1 //===-- MipsInstrFPU.td - Mips FPU Instruction Information -*- tablegen -*-===//
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 // This file describes the Mips FPU instruction set.
12 //===----------------------------------------------------------------------===//
14 //===----------------------------------------------------------------------===//
15 // Floating Point Instructions
16 // ------------------------
18 // - 32 64-bit registers (default mode)
19 // - 16 even 32-bit registers (32-bit compatible mode) for
20 // single and double access.
22 // - 16 even 32-bit registers - single and double (aliased)
23 // - 32 32-bit registers (within single-only mode)
24 //===----------------------------------------------------------------------===//
26 // Floating Point Compare and Branch
27 def SDT_MipsFPBrcond : SDTypeProfile<0, 3, [SDTCisInt<0>,
29 SDTCisVT<2, OtherVT>]>;
30 def SDT_MipsFPCmp : SDTypeProfile<0, 3, [SDTCisSameAs<0, 1>, SDTCisFP<1>,
32 def SDT_MipsCMovFP : SDTypeProfile<1, 3, [SDTCisSameAs<0, 1>, SDTCisVT<2, i32>,
34 def SDT_MipsTruncIntFP : SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisFP<1>]>;
35 def SDT_MipsBuildPairF64 : SDTypeProfile<1, 2, [SDTCisVT<0, f64>,
38 def SDT_MipsExtractElementF64 : SDTypeProfile<1, 2, [SDTCisVT<0, i32>,
42 def SDT_MipsMTC1_D64 : SDTypeProfile<1, 1, [SDTCisVT<0, f64>,
45 def MipsFPCmp : SDNode<"MipsISD::FPCmp", SDT_MipsFPCmp, [SDNPOutGlue]>;
46 def MipsCMovFP_T : SDNode<"MipsISD::CMovFP_T", SDT_MipsCMovFP, [SDNPInGlue]>;
47 def MipsCMovFP_F : SDNode<"MipsISD::CMovFP_F", SDT_MipsCMovFP, [SDNPInGlue]>;
48 def MipsFPBrcond : SDNode<"MipsISD::FPBrcond", SDT_MipsFPBrcond,
49 [SDNPHasChain, SDNPOptInGlue]>;
50 def MipsTruncIntFP : SDNode<"MipsISD::TruncIntFP", SDT_MipsTruncIntFP>;
51 def MipsBuildPairF64 : SDNode<"MipsISD::BuildPairF64", SDT_MipsBuildPairF64>;
52 def MipsExtractElementF64 : SDNode<"MipsISD::ExtractElementF64",
53 SDT_MipsExtractElementF64>;
55 def MipsMTC1_D64 : SDNode<"MipsISD::MTC1_D64", SDT_MipsMTC1_D64>;
57 // Operand for printing out a condition code.
58 let PrintMethod = "printFCCOperand", DecoderMethod = "DecodeCondCode" in
59 def condcode : Operand<i32>;
61 //===----------------------------------------------------------------------===//
62 // Feature predicates.
63 //===----------------------------------------------------------------------===//
65 def IsFP64bit : Predicate<"Subtarget->isFP64bit()">,
66 AssemblerPredicate<"FeatureFP64Bit">;
67 def NotFP64bit : Predicate<"!Subtarget->isFP64bit()">,
68 AssemblerPredicate<"!FeatureFP64Bit">;
69 def IsSingleFloat : Predicate<"Subtarget->isSingleFloat()">,
70 AssemblerPredicate<"FeatureSingleFloat">;
71 def IsNotSingleFloat : Predicate<"!Subtarget->isSingleFloat()">,
72 AssemblerPredicate<"!FeatureSingleFloat">;
73 def IsNotSoftFloat : Predicate<"!Subtarget->useSoftFloat()">,
74 AssemblerPredicate<"!FeatureSoftFloat">;
76 //===----------------------------------------------------------------------===//
77 // Mips FGR size adjectives.
78 // They are mutually exclusive.
79 //===----------------------------------------------------------------------===//
81 class FGR_32 { list<Predicate> FGRPredicates = [NotFP64bit]; }
82 class FGR_64 { list<Predicate> FGRPredicates = [IsFP64bit]; }
83 class HARDFLOAT { list<Predicate> HardFloatPredicate = [IsNotSoftFloat]; }
85 //===----------------------------------------------------------------------===//
87 // FP immediate patterns.
88 def fpimm0 : PatLeaf<(fpimm), [{
89 return N->isExactlyValue(+0.0);
92 def fpimm0neg : PatLeaf<(fpimm), [{
93 return N->isExactlyValue(-0.0);
96 //===----------------------------------------------------------------------===//
97 // Instruction Class Templates
99 // A set of multiclasses is used to address the register usage.
101 // S32 - single precision in 16 32bit even fp registers
102 // single precision in 32 32bit fp registers in SingleOnly mode
103 // S64 - single precision in 32 64bit fp registers (In64BitMode)
104 // D32 - double precision in 16 32bit even fp registers
105 // D64 - double precision in 32 64bit fp registers (In64BitMode)
107 // Only S32 and D32 are supported right now.
108 //===----------------------------------------------------------------------===//
109 class ADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin, bit IsComm,
110 SDPatternOperator OpNode= null_frag> :
111 InstSE<(outs RC:$fd), (ins RC:$fs, RC:$ft),
112 !strconcat(opstr, "\t$fd, $fs, $ft"),
113 [(set RC:$fd, (OpNode RC:$fs, RC:$ft))], Itin, FrmFR, opstr>,
115 let isCommutable = IsComm;
118 multiclass ADDS_M<string opstr, InstrItinClass Itin, bit IsComm,
119 SDPatternOperator OpNode = null_frag> {
120 def _D32 : MMRel, ADDS_FT<opstr, AFGR64Opnd, Itin, IsComm, OpNode>, FGR_32;
121 def _D64 : ADDS_FT<opstr, FGR64Opnd, Itin, IsComm, OpNode>, FGR_64 {
122 string DecoderNamespace = "MipsFP64";
126 class ABSS_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
127 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
128 InstSE<(outs DstRC:$fd), (ins SrcRC:$fs), !strconcat(opstr, "\t$fd, $fs"),
129 [(set DstRC:$fd, (OpNode SrcRC:$fs))], Itin, FrmFR, opstr>,
133 class CVT_PS_S_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC, InstrItinClass Itin, bit IsComm,
134 SDPatternOperator OpNode= null_frag> :
135 InstSE<(outs DstRC:$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 : ABSS_FT<opstr, FGR64Opnd, FGR64Opnd, Itin, OpNode>, FGR_64 {
147 string DecoderNamespace = "MipsFP64";
151 multiclass ROUND_M<string opstr, InstrItinClass Itin> {
152 def _D32 : MMRel, ABSS_FT<opstr, FGR32Opnd, AFGR64Opnd, Itin>, FGR_32;
153 def _D64 : StdMMR6Rel, ABSS_FT<opstr, FGR32Opnd, FGR64Opnd, Itin>, FGR_64 {
154 let DecoderNamespace = "MipsFP64";
158 class MFC1_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
159 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
160 InstSE<(outs DstRC:$rt), (ins SrcRC:$fs), !strconcat(opstr, "\t$rt, $fs"),
161 [(set DstRC:$rt, (OpNode SrcRC:$fs))], Itin, FrmFR, opstr>, HARDFLOAT {
165 class MTC1_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
166 InstrItinClass Itin, SDPatternOperator OpNode= null_frag> :
167 InstSE<(outs DstRC:$fs), (ins SrcRC:$rt), !strconcat(opstr, "\t$rt, $fs"),
168 [(set DstRC:$fs, (OpNode SrcRC:$rt))], Itin, FrmFR, opstr>, HARDFLOAT {
172 class MTC1_64_FT<string opstr, RegisterOperand DstRC, RegisterOperand SrcRC,
173 InstrItinClass Itin> :
174 InstSE<(outs DstRC:$fs), (ins DstRC:$fs_in, SrcRC:$rt),
175 !strconcat(opstr, "\t$rt, $fs"), [], Itin, FrmFR, opstr>, HARDFLOAT {
176 // $fs_in is part of a white lie to work around a widespread bug in the FPU
177 // implementation. See expandBuildPairF64 for details.
