_32R6_64R6, FGR_64;
889 defm : BC1_ALIASES<BC1T, "bc1t", BC1F, "bc1f">, ISA_MIPS1_NOT_32R6_64R6,
891 defm : BC1_ALIASES<BC1TL, "bc1tl", BC1FL, "bc1fl">, ISA_MIPS2_NOT_32R6_64R6,
894 //===----------------------------------------------------------------------===//
895 // Floating Point Patterns
896 //===----------------------------------------------------------------------===//
897 def : MipsPat<(f32 fpimm0), (MTC1 ZERO)>, ISA_MIPS1;
898 def : MipsPat<(f32 fpimm0neg), (FNEG_S (MTC1 ZERO))>, ISA_MIPS1;
900 def : MipsPat<(f32 (sint_to_fp GPR32Opnd:$src)),
901 (PseudoCVT_S_W GPR32Opnd:$src)>;
902 def : MipsPat<(MipsTruncIntFP FGR32Opnd:$src),
903 (TRUNC_W_S FGR32Opnd:$src)>, ISA_MIPS1;
905 def : MipsPat<(MipsMTC1_D64 GPR32Opnd:$src),
906 (MTC1_D64 GPR32Opnd:$src)>, ISA_MIPS1, FGR_64;
908 def : MipsPat<(f64 (sint_to_fp GPR32Opnd:$src)),
909 (PseudoCVT_D32_W GPR32Opnd:$src)>, FGR_32;
910 let AdditionalPredicates = [NotInMicroMips] in {
911 def : MipsPat<(MipsTruncIntFP AFGR64Opnd:$src),
912 (TRUNC_W_D32 AFGR64Opnd:$src)>, ISA_MIPS2, FGR_32;
913 def : MipsPat<(f32 (fpround AFGR64Opnd:$src)),
914 (CVT_S_D32 AFGR64Opnd:$src)>, ISA_MIPS1, FGR_32;
915 def : MipsPat<(f64 (fpextend FGR32Opnd:$src)),
916 (CVT_D32_S FGR32Opnd:$src)>, ISA_MIPS1, FGR_32;
919 def : MipsPat<(f64 fpimm0), (DMTC1 ZERO_64)>, ISA_MIPS3, GPR_64, FGR_64;
920 def : MipsPat<(f64 fpimm0neg), (FNEG_D64 (DMTC1 ZERO_64))>, ISA_MIPS3, GPR_64,
923 def : MipsPat<(f64 (sint_to_fp GPR32Opnd:$src)),
924 (PseudoCVT_D64_W GPR32Opnd:$src)>, FGR_64;
925 def : MipsPat<(f32 (sint_to_fp GPR64Opnd:$src)),
926 (EXTRACT_SUBREG (PseudoCVT_S_L GPR64Opnd:$src), sub_lo)>, FGR_64;
927 def : MipsPat<(f64 (sint_to_fp GPR64Opnd:$src)),
928 (PseudoCVT_D64_L GPR64Opnd:$src)>, FGR_64;
930 def : MipsPat<(MipsTruncIntFP FGR64Opnd:$src),
931 (TRUNC_W_D64 FGR64Opnd:$src)>, ISA_MIPS2, FGR_64;
932 def : MipsPat<(MipsTruncIntFP FGR32Opnd:$src),
933 (TRUNC_L_S FGR32Opnd:$src)>, ISA_MIPS2, FGR_64;
934 def : MipsPat<(MipsTruncIntFP FGR64Opnd:$src),
935 (TRUNC_L_D64 FGR64Opnd:$src)>, ISA_MIPS2, FGR_64;
937 let AdditionalPredicates = [NotInMicroMips] in {
938 def : MipsPat<(f32 (fpround FGR64Opnd:$src)),
939 (CVT_S_D64 FGR64Opnd:$src)>, ISA_MIPS1, FGR_64;
940 def : MipsPat<(f64 (fpextend FGR32Opnd:$src)),
941 (CVT_D64_S FGR32Opnd:$src)>, ISA_MIPS1, FGR_64;
944 // To generate NMADD and NMSUB instructions when fneg node is present
945 multiclass NMADD_NMSUB<Instruction Nmadd, Instruction Nmsub, RegisterOperand RC> {
946 def : MipsPat<(fneg (fadd (fmul RC:$fs, RC:$ft), RC:$fr)),
947 (Nmadd RC:$fr, RC:$fs, RC:$ft)>;
948 def : MipsPat<(fneg (fsub (fmul RC:$fs, RC:$ft), RC:$fr)),
949 (Nmsub RC:$fr, RC:$fs, RC:$ft)>;
952 let AdditionalPredicates = [NoNaNsFPMath, HasMadd4, NotInMicroMips] in {
953 defm : NMADD_NMSUB<NMADD_S, NMSUB_S, FGR32Opnd>, INSN_MIPS4_32R2_NOT_32R6_64R6;
954 defm : NMADD_NMSUB<NMADD_D32, NMSUB_D32, AFGR64Opnd>, FGR_32, INSN_MIPS4_32R2_NOT_32R6_64R6;
955 defm : NMADD_NMSUB<NMADD_D64, NMSUB_D64, FGR64Opnd>, FGR_64, INSN_MIPS4_32R2_NOT_32R6_64R6;
958 // Patterns for loads/stores with a reg+imm operand.
959 let AdditionalPredicates = [NotInMicroMips] in {
960 let AddedComplexity = 40 in {
961 def : LoadRegImmPat<LWC1, f32, load>, ISA_MIPS1;
962 def : StoreRegImmPat<SWC1, f32>, ISA_MIPS1;
964 def : LoadRegImmPat<LDC164, f64, load>, ISA_MIPS1, FGR_64;
965 def : StoreRegImmPat<SDC164, f64>, ISA_MIPS1, FGR_64;
967 def : LoadRegImmPat<LDC1, f64, load>, ISA_MIPS1, FGR_32;
968 def : StoreRegImmPat<SDC1, f64>, ISA_MIPS1, FGR_32;