1 //===-- SystemZInstrInfo.td - General SystemZ instructions ----*- tblgen-*-===//
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 //===----------------------------------------------------------------------===//
12 //===----------------------------------------------------------------------===//
14 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i64imm:$amt),
15 [(callseq_start timm:$amt)]>;
16 def ADJCALLSTACKUP : Pseudo<(outs), (ins i64imm:$amt1, i64imm:$amt2),
17 [(callseq_end timm:$amt1, timm:$amt2)]>;
19 let neverHasSideEffects = 1 in {
20 // Takes as input the value of the stack pointer after a dynamic allocation
21 // has been made. Sets the output to the address of the dynamically-
22 // allocated area itself, skipping the outgoing arguments.
24 // This expands to an LA or LAY instruction. We restrict the offset
25 // to the range of LA and keep the LAY range in reserve for when
26 // the size of the outgoing arguments is added.
27 def ADJDYNALLOC : Pseudo<(outs GR64:$dst), (ins dynalloc12only:$src),
28 [(set GR64:$dst, dynalloc12only:$src)]>;
31 //===----------------------------------------------------------------------===//
32 // Control flow instructions
33 //===----------------------------------------------------------------------===//
35 // A return instruction. R1 is the condition-code mask (all 1s)
36 // and R2 is the target address, which is always stored in %r14.
37 let isReturn = 1, isTerminator = 1, isBarrier = 1, hasCtrlDep = 1,
38 R1 = 15, R2 = 14, isCodeGenOnly = 1 in {
39 def RET : InstRR<0x07, (outs), (ins), "br\t%r14", [(z_retflag)]>;
42 // Unconditional branches. R1 is the condition-code mask (all 1s).
43 let isBranch = 1, isTerminator = 1, isBarrier = 1, R1 = 15 in {
44 let isIndirectBranch = 1 in
45 def BR : InstRR<0x07, (outs), (ins ADDR64:$R2),
46 "br\t$R2", [(brind ADDR64:$R2)]>;
48 // An assembler extended mnemonic for BRC.
49 def J : InstRI<0xA74, (outs), (ins brtarget16:$I2), "j\t$I2",
52 // An assembler extended mnemonic for BRCL. (The extension is "G"
53 // rather than "L" because "JL" is "Jump if Less".)
54 def JG : InstRIL<0xC04, (outs), (ins brtarget32:$I2), "jg\t$I2", []>;
57 // Conditional branches. It's easier for LLVM to handle these branches
58 // in their raw BRC/BRCL form, with the 4-bit condition-code mask being
59 // the first operand. It seems friendlier to use mnemonic forms like
60 // JE and JLH when writing out the assembly though.
61 let isBranch = 1, isTerminator = 1, Uses = [CC] in {
62 let isCodeGenOnly = 1, CCMaskFirst = 1 in {
63 def BRC : InstRI<0xA74, (outs), (ins cond4:$valid, cond4:$R1,
64 brtarget16:$I2), "j$R1\t$I2",
65 [(z_br_ccmask cond4:$valid, cond4:$R1, bb:$I2)]>;
66 def BRCL : InstRIL<0xC04, (outs), (ins cond4:$valid, cond4:$R1,
67 brtarget32:$I2), "jg$R1\t$I2", []>;
69 def AsmBRC : InstRI<0xA74, (outs), (ins uimm8zx4:$R1, brtarget16:$I2),
71 def AsmBRCL : InstRIL<0xC04, (outs), (ins uimm8zx4:$R1, brtarget32:$I2),
72 "brcl\t$R1, $I2", []>;
75 // Fused compare-and-branch instructions. As for normal branches,
76 // we handle these instructions internally in their raw CRJ-like form,
77 // but use assembly macros like CRJE when writing them out.
79 // These instructions do not use or clobber the condition codes.
80 // We nevertheless pretend that they clobber CC, so that we can lower
81 // them to separate comparisons and BRCLs if the branch ends up being
83 multiclass CompareBranches<Operand ccmask, string pos1, string pos2> {
84 let isBranch = 1, isTerminator = 1, Defs = [CC] in {
85 def RJ : InstRIEb<0xEC76, (outs), (ins GR32:$R1, GR32:$R2, ccmask:$M3,
87 "crj"##pos1##"\t$R1, $R2, "##pos2##"$RI4", []>;
88 def GRJ : InstRIEb<0xEC64, (outs), (ins GR64:$R1, GR64:$R2, ccmask:$M3,
90 "cgrj"##pos1##"\t$R1, $R2, "##pos2##"$RI4", []>;
91 def IJ : InstRIEc<0xEC7E, (outs), (ins GR32:$R1, imm32sx8:$I2, ccmask:$M3,
93 "cij"##pos1##"\t$R1, $I2, "##pos2##"$RI4", []>;
94 def GIJ : InstRIEc<0xEC7C, (outs), (ins GR64:$R1, imm64sx8:$I2, ccmask:$M3,
96 "cgij"##pos1##"\t$R1, $I2, "##pos2##"$RI4", []>;
99 let isCodeGenOnly = 1 in
100 defm C : CompareBranches<cond4, "$M3", "">;
101 defm AsmC : CompareBranches<uimm8zx4, "", "$M3, ">;
103 // Define AsmParser mnemonics for each general condition-code mask
104 // (integer or floating-point)
105 multiclass CondExtendedMnemonic<bits<4> ccmask, string name> {
107 def J : InstRI<0xA74, (outs), (ins brtarget16:$I2),
108 "j"##name##"\t$I2", []>;
109 def JG : InstRIL<0xC04, (outs), (ins brtarget32:$I2),
110 "jg"##name##"\t$I2", []>;
112 def LOCR : FixedCondUnaryRRF<"locr"##name, 0xB9F2, GR32, GR32, ccmask>;
113 def LOCGR : FixedCondUnaryRRF<"locgr"##name, 0xB9E2, GR64, GR64, ccmask>;
114 def LOC : FixedCondUnaryRSY<"loc"##name, 0xEBF2, GR32, ccmask, 4>;
115 def LOCG : FixedCondUnaryRSY<"locg"##name, 0xEBE2, GR64, ccmask, 8>;
116 def STOC : FixedCondStoreRSY<"stoc"##name, 0xEBF3, GR32, ccmask, 4>;
117 def STOCG : FixedCondStoreRSY<"stocg"##name, 0xEBE3, GR64, ccmask, 8>;
119 defm AsmO : CondExtendedMnemonic<1, "o">;
120 defm AsmH : CondExtendedMnemonic<2, "h">;
121 defm AsmNLE : CondExtendedMnemonic<3, "nle">;
122 defm AsmL : CondExtendedMnemonic<4, "l">;
123 defm AsmNHE : CondExtendedMnemonic<5, "nhe">;
124 defm AsmLH : CondExtendedMnemonic<6, "lh">;
125 defm AsmNE : CondExtendedMnemonic<7, "ne">;
126 defm AsmE : CondExtendedMnemonic<8, "e">;
127 defm AsmNLH : CondExtendedMnemonic<9, "nlh">;
128 defm AsmHE : CondExtendedMnemonic<10, "he">;
129 defm AsmNL : CondExtendedMnemonic<11, "nl">;
130 defm AsmLE : CondExtendedMnemonic<12, "le">;
131 defm AsmNH : CondExtendedMnemonic<13, "nh">;
132 defm AsmNO : CondExtendedMnemonic<14, "no">;
134 // Define AsmParser mnemonics for each integer condition-code mask.
135 // This is like the list above, except that condition 3 is not possible
136 // and that the low bit of the mask is therefore always 0. This means
137 // that each condition has two names. Conditions "o" and "no" are not used.
139 // We don't make one of the two names an alias of the other because
140 // we need the custom parsing routines to select the correct register class.