178 let Constraints = "$fs = $fs_in";
181 class LW_FT<string opstr, RegisterOperand RC, DAGOperand MO,
182 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
183 InstSE<(outs RC:$rt), (ins MO:$addr), !strconcat(opstr, "\t$rt, $addr"),
184 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr>,
186 let DecoderMethod = "DecodeFMem";
190 class SW_FT<string opstr, RegisterOperand RC, DAGOperand MO,
191 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
192 InstSE<(outs), (ins RC:$rt, MO:$addr), !strconcat(opstr, "\t$rt, $addr"),
193 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr>, HARDFLOAT {
194 let DecoderMethod = "DecodeFMem";
198 class MADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin,
199 SDPatternOperator OpNode = null_frag> :
200 InstSE<(outs RC:$fd), (ins RC:$fr, RC:$fs, RC:$ft),
201 !strconcat(opstr, "\t$fd, $fr, $fs, $ft"),
202 [(set RC:$fd, (OpNode (fmul RC:$fs, RC:$ft), RC:$fr))], Itin,
203 FrmFR, opstr>, HARDFLOAT;
205 class NMADDS_FT<string opstr, RegisterOperand RC, InstrItinClass Itin,
206 SDPatternOperator OpNode = null_frag> :
207 InstSE<(outs RC:$fd), (ins RC:$fr, RC:$fs, RC:$ft),
208 !strconcat(opstr, "\t$fd, $fr, $fs, $ft"),
209 [(set RC:$fd, (fsub fpimm0, (OpNode (fmul RC:$fs, RC:$ft), RC:$fr)))],
210 Itin, FrmFR, opstr>, HARDFLOAT;
212 class LWXC1_FT<string opstr, RegisterOperand DRC,
213 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
214 InstSE<(outs DRC:$fd), (ins PtrRC:$base, PtrRC:$index),
215 !strconcat(opstr, "\t$fd, ${index}(${base})"),
216 [(set DRC:$fd, (OpNode (add iPTR:$base, iPTR:$index)))], Itin,
217 FrmFI, opstr>, HARDFLOAT {
218 let AddedComplexity = 20;
221 class SWXC1_FT<string opstr, RegisterOperand DRC,
222 InstrItinClass Itin, SDPatternOperator OpNode = null_frag> :
223 InstSE<(outs), (ins DRC:$fs, PtrRC:$base, PtrRC:$index),
224 !strconcat(opstr, "\t$fs, ${index}(${base})"),
225 [(OpNode DRC:$fs, (add iPTR:$base, iPTR:$index))], Itin,
226 FrmFI, opstr>, HARDFLOAT {
227 let AddedComplexity = 20;
230 class BC1F_FT<string opstr, DAGOperand opnd, InstrItinClass Itin,
231 SDPatternOperator Op = null_frag> :
232 InstSE<(outs), (ins FCCRegsOpnd:$fcc, opnd:$offset),
233 !strconcat(opstr, "\t$fcc, $offset"),
234 [(MipsFPBrcond Op, FCCRegsOpnd:$fcc, bb:$offset)], Itin,
235 FrmFI, opstr>, HARDFLOAT {
237 let isTerminator = 1;
238 let hasDelaySlot = 1;
240 let hasFCCRegOperand = 1;
243 class BC1XL_FT<string opstr, DAGOperand opnd, InstrItinClass Itin> :
244 InstSE<(outs), (ins FCCRegsOpnd:$fcc, opnd:$offset),
245 !strconcat(opstr, "\t$fcc, $offset"), [], Itin,
246 FrmFI, opstr>, HARDFLOAT {
248 let isTerminator = 1;
249 let hasDelaySlot = 1;
251 let hasFCCRegOperand = 1;
254 class CEQS_FT<string typestr, RegisterClass RC, InstrItinClass Itin,
255 SDPatternOperator OpNode = null_frag> :
256 InstSE<(outs), (ins RC:$fs, RC:$ft, condcode:$cond),
257 !strconcat("c.$cond.", typestr, "\t$fs, $ft"),
258 [(OpNode RC:$fs, RC:$ft, imm:$cond)], Itin, FrmFR,
259 !strconcat("c.$cond.", typestr)>, HARDFLOAT {
261 let isCodeGenOnly = 1;
262 let hasFCCRegOperand = 1;
266 // Note: MIPS-IV introduced $fcc1-$fcc7 and renamed FCSR31[23] $fcc0. Rather
267 // duplicating the instruction definition for MIPS1 - MIPS3, we expand
268 // c.cond.ft if necessary, and reject it after constructing the
269 // instruction if the ISA doesn't support it.
