1//===-- SystemZInstrInfo.td - General SystemZ instructions ----*- tblgen-*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9def IsTargetELF           : Predicate<"Subtarget->isTargetELF()">;
10
11//===----------------------------------------------------------------------===//
12// Stack allocation
13//===----------------------------------------------------------------------===//
14
15// The callseq_start node requires the hasSideEffects flag, even though these
16// instructions are noops on SystemZ.
17let hasNoSchedulingInfo = 1, hasSideEffects = 1 in {
18  def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i64imm:$amt1, i64imm:$amt2),
19                                [(callseq_start timm:$amt1, timm:$amt2)]>;
20  def ADJCALLSTACKUP   : Pseudo<(outs), (ins i64imm:$amt1, i64imm:$amt2),
21                                [(callseq_end timm:$amt1, timm:$amt2)]>;
22}
23
24// Takes as input the value of the stack pointer after a dynamic allocation
25// has been made.  Sets the output to the address of the dynamically-
26// allocated area itself, skipping the outgoing arguments.
27//
28// This expands to an LA or LAY instruction.  We restrict the offset
29// to the range of LA and keep the LAY range in reserve for when
30// the size of the outgoing arguments is added.
31def ADJDYNALLOC : Pseudo<(outs GR64:$dst), (ins dynalloc12only:$src),
32                         [(set GR64:$dst, dynalloc12only:$src)]>;
33
34let Defs = [R15D, CC], Uses = [R15D], hasNoSchedulingInfo = 1,
35    usesCustomInserter = 1 in
36  def PROBED_ALLOCA : Pseudo<(outs GR64:$dst),
37                             (ins GR64:$oldSP, GR64:$space),
38           [(set GR64:$dst, (z_probed_alloca GR64:$oldSP, GR64:$space))]>;
39
40let Defs = [R1D, R15D, CC], Uses = [R15D], hasNoSchedulingInfo = 1,
41    hasSideEffects = 1 in
42  def PROBED_STACKALLOC : Pseudo<(outs), (ins i64imm:$stacksize), []>;
43
44//===----------------------------------------------------------------------===//
45// Branch instructions
46//===----------------------------------------------------------------------===//
47
48// Conditional branches.
49let isBranch = 1, isTerminator = 1, Uses = [CC] in {
50  // It's easier for LLVM to handle these branches in their raw BRC/BRCL form
51  // with the condition-code mask being the first operand.  It seems friendlier
52  // to use mnemonic forms like JE and JLH when writing out the assembly though.
53  let isCodeGenOnly = 1 in {
54    // An assembler extended mnemonic for BRC.
55    def BRC  : CondBranchRI <"j#",  0xA74, z_br_ccmask>;
56    // An assembler extended mnemonic for BRCL.  (The extension is "G"
57    // rather than "L" because "JL" is "Jump if Less".)
58    def BRCL : CondBranchRIL<"jg#", 0xC04>;
59    let isIndirectBranch = 1 in {
60      def BC  : CondBranchRX<"b#",  0x47>;
61      def BCR : CondBranchRR<"b#r", 0x07>;
62      def BIC : CondBranchRXY<"bi#", 0xe347>,
63                Requires<[FeatureMiscellaneousExtensions2]>;
64    }
65  }
66
67  // Allow using the raw forms directly from the assembler (and occasional
68  // special code generation needs) as well.
69  def BRCAsm  : AsmCondBranchRI <"brc",  0xA74>;
70  def BRCLAsm : AsmCondBranchRIL<"brcl", 0xC04>;
71  let isIndirectBranch = 1 in {
72    def BCAsm  : AsmCondBranchRX<"bc",  0x47>;
73    def BCRAsm : AsmCondBranchRR<"bcr", 0x07>;
74    def BICAsm : AsmCondBranchRXY<"bic", 0xe347>,
75                 Requires<[FeatureMiscellaneousExtensions2]>;
76  }
77
78  // Define AsmParser extended mnemonics for each general condition-code mask
79  // (integer or floating-point)
80  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
81                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
82    def JAsm#V  : FixedCondBranchRI <CV<V>, "j#",  0xA74>;
83    def JGAsm#V : FixedCondBranchRIL<CV<V>, "jg#", 0xC04>;
84    let isIndirectBranch = 1 in {
85      def BAsm#V  : FixedCondBranchRX <CV<V>, "b#",  0x47>;
86      def BRAsm#V : FixedCondBranchRR <CV<V>, "b#r", 0x07>;
87      def BIAsm#V : FixedCondBranchRXY<CV<V>, "bi#", 0xe347>,
88                    Requires<[FeatureMiscellaneousExtensions2]>;
89    }
90  }
91}
92
93// Unconditional branches.  These are in fact simply variants of the
94// conditional branches with the condition mask set to "always".
95let isBranch = 1, isTerminator = 1, isBarrier = 1 in {
96  def J  : FixedCondBranchRI <CondAlways, "j",  0xA74, br>;
97  def JG : FixedCondBranchRIL<CondAlways, "jg", 0xC04>;
98  let isIndirectBranch = 1 in {
99    def B  : FixedCondBranchRX<CondAlways, "b",  0x47>;
100    def BR : FixedCondBranchRR<CondAlways, "br", 0x07, brind>;
101    def BI : FixedCondBranchRXY<CondAlways, "bi", 0xe347, brind>,
102             Requires<[FeatureMiscellaneousExtensions2]>;
103  }
104}
105
106// NOPs.  These are again variants of the conditional branches, with the
107// condition mask set to "never".  NOP_bare can't be an InstAlias since it
108// would need R0D hard coded which is not part of ADDR64BitRegClass.
109def NOP  : InstAlias<"nop\t$XBD", (BCAsm 0, bdxaddr12only:$XBD), 0>;
110let isAsmParserOnly = 1, hasNoSchedulingInfo = 1, M1 = 0, XBD2 = 0 in
111  def NOP_bare  : InstRXb<0x47,(outs), (ins), "nop", []>;
112def NOPR : InstAlias<"nopr\t$R", (BCRAsm 0, GR64:$R), 0>;
113def NOPR_bare : InstAlias<"nopr", (BCRAsm 0, R0D), 0>;
114
115// An alias of BRC 0, label
116def JNOP : InstAlias<"jnop\t$RI2", (BRCAsm 0, brtarget16:$RI2), 0>;
117
118// An alias of BRCL 0, label
119def JGNOP : InstAlias<"jgnop\t$RI2", (BRCLAsm 0, brtarget32:$RI2), 0>;
120
121// Fused compare-and-branch instructions.
122//
123// These instructions do not use or clobber the condition codes.
124// We nevertheless pretend that the relative compare-and-branch
125// instructions clobber CC, so that we can lower them to separate
126// comparisons and BRCLs if the branch ends up being out of range.
127let isBranch = 1, isTerminator = 1 in {
128  // As for normal branches, we handle these instructions internally in
129  // their raw CRJ-like form, but use assembly macros like CRJE when writing
130  // them out.  Using the *Pair multiclasses, we also create the raw forms.
131  let Defs = [CC] in {
132    defm CRJ   : CmpBranchRIEbPair<"crj",   0xEC76, GR32>;
133    defm CGRJ  : CmpBranchRIEbPair<"cgrj",  0xEC64, GR64>;
134    defm CIJ   : CmpBranchRIEcPair<"cij",   0xEC7E, GR32, imm32sx8>;
135    defm CGIJ  : CmpBranchRIEcPair<"cgij",  0xEC7C, GR64, imm64sx8>;
136    defm CLRJ  : CmpBranchRIEbPair<"clrj",  0xEC77, GR32>;
137    defm CLGRJ : CmpBranchRIEbPair<"clgrj", 0xEC65, GR64>;
138    defm CLIJ  : CmpBranchRIEcPair<"clij",  0xEC7F, GR32, imm32zx8>;
139    defm CLGIJ : CmpBranchRIEcPair<"clgij", 0xEC7D, GR64, imm64zx8>;
140  }
141  let isIndirectBranch = 1 in {
142    defm CRB   : CmpBranchRRSPair<"crb",   0xECF6, GR32>;
143    defm CGRB  : CmpBranchRRSPair<"cgrb",  0xECE4, GR64>;
144    defm CIB   : CmpBranchRISPair<"cib",   0xECFE, GR32, imm32sx8>;
145    defm CGIB  : CmpBranchRISPair<"cgib",  0xECFC, GR64, imm64sx8>;
146    defm CLRB  : CmpBranchRRSPair<"clrb",  0xECF7, GR32>;
147    defm CLGRB : CmpBranchRRSPair<"clgrb", 0xECE5, GR64>;
148    defm CLIB  : CmpBranchRISPair<"clib",  0xECFF, GR32, imm32zx8>;
149    defm CLGIB : CmpBranchRISPair<"clgib", 0xECFD, GR64, imm64zx8>;
150  }
151
152  // Define AsmParser mnemonics for each integer condition-code mask.
153  foreach V = [ "E", "H", "L", "HE", "LE", "LH",
154                "NE", "NH", "NL", "NHE", "NLE", "NLH" ] in {
155    let Defs = [CC] in {
156      def CRJAsm#V   : FixedCmpBranchRIEb<ICV<V>, "crj",   0xEC76, GR32>;
157      def CGRJAsm#V  : FixedCmpBranchRIEb<ICV<V>, "cgrj",  0xEC64, GR64>;
158      def CIJAsm#V   : FixedCmpBranchRIEc<ICV<V>, "cij",   0xEC7E, GR32,
159                                          imm32sx8>;
160      def CGIJAsm#V  : FixedCmpBranchRIEc<ICV<V>, "cgij",  0xEC7C, GR64,
161                                          imm64sx8>;
162      def CLRJAsm#V  : FixedCmpBranchRIEb<ICV<V>, "clrj",  0xEC77, GR32>;
163      def CLGRJAsm#V : FixedCmpBranchRIEb<ICV<V>, "clgrj", 0xEC65, GR64>;
164      def CLIJAsm#V  : FixedCmpBranchRIEc<ICV<V>, "clij",  0xEC7F, GR32,
165                                          imm32zx8>;
166      def CLGIJAsm#V : FixedCmpBranchRIEc<ICV<V>, "clgij", 0xEC7D, GR64,
167                                          imm64zx8>;
168    }
169    let isIndirectBranch = 1 in {
170      def CRBAsm#V   : FixedCmpBranchRRS<ICV<V>, "crb",   0xECF6, GR32>;
171      def CGRBAsm#V  : FixedCmpBranchRRS<ICV<V>, "cgrb",  0xECE4, GR64>;
172      def CIBAsm#V   : FixedCmpBranchRIS<ICV<V>, "cib",   0xECFE, GR32,
173                                         imm32sx8>;
174      def CGIBAsm#V  : FixedCmpBranchRIS<ICV<V>, "cgib",  0xECFC, GR64,
175                                         imm64sx8>;
176      def CLRBAsm#V  : FixedCmpBranchRRS<ICV<V>, "clrb",  0xECF7, GR32>;
177      def CLGRBAsm#V : FixedCmpBranchRRS<ICV<V>, "clgrb", 0xECE5, GR64>;
178      def CLIBAsm#V  : FixedCmpBranchRIS<ICV<V>, "clib",  0xECFF, GR32,
179                                         imm32zx8>;
180      def CLGIBAsm#V : FixedCmpBranchRIS<ICV<V>, "clgib", 0xECFD, GR64,
181                                         imm64zx8>;
182    }
183  }
184}
185
186// Decrement a register and branch if it is nonzero.  These don't clobber CC,
187// but we might need to split long relative branches into sequences that do.
188let isBranch = 1, isTerminator = 1 in {
189  let Defs = [CC] in {
190    def BRCT  : BranchUnaryRI<"brct",  0xA76, GR32>;
191    def BRCTG : BranchUnaryRI<"brctg", 0xA77, GR64>;
192  }
193  // This doesn't need to clobber CC since we never need to split it.
194  def BRCTH : BranchUnaryRIL<"brcth", 0xCC6, GRH32>,
195              Requires<[FeatureHighWord]>;
196
197  def BCT   : BranchUnaryRX<"bct",  0x46,GR32>;
198  def BCTR  : BranchUnaryRR<"bctr", 0x06, GR32>;
199  def BCTG  : BranchUnaryRXY<"bctg",  0xE346, GR64>;
200  def BCTGR : BranchUnaryRRE<"bctgr", 0xB946, GR64>;
201}
202
203let isBranch = 1, isTerminator = 1 in {
204  let Defs = [CC] in {
205    def BRXH  : BranchBinaryRSI<"brxh",  0x84, GR32>;
206    def BRXLE : BranchBinaryRSI<"brxle", 0x85, GR32>;
207    def BRXHG : BranchBinaryRIEe<"brxhg", 0xEC44, GR64>;
208    def BRXLG : BranchBinaryRIEe<"brxlg", 0xEC45, GR64>;
209  }
210  def BXH   : BranchBinaryRS<"bxh",  0x86, GR32>;
211  def BXLE  : BranchBinaryRS<"bxle", 0x87, GR32>;
212  def BXHG  : BranchBinaryRSY<"bxhg",  0xEB44, GR64>;
213  def BXLEG : BranchBinaryRSY<"bxleg", 0xEB45, GR64>;
214}
215
216//===----------------------------------------------------------------------===//
217// Trap instructions
218//===----------------------------------------------------------------------===//
219
220// Unconditional trap.
221let hasCtrlDep = 1, hasSideEffects = 1 in
222  def Trap : Alias<4, (outs), (ins), [(trap)]>;
223
224// Conditional trap.
225let hasCtrlDep = 1, Uses = [CC], hasSideEffects = 1 in
226  def CondTrap : Alias<4, (outs), (ins cond4:$valid, cond4:$R1), []>;
227
228// Fused compare-and-trap instructions.
229let hasCtrlDep = 1, hasSideEffects = 1 in {
230  // These patterns work the same way as for compare-and-branch.
231  defm CRT   : CmpBranchRRFcPair<"crt",   0xB972, GR32>;
232  defm CGRT  : CmpBranchRRFcPair<"cgrt",  0xB960, GR64>;
233  defm CLRT  : CmpBranchRRFcPair<"clrt",  0xB973, GR32>;
234  defm CLGRT : CmpBranchRRFcPair<"clgrt", 0xB961, GR64>;
235  defm CIT   : CmpBranchRIEaPair<"cit",   0xEC72, GR32, imm32sx16>;
236  defm CGIT  : CmpBranchRIEaPair<"cgit",  0xEC70, GR64, imm64sx16>;
237  defm CLFIT : CmpBranchRIEaPair<"clfit", 0xEC73, GR32, imm32zx16>;
238  defm CLGIT : CmpBranchRIEaPair<"clgit", 0xEC71, GR64, imm64zx16>;
239  let Predicates = [FeatureMiscellaneousExtensions] in {
240    defm CLT  : CmpBranchRSYbPair<"clt",  0xEB23, GR32>;
241    defm CLGT : CmpBranchRSYbPair<"clgt", 0xEB2B, GR64>;
242  }
243
244  foreach V = [ "E", "H", "L", "HE", "LE", "LH",
245                "NE", "NH", "NL", "NHE", "NLE", "NLH" ] in {
246    def CRTAsm#V   : FixedCmpBranchRRFc<ICV<V>, "crt",   0xB972, GR32>;
247    def CGRTAsm#V  : FixedCmpBranchRRFc<ICV<V>, "cgrt",  0xB960, GR64>;
248    def CLRTAsm#V  : FixedCmpBranchRRFc<ICV<V>, "clrt",  0xB973, GR32>;
249    def CLGRTAsm#V : FixedCmpBranchRRFc<ICV<V>, "clgrt", 0xB961, GR64>;
250    def CITAsm#V   : FixedCmpBranchRIEa<ICV<V>, "cit",   0xEC72, GR32,
251                                         imm32sx16>;
252    def CGITAsm#V  : FixedCmpBranchRIEa<ICV<V>, "cgit",  0xEC70, GR64,
253                                         imm64sx16>;
254    def CLFITAsm#V : FixedCmpBranchRIEa<ICV<V>, "clfit", 0xEC73, GR32,
255                                         imm32zx16>;
256    def CLGITAsm#V : FixedCmpBranchRIEa<ICV<V>, "clgit", 0xEC71, GR64,
257                                         imm64zx16>;
258    let Predicates = [FeatureMiscellaneousExtensions] in {
259      def CLTAsm#V  : FixedCmpBranchRSYb<ICV<V>, "clt",  0xEB23, GR32>;
260      def CLGTAsm#V : FixedCmpBranchRSYb<ICV<V>, "clgt", 0xEB2B, GR64>;
261    }
262  }
263}
264
265//===----------------------------------------------------------------------===//
266// Call and return instructions
267//===----------------------------------------------------------------------===//
268
269// Define the general form of the call instructions for the asm parser.
