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 (br %r14).
36 let isReturn = 1, isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
37 def Return : Alias<2, (outs), (ins), [(z_retflag)]>;
39 // Unconditional branches. R1 is the condition-code mask (all 1s).
40 let isBranch = 1, isTerminator = 1, isBarrier = 1, R1 = 15 in {
41 let isIndirectBranch = 1 in
42 def BR : InstRR<0x07, (outs), (ins ADDR64:$R2),
43 "br\t$R2", [(brind ADDR64:$R2)]>;
45 // An assembler extended mnemonic for BRC.
46 def J : InstRI<0xA74, (outs), (ins brtarget16:$I2), "j\t$I2",
49 // An assembler extended mnemonic for BRCL. (The extension is "G"
50 // rather than "L" because "JL" is "Jump if Less".)
51 def JG : InstRIL<0xC04, (outs), (ins brtarget32:$I2), "jg\t$I2", []>;
54 // Conditional branches. It's easier for LLVM to handle these branches
55 // in their raw BRC/BRCL form, with the 4-bit condition-code mask being
56 // the first operand. It seems friendlier to use mnemonic forms like
57 // JE and JLH when writing out the assembly though.
58 let isBranch = 1, isTerminator = 1, Uses = [CC] in {
59 let isCodeGenOnly = 1, CCMaskFirst = 1 in {
60 def BRC : InstRI<0xA74, (outs), (ins cond4:$valid, cond4:$R1,
61 brtarget16:$I2), "j$R1\t$I2",
62 [(z_br_ccmask cond4:$valid, cond4:$R1, bb:$I2)]>;
63 def BRCL : InstRIL<0xC04, (outs), (ins cond4:$valid, cond4:$R1,
64 brtarget32:$I2), "jg$R1\t$I2", []>;
66 def AsmBRC : InstRI<0xA74, (outs), (ins uimm8zx4:$R1, brtarget16:$I2),
68 def AsmBRCL : InstRIL<0xC04, (outs), (ins uimm8zx4:$R1, brtarget32:$I2),
69 "brcl\t$R1, $I2", []>;
72 // Fused compare-and-branch instructions. As for normal branches,
73 // we handle these instructions internally in their raw CRJ-like form,
74 // but use assembly macros like CRJE when writing them out.
76 // These instructions do not use or clobber the condition codes.
77 // We nevertheless pretend that they clobber CC, so that we can lower
78 // them to separate comparisons and BRCLs if the branch ends up being
80 multiclass CompareBranches<Operand ccmask, string pos1, string pos2> {
81 let isBranch = 1, isTerminator = 1, Defs = [CC] in {
82 def RJ : InstRIEb<0xEC76, (outs), (ins GR32:$R1, GR32:$R2, ccmask:$M3,
84 "crj"##pos1##"\t$R1, $R2, "##pos2##"$RI4", []>;
85 def GRJ : InstRIEb<0xEC64, (outs), (ins GR64:$R1, GR64:$R2, ccmask:$M3,
87 "cgrj"##pos1##"\t$R1, $R2, "##pos2##"$RI4", []>;
88 def IJ : InstRIEc<0xEC7E, (outs), (ins GR32:$R1, imm32sx8:$I2, ccmask:$M3,
90 "cij"##pos1##"\t$R1, $I2, "##pos2##"$RI4", []>;
91 def GIJ : InstRIEc<0xEC7C, (outs), (ins GR64:$R1, imm64sx8:$I2, ccmask:$M3,
93 "cgij"##pos1##"\t$R1, $I2, "##pos2##"$RI4", []>;
94 def LRJ : InstRIEb<0xEC77, (outs), (ins GR32:$R1, GR32:$R2, ccmask:$M3,
96 "clrj"##pos1##"\t$R1, $R2, "##pos2##"$RI4", []>;
97 def LGRJ : InstRIEb<0xEC65, (outs), (ins GR64:$R1, GR64:$R2, ccmask:$M3,
99 "clgrj"##pos1##"\t$R1, $R2, "##pos2##"$RI4", []>;
100 def LIJ : InstRIEc<0xEC7F, (outs), (ins GR32:$R1, imm32zx8:$I2, ccmask:$M3,
102 "clij"##pos1##"\t$R1, $I2, "##pos2##"$RI4", []>;
103 def LGIJ : InstRIEc<0xEC7D, (outs), (ins GR64:$R1, imm64zx8:$I2, ccmask:$M3,
105 "clgij"##pos1##"\t$R1, $I2, "##pos2##"$RI4", []>;
108 let isCodeGenOnly = 1 in
109 defm C : CompareBranches<cond4, "$M3", "">;
110 defm AsmC : CompareBranches<uimm8zx4, "", "$M3, ">;
112 // Define AsmParser mnemonics for each general condition-code mask
113 // (integer or floating-point)
114 multiclass CondExtendedMnemonic<bits<4> ccmask, string name> {
116 def J : InstRI<0xA74, (outs), (ins brtarget16:$I2),
117 "j"##name##"\t$I2", []>;
118 def JG : InstRIL<0xC04, (outs), (ins brtarget32:$I2),
119 "jg"##name##"\t$I2", []>;
121 def LOCR : FixedCondUnaryRRF<"locr"##name, 0xB9F2, GR32, GR32, ccmask>;
122 def LOCGR : FixedCondUnaryRRF<"locgr"##name, 0xB9E2, GR64, GR64, ccmask>;
123 def LOC : FixedCondUnaryRSY<"loc"##name, 0xEBF2, GR32, ccmask, 4>;
124 def LOCG : FixedCondUnaryRSY<"locg"##name, 0xEBE2, GR64, ccmask, 8>;
125 def STOC : FixedCondStoreRSY<"stoc"##name, 0xEBF3, GR32, ccmask, 4>;
126 def STOCG : FixedCondStoreRSY<"stocg"##name, 0xEBE3, GR64, ccmask, 8>;
128 defm AsmO : CondExtendedMnemonic<1, "o">;
129 defm AsmH : CondExtendedMnemonic<2, "h">;
130 defm AsmNLE : CondExtendedMnemonic<3, "nle">;
131 defm AsmL : CondExtendedMnemonic<4, "l">;
132 defm AsmNHE : CondExtendedMnemonic<5, "nhe">;
133 defm AsmLH : CondExtendedMnemonic<6, "lh">;
134 defm AsmNE : CondExtendedMnemonic<7, "ne">;
135 defm AsmE : CondExtendedMnemonic<8, "e">;
136 defm AsmNLH : CondExtendedMnemonic<9, "nlh">;
137 defm AsmHE : CondExtendedMnemonic<10, "he">;
138 defm AsmNL : CondExtendedMnemonic<11, "nl">;
139 defm AsmLE : CondExtendedMnemonic<12, "le">;
140 defm AsmNH : CondExtendedMnemonic<13, "nh">;
141 defm AsmNO : CondExtendedMnemonic<14, "no">;
143 // Define AsmParser mnemonics for each integer condition-code mask.
144 // This is like the list above, except that condition 3 is not possible
145 // and that the low bit of the mask is therefore always 0. This means
146 // that each condition has two names. Conditions "o" and "no" are not used.
148 // We don't make one of the two names an alias of the other because
149 // we need the custom parsing routines to select the correct register class.
150 multiclass IntCondExtendedMnemonicA<bits<4> ccmask, string name> {
152 def CR : InstRIEb<0xEC76, (outs), (ins GR32:$R1, GR32:$R2,
154 "crj"##name##"\t$R1, $R2, $RI4", []>;
155 def CGR : InstRIEb<0xEC64, (outs), (ins GR64:$R1, GR64:$R2,
157 "cgrj"##name##"\t$R1, $R2, $RI4", []>;
158 def CI : InstRIEc<0xEC7E, (outs), (ins GR32:$R1, imm32sx8:$I2,
160 "cij"##name##"\t$R1, $I2, $RI4", []>;
161 def CGI : InstRIEc<0xEC7C, (outs), (ins GR64:$R1, imm64sx8:$I2,
163 "cgij"##name##"\t$R1, $I2, $RI4", []>;
164 def CLR : InstRIEb<0xEC77, (outs), (ins GR32:$R1, GR32:$R2,
166 "clrj"##name##"\t$R1, $R2, $RI4", []>;
167 def CLGR : InstRIEb<0xEC65, (outs), (ins GR64:$R1, GR64:$R2,
169 "clgrj"##name##"\t$R1, $R2, $RI4", []>;
170 def CLI : InstRIEc<0xEC7F, (outs), (ins GR32:$R1, imm32zx8:$I2,
172 "clij"##name##"\t$R1, $I2, $RI4", []>;
173 def CLGI : InstRIEc<0xEC7D, (outs), (ins GR64:$R1, imm64zx8:$I2,
175 "clgij"##name##"\t$R1, $I2, $RI4", []>;
178 multiclass IntCondExtendedMnemonic<bits<4> ccmask, string name1, string name2>
179 : IntCondExtendedMnemonicA<ccmask, name1> {
180 let isAsmParserOnly = 1 in
181 defm Alt : IntCondExtendedMnemonicA<ccmask, name2>;
183 defm AsmJH : IntCondExtendedMnemonic<2, "h", "nle">;
184 defm AsmJL : IntCondExtendedMnemonic<4, "l", "nhe">;
185 defm AsmJLH : IntCondExtendedMnemonic<6, "lh", "ne">;
186 defm AsmJE : IntCondExtendedMnemonic<8, "e", "nlh">;
187 defm AsmJHE : IntCondExtendedMnemonic<10, "he", "nl">;
188 defm AsmJLE : IntCondExtendedMnemonic<12, "le", "nh">;
190 // Decrement a register and branch if it is nonzero. These don't clobber CC,
191 // but we might need to split long branches into sequences that do.