270 class C_COND_FT<string CondStr, string Typestr, RegisterOperand RC,
271 InstrItinClass itin> :
272 InstSE<(outs FCCRegsOpnd:$fcc), (ins RC:$fs, RC:$ft),
273 !strconcat("c.", CondStr, ".", Typestr, "\t$fcc, $fs, $ft"), [], itin,
276 let hasFCCRegOperand = 1;
280 multiclass C_COND_M<string TypeStr, RegisterOperand RC, bits<5> fmt,
281 InstrItinClass itin> {
282 def C_F_#NAME : MMRel, C_COND_FT<"f", TypeStr, RC, itin>,
284 let BaseOpcode = "c.f."#NAME;
285 let isCommutable = 1;
287 def C_UN_#NAME : MMRel, C_COND_FT<"un", TypeStr, RC, itin>,
289 let BaseOpcode = "c.un."#NAME;
290 let isCommutable = 1;
292 def C_EQ_#NAME : MMRel, C_COND_FT<"eq", TypeStr, RC, itin>,
294 let BaseOpcode = "c.eq."#NAME;
295 let isCommutable = 1;
297 def C_UEQ_#NAME : MMRel, C_COND_FT<"ueq", TypeStr, RC, itin>,
299 let BaseOpcode = "c.ueq."#NAME;
300 let isCommutable = 1;
302 def C_OLT_#NAME : MMRel, C_COND_FT<"olt", TypeStr, RC, itin>,
304 let BaseOpcode = "c.olt."#NAME;
306 def C_ULT_#NAME : MMRel, C_COND_FT<"ult", TypeStr, RC, itin>,
308 let BaseOpcode = "c.ult."#NAME;
310 def C_OLE_#NAME : MMRel, C_COND_FT<"ole", TypeStr, RC, itin>,
312 let BaseOpcode = "c.ole."#NAME;
314 def C_ULE_#NAME : MMRel, C_COND_FT<"ule", TypeStr, RC, itin>,
316 let BaseOpcode = "c.ule."#NAME;
318 def C_SF_#NAME : MMRel, C_COND_FT<"sf", TypeStr, RC, itin>,
320 let BaseOpcode = "c.sf."#NAME;
321 let isCommutable = 1;
323 def C_NGLE_#NAME : MMRel, C_COND_FT<"ngle", TypeStr, RC, itin>,
325 let BaseOpcode = "c.ngle."#NAME;
327 def C_SEQ_#NAME : MMRel, C_COND_FT<"seq", TypeStr, RC, itin>,
329 let BaseOpcode = "c.seq."#NAME;
330 let isCommutable = 1;
332 def C_NGL_#NAME : MMRel, C_COND_FT<"ngl", TypeStr, RC, itin>,
334 let BaseOpcode = "c.ngl."#NAME;
336 def C_LT_#NAME : MMRel, C_COND_FT<"lt", TypeStr, RC, itin>,
338 let BaseOpcode = "c.lt."#NAME;
340 def C_NGE_#NAME : MMRel, C_COND_FT<"nge", TypeStr, RC, itin>,
342 let BaseOpcode = "c.nge."#NAME;
344 def C_LE_#NAME : MMRel, C_COND_FT<"le", TypeStr, RC, itin>,
346 let BaseOpcode = "c.le."#NAME;
348 def C_NGT_#NAME : MMRel, C_COND_FT<"ngt", TypeStr, RC, itin>,
350 let BaseOpcode = "c.ngt."#NAME;
354 let AdditionalPredicates = [NotInMicroMips] in {
355 defm S : C_COND_M<"s", FGR32Opnd, 16, II_C_CC_S>, ISA_MIPS1_NOT_32R6_64R6;
356 defm D32 : C_COND_M<"d", AFGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6,
358 let DecoderNamespace = "MipsFP64" in
359 defm D64 : C_COND_M<"d", FGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6,
362 //===----------------------------------------------------------------------===//
363 // Floating Point Instructions
364 //===----------------------------------------------------------------------===//
365 let AdditionalPredicates = [NotInMicroMips] in {
366 def ROUND_W_S : MMRel, StdMMR6Rel, ABSS_FT<"round.w.s", FGR32Opnd, FGR32Opnd, II_ROUND>,
367 ABSS_FM<0xc, 16>, ISA_MIPS2;
368 defm ROUND_W : ROUND_M<"round.w.d", II_ROUND>, ABSS_FM<0xc, 17>, ISA_MIPS2;
369 def TRUNC_W_S : MMRel, StdMMR6Rel, ABSS_FT<"trunc.w.s", FGR32Opnd, FGR32Opnd, II_TRUNC>,
370 ABSS_FM<0xd, 16>, ISA_MIPS2;
371 def CEIL_W_S : MMRel, StdMMR6Rel, ABSS_FT<"ceil.w.s", FGR32Opnd, FGR32Opnd, II_CEIL>,
372 ABSS_FM<0xe, 16>, ISA_MIPS2;
373 def FLOOR_W_S : MMRel, StdMMR6Rel, ABSS_FT<"floor.w.s", FGR32Opnd, FGR32Opnd, II_FLOOR>,
374 ABSS_FM<0xf, 16>, ISA_MIPS2;
375 def CVT_W_S : MMRel, ABSS_FT<"cvt.w.s", FGR32Opnd, FGR32Opnd, II_CVT>,
376 ABSS_FM<0x24, 16>, ISA_MIPS1;
378 defm TRUNC_W : ROUND_M<"trunc.w.d", II_TRUNC>, ABSS_FM<0xd, 17>, ISA_MIPS2;
379 defm CEIL_W : ROUND_M<"ceil.w.d", II_CEIL>, ABSS_FM<0xe, 17>, ISA_MIPS2;
380 defm FLOOR_W : ROUND_M<"floor.w.d", II_FLOOR>, ABSS_FM<0xf, 17>, ISA_MIPS2;
381 defm CVT_W : ROUND_M<"cvt.w.d", II_CVT>, ABSS_FM<0x24, 17>, ISA_MIPS1;
384 let AdditionalPredicates = [NotInMicroMips] in {
385 def RECIP_S : MMRel, ABSS_FT<"recip.s", FGR32Opnd, FGR32Opnd, II_RECIP_S>,
386 ABSS_FM<0b010101, 0x10>, INSN_MIPS4_32R2;
387 def RECIP_D32 : MMRel, ABSS_FT<"recip.d", AFGR64Opnd, AFGR64Opnd, II_RECIP_D>,
388 ABSS_FM<0b010101, 0x11>, INSN_MIPS4_32R2, FGR_32 {
389 let BaseOpcode = "RECIP_D32";
391 let DecoderNamespace = "MipsFP64" in
392 def RECIP_D64 : MMRel, ABSS_FT<"recip.d", FGR64Opnd, FGR64Opnd,
393 II_RECIP_D>, ABSS_FM<0b010101, 0x11>,
394 INSN_MIPS4_32R2, FGR_64;
395 def RSQRT_S : MMRel, ABSS_FT<"rsqrt.s", FGR32Opnd, FGR32Opnd, II_RSQRT_S>,
396 ABSS_FM<0b010110, 0x10>, INSN_MIPS4_32R2;
397 def RSQRT_D32 : MMRel, ABSS_FT<"rsqrt.d", AFGR64Opnd, AFGR64Opnd, II_RSQRT_D>,
398 ABSS_FM<0b010110, 0x11>, INSN_MIPS4_32R2, FGR_32 {
399 let BaseOpcode = "RSQRT_D32";
401 let DecoderNamespace = "MipsFP64" in