270// These instructions don't hard-code %r14 as the return address register.
271let isCall = 1, Defs = [CC] in {
272  def BRAS  : CallRI <"bras", 0xA75>;
273  def BRASL : CallRIL<"brasl", 0xC05>;
274  def BAS   : CallRX <"bas", 0x4D>;
275  def BASR  : CallRR <"basr", 0x0D>;
276}
277
278// Regular calls.
279// z/Linux ELF
280let Predicates = [IsTargetELF] in {
281  let isCall = 1, Defs = [R14D, CC], Uses = [FPC] in {
282    def CallBRASL : Alias<6, (outs), (ins pcrel32:$I2, variable_ops),
283                          [(z_call pcrel32:$I2)]>;
284    def CallBASR  : Alias<2, (outs), (ins ADDR64:$R2, variable_ops),
285                          [(z_call ADDR64:$R2)]>;
286  }
287
288  // TLS calls.  These will be lowered into a call to __tls_get_offset,
289  // with an extra relocation specifying the TLS symbol.
290  let isCall = 1, Defs = [R14D, CC] in {
291    def TLS_GDCALL : Alias<6, (outs), (ins tlssym:$I2, variable_ops),
292                           [(z_tls_gdcall tglobaltlsaddr:$I2)]>;
293    def TLS_LDCALL : Alias<6, (outs), (ins tlssym:$I2, variable_ops),
294                           [(z_tls_ldcall tglobaltlsaddr:$I2)]>;
295  }
296}
297
298// Sibling calls.
299let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in {
300  def CallJG : Alias<6, (outs), (ins pcrel32:$I2),
301                     [(z_sibcall pcrel32:$I2)]>;
302  def CallBR : Alias<2, (outs), (ins ADDR64:$R2),
303                     [(z_sibcall ADDR64:$R2)]>;
304}
305
306// Conditional sibling calls.
307let CCMaskFirst = 1, isCall = 1, isTerminator = 1, isReturn = 1 in {
308  def CallBRCL : Alias<6, (outs), (ins cond4:$valid, cond4:$R1,
309                                   pcrel32:$I2), []>;
310  def CallBCR : Alias<2, (outs), (ins cond4:$valid, cond4:$R1,
311                                  ADDR64:$R2), []>;
312}
313
314// Fused compare and conditional sibling calls.
315let isCall = 1, isTerminator = 1, isReturn = 1 in {
316  def CRBCall : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3, ADDR64:$R4), []>;
317  def CGRBCall : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3, ADDR64:$R4), []>;
318  def CIBCall : Alias<6, (outs), (ins GR32:$R1, imm32sx8:$I2, cond4:$M3, ADDR64:$R4), []>;
319  def CGIBCall : Alias<6, (outs), (ins GR64:$R1, imm64sx8:$I2, cond4:$M3, ADDR64:$R4), []>;
320  def CLRBCall : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3, ADDR64:$R4), []>;
321  def CLGRBCall : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3, ADDR64:$R4), []>;
322  def CLIBCall : Alias<6, (outs), (ins GR32:$R1, imm32zx8:$I2, cond4:$M3, ADDR64:$R4), []>;
323  def CLGIBCall : Alias<6, (outs), (ins GR64:$R1, imm64zx8:$I2, cond4:$M3, ADDR64:$R4), []>;
324}
325
326// A return instruction (br %r14).
327let isReturn = 1, isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
328  def Return : Alias<2, (outs), (ins), [(z_retflag)]>;
329
330// A conditional return instruction (bcr <cond>, %r14).
331let isReturn = 1, isTerminator = 1, hasCtrlDep = 1, CCMaskFirst = 1, Uses = [CC] in
332  def CondReturn : Alias<2, (outs), (ins cond4:$valid, cond4:$R1), []>;
333
334// Fused compare and conditional returns.
335let isReturn = 1, isTerminator = 1, hasCtrlDep = 1 in {
336  def CRBReturn : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3), []>;
337  def CGRBReturn : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3), []>;
338  def CIBReturn : Alias<6, (outs), (ins GR32:$R1, imm32sx8:$I2, cond4:$M3), []>;
339  def CGIBReturn : Alias<6, (outs), (ins GR64:$R1, imm64sx8:$I2, cond4:$M3), []>;
340  def CLRBReturn : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3), []>;
341  def CLGRBReturn : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3), []>;
342  def CLIBReturn : Alias<6, (outs), (ins GR32:$R1, imm32zx8:$I2, cond4:$M3), []>;
343  def CLGIBReturn : Alias<6, (outs), (ins GR64:$R1, imm64zx8:$I2, cond4:$M3), []>;
344}
345
346//===----------------------------------------------------------------------===//
347// Select instructions
348//===----------------------------------------------------------------------===//
349
350def Select32    : SelectWrapper<i32, GR32>,
351                  Requires<[FeatureNoLoadStoreOnCond]>;
352def Select64    : SelectWrapper<i64, GR64>,
353                  Requires<[FeatureNoLoadStoreOnCond]>;
354
355// We don't define 32-bit Mux stores if we don't have STOCFH, because the
356// low-only STOC should then always be used if possible.
357defm CondStore8Mux  : CondStores<GRX32, nonvolatile_truncstorei8,
358                                 nonvolatile_anyextloadi8, bdxaddr20only>,
359                      Requires<[FeatureHighWord]>;
360defm CondStore16Mux : CondStores<GRX32, nonvolatile_truncstorei16,
361                                 nonvolatile_anyextloadi16, bdxaddr20only>,
362                      Requires<[FeatureHighWord]>;
363defm CondStore32Mux : CondStores<GRX32, simple_store,
364                                 simple_load, bdxaddr20only>,
365                      Requires<[FeatureLoadStoreOnCond2]>;
366defm CondStore8     : CondStores<GR32, nonvolatile_truncstorei8,
367                                 nonvolatile_anyextloadi8, bdxaddr20only>;
368defm CondStore16    : CondStores<GR32, nonvolatile_truncstorei16,
369                                 nonvolatile_anyextloadi16, bdxaddr20only>;
370defm CondStore32    : CondStores<GR32, simple_store,
371                                 simple_load, bdxaddr20only>;
372
373defm : CondStores64<CondStore8, CondStore8Inv, nonvolatile_truncstorei8,
374                    nonvolatile_anyextloadi8, bdxaddr20only>;
375defm : CondStores64<CondStore16, CondStore16Inv, nonvolatile_truncstorei16,
376                    nonvolatile_anyextloadi16, bdxaddr20only>;
377defm : CondStores64<CondStore32, CondStore32Inv, nonvolatile_truncstorei32,
378                    nonvolatile_anyextloadi32, bdxaddr20only>;
379defm CondStore64 : CondStores<GR64, simple_store,
380                              simple_load, bdxaddr20only>;
381
382//===----------------------------------------------------------------------===//
383// Move instructions
384//===----------------------------------------------------------------------===//
385
386// Register moves.
387def LR  : UnaryRR <"lr",  0x18,   null_frag, GR32, GR32>;
388def LGR : UnaryRRE<"lgr", 0xB904, null_frag, GR64, GR64>;
389
390let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
391  def LTR  : UnaryRR <"ltr",  0x12,   null_frag, GR32, GR32>;
392  def LTGR : UnaryRRE<"ltgr", 0xB902, null_frag, GR64, GR64>;
393}
394
395let usesCustomInserter = 1, hasNoSchedulingInfo = 1 in
396  def PAIR128 : Pseudo<(outs GR128:$dst), (ins GR64:$hi, GR64:$lo), []>;
397
398// Immediate moves.
399let isAsCheapAsAMove = 1, isMoveImm = 1, isReMaterializable = 1 in {
400  // 16-bit sign-extended immediates.  LHIMux expands to LHI or IIHF,
401  // deopending on the choice of register.
402  def LHIMux : UnaryRIPseudo<bitconvert, GRX32, imm32sx16>,
403               Requires<[FeatureHighWord]>;
404  def LHI  : UnaryRI<"lhi",  0xA78, bitconvert, GR32, imm32sx16>;
405  def LGHI : UnaryRI<"lghi", 0xA79, bitconvert, GR64, imm64sx16>;
406
407  // Other 16-bit immediates.
408  def LLILL : UnaryRI<"llill", 0xA5F, bitconvert, GR64, imm64ll16>;
409  def LLILH : UnaryRI<"llilh", 0xA5E, bitconvert, GR64, imm64lh16>;
410  def LLIHL : UnaryRI<"llihl", 0xA5D, bitconvert, GR64, imm64hl16>;
411  def LLIHH : UnaryRI<"llihh", 0xA5C, bitconvert, GR64, imm64hh16>;
412
413  // 32-bit immediates.
414  def LGFI  : UnaryRIL<"lgfi",  0xC01, bitconvert, GR64, imm64sx32>;
415  def LLILF : UnaryRIL<"llilf", 0xC0F, bitconvert, GR64, imm64lf32>;
416  def LLIHF : UnaryRIL<"llihf", 0xC0E, bitconvert, GR64, imm64hf32>;
417}
418
419// Register loads.
420let canFoldAsLoad = 1, SimpleBDXLoad = 1, mayLoad = 1 in {
421  // Expands to L, LY or LFH, depending on the choice of register.
422  def LMux : UnaryRXYPseudo<"l", load, GRX32, 4>,
423             Requires<[FeatureHighWord]>;
424  defm L : UnaryRXPair<"l", 0x58, 0xE358, load, GR32, 4>;
425  def LFH : UnaryRXY<"lfh", 0xE3CA, load, GRH32, 4>,
426            Requires<[FeatureHighWord]>;
427  def LG : UnaryRXY<"lg", 0xE304, load, GR64, 8>;
428
429  // These instructions are split after register allocation, so we don't
430  // want a custom inserter.
431  let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
432    def L128 : Pseudo<(outs GR128:$dst), (ins bdxaddr20only128:$src),
433                      [(set GR128:$dst, (load bdxaddr20only128:$src))]>;
434  }
435}
436let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
437  def LT  : UnaryRXY<"lt",  0xE312, load, GR32, 4>;
438  def LTG : UnaryRXY<"ltg", 0xE302, load, GR64, 8>;
439}
440
441let canFoldAsLoad = 1 in {
442  def LRL  : UnaryRILPC<"lrl",  0xC4D, aligned_load, GR32>;
443  def LGRL : UnaryRILPC<"lgrl", 0xC48, aligned_load, GR64>;
444}
445
446// Load and zero rightmost byte.
447let Predicates = [FeatureLoadAndZeroRightmostByte] in {
448  def LZRF : UnaryRXY<"lzrf", 0xE33B, null_frag, GR32, 4>;
449  def LZRG : UnaryRXY<"lzrg", 0xE32A, null_frag, GR64, 8>;
450  def : Pat<(and (i32 (load bdxaddr20only:$src)), 0xffffff00),
451            (LZRF bdxaddr20only:$src)>;
452  def : Pat<(and (i64 (load bdxaddr20only:$src)), 0xffffffffffffff00),
453            (LZRG bdxaddr20only:$src)>;
454}
455
456// Load and trap.
457let Predicates = [FeatureLoadAndTrap], hasSideEffects = 1 in {
458  def LAT   : UnaryRXY<"lat",   0xE39F, null_frag, GR32, 4>;
459  def LFHAT : UnaryRXY<"lfhat", 0xE3C8, null_frag, GRH32, 4>;
460  def LGAT  : UnaryRXY<"lgat",  0xE385, null_frag, GR64, 8>;
461}
462
463// Register stores.
464let SimpleBDXStore = 1, mayStore = 1 in {
465  // Expands to ST, STY or STFH, depending on the choice of register.
466  def STMux : StoreRXYPseudo<store, GRX32, 4>,
467              Requires<[FeatureHighWord]>;
468  defm ST : StoreRXPair<"st", 0x50, 0xE350, store, GR32, 4>;
469  def STFH : StoreRXY<"stfh", 0xE3CB, store, GRH32, 4>,
470             Requires<[FeatureHighWord]>;
471  def STG : StoreRXY<"stg", 0xE324, store, GR64, 8>;
472
473  // These instructions are split after register allocation, so we don't
474  // want a custom inserter.
475  let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
476    def ST128 : Pseudo<(outs), (ins GR128:$src, bdxaddr20only128:$dst),
477                       [(store GR128:$src, bdxaddr20only128:$dst)]>;
478  }
479}
480def STRL  : StoreRILPC<"strl", 0xC4F, aligned_store, GR32>;
481def STGRL : StoreRILPC<"stgrl", 0xC4B, aligned_store, GR64>;
482
483// 8-bit immediate stores to 8-bit fields.
484defm MVI : StoreSIPair<"mvi", 0x92, 0xEB52, truncstorei8, imm32zx8trunc>;
485
486// 16-bit immediate stores to 16-, 32- or 64-bit fields.
487def MVHHI : StoreSIL<"mvhhi", 0xE544, truncstorei16, imm32sx16trunc>;
488def MVHI  : StoreSIL<"mvhi",  0xE54C, store,         imm32sx16>;
489def MVGHI : StoreSIL<"mvghi", 0xE548, store,         imm64sx16>;
490
491// Memory-to-memory moves.
492let mayLoad = 1, mayStore = 1 in
493  defm MVC : MemorySS<"mvc", 0xD2, z_mvc, z_mvc_loop>;
494let mayLoad = 1, mayStore = 1, Defs = [CC] in {
495  def MVCL  : SideEffectBinaryMemMemRR<"mvcl", 0x0E, GR128, GR128>;
496  def MVCLE : SideEffectTernaryMemMemRS<"mvcle", 0xA8, GR128, GR128>;
497  def MVCLU : SideEffectTernaryMemMemRSY<"mvclu", 0xEB8E, GR128, GR128>;
498}
499
500// Move right.
501let Predicates = [FeatureMiscellaneousExtensions3],
502    mayLoad = 1, mayStore = 1, Uses = [R0L] in
503  def MVCRL : SideEffectBinarySSE<"mvcrl", 0xE50A>;
504
505// String moves.
506let mayLoad = 1, mayStore = 1, Defs = [CC] in
507  defm MVST : StringRRE<"mvst", 0xB255, z_stpcpy>;
508
509//===----------------------------------------------------------------------===//
510// Conditional move instructions
511//===----------------------------------------------------------------------===//
512
513let Predicates = [FeatureMiscellaneousExtensions3], Uses = [CC] in {
514  // Select.