141 multiclass IntCondExtendedMnemonicA<bits<4> ccmask, string name> {
143 def CR : InstRIEb<0xEC76, (outs), (ins GR32:$R1, GR32:$R2,
145 "crj"##name##"\t$R1, $R2, $RI4", []>;
146 def CGR : InstRIEb<0xEC64, (outs), (ins GR64:$R1, GR64:$R2,
148 "cgrj"##name##"\t$R1, $R2, $RI4", []>;
149 def CI : InstRIEc<0xEC7E, (outs), (ins GR32:$R1, imm32sx8:$I2,
151 "cij"##name##"\t$R1, $I2, $RI4", []>;
152 def CGI : InstRIEc<0xEC7C, (outs), (ins GR64:$R1, imm64sx8:$I2,
154 "cgij"##name##"\t$R1, $I2, $RI4", []>;
157 multiclass IntCondExtendedMnemonic<bits<4> ccmask, string name1, string name2>
158 : IntCondExtendedMnemonicA<ccmask, name1> {
159 let isAsmParserOnly = 1 in
160 defm Alt : IntCondExtendedMnemonicA<ccmask, name2>;
162 defm AsmJH : IntCondExtendedMnemonic<2, "h", "nle">;
163 defm AsmJL : IntCondExtendedMnemonic<4, "l", "nhe">;
164 defm AsmJLH : IntCondExtendedMnemonic<6, "lh", "ne">;
165 defm AsmJE : IntCondExtendedMnemonic<8, "e", "nlh">;
166 defm AsmJHE : IntCondExtendedMnemonic<10, "he", "nl">;
167 defm AsmJLE : IntCondExtendedMnemonic<12, "le", "nh">;
169 // Decrement a register and branch if it is nonzero. These don't clobber CC,
170 // but we might need to split long branches into sequences that do.
172 def BRCT : BranchUnaryRI<"brct", 0xA76, GR32>;
173 def BRCTG : BranchUnaryRI<"brctg", 0xA77, GR64>;
176 //===----------------------------------------------------------------------===//
177 // Select instructions
178 //===----------------------------------------------------------------------===//
180 def Select32 : SelectWrapper<GR32>;
181 def Select64 : SelectWrapper<GR64>;
183 defm CondStore8_32 : CondStores<GR32, nonvolatile_truncstorei8,
184 nonvolatile_anyextloadi8, bdxaddr20only>;
185 defm CondStore16_32 : CondStores<GR32, nonvolatile_truncstorei16,
186 nonvolatile_anyextloadi16, bdxaddr20only>;
187 defm CondStore32_32 : CondStores<GR32, nonvolatile_store,
188 nonvolatile_load, bdxaddr20only>;
190 defm CondStore8 : CondStores<GR64, nonvolatile_truncstorei8,
191 nonvolatile_anyextloadi8, bdxaddr20only>;
192 defm CondStore16 : CondStores<GR64, nonvolatile_truncstorei16,
193 nonvolatile_anyextloadi16, bdxaddr20only>;
194 defm CondStore32 : CondStores<GR64, nonvolatile_truncstorei32,
195 nonvolatile_anyextloadi32, bdxaddr20only>;
196 defm CondStore64 : CondStores<GR64, nonvolatile_store,
197 nonvolatile_load, bdxaddr20only>;
199 //===----------------------------------------------------------------------===//
201 //===----------------------------------------------------------------------===//
203 // The definitions here are for the call-clobbered registers.
204 let isCall = 1, Defs = [R0D, R1D, R2D, R3D, R4D, R5D, R14D,
205 F0D, F1D, F2D, F3D, F4D, F5D, F6D, F7D, CC],
206 R1 = 14, isCodeGenOnly = 1 in {
207 def BRAS : InstRI<0xA75, (outs), (ins pcrel16call:$I2, variable_ops),
208 "bras\t%r14, $I2", []>;
209 def BRASL : InstRIL<0xC05, (outs), (ins pcrel32call:$I2, variable_ops),
210 "brasl\t%r14, $I2", [(z_call pcrel32call:$I2)]>;
211 def BASR : InstRR<0x0D, (outs), (ins ADDR64:$R2, variable_ops),
212 "basr\t%r14, $R2", [(z_call ADDR64:$R2)]>;
215 // Define the general form of the call instructions for the asm parser.
216 // These instructions don't hard-code %r14 as the return address register.
217 def AsmBRAS : InstRI<0xA75, (outs), (ins GR64:$R1, brtarget16:$I2),
218 "bras\t$R1, $I2", []>;
219 def AsmBRASL : InstRIL<0xC05, (outs), (ins GR64:$R1, brtarget32:$I2),
220 "brasl\t$R1, $I2", []>;
221 def AsmBASR : InstRR<0x0D, (outs), (ins GR64:$R1, ADDR64:$R2),
222 "basr\t$R1, $R2", []>;
224 //===----------------------------------------------------------------------===//
226 //===----------------------------------------------------------------------===//
229 let neverHasSideEffects = 1 in {
230 def LR : UnaryRR <"l", 0x18, null_frag, GR32, GR32>;
231 def LGR : UnaryRRE<"lg", 0xB904, null_frag, GR64, GR64>;
233 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
234 def LTR : UnaryRR <"lt", 0x12, null_frag, GR32, GR32>;
235 def LTGR : UnaryRRE<"ltg", 0xB902, null_frag, GR64, GR64>;
238 // Move on condition.
239 let isCodeGenOnly = 1, Uses = [CC] in {
240 def LOCR : CondUnaryRRF<"loc", 0xB9F2, GR32, GR32>;
241 def LOCGR : CondUnaryRRF<"locg", 0xB9E2, GR64, GR64>;
244 def AsmLOCR : AsmCondUnaryRRF<"loc", 0xB9F2, GR32, GR32>;
245 def AsmLOCGR : AsmCondUnaryRRF<"locg", 0xB9E2, GR64, GR64>;
249 let neverHasSideEffects = 1, isAsCheapAsAMove = 1, isMoveImm = 1,
250 isReMaterializable = 1 in {
251 // 16-bit sign-extended immediates.
252 def LHI : UnaryRI<"lhi", 0xA78, bitconvert, GR32, imm32sx16>;
253 def LGHI : UnaryRI<"lghi", 0xA79, bitconvert, GR64, imm64sx16>;
255 // Other 16-bit immediates.
256 def LLILL : UnaryRI<"llill", 0xA5F, bitconvert, GR64, imm64ll16>;
257 def LLILH : UnaryRI<"llilh", 0xA5E, bitconvert, GR64, imm64lh16>;
258 def LLIHL : UnaryRI<"llihl", 0xA5D, bitconvert, GR64, imm64hl16>;
259 def LLIHH : UnaryRI<"llihh", 0xA5C, bitconvert, GR64, imm64hh16>;
261 // 32-bit immediates.
262 def LGFI : UnaryRIL<"lgfi", 0xC01, bitconvert, GR64, imm64sx32>;
263 def LLILF : UnaryRIL<"llilf", 0xC0F, bitconvert, GR64, imm64lf32>;
264 def LLIHF : UnaryRIL<"llihf", 0xC0E, bitconvert, GR64, imm64hf32>;
268 let canFoldAsLoad = 1, SimpleBDXLoad = 1 in {
269 defm L : UnaryRXPair<"l", 0x58, 0xE358, load, GR32, 4>;
270 def LG : UnaryRXY<"lg", 0xE304, load, GR64, 8>;
272 // These instructions are split after register allocation, so we don't
273 // want a custom inserter.
274 let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
275 def L128 : Pseudo<(outs GR128:$dst), (ins bdxaddr20only128:$src),
276 [(set GR128:$dst, (load bdxaddr20only128:$src))]>;
279 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
280 def LT : UnaryRXY<"lt", 0xE312, load, GR32, 4>;
281 def LTG : UnaryRXY<"ltg", 0xE302, load, GR64, 8>;
284 let canFoldAsLoad = 1 in {
285 def LRL : UnaryRILPC<"lrl", 0xC4D, aligned_load, GR32>;
286 def LGRL : UnaryRILPC<"lgrl", 0xC48, aligned_load, GR64>;
289 // Load on condition.
290 let isCodeGenOnly = 1, Uses = [CC] in {
291 def LOC : CondUnaryRSY<"loc", 0xEBF2, nonvolatile_load, GR32, 4>;
292 def LOCG : CondUnaryRSY<"locg", 0xEBE2, nonvolatile_load, GR64, 8>;
295 def AsmLOC : AsmCondUnaryRSY<"loc", 0xEBF2, GR32, 4>;
296 def AsmLOCG : AsmCondUnaryRSY<"locg", 0xEBE2, GR64, 8>;
300 let SimpleBDXStore = 1 in {
301 let isCodeGenOnly = 1 in
302 defm ST32 : StoreRXPair<"st", 0x50, 0xE350, store, GR32, 4>;
303 def STG : StoreRXY<"stg", 0xE324, store, GR64, 8>;
305 // These instructions are split after register allocation, so we don't
306 // want a custom inserter.
307 let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
308 def ST128 : Pseudo<(outs), (ins GR128:$src, bdxaddr20only128:$dst),
309 [(store GR128:$src, bdxaddr20only128:$dst)]>;
312 let isCodeGenOnly = 1 in
313 def STRL32 : StoreRILPC<"strl", 0xC4F, aligned_store, GR32>;
314 def STGRL : StoreRILPC<"stgrl", 0xC4B, aligned_store, GR64>;
316 // Store on condition.