402 def RSQRT_D64 : MMRel, ABSS_FT<"rsqrt.d", FGR64Opnd, FGR64Opnd,
403 II_RSQRT_D>, ABSS_FM<0b010110, 0x11>,
404 INSN_MIPS4_32R2, FGR_64;
406 let DecoderNamespace = "MipsFP64" in {
407 let AdditionalPredicates = [NotInMicroMips] in {
408 def ROUND_L_S : ABSS_FT<"round.l.s", FGR64Opnd, FGR32Opnd, II_ROUND>,
409 ABSS_FM<0x8, 16>, ISA_MIPS2, FGR_64;
410 def ROUND_L_D64 : ABSS_FT<"round.l.d", FGR64Opnd, FGR64Opnd, II_ROUND>,
411 ABSS_FM<0x8, 17>, INSN_MIPS3_32, FGR_64;
412 def TRUNC_L_S : ABSS_FT<"trunc.l.s", FGR64Opnd, FGR32Opnd, II_TRUNC>,
413 ABSS_FM<0x9, 16>, ISA_MIPS2, FGR_64;
414 def TRUNC_L_D64 : ABSS_FT<"trunc.l.d", FGR64Opnd, FGR64Opnd, II_TRUNC>,
415 ABSS_FM<0x9, 17>, INSN_MIPS3_32, FGR_64;
416 def CEIL_L_S : ABSS_FT<"ceil.l.s", FGR64Opnd, FGR32Opnd, II_CEIL>,
417 ABSS_FM<0xa, 16>, ISA_MIPS2, FGR_64;
418 def CEIL_L_D64 : ABSS_FT<"ceil.l.d", FGR64Opnd, FGR64Opnd, II_CEIL>,
419 ABSS_FM<0xa, 17>, INSN_MIPS3_32, FGR_64;
420 def FLOOR_L_S : ABSS_FT<"floor.l.s", FGR64Opnd, FGR32Opnd, II_FLOOR>,
421 ABSS_FM<0xb, 16>, ISA_MIPS2, FGR_64;
422 def FLOOR_L_D64 : ABSS_FT<"floor.l.d", FGR64Opnd, FGR64Opnd, II_FLOOR>,
423 ABSS_FM<0xb, 17>, INSN_MIPS3_32, FGR_64;
427 let AdditionalPredicates = [NotInMicroMips] in{
428 def CVT_S_W : MMRel, ABSS_FT<"cvt.s.w", FGR32Opnd, FGR32Opnd, II_CVT>,
429 ABSS_FM<0x20, 20>, ISA_MIPS1;
430 def CVT_L_S : MMRel, ABSS_FT<"cvt.l.s", FGR64Opnd, FGR32Opnd, II_CVT>,
431 ABSS_FM<0x25, 16>, INSN_MIPS3_32R2;
432 def CVT_L_D64: MMRel, ABSS_FT<"cvt.l.d", FGR64Opnd, FGR64Opnd, II_CVT>,
433 ABSS_FM<0x25, 17>, INSN_MIPS3_32R2;
436 let AdditionalPredicates = [NotInMicroMips] in {
437 def CVT_S_D32 : MMRel, ABSS_FT<"cvt.s.d", FGR32Opnd, AFGR64Opnd, II_CVT>,
438 ABSS_FM<0x20, 17>, ISA_MIPS1, FGR_32;
439 def CVT_D32_S : MMRel, ABSS_FT<"cvt.d.s", AFGR64Opnd, FGR32Opnd, II_CVT>,
440 ABSS_FM<0x21, 16>, ISA_MIPS1, FGR_32;
441 def CVT_D32_W : MMRel, ABSS_FT<"cvt.d.w", AFGR64Opnd, FGR32Opnd, II_CVT>,
442 ABSS_FM<0x21, 20>, ISA_MIPS1, FGR_32;
445 let DecoderNamespace = "MipsFP64" in {
446 let AdditionalPredicates = [NotInMicroMips] in {
447 def PLL_PS64 : ADDS_FT<"pll.ps", FGR64Opnd, II_CVT, 0>,
449 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
450 def PLU_PS64 : ADDS_FT<"plu.ps", FGR64Opnd, II_CVT, 0>,
452 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
454 def CVT_S_PU64 : ABSS_FT<"cvt.s.pu", FGR32Opnd, FGR64Opnd, II_CVT>,
456 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
457 def CVT_S_PL64 : ABSS_FT<"cvt.s.pl", FGR32Opnd, FGR64Opnd, II_CVT>,
459 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
461 def CVT_PS_S64 : CVT_PS_S_FT<"cvt.ps.s", FGR64Opnd, FGR32Opnd, II_CVT, 0>,
463 ISA_MIPS32R2_NOT_32R6_64R6, FGR_64;
467 let DecoderNamespace = "MipsFP64" in {
468 let AdditionalPredicates = [NotInMicroMips] in {
469 def CVT_S_L : ABSS_FT<"cvt.s.l", FGR32Opnd, FGR64Opnd, II_CVT>,
470 ABSS_FM<0x20, 21>, INSN_MIPS3_32R2, FGR_64;
471 def CVT_S_D64 : ABSS_FT<"cvt.s.d", FGR32Opnd, FGR64Opnd, II_CVT>,
472 ABSS_FM<0x20, 17>, ISA_MIPS1, FGR_64;
473 def CVT_D64_W : ABSS_FT<"cvt.d.w", FGR64Opnd, FGR32Opnd, II_CVT>,
474 ABSS_FM<0x21, 20>, ISA_MIPS1, FGR_64;
475 def CVT_D64_S : ABSS_FT<"cvt.d.s", FGR64Opnd, FGR32Opnd, II_CVT>,
476 ABSS_FM<0x21, 16>, ISA_MIPS1, FGR_64;
477 def CVT_D64_L : ABSS_FT<"cvt.d.l", FGR64Opnd, FGR64Opnd, II_CVT>,
478 ABSS_FM<0x21, 21>, INSN_MIPS3_32R2, FGR_64;
482 let isPseudo = 1, isCodeGenOnly = 1 in {
483 def PseudoCVT_S_W : ABSS_FT<"", FGR32Opnd, GPR32Opnd, II_CVT>;
484 def PseudoCVT_D32_W : ABSS_FT<"", AFGR64Opnd, GPR32Opnd, II_CVT>;
485 def PseudoCVT_S_L : ABSS_FT<"", FGR64Opnd, GPR64Opnd, II_CVT>;
486 def PseudoCVT_D64_W : ABSS_FT<"", FGR64Opnd, GPR32Opnd, II_CVT>;
487 def PseudoCVT_D64_L : ABSS_FT<"", FGR64Opnd, GPR64Opnd, II_CVT>;
490 let AdditionalPredicates = [NotInMicroMips] in {
491 def FABS_S : MMRel, ABSS_FT<"abs.s", FGR32Opnd, FGR32Opnd, II_ABS, fabs>,
492 ABSS_FM<0x5, 16>, ISA_MIPS1;
493 defm FABS : ABSS_M<"abs.d", II_ABS, fabs>, ABSS_FM<0x5, 17>, ISA_MIPS1;
496 def FNEG_S : MMRel, ABSS_FT<"neg.s", FGR32Opnd, FGR32Opnd, II_NEG, fneg>,
497 ABSS_FM<0x7, 16>, ISA_MIPS1;
498 let AdditionalPredicates = [NotInMicroMips] in {
499 defm FNEG : ABSS_M<"neg.d", II_NEG, fneg>, ABSS_FM<0x7, 17>, ISA_MIPS1;
502 let AdditionalPredicates = [NotInMicroMips] in {
503 def FSQRT_S : MMRel, StdMMR6Rel, ABSS_FT<"sqrt.s", FGR32Opnd, FGR32Opnd,
504 II_SQRT_S, fsqrt>, ABSS_FM<0x4, 16>, ISA_MIPS2;
505 defm FSQRT : ABSS_M<"sqrt.d", II_SQRT_D, fsqrt>, ABSS_FM<0x4, 17>, ISA_MIPS2;
508 // The odd-numbered registers are only referenced when doing loads,
509 // stores, and moves between floating-point and integer registers.