515  let isCommutable = 1 in {
516    // Expands to SELR or SELFHR or a branch-and-move sequence,
517    // depending on the choice of registers.
518    def  SELRMux : CondBinaryRRFaPseudo<"MUXselr", GRX32, GRX32, GRX32>;
519    defm SELFHR  : CondBinaryRRFaPair<"selfhr", 0xB9C0, GRH32, GRH32, GRH32>;
520    defm SELR    : CondBinaryRRFaPair<"selr",   0xB9F0, GR32, GR32, GR32>;
521    defm SELGR   : CondBinaryRRFaPair<"selgr",  0xB9E3, GR64, GR64, GR64>;
522  }
523
524  // Define AsmParser extended mnemonics for each general condition-code mask.
525  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
526                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
527    def SELRAsm#V   : FixedCondBinaryRRFa<CV<V>, "selr",   0xB9F0,
528                                          GR32, GR32, GR32>;
529    def SELFHRAsm#V : FixedCondBinaryRRFa<CV<V>, "selfhr", 0xB9C0,
530                                          GRH32, GRH32, GRH32>;
531    def SELGRAsm#V  : FixedCondBinaryRRFa<CV<V>, "selgr",  0xB9E3,
532                                          GR64, GR64, GR64>;
533  }
534}
535
536let Predicates = [FeatureLoadStoreOnCond2], Uses = [CC] in {
537  // Load immediate on condition.  Matched via DAG pattern and created
538  // by the PeepholeOptimizer via FoldImmediate.
539
540  // Expands to LOCHI or LOCHHI, depending on the choice of register.
541  def LOCHIMux : CondBinaryRIEPseudo<GRX32, imm32sx16>;
542  defm LOCHHI  : CondBinaryRIEPair<"lochhi", 0xEC4E, GRH32, imm32sx16>;
543  defm LOCHI   : CondBinaryRIEPair<"lochi",  0xEC42, GR32, imm32sx16>;
544  defm LOCGHI  : CondBinaryRIEPair<"locghi", 0xEC46, GR64, imm64sx16>;
545
546  // Move register on condition.  Matched via DAG pattern and
547  // created by early if-conversion.
548  let isCommutable = 1 in {
549    // Expands to LOCR or LOCFHR or a branch-and-move sequence,
550    // depending on the choice of registers.
551    def LOCRMux : CondBinaryRRFPseudo<"MUXlocr", GRX32, GRX32>;
552    defm LOCFHR : CondBinaryRRFPair<"locfhr", 0xB9E0, GRH32, GRH32>;
553  }
554
555  // Load on condition.  Matched via DAG pattern.
556  // Expands to LOC or LOCFH, depending on the choice of register.
557  defm LOCMux : CondUnaryRSYPseudoAndMemFold<"MUXloc", simple_load, GRX32, 4>;
558  defm LOCFH : CondUnaryRSYPair<"locfh", 0xEBE0, simple_load, GRH32, 4>;
559
560  // Store on condition.  Expanded from CondStore* pseudos.
561  // Expands to STOC or STOCFH, depending on the choice of register.
562  def STOCMux : CondStoreRSYPseudo<GRX32, 4>;
563  defm STOCFH : CondStoreRSYPair<"stocfh", 0xEBE1, GRH32, 4>;
564
565  // Define AsmParser extended mnemonics for each general condition-code mask.
566  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
567                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
568    def LOCHIAsm#V  : FixedCondBinaryRIE<CV<V>, "lochi",  0xEC42, GR32,
569                                         imm32sx16>;
570    def LOCGHIAsm#V : FixedCondBinaryRIE<CV<V>, "locghi", 0xEC46, GR64,
571                                         imm64sx16>;
572    def LOCHHIAsm#V : FixedCondBinaryRIE<CV<V>, "lochhi", 0xEC4E, GRH32,
573                                         imm32sx16>;
574    def LOCFHRAsm#V : FixedCondBinaryRRF<CV<V>, "locfhr", 0xB9E0, GRH32, GRH32>;
575    def LOCFHAsm#V  : FixedCondUnaryRSY<CV<V>, "locfh",  0xEBE0, GRH32, 4>;
576    def STOCFHAsm#V : FixedCondStoreRSY<CV<V>, "stocfh", 0xEBE1, GRH32, 4>;
577  }
578}
579
580let Predicates = [FeatureLoadStoreOnCond], Uses = [CC] in {
581  // Move register on condition.  Matched via DAG pattern and
582  // created by early if-conversion.
583  let isCommutable = 1 in {
584    defm LOCR  : CondBinaryRRFPair<"locr",  0xB9F2, GR32, GR32>;
585    defm LOCGR : CondBinaryRRFPair<"locgr", 0xB9E2, GR64, GR64>;
586  }
587
588  // Load on condition.  Matched via DAG pattern.
589  defm LOC  : CondUnaryRSYPair<"loc",  0xEBF2, simple_load, GR32, 4>;
590  defm LOCG : CondUnaryRSYPairAndMemFold<"locg", 0xEBE2, simple_load, GR64, 8>;
591
592  // Store on condition.  Expanded from CondStore* pseudos.
593  defm STOC  : CondStoreRSYPair<"stoc",  0xEBF3, GR32, 4>;
594  defm STOCG : CondStoreRSYPair<"stocg", 0xEBE3, GR64, 8>;
595
596  // Define AsmParser extended mnemonics for each general condition-code mask.
597  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
598                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
599    def LOCRAsm#V   : FixedCondBinaryRRF<CV<V>, "locr",  0xB9F2, GR32, GR32>;
600    def LOCGRAsm#V  : FixedCondBinaryRRF<CV<V>, "locgr", 0xB9E2, GR64, GR64>;
601    def LOCAsm#V    : FixedCondUnaryRSY<CV<V>, "loc",   0xEBF2, GR32, 4>;
602    def LOCGAsm#V   : FixedCondUnaryRSY<CV<V>, "locg",  0xEBE2, GR64, 8>;
603    def STOCAsm#V   : FixedCondStoreRSY<CV<V>, "stoc",  0xEBF3, GR32, 4>;
604    def STOCGAsm#V  : FixedCondStoreRSY<CV<V>, "stocg", 0xEBE3, GR64, 8>;
605  }
606}
607//===----------------------------------------------------------------------===//
608// Sign extensions
609//===----------------------------------------------------------------------===//
610//
611// Note that putting these before zero extensions mean that we will prefer
612// them for anyextload*.  There's not really much to choose between the two
613// either way, but signed-extending loads have a short LH and a long LHY,
614// while zero-extending loads have only the long LLH.
615//
616//===----------------------------------------------------------------------===//
617
618// 32-bit extensions from registers.
619def LBR : UnaryRRE<"lbr", 0xB926, sext8,  GR32, GR32>;
620def LHR : UnaryRRE<"lhr", 0xB927, sext16, GR32, GR32>;
621
622// 64-bit extensions from registers.
623def LGBR : UnaryRRE<"lgbr", 0xB906, sext8,  GR64, GR64>;
624def LGHR : UnaryRRE<"lghr", 0xB907, sext16, GR64, GR64>;
625def LGFR : UnaryRRE<"lgfr", 0xB914, sext32, GR64, GR32>;
626
627let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
628  def LTGFR : UnaryRRE<"ltgfr", 0xB912, null_frag, GR64, GR32>;
629
630// Match 32-to-64-bit sign extensions in which the source is already
631// in a 64-bit register.
632def : Pat<(sext_inreg GR64:$src, i32),
633          (LGFR (EXTRACT_SUBREG GR64:$src, subreg_l32))>;
634
635// 32-bit extensions from 8-bit memory.  LBMux expands to LB or LBH,
636// depending on the choice of register.
637def LBMux : UnaryRXYPseudo<"lb", asextloadi8, GRX32, 1>,
638            Requires<[FeatureHighWord]>;
639def LB  : UnaryRXY<"lb", 0xE376, asextloadi8, GR32, 1>;
640def LBH : UnaryRXY<"lbh", 0xE3C0, asextloadi8, GRH32, 1>,
641          Requires<[FeatureHighWord]>;
642
643// 32-bit extensions from 16-bit memory.  LHMux expands to LH or LHH,
644// depending on the choice of register.
645def LHMux : UnaryRXYPseudo<"lh", asextloadi16, GRX32, 2>,
646            Requires<[FeatureHighWord]>;
647defm LH   : UnaryRXPair<"lh", 0x48, 0xE378, asextloadi16, GR32, 2>;
648def  LHH  : UnaryRXY<"lhh", 0xE3C4, asextloadi16, GRH32, 2>,
649            Requires<[FeatureHighWord]>;
650def  LHRL : UnaryRILPC<"lhrl", 0xC45, aligned_asextloadi16, GR32>;
651
652// 64-bit extensions from memory.
653def LGB   : UnaryRXY<"lgb", 0xE377, asextloadi8,  GR64, 1>;
654def LGH   : UnaryRXY<"lgh", 0xE315, asextloadi16, GR64, 2>;
655def LGF   : UnaryRXY<"lgf", 0xE314, asextloadi32, GR64, 4>;
656def LGHRL : UnaryRILPC<"lghrl", 0xC44, aligned_asextloadi16, GR64>;
657def LGFRL : UnaryRILPC<"lgfrl", 0xC4C, aligned_asextloadi32, GR64>;
658let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
659  def LTGF : UnaryRXY<"ltgf", 0xE332, asextloadi32, GR64, 4>;
660
661//===----------------------------------------------------------------------===//
662// Zero extensions
663//===----------------------------------------------------------------------===//
664
665// 32-bit extensions from registers.
666
667// Expands to LLCR or RISB[LH]G, depending on the choice of registers.
668def LLCRMux : UnaryRRPseudo<"llcr", zext8, GRX32, GRX32>,
669              Requires<[FeatureHighWord]>;
670def LLCR    : UnaryRRE<"llcr", 0xB994, zext8,  GR32, GR32>;
671// Expands to LLHR or RISB[LH]G, depending on the choice of registers.
672def LLHRMux : UnaryRRPseudo<"llhr", zext16, GRX32, GRX32>,
673              Requires<[FeatureHighWord]>;
674def LLHR    : UnaryRRE<"llhr", 0xB995, zext16, GR32, GR32>;
675
676// 64-bit extensions from registers.
677def LLGCR : UnaryRRE<"llgcr", 0xB984, zext8,  GR64, GR64>;
678def LLGHR : UnaryRRE<"llghr", 0xB985, zext16, GR64, GR64>;
679def LLGFR : UnaryRRE<"llgfr", 0xB916, zext32, GR64, GR32>;
680
681// Match 32-to-64-bit zero extensions in which the source is already
682// in a 64-bit register.
683def : Pat<(and GR64:$src, 0xffffffff),
684          (LLGFR (EXTRACT_SUBREG GR64:$src, subreg_l32))>;
685
686// 32-bit extensions from 8-bit memory.  LLCMux expands to LLC or LLCH,
687// depending on the choice of register.
688def LLCMux : UnaryRXYPseudo<"llc", azextloadi8, GRX32, 1>,
689             Requires<[FeatureHighWord]>;
690def LLC  : UnaryRXY<"llc", 0xE394, azextloadi8, GR32, 1>;
691def LLCH : UnaryRXY<"llch", 0xE3C2, azextloadi8, GRH32, 1>,
692           Requires<[FeatureHighWord]>;
693
694// 32-bit extensions from 16-bit memory.  LLHMux expands to LLH or LLHH,
695// depending on the choice of register.
696def LLHMux : UnaryRXYPseudo<"llh", azextloadi16, GRX32, 2>,
697             Requires<[FeatureHighWord]>;
698def LLH   : UnaryRXY<"llh", 0xE395, azextloadi16, GR32, 2>;
699def LLHH  : UnaryRXY<"llhh", 0xE3C6, azextloadi16, GRH32, 2>,
700            Requires<[FeatureHighWord]>;
701def LLHRL : UnaryRILPC<"llhrl", 0xC42, aligned_azextloadi16, GR32>;
702
703// 64-bit extensions from memory.
704def LLGC   : UnaryRXY<"llgc", 0xE390, azextloadi8,  GR64, 1>;
705def LLGH   : UnaryRXY<"llgh", 0xE391, azextloadi16, GR64, 2>;
706def LLGF   : UnaryRXY<"llgf", 0xE316, azextloadi32, GR64, 4>;
707def LLGHRL : UnaryRILPC<"llghrl", 0xC46, aligned_azextloadi16, GR64>;
708def LLGFRL : UnaryRILPC<"llgfrl", 0xC4E, aligned_azextloadi32, GR64>;
709
710// 31-to-64-bit zero extensions.
711def LLGTR : UnaryRRE<"llgtr", 0xB917, null_frag, GR64, GR64>;
712def LLGT  : UnaryRXY<"llgt",  0xE317, null_frag, GR64, 4>;
713def : Pat<(and GR64:$src, 0x7fffffff),
714          (LLGTR GR64:$src)>;
715def : Pat<(and (i64 (azextloadi32 bdxaddr20only:$src)), 0x7fffffff),
716          (LLGT bdxaddr20only:$src)>;
717
718// Load and zero rightmost byte.
719let Predicates = [FeatureLoadAndZeroRightmostByte] in {
720  def LLZRGF : UnaryRXY<"llzrgf", 0xE33A, null_frag, GR64, 4>;
721  def : Pat<(and (i64 (azextloadi32 bdxaddr20only:$src)), 0xffffff00),
722            (LLZRGF bdxaddr20only:$src)>;
723}
724
725// Load and trap.
726let Predicates = [FeatureLoadAndTrap], hasSideEffects = 1 in {
727  def LLGFAT : UnaryRXY<"llgfat", 0xE39D, null_frag, GR64, 4>;
728  def LLGTAT : UnaryRXY<"llgtat", 0xE39C, null_frag, GR64, 4>;
729}
730
731// Extend GR64s to GR128s.
732let usesCustomInserter = 1, hasNoSchedulingInfo = 1 in
733  def ZEXT128 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
734
735//===----------------------------------------------------------------------===//
736// "Any" extensions
737//===----------------------------------------------------------------------===//
738
739// Use subregs to populate the "don't care" bits in a 32-bit to 64-bit anyext.
740def : Pat<(i64 (anyext GR32:$src)),
741          (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_l32)>;
742
743// Extend GR64s to GR128s.
744let usesCustomInserter = 1, hasNoSchedulingInfo = 1 in
745  def AEXT128 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
746
747//===----------------------------------------------------------------------===//
748// Truncations
749//===----------------------------------------------------------------------===//
750
751// Truncations of 64-bit registers to 32-bit registers.
752def : Pat<(i32 (trunc GR64:$src)),
753          (EXTRACT_SUBREG GR64:$src, subreg_l32)>;
754
755// Truncations of 32-bit registers to 8-bit memory.  STCMux expands to
756// STC, STCY or STCH, depending on the choice of register.
757def STCMux : StoreRXYPseudo<truncstorei8, GRX32, 1>,
758             Requires<[FeatureHighWord]>;
759defm STC : StoreRXPair<"stc", 0x42, 0xE372, truncstorei8, GR32, 1>;
760def STCH : StoreRXY<"stch", 0xE3C3, truncstorei8, GRH32, 1>,
761           Requires<[FeatureHighWord]>;
762
763// Truncations of 32-bit registers to 16-bit memory.  STHMux expands to
764// STH, STHY or STHH, depending on the choice of register.