317 let isCodeGenOnly = 1, Uses = [CC] in {
318 def STOC32 : CondStoreRSY<"stoc", 0xEBF3, GR32, 4>;
319 def STOC : CondStoreRSY<"stoc", 0xEBF3, GR64, 4>;
320 def STOCG : CondStoreRSY<"stocg", 0xEBE3, GR64, 8>;
323 def AsmSTOC : AsmCondStoreRSY<"stoc", 0xEBF3, GR32, 4>;
324 def AsmSTOCG : AsmCondStoreRSY<"stocg", 0xEBE3, GR64, 8>;
327 // 8-bit immediate stores to 8-bit fields.
328 defm MVI : StoreSIPair<"mvi", 0x92, 0xEB52, truncstorei8, imm32zx8trunc>;
330 // 16-bit immediate stores to 16-, 32- or 64-bit fields.
331 def MVHHI : StoreSIL<"mvhhi", 0xE544, truncstorei16, imm32sx16trunc>;
332 def MVHI : StoreSIL<"mvhi", 0xE54C, store, imm32sx16>;
333 def MVGHI : StoreSIL<"mvghi", 0xE548, store, imm64sx16>;
335 // Memory-to-memory moves.
336 let mayLoad = 1, mayStore = 1 in
337 def MVC : InstSS<0xD2, (outs), (ins bdladdr12onlylen8:$BDL1,
339 "mvc\t$BDL1, $BD2", []>;
341 let mayLoad = 1, mayStore = 1, usesCustomInserter = 1 in
342 def MVCWrapper : Pseudo<(outs), (ins bdaddr12only:$dest, bdaddr12only:$src,
344 [(z_mvc bdaddr12only:$dest, bdaddr12only:$src,
345 imm32len8:$length)]>;
347 defm LoadStore8_32 : MVCLoadStore<anyextloadi8, truncstorei8, i32,
349 defm LoadStore16_32 : MVCLoadStore<anyextloadi16, truncstorei16, i32,
351 defm LoadStore32_32 : MVCLoadStore<load, store, i32, MVCWrapper, 4>;
353 defm LoadStore8 : MVCLoadStore<anyextloadi8, truncstorei8, i64,
355 defm LoadStore16 : MVCLoadStore<anyextloadi16, truncstorei16, i64,
357 defm LoadStore32 : MVCLoadStore<anyextloadi32, truncstorei32, i64,
359 defm LoadStore64 : MVCLoadStore<load, store, i64, MVCWrapper, 8>;
361 //===----------------------------------------------------------------------===//
363 //===----------------------------------------------------------------------===//
365 // 32-bit extensions from registers.
366 let neverHasSideEffects = 1 in {
367 def LBR : UnaryRRE<"lb", 0xB926, sext8, GR32, GR32>;
368 def LHR : UnaryRRE<"lh", 0xB927, sext16, GR32, GR32>;
371 // 64-bit extensions from registers.
372 let neverHasSideEffects = 1 in {
373 def LGBR : UnaryRRE<"lgb", 0xB906, sext8, GR64, GR64>;
374 def LGHR : UnaryRRE<"lgh", 0xB907, sext16, GR64, GR64>;
375 def LGFR : UnaryRRE<"lgf", 0xB914, sext32, GR64, GR32>;
377 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
378 def LTGFR : UnaryRRE<"ltgf", 0xB912, null_frag, GR64, GR64>;
380 // Match 32-to-64-bit sign extensions in which the source is already
381 // in a 64-bit register.
382 def : Pat<(sext_inreg GR64:$src, i32),
383 (LGFR (EXTRACT_SUBREG GR64:$src, subreg_32bit))>;
385 // 32-bit extensions from memory.
386 def LB : UnaryRXY<"lb", 0xE376, sextloadi8, GR32, 1>;
387 defm LH : UnaryRXPair<"lh", 0x48, 0xE378, sextloadi16, GR32, 2>;
388 def LHRL : UnaryRILPC<"lhrl", 0xC45, aligned_sextloadi16, GR32>;
390 // 64-bit extensions from memory.
391 def LGB : UnaryRXY<"lgb", 0xE377, sextloadi8, GR64, 1>;
392 def LGH : UnaryRXY<"lgh", 0xE315, sextloadi16, GR64, 2>;
393 def LGF : UnaryRXY<"lgf", 0xE314, sextloadi32, GR64, 4>;
394 def LGHRL : UnaryRILPC<"lghrl", 0xC44, aligned_sextloadi16, GR64>;
395 def LGFRL : UnaryRILPC<"lgfrl", 0xC4C, aligned_sextloadi32, GR64>;
396 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
397 def LTGF : UnaryRXY<"ltgf", 0xE332, sextloadi32, GR64, 4>;
399 // If the sign of a load-extend operation doesn't matter, use the signed ones.
400 // There's not really much to choose between the sign and zero extensions,
401 // but LH is more compact than LLH for small offsets.
402 def : Pat<(i32 (extloadi8 bdxaddr20only:$src)), (LB bdxaddr20only:$src)>;
403 def : Pat<(i32 (extloadi16 bdxaddr12pair:$src)), (LH bdxaddr12pair:$src)>;
404 def : Pat<(i32 (extloadi16 bdxaddr20pair:$src)), (LHY bdxaddr20pair:$src)>;
406 def : Pat<(i64 (extloadi8 bdxaddr20only:$src)), (LGB bdxaddr20only:$src)>;
407 def : Pat<(i64 (extloadi16 bdxaddr20only:$src)), (LGH bdxaddr20only:$src)>;
408 def : Pat<(i64 (extloadi32 bdxaddr20only:$src)), (LGF bdxaddr20only:$src)>;
410 // We want PC-relative addresses to be tried ahead of BD and BDX addresses.
411 // However, BDXs have two extra operands and are therefore 6 units more
413 let AddedComplexity = 7 in {
414 def : Pat<(i32 (extloadi16 pcrel32:$src)), (LHRL pcrel32:$src)>;
415 def : Pat<(i64 (extloadi16 pcrel32:$src)), (LGHRL pcrel32:$src)>;
418 //===----------------------------------------------------------------------===//
420 //===----------------------------------------------------------------------===//
422 // 32-bit extensions from registers.
423 let neverHasSideEffects = 1 in {
424 def LLCR : UnaryRRE<"llc", 0xB994, zext8, GR32, GR32>;
425 def LLHR : UnaryRRE<"llh", 0xB995, zext16, GR32, GR32>;
428 // 64-bit extensions from registers.
429 let neverHasSideEffects = 1 in {
430 def LLGCR : UnaryRRE<"llgc", 0xB984, zext8, GR64, GR64>;
431 def LLGHR : UnaryRRE<"llgh", 0xB985, zext16, GR64, GR64>;
432 def LLGFR : UnaryRRE<"llgf", 0xB916, zext32, GR64, GR32>;
435 // Match 32-to-64-bit zero extensions in which the source is already
436 // in a 64-bit register.
437 def : Pat<(and GR64:$src, 0xffffffff),
438 (LLGFR (EXTRACT_SUBREG GR64:$src, subreg_32bit))>;
440 // 32-bit extensions from memory.
441 def LLC : UnaryRXY<"llc", 0xE394, zextloadi8, GR32, 1>;
442 def LLH : UnaryRXY<"llh", 0xE395, zextloadi16, GR32, 2>;
443 def LLHRL : UnaryRILPC<"llhrl", 0xC42, aligned_zextloadi16, GR32>;
445 // 64-bit extensions from memory.
446 def LLGC : UnaryRXY<"llgc", 0xE390, zextloadi8, GR64, 1>;
447 def LLGH : UnaryRXY<"llgh", 0xE391, zextloadi16, GR64, 2>;
448 def LLGF : UnaryRXY<"llgf", 0xE316, zextloadi32, GR64, 4>;
449 def LLGHRL : UnaryRILPC<"llghrl", 0xC46, aligned_zextloadi16, GR64>;
450 def LLGFRL : UnaryRILPC<"llgfrl", 0xC4E, aligned_zextloadi32, GR64>;
452 //===----------------------------------------------------------------------===//
454 //===----------------------------------------------------------------------===//
456 // Truncations of 64-bit registers to 32-bit registers.
457 def : Pat<(i32 (trunc GR64:$src)),
458 (EXTRACT_SUBREG GR64:$src, subreg_32bit)>;
460 // Truncations of 32-bit registers to memory.
461 let isCodeGenOnly = 1 in {
462 defm STC32 : StoreRXPair<"stc", 0x42, 0xE372, truncstorei8, GR32, 1>;
463 defm STH32 : StoreRXPair<"sth", 0x40, 0xE370, truncstorei16, GR32, 2>;
464 def STHRL32 : StoreRILPC<"sthrl", 0xC47, aligned_truncstorei16, GR32>;
467 // Truncations of 64-bit registers to memory.
468 defm STC : StoreRXPair<"stc", 0x42, 0xE372, truncstorei8, GR64, 1>;
469 defm STH : StoreRXPair<"sth", 0x40, 0xE370, truncstorei16, GR64, 2>;
470 def STHRL : StoreRILPC<"sthrl", 0xC47, aligned_truncstorei16, GR64>;
471 defm ST : StoreRXPair<"st", 0x50, 0xE350, truncstorei32, GR64, 4>;
472 def STRL : StoreRILPC<"strl", 0xC4F, aligned_truncstorei32, GR64>;
474 //===----------------------------------------------------------------------===//
475 // Multi-register moves
476 //===----------------------------------------------------------------------===//
478 // Multi-register loads.
479 def LMG : LoadMultipleRSY<"lmg", 0xEB04, GR64>;
481 // Multi-register stores.
482 def STMG : StoreMultipleRSY<"stmg", 0xEB24, GR64>;
484 //===----------------------------------------------------------------------===//
486 //===----------------------------------------------------------------------===//
488 // Byte-swapping register moves.
489 let neverHasSideEffects = 1 in {
490 def LRVR : UnaryRRE<"lrv", 0xB91F, bswap, GR32, GR32>;
491 def LRVGR : UnaryRRE<"lrvg", 0xB90F, bswap, GR64, GR64>;
494 // Byte-swapping loads. Unlike normal loads, these instructions are
495 // allowed to access storage more than once.
496 def LRV : UnaryRXY<"lrv", 0xE31E, loadu<bswap, nonvolatile_load>, GR32, 4>;
497 def LRVG : UnaryRXY<"lrvg", 0xE30F, loadu<bswap, nonvolatile_load>, GR64, 8>;
499 // Likewise byte-swapping stores.
500 def STRV : StoreRXY<"strv", 0xE33E, storeu<bswap, nonvolatile_store>, GR32, 4>;
501 def STRVG : StoreRXY<"strvg", 0xE32F, storeu<bswap, nonvolatile_store>,
504 //===----------------------------------------------------------------------===//
505 // Load address instructions
506 //===----------------------------------------------------------------------===//
508 // Load BDX-style addresses.
509 let neverHasSideEffects = 1, isAsCheapAsAMove = 1, isReMaterializable = 1,
511 let DispSize = "12" in
512 def LA : InstRX<0x41, (outs GR64:$R1), (ins laaddr12pair:$XBD2),
514 [(set GR64:$R1, laaddr12pair:$XBD2)]>;
515 let DispSize = "20" in
516 def LAY : InstRXY<0xE371, (outs GR64:$R1), (ins laaddr20pair:$XBD2),
518 [(set GR64:$R1, laaddr20pair:$XBD2)]>;
521 // Load a PC-relative address. There's no version of this instruction
522 // with a 16-bit offset, so there's no relaxation.
523 let neverHasSideEffects = 1, isAsCheapAsAMove = 1, isMoveImm = 1,
524 isReMaterializable = 1 in {
525 def LARL : InstRIL<0xC00, (outs GR64:$R1), (ins pcrel32:$I2),
527 [(set GR64:$R1, pcrel32:$I2)]>;
530 //===----------------------------------------------------------------------===//
532 //===----------------------------------------------------------------------===//
535 let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
536 def LCR : UnaryRR <"lc", 0x13, ineg, GR32, GR32>;
537 def LCGR : UnaryRRE<"lcg", 0xB903, ineg, GR64, GR64>;
539 let CCValues = 0xE, CompareZeroCCMask = 0xE in
540 def LCGFR : UnaryRRE<"lcgf", 0xB913, null_frag, GR64, GR32>;
542 defm : SXU<ineg, LCGFR>;
544 //===----------------------------------------------------------------------===//
546 //===----------------------------------------------------------------------===//
548 let isCodeGenOnly = 1 in
549 defm IC32 : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR32, zextloadi8, 1>;
550 defm IC : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR64, zextloadi8, 1>;
552 defm : InsertMem<"inserti8", IC32, GR32, zextloadi8, bdxaddr12pair>;
553 defm : InsertMem<"inserti8", IC32Y, GR32, zextloadi8, bdxaddr20pair>;
555 defm : InsertMem<"inserti8", IC, GR64, zextloadi8, bdxaddr12pair>;
556 defm : InsertMem<"inserti8", ICY, GR64, zextloadi8, bdxaddr20pair>;
558 // Insertions of a 16-bit immediate, leaving other bits unaffected.
559 // We don't have or_as_insert equivalents of these operations because
560 // OI is available instead.
561 let isCodeGenOnly = 1 in {
562 def IILL32 : BinaryRI<"iill", 0xA53, insertll, GR32, imm32ll16>;
563 def IILH32 : BinaryRI<"iilh", 0xA52, insertlh, GR32, imm32lh16>;
565 def IILL : BinaryRI<"iill", 0xA53, insertll, GR64, imm64ll16>;
566 def IILH : BinaryRI<"iilh", 0xA52, insertlh, GR64, imm64lh16>;
567 def IIHL : BinaryRI<"iihl", 0xA51, inserthl, GR64, imm64hl16>;
568 def IIHH : BinaryRI<"iihh", 0xA50, inserthh, GR64, imm64hh16>;
570 // ...likewise for 32-bit immediates. For GR32s this is a general
571 // full-width move. (We use IILF rather than something like LLILF
572 // for 32-bit moves because IILF leaves the upper 32 bits of the
574 let isCodeGenOnly = 1, isAsCheapAsAMove = 1, isMoveImm = 1,
575 isReMaterializable = 1 in {
576 def IILF32 : UnaryRIL<"iilf", 0xC09, bitconvert, GR32, uimm32>;
578 def IILF : BinaryRIL<"iilf", 0xC09, insertlf, GR64, imm64lf32>;
579 def IIHF : BinaryRIL<"iihf", 0xC08, inserthf, GR64, imm64hf32>;
581 // An alternative model of inserthf, with the first operand being
582 // a zero-extended value.
583 def : Pat<(or (zext32 GR32:$src), imm64hf32:$imm),
584 (IIHF (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_32bit),
587 //===----------------------------------------------------------------------===//
589 //===----------------------------------------------------------------------===//
592 let Defs = [CC], CCValues = 0xF, CompareZeroCCMask = 0x8 in {
593 // Addition of a register.
594 let isCommutable = 1 in {
595 defm AR : BinaryRRAndK<"a", 0x1A, 0xB9F8, add, GR32, GR32>;
596 defm AGR : BinaryRREAndK<"ag", 0xB908, 0xB9E8, add, GR64, GR64>;
598 def AGFR : BinaryRRE<"agf", 0xB918, null_frag, GR64, GR32>;
600 // Addition of signed 16-bit immediates.
601 defm AHI : BinaryRIAndK<"ahi", 0xA7A, 0xECD8, add, GR32, imm32sx16>;
602 defm AGHI : BinaryRIAndK<"aghi", 0xA7B, 0xECD9, add, GR64, imm64sx16>;
604 // Addition of signed 32-bit immediates.
605 def AFI : BinaryRIL<"afi", 0xC29, add, GR32, simm32>;
606 def AGFI : BinaryRIL<"agfi", 0xC28, add, GR64, imm64sx32>;
608 // Addition of memory.
609 defm AH : BinaryRXPair<"ah", 0x4A, 0xE37A, add, GR32, sextloadi16, 2>;
610 defm A : BinaryRXPair<"a", 0x5A, 0xE35A, add, GR32, load, 4>;
611 def AGF : BinaryRXY<"agf", 0xE318, add, GR64, sextloadi32, 4>;
612 def AG : BinaryRXY<"ag", 0xE308, add, GR64, load, 8>;
614 // Addition to memory.
615 def ASI : BinarySIY<"asi", 0xEB6A, add, imm32sx8>;
616 def AGSI : BinarySIY<"agsi", 0xEB7A, add, imm64sx8>;
618 defm : SXB<add, GR64, AGFR>;
620 // Addition producing a carry.
622 // Addition of a register.