510 // When defining instructions, we reference all 32-bit registers,
511 // regardless of register aliasing.
513 /// Move Control Registers From/To CPU Registers
514 let AdditionalPredicates = [NotInMicroMips] in {
515 def CFC1 : MMRel, MFC1_FT<"cfc1", GPR32Opnd, CCROpnd, II_CFC1>, MFC1_FM<2>,
517 def CTC1 : MMRel, MTC1_FT<"ctc1", CCROpnd, GPR32Opnd, II_CTC1>, MFC1_FM<6>,
520 def MFC1 : MMRel, StdMMR6Rel, MFC1_FT<"mfc1", GPR32Opnd, FGR32Opnd, II_MFC1,
521 bitconvert>, MFC1_FM<0>, ISA_MIPS1;
522 def MFC1_D64 : MFC1_FT<"mfc1", GPR32Opnd, FGR64Opnd, II_MFC1>, MFC1_FM<0>,
524 let DecoderNamespace = "MipsFP64";
526 def MTC1 : MMRel, StdMMR6Rel, MTC1_FT<"mtc1", FGR32Opnd, GPR32Opnd, II_MTC1,
527 bitconvert>, MFC1_FM<4>, ISA_MIPS1;
528 def MTC1_D64 : MTC1_FT<"mtc1", FGR64Opnd, GPR32Opnd, II_MTC1>, MFC1_FM<4>,
530 let DecoderNamespace = "MipsFP64";
533 def MFHC1_D32 : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>,
534 MFC1_FM<3>, ISA_MIPS32R2, FGR_32;
535 def MFHC1_D64 : MFC1_FT<"mfhc1", GPR32Opnd, FGR64Opnd, II_MFHC1>,
536 MFC1_FM<3>, ISA_MIPS32R2, FGR_64 {
537 let DecoderNamespace = "MipsFP64";
540 def MTHC1_D32 : MMRel, StdMMR6Rel, MTC1_64_FT<"mthc1", AFGR64Opnd, GPR32Opnd, II_MTHC1>,
541 MFC1_FM<7>, ISA_MIPS32R2, FGR_32;
542 def MTHC1_D64 : MTC1_64_FT<"mthc1", FGR64Opnd, GPR32Opnd, II_MTHC1>,
543 MFC1_FM<7>, ISA_MIPS32R2, FGR_64 {
544 let DecoderNamespace = "MipsFP64";
547 def DMTC1 : MTC1_FT<"dmtc1", FGR64Opnd, GPR64Opnd, II_DMTC1,
548 bitconvert>, MFC1_FM<5>, ISA_MIPS3;
549 def DMFC1 : MFC1_FT<"dmfc1", GPR64Opnd, FGR64Opnd, II_DMFC1,
550 bitconvert>, MFC1_FM<1>, ISA_MIPS3;
551 let isMoveReg = 1 in {
552 def FMOV_S : MMRel, ABSS_FT<"mov.s", FGR32Opnd, FGR32Opnd, II_MOV_S>,
553 ABSS_FM<0x6, 16>, ISA_MIPS1;
554 def FMOV_D32 : MMRel, ABSS_FT<"mov.d", AFGR64Opnd, AFGR64Opnd, II_MOV_D>,
555 ABSS_FM<0x6, 17>, ISA_MIPS1, FGR_32;
556 def FMOV_D64 : ABSS_FT<"mov.d", FGR64Opnd, FGR64Opnd, II_MOV_D>,
557 ABSS_FM<0x6, 17>, ISA_MIPS1, FGR_64 {
558 let DecoderNamespace = "MipsFP64";
563 /// Floating Point Memory Instructions
564 let AdditionalPredicates = [NotInMicroMips] in {
565 def LWC1 : MMRel, LW_FT<"lwc1", FGR32Opnd, mem_simm16, II_LWC1, load>,
566 LW_FM<0x31>, ISA_MIPS1;
567 def SWC1 : MMRel, SW_FT<"swc1", FGR32Opnd, mem_simm16, II_SWC1, store>,
568 LW_FM<0x39>, ISA_MIPS1;
571 let DecoderNamespace = "MipsFP64", AdditionalPredicates = [NotInMicroMips] in {
572 def LDC164 : StdMMR6Rel, LW_FT<"ldc1", FGR64Opnd, mem_simm16, II_LDC1, load>,
573 LW_FM<0x35>, ISA_MIPS2, FGR_64 {
574 let BaseOpcode = "LDC164";
576 def SDC164 : StdMMR6Rel, SW_FT<"sdc1", FGR64Opnd, mem_simm16, II_SDC1, store>,
577 LW_FM<0x3d>, ISA_MIPS2, FGR_64;
580 let AdditionalPredicates = [NotInMicroMips] in {
581 def LDC1 : MMRel, StdMMR6Rel, LW_FT<"ldc1", AFGR64Opnd, mem_simm16, II_LDC1,
582 load>, LW_FM<0x35>, ISA_MIPS2, FGR_32 {
583 let BaseOpcode = "LDC132";
585 def SDC1 : MMRel, SW_FT<"sdc1", AFGR64Opnd, mem_simm16, II_SDC1, store>,
586 LW_FM<0x3d>, ISA_MIPS2, FGR_32;
589 // Indexed loads and stores.
590 // Base register + offset register addressing mode (indicated by "x" in the
591 // instruction mnemonic) is disallowed under NaCl.
592 let AdditionalPredicates = [IsNotNaCl] in {
593 def LWXC1 : MMRel, LWXC1_FT<"lwxc1", FGR32Opnd, II_LWXC1, load>, LWXC1_FM<0>,
594 INSN_MIPS4_32R2_NOT_32R6_64R6;
595 def SWXC1 : MMRel, SWXC1_FT<"swxc1", FGR32Opnd, II_SWXC1, store>, SWXC1_FM<8>,
596 INSN_MIPS4_32R2_NOT_32R6_64R6;
599 let AdditionalPredicates = [NotInMicroMips, IsNotNaCl] in {
600 def LDXC1 : LWXC1_FT<"ldxc1", AFGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>,
601 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
602 def SDXC1 : SWXC1_FT<"sdxc1", AFGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>,
603 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
606 let DecoderNamespace="MipsFP64" in {
607 def LDXC164 : LWXC1_FT<"ldxc1", FGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>,
608 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
609 def SDXC164 : SWXC1_FT<"sdxc1", FGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>,
610 INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
613 // Load/store doubleword indexed unaligned.