765def STHMux : StoreRXYPseudo<truncstorei16, GRX32, 1>,
766             Requires<[FeatureHighWord]>;
767defm STH : StoreRXPair<"sth", 0x40, 0xE370, truncstorei16, GR32, 2>;
768def STHH : StoreRXY<"sthh", 0xE3C7, truncstorei16, GRH32, 2>,
769           Requires<[FeatureHighWord]>;
770def STHRL : StoreRILPC<"sthrl", 0xC47, aligned_truncstorei16, GR32>;
771
772// Truncations of 64-bit registers to memory.
773defm : StoreGR64Pair<STC, STCY, truncstorei8>;
774defm : StoreGR64Pair<STH, STHY, truncstorei16>;
775def  : StoreGR64PC<STHRL, aligned_truncstorei16>;
776defm : StoreGR64Pair<ST, STY, truncstorei32>;
777def  : StoreGR64PC<STRL, aligned_truncstorei32>;
778
779// Store characters under mask -- not (yet) used for codegen.
780defm STCM : StoreBinaryRSPair<"stcm", 0xBE, 0xEB2D, GR32, 0>;
781def STCMH : StoreBinaryRSY<"stcmh", 0xEB2C, GRH32, 0>;
782
783//===----------------------------------------------------------------------===//
784// Multi-register moves
785//===----------------------------------------------------------------------===//
786
787// Multi-register loads.
788defm LM : LoadMultipleRSPair<"lm", 0x98, 0xEB98, GR32>;
789def LMG : LoadMultipleRSY<"lmg", 0xEB04, GR64>;
790def LMH : LoadMultipleRSY<"lmh", 0xEB96, GRH32>;
791def LMD : LoadMultipleSSe<"lmd", 0xEF, GR64>;
792
793// Multi-register stores.
794defm STM : StoreMultipleRSPair<"stm", 0x90, 0xEB90, GR32>;
795def STMG : StoreMultipleRSY<"stmg", 0xEB24, GR64>;
796def STMH : StoreMultipleRSY<"stmh", 0xEB26, GRH32>;
797
798//===----------------------------------------------------------------------===//
799// Byte swaps
800//===----------------------------------------------------------------------===//
801
802// Byte-swapping register moves.
803def LRVR  : UnaryRRE<"lrvr",  0xB91F, bswap, GR32, GR32>;
804def LRVGR : UnaryRRE<"lrvgr", 0xB90F, bswap, GR64, GR64>;
805
806// Byte-swapping loads.
807def LRVH : UnaryRXY<"lrvh", 0xE31F, z_loadbswap16, GR32, 2>;
808def LRV  : UnaryRXY<"lrv",  0xE31E, z_loadbswap32, GR32, 4>;
809def LRVG : UnaryRXY<"lrvg", 0xE30F, z_loadbswap64, GR64, 8>;
810
811// Byte-swapping stores.
812def STRVH : StoreRXY<"strvh", 0xE33F, z_storebswap16, GR32, 2>;
813def STRV  : StoreRXY<"strv",  0xE33E, z_storebswap32, GR32, 4>;
814def STRVG : StoreRXY<"strvg", 0xE32F, z_storebswap64, GR64, 8>;
815
816// Byte-swapping memory-to-memory moves.
817let mayLoad = 1, mayStore = 1 in
818  def MVCIN : SideEffectBinarySSa<"mvcin", 0xE8>;
819
820//===----------------------------------------------------------------------===//
821// Load address instructions
822//===----------------------------------------------------------------------===//
823
824// Load BDX-style addresses.
825let isAsCheapAsAMove = 1, isReMaterializable = 1 in
826  defm LA : LoadAddressRXPair<"la", 0x41, 0xE371, bitconvert>;
827
828// Load a PC-relative address.  There's no version of this instruction
829// with a 16-bit offset, so there's no relaxation.
830let isAsCheapAsAMove = 1, isMoveImm = 1, isReMaterializable = 1 in
831  def LARL : LoadAddressRIL<"larl", 0xC00, bitconvert>;
832
833// Load the Global Offset Table address.  This will be lowered into a
834//     larl $R1, _GLOBAL_OFFSET_TABLE_
835// instruction.
836def GOT : Alias<6, (outs GR64:$R1), (ins),
837                [(set GR64:$R1, (global_offset_table))]>;
838
839//===----------------------------------------------------------------------===//
840// Absolute and Negation
841//===----------------------------------------------------------------------===//
842
843let Defs = [CC] in {
844  let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
845    def LPR  : UnaryRR <"lpr",  0x10,   abs, GR32, GR32>;
846    def LPGR : UnaryRRE<"lpgr", 0xB900, abs, GR64, GR64>;
847  }
848  let CCValues = 0xE, CompareZeroCCMask = 0xE in
849    def LPGFR : UnaryRRE<"lpgfr", 0xB910, null_frag, GR64, GR32>;
850}
851defm : SXU<abs, LPGFR>;
852
853let Defs = [CC] in {
854  let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
855    def LNR  : UnaryRR <"lnr",  0x11,   z_inegabs, GR32, GR32>;
856    def LNGR : UnaryRRE<"lngr", 0xB901, z_inegabs, GR64, GR64>;
857  }
858  let CCValues = 0xE, CompareZeroCCMask = 0xE in
859    def LNGFR : UnaryRRE<"lngfr", 0xB911, null_frag, GR64, GR32>;
860}
861defm : SXU<z_inegabs, LNGFR>;
862
863let Defs = [CC] in {
864  let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
865    def LCR  : UnaryRR <"lcr",  0x13,   ineg, GR32, GR32>;
866    def LCGR : UnaryRRE<"lcgr", 0xB903, ineg, GR64, GR64>;
867  }
868  let CCValues = 0xE, CompareZeroCCMask = 0xE in
869    def LCGFR : UnaryRRE<"lcgfr", 0xB913, null_frag, GR64, GR32>;
870}
871defm : SXU<ineg, LCGFR>;
872
873//===----------------------------------------------------------------------===//
874// Insertion
875//===----------------------------------------------------------------------===//
876
877let isCodeGenOnly = 1 in
878  defm IC32 : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR32, azextloadi8, 1>;
879defm IC : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR64, azextloadi8, 1>;
880
881defm : InsertMem<"inserti8", IC32,  GR32, azextloadi8, bdxaddr12pair>;
882defm : InsertMem<"inserti8", IC32Y, GR32, azextloadi8, bdxaddr20pair>;
883
884defm : InsertMem<"inserti8", IC,  GR64, azextloadi8, bdxaddr12pair>;
885defm : InsertMem<"inserti8", ICY, GR64, azextloadi8, bdxaddr20pair>;
886
887// Insert characters under mask -- not (yet) used for codegen.
888let Defs = [CC] in {
889  defm ICM : TernaryRSPair<"icm", 0xBF, 0xEB81, GR32, 0>;
890  def ICMH : TernaryRSY<"icmh", 0xEB80, GRH32, 0>;
891}
892
893// Insertions of a 16-bit immediate, leaving other bits unaffected.
894// We don't have or_as_insert equivalents of these operations because
895// OI is available instead.
896//
897// IIxMux expands to II[LH]x, depending on the choice of register.
898def IILMux : BinaryRIPseudo<insertll, GRX32, imm32ll16>,
899             Requires<[FeatureHighWord]>;
900def IIHMux : BinaryRIPseudo<insertlh, GRX32, imm32lh16>,
901             Requires<[FeatureHighWord]>;
902def IILL : BinaryRI<"iill", 0xA53, insertll, GR32, imm32ll16>;
903def IILH : BinaryRI<"iilh", 0xA52, insertlh, GR32, imm32lh16>;
904def IIHL : BinaryRI<"iihl", 0xA51, insertll, GRH32, imm32ll16>;
905def IIHH : BinaryRI<"iihh", 0xA50, insertlh, GRH32, imm32lh16>;
906def IILL64 : BinaryAliasRI<insertll, GR64, imm64ll16>;
907def IILH64 : BinaryAliasRI<insertlh, GR64, imm64lh16>;
908def IIHL64 : BinaryAliasRI<inserthl, GR64, imm64hl16>;
909def IIHH64 : BinaryAliasRI<inserthh, GR64, imm64hh16>;
910
911// ...likewise for 32-bit immediates.  For GR32s this is a general
912// full-width move.  (We use IILF rather than something like LLILF
913// for 32-bit moves because IILF leaves the upper 32 bits of the
914// GR64 unchanged.)
915let isAsCheapAsAMove = 1, isMoveImm = 1, isReMaterializable = 1 in {
916  def IIFMux : UnaryRIPseudo<bitconvert, GRX32, uimm32>,
917               Requires<[FeatureHighWord]>;
918  def IILF : UnaryRIL<"iilf", 0xC09, bitconvert, GR32, uimm32>;
919  def IIHF : UnaryRIL<"iihf", 0xC08, bitconvert, GRH32, uimm32>;
920}
921def IILF64 : BinaryAliasRIL<insertlf, GR64, imm64lf32>;
922def IIHF64 : BinaryAliasRIL<inserthf, GR64, imm64hf32>;
923
924// An alternative model of inserthf, with the first operand being
925// a zero-extended value.
926def : Pat<(or (zext32 GR32:$src), imm64hf32:$imm),
927          (IIHF64 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_l32),
928                  imm64hf32:$imm)>;
929
930//===----------------------------------------------------------------------===//
931// Addition
932//===----------------------------------------------------------------------===//
933
934// Addition producing a signed overflow flag.
935let Defs = [CC], CCValues = 0xF, CCIfNoSignedWrap = 1 in {
936  // Addition of a register.
937  let isCommutable = 1 in {
938    defm AR : BinaryRRAndK<"ar", 0x1A, 0xB9F8, z_sadd, GR32, GR32>;
939    defm AGR : BinaryRREAndK<"agr", 0xB908, 0xB9E8, z_sadd, GR64, GR64>;
940  }
941  def AGFR : BinaryRRE<"agfr", 0xB918, null_frag, GR64, GR32>;
942
943  // Addition to a high register.
944  def AHHHR : BinaryRRFa<"ahhhr", 0xB9C8, null_frag, GRH32, GRH32, GRH32>,
945              Requires<[FeatureHighWord]>;
946  def AHHLR : BinaryRRFa<"ahhlr", 0xB9D8, null_frag, GRH32, GRH32, GR32>,
947              Requires<[FeatureHighWord]>;
948
949  // Addition of signed 16-bit immediates.
950  defm AHIMux : BinaryRIAndKPseudo<"ahimux", z_sadd, GRX32, imm32sx16>;
951  defm AHI  : BinaryRIAndK<"ahi",  0xA7A, 0xECD8, z_sadd, GR32, imm32sx16>;
952  defm AGHI : BinaryRIAndK<"aghi", 0xA7B, 0xECD9, z_sadd, GR64, imm64sx16>;
953
954  // Addition of signed 32-bit immediates.
955  def AFIMux : BinaryRIPseudo<z_sadd, GRX32, simm32>,
956               Requires<[FeatureHighWord]>;
957  def AFI  : BinaryRIL<"afi",  0xC29, z_sadd, GR32, simm32>;
958  def AIH  : BinaryRIL<"aih",  0xCC8, z_sadd, GRH32, simm32>,
959             Requires<[FeatureHighWord]>;
960  def AGFI : BinaryRIL<"agfi", 0xC28, z_sadd, GR64, imm64sx32>;
961
962  // Addition of memory.
963  defm AH  : BinaryRXPair<"ah", 0x4A, 0xE37A, z_sadd, GR32, asextloadi16, 2>;
964  defm A   : BinaryRXPairAndPseudo<"a",  0x5A, 0xE35A, z_sadd, GR32, load, 4>;
965  def  AGH : BinaryRXY<"agh", 0xE338, z_sadd, GR64, asextloadi16, 2>,
966             Requires<[FeatureMiscellaneousExtensions2]>;
967  def  AGF : BinaryRXY<"agf", 0xE318, z_sadd, GR64, asextloadi32, 4>;
968  defm AG  : BinaryRXYAndPseudo<"ag",  0xE308, z_sadd, GR64, load, 8>;
969
970  // Addition to memory.
971  def ASI  : BinarySIY<"asi",  0xEB6A, add, imm32sx8>;
972  def AGSI : BinarySIY<"agsi", 0xEB7A, add, imm64sx8>;
973}
974defm : SXB<z_sadd, GR64, AGFR>;
975
976// Addition producing a carry.
977let Defs = [CC], CCValues = 0xF, IsLogical = 1 in {
978  // Addition of a register.
979  let isCommutable = 1 in {
980    defm ALR : BinaryRRAndK<"alr", 0x1E, 0xB9FA, z_uadd, GR32, GR32>;
981    defm ALGR : BinaryRREAndK<"algr", 0xB90A, 0xB9EA, z_uadd, GR64, GR64>;
982  }
983  def ALGFR : BinaryRRE<"algfr", 0xB91A, null_frag, GR64, GR32>;
984
985  // Addition to a high register.
986  def ALHHHR : BinaryRRFa<"alhhhr", 0xB9CA, null_frag, GRH32, GRH32, GRH32>,
987               Requires<[FeatureHighWord]>;
988  def ALHHLR : BinaryRRFa<"alhhlr", 0xB9DA, null_frag, GRH32, GRH32, GR32>,
989               Requires<[FeatureHighWord]>;
990
991  // Addition of signed 16-bit immediates.
992  def ALHSIK  : BinaryRIE<"alhsik",  0xECDA, z_uadd, GR32, imm32sx16>,
993                Requires<[FeatureDistinctOps]>;
994  def ALGHSIK : BinaryRIE<"alghsik", 0xECDB, z_uadd, GR64, imm64sx16>,
995                Requires<[FeatureDistinctOps]>;
996
997  // Addition of unsigned 32-bit immediates.
998  def ALFI  : BinaryRIL<"alfi",  0xC2B, z_uadd, GR32, uimm32>;
999  def ALGFI : BinaryRIL<"algfi", 0xC2A, z_uadd, GR64, imm64zx32>;
1000
1001  // Addition of signed 32-bit immediates.
1002  def ALSIH : BinaryRIL<"alsih", 0xCCA, null_frag, GRH32, simm32>,
1003              Requires<[FeatureHighWord]>;
1004
1005  // Addition of memory.
1006  defm AL   : BinaryRXPairAndPseudo<"al", 0x5E, 0xE35E, z_uadd, GR32, load, 4>;
1007  def  ALGF : BinaryRXY<"algf", 0xE31A, z_uadd, GR64, azextloadi32, 4>;
1008  defm ALG  : BinaryRXYAndPseudo<"alg",  0xE30A, z_uadd, GR64, load, 8>;
1009
1010  // Addition to memory.
1011  def ALSI  : BinarySIY<"alsi",  0xEB6E, null_frag, imm32sx8>;
1012  def ALGSI : BinarySIY<"algsi", 0xEB7E, null_frag, imm64sx8>;
1013}
1014defm : ZXB<z_uadd, GR64, ALGFR>;
1015
1016// Addition producing and using a carry.
1017let Defs = [CC], Uses = [CC], CCValues = 0xF, IsLogical = 1 in {
1018  // Addition of a register.
1019  def ALCR  : BinaryRRE<"alcr",  0xB998, z_addcarry, GR32, GR32>;
1020  def ALCGR : BinaryRRE<"alcgr", 0xB988, z_addcarry, GR64, GR64>;
1021
1022  // Addition of memory.
1023  def ALC  : BinaryRXY<"alc",  0xE398, z_addcarry, GR32, load, 4>;
1024  def ALCG : BinaryRXY<"alcg", 0xE388, z_addcarry, GR64, load, 8>;
1025}
1026
1027// Addition that does not modify the condition code.