623 let isCommutable = 1 in {
624 defm ALR : BinaryRRAndK<"al", 0x1E, 0xB9FA, addc, GR32, GR32>;
625 defm ALGR : BinaryRREAndK<"alg", 0xB90A, 0xB9EA, addc, GR64, GR64>;
627 def ALGFR : BinaryRRE<"algf", 0xB91A, null_frag, GR64, GR32>;
629 // Addition of signed 16-bit immediates.
630 def ALHSIK : BinaryRIE<"alhsik", 0xECDA, addc, GR32, imm32sx16>,
631 Requires<[FeatureDistinctOps]>;
632 def ALGHSIK : BinaryRIE<"alghsik", 0xECDB, addc, GR64, imm64sx16>,
633 Requires<[FeatureDistinctOps]>;
635 // Addition of unsigned 32-bit immediates.
636 def ALFI : BinaryRIL<"alfi", 0xC2B, addc, GR32, uimm32>;
637 def ALGFI : BinaryRIL<"algfi", 0xC2A, addc, GR64, imm64zx32>;
639 // Addition of memory.
640 defm AL : BinaryRXPair<"al", 0x5E, 0xE35E, addc, GR32, load, 4>;
641 def ALGF : BinaryRXY<"algf", 0xE31A, addc, GR64, zextloadi32, 4>;
642 def ALG : BinaryRXY<"alg", 0xE30A, addc, GR64, load, 8>;
644 defm : ZXB<addc, GR64, ALGFR>;
646 // Addition producing and using a carry.
647 let Defs = [CC], Uses = [CC] in {
648 // Addition of a register.
649 def ALCR : BinaryRRE<"alc", 0xB998, adde, GR32, GR32>;
650 def ALCGR : BinaryRRE<"alcg", 0xB988, adde, GR64, GR64>;
652 // Addition of memory.
653 def ALC : BinaryRXY<"alc", 0xE398, adde, GR32, load, 4>;
654 def ALCG : BinaryRXY<"alcg", 0xE388, adde, GR64, load, 8>;
657 //===----------------------------------------------------------------------===//
659 //===----------------------------------------------------------------------===//
661 // Plain substraction. Although immediate forms exist, we use the
662 // add-immediate instruction instead.
663 let Defs = [CC], CCValues = 0xF, CompareZeroCCMask = 0x8 in {
664 // Subtraction of a register.
665 defm SR : BinaryRRAndK<"s", 0x1B, 0xB9F9, sub, GR32, GR32>;
666 def SGFR : BinaryRRE<"sgf", 0xB919, null_frag, GR64, GR32>;
667 defm SGR : BinaryRREAndK<"sg", 0xB909, 0xB9E9, sub, GR64, GR64>;
669 // Subtraction of memory.
670 defm SH : BinaryRXPair<"sh", 0x4B, 0xE37B, sub, GR32, sextloadi16, 2>;
671 defm S : BinaryRXPair<"s", 0x5B, 0xE35B, sub, GR32, load, 4>;
672 def SGF : BinaryRXY<"sgf", 0xE319, sub, GR64, sextloadi32, 4>;
673 def SG : BinaryRXY<"sg", 0xE309, sub, GR64, load, 8>;
675 defm : SXB<sub, GR64, SGFR>;
677 // Subtraction producing a carry.
679 // Subtraction of a register.
680 defm SLR : BinaryRRAndK<"sl", 0x1F, 0xB9FB, subc, GR32, GR32>;
681 def SLGFR : BinaryRRE<"slgf", 0xB91B, null_frag, GR64, GR32>;
682 defm SLGR : BinaryRREAndK<"slg", 0xB90B, 0xB9EB, subc, GR64, GR64>;
684 // Subtraction of unsigned 32-bit immediates. These don't match
685 // subc because we prefer addc for constants.
686 def SLFI : BinaryRIL<"slfi", 0xC25, null_frag, GR32, uimm32>;
687 def SLGFI : BinaryRIL<"slgfi", 0xC24, null_frag, GR64, imm64zx32>;
689 // Subtraction of memory.
690 defm SL : BinaryRXPair<"sl", 0x5F, 0xE35F, subc, GR32, load, 4>;
691 def SLGF : BinaryRXY<"slgf", 0xE31B, subc, GR64, zextloadi32, 4>;
692 def SLG : BinaryRXY<"slg", 0xE30B, subc, GR64, load, 8>;
694 defm : ZXB<subc, GR64, SLGFR>;
696 // Subtraction producing and using a carry.
697 let Defs = [CC], Uses = [CC] in {
698 // Subtraction of a register.
699 def SLBR : BinaryRRE<"slb", 0xB999, sube, GR32, GR32>;
700 def SLGBR : BinaryRRE<"slbg", 0xB989, sube, GR64, GR64>;
702 // Subtraction of memory.
703 def SLB : BinaryRXY<"slb", 0xE399, sube, GR32, load, 4>;
704 def SLBG : BinaryRXY<"slbg", 0xE389, sube, GR64, load, 8>;
707 //===----------------------------------------------------------------------===//
709 //===----------------------------------------------------------------------===//
712 // ANDs of a register.
713 let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
714 defm NR : BinaryRRAndK<"n", 0x14, 0xB9F4, and, GR32, GR32>;
715 defm NGR : BinaryRREAndK<"ng", 0xB980, 0xB9E4, and, GR64, GR64>;
718 let isConvertibleToThreeAddress = 1 in {
719 // ANDs of a 16-bit immediate, leaving other bits unaffected.
720 // The CC result only reflects the 16-bit field, not the full register.
721 let isCodeGenOnly = 1 in {
722 def NILL32 : BinaryRI<"nill", 0xA57, and, GR32, imm32ll16c>;
723 def NILH32 : BinaryRI<"nilh", 0xA56, and, GR32, imm32lh16c>;
725 def NILL : BinaryRI<"nill", 0xA57, and, GR64, imm64ll16c>;
726 def NILH : BinaryRI<"nilh", 0xA56, and, GR64, imm64lh16c>;
727 def NIHL : BinaryRI<"nihl", 0xA55, and, GR64, imm64hl16c>;
728 def NIHH : BinaryRI<"nihh", 0xA54, and, GR64, imm64hh16c>;
730 // ANDs of a 32-bit immediate, leaving other bits unaffected.
731 // The CC result only reflects the 32-bit field, which means we can
732 // use it as a zero indicator for i32 operations but not otherwise.
733 let isCodeGenOnly = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in
734 def NILF32 : BinaryRIL<"nilf", 0xC0B, and, GR32, uimm32>;
735 def NILF : BinaryRIL<"nilf", 0xC0B, and, GR64, imm64lf32c>;
736 def NIHF : BinaryRIL<"nihf", 0xC0A, and, GR64, imm64hf32c>;
740 let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
741 defm N : BinaryRXPair<"n", 0x54, 0xE354, and, GR32, load, 4>;
742 def NG : BinaryRXY<"ng", 0xE380, and, GR64, load, 8>;
746 defm NI : BinarySIPair<"ni", 0x94, 0xEB54, null_frag, uimm8>;
748 defm : RMWIByte<and, bdaddr12pair, NI>;
749 defm : RMWIByte<and, bdaddr20pair, NIY>;
751 //===----------------------------------------------------------------------===//
753 //===----------------------------------------------------------------------===//
756 // ORs of a register.
757 let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
758 defm OR : BinaryRRAndK<"o", 0x16, 0xB9F6, or, GR32, GR32>;
759 defm OGR : BinaryRREAndK<"og", 0xB981, 0xB9E6, or, GR64, GR64>;
762 // ORs of a 16-bit immediate, leaving other bits unaffected.
763 // The CC result only reflects the 16-bit field, not the full register.
764 let isCodeGenOnly = 1 in {
765 def OILL32 : BinaryRI<"oill", 0xA5B, or, GR32, imm32ll16>;
766 def OILH32 : BinaryRI<"oilh", 0xA5A, or, GR32, imm32lh16>;
768 def OILL : BinaryRI<"oill", 0xA5B, or, GR64, imm64ll16>;
769 def OILH : BinaryRI<"oilh", 0xA5A, or, GR64, imm64lh16>;
770 def OIHL : BinaryRI<"oihl", 0xA59, or, GR64, imm64hl16>;
771 def OIHH : BinaryRI<"oihh", 0xA58, or, GR64, imm64hh16>;
773 // ORs of a 32-bit immediate, leaving other bits unaffected.
774 // The CC result only reflects the 32-bit field, which means we can
775 // use it as a zero indicator for i32 operations but not otherwise.
776 let isCodeGenOnly = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in
777 def OILF32 : BinaryRIL<"oilf", 0xC0D, or, GR32, uimm32>;
778 def OILF : BinaryRIL<"oilf", 0xC0D, or, GR64, imm64lf32>;
779 def OIHF : BinaryRIL<"oihf", 0xC0C, or, GR64, imm64hf32>;
782 let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
783 defm O : BinaryRXPair<"o", 0x56, 0xE356, or, GR32, load, 4>;
784 def OG : BinaryRXY<"og", 0xE381, or, GR64, load, 8>;
788 defm OI : BinarySIPair<"oi", 0x96, 0xEB56, null_frag, uimm8>;
790 defm : RMWIByte<or, bdaddr12pair, OI>;
791 defm : RMWIByte<or, bdaddr20pair, OIY>;
793 //===----------------------------------------------------------------------===//
795 //===----------------------------------------------------------------------===//
798 // XORs of a register.
799 let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
800 defm XR : BinaryRRAndK<"x", 0x17, 0xB9F7, xor, GR32, GR32>;
801 defm XGR : BinaryRREAndK<"xg", 0xB982, 0xB9E7, xor, GR64, GR64>;
804 // XORs of a 32-bit immediate, leaving other bits unaffected.
805 // The CC result only reflects the 32-bit field, which means we can
806 // use it as a zero indicator for i32 operations but not otherwise.
807 let isCodeGenOnly = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in
808 def XILF32 : BinaryRIL<"xilf", 0xC07, xor, GR32, uimm32>;
809 def XILF : BinaryRIL<"xilf", 0xC07, xor, GR64, imm64lf32>;
810 def XIHF : BinaryRIL<"xihf", 0xC06, xor, GR64, imm64hf32>;
813 let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
814 defm X : BinaryRXPair<"x",0x57, 0xE357, xor, GR32, load, 4>;
815 def XG : BinaryRXY<"xg", 0xE382, xor, GR64, load, 8>;
819 defm XI : BinarySIPair<"xi", 0x97, 0xEB57, null_frag, uimm8>;
821 defm : RMWIByte<xor, bdaddr12pair, XI>;
822 defm : RMWIByte<xor, bdaddr20pair, XIY>;
824 //===----------------------------------------------------------------------===//
826 //===----------------------------------------------------------------------===//
828 // Multiplication of a register.
829 let isCommutable = 1 in {
830 def MSR : BinaryRRE<"ms", 0xB252, mul, GR32, GR32>;
831 def MSGR : BinaryRRE<"msg", 0xB90C, mul, GR64, GR64>;
833 def MSGFR : BinaryRRE<"msgf", 0xB91C, null_frag, GR64, GR32>;
834 defm : SXB<mul, GR64, MSGFR>;
836 // Multiplication of a signed 16-bit immediate.
837 def MHI : BinaryRI<"mhi", 0xA7C, mul, GR32, imm32sx16>;
838 def MGHI : BinaryRI<"mghi", 0xA7D, mul, GR64, imm64sx16>;
840 // Multiplication of a signed 32-bit immediate.
841 def MSFI : BinaryRIL<"msfi", 0xC21, mul, GR32, simm32>;
842 def MSGFI : BinaryRIL<"msgfi", 0xC20, mul, GR64, imm64sx32>;
844 // Multiplication of memory.
845 defm MH : BinaryRXPair<"mh", 0x4C, 0xE37C, mul, GR32, sextloadi16, 2>;
846 defm MS : BinaryRXPair<"ms", 0x71, 0xE351, mul, GR32, load, 4>;
847 def MSGF : BinaryRXY<"msgf", 0xE31C, mul, GR64, sextloadi32, 4>;
848 def MSG : BinaryRXY<"msg", 0xE30C, mul, GR64, load, 8>;
850 // Multiplication of a register, producing two results.
851 def MLGR : BinaryRRE<"mlg", 0xB986, z_umul_lohi64, GR128, GR64>;
853 // Multiplication of memory, producing two results.
854 def MLG : BinaryRXY<"mlg", 0xE386, z_umul_lohi64, GR128, load, 8>;
856 //===----------------------------------------------------------------------===//
857 // Division and remainder
858 //===----------------------------------------------------------------------===//
860 // Division and remainder, from registers.
861 def DSGFR : BinaryRRE<"dsgf", 0xB91D, z_sdivrem32, GR128, GR32>;
862 def DSGR : BinaryRRE<"dsg", 0xB90D, z_sdivrem64, GR128, GR64>;
863 def DLR : BinaryRRE<"dl", 0xB997, z_udivrem32, GR128, GR32>;
864 def DLGR : BinaryRRE<"dlg", 0xB987, z_udivrem64, GR128, GR64>;
866 // Division and remainder, from memory.
867 def DSGF : BinaryRXY<"dsgf", 0xE31D, z_sdivrem32, GR128, load, 4>;
868 def DSG : BinaryRXY<"dsg", 0xE30D, z_sdivrem64, GR128, load, 8>;
869 def DL : BinaryRXY<"dl", 0xE397, z_udivrem32, GR128, load, 4>;
870 def DLG : BinaryRXY<"dlg", 0xE387, z_udivrem64, GR128, load, 8>;
872 //===----------------------------------------------------------------------===//
874 //===----------------------------------------------------------------------===//
877 let neverHasSideEffects = 1 in {
878 defm SLL : ShiftRSAndK<"sll", 0x89, 0xEBDF, shl, GR32>;
879 def SLLG : ShiftRSY<"sllg", 0xEB0D, shl, GR64>;
882 // Logical shift right.
883 let neverHasSideEffects = 1 in {
884 defm SRL : ShiftRSAndK<"srl", 0x88, 0xEBDE, srl, GR32>;
885 def SRLG : ShiftRSY<"srlg", 0xEB0C, srl, GR64>;
888 // Arithmetic shift right.
889 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
890 defm SRA : ShiftRSAndK<"sra", 0x8A, 0xEBDC, sra, GR32>;
891 def SRAG : ShiftRSY<"srag", 0xEB0A, sra, GR64>;
895 let neverHasSideEffects = 1 in {
896 def RLL : ShiftRSY<"rll", 0xEB1D, rotl, GR32>;
897 def RLLG : ShiftRSY<"rllg", 0xEB1C, rotl, GR64>;
900 // Rotate second operand left and inserted selected bits into first operand.
901 // These can act like 32-bit operands provided that the constant start and
902 // end bits (operands 2 and 3) are in the range [32, 64).
904 let isCodeGenOnly = 1 in
905 def RISBG32 : RotateSelectRIEf<"risbg", 0xEC55, GR32, GR32>;
906 let CCValues = 0xE, CompareZeroCCMask = 0xE in
907 def RISBG : RotateSelectRIEf<"risbg", 0xEC55, GR64, GR64>;
910 // Forms of RISBG that only affect one word of the destination register.
911 // They do not set CC.
912 let isCodeGenOnly = 1 in
913 def RISBLG32 : RotateSelectRIEf<"risblg", 0xEC51, GR32, GR32>,
914 Requires<[FeatureHighWord]>;
915 def RISBHG : RotateSelectRIEf<"risbhg", 0xEC5D, GR64, GR64>,
916 Requires<[FeatureHighWord]>;
917 def RISBLG : RotateSelectRIEf<"risblg", 0xEC51, GR64, GR64>,
918 Requires<[FeatureHighWord]>;
920 // Rotate second operand left and perform a logical operation with selected
921 // bits of the first operand. The CC result only describes the selected bits,
922 // so isn't useful for a full comparison against zero.
924 def RNSBG : RotateSelectRIEf<"rnsbg", 0xEC54, GR64, GR64>;
925 def ROSBG : RotateSelectRIEf<"rosbg", 0xEC56, GR64, GR64>;
926 def RXSBG : RotateSelectRIEf<"rxsbg", 0xEC57, GR64, GR64>;
929 //===----------------------------------------------------------------------===//
931 //===----------------------------------------------------------------------===//
933 // Signed comparisons.
934 let Defs = [CC], CCValues = 0xE in {
935 // Comparison with a register.
936 def CR : CompareRR <"c", 0x19, z_cmp, GR32, GR32>;
937 def CGFR : CompareRRE<"cgf", 0xB930, null_frag, GR64, GR32>;
938 def CGR : CompareRRE<"cg", 0xB920, z_cmp, GR64, GR64>;
940 // Comparison with a signed 16-bit immediate.
941 def CHI : CompareRI<"chi", 0xA7E, z_cmp, GR32, imm32sx16>;
942 def CGHI : CompareRI<"cghi", 0xA7F, z_cmp, GR64, imm64sx16>;
944 // Comparison with a signed 32-bit immediate.
945 def CFI : CompareRIL<"cfi", 0xC2D, z_cmp, GR32, simm32>;
946 def CGFI : CompareRIL<"cgfi", 0xC2C, z_cmp, GR64, imm64sx32>;
948 // Comparison with memory.
949 defm CH : CompareRXPair<"ch", 0x49, 0xE379, z_cmp, GR32, sextloadi16, 2>;
950 defm C : CompareRXPair<"c", 0x59, 0xE359, z_cmp, GR32, load, 4>;
951 def CGH : CompareRXY<"cgh", 0xE334, z_cmp, GR64, sextloadi16, 2>;
952 def CGF : CompareRXY<"cgf", 0xE330, z_cmp, GR64, sextloadi32, 4>;
953 def CG : CompareRXY<"cg", 0xE320, z_cmp, GR64, load, 8>;
954 def CHRL : CompareRILPC<"chrl", 0xC65, z_cmp, GR32, aligned_sextloadi16>;
955 def CRL : CompareRILPC<"crl", 0xC6D, z_cmp, GR32, aligned_load>;
956 def CGHRL : CompareRILPC<"cghrl", 0xC64, z_cmp, GR64, aligned_sextloadi16>;
957 def CGFRL : CompareRILPC<"cgfrl", 0xC6C, z_cmp, GR64, aligned_sextloadi32>;
958 def CGRL : CompareRILPC<"cgrl", 0xC68, z_cmp, GR64, aligned_load>;
960 // Comparison between memory and a signed 16-bit immediate.
961 def CHHSI : CompareSIL<"chhsi", 0xE554, z_cmp, sextloadi16, imm32sx16>;
962 def CHSI : CompareSIL<"chsi", 0xE55C, z_cmp, load, imm32sx16>;
963 def CGHSI : CompareSIL<"cghsi", 0xE558, z_cmp, load, imm64sx16>;
965 defm : SXB<z_cmp, GR64, CGFR>;
967 // Unsigned comparisons.
968 let Defs = [CC], CCValues = 0xE, IsLogical = 1 in {
969 // Comparison with a register.
970 def CLR : CompareRR <"cl", 0x15, z_ucmp, GR32, GR32>;
971 def CLGFR : CompareRRE<"clgf", 0xB931, null_frag, GR64, GR32>;
972 def CLGR : CompareRRE<"clg", 0xB921, z_ucmp, GR64, GR64>;
974 // Comparison with a signed 32-bit immediate.
975 def CLFI : CompareRIL<"clfi", 0xC2F, z_ucmp, GR32, uimm32>;
976 def CLGFI : CompareRIL<"clgfi", 0xC2E, z_ucmp, GR64, imm64zx32>;
978 // Comparison with memory.
979 defm CL : CompareRXPair<"cl", 0x55, 0xE355, z_ucmp, GR32, load, 4>;
980 def CLGF : CompareRXY<"clgf", 0xE331, z_ucmp, GR64, zextloadi32, 4>;
981 def CLG : CompareRXY<"clg", 0xE321, z_ucmp, GR64, load, 8>;
982 def CLHRL : CompareRILPC<"clhrl", 0xC67, z_ucmp, GR32,
983 aligned_zextloadi16>;
984 def CLRL : CompareRILPC<"clrl", 0xC6F, z_ucmp, GR32,
986 def CLGHRL : CompareRILPC<"clghrl", 0xC66, z_ucmp, GR64,
987 aligned_zextloadi16>;
988 def CLGFRL : CompareRILPC<"clgfrl", 0xC6E, z_ucmp, GR64,
989 aligned_zextloadi32>;
990 def CLGRL : CompareRILPC<"clgrl", 0xC6A, z_ucmp, GR64,
993 // Comparison between memory and an unsigned 8-bit immediate.
994 defm CLI : CompareSIPair<"cli", 0x95, 0xEB55, z_ucmp, zextloadi8, imm32zx8>;
996 // Comparison between memory and an unsigned 16-bit immediate.
997 def CLHHSI : CompareSIL<"clhhsi", 0xE555, z_ucmp, zextloadi16, imm32zx16>;
998 def CLFHSI : CompareSIL<"clfhsi", 0xE55D, z_ucmp, load, imm32zx16>;
999 def CLGHSI : CompareSIL<"clghsi", 0xE559, z_ucmp, load, imm64zx16>;
1001 defm : ZXB<z_ucmp, GR64, CLGFR>;
1003 //===----------------------------------------------------------------------===//
1004 // Atomic operations
1005 //===----------------------------------------------------------------------===//
1007 def ATOMIC_SWAPW : AtomicLoadWBinaryReg<z_atomic_swapw>;
1008 def ATOMIC_SWAP_32 : AtomicLoadBinaryReg32<atomic_swap_32>;
1009 def ATOMIC_SWAP_64 : AtomicLoadBinaryReg64<atomic_swap_64>;
1011 def ATOMIC_LOADW_AR : AtomicLoadWBinaryReg<z_atomic_loadw_add>;
1012 def ATOMIC_LOADW_AFI : AtomicLoadWBinaryImm<z_atomic_loadw_add, simm32>;
1013 def ATOMIC_LOAD_AR : AtomicLoadBinaryReg32<atomic_load_add_32>;
1014 def ATOMIC_LOAD_AHI : AtomicLoadBinaryImm32<atomic_load_add_32, imm32sx16>;
1015 def ATOMIC_LOAD_AFI : AtomicLoadBinaryImm32<atomic_load_add_32, simm32>;
1016 def ATOMIC_LOAD_AGR : AtomicLoadBinaryReg64<atomic_load_add_64>;
1017 def ATOMIC_LOAD_AGHI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx16>;
1018 def ATOMIC_LOAD_AGFI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx32>;
1020 def ATOMIC_LOADW_SR : AtomicLoadWBinaryReg<z_atomic_loadw_sub>;
1021 def ATOMIC_LOAD_SR : AtomicLoadBinaryReg32<atomic_load_sub_32>;
1022 def ATOMIC_LOAD_SGR : AtomicLoadBinaryReg64<atomic_load_sub_64>;
1024 def ATOMIC_LOADW_NR : AtomicLoadWBinaryReg<z_atomic_loadw_and>;
1025 def ATOMIC_LOADW_NILH : AtomicLoadWBinaryImm<z_atomic_loadw_and, imm32lh16c>;
1026 def ATOMIC_LOAD_NR : AtomicLoadBinaryReg32<atomic_load_and_32>;
1027 def ATOMIC_LOAD_NILL32 : AtomicLoadBinaryImm32<atomic_load_and_32, imm32ll16c>;
1028 def ATOMIC_LOAD_NILH32 : AtomicLoadBinaryImm32<atomic_load_and_32, imm32lh16c>;
1029 def ATOMIC_LOAD_NILF32 : AtomicLoadBinaryImm32<atomic_load_and_32, uimm32>;
1030 def ATOMIC_LOAD_NGR : AtomicLoadBinaryReg64<atomic_load_and_64>;
1031 def ATOMIC_LOAD_NILL : AtomicLoadBinaryImm64<atomic_load_and_64, imm64ll16c>;
1032 def ATOMIC_LOAD_NILH : AtomicLoadBinaryImm64<atomic_load_and_64, imm64lh16c>;
1033 def ATOMIC_LOAD_NIHL : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hl16c>;
1034 def ATOMIC_LOAD_NIHH : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hh16c>;
1035 def ATOMIC_LOAD_NILF : AtomicLoadBinaryImm64<atomic_load_and_64, imm64lf32c>;
1036 def ATOMIC_LOAD_NIHF : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hf32c>;
1038 def ATOMIC_LOADW_OR : AtomicLoadWBinaryReg<z_atomic_loadw_or>;
1039 def ATOMIC_LOADW_OILH : AtomicLoadWBinaryImm<z_atomic_loadw_or, imm32lh16>;
1040 def ATOMIC_LOAD_OR : AtomicLoadBinaryReg32<atomic_load_or_32>;
1041 def ATOMIC_LOAD_OILL32 : AtomicLoadBinaryImm32<atomic_load_or_32, imm32ll16>;
1042 def ATOMIC_LOAD_OILH32 : AtomicLoadBinaryImm32<atomic_load_or_32, imm32lh16>;
1043 def ATOMIC_LOAD_OILF32 : AtomicLoadBinaryImm32<atomic_load_or_32, uimm32>;
1044 def ATOMIC_LOAD_OGR : AtomicLoadBinaryReg64<atomic_load_or_64>;
1045 def ATOMIC_LOAD_OILL : AtomicLoadBinaryImm64<atomic_load_or_64, imm64ll16>;
1046 def ATOMIC_LOAD_OILH : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lh16>;
1047 def ATOMIC_LOAD_OIHL : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hl16>;
1048 def ATOMIC_LOAD_OIHH : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hh16>;
1049 def ATOMIC_LOAD_OILF : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lf32>;
1050 def ATOMIC_LOAD_OIHF : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hf32>;
1052 def ATOMIC_LOADW_XR : AtomicLoadWBinaryReg<z_atomic_loadw_xor>;
1053 def ATOMIC_LOADW_XILF : AtomicLoadWBinaryImm<z_atomic_loadw_xor, uimm32>;
1054 def ATOMIC_LOAD_XR : AtomicLoadBinaryReg32<atomic_load_xor_32>;
1055 def ATOMIC_LOAD_XILF32 : AtomicLoadBinaryImm32<atomic_load_xor_32, uimm32>;
1056 def ATOMIC_LOAD_XGR : AtomicLoadBinaryReg64<atomic_load_xor_64>;
1057 def ATOMIC_LOAD_XILF : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64lf32>;
1058 def ATOMIC_LOAD_XIHF : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64hf32>;
1060 def ATOMIC_LOADW_NRi : AtomicLoadWBinaryReg<z_atomic_loadw_nand>;
1061 def ATOMIC_LOADW_NILHi : AtomicLoadWBinaryImm<z_atomic_loadw_nand,
1063 def ATOMIC_LOAD_NRi : AtomicLoadBinaryReg32<atomic_load_nand_32>;
1064 def ATOMIC_LOAD_NILL32i : AtomicLoadBinaryImm32<atomic_load_nand_32,
1066 def ATOMIC_LOAD_NILH32i : AtomicLoadBinaryImm32<atomic_load_nand_32,
1068 def ATOMIC_LOAD_NILF32i : AtomicLoadBinaryImm32<atomic_load_nand_32, uimm32>;
1069 def ATOMIC_LOAD_NGRi : AtomicLoadBinaryReg64<atomic_load_nand_64>;
1070 def ATOMIC_LOAD_NILLi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1072 def ATOMIC_LOAD_NILHi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1074 def ATOMIC_LOAD_NIHLi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1076 def ATOMIC_LOAD_NIHHi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1078 def ATOMIC_LOAD_NILFi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1080 def ATOMIC_LOAD_NIHFi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1083 def ATOMIC_LOADW_MIN : AtomicLoadWBinaryReg<z_atomic_loadw_min>;
1084 def ATOMIC_LOAD_MIN_32 : AtomicLoadBinaryReg32<atomic_load_min_32>;
1085 def ATOMIC_LOAD_MIN_64 : AtomicLoadBinaryReg64<atomic_load_min_64>;
1087 def ATOMIC_LOADW_MAX : AtomicLoadWBinaryReg<z_atomic_loadw_max>;
1088 def ATOMIC_LOAD_MAX_32 : AtomicLoadBinaryReg32<atomic_load_max_32>;
1089 def ATOMIC_LOAD_MAX_64 : AtomicLoadBinaryReg64<atomic_load_max_64>;
1091 def ATOMIC_LOADW_UMIN : AtomicLoadWBinaryReg<z_atomic_loadw_umin>;
1092 def ATOMIC_LOAD_UMIN_32 : AtomicLoadBinaryReg32<atomic_load_umin_32>;
1093 def ATOMIC_LOAD_UMIN_64 : AtomicLoadBinaryReg64<atomic_load_umin_64>;
1095 def ATOMIC_LOADW_UMAX : AtomicLoadWBinaryReg<z_atomic_loadw_umax>;
1096 def ATOMIC_LOAD_UMAX_32 : AtomicLoadBinaryReg32<atomic_load_umax_32>;
1097 def ATOMIC_LOAD_UMAX_64 : AtomicLoadBinaryReg64<atomic_load_umax_64>;
1099 def ATOMIC_CMP_SWAPW
1100 : Pseudo<(outs GR32:$dst), (ins bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1101 ADDR32:$bitshift, ADDR32:$negbitshift,
1104 (z_atomic_cmp_swapw bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1105 ADDR32:$bitshift, ADDR32:$negbitshift,
1106 uimm32:$bitsize))]> {
1110 let usesCustomInserter = 1;
1113 let Defs = [CC] in {
1114 defm CS : CmpSwapRSPair<"cs", 0xBA, 0xEB14, atomic_cmp_swap_32, GR32>;
1115 def CSG : CmpSwapRSY<"csg", 0xEB30, atomic_cmp_swap_64, GR64>;
1118 //===----------------------------------------------------------------------===//
1119 // Miscellaneous Instructions.
1120 //===----------------------------------------------------------------------===//
1122 // Read a 32-bit access register into a GR32. As with all GR32 operations,
1123 // the upper 32 bits of the enclosing GR64 remain unchanged, which is useful
1124 // when a 64-bit address is stored in a pair of access registers.
1125 def EAR : InstRRE<0xB24F, (outs GR32:$R1), (ins access_reg:$R2),
1127 [(set GR32:$R1, (z_extract_access access_reg:$R2))]>;
1129 // Find leftmost one, AKA count leading zeros. The instruction actually
1130 // returns a pair of GR64s, the first giving the number of leading zeros
1131 // and the second giving a copy of the source with the leftmost one bit
1132 // cleared. We only use the first result here.
1133 let Defs = [CC] in {
1134 def FLOGR : UnaryRRE<"flog", 0xB983, null_frag, GR128, GR64>;
1136 def : Pat<(ctlz GR64:$src),
1137 (EXTRACT_SUBREG (FLOGR GR64:$src), subreg_high)>;
1139 // Use subregs to populate the "don't care" bits in a 32-bit to 64-bit anyext.
1140 def : Pat<(i64 (anyext GR32:$src)),
1141 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_32bit)>;
1143 // There are no 32-bit equivalents of LLILL and LLILH, so use a full
1144 // 64-bit move followed by a subreg. This preserves the invariant that
1145 // all GR32 operations only modify the low 32 bits.
1146 def : Pat<(i32 imm32ll16:$src),
1147 (EXTRACT_SUBREG (LLILL (LL16 imm:$src)), subreg_32bit)>;
1148 def : Pat<(i32 imm32lh16:$src),
1149 (EXTRACT_SUBREG (LLILH (LH16 imm:$src)), subreg_32bit)>;
1151 // Extend GR32s and GR64s to GR128s.
1152 let usesCustomInserter = 1 in {
1153 def AEXT128_64 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
1154 def ZEXT128_32 : Pseudo<(outs GR128:$dst), (ins GR32:$src), []>;
1155 def ZEXT128_64 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
1158 //===----------------------------------------------------------------------===//
1160 //===----------------------------------------------------------------------===//
1162 // Use AL* for GR64 additions of unsigned 32-bit values.
1163 defm : ZXB<add, GR64, ALGFR>;
1164 def : Pat<(add GR64:$src1, imm64zx32:$src2),
1165 (ALGFI GR64:$src1, imm64zx32:$src2)>;
1166 def : Pat<(add GR64:$src1, (zextloadi32 bdxaddr20only:$addr)),
1167 (ALGF GR64:$src1, bdxaddr20only:$addr)>;
1169 // Use SL* for GR64 subtractions of unsigned 32-bit values.
1170 defm : ZXB<sub, GR64, SLGFR>;
1171 def : Pat<(add GR64:$src1, imm64zx32n:$src2),
1172 (SLGFI GR64:$src1, imm64zx32n:$src2)>;
1173 def : Pat<(sub GR64:$src1, (zextloadi32 bdxaddr20only:$addr)),
1174 (SLGF GR64:$src1, bdxaddr20only:$addr)>;
1176 // Optimize sign-extended 1/0 selects to -1/0 selects. This is important
1177 // for vector legalization.
1178 def : Pat<(sra (shl (i32 (z_select_ccmask 1, 0, uimm8zx4:$valid, uimm8zx4:$cc)),
1181 (Select32 (LHI -1), (LHI 0), uimm8zx4:$valid, uimm8zx4:$cc)>;
1182 def : Pat<(sra (shl (i64 (anyext (i32 (z_select_ccmask 1, 0, uimm8zx4:$valid,
1186 (Select64 (LGHI -1), (LGHI 0), uimm8zx4:$valid, uimm8zx4:$cc)>;