614 // FIXME: This instruction should not be defined for FGR_32.
615 let AdditionalPredicates = [IsNotNaCl, NotInMicroMips] in {
616 def LUXC1 : MMRel, LWXC1_FT<"luxc1", AFGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>,
617 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32;
618 def SUXC1 : MMRel, SWXC1_FT<"suxc1", AFGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>,
619 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32;
622 let AdditionalPredicates = [IsNotNaCl, NotInMicroMips],
623 DecoderNamespace="MipsFP64" in {
624 def LUXC164 : LWXC1_FT<"luxc1", FGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>,
625 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64;
626 def SUXC164 : SWXC1_FT<"suxc1", FGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>,
627 INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64;
630 /// Floating-point Aritmetic
631 let AdditionalPredicates = [NotInMicroMips] in {
632 def FADD_S : MMRel, ADDS_FT<"add.s", FGR32Opnd, II_ADD_S, 1, fadd>,
633 ADDS_FM<0x00, 16>, ISA_MIPS1;
634 defm FADD : ADDS_M<"add.d", II_ADD_D, 1, fadd>, ADDS_FM<0x00, 17>,
636 def FDIV_S : MMRel, ADDS_FT<"div.s", FGR32Opnd, II_DIV_S, 0, fdiv>,
637 ADDS_FM<0x03, 16>, ISA_MIPS1;
638 defm FDIV : ADDS_M<"div.d", II_DIV_D, 0, fdiv>, ADDS_FM<0x03, 17>,
640 def FMUL_S : MMRel, ADDS_FT<"mul.s", FGR32Opnd, II_MUL_S, 1, fmul>,
641 ADDS_FM<0x02, 16>, ISA_MIPS1;
642 defm FMUL : ADDS_M<"mul.d", II_MUL_D, 1, fmul>, ADDS_FM<0x02, 17>,
644 def FSUB_S : MMRel, ADDS_FT<"sub.s", FGR32Opnd, II_SUB_S, 0, fsub>,
645 ADDS_FM<0x01, 16>, ISA_MIPS1;
646 defm FSUB : ADDS_M<"sub.d", II_SUB_D, 0, fsub>, ADDS_FM<0x01, 17>,
650 let AdditionalPredicates = [NotInMicroMips, HasMadd4] in {
651 def MADD_S : MMRel, MADDS_FT<"madd.s", FGR32Opnd, II_MADD_S, fadd>,
652 MADDS_FM<4, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
653 def MSUB_S : MMRel, MADDS_FT<"msub.s", FGR32Opnd, II_MSUB_S, fsub>,
654 MADDS_FM<5, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
656 def MADD_D32 : MMRel, MADDS_FT<"madd.d", AFGR64Opnd, II_MADD_D, fadd>,
657 MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
658 def MSUB_D32 : MMRel, MADDS_FT<"msub.d", AFGR64Opnd, II_MSUB_D, fsub>,
659 MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
661 let DecoderNamespace = "MipsFP64" in {
662 def MADD_D64 : MADDS_FT<"madd.d", FGR64Opnd, II_MADD_D, fadd>,
663 MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
664 def MSUB_D64 : MADDS_FT<"msub.d", FGR64Opnd, II_MSUB_D, fsub>,
665 MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
669 let AdditionalPredicates = [NoNaNsFPMath, HasMadd4, NotInMicroMips] in {
670 def NMADD_S : MMRel, NMADDS_FT<"nmadd.s", FGR32Opnd, II_NMADD_S, fadd>,
671 MADDS_FM<6, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
672 def NMSUB_S : MMRel, NMADDS_FT<"nmsub.s", FGR32Opnd, II_NMSUB_S, fsub>,
673 MADDS_FM<7, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6;
675 def NMADD_D32 : MMRel, NMADDS_FT<"nmadd.d", AFGR64Opnd, II_NMADD_D, fadd>,
676 MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
677 def NMSUB_D32 : MMRel, NMADDS_FT<"nmsub.d", AFGR64Opnd, II_NMSUB_D, fsub>,
678 MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32;
680 let DecoderNamespace = "MipsFP64" in {
681 def NMADD_D64 : NMADDS_FT<"nmadd.d", FGR64Opnd, II_NMADD_D, fadd>,
682 MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
683 def NMSUB_D64 : NMADDS_FT<"nmsub.d", FGR64Opnd, II_NMSUB_D, fsub>,
684 MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64;
687 //===----------------------------------------------------------------------===//
688 // Floating Point Branch Codes
689 //===----------------------------------------------------------------------===//
690 // Mips branch codes. These correspond to condcode in MipsInstrInfo.h.
691 // They must be kept in synch.
692 def MIPS_BRANCH_F : PatLeaf<(i32 0)>;
693 def MIPS_BRANCH_T : PatLeaf<(i32 1)>;
695 let AdditionalPredicates = [NotInMicroMips] in {
696 def BC1F : MMRel, BC1F_FT<"bc1f", brtarget, II_BC1F, MIPS_BRANCH_F>,
697 BC1F_FM<0, 0>, ISA_MIPS1_NOT_32R6_64R6;
698 def BC1FL : MMRel, BC1XL_FT<"bc1fl", brtarget, II_BC1FL>,
699 BC1F_FM<1, 0>, ISA_MIPS2_NOT_32R6_64R6;
700 def BC1T : MMRel, BC1F_FT<"bc1t", brtarget, II_BC1T, MIPS_BRANCH_T>,
701 BC1F_FM<0, 1>, ISA_MIPS1_NOT_32R6_64R6;
702 def BC1TL : MMRel, BC1XL_FT<"bc1tl", brtarget, II_BC1TL>,
703 BC1F_FM<1, 1>, ISA_MIPS2_NOT_32R6_64R6;
705 /// Floating Point Compare
706 def FCMP_S32 : MMRel, CEQS_FT<"s", FGR32, II_C_CC_S, MipsFPCmp>, CEQS_FM<16>,
707 ISA_MIPS1_NOT_32R6_64R6 {
709 // FIXME: This is a required to work around the fact that these instructions
710 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
711 // fcc register set is used directly.
714 def FCMP_D32 : MMRel, CEQS_FT<"d", AFGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>,
715 ISA_MIPS1_NOT_32R6_64R6, FGR_32 {
716 // FIXME: This is a required to work around the fact that these instructions
717 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
718 // fcc register set is used directly.
722 let DecoderNamespace = "MipsFP64" in
723 def FCMP_D64 : CEQS_FT<"d", FGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>,
724 ISA_MIPS1_NOT_32R6_64R6, FGR_64 {
725 // FIXME: This is a required to work around the fact that thiese instructions
726 // only use $fcc0. Ideally, MipsFPCmp nodes could be removed and the
727 // fcc register set is used directly.