1028def ALSIHN : BinaryRIL<"alsihn", 0xCCB, null_frag, GRH32, simm32>,
1029             Requires<[FeatureHighWord]>;
1030
1031
1032//===----------------------------------------------------------------------===//
1033// Subtraction
1034//===----------------------------------------------------------------------===//
1035
1036// Subtraction producing a signed overflow flag.
1037let Defs = [CC], CCValues = 0xF, CompareZeroCCMask = 0x8,
1038    CCIfNoSignedWrap = 1 in {
1039  // Subtraction of a register.
1040  defm SR : BinaryRRAndK<"sr", 0x1B, 0xB9F9, z_ssub, GR32, GR32>;
1041  def SGFR : BinaryRRE<"sgfr", 0xB919, null_frag, GR64, GR32>;
1042  defm SGR : BinaryRREAndK<"sgr", 0xB909, 0xB9E9, z_ssub, GR64, GR64>;
1043
1044  // Subtraction from a high register.
1045  def SHHHR : BinaryRRFa<"shhhr", 0xB9C9, null_frag, GRH32, GRH32, GRH32>,
1046              Requires<[FeatureHighWord]>;
1047  def SHHLR : BinaryRRFa<"shhlr", 0xB9D9, null_frag, GRH32, GRH32, GR32>,
1048              Requires<[FeatureHighWord]>;
1049
1050  // Subtraction of memory.
1051  defm SH  : BinaryRXPair<"sh", 0x4B, 0xE37B, z_ssub, GR32, asextloadi16, 2>;
1052  defm S   : BinaryRXPairAndPseudo<"s", 0x5B, 0xE35B, z_ssub, GR32, load, 4>;
1053  def  SGH : BinaryRXY<"sgh", 0xE339, z_ssub, GR64, asextloadi16, 2>,
1054             Requires<[FeatureMiscellaneousExtensions2]>;
1055  def  SGF : BinaryRXY<"sgf", 0xE319, z_ssub, GR64, asextloadi32, 4>;
1056  defm SG  : BinaryRXYAndPseudo<"sg",  0xE309, z_ssub, GR64, load, 8>;
1057}
1058defm : SXB<z_ssub, GR64, SGFR>;
1059
1060// Subtracting an immediate is the same as adding the negated immediate.
1061let AddedComplexity = 1 in {
1062  def : Pat<(z_ssub GR32:$src1, imm32sx16n:$src2),
1063            (AHIMux GR32:$src1, imm32sx16n:$src2)>,
1064        Requires<[FeatureHighWord]>;
1065  def : Pat<(z_ssub GR32:$src1, simm32n:$src2),
1066            (AFIMux GR32:$src1, simm32n:$src2)>,
1067        Requires<[FeatureHighWord]>;
1068  def : Pat<(z_ssub GR32:$src1, imm32sx16n:$src2),
1069            (AHI GR32:$src1, imm32sx16n:$src2)>;
1070  def : Pat<(z_ssub GR32:$src1, simm32n:$src2),
1071            (AFI GR32:$src1, simm32n:$src2)>;
1072  def : Pat<(z_ssub GR64:$src1, imm64sx16n:$src2),
1073            (AGHI GR64:$src1, imm64sx16n:$src2)>;
1074  def : Pat<(z_ssub GR64:$src1, imm64sx32n:$src2),
1075            (AGFI GR64:$src1, imm64sx32n:$src2)>;
1076}
1077
1078// And vice versa in one special case, where we need to load a
1079// constant into a register in any case, but the negated constant
1080// requires fewer instructions to load.
1081def : Pat<(z_saddo GR64:$src1, imm64lh16n:$src2),
1082          (SGR GR64:$src1, (LLILH imm64lh16n:$src2))>;
1083def : Pat<(z_saddo GR64:$src1, imm64lf32n:$src2),
1084          (SGR GR64:$src1, (LLILF imm64lf32n:$src2))>;
1085
1086// Subtraction producing a carry.
1087let Defs = [CC], CCValues = 0x7, IsLogical = 1 in {
1088  // Subtraction of a register.
1089  defm SLR : BinaryRRAndK<"slr", 0x1F, 0xB9FB, z_usub, GR32, GR32>;
1090  def SLGFR : BinaryRRE<"slgfr", 0xB91B, null_frag, GR64, GR32>;
1091  defm SLGR : BinaryRREAndK<"slgr", 0xB90B, 0xB9EB, z_usub, GR64, GR64>;
1092
1093  // Subtraction from a high register.
1094  def SLHHHR : BinaryRRFa<"slhhhr", 0xB9CB, null_frag, GRH32, GRH32, GRH32>,
1095               Requires<[FeatureHighWord]>;
1096  def SLHHLR : BinaryRRFa<"slhhlr", 0xB9DB, null_frag, GRH32, GRH32, GR32>,
1097               Requires<[FeatureHighWord]>;
1098
1099  // Subtraction of unsigned 32-bit immediates.
1100  def SLFI  : BinaryRIL<"slfi",  0xC25, z_usub, GR32, uimm32>;
1101  def SLGFI : BinaryRIL<"slgfi", 0xC24, z_usub, GR64, imm64zx32>;
1102
1103  // Subtraction of memory.
1104  defm SL   : BinaryRXPairAndPseudo<"sl", 0x5F, 0xE35F, z_usub, GR32, load, 4>;
1105  def  SLGF : BinaryRXY<"slgf", 0xE31B, z_usub, GR64, azextloadi32, 4>;
1106  defm SLG  : BinaryRXYAndPseudo<"slg",  0xE30B, z_usub, GR64, load, 8>;
1107}
1108defm : ZXB<z_usub, GR64, SLGFR>;
1109
1110// Subtracting an immediate is the same as adding the negated immediate.
1111let AddedComplexity = 1 in {
1112  def : Pat<(z_usub GR32:$src1, imm32sx16n:$src2),
1113            (ALHSIK GR32:$src1, imm32sx16n:$src2)>,
1114        Requires<[FeatureDistinctOps]>;
1115  def : Pat<(z_usub GR64:$src1, imm64sx16n:$src2),
1116            (ALGHSIK GR64:$src1, imm64sx16n:$src2)>,
1117        Requires<[FeatureDistinctOps]>;
1118}
1119
1120// And vice versa in one special case (but we prefer addition).
1121def : Pat<(add GR64:$src1, imm64zx32n:$src2),
1122          (SLGFI GR64:$src1, imm64zx32n:$src2)>;
1123
1124// Subtraction producing and using a carry.
1125let Defs = [CC], Uses = [CC], CCValues = 0xF, IsLogical = 1 in {
1126  // Subtraction of a register.
1127  def SLBR  : BinaryRRE<"slbr",  0xB999, z_subcarry, GR32, GR32>;
1128  def SLBGR : BinaryRRE<"slbgr", 0xB989, z_subcarry, GR64, GR64>;
1129
1130  // Subtraction of memory.
1131  def SLB  : BinaryRXY<"slb",  0xE399, z_subcarry, GR32, load, 4>;
1132  def SLBG : BinaryRXY<"slbg", 0xE389, z_subcarry, GR64, load, 8>;
1133}
1134
1135
1136//===----------------------------------------------------------------------===//
1137// AND
1138//===----------------------------------------------------------------------===//
1139
1140let Defs = [CC] in {
1141  // ANDs of a register.
1142  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1143    defm NR : BinaryRRAndK<"nr", 0x14, 0xB9F4, and, GR32, GR32>;
1144    defm NGR : BinaryRREAndK<"ngr", 0xB980, 0xB9E4, and, GR64, GR64>;
1145  }
1146
1147  let isConvertibleToThreeAddress = 1 in {
1148    // ANDs of a 16-bit immediate, leaving other bits unaffected.
1149    // The CC result only reflects the 16-bit field, not the full register.
1150    //
1151    // NIxMux expands to NI[LH]x, depending on the choice of register.
1152    def NILMux : BinaryRIPseudo<and, GRX32, imm32ll16c>,
1153                 Requires<[FeatureHighWord]>;
1154    def NIHMux : BinaryRIPseudo<and, GRX32, imm32lh16c>,
1155                 Requires<[FeatureHighWord]>;
1156    def NILL : BinaryRI<"nill", 0xA57, and, GR32, imm32ll16c>;
1157    def NILH : BinaryRI<"nilh", 0xA56, and, GR32, imm32lh16c>;
1158    def NIHL : BinaryRI<"nihl", 0xA55, and, GRH32, imm32ll16c>;
1159    def NIHH : BinaryRI<"nihh", 0xA54, and, GRH32, imm32lh16c>;
1160    def NILL64 : BinaryAliasRI<and, GR64, imm64ll16c>;
1161    def NILH64 : BinaryAliasRI<and, GR64, imm64lh16c>;
1162    def NIHL64 : BinaryAliasRI<and, GR64, imm64hl16c>;
1163    def NIHH64 : BinaryAliasRI<and, GR64, imm64hh16c>;
1164
1165    // ANDs of a 32-bit immediate, leaving other bits unaffected.
1166    // The CC result only reflects the 32-bit field, which means we can
1167    // use it as a zero indicator for i32 operations but not otherwise.
1168    let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1169      // Expands to NILF or NIHF, depending on the choice of register.
1170      def NIFMux : BinaryRIPseudo<and, GRX32, uimm32>,
1171                   Requires<[FeatureHighWord]>;
1172      def NILF : BinaryRIL<"nilf", 0xC0B, and, GR32, uimm32>;
1173      def NIHF : BinaryRIL<"nihf", 0xC0A, and, GRH32, uimm32>;
1174    }
1175    def NILF64 : BinaryAliasRIL<and, GR64, imm64lf32c>;
1176    def NIHF64 : BinaryAliasRIL<and, GR64, imm64hf32c>;
1177  }
1178
1179  // ANDs of memory.
1180  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1181    defm N  : BinaryRXPairAndPseudo<"n", 0x54, 0xE354, and, GR32, load, 4>;
1182    defm NG : BinaryRXYAndPseudo<"ng", 0xE380, and, GR64, load, 8>;
1183  }
1184
1185  // AND to memory
1186  defm NI : BinarySIPair<"ni", 0x94, 0xEB54, null_frag, imm32zx8>;
1187
1188  // Block AND.
1189  let mayLoad = 1, mayStore = 1 in
1190    defm NC : MemorySS<"nc", 0xD4, z_nc, z_nc_loop>;
1191}
1192defm : RMWIByte<and, bdaddr12pair, NI>;
1193defm : RMWIByte<and, bdaddr20pair, NIY>;
1194
1195//===----------------------------------------------------------------------===//
1196// OR
1197//===----------------------------------------------------------------------===//
1198
1199let Defs = [CC] in {
1200  // ORs of a register.
1201  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1202    defm OR : BinaryRRAndK<"or", 0x16, 0xB9F6, or, GR32, GR32>;
1203    defm OGR : BinaryRREAndK<"ogr", 0xB981, 0xB9E6, or, GR64, GR64>;
1204  }
1205
1206  // ORs of a 16-bit immediate, leaving other bits unaffected.
1207  // The CC result only reflects the 16-bit field, not the full register.
1208  //
1209  // OIxMux expands to OI[LH]x, depending on the choice of register.
1210  def OILMux : BinaryRIPseudo<or, GRX32, imm32ll16>,
1211               Requires<[FeatureHighWord]>;
1212  def OIHMux : BinaryRIPseudo<or, GRX32, imm32lh16>,
1213               Requires<[FeatureHighWord]>;
1214  def OILL : BinaryRI<"oill", 0xA5B, or, GR32, imm32ll16>;
1215  def OILH : BinaryRI<"oilh", 0xA5A, or, GR32, imm32lh16>;
1216  def OIHL : BinaryRI<"oihl", 0xA59, or, GRH32, imm32ll16>;
1217  def OIHH : BinaryRI<"oihh", 0xA58, or, GRH32, imm32lh16>;
1218  def OILL64 : BinaryAliasRI<or, GR64, imm64ll16>;
1219  def OILH64 : BinaryAliasRI<or, GR64, imm64lh16>;
1220  def OIHL64 : BinaryAliasRI<or, GR64, imm64hl16>;
1221  def OIHH64 : BinaryAliasRI<or, GR64, imm64hh16>;
1222
1223  // ORs of a 32-bit immediate, leaving other bits unaffected.
1224  // The CC result only reflects the 32-bit field, which means we can
1225  // use it as a zero indicator for i32 operations but not otherwise.
1226  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1227    // Expands to OILF or OIHF, depending on the choice of register.
1228    def OIFMux : BinaryRIPseudo<or, GRX32, uimm32>,
1229                 Requires<[FeatureHighWord]>;
1230    def OILF : BinaryRIL<"oilf", 0xC0D, or, GR32, uimm32>;
1231    def OIHF : BinaryRIL<"oihf", 0xC0C, or, GRH32, uimm32>;
1232  }
1233  def OILF64 : BinaryAliasRIL<or, GR64, imm64lf32>;
1234  def OIHF64 : BinaryAliasRIL<or, GR64, imm64hf32>;
1235
1236  // ORs of memory.
1237  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1238    defm O  : BinaryRXPairAndPseudo<"o", 0x56, 0xE356, or, GR32, load, 4>;
1239    defm OG : BinaryRXYAndPseudo<"og", 0xE381, or, GR64, load, 8>;
1240  }
1241
1242  // OR to memory
1243  defm OI : BinarySIPair<"oi", 0x96, 0xEB56, null_frag, imm32zx8>;
1244
1245  // Block OR.
1246  let mayLoad = 1, mayStore = 1 in
1247    defm OC : MemorySS<"oc", 0xD6, z_oc, z_oc_loop>;
1248}
1249defm : RMWIByte<or, bdaddr12pair, OI>;
1250defm : RMWIByte<or, bdaddr20pair, OIY>;
1251
1252//===----------------------------------------------------------------------===//
1253// XOR
1254//===----------------------------------------------------------------------===//
1255
1256let Defs = [CC] in {
1257  // XORs of a register.
1258  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1259    defm XR : BinaryRRAndK<"xr", 0x17, 0xB9F7, xor, GR32, GR32>;
1260    defm XGR : BinaryRREAndK<"xgr", 0xB982, 0xB9E7, xor, GR64, GR64>;
1261  }
1262
1263  // XORs of a 32-bit immediate, leaving other bits unaffected.
1264  // The CC result only reflects the 32-bit field, which means we can
1265  // use it as a zero indicator for i32 operations but not otherwise.
1266  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1267    // Expands to XILF or XIHF, depending on the choice of register.
1268    def XIFMux : BinaryRIPseudo<xor, GRX32, uimm32>,
1269                 Requires<[FeatureHighWord]>;
1270    def XILF : BinaryRIL<"xilf", 0xC07, xor, GR32, uimm32>;
1271    def XIHF : BinaryRIL<"xihf", 0xC06, xor, GRH32, uimm32>;
1272  }
1273  def XILF64 : BinaryAliasRIL<xor, GR64, imm64lf32>;
1274  def XIHF64 : BinaryAliasRIL<xor, GR64, imm64hf32>;
1275
1276  // XORs of memory.
1277  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1278    defm X  : BinaryRXPairAndPseudo<"x",0x57, 0xE357, xor, GR32, load, 4>;
1279    defm XG : BinaryRXYAndPseudo<"xg", 0xE382, xor, GR64, load, 8>;
1280  }
1281
1282  // XOR to memory
1283  defm XI : BinarySIPair<"xi", 0x97, 0xEB57, null_frag, imm32zx8>;
1284
1285  // Block XOR.