193 def BRCT : BranchUnaryRI<"brct", 0xA76, GR32>;
194 def BRCTG : BranchUnaryRI<"brctg", 0xA77, GR64>;
197 //===----------------------------------------------------------------------===//
198 // Select instructions
199 //===----------------------------------------------------------------------===//
201 def Select32 : SelectWrapper<GR32>;
202 def Select64 : SelectWrapper<GR64>;
204 defm CondStore8 : CondStores<GR32, nonvolatile_truncstorei8,
205 nonvolatile_anyextloadi8, bdxaddr20only>;
206 defm CondStore16 : CondStores<GR32, nonvolatile_truncstorei16,
207 nonvolatile_anyextloadi16, bdxaddr20only>;
208 defm CondStore32 : CondStores<GR32, nonvolatile_store,
209 nonvolatile_load, bdxaddr20only>;
211 defm : CondStores64<CondStore8, CondStore8Inv, nonvolatile_truncstorei8,
212 nonvolatile_anyextloadi8, bdxaddr20only>;
213 defm : CondStores64<CondStore16, CondStore16Inv, nonvolatile_truncstorei16,
214 nonvolatile_anyextloadi16, bdxaddr20only>;
215 defm : CondStores64<CondStore32, CondStore32Inv, nonvolatile_truncstorei32,
216 nonvolatile_anyextloadi32, bdxaddr20only>;
217 defm CondStore64 : CondStores<GR64, nonvolatile_store,
218 nonvolatile_load, bdxaddr20only>;
220 //===----------------------------------------------------------------------===//
222 //===----------------------------------------------------------------------===//
224 // The definitions here are for the call-clobbered registers.
225 let isCall = 1, Defs = [R0D, R1D, R2D, R3D, R4D, R5D, R14D,
226 F0D, F1D, F2D, F3D, F4D, F5D, F6D, F7D, CC] in {
227 def CallBRASL : Alias<6, (outs), (ins pcrel32:$I2, variable_ops),
228 [(z_call pcrel32:$I2)]>;
229 def CallBASR : Alias<2, (outs), (ins ADDR64:$R2, variable_ops),
230 [(z_call ADDR64:$R2)]>;
233 // Sibling calls. Indirect sibling calls must be via R1, since R2 upwards
234 // are argument registers and since branching to R0 is a no-op.
235 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in {
236 def CallJG : Alias<6, (outs), (ins pcrel32:$I2),
237 [(z_sibcall pcrel32:$I2)]>;
239 def CallBR : Alias<2, (outs), (ins), [(z_sibcall R1D)]>;
242 // Define the general form of the call instructions for the asm parser.
243 // These instructions don't hard-code %r14 as the return address register.
244 def BRAS : InstRI<0xA75, (outs), (ins GR64:$R1, brtarget16:$I2),
245 "bras\t$R1, $I2", []>;
246 def BRASL : InstRIL<0xC05, (outs), (ins GR64:$R1, brtarget32:$I2),
247 "brasl\t$R1, $I2", []>;
248 def BASR : InstRR<0x0D, (outs), (ins GR64:$R1, ADDR64:$R2),
249 "basr\t$R1, $R2", []>;
251 //===----------------------------------------------------------------------===//
253 //===----------------------------------------------------------------------===//
256 let neverHasSideEffects = 1 in {
257 def LR : UnaryRR <"l", 0x18, null_frag, GR32, GR32>;
258 def LGR : UnaryRRE<"lg", 0xB904, null_frag, GR64, GR64>;
260 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
261 def LTR : UnaryRR <"lt", 0x12, null_frag, GR32, GR32>;
262 def LTGR : UnaryRRE<"ltg", 0xB902, null_frag, GR64, GR64>;
265 // Move on condition.
266 let isCodeGenOnly = 1, Uses = [CC] in {
267 def LOCR : CondUnaryRRF<"loc", 0xB9F2, GR32, GR32>;
268 def LOCGR : CondUnaryRRF<"locg", 0xB9E2, GR64, GR64>;
271 def AsmLOCR : AsmCondUnaryRRF<"loc", 0xB9F2, GR32, GR32>;
272 def AsmLOCGR : AsmCondUnaryRRF<"locg", 0xB9E2, GR64, GR64>;
276 let neverHasSideEffects = 1, isAsCheapAsAMove = 1, isMoveImm = 1,
277 isReMaterializable = 1 in {
278 // 16-bit sign-extended immediates.
279 def LHI : UnaryRI<"lhi", 0xA78, bitconvert, GR32, imm32sx16>;
280 def LGHI : UnaryRI<"lghi", 0xA79, bitconvert, GR64, imm64sx16>;
282 // Other 16-bit immediates.
283 def LLILL : UnaryRI<"llill", 0xA5F, bitconvert, GR64, imm64ll16>;
284 def LLILH : UnaryRI<"llilh", 0xA5E, bitconvert, GR64, imm64lh16>;
285 def LLIHL : UnaryRI<"llihl", 0xA5D, bitconvert, GR64, imm64hl16>;
286 def LLIHH : UnaryRI<"llihh", 0xA5C, bitconvert, GR64, imm64hh16>;
288 // 32-bit immediates.
289 def LGFI : UnaryRIL<"lgfi", 0xC01, bitconvert, GR64, imm64sx32>;
290 def LLILF : UnaryRIL<"llilf", 0xC0F, bitconvert, GR64, imm64lf32>;
291 def LLIHF : UnaryRIL<"llihf", 0xC0E, bitconvert, GR64, imm64hf32>;
295 let canFoldAsLoad = 1, SimpleBDXLoad = 1 in {
296 defm L : UnaryRXPair<"l", 0x58, 0xE358, load, GR32, 4>;
297 def LG : UnaryRXY<"lg", 0xE304, load, GR64, 8>;
299 // These instructions are split after register allocation, so we don't
300 // want a custom inserter.
301 let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
302 def L128 : Pseudo<(outs GR128:$dst), (ins bdxaddr20only128:$src),
303 [(set GR128:$dst, (load bdxaddr20only128:$src))]>;
306 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
307 def LT : UnaryRXY<"lt", 0xE312, load, GR32, 4>;
308 def LTG : UnaryRXY<"ltg", 0xE302, load, GR64, 8>;
311 let canFoldAsLoad = 1 in {
312 def LRL : UnaryRILPC<"lrl", 0xC4D, aligned_load, GR32>;
313 def LGRL : UnaryRILPC<"lgrl", 0xC48, aligned_load, GR64>;
316 // Load on condition.
317 let isCodeGenOnly = 1, Uses = [CC] in {
318 def LOC : CondUnaryRSY<"loc", 0xEBF2, nonvolatile_load, GR32, 4>;
319 def LOCG : CondUnaryRSY<"locg", 0xEBE2, nonvolatile_load, GR64, 8>;
322 def AsmLOC : AsmCondUnaryRSY<"loc", 0xEBF2, GR32, 4>;
323 def AsmLOCG : AsmCondUnaryRSY<"locg", 0xEBE2, GR64, 8>;
327 let SimpleBDXStore = 1 in {
328 defm ST : StoreRXPair<"st", 0x50, 0xE350, store, GR32, 4>;
329 def STG : StoreRXY<"stg", 0xE324, store, GR64, 8>;
331 // These instructions are split after register allocation, so we don't
332 // want a custom inserter.
333 let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
334 def ST128 : Pseudo<(outs), (ins GR128:$src, bdxaddr20only128:$dst),
335 [(store GR128:$src, bdxaddr20only128:$dst)]>;
338 def STRL : StoreRILPC<"strl", 0xC4F, aligned_store, GR32>;
339 def STGRL : StoreRILPC<"stgrl", 0xC4B, aligned_store, GR64>;
341 // Store on condition.
342 let isCodeGenOnly = 1, Uses = [CC] in {
343 def STOC : CondStoreRSY<"stoc", 0xEBF3, GR32, 4>;
344 def STOCG : CondStoreRSY<"stocg", 0xEBE3, GR64, 8>;
347 def AsmSTOC : AsmCondStoreRSY<"stoc", 0xEBF3, GR32, 4>;
348 def AsmSTOCG : AsmCondStoreRSY<"stocg", 0xEBE3, GR64, 8>;
351 // 8-bit immediate stores to 8-bit fields.
352 defm MVI : StoreSIPair<"mvi", 0x92, 0xEB52, truncstorei8, imm32zx8trunc>;
354 // 16-bit immediate stores to 16-, 32- or 64-bit fields.
355 def MVHHI : StoreSIL<"mvhhi", 0xE544, truncstorei16, imm32sx16trunc>;
356 def MVHI : StoreSIL<"mvhi", 0xE54C, store, imm32sx16>;
357 def MVGHI : StoreSIL<"mvghi", 0xE548, store, imm64sx16>;
359 // Memory-to-memory moves.
360 let mayLoad = 1, mayStore = 1 in
361 defm MVC : MemorySS<"mvc", 0xD2, z_mvc, z_mvc_loop>;
364 let mayLoad = 1, mayStore = 1, Defs = [CC], Uses = [R0W] in
365 defm MVST : StringRRE<"mvst", 0xB255, z_stpcpy>;
367 //===----------------------------------------------------------------------===//
369 //===----------------------------------------------------------------------===//
371 // Note that putting these before zero extensions mean that we will prefer
372 // them for anyextload*. There's not really much to choose between the two
373 // either way, but signed-extending loads have a short LH and a long LHY,
374 // while zero-extending loads have only the long LLH.
376 //===----------------------------------------------------------------------===//
378 // 32-bit extensions from registers.
379 let neverHasSideEffects = 1 in {
380 def LBR : UnaryRRE<"lb", 0xB926, sext8, GR32, GR32>;
381 def LHR : UnaryRRE<"lh", 0xB927, sext16, GR32, GR32>;
384 // 64-bit extensions from registers.
385 let neverHasSideEffects = 1 in {
386 def LGBR : UnaryRRE<"lgb", 0xB906, sext8, GR64, GR64>;
387 def LGHR : UnaryRRE<"lgh", 0xB907, sext16, GR64, GR64>;
388 def LGFR : UnaryRRE<"lgf", 0xB914, sext32, GR64, GR32>;
390 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
391 def LTGFR : UnaryRRE<"ltgf", 0xB912, null_frag, GR64, GR64>;
393 // Match 32-to-64-bit sign extensions in which the source is already
394 // in a 64-bit register.
395 def : Pat<(sext_inreg GR64:$src, i32),
396 (LGFR (EXTRACT_SUBREG GR64:$src, subreg_32bit))>;
398 // 32-bit extensions from memory.
399 def LB : UnaryRXY<"lb", 0xE376, asextloadi8, GR32, 1>;
400 defm LH : UnaryRXPair<"lh", 0x48, 0xE378, asextloadi16, GR32, 2>;
401 def LHRL : UnaryRILPC<"lhrl", 0xC45, aligned_asextloadi16, GR32>;
403 // 64-bit extensions from memory.
404 def LGB : UnaryRXY<"lgb", 0xE377, asextloadi8, GR64, 1>;
405 def LGH : UnaryRXY<"lgh", 0xE315, asextloadi16, GR64, 2>;
406 def LGF : UnaryRXY<"lgf", 0xE314, asextloadi32, GR64, 4>;
407 def LGHRL : UnaryRILPC<"lghrl", 0xC44, aligned_asextloadi16, GR64>;
408 def LGFRL : UnaryRILPC<"lgfrl", 0xC4C, aligned_asextloadi32, GR64>;
409 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
410 def LTGF : UnaryRXY<"ltgf", 0xE332, asextloadi32, GR64, 4>;
412 //===----------------------------------------------------------------------===//
414 //===----------------------------------------------------------------------===//
416 // 32-bit extensions from registers.
417 let neverHasSideEffects = 1 in {
418 def LLCR : UnaryRRE<"llc", 0xB994, zext8, GR32, GR32>;
419 def LLHR : UnaryRRE<"llh", 0xB995, zext16, GR32, GR32>;
422 // 64-bit extensions from registers.
423 let neverHasSideEffects = 1 in {
424 def LLGCR : UnaryRRE<"llgc", 0xB984, zext8, GR64, GR64>;
425 def LLGHR : UnaryRRE<"llgh", 0xB985, zext16, GR64, GR64>;
426 def LLGFR : UnaryRRE<"llgf", 0xB916, zext32, GR64, GR32>;
429 // Match 32-to-64-bit zero extensions in which the source is already
430 // in a 64-bit register.
431 def : Pat<(and GR64:$src, 0xffffffff),
432 (LLGFR (EXTRACT_SUBREG GR64:$src, subreg_32bit))>;
434 // 32-bit extensions from memory.
435 def LLC : UnaryRXY<"llc", 0xE394, azextloadi8, GR32, 1>;
436 def LLH : UnaryRXY<"llh", 0xE395, azextloadi16, GR32, 2>;
437 def LLHRL : UnaryRILPC<"llhrl", 0xC42, aligned_azextloadi16, GR32>;
439 // 64-bit extensions from memory.
440 def LLGC : UnaryRXY<"llgc", 0xE390, azextloadi8, GR64, 1>;
441 def LLGH : UnaryRXY<"llgh", 0xE391, azextloadi16, GR64, 2>;
442 def LLGF : UnaryRXY<"llgf", 0xE316, azextloadi32, GR64, 4>;
443 def LLGHRL : UnaryRILPC<"llghrl", 0xC46, aligned_azextloadi16, GR64>;
444 def LLGFRL : UnaryRILPC<"llgfrl", 0xC4E, aligned_azextloadi32, GR64>;
446 //===----------------------------------------------------------------------===//
448 //===----------------------------------------------------------------------===//
450 // Truncations of 64-bit registers to 32-bit registers.
451 def : Pat<(i32 (trunc GR64:$src)),
452 (EXTRACT_SUBREG GR64:$src, subreg_32bit)>;
454 // Truncations of 32-bit registers to memory.
455 defm STC : StoreRXPair<"stc", 0x42, 0xE372, truncstorei8, GR32, 1>;
456 defm STH : StoreRXPair<"sth", 0x40, 0xE370, truncstorei16, GR32, 2>;
457 def STHRL : StoreRILPC<"sthrl", 0xC47, aligned_truncstorei16, GR32>;
459 // Truncations of 64-bit registers to memory.
460 defm : StoreGR64Pair<STC, STCY, truncstorei8>;
461 defm : StoreGR64Pair<STH, STHY, truncstorei16>;
462 def : StoreGR64PC<STHRL, aligned_truncstorei16>;
463 defm : StoreGR64Pair<ST, STY, truncstorei32>;
464 def : StoreGR64PC<STRL, aligned_truncstorei32>;
466 //===----------------------------------------------------------------------===//
467 // Multi-register moves
468 //===----------------------------------------------------------------------===//
470 // Multi-register loads.
471 def LMG : LoadMultipleRSY<"lmg", 0xEB04, GR64>;
473 // Multi-register stores.
474 def STMG : StoreMultipleRSY<"stmg", 0xEB24, GR64>;
476 //===----------------------------------------------------------------------===//
478 //===----------------------------------------------------------------------===//
480 // Byte-swapping register moves.
481 let neverHasSideEffects = 1 in {
482 def LRVR : UnaryRRE<"lrv", 0xB91F, bswap, GR32, GR32>;
483 def LRVGR : UnaryRRE<"lrvg", 0xB90F, bswap, GR64, GR64>;
486 // Byte-swapping loads. Unlike normal loads, these instructions are
487 // allowed to access storage more than once.
488 def LRV : UnaryRXY<"lrv", 0xE31E, loadu<bswap, nonvolatile_load>, GR32, 4>;
489 def LRVG : UnaryRXY<"lrvg", 0xE30F, loadu<bswap, nonvolatile_load>, GR64, 8>;
491 // Likewise byte-swapping stores.
492 def STRV : StoreRXY<"strv", 0xE33E, storeu<bswap, nonvolatile_store>, GR32, 4>;
493 def STRVG : StoreRXY<"strvg", 0xE32F, storeu<bswap, nonvolatile_store>,
496 //===----------------------------------------------------------------------===//
497 // Load address instructions
498 //===----------------------------------------------------------------------===//
500 // Load BDX-style addresses.
501 let neverHasSideEffects = 1, isAsCheapAsAMove = 1, isReMaterializable = 1,
503 let DispSize = "12" in
504 def LA : InstRX<0x41, (outs GR64:$R1), (ins laaddr12pair:$XBD2),
506 [(set GR64:$R1, laaddr12pair:$XBD2)]>;
507 let DispSize = "20" in
508 def LAY : InstRXY<0xE371, (outs GR64:$R1), (ins laaddr20pair:$XBD2),
510 [(set GR64:$R1, laaddr20pair:$XBD2)]>;
513 // Load a PC-relative address. There's no version of this instruction
514 // with a 16-bit offset, so there's no relaxation.
515 let neverHasSideEffects = 1, isAsCheapAsAMove = 1, isMoveImm = 1,
516 isReMaterializable = 1 in {
517 def LARL : InstRIL<0xC00, (outs GR64:$R1), (ins pcrel32:$I2),
519 [(set GR64:$R1, pcrel32:$I2)]>;
522 //===----------------------------------------------------------------------===//
523 // Absolute and Negation
524 //===----------------------------------------------------------------------===//
527 let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
528 def LPR : UnaryRR <"lp", 0x10, z_iabs32, GR32, GR32>;
529 def LPGR : UnaryRRE<"lpg", 0xB900, z_iabs64, GR64, GR64>;
531 let CCValues = 0xE, CompareZeroCCMask = 0xE in
532 def LPGFR : UnaryRRE<"lpgf", 0xB910, null_frag, GR64, GR32>;
534 defm : SXU<z_iabs64, LPGFR>;
537 let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
538 def LNR : UnaryRR <"ln", 0x11, z_inegabs32, GR32, GR32>;
539 def LNGR : UnaryRRE<"lng", 0xB901, z_inegabs64, GR64, GR64>;
541 let CCValues = 0xE, CompareZeroCCMask = 0xE in
542 def LNGFR : UnaryRRE<"lngf", 0xB911, null_frag, GR64, GR32>;
544 defm : SXU<z_inegabs64, LNGFR>;
547 let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
548 def LCR : UnaryRR <"lc", 0x13, ineg, GR32, GR32>;
549 def LCGR : UnaryRRE<"lcg", 0xB903, ineg, GR64, GR64>;
551 let CCValues = 0xE, CompareZeroCCMask = 0xE in
552 def LCGFR : UnaryRRE<"lcgf", 0xB913, null_frag, GR64, GR32>;
554 defm : SXU<ineg, LCGFR>;
556 //===----------------------------------------------------------------------===//
558 //===----------------------------------------------------------------------===//
560 let isCodeGenOnly = 1 in
561 defm IC32 : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR32, azextloadi8, 1>;
562 defm IC : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR64, azextloadi8, 1>;
564 defm : InsertMem<"inserti8", IC32, GR32, azextloadi8, bdxaddr12pair>;
565 defm : InsertMem<"inserti8", IC32Y, GR32, azextloadi8, bdxaddr20pair>;
567 defm : InsertMem<"inserti8", IC, GR64, azextloadi8, bdxaddr12pair>;
568 defm : InsertMem<"inserti8", ICY, GR64, azextloadi8, bdxaddr20pair>;
570 // Insertions of a 16-bit immediate, leaving other bits unaffected.
571 // We don't have or_as_insert equivalents of these operations because
572 // OI is available instead.
573 def IILL : BinaryRI<"iill", 0xA53, insertll, GR32, imm32ll16>;
574 def IILH : BinaryRI<"iilh", 0xA52, insertlh, GR32, imm32lh16>;
575 def IILL64 : BinaryAliasRI<insertll, GR64, imm64ll16>;
576 def IILH64 : BinaryAliasRI<insertlh, GR64, imm64lh16>;
577 def IIHL : BinaryRI<"iihl", 0xA51, inserthl, GR64, imm64hl16>;
578 def IIHH : BinaryRI<"iihh", 0xA50, inserthh, GR64, imm64hh16>;
580 // ...likewise for 32-bit immediates. For GR32s this is a general
581 // full-width move. (We use IILF rather than something like LLILF
582 // for 32-bit moves because IILF leaves the upper 32 bits of the
584 let isAsCheapAsAMove = 1, isMoveImm = 1, isReMaterializable = 1 in
585 def IILF : UnaryRIL<"iilf", 0xC09, bitconvert, GR32, uimm32>;
586 def IILF64 : BinaryAliasRIL<insertlf, GR64, imm64lf32>;
587 def IIHF : BinaryRIL<"iihf", 0xC08, inserthf, GR64, imm64hf32>;
589 // An alternative model of inserthf, with the first operand being
590 // a zero-extended value.
591 def : Pat<(or (zext32 GR32:$src), imm64hf32:$imm),
592 (IIHF (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_32bit),
595 //===----------------------------------------------------------------------===//
597 //===----------------------------------------------------------------------===//
600 let Defs = [CC], CCValues = 0xF, CompareZeroCCMask = 0x8 in {
601 // Addition of a register.
602 let isCommutable = 1 in {
603 defm AR : BinaryRRAndK<"a", 0x1A, 0xB9F8, add, GR32, GR32>;
604 defm AGR : BinaryRREAndK<"ag", 0xB908, 0xB9E8, add, GR64, GR64>;
606 def AGFR : BinaryRRE<"agf", 0xB918, null_frag, GR64, GR32>;
608 // Addition of signed 16-bit immediates.
609 defm AHI : BinaryRIAndK<"ahi", 0xA7A, 0xECD8, add, GR32, imm32sx16>;
610 defm AGHI : BinaryRIAndK<"aghi", 0xA7B, 0xECD9, add, GR64, imm64sx16>;
612 // Addition of signed 32-bit immediates.
613 def AFI : BinaryRIL<"afi", 0xC29, add, GR32, simm32>;
614 def AGFI : BinaryRIL<"agfi", 0xC28, add, GR64, imm64sx32>;
616 // Addition of memory.
617 defm AH : BinaryRXPair<"ah", 0x4A, 0xE37A, add, GR32, asextloadi16, 2>;
618 defm A : BinaryRXPair<"a", 0x5A, 0xE35A, add, GR32, load, 4>;
619 def AGF : BinaryRXY<"agf", 0xE318, add, GR64, asextloadi32, 4>;
620 def AG : BinaryRXY<"ag", 0xE308, add, GR64, load, 8>;
622 // Addition to memory.
623 def ASI : BinarySIY<"asi", 0xEB6A, add, imm32sx8>;
624 def AGSI : BinarySIY<"agsi", 0xEB7A, add, imm64sx8>;
626 defm : SXB<add, GR64, AGFR>;
628 // Addition producing a carry.
630 // Addition of a register.
631 let isCommutable = 1 in {
632 defm ALR : BinaryRRAndK<"al", 0x1E, 0xB9FA, addc, GR32, GR32>;
633 defm ALGR : BinaryRREAndK<"alg", 0xB90A, 0xB9EA, addc, GR64, GR64>;
635 def ALGFR : BinaryRRE<"algf", 0xB91A, null_frag, GR64, GR32>;
637 // Addition of signed 16-bit immediates.
638 def ALHSIK : BinaryRIE<"alhsik", 0xECDA, addc, GR32, imm32sx16>,
639 Requires<[FeatureDistinctOps]>;
640 def ALGHSIK : BinaryRIE<"alghsik", 0xECDB, addc, GR64, imm64sx16>,
641 Requires<[FeatureDistinctOps]>;
643 // Addition of unsigned 32-bit immediates.
644 def ALFI : BinaryRIL<"alfi", 0xC2B, addc, GR32, uimm32>;
645 def ALGFI : BinaryRIL<"algfi", 0xC2A, addc, GR64, imm64zx32>;
647 // Addition of memory.
648 defm AL : BinaryRXPair<"al", 0x5E, 0xE35E, addc, GR32, load, 4>;
649 def ALGF : BinaryRXY<"algf", 0xE31A, addc, GR64, azextloadi32, 4>;
650 def ALG : BinaryRXY<"alg", 0xE30A, addc, GR64, load, 8>;
652 defm : ZXB<addc, GR64, ALGFR>;
654 // Addition producing and using a carry.
655 let Defs = [CC], Uses = [CC] in {
656 // Addition of a register.
657 def ALCR : BinaryRRE<"alc", 0xB998, adde, GR32, GR32>;
658 def ALCGR : BinaryRRE<"alcg", 0xB988, adde, GR64, GR64>;
660 // Addition of memory.
661 def ALC : BinaryRXY<"alc", 0xE398, adde, GR32, load, 4>;
662 def ALCG : BinaryRXY<"alcg", 0xE388, adde, GR64, load, 8>;
665 //===----------------------------------------------------------------------===//
667 //===----------------------------------------------------------------------===//
669 // Plain substraction. Although immediate forms exist, we use the
670 // add-immediate instruction instead.
671 let Defs = [CC], CCValues = 0xF, CompareZeroCCMask = 0x8 in {
672 // Subtraction of a register.
673 defm SR : BinaryRRAndK<"s", 0x1B, 0xB9F9, sub, GR32, GR32>;
674 def SGFR : BinaryRRE<"sgf", 0xB919, null_frag, GR64, GR32>;
675 defm SGR : BinaryRREAndK<"sg", 0xB909, 0xB9E9, sub, GR64, GR64>;
677 // Subtraction of memory.
678 defm SH : BinaryRXPair<"sh", 0x4B, 0xE37B, sub, GR32, asextloadi16, 2>;
679 defm S : BinaryRXPair<"s", 0x5B, 0xE35B, sub, GR32, load, 4>;
680 def SGF : BinaryRXY<"sgf", 0xE319, sub, GR64, asextloadi32, 4>;
681 def SG : BinaryRXY<"sg", 0xE309, sub, GR64, load, 8>;
683 defm : SXB<sub, GR64, SGFR>;
685 // Subtraction producing a carry.
687 // Subtraction of a register.
688 defm SLR : BinaryRRAndK<"sl", 0x1F, 0xB9FB, subc, GR32, GR32>;
689 def SLGFR : BinaryRRE<"slgf", 0xB91B, null_frag, GR64, GR32>;
690 defm SLGR : BinaryRREAndK<"slg", 0xB90B, 0xB9EB, subc, GR64, GR64>;
692 // Subtraction of unsigned 32-bit immediates. These don't match
693 // subc because we prefer addc for constants.
694 def SLFI : BinaryRIL<"slfi", 0xC25, null_frag, GR32, uimm32>;
695 def SLGFI : BinaryRIL<"slgfi", 0xC24, null_frag, GR64, imm64zx32>;
697 // Subtraction of memory.
698 defm SL : BinaryRXPair<"sl", 0x5F, 0xE35F, subc, GR32, load, 4>;
699 def SLGF : BinaryRXY<"slgf", 0xE31B, subc, GR64, azextloadi32, 4>;
700 def SLG : BinaryRXY<"slg", 0xE30B, subc, GR64, load, 8>;
702 defm : ZXB<subc, GR64, SLGFR>;
704 // Subtraction producing and using a carry.
705 let Defs = [CC], Uses = [CC] in {
706 // Subtraction of a register.
707 def SLBR : BinaryRRE<"slb", 0xB999, sube, GR32, GR32>;
708 def SLGBR : BinaryRRE<"slbg", 0xB989, sube, GR64, GR64>;
710 // Subtraction of memory.
711 def SLB : BinaryRXY<"slb", 0xE399, sube, GR32, load, 4>;
712 def SLBG : BinaryRXY<"slbg", 0xE389, sube, GR64, load, 8>;
715 //===----------------------------------------------------------------------===//
717 //===----------------------------------------------------------------------===//
720 // ANDs of a register.
721 let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
722 defm NR : BinaryRRAndK<"n", 0x14, 0xB9F4, and, GR32, GR32>;
723 defm NGR : BinaryRREAndK<"ng", 0xB980, 0xB9E4, and, GR64, GR64>;
726 let isConvertibleToThreeAddress = 1 in {
727 // ANDs of a 16-bit immediate, leaving other bits unaffected.
728 // The CC result only reflects the 16-bit field, not the full register.
729 def NILL : BinaryRI<"nill", 0xA57, and, GR32, imm32ll16c>;
730 def NILH : BinaryRI<"nilh", 0xA56, and, GR32, imm32lh16c>;
731 def NILL64 : BinaryAliasRI<and, GR64, imm64ll16c>;
732 def NILH64 : BinaryAliasRI<and, GR64, imm64lh16c>;
733 def NIHL : BinaryRI<"nihl", 0xA55, and, GR64, imm64hl16c>;
734 def NIHH : BinaryRI<"nihh", 0xA54, and, GR64, imm64hh16c>;
736 // ANDs of a 32-bit immediate, leaving other bits unaffected.
737 // The CC result only reflects the 32-bit field, which means we can
738 // use it as a zero indicator for i32 operations but not otherwise.
739 let CCValues = 0xC, CompareZeroCCMask = 0x8 in
740 def NILF : BinaryRIL<"nilf", 0xC0B, and, GR32, uimm32>;
741 def NILF64 : BinaryAliasRIL<and, GR64, imm64lf32c>;
742 def NIHF : BinaryRIL<"nihf", 0xC0A, and, GR64, imm64hf32c>;
746 let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
747 defm N : BinaryRXPair<"n", 0x54, 0xE354, and, GR32, load, 4>;
748 def NG : BinaryRXY<"ng", 0xE380, and, GR64, load, 8>;
752 defm NI : BinarySIPair<"ni", 0x94, 0xEB54, null_frag, uimm8>;
755 let mayLoad = 1, mayStore = 1 in
756 defm NC : MemorySS<"nc", 0xD4, z_nc, z_nc_loop>;
758 defm : RMWIByte<and, bdaddr12pair, NI>;
759 defm : RMWIByte<and, bdaddr20pair, NIY>;
761 //===----------------------------------------------------------------------===//
763 //===----------------------------------------------------------------------===//
766 // ORs of a register.
767 let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
768 defm OR : BinaryRRAndK<"o", 0x16, 0xB9F6, or, GR32, GR32>;
769 defm OGR : BinaryRREAndK<"og", 0xB981, 0xB9E6, or, GR64, GR64>;
772 // ORs of a 16-bit immediate, leaving other bits unaffected.
773 // The CC result only reflects the 16-bit field, not the full register.
774 def OILL : BinaryRI<"oill", 0xA5B, or, GR32, imm32ll16>;
775 def OILH : BinaryRI<"oilh", 0xA5A, or, GR32, imm32lh16>;
776 def OILL64 : BinaryAliasRI<or, GR64, imm64ll16>;
777 def OILH64 : BinaryAliasRI<or, GR64, imm64lh16>;
778 def OIHL : BinaryRI<"oihl", 0xA59, or, GR64, imm64hl16>;
779 def OIHH : BinaryRI<"oihh", 0xA58, or, GR64, imm64hh16>;
781 // ORs of a 32-bit immediate, leaving other bits unaffected.
782 // The CC result only reflects the 32-bit field, which means we can
783 // use it as a zero indicator for i32 operations but not otherwise.
784 let CCValues = 0xC, CompareZeroCCMask = 0x8 in
785 def OILF : BinaryRIL<"oilf", 0xC0D, or, GR32, uimm32>;
786 def OILF64 : BinaryAliasRIL<or, GR64, imm64lf32>;
787 def OIHF : BinaryRIL<"oihf", 0xC0C, or, GR64, imm64hf32>;
790 let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
791 defm O : BinaryRXPair<"o", 0x56, 0xE356, or, GR32, load, 4>;
792 def OG : BinaryRXY<"og", 0xE381, or, GR64, load, 8>;
796 defm OI : BinarySIPair<"oi", 0x96, 0xEB56, null_frag, uimm8>;
799 let mayLoad = 1, mayStore = 1 in
800 defm OC : MemorySS<"oc", 0xD6, z_oc, z_oc_loop>;
802 defm : RMWIByte<or, bdaddr12pair, OI>;
803 defm : RMWIByte<or, bdaddr20pair, OIY>;
805 //===----------------------------------------------------------------------===//
807 //===----------------------------------------------------------------------===//
810 // XORs of a register.
811 let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
812 defm XR : BinaryRRAndK<"x", 0x17, 0xB9F7, xor, GR32, GR32>;
813 defm XGR : BinaryRREAndK<"xg", 0xB982, 0xB9E7, xor, GR64, GR64>;
816 // XORs of a 32-bit immediate, leaving other bits unaffected.
817 // The CC result only reflects the 32-bit field, which means we can
818 // use it as a zero indicator for i32 operations but not otherwise.
819 let CCValues = 0xC, CompareZeroCCMask = 0x8 in
820 def XILF : BinaryRIL<"xilf", 0xC07, xor, GR32, uimm32>;
821 def XILF64 : BinaryAliasRIL<xor, GR64, imm64lf32>;
822 def XIHF : BinaryRIL<"xihf", 0xC06, xor, GR64, imm64hf32>;
825 let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
826 defm X : BinaryRXPair<"x",0x57, 0xE357, xor, GR32, load, 4>;
827 def XG : BinaryRXY<"xg", 0xE382, xor, GR64, load, 8>;
831 defm XI : BinarySIPair<"xi", 0x97, 0xEB57, null_frag, uimm8>;
834 let mayLoad = 1, mayStore = 1 in
835 defm XC : MemorySS<"xc", 0xD7, z_xc, z_xc_loop>;
837 defm : RMWIByte<xor, bdaddr12pair, XI>;
838 defm : RMWIByte<xor, bdaddr20pair, XIY>;
840 //===----------------------------------------------------------------------===//
842 //===----------------------------------------------------------------------===//
844 // Multiplication of a register.
845 let isCommutable = 1 in {
846 def MSR : BinaryRRE<"ms", 0xB252, mul, GR32, GR32>;
847 def MSGR : BinaryRRE<"msg", 0xB90C, mul, GR64, GR64>;
849 def MSGFR : BinaryRRE<"msgf", 0xB91C, null_frag, GR64, GR32>;
850 defm : SXB<mul, GR64, MSGFR>;
852 // Multiplication of a signed 16-bit immediate.
853 def MHI : BinaryRI<"mhi", 0xA7C, mul, GR32, imm32sx16>;
854 def MGHI : BinaryRI<"mghi", 0xA7D, mul, GR64, imm64sx16>;
856 // Multiplication of a signed 32-bit immediate.
857 def MSFI : BinaryRIL<"msfi", 0xC21, mul, GR32, simm32>;
858 def MSGFI : BinaryRIL<"msgfi", 0xC20, mul, GR64, imm64sx32>;
860 // Multiplication of memory.
861 defm MH : BinaryRXPair<"mh", 0x4C, 0xE37C, mul, GR32, asextloadi16, 2>;
862 defm MS : BinaryRXPair<"ms", 0x71, 0xE351, mul, GR32, load, 4>;
863 def MSGF : BinaryRXY<"msgf", 0xE31C, mul, GR64, asextloadi32, 4>;
864 def MSG : BinaryRXY<"msg", 0xE30C, mul, GR64, load, 8>;
866 // Multiplication of a register, producing two results.
867 def MLGR : BinaryRRE<"mlg", 0xB986, z_umul_lohi64, GR128, GR64>;
869 // Multiplication of memory, producing two results.
870 def MLG : BinaryRXY<"mlg", 0xE386, z_umul_lohi64, GR128, load, 8>;
872 //===----------------------------------------------------------------------===//
873 // Division and remainder
874 //===----------------------------------------------------------------------===//
876 // Division and remainder, from registers.
877 def DSGFR : BinaryRRE<"dsgf", 0xB91D, z_sdivrem32, GR128, GR32>;
878 def DSGR : BinaryRRE<"dsg", 0xB90D, z_sdivrem64, GR128, GR64>;
879 def DLR : BinaryRRE<"dl", 0xB997, z_udivrem32, GR128, GR32>;
880 def DLGR : BinaryRRE<"dlg", 0xB987, z_udivrem64, GR128, GR64>;
882 // Division and remainder, from memory.
883 def DSGF : BinaryRXY<"dsgf", 0xE31D, z_sdivrem32, GR128, load, 4>;
884 def DSG : BinaryRXY<"dsg", 0xE30D, z_sdivrem64, GR128, load, 8>;
885 def DL : BinaryRXY<"dl", 0xE397, z_udivrem32, GR128, load, 4>;
886 def DLG : BinaryRXY<"dlg", 0xE387, z_udivrem64, GR128, load, 8>;
888 //===----------------------------------------------------------------------===//
890 //===----------------------------------------------------------------------===//
893 let neverHasSideEffects = 1 in {
894 defm SLL : ShiftRSAndK<"sll", 0x89, 0xEBDF, shl, GR32>;
895 def SLLG : ShiftRSY<"sllg", 0xEB0D, shl, GR64>;
898 // Logical shift right.
899 let neverHasSideEffects = 1 in {
900 defm SRL : ShiftRSAndK<"srl", 0x88, 0xEBDE, srl, GR32>;
901 def SRLG : ShiftRSY<"srlg", 0xEB0C, srl, GR64>;
904 // Arithmetic shift right.
905 let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
906 defm SRA : ShiftRSAndK<"sra", 0x8A, 0xEBDC, sra, GR32>;
907 def SRAG : ShiftRSY<"srag", 0xEB0A, sra, GR64>;
911 let neverHasSideEffects = 1 in {
912 def RLL : ShiftRSY<"rll", 0xEB1D, rotl, GR32>;
913 def RLLG : ShiftRSY<"rllg", 0xEB1C, rotl, GR64>;
916 // Rotate second operand left and inserted selected bits into first operand.
917 // These can act like 32-bit operands provided that the constant start and
918 // end bits (operands 2 and 3) are in the range [32, 64).
920 let isCodeGenOnly = 1 in
921 def RISBG32 : RotateSelectRIEf<"risbg", 0xEC55, GR32, GR32>;
922 let CCValues = 0xE, CompareZeroCCMask = 0xE in
923 def RISBG : RotateSelectRIEf<"risbg", 0xEC55, GR64, GR64>;
926 // Forms of RISBG that only affect one word of the destination register.
927 // They do not set CC.
928 let isCodeGenOnly = 1 in
929 def RISBLG32 : RotateSelectRIEf<"risblg", 0xEC51, GR32, GR32>,
930 Requires<[FeatureHighWord]>;
931 def RISBHG : RotateSelectRIEf<"risbhg", 0xEC5D, GR64, GR64>,
932 Requires<[FeatureHighWord]>;
933 def RISBLG : RotateSelectRIEf<"risblg", 0xEC51, GR64, GR64>,
934 Requires<[FeatureHighWord]>;
936 // Rotate second operand left and perform a logical operation with selected
937 // bits of the first operand. The CC result only describes the selected bits,
938 // so isn't useful for a full comparison against zero.
940 def RNSBG : RotateSelectRIEf<"rnsbg", 0xEC54, GR64, GR64>;
941 def ROSBG : RotateSelectRIEf<"rosbg", 0xEC56, GR64, GR64>;
942 def RXSBG : RotateSelectRIEf<"rxsbg", 0xEC57, GR64, GR64>;
945 //===----------------------------------------------------------------------===//
947 //===----------------------------------------------------------------------===//
949 // Signed comparisons. We put these before the unsigned comparisons because
950 // some of the signed forms have COMPARE AND BRANCH equivalents whereas none
951 // of the unsigned forms do.
952 let Defs = [CC], CCValues = 0xE in {
953 // Comparison with a register.
954 def CR : CompareRR <"c", 0x19, z_scmp, GR32, GR32>;
955 def CGFR : CompareRRE<"cgf", 0xB930, null_frag, GR64, GR32>;
956 def CGR : CompareRRE<"cg", 0xB920, z_scmp, GR64, GR64>;
958 // Comparison with a signed 16-bit immediate.
959 def CHI : CompareRI<"chi", 0xA7E, z_scmp, GR32, imm32sx16>;
960 def CGHI : CompareRI<"cghi", 0xA7F, z_scmp, GR64, imm64sx16>;
962 // Comparison with a signed 32-bit immediate.
963 def CFI : CompareRIL<"cfi", 0xC2D, z_scmp, GR32, simm32>;
964 def CGFI : CompareRIL<"cgfi", 0xC2C, z_scmp, GR64, imm64sx32>;
966 // Comparison with memory.
967 defm CH : CompareRXPair<"ch", 0x49, 0xE379, z_scmp, GR32, asextloadi16, 2>;
968 defm C : CompareRXPair<"c", 0x59, 0xE359, z_scmp, GR32, load, 4>;
969 def CGH : CompareRXY<"cgh", 0xE334, z_scmp, GR64, asextloadi16, 2>;
970 def CGF : CompareRXY<"cgf", 0xE330, z_scmp, GR64, asextloadi32, 4>;
971 def CG : CompareRXY<"cg", 0xE320, z_scmp, GR64, load, 8>;
972 def CHRL : CompareRILPC<"chrl", 0xC65, z_scmp, GR32, aligned_asextloadi16>;
973 def CRL : CompareRILPC<"crl", 0xC6D, z_scmp, GR32, aligned_load>;
974 def CGHRL : CompareRILPC<"cghrl", 0xC64, z_scmp, GR64, aligned_asextloadi16>;
975 def CGFRL : CompareRILPC<"cgfrl", 0xC6C, z_scmp, GR64, aligned_asextloadi32>;
976 def CGRL : CompareRILPC<"cgrl", 0xC68, z_scmp, GR64, aligned_load>;
978 // Comparison between memory and a signed 16-bit immediate.
979 def CHHSI : CompareSIL<"chhsi", 0xE554, z_scmp, asextloadi16, imm32sx16>;
980 def CHSI : CompareSIL<"chsi", 0xE55C, z_scmp, load, imm32sx16>;
981 def CGHSI : CompareSIL<"cghsi", 0xE558, z_scmp, load, imm64sx16>;
983 defm : SXB<z_scmp, GR64, CGFR>;
985 // Unsigned comparisons.
986 let Defs = [CC], CCValues = 0xE, IsLogical = 1 in {
987 // Comparison with a register.
988 def CLR : CompareRR <"cl", 0x15, z_ucmp, GR32, GR32>;
989 def CLGFR : CompareRRE<"clgf", 0xB931, null_frag, GR64, GR32>;
990 def CLGR : CompareRRE<"clg", 0xB921, z_ucmp, GR64, GR64>;
992 // Comparison with a signed 32-bit immediate.
993 def CLFI : CompareRIL<"clfi", 0xC2F, z_ucmp, GR32, uimm32>;
994 def CLGFI : CompareRIL<"clgfi", 0xC2E, z_ucmp, GR64, imm64zx32>;
996 // Comparison with memory.
997 defm CL : CompareRXPair<"cl", 0x55, 0xE355, z_ucmp, GR32, load, 4>;
998 def CLGF : CompareRXY<"clgf", 0xE331, z_ucmp, GR64, azextloadi32, 4>;
999 def CLG : CompareRXY<"clg", 0xE321, z_ucmp, GR64, load, 8>;
1000 def CLHRL : CompareRILPC<"clhrl", 0xC67, z_ucmp, GR32,
1001 aligned_azextloadi16>;
1002 def CLRL : CompareRILPC<"clrl", 0xC6F, z_ucmp, GR32,
1004 def CLGHRL : CompareRILPC<"clghrl", 0xC66, z_ucmp, GR64,
1005 aligned_azextloadi16>;
1006 def CLGFRL : CompareRILPC<"clgfrl", 0xC6E, z_ucmp, GR64,
1007 aligned_azextloadi32>;
1008 def CLGRL : CompareRILPC<"clgrl", 0xC6A, z_ucmp, GR64,
1011 // Comparison between memory and an unsigned 8-bit immediate.
1012 defm CLI : CompareSIPair<"cli", 0x95, 0xEB55, z_ucmp, azextloadi8, imm32zx8>;
1014 // Comparison between memory and an unsigned 16-bit immediate.
1015 def CLHHSI : CompareSIL<"clhhsi", 0xE555, z_ucmp, azextloadi16, imm32zx16>;
1016 def CLFHSI : CompareSIL<"clfhsi", 0xE55D, z_ucmp, load, imm32zx16>;
1017 def CLGHSI : CompareSIL<"clghsi", 0xE559, z_ucmp, load, imm64zx16>;
1019 defm : ZXB<z_ucmp, GR64, CLGFR>;
1021 // Memory-to-memory comparison.
1022 let mayLoad = 1, Defs = [CC] in
1023 defm CLC : MemorySS<"clc", 0xD5, z_clc, z_clc_loop>;
1025 // String comparison.
1026 let mayLoad = 1, Defs = [CC], Uses = [R0W] in
1027 defm CLST : StringRRE<"clst", 0xB25D, z_strcmp>;
1030 let Defs = [CC] in {
1031 def TMLL : CompareRI<"tmll", 0xA71, z_tm_reg, GR32, imm32ll16>;
1032 def TMLH : CompareRI<"tmlh", 0xA70, z_tm_reg, GR32, imm32lh16>;
1034 def TMHL : CompareRI<"tmhl", 0xA73, z_tm_reg, GR64, imm64hl16>;
1035 def TMHH : CompareRI<"tmhh", 0xA72, z_tm_reg, GR64, imm64hh16>;
1037 defm TM : CompareSIPair<"tm", 0x91, 0xEB51, z_tm_mem, anyextloadi8, imm32zx8>;
1039 def : CompareGR64RI<TMLL, z_tm_reg, imm64ll16>;
1040 def : CompareGR64RI<TMLH, z_tm_reg, imm64lh16>;
1042 //===----------------------------------------------------------------------===//
1044 //===----------------------------------------------------------------------===//
1046 def PFD : PrefetchRXY<"pfd", 0xE336, z_prefetch>;
1047 def PFDRL : PrefetchRILPC<"pfdrl", 0xC62, z_prefetch>;
1049 //===----------------------------------------------------------------------===//
1050 // Atomic operations
1051 //===----------------------------------------------------------------------===//
1053 def ATOMIC_SWAPW : AtomicLoadWBinaryReg<z_atomic_swapw>;
1054 def ATOMIC_SWAP_32 : AtomicLoadBinaryReg32<atomic_swap_32>;
1055 def ATOMIC_SWAP_64 : AtomicLoadBinaryReg64<atomic_swap_64>;
1057 def ATOMIC_LOADW_AR : AtomicLoadWBinaryReg<z_atomic_loadw_add>;
1058 def ATOMIC_LOADW_AFI : AtomicLoadWBinaryImm<z_atomic_loadw_add, simm32>;
1059 def ATOMIC_LOAD_AR : AtomicLoadBinaryReg32<atomic_load_add_32>;
1060 def ATOMIC_LOAD_AHI : AtomicLoadBinaryImm32<atomic_load_add_32, imm32sx16>;
1061 def ATOMIC_LOAD_AFI : AtomicLoadBinaryImm32<atomic_load_add_32, simm32>;
1062 def ATOMIC_LOAD_AGR : AtomicLoadBinaryReg64<atomic_load_add_64>;
1063 def ATOMIC_LOAD_AGHI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx16>;
1064 def ATOMIC_LOAD_AGFI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx32>;
1066 def ATOMIC_LOADW_SR : AtomicLoadWBinaryReg<z_atomic_loadw_sub>;
1067 def ATOMIC_LOAD_SR : AtomicLoadBinaryReg32<atomic_load_sub_32>;
1068 def ATOMIC_LOAD_SGR : AtomicLoadBinaryReg64<atomic_load_sub_64>;
1070 def ATOMIC_LOADW_NR : AtomicLoadWBinaryReg<z_atomic_loadw_and>;
1071 def ATOMIC_LOADW_NILH : AtomicLoadWBinaryImm<z_atomic_loadw_and, imm32lh16c>;
1072 def ATOMIC_LOAD_NR : AtomicLoadBinaryReg32<atomic_load_and_32>;
1073 def ATOMIC_LOAD_NILL : AtomicLoadBinaryImm32<atomic_load_and_32, imm32ll16c>;
1074 def ATOMIC_LOAD_NILH : AtomicLoadBinaryImm32<atomic_load_and_32, imm32lh16c>;
1075 def ATOMIC_LOAD_NILF : AtomicLoadBinaryImm32<atomic_load_and_32, uimm32>;
1076 def ATOMIC_LOAD_NGR : AtomicLoadBinaryReg64<atomic_load_and_64>;
1077 def ATOMIC_LOAD_NILL64 : AtomicLoadBinaryImm64<atomic_load_and_64, imm64ll16c>;
1078 def ATOMIC_LOAD_NILH64 : AtomicLoadBinaryImm64<atomic_load_and_64, imm64lh16c>;
1079 def ATOMIC_LOAD_NIHL : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hl16c>;
1080 def ATOMIC_LOAD_NIHH : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hh16c>;
1081 def ATOMIC_LOAD_NILF64 : AtomicLoadBinaryImm64<atomic_load_and_64, imm64lf32c>;
1082 def ATOMIC_LOAD_NIHF : AtomicLoadBinaryImm64<atomic_load_and_64, imm64hf32c>;
1084 def ATOMIC_LOADW_OR : AtomicLoadWBinaryReg<z_atomic_loadw_or>;
1085 def ATOMIC_LOADW_OILH : AtomicLoadWBinaryImm<z_atomic_loadw_or, imm32lh16>;
1086 def ATOMIC_LOAD_OR : AtomicLoadBinaryReg32<atomic_load_or_32>;
1087 def ATOMIC_LOAD_OILL : AtomicLoadBinaryImm32<atomic_load_or_32, imm32ll16>;
1088 def ATOMIC_LOAD_OILH : AtomicLoadBinaryImm32<atomic_load_or_32, imm32lh16>;
1089 def ATOMIC_LOAD_OILF : AtomicLoadBinaryImm32<atomic_load_or_32, uimm32>;
1090 def ATOMIC_LOAD_OGR : AtomicLoadBinaryReg64<atomic_load_or_64>;
1091 def ATOMIC_LOAD_OILL64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64ll16>;
1092 def ATOMIC_LOAD_OILH64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lh16>;
1093 def ATOMIC_LOAD_OIHL : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hl16>;
1094 def ATOMIC_LOAD_OIHH : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hh16>;
1095 def ATOMIC_LOAD_OILF64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lf32>;
1096 def ATOMIC_LOAD_OIHF : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hf32>;
1098 def ATOMIC_LOADW_XR : AtomicLoadWBinaryReg<z_atomic_loadw_xor>;
1099 def ATOMIC_LOADW_XILF : AtomicLoadWBinaryImm<z_atomic_loadw_xor, uimm32>;
1100 def ATOMIC_LOAD_XR : AtomicLoadBinaryReg32<atomic_load_xor_32>;
1101 def ATOMIC_LOAD_XILF : AtomicLoadBinaryImm32<atomic_load_xor_32, uimm32>;
1102 def ATOMIC_LOAD_XGR : AtomicLoadBinaryReg64<atomic_load_xor_64>;
1103 def ATOMIC_LOAD_XILF64 : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64lf32>;
1104 def ATOMIC_LOAD_XIHF : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64hf32>;
1106 def ATOMIC_LOADW_NRi : AtomicLoadWBinaryReg<z_atomic_loadw_nand>;
1107 def ATOMIC_LOADW_NILHi : AtomicLoadWBinaryImm<z_atomic_loadw_nand,
1109 def ATOMIC_LOAD_NRi : AtomicLoadBinaryReg32<atomic_load_nand_32>;
1110 def ATOMIC_LOAD_NILLi : AtomicLoadBinaryImm32<atomic_load_nand_32,
1112 def ATOMIC_LOAD_NILHi : AtomicLoadBinaryImm32<atomic_load_nand_32,
1114 def ATOMIC_LOAD_NILFi : AtomicLoadBinaryImm32<atomic_load_nand_32, uimm32>;
1115 def ATOMIC_LOAD_NGRi : AtomicLoadBinaryReg64<atomic_load_nand_64>;
1116 def ATOMIC_LOAD_NILL64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1118 def ATOMIC_LOAD_NILH64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1120 def ATOMIC_LOAD_NIHLi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1122 def ATOMIC_LOAD_NIHHi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1124 def ATOMIC_LOAD_NILF64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1126 def ATOMIC_LOAD_NIHFi : AtomicLoadBinaryImm64<atomic_load_nand_64,
1129 def ATOMIC_LOADW_MIN : AtomicLoadWBinaryReg<z_atomic_loadw_min>;
1130 def ATOMIC_LOAD_MIN_32 : AtomicLoadBinaryReg32<atomic_load_min_32>;
1131 def ATOMIC_LOAD_MIN_64 : AtomicLoadBinaryReg64<atomic_load_min_64>;
1133 def ATOMIC_LOADW_MAX : AtomicLoadWBinaryReg<z_atomic_loadw_max>;
1134 def ATOMIC_LOAD_MAX_32 : AtomicLoadBinaryReg32<atomic_load_max_32>;
1135 def ATOMIC_LOAD_MAX_64 : AtomicLoadBinaryReg64<atomic_load_max_64>;
1137 def ATOMIC_LOADW_UMIN : AtomicLoadWBinaryReg<z_atomic_loadw_umin>;
1138 def ATOMIC_LOAD_UMIN_32 : AtomicLoadBinaryReg32<atomic_load_umin_32>;
1139 def ATOMIC_LOAD_UMIN_64 : AtomicLoadBinaryReg64<atomic_load_umin_64>;
1141 def ATOMIC_LOADW_UMAX : AtomicLoadWBinaryReg<z_atomic_loadw_umax>;
1142 def ATOMIC_LOAD_UMAX_32 : AtomicLoadBinaryReg32<atomic_load_umax_32>;
1143 def ATOMIC_LOAD_UMAX_64 : AtomicLoadBinaryReg64<atomic_load_umax_64>;
1145 def ATOMIC_CMP_SWAPW
1146 : Pseudo<(outs GR32:$dst), (ins bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1147 ADDR32:$bitshift, ADDR32:$negbitshift,
1150 (z_atomic_cmp_swapw bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1151 ADDR32:$bitshift, ADDR32:$negbitshift,
1152 uimm32:$bitsize))]> {
1156 let usesCustomInserter = 1;
1159 let Defs = [CC] in {
1160 defm CS : CmpSwapRSPair<"cs", 0xBA, 0xEB14, atomic_cmp_swap_32, GR32>;
1161 def CSG : CmpSwapRSY<"csg", 0xEB30, atomic_cmp_swap_64, GR64>;
1164 //===----------------------------------------------------------------------===//
1165 // Miscellaneous Instructions.
1166 //===----------------------------------------------------------------------===//
1168 // Extract CC into bits 29 and 28 of a register.
1170 def IPM : InherentRRE<"ipm", 0xB222, GR32, (z_ipm)>;
1172 // Read a 32-bit access register into a GR32. As with all GR32 operations,
1173 // the upper 32 bits of the enclosing GR64 remain unchanged, which is useful
1174 // when a 64-bit address is stored in a pair of access registers.
1175 def EAR : InstRRE<0xB24F, (outs GR32:$R1), (ins access_reg:$R2),
1177 [(set GR32:$R1, (z_extract_access access_reg:$R2))]>;
1179 // Find leftmost one, AKA count leading zeros. The instruction actually
1180 // returns a pair of GR64s, the first giving the number of leading zeros
1181 // and the second giving a copy of the source with the leftmost one bit
1182 // cleared. We only use the first result here.
1183 let Defs = [CC] in {
1184 def FLOGR : UnaryRRE<"flog", 0xB983, null_frag, GR128, GR64>;
1186 def : Pat<(ctlz GR64:$src),
1187 (EXTRACT_SUBREG (FLOGR GR64:$src), subreg_high)>;
1189 // Use subregs to populate the "don't care" bits in a 32-bit to 64-bit anyext.
1190 def : Pat<(i64 (anyext GR32:$src)),
1191 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_32bit)>;
1193 // Extend GR32s and GR64s to GR128s.
1194 let usesCustomInserter = 1 in {
1195 def AEXT128_64 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
1196 def ZEXT128_32 : Pseudo<(outs GR128:$dst), (ins GR32:$src), []>;
1197 def ZEXT128_64 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
1200 // Search a block of memory for a character.
1201 let mayLoad = 1, Defs = [CC], Uses = [R0W] in
1202 defm SRST : StringRRE<"srst", 0xb25e, z_search_string>;
1204 //===----------------------------------------------------------------------===//
1206 //===----------------------------------------------------------------------===//
1208 // Use AL* for GR64 additions of unsigned 32-bit values.
1209 defm : ZXB<add, GR64, ALGFR>;
1210 def : Pat<(add GR64:$src1, imm64zx32:$src2),
1211 (ALGFI GR64:$src1, imm64zx32:$src2)>;
1212 def : Pat<(add GR64:$src1, (azextloadi32 bdxaddr20only:$addr)),
1213 (ALGF GR64:$src1, bdxaddr20only:$addr)>;
1215 // Use SL* for GR64 subtractions of unsigned 32-bit values.
1216 defm : ZXB<sub, GR64, SLGFR>;
1217 def : Pat<(add GR64:$src1, imm64zx32n:$src2),
1218 (SLGFI GR64:$src1, imm64zx32n:$src2)>;
1219 def : Pat<(sub GR64:$src1, (azextloadi32 bdxaddr20only:$addr)),
1220 (SLGF GR64:$src1, bdxaddr20only:$addr)>;
1222 // Optimize sign-extended 1/0 selects to -1/0 selects. This is important
1223 // for vector legalization.
1224 def : Pat<(sra (shl (i32 (z_select_ccmask 1, 0, uimm8zx4:$valid, uimm8zx4:$cc)),
1227 (Select32 (LHI -1), (LHI 0), uimm8zx4:$valid, uimm8zx4:$cc)>;
1228 def : Pat<(sra (shl (i64 (anyext (i32 (z_select_ccmask 1, 0, uimm8zx4:$valid,
1232 (Select64 (LGHI -1), (LGHI 0), uimm8zx4:$valid, uimm8zx4:$cc)>;
1234 // Peepholes for turning scalar operations into block operations.
1235 defm : BlockLoadStore<anyextloadi8, i32, MVCSequence, NCSequence, OCSequence,
1237 defm : BlockLoadStore<anyextloadi16, i32, MVCSequence, NCSequence, OCSequence,
1239 defm : BlockLoadStore<load, i32, MVCSequence, NCSequence, OCSequence,
1241 defm : BlockLoadStore<anyextloadi8, i64, MVCSequence, NCSequence,
1242 OCSequence, XCSequence, 1>;
1243 defm : BlockLoadStore<anyextloadi16, i64, MVCSequence, NCSequence, OCSequence,
1245 defm : BlockLoadStore<anyextloadi32, i64, MVCSequence, NCSequence, OCSequence,
1247 defm : BlockLoadStore<load, i64, MVCSequence, NCSequence, OCSequence,