731 //===----------------------------------------------------------------------===//
732 // Floating Point Pseudo-Instructions
733 //===----------------------------------------------------------------------===//
735 // This pseudo instr gets expanded into 2 mtc1 instrs after register
737 class BuildPairF64Base<RegisterOperand RO> :
738 PseudoSE<(outs RO:$dst), (ins GPR32Opnd:$lo, GPR32Opnd:$hi),
739 [(set RO:$dst, (MipsBuildPairF64 GPR32Opnd:$lo, GPR32Opnd:$hi))],
742 def BuildPairF64 : BuildPairF64Base<AFGR64Opnd>, FGR_32, HARDFLOAT;
743 def BuildPairF64_64 : BuildPairF64Base<FGR64Opnd>, FGR_64, HARDFLOAT;
745 // This pseudo instr gets expanded into 2 mfc1 instrs after register
747 // if n is 0, lower part of src is extracted.
748 // if n is 1, higher part of src is extracted.
749 // This node has associated scheduling information as the pre RA scheduler
750 // asserts otherwise.
751 class ExtractElementF64Base<RegisterOperand RO> :
752 PseudoSE<(outs GPR32Opnd:$dst), (ins RO:$src, i32imm:$n),
753 [(set GPR32Opnd:$dst, (MipsExtractElementF64 RO:$src, imm:$n))],
756 def ExtractElementF64 : ExtractElementF64Base<AFGR64Opnd>, FGR_32, HARDFLOAT;
757 def ExtractElementF64_64 : ExtractElementF64Base<FGR64Opnd>, FGR_64, HARDFLOAT;
759 def PseudoTRUNC_W_S : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
760 (ins FGR32Opnd:$fs, GPR32Opnd:$rs),
761 "trunc.w.s\t$fd, $fs, $rs">;
763 def PseudoTRUNC_W_D32 : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
764 (ins AFGR64Opnd:$fs, GPR32Opnd:$rs),
765 "trunc.w.d\t$fd, $fs, $rs">,
768 def PseudoTRUNC_W_D : MipsAsmPseudoInst<(outs FGR32Opnd:$fd),
769 (ins FGR64Opnd:$fs, GPR32Opnd:$rs),
770 "trunc.w.d\t$fd, $fs, $rs">,
773 def LoadImmSingleGPR : MipsAsmPseudoInst<(outs GPR32Opnd:$rd),
775 "li.s\t$rd, $fpimm">;
777 def LoadImmSingleFGR : MipsAsmPseudoInst<(outs StrictlyFGR32Opnd:$rd),
779 "li.s\t$rd, $fpimm">,
782 def LoadImmDoubleGPR : MipsAsmPseudoInst<(outs GPR32Opnd:$rd),
784 "li.d\t$rd, $fpimm">;
786 def LoadImmDoubleFGR_32 : MipsAsmPseudoInst<(outs StrictlyAFGR64Opnd:$rd),
788 "li.d\t$rd, $fpimm">,
791 def LoadImmDoubleFGR : MipsAsmPseudoInst<(outs StrictlyFGR64Opnd:$rd),
793 "li.d\t$rd, $fpimm">,
796 //===----------------------------------------------------------------------===//
798 //===----------------------------------------------------------------------===//
800 <"s.s $fd, $addr", (SWC1 FGR32Opnd:$fd, mem_simm16:$addr), 0>,
801 ISA_MIPS2, HARDFLOAT;
803 <"s.d $fd, $addr", (SDC1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
804 FGR_32, ISA_MIPS2, HARDFLOAT;
806 <"s.d $fd, $addr", (SDC164 FGR64Opnd:$fd, mem_simm16:$addr), 0>,
807 FGR_64, ISA_MIPS2, HARDFLOAT;
810 <"l.s $fd, $addr", (LWC1 FGR32Opnd:$fd, mem_simm16:$addr), 0>,
811 ISA_MIPS2, HARDFLOAT;
813 <"l.d $fd, $addr", (LDC1 AFGR64Opnd:$fd, mem_simm16:$addr), 0>,
814 FGR_32, ISA_MIPS2, HARDFLOAT;
816 <"l.d $fd, $addr", (LDC164 FGR64Opnd:$fd, mem_simm16:$addr), 0>,
817 FGR_64, ISA_MIPS2, HARDFLOAT;
819 multiclass C_COND_ALIASES<string TypeStr, RegisterOperand RC> {
820 def : MipsInstAlias<!strconcat("c.f.", TypeStr, " $fs, $ft"),
821 (!cast<Instruction>("C_F_"#NAME) FCC0,
823 def : MipsInstAlias<!strconcat("c.un.", TypeStr, " $fs, $ft"),
824 (!cast<Instruction>("C_UN_"#NAME) FCC0,
826 def : MipsInstAlias<!strconcat("c.eq.", TypeStr, " $fs, $ft"),
827 (!cast<Instruction>("C_EQ_"#NAME) FCC0,
829 def : MipsInstAlias<!strconcat("c.ueq.", TypeStr, " $fs, $ft"),
830 (!cast<Instruction>("C_UEQ_"#NAME) FCC0,
832 def : MipsInstAlias<!strconcat("c.olt.", TypeStr, " $fs, $ft"),
833 (!cast<Instruction>("C_OLT_"#NAME) FCC0,
835 def : MipsInstAlias<!strconcat("c.ult.", TypeStr, " $fs, $ft"),
836 (!cast<Instruction>("C_ULT_"#NAME) FCC0,
838 def : MipsInstAlias<!strconcat("c.ole.", TypeStr, " $fs, $ft"),
839 (!cast<Instruction>("C_OLE_"#NAME) FCC0,
841 def : MipsInstAlias<!strconcat("c.ule.", TypeStr, " $fs, $ft"),
842 (!cast<Instruction>("C_ULE_"#NAME) FCC0,
844 def : MipsInstAlias<!strconcat("c.sf.", TypeStr, " $fs, $ft"),
845 (!cast<Instruction>("C_SF_"#NAME) FCC0,
847 def : MipsInstAlias<!strconcat("c.ngle.", TypeStr, " $fs, $ft"),
848 (!cast<Instruction>("C_NGLE_"#NAME) FCC0,
850 def : MipsInstAlias<!strconcat("c.seq.", TypeStr, " $fs, $ft"),
851 (!cast<Instruction>("C_SEQ_"#NAME) FCC0,
853 def : MipsInstAlias<!strconcat("c.ngl.", TypeStr, " $fs, $ft"),
854 (!cast<Instruction>("C_NGL_"#NAME) FCC0,
856 def : MipsInstAlias<!strconcat("c.lt.", TypeStr, " $fs, $ft"),
857 (!cast<Instruction>("C_LT_"#NAME) FCC0,
859 def : MipsInstAlias<!strconcat("c.nge.", TypeStr, " $fs, $ft"),
860 (!cast<Instruction>("C_NGE_"#NAME) FCC0,
862 def : MipsInstAlias<!strconcat("c.le.", TypeStr, " $fs, $ft"),
863 (!cast<Instruction>("C_LE_"#NAME) FCC0,
865 def : MipsInstAlias<!strconcat("c.ngt.", TypeStr, " $fs, $ft"),
866 (!cast<Instruction>("C_NGT_"#NAME) FCC0,
870 multiclass BC1_ALIASES<Instruction BCTrue, string BCTrueString,
871 Instruction BCFalse, string BCFalseString> {
872 def : MipsInstAlias<!strconcat(BCTrueString, " $offset"),
873 (BCTrue FCC0, brtarget:$offset), 1>;
875 def : MipsInstAlias<!strconcat(BCFalseString, " $offset"),
876 (BCFalse FCC0, brtarget:$offset), 1>;
879 let AdditionalPredicates = [NotInMicroMips] in {
880 defm S : C_COND_ALIASES<"s", FGR32Opnd>, HARDFLOAT,
881 ISA_MIPS1_NOT_32R6_64R6;
882 defm D32 : C_COND_ALIASES<"d", AFGR64Opnd>, HARDFLOAT,
883 ISA_MIPS1_NOT_32R6_64R6, FGR_32;
884 defm D64 : C_COND_ALIASES<"d", FGR64Opnd>, HARDFLOAT,
885 ISA_MIPS1_NOT_32R6_64R6, FGR_64;
887 defm : BC1_ALIASES<BC1T, "bc1t", BC1F, "bc1f">, ISA_MIPS1_NOT_32R6_64R6,
889 defm : BC1_ALIASES<BC1TL, "bc1tl", BC1FL, "bc1fl">, ISA_MIPS2_NOT_32R6_64R6,
892 //===----------------------------------------------------------------------===//
893 // Floating Point Patterns
894 //===----------------------------------------------------------------------===//
895 def : MipsPat<(f32 fpimm0), (MTC1 ZERO)>, ISA_MIPS1;
896 def : MipsPat<(f32 fpimm0neg), (FNEG_S (MTC1 ZERO))>, ISA_MIPS1;
898 def : MipsPat<(f32 (sint_to_fp GPR32Opnd:$src)),
899 (PseudoCVT_S_W GPR32Opnd:$src)>;
900 def : MipsPat<(MipsTruncIntFP FGR32Opnd:$src),
901 (TRUNC_W_S FGR32Opnd:$src)>, ISA_MIPS1;
903 def : MipsPat<(MipsMTC1_D64 GPR32Opnd:$src),
904 (MTC1_D64 GPR32Opnd:$src)>, ISA_MIPS1, FGR_64;
906 def : MipsPat<(f64 (sint_to_fp GPR32Opnd:$src)),
907 (PseudoCVT_D32_W GPR32Opnd:$src)>, FGR_32;
908 let AdditionalPredicates = [NotInMicroMips] in {
909 def : MipsPat<(MipsTruncIntFP AFGR64Opnd:$src),
910 (TRUNC_W_D32 AFGR64Opnd:$src)>, ISA_MIPS2, FGR_32;
911 def : MipsPat<(f32 (fpround AFGR64Opnd:$src)),
912 (CVT_S_D32 AFGR64Opnd:$src)>, ISA_MIPS1, FGR_32;
913 def : MipsPat<(f64 (fpextend FGR32Opnd:$src)),
914 (CVT_D32_S FGR32Opnd:$src)>, ISA_MIPS1, FGR_32;
917 def : MipsPat<(f64 fpimm0), (DMTC1 ZERO_64)>, ISA_MIPS3, GPR_64, FGR_64;
918 def : MipsPat<(f64 fpimm0neg), (FNEG_D64 (DMTC1 ZERO_64))>, ISA_MIPS3, GPR_64,
921 def : MipsPat<(f64 (sint_to_fp GPR32Opnd:$src)),
922 (PseudoCVT_D64_W GPR32Opnd:$src)>, FGR_64;
923 def : MipsPat<(f32 (sint_to_fp GPR64Opnd:$src)),
924 (EXTRACT_SUBREG (PseudoCVT_S_L GPR64Opnd:$src), sub_lo)>, FGR_64;
925 def : MipsPat<(f64 (sint_to_fp GPR64Opnd:$src)),
926 (PseudoCVT_D64_L GPR64Opnd:$src)>, FGR_64;
928 def : MipsPat<(MipsTruncIntFP FGR64Opnd:$src),
929 (TRUNC_W_D64 FGR64Opnd:$src)>, ISA_MIPS2, FGR_64;
930 def : MipsPat<(MipsTruncIntFP FGR32Opnd:$src),
931 (TRUNC_L_S FGR32Opnd:$src)>, ISA_MIPS2, FGR_64;
932 def : MipsPat<(MipsTruncIntFP FGR64Opnd:$src),
933 (TRUNC_L_D64 FGR64Opnd:$src)>, ISA_MIPS2, FGR_64;
935 let AdditionalPredicates = [NotInMicroMips] in {
936 def : MipsPat<(f32 (fpround FGR64Opnd:$src)),
937 (CVT_S_D64 FGR64Opnd:$src)>, ISA_MIPS1, FGR_64;
938 def : MipsPat<(f64 (fpextend FGR32Opnd:$src)),
939 (CVT_D64_S FGR32Opnd:$src)>, ISA_MIPS1, FGR_64;
942 // To generate NMADD and NMSUB instructions when fneg node is present
943 multiclass NMADD_NMSUB<Instruction Nmadd, Instruction Nmsub, RegisterOperand RC> {
944 def : MipsPat<(fneg (fadd (fmul RC:$fs, RC:$ft), RC:$fr)),
945 (Nmadd RC:$fr, RC:$fs, RC:$ft)>;
946 def : MipsPat<(fneg (fsub (fmul RC:$fs, RC:$ft), RC:$fr)),
947 (Nmsub RC:$fr, RC:$fs, RC:$ft)>;
950 let AdditionalPredicates = [NoNaNsFPMath, HasMadd4, NotInMicroMips] in {
951 defm : NMADD_NMSUB<NMADD_S, NMSUB_S, FGR32Opnd>, INSN_MIPS4_32R2_NOT_32R6_64R6;
952 defm : NMADD_NMSUB<NMADD_D32, NMSUB_D32, AFGR64Opnd>, FGR_32, INSN_MIPS4_32R2_NOT_32R6_64R6;
953 defm : NMADD_NMSUB<NMADD_D64, NMSUB_D64, FGR64Opnd>, FGR_64, INSN_MIPS4_32R2_NOT_32R6_64R6;
956 // Patterns for loads/stores with a reg+imm operand.
957 let AdditionalPredicates = [NotInMicroMips] in {
958 let AddedComplexity = 40 in {
959 def : LoadRegImmPat<LWC1, f32, load>, ISA_MIPS1;
960 def : StoreRegImmPat<SWC1, f32>, ISA_MIPS1;
962 def : LoadRegImmPat<LDC164, f64, load>, ISA_MIPS1, FGR_64;
963 def : StoreRegImmPat<SDC164, f64>, ISA_MIPS1, FGR_64;
965 def : LoadRegImmPat<LDC1, f64, load>, ISA_MIPS1, FGR_32;
966 def : StoreRegImmPat<SDC1, f64>, ISA_MIPS1, FGR_32;