1286  let mayLoad = 1, mayStore = 1 in
1287    defm XC : MemorySS<"xc", 0xD7, z_xc, z_xc_loop>;
1288}
1289defm : RMWIByte<xor, bdaddr12pair, XI>;
1290defm : RMWIByte<xor, bdaddr20pair, XIY>;
1291
1292//===----------------------------------------------------------------------===//
1293// Combined logical operations
1294//===----------------------------------------------------------------------===//
1295
1296let Predicates = [FeatureMiscellaneousExtensions3],
1297    Defs = [CC] in {
1298  // AND with complement.
1299  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1300    def NCRK : BinaryRRFa<"ncrk", 0xB9F5, andc, GR32, GR32, GR32>;
1301    def NCGRK : BinaryRRFa<"ncgrk", 0xB9E5, andc, GR64, GR64, GR64>;
1302  }
1303
1304  // OR with complement.
1305  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1306    def OCRK : BinaryRRFa<"ocrk", 0xB975, orc, GR32, GR32, GR32>;
1307    def OCGRK : BinaryRRFa<"ocgrk", 0xB965, orc, GR64, GR64, GR64>;
1308  }
1309
1310  // NAND.
1311  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1312    def NNRK : BinaryRRFa<"nnrk", 0xB974, nand, GR32, GR32, GR32>;
1313    def NNGRK : BinaryRRFa<"nngrk", 0xB964, nand, GR64, GR64, GR64>;
1314  }
1315
1316  // NOR.
1317  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1318    def NORK : BinaryRRFa<"nork", 0xB976, nor, GR32, GR32, GR32>;
1319    def NOGRK : BinaryRRFa<"nogrk", 0xB966, nor, GR64, GR64, GR64>;
1320  }
1321
1322  // NXOR.
1323  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1324    def NXRK : BinaryRRFa<"nxrk", 0xB977, nxor, GR32, GR32, GR32>;
1325    def NXGRK : BinaryRRFa<"nxgrk", 0xB967, nxor, GR64, GR64, GR64>;
1326  }
1327}
1328
1329//===----------------------------------------------------------------------===//
1330// Multiplication
1331//===----------------------------------------------------------------------===//
1332
1333// Multiplication of a register, setting the condition code.  We prefer these
1334// over MS(G)R if available, even though we cannot use the condition code,
1335// since they are three-operand instructions.
1336let Predicates = [FeatureMiscellaneousExtensions2],
1337    Defs = [CC], isCommutable = 1 in {
1338  def MSRKC  : BinaryRRFa<"msrkc",  0xB9FD, mul, GR32, GR32, GR32>;
1339  def MSGRKC : BinaryRRFa<"msgrkc", 0xB9ED, mul, GR64, GR64, GR64>;
1340}
1341
1342// Multiplication of a register.
1343let isCommutable = 1 in {
1344  def MSR  : BinaryRRE<"msr",  0xB252, mul, GR32, GR32>;
1345  def MSGR : BinaryRRE<"msgr", 0xB90C, mul, GR64, GR64>;
1346}
1347def MSGFR : BinaryRRE<"msgfr", 0xB91C, null_frag, GR64, GR32>;
1348defm : SXB<mul, GR64, MSGFR>;
1349
1350// Multiplication of a signed 16-bit immediate.
1351def MHI  : BinaryRI<"mhi",  0xA7C, mul, GR32, imm32sx16>;
1352def MGHI : BinaryRI<"mghi", 0xA7D, mul, GR64, imm64sx16>;
1353
1354// Multiplication of a signed 32-bit immediate.
1355def MSFI  : BinaryRIL<"msfi",  0xC21, mul, GR32, simm32>;
1356def MSGFI : BinaryRIL<"msgfi", 0xC20, mul, GR64, imm64sx32>;
1357
1358// Multiplication of memory.
1359defm MH   : BinaryRXPair<"mh", 0x4C, 0xE37C, mul, GR32, asextloadi16, 2>;
1360defm MS   : BinaryRXPair<"ms", 0x71, 0xE351, mul, GR32, load, 4>;
1361def  MGH  : BinaryRXY<"mgh", 0xE33C, mul, GR64, asextloadi16, 2>,
1362            Requires<[FeatureMiscellaneousExtensions2]>;
1363def  MSGF : BinaryRXY<"msgf", 0xE31C, mul, GR64, asextloadi32, 4>;
1364def  MSG  : BinaryRXY<"msg",  0xE30C, mul, GR64, load, 8>;
1365
1366// Multiplication of memory, setting the condition code.
1367let Predicates = [FeatureMiscellaneousExtensions2], Defs = [CC] in {
1368  defm MSC  : BinaryRXYAndPseudo<"msc",  0xE353, null_frag, GR32, load, 4>;
1369  defm MSGC : BinaryRXYAndPseudo<"msgc", 0xE383, null_frag, GR64, load, 8>;
1370}
1371
1372// Multiplication of a register, producing two results.
1373def MR   : BinaryRR <"mr",    0x1C,   null_frag, GR128, GR32>;
1374def MGRK : BinaryRRFa<"mgrk", 0xB9EC, null_frag, GR128, GR64, GR64>,
1375           Requires<[FeatureMiscellaneousExtensions2]>;
1376def MLR  : BinaryRRE<"mlr",  0xB996, null_frag, GR128, GR32>;
1377def MLGR : BinaryRRE<"mlgr", 0xB986, null_frag, GR128, GR64>;
1378
1379def : Pat<(z_smul_lohi GR64:$src1, GR64:$src2),
1380          (MGRK GR64:$src1, GR64:$src2)>;
1381def : Pat<(z_umul_lohi GR64:$src1, GR64:$src2),
1382          (MLGR (AEXT128 GR64:$src1), GR64:$src2)>;
1383
1384// Multiplication of memory, producing two results.
1385def M   : BinaryRX <"m",   0x5C,   null_frag, GR128, load, 4>;
1386def MFY : BinaryRXY<"mfy", 0xE35C, null_frag, GR128, load, 4>;
1387def MG  : BinaryRXY<"mg",  0xE384, null_frag, GR128, load, 8>,
1388          Requires<[FeatureMiscellaneousExtensions2]>;
1389def ML  : BinaryRXY<"ml",  0xE396, null_frag, GR128, load, 4>;
1390def MLG : BinaryRXY<"mlg", 0xE386, null_frag, GR128, load, 8>;
1391
1392def : Pat<(z_smul_lohi GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1393          (MG (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1394def : Pat<(z_umul_lohi GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1395          (MLG (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1396
1397//===----------------------------------------------------------------------===//
1398// Division and remainder
1399//===----------------------------------------------------------------------===//
1400
1401let hasSideEffects = 1 in {  // Do not speculatively execute.
1402  // Division and remainder, from registers.
1403  def DR    : BinaryRR <"dr",    0x1D,   null_frag, GR128, GR32>;
1404  def DSGFR : BinaryRRE<"dsgfr", 0xB91D, null_frag, GR128, GR32>;
1405  def DSGR  : BinaryRRE<"dsgr",  0xB90D, null_frag, GR128, GR64>;
1406  def DLR   : BinaryRRE<"dlr",   0xB997, null_frag, GR128, GR32>;
1407  def DLGR  : BinaryRRE<"dlgr",  0xB987, null_frag, GR128, GR64>;
1408
1409  // Division and remainder, from memory.
1410  def D    : BinaryRX <"d",    0x5D,   null_frag, GR128, load, 4>;
1411  def DSGF : BinaryRXY<"dsgf", 0xE31D, null_frag, GR128, load, 4>;
1412  def DSG  : BinaryRXY<"dsg",  0xE30D, null_frag, GR128, load, 8>;
1413  def DL   : BinaryRXY<"dl",   0xE397, null_frag, GR128, load, 4>;
1414  def DLG  : BinaryRXY<"dlg",  0xE387, null_frag, GR128, load, 8>;
1415}
1416def : Pat<(z_sdivrem GR64:$src1, GR32:$src2),
1417          (DSGFR (AEXT128 GR64:$src1), GR32:$src2)>;
1418def : Pat<(z_sdivrem GR64:$src1, (i32 (load bdxaddr20only:$src2))),
1419          (DSGF (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1420def : Pat<(z_sdivrem GR64:$src1, GR64:$src2),
1421          (DSGR (AEXT128 GR64:$src1), GR64:$src2)>;
1422def : Pat<(z_sdivrem GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1423          (DSG (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1424
1425def : Pat<(z_udivrem GR32:$src1, GR32:$src2),
1426          (DLR (ZEXT128 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src1,
1427                                       subreg_l32)), GR32:$src2)>;
1428def : Pat<(z_udivrem GR32:$src1, (i32 (load bdxaddr20only:$src2))),
1429          (DL (ZEXT128 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src1,
1430                                      subreg_l32)), bdxaddr20only:$src2)>;
1431def : Pat<(z_udivrem GR64:$src1, GR64:$src2),
1432          (DLGR (ZEXT128 GR64:$src1), GR64:$src2)>;
1433def : Pat<(z_udivrem GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1434          (DLG (ZEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1435
1436//===----------------------------------------------------------------------===//
1437// Shifts
1438//===----------------------------------------------------------------------===//
1439
1440// Logical shift left.
1441defm SLL : BinaryRSAndK<"sll", 0x89, 0xEBDF, shiftop<shl>, GR32>;
1442def SLLG : BinaryRSY<"sllg", 0xEB0D, shiftop<shl>, GR64>;
1443def SLDL : BinaryRS<"sldl", 0x8D, null_frag, GR128>;
1444
1445// Arithmetic shift left.
1446let Defs = [CC] in {
1447  defm SLA : BinaryRSAndK<"sla", 0x8B, 0xEBDD, null_frag, GR32>;
1448  def SLAG : BinaryRSY<"slag", 0xEB0B, null_frag, GR64>;
1449  def SLDA : BinaryRS<"slda", 0x8F, null_frag, GR128>;
1450}
1451
1452// Logical shift right.
1453defm SRL : BinaryRSAndK<"srl", 0x88, 0xEBDE, shiftop<srl>, GR32>;
1454def SRLG : BinaryRSY<"srlg", 0xEB0C, shiftop<srl>, GR64>;
1455def SRDL : BinaryRS<"srdl", 0x8C, null_frag, GR128>;
1456
1457// Arithmetic shift right.
1458let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
1459  defm SRA : BinaryRSAndK<"sra", 0x8A, 0xEBDC, shiftop<sra>, GR32>;
1460  def SRAG : BinaryRSY<"srag", 0xEB0A, shiftop<sra>, GR64>;
1461  def SRDA : BinaryRS<"srda", 0x8E, null_frag, GR128>;
1462}
1463
1464// Rotate left.
1465def RLL  : BinaryRSY<"rll",  0xEB1D, shiftop<rotl>, GR32>;
1466def RLLG : BinaryRSY<"rllg", 0xEB1C, shiftop<rotl>, GR64>;
1467
1468// Rotate second operand left and inserted selected bits into first operand.
1469// These can act like 32-bit operands provided that the constant start and
1470// end bits (operands 2 and 3) are in the range [32, 64).
1471let Defs = [CC] in {
1472  let isCodeGenOnly = 1 in
1473    def RISBG32 : RotateSelectRIEf<"risbg", 0xEC55, GR32, GR32>;
1474  let CCValues = 0xE, CompareZeroCCMask = 0xE in
1475    def RISBG : RotateSelectRIEf<"risbg", 0xEC55, GR64, GR64>;
1476}
1477
1478// On zEC12 we have a variant of RISBG that does not set CC.
1479let Predicates = [FeatureMiscellaneousExtensions] in
1480  def RISBGN : RotateSelectRIEf<"risbgn", 0xEC59, GR64, GR64>;
1481
1482// Forms of RISBG that only affect one word of the destination register.
1483// They do not set CC.
1484let Predicates = [FeatureHighWord] in {
1485  def RISBMux : RotateSelectRIEfPseudo<GRX32, GRX32>;
1486  def RISBLL  : RotateSelectAliasRIEf<GR32,  GR32>;
1487  def RISBLH  : RotateSelectAliasRIEf<GR32,  GRH32>;
1488  def RISBHL  : RotateSelectAliasRIEf<GRH32, GR32>;
1489  def RISBHH  : RotateSelectAliasRIEf<GRH32, GRH32>;
1490  def RISBLG  : RotateSelectRIEf<"risblg", 0xEC51, GR32, GR64>;
1491  def RISBHG  : RotateSelectRIEf<"risbhg", 0xEC5D, GRH32, GR64>;
1492}
1493
1494// Rotate second operand left and perform a logical operation with selected
1495// bits of the first operand.  The CC result only describes the selected bits,
1496// so isn't useful for a full comparison against zero.
1497let Defs = [CC] in {
1498  def RNSBG : RotateSelectRIEf<"rnsbg", 0xEC54, GR64, GR64>;
1499  def ROSBG : RotateSelectRIEf<"rosbg", 0xEC56, GR64, GR64>;
1500  def RXSBG : RotateSelectRIEf<"rxsbg", 0xEC57, GR64, GR64>;
1501}
1502
1503//===----------------------------------------------------------------------===//
1504// Comparison
1505//===----------------------------------------------------------------------===//
1506
1507// Signed comparisons.  We put these before the unsigned comparisons because
1508// some of the signed forms have COMPARE AND BRANCH equivalents whereas none
1509// of the unsigned forms do.
1510let Defs = [CC], CCValues = 0xE in {
1511  // Comparison with a register.
1512  def CR   : CompareRR <"cr",   0x19,   z_scmp,    GR32, GR32>;
1513  def CGFR : CompareRRE<"cgfr", 0xB930, null_frag, GR64, GR32>;
1514  def CGR  : CompareRRE<"cgr",  0xB920, z_scmp,    GR64, GR64>;
1515
1516  // Comparison with a high register.
1517  def CHHR : CompareRRE<"chhr", 0xB9CD, null_frag, GRH32, GRH32>,
1518             Requires<[FeatureHighWord]>;
1519  def CHLR : CompareRRE<"chlr", 0xB9DD, null_frag, GRH32, GR32>,
1520             Requires<[FeatureHighWord]>;
1521
1522  // Comparison with a signed 16-bit immediate.  CHIMux expands to CHI or CIH,
1523  // depending on the choice of register.
1524  def CHIMux : CompareRIPseudo<z_scmp, GRX32, imm32sx16>,
1525               Requires<[FeatureHighWord]>;
1526  def CHI  : CompareRI<"chi",  0xA7E, z_scmp, GR32, imm32sx16>;
1527  def CGHI : CompareRI<"cghi", 0xA7F, z_scmp, GR64, imm64sx16>;
1528
1529  // Comparison with a signed 32-bit immediate.  CFIMux expands to CFI or CIH,
1530  // depending on the choice of register.
1531  def CFIMux : CompareRIPseudo<z_scmp, GRX32, simm32>,
1532               Requires<[FeatureHighWord]>;
1533  def CFI  : CompareRIL<"cfi",  0xC2D, z_scmp, GR32, simm32>;
1534  def CIH  : CompareRIL<"cih",  0xCCD, z_scmp, GRH32, simm32>,
1535             Requires<[FeatureHighWord]>;
1536  def CGFI : CompareRIL<"cgfi", 0xC2C, z_scmp, GR64, imm64sx32>;
1537
1538  // Comparison with memory.
1539  defm CH    : CompareRXPair<"ch", 0x49, 0xE379, z_scmp, GR32, asextloadi16, 2>;
1540  def  CMux  : CompareRXYPseudo<z_scmp, GRX32, load, 4>,
1541               Requires<[FeatureHighWord]>;
1542  defm C     : CompareRXPair<"c",  0x59, 0xE359, z_scmp, GR32, load, 4>;
1543  def  CHF   : CompareRXY<"chf", 0xE3CD, z_scmp, GRH32, load, 4>,
1544               Requires<[FeatureHighWord]>;
1545  def  CGH   : CompareRXY<"cgh", 0xE334, z_scmp, GR64, asextloadi16, 2>;
1546  def  CGF   : CompareRXY<"cgf", 0xE330, z_scmp, GR64, asextloadi32, 4>;
1547  def  CG    : CompareRXY<"cg",  0xE320, z_scmp, GR64, load, 8>;
1548  def  CHRL  : CompareRILPC<"chrl",  0xC65, z_scmp, GR32, aligned_asextloadi16>;
1549  def  CRL   : CompareRILPC<"crl",   0xC6D, z_scmp, GR32, aligned_load>;
1550  def  CGHRL : CompareRILPC<"cghrl", 0xC64, z_scmp, GR64, aligned_asextloadi16>;
1551  def  CGFRL : CompareRILPC<"cgfrl", 0xC6C, z_scmp, GR64, aligned_asextloadi32>;
1552  def  CGRL  : CompareRILPC<"cgrl",  0xC68, z_scmp, GR64, aligned_load>;
1553
1554  // Comparison between memory and a signed 16-bit immediate.
1555  def CHHSI : CompareSIL<"chhsi", 0xE554, z_scmp, asextloadi16, imm32sx16>;
1556  def CHSI  : CompareSIL<"chsi",  0xE55C, z_scmp, load, imm32sx16>;
1557  def CGHSI : CompareSIL<"cghsi", 0xE558, z_scmp, load, imm64sx16>;
1558}
1559defm : SXB<z_scmp, GR64, CGFR>;
1560
1561// Unsigned comparisons.
1562let Defs = [CC], CCValues = 0xE, IsLogical = 1 in {
1563  // Comparison with a register.
1564  def CLR   : CompareRR <"clr",   0x15,   z_ucmp,    GR32, GR32>;
1565  def CLGFR : CompareRRE<"clgfr", 0xB931, null_frag, GR64, GR32>;
1566  def CLGR  : CompareRRE<"clgr",  0xB921, z_ucmp,    GR64, GR64>;
1567
1568  // Comparison with a high register.
1569  def CLHHR : CompareRRE<"clhhr", 0xB9CF, null_frag, GRH32, GRH32>,
1570              Requires<[FeatureHighWord]>;
1571  def CLHLR : CompareRRE<"clhlr", 0xB9DF, null_frag, GRH32, GR32>,
1572              Requires<[FeatureHighWord]>;
1573
1574  // Comparison with an unsigned 32-bit immediate.  CLFIMux expands to CLFI
1575  // or CLIH, depending on the choice of register.
1576  def CLFIMux : CompareRIPseudo<z_ucmp, GRX32, uimm32>,
1577                Requires<[FeatureHighWord]>;
1578  def CLFI  : CompareRIL<"clfi",  0xC2F, z_ucmp, GR32, uimm32>;
1579  def CLIH  : CompareRIL<"clih",  0xCCF, z_ucmp, GRH32, uimm32>,
1580              Requires<[FeatureHighWord]>;
1581  def CLGFI : CompareRIL<"clgfi", 0xC2E, z_ucmp, GR64, imm64zx32>;
1582
1583  // Comparison with memory.
1584  def  CLMux  : CompareRXYPseudo<z_ucmp, GRX32, load, 4>,
1585                Requires<[FeatureHighWord]>;
1586  defm CL     : CompareRXPair<"cl", 0x55, 0xE355, z_ucmp, GR32, load, 4>;
1587  def  CLHF   : CompareRXY<"clhf", 0xE3CF, z_ucmp, GRH32, load, 4>,
1588                Requires<[FeatureHighWord]>;
1589  def  CLGF   : CompareRXY<"clgf", 0xE331, z_ucmp, GR64, azextloadi32, 4>;
1590  def  CLG    : CompareRXY<"clg",  0xE321, z_ucmp, GR64, load, 8>;
1591  def  CLHRL  : CompareRILPC<"clhrl",  0xC67, z_ucmp, GR32,
1592                             aligned_azextloadi16>;
1593  def  CLRL   : CompareRILPC<"clrl",   0xC6F, z_ucmp, GR32,
1594                             aligned_load>;
1595  def  CLGHRL : CompareRILPC<"clghrl", 0xC66, z_ucmp, GR64,
1596                             aligned_azextloadi16>;
1597  def  CLGFRL : CompareRILPC<"clgfrl", 0xC6E, z_ucmp, GR64,
1598                             aligned_azextloadi32>;
1599  def  CLGRL  : CompareRILPC<"clgrl",  0xC6A, z_ucmp, GR64,
1600                             aligned_load>;
1601
1602  // Comparison between memory and an unsigned 8-bit immediate.
1603  defm CLI : CompareSIPair<"cli", 0x95, 0xEB55, z_ucmp, azextloadi8, imm32zx8>;
1604
1605  // Comparison between memory and an unsigned 16-bit immediate.
1606  def CLHHSI : CompareSIL<"clhhsi", 0xE555, z_ucmp, azextloadi16, imm32zx16>;
1607  def CLFHSI : CompareSIL<"clfhsi", 0xE55D, z_ucmp, load, imm32zx16>;
1608  def CLGHSI : CompareSIL<"clghsi", 0xE559, z_ucmp, load, imm64zx16>;
1609}
1610defm : ZXB<z_ucmp, GR64, CLGFR>;
1611
1612// Memory-to-memory comparison.
1613let mayLoad = 1, Defs = [CC] in {
1614  defm CLC : CompareMemorySS<"clc", 0xD5, z_clc, z_clc_loop>;
1615  def CLCL  : SideEffectBinaryMemMemRR<"clcl", 0x0F, GR128, GR128>;
1616  def CLCLE : SideEffectTernaryMemMemRS<"clcle", 0xA9, GR128, GR128>;
1617  def CLCLU : SideEffectTernaryMemMemRSY<"clclu", 0xEB8F, GR128, GR128>;
1618}
1619
1620// String comparison.
1621let mayLoad = 1, Defs = [CC] in
1622  defm CLST : StringRRE<"clst", 0xB25D, z_strcmp>;
1623
1624// Test under mask.
1625let Defs = [CC] in {
1626  // TMxMux expands to TM[LH]x, depending on the choice of register.
1627  def TMLMux : CompareRIPseudo<z_tm_reg, GRX32, imm32ll16>,
1628               Requires<[FeatureHighWord]>;
1629  def TMHMux : CompareRIPseudo<z_tm_reg, GRX32, imm32lh16>,
1630               Requires<[FeatureHighWord]>;
1631  def TMLL : CompareRI<"tmll", 0xA71, z_tm_reg, GR32, imm32ll16>;
1632  def TMLH : CompareRI<"tmlh", 0xA70, z_tm_reg, GR32, imm32lh16>;
1633  def TMHL : CompareRI<"tmhl", 0xA73, z_tm_reg, GRH32, imm32ll16>;
1634  def TMHH : CompareRI<"tmhh", 0xA72, z_tm_reg, GRH32, imm32lh16>;
1635
1636  def TMLL64 : CompareAliasRI<z_tm_reg, GR64, imm64ll16>;
1637  def TMLH64 : CompareAliasRI<z_tm_reg, GR64, imm64lh16>;
1638  def TMHL64 : CompareAliasRI<z_tm_reg, GR64, imm64hl16>;
1639  def TMHH64 : CompareAliasRI<z_tm_reg, GR64, imm64hh16>;
1640
1641  defm TM : CompareSIPair<"tm", 0x91, 0xEB51, z_tm_mem, anyextloadi8, imm32zx8>;
1642}
1643
1644def TML : InstAlias<"tml\t$R, $I", (TMLL GR32:$R, imm32ll16:$I), 0>;
1645def TMH : InstAlias<"tmh\t$R, $I", (TMLH GR32:$R, imm32lh16:$I), 0>;
1646
1647// Compare logical characters under mask -- not (yet) used for codegen.
1648let Defs = [CC] in {
1649  defm CLM : CompareRSPair<"clm", 0xBD, 0xEB21, GR32, 0>;
1650  def CLMH : CompareRSY<"clmh", 0xEB20, GRH32, 0>;
1651}
1652
1653//===----------------------------------------------------------------------===//
1654// Prefetch and execution hint
1655//===----------------------------------------------------------------------===//
1656
1657let mayLoad = 1, mayStore = 1 in {
1658  def PFD : PrefetchRXY<"pfd", 0xE336, z_prefetch>;
1659  def PFDRL : PrefetchRILPC<"pfdrl", 0xC62, z_prefetch>;
1660}
1661
1662let Predicates = [FeatureExecutionHint], hasSideEffects = 1 in {
1663  // Branch Prediction Preload
1664  def BPP : BranchPreloadSMI<"bpp", 0xC7>;
1665  def BPRP : BranchPreloadMII<"bprp", 0xC5>;
1666
1667  // Next Instruction Access Intent
1668  def NIAI : SideEffectBinaryIE<"niai", 0xB2FA, imm32zx4, imm32zx4>;
1669}
1670
1671//===----------------------------------------------------------------------===//
1672// Atomic operations
1673//===----------------------------------------------------------------------===//
1674
1675// A serialization instruction that acts as a barrier for all memory
1676// accesses, which expands to "bcr 14, 0".
1677let hasSideEffects = 1 in
1678def Serialize : Alias<2, (outs), (ins), []>;
1679
1680// A pseudo instruction that serves as a compiler barrier.
1681let hasSideEffects = 1, hasNoSchedulingInfo = 1 in
1682def MemBarrier : Pseudo<(outs), (ins), [(z_membarrier)]>;
1683
1684let Predicates = [FeatureInterlockedAccess1], Defs = [CC] in {
1685  def LAA   : LoadAndOpRSY<"laa",   0xEBF8, atomic_load_add_32, GR32>;
1686  def LAAG  : LoadAndOpRSY<"laag",  0xEBE8, atomic_load_add_64, GR64>;
1687  def LAAL  : LoadAndOpRSY<"laal",  0xEBFA, null_frag, GR32>;
1688  def LAALG : LoadAndOpRSY<"laalg", 0xEBEA, null_frag, GR64>;
1689  def LAN   : LoadAndOpRSY<"lan",   0xEBF4, atomic_load_and_32, GR32>;
1690  def LANG  : LoadAndOpRSY<"lang",  0xEBE4, atomic_load_and_64, GR64>;
1691  def LAO   : LoadAndOpRSY<"lao",   0xEBF6, atomic_load_or_32, GR32>;
1692  def LAOG  : LoadAndOpRSY<"laog",  0xEBE6, atomic_load_or_64, GR64>;
1693  def LAX   : LoadAndOpRSY<"lax",   0xEBF7, atomic_load_xor_32, GR32>;
1694  def LAXG  : LoadAndOpRSY<"laxg",  0xEBE7, atomic_load_xor_64, GR64>;
1695}
1696
1697def ATOMIC_SWAPW   : AtomicLoadWBinaryReg<z_atomic_swapw>;
1698def ATOMIC_SWAP_32 : AtomicLoadBinaryReg32<atomic_swap_32>;
1699def ATOMIC_SWAP_64 : AtomicLoadBinaryReg64<atomic_swap_64>;
1700
1701def ATOMIC_LOADW_AR  : AtomicLoadWBinaryReg<z_atomic_loadw_add>;
1702def ATOMIC_LOADW_AFI : AtomicLoadWBinaryImm<z_atomic_loadw_add, simm32>;
1703let Predicates = [FeatureNoInterlockedAccess1] in {
1704  def ATOMIC_LOAD_AR   : AtomicLoadBinaryReg32<atomic_load_add_32>;
1705  def ATOMIC_LOAD_AHI  : AtomicLoadBinaryImm32<atomic_load_add_32, imm32sx16>;
1706  def ATOMIC_LOAD_AFI  : AtomicLoadBinaryImm32<atomic_load_add_32, simm32>;
1707  def ATOMIC_LOAD_AGR  : AtomicLoadBinaryReg64<atomic_load_add_64>;
1708  def ATOMIC_LOAD_AGHI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx16>;
1709  def ATOMIC_LOAD_AGFI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx32>;
1710}
1711
1712def ATOMIC_LOADW_SR : AtomicLoadWBinaryReg<z_atomic_loadw_sub>;
1713def ATOMIC_LOAD_SR  : AtomicLoadBinaryReg32<atomic_load_sub_32>;
1714def ATOMIC_LOAD_SGR : AtomicLoadBinaryReg64<atomic_load_sub_64>;
1715
1716def ATOMIC_LOADW_NR   : AtomicLoadWBinaryReg<z_atomic_loadw_and>;
1717def ATOMIC_LOADW_NILH : AtomicLoadWBinaryImm<z_atomic_loadw_and, imm32lh16c>;
1718let Predicates = [FeatureNoInterlockedAccess1] in {
1719  def ATOMIC_LOAD_NR     : AtomicLoadBinaryReg32<atomic_load_and_32>;
1720  def ATOMIC_LOAD_NILL   : AtomicLoadBinaryImm32<atomic_load_and_32,
1721                                                 imm32ll16c>;
1722  def ATOMIC_LOAD_NILH   : AtomicLoadBinaryImm32<atomic_load_and_32,
1723                                                 imm32lh16c>;
1724  def ATOMIC_LOAD_NILF   : AtomicLoadBinaryImm32<atomic_load_and_32, uimm32>;
1725  def ATOMIC_LOAD_NGR    : AtomicLoadBinaryReg64<atomic_load_and_64>;
1726  def ATOMIC_LOAD_NILL64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1727                                                 imm64ll16c>;
1728  def ATOMIC_LOAD_NILH64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1729                                                 imm64lh16c>;
1730  def ATOMIC_LOAD_NIHL64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1731                                                 imm64hl16c>;
1732  def ATOMIC_LOAD_NIHH64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1733                                                 imm64hh16c>;
1734  def ATOMIC_LOAD_NILF64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1735                                                 imm64lf32c>;
1736  def ATOMIC_LOAD_NIHF64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1737                                                 imm64hf32c>;
1738}
1739
1740def ATOMIC_LOADW_OR     : AtomicLoadWBinaryReg<z_atomic_loadw_or>;
1741def ATOMIC_LOADW_OILH   : AtomicLoadWBinaryImm<z_atomic_loadw_or, imm32lh16>;
1742let Predicates = [FeatureNoInterlockedAccess1] in {
1743  def ATOMIC_LOAD_OR     : AtomicLoadBinaryReg32<atomic_load_or_32>;
1744  def ATOMIC_LOAD_OILL   : AtomicLoadBinaryImm32<atomic_load_or_32, imm32ll16>;
1745  def ATOMIC_LOAD_OILH   : AtomicLoadBinaryImm32<atomic_load_or_32, imm32lh16>;
1746  def ATOMIC_LOAD_OILF   : AtomicLoadBinaryImm32<atomic_load_or_32, uimm32>;
1747  def ATOMIC_LOAD_OGR    : AtomicLoadBinaryReg64<atomic_load_or_64>;
1748  def ATOMIC_LOAD_OILL64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64ll16>;
1749  def ATOMIC_LOAD_OILH64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lh16>;
1750  def ATOMIC_LOAD_OIHL64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hl16>;
1751  def ATOMIC_LOAD_OIHH64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hh16>;
1752  def ATOMIC_LOAD_OILF64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lf32>;
1753  def ATOMIC_LOAD_OIHF64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hf32>;
1754}
1755
1756def ATOMIC_LOADW_XR     : AtomicLoadWBinaryReg<z_atomic_loadw_xor>;
1757def ATOMIC_LOADW_XILF   : AtomicLoadWBinaryImm<z_atomic_loadw_xor, uimm32>;
1758let Predicates = [FeatureNoInterlockedAccess1] in {
1759  def ATOMIC_LOAD_XR     : AtomicLoadBinaryReg32<atomic_load_xor_32>;
1760  def ATOMIC_LOAD_XILF   : AtomicLoadBinaryImm32<atomic_load_xor_32, uimm32>;
1761  def ATOMIC_LOAD_XGR    : AtomicLoadBinaryReg64<atomic_load_xor_64>;
1762  def ATOMIC_LOAD_XILF64 : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64lf32>;
1763  def ATOMIC_LOAD_XIHF64 : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64hf32>;
1764}
1765
1766def ATOMIC_LOADW_NRi    : AtomicLoadWBinaryReg<z_atomic_loadw_nand>;
1767def ATOMIC_LOADW_NILHi  : AtomicLoadWBinaryImm<z_atomic_loadw_nand,
1768                                               imm32lh16c>;
1769def ATOMIC_LOAD_NRi     : AtomicLoadBinaryReg32<atomic_load_nand_32>;
1770def ATOMIC_LOAD_NILLi   : AtomicLoadBinaryImm32<atomic_load_nand_32,
1771                                                imm32ll16c>;
1772def ATOMIC_LOAD_NILHi   : AtomicLoadBinaryImm32<atomic_load_nand_32,
1773                                                imm32lh16c>;
1774def ATOMIC_LOAD_NILFi   : AtomicLoadBinaryImm32<atomic_load_nand_32, uimm32>;
1775def ATOMIC_LOAD_NGRi    : AtomicLoadBinaryReg64<atomic_load_nand_64>;
1776def ATOMIC_LOAD_NILL64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1777                                                imm64ll16c>;
1778def ATOMIC_LOAD_NILH64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1779                                                imm64lh16c>;
1780def ATOMIC_LOAD_NIHL64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1781                                                imm64hl16c>;
1782def ATOMIC_LOAD_NIHH64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1783                                                imm64hh16c>;
1784def ATOMIC_LOAD_NILF64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1785                                                imm64lf32c>;
1786def ATOMIC_LOAD_NIHF64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1787                                                imm64hf32c>;
1788
1789def ATOMIC_LOADW_MIN    : AtomicLoadWBinaryReg<z_atomic_loadw_min>;
1790def ATOMIC_LOAD_MIN_32  : AtomicLoadBinaryReg32<atomic_load_min_32>;
1791def ATOMIC_LOAD_MIN_64  : AtomicLoadBinaryReg64<atomic_load_min_64>;
1792
1793def ATOMIC_LOADW_MAX    : AtomicLoadWBinaryReg<z_atomic_loadw_max>;
1794def ATOMIC_LOAD_MAX_32  : AtomicLoadBinaryReg32<atomic_load_max_32>;
1795def ATOMIC_LOAD_MAX_64  : AtomicLoadBinaryReg64<atomic_load_max_64>;
1796
1797def ATOMIC_LOADW_UMIN   : AtomicLoadWBinaryReg<z_atomic_loadw_umin>;
1798def ATOMIC_LOAD_UMIN_32 : AtomicLoadBinaryReg32<atomic_load_umin_32>;
1799def ATOMIC_LOAD_UMIN_64 : AtomicLoadBinaryReg64<atomic_load_umin_64>;
1800
1801def ATOMIC_LOADW_UMAX   : AtomicLoadWBinaryReg<z_atomic_loadw_umax>;
1802def ATOMIC_LOAD_UMAX_32 : AtomicLoadBinaryReg32<atomic_load_umax_32>;
1803def ATOMIC_LOAD_UMAX_64 : AtomicLoadBinaryReg64<atomic_load_umax_64>;
1804
1805def ATOMIC_CMP_SWAPW
1806  : Pseudo<(outs GR32:$dst), (ins bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1807                                  ADDR32:$bitshift, ADDR32:$negbitshift,
1808                                  uimm32:$bitsize),
1809           [(set GR32:$dst,
1810                 (z_atomic_cmp_swapw bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1811                                     ADDR32:$bitshift, ADDR32:$negbitshift,
1812                                     uimm32:$bitsize))]> {
1813  let Defs = [CC];
1814  let mayLoad = 1;
1815  let mayStore = 1;
1816  let usesCustomInserter = 1;
1817  let hasNoSchedulingInfo = 1;
1818}
1819
1820// Test and set.
1821let mayLoad = 1, Defs = [CC] in
1822  def TS : StoreInherentS<"ts", 0x9300, null_frag, 1>;
1823
1824// Compare and swap.
1825let Defs = [CC] in {
1826  defm CS  : CmpSwapRSPair<"cs", 0xBA, 0xEB14, z_atomic_cmp_swap, GR32>;
1827  def  CSG : CmpSwapRSY<"csg", 0xEB30, z_atomic_cmp_swap, GR64>;
1828}
1829
1830// Compare double and swap.
1831let Defs = [CC] in {
1832  defm CDS  : CmpSwapRSPair<"cds", 0xBB, 0xEB31, null_frag, GR128>;
1833  def  CDSG : CmpSwapRSY<"cdsg", 0xEB3E, z_atomic_cmp_swap_128, GR128>;
1834}
1835
1836// Compare and swap and store.
1837let Uses = [R0L, R1D], Defs = [CC], mayStore = 1, mayLoad = 1 in
1838  def CSST : SideEffectTernarySSF<"csst", 0xC82, GR64>;
1839
1840// Perform locked operation.
1841let Uses = [R0L, R1D], Defs = [CC], mayStore = 1, mayLoad =1 in
1842  def PLO : SideEffectQuaternarySSe<"plo", 0xEE, GR64>;
1843
1844// Load/store pair from/to quadword.
1845def LPQ  : UnaryRXY<"lpq", 0xE38F, z_atomic_load_128, GR128, 16>;
1846def STPQ : StoreRXY<"stpq", 0xE38E, z_atomic_store_128, GR128, 16>;
1847
1848// Load pair disjoint.
1849let Predicates = [FeatureInterlockedAccess1], Defs = [CC] in {
1850  def LPD  : BinarySSF<"lpd", 0xC84, GR128>;
1851  def LPDG : BinarySSF<"lpdg", 0xC85, GR128>;
1852}
1853
1854//===----------------------------------------------------------------------===//
1855// Translate and convert
1856//===----------------------------------------------------------------------===//
1857
1858let mayLoad = 1, mayStore = 1 in
1859  def TR : SideEffectBinarySSa<"tr", 0xDC>;
1860
1861let mayLoad = 1, Defs = [CC, R0L, R1D] in {
1862  def TRT  : SideEffectBinarySSa<"trt", 0xDD>;
1863  def TRTR : SideEffectBinarySSa<"trtr", 0xD0>;
1864}
1865
1866let mayLoad = 1, mayStore = 1, Uses = [R0L] in
1867  def TRE : SideEffectBinaryMemMemRRE<"tre", 0xB2A5, GR128, GR64>;
1868
1869let mayLoad = 1, Uses = [R1D], Defs = [CC] in {
1870  defm TRTE  : BinaryMemRRFcOpt<"trte",  0xB9BF, GR128, GR64>;
1871  defm TRTRE : BinaryMemRRFcOpt<"trtre", 0xB9BD, GR128, GR64>;
1872}
1873
1874let mayLoad = 1, mayStore = 1, Uses = [R0L, R1D], Defs = [CC] in {
1875  defm TROO : SideEffectTernaryMemMemRRFcOpt<"troo", 0xB993, GR128, GR64>;
1876  defm TROT : SideEffectTernaryMemMemRRFcOpt<"trot", 0xB992, GR128, GR64>;
1877  defm TRTO : SideEffectTernaryMemMemRRFcOpt<"trto", 0xB991, GR128, GR64>;
1878  defm TRTT : SideEffectTernaryMemMemRRFcOpt<"trtt", 0xB990, GR128, GR64>;
1879}
1880
1881let mayLoad = 1, mayStore = 1, Defs = [CC] in {
1882  defm CU12 : SideEffectTernaryMemMemRRFcOpt<"cu12", 0xB2A7, GR128, GR128>;
1883  defm CU14 : SideEffectTernaryMemMemRRFcOpt<"cu14", 0xB9B0, GR128, GR128>;
1884  defm CU21 : SideEffectTernaryMemMemRRFcOpt<"cu21", 0xB2A6, GR128, GR128>;
1885  defm CU24 : SideEffectTernaryMemMemRRFcOpt<"cu24", 0xB9B1, GR128, GR128>;
1886  def  CU41 : SideEffectBinaryMemMemRRE<"cu41", 0xB9B2, GR128, GR128>;
1887  def  CU42 : SideEffectBinaryMemMemRRE<"cu42", 0xB9B3, GR128, GR128>;
1888
1889  let isAsmParserOnly = 1 in {
1890    defm CUUTF : SideEffectTernaryMemMemRRFcOpt<"cuutf", 0xB2A6, GR128, GR128>;
1891    defm CUTFU : SideEffectTernaryMemMemRRFcOpt<"cutfu", 0xB2A7, GR128, GR128>;
1892  }
1893}
1894
1895//===----------------------------------------------------------------------===//
1896// Message-security assist
1897//===----------------------------------------------------------------------===//
1898
1899let mayLoad = 1, mayStore = 1, Uses = [R0L, R1D], Defs = [CC] in {
1900  def KM  : SideEffectBinaryMemMemRRE<"km",  0xB92E, GR128, GR128>;
1901  def KMC : SideEffectBinaryMemMemRRE<"kmc", 0xB92F, GR128, GR128>;
1902
1903  def KIMD : SideEffectBinaryMemRRE<"kimd", 0xB93E, GR64, GR128>;
1904  def KLMD : SideEffectBinaryMemRRE<"klmd", 0xB93F, GR64, GR128>;
1905  def KMAC : SideEffectBinaryMemRRE<"kmac", 0xB91E, GR64, GR128>;
1906
1907  let Predicates = [FeatureMessageSecurityAssist4] in {
1908    def KMF   : SideEffectBinaryMemMemRRE<"kmf", 0xB92A, GR128, GR128>;
1909    def KMO   : SideEffectBinaryMemMemRRE<"kmo", 0xB92B, GR128, GR128>;
1910    def KMCTR : SideEffectTernaryMemMemMemRRFb<"kmctr", 0xB92D,
1911                                               GR128, GR128, GR128>;
1912    def PCC   : SideEffectInherentRRE<"pcc", 0xB92C>;
1913  }
1914
1915  let Predicates = [FeatureMessageSecurityAssist5] in
1916    def PPNO : SideEffectBinaryMemMemRRE<"ppno", 0xB93C, GR128, GR128>;
1917  let Predicates = [FeatureMessageSecurityAssist7], isAsmParserOnly = 1 in
1918    def PRNO : SideEffectBinaryMemMemRRE<"prno", 0xB93C, GR128, GR128>;
1919
1920  let Predicates = [FeatureMessageSecurityAssist8] in
1921    def KMA : SideEffectTernaryMemMemMemRRFb<"kma", 0xB929,
1922                                              GR128, GR128, GR128>;
1923
1924  let Predicates = [FeatureMessageSecurityAssist9] in
1925    def KDSA : SideEffectBinaryMemRRE<"kdsa", 0xB93A, GR64, GR128>;
1926}
1927
1928//===----------------------------------------------------------------------===//
1929// Guarded storage
1930//===----------------------------------------------------------------------===//
1931
1932// These instructions use and/or modify the guarded storage control
1933// registers, which we do not otherwise model, so they should have
1934// hasSideEffects.
1935let Predicates = [FeatureGuardedStorage], hasSideEffects = 1 in {
1936  def LGG : UnaryRXY<"lgg", 0xE34C, null_frag, GR64, 8>;
1937  def LLGFSG : UnaryRXY<"llgfsg", 0xE348, null_frag, GR64, 4>;
1938
1939  let mayLoad = 1 in
1940    def LGSC : SideEffectBinaryRXY<"lgsc", 0xE34D, GR64>;
1941  let mayStore = 1 in
1942    def STGSC : SideEffectBinaryRXY<"stgsc", 0xE349, GR64>;
1943}
1944
1945//===----------------------------------------------------------------------===//
1946// Decimal arithmetic
1947//===----------------------------------------------------------------------===//
1948
1949defm CVB  : BinaryRXPair<"cvb",0x4F, 0xE306, null_frag, GR32, load, 4>;
1950def  CVBG : BinaryRXY<"cvbg", 0xE30E, null_frag, GR64, load, 8>;
1951
1952defm CVD  : StoreRXPair<"cvd", 0x4E, 0xE326, null_frag, GR32, 4>;
1953def  CVDG : StoreRXY<"cvdg", 0xE32E, null_frag, GR64, 8>;
1954
1955let mayLoad = 1, mayStore = 1 in {
1956  def MVN : SideEffectBinarySSa<"mvn", 0xD1>;
1957  def MVZ : SideEffectBinarySSa<"mvz", 0xD3>;
1958  def MVO : SideEffectBinarySSb<"mvo", 0xF1>;
1959
1960  def PACK : SideEffectBinarySSb<"pack", 0xF2>;
1961  def PKA  : SideEffectBinarySSf<"pka", 0xE9>;
1962  def PKU  : SideEffectBinarySSf<"pku", 0xE1>;
1963  def UNPK : SideEffectBinarySSb<"unpk", 0xF3>;
1964  let Defs = [CC] in {
1965    def UNPKA : SideEffectBinarySSa<"unpka", 0xEA>;
1966    def UNPKU : SideEffectBinarySSa<"unpku", 0xE2>;
1967  }
1968}
1969
1970let mayLoad = 1, mayStore = 1 in {
1971  let Defs = [CC] in {
1972    def AP : SideEffectBinarySSb<"ap", 0xFA>;
1973    def SP : SideEffectBinarySSb<"sp", 0xFB>;
1974    def ZAP : SideEffectBinarySSb<"zap", 0xF8>;
1975    def SRP : SideEffectTernarySSc<"srp", 0xF0>;
1976  }
1977  def MP : SideEffectBinarySSb<"mp", 0xFC>;
1978  def DP : SideEffectBinarySSb<"dp", 0xFD>;
1979  let Defs = [CC] in {
1980    def ED : SideEffectBinarySSa<"ed", 0xDE>;
1981    def EDMK : SideEffectBinarySSa<"edmk", 0xDF>;
1982  }
1983}
1984
1985let Defs = [CC] in {
1986  def CP : CompareSSb<"cp", 0xF9>;
1987  def TP : TestRSL<"tp", 0xEBC0>;
1988}
1989
1990//===----------------------------------------------------------------------===//
1991// Access registers
1992//===----------------------------------------------------------------------===//
1993
1994// Read a 32-bit access register into a GR32.  As with all GR32 operations,
1995// the upper 32 bits of the enclosing GR64 remain unchanged, which is useful
1996// when a 64-bit address is stored in a pair of access registers.
1997def EAR : UnaryRRE<"ear", 0xB24F, null_frag, GR32, AR32>;
1998
1999// Set access register.
2000def SAR : UnaryRRE<"sar", 0xB24E, null_frag, AR32, GR32>;
2001
2002// Copy access register.
2003def CPYA : UnaryRRE<"cpya", 0xB24D, null_frag, AR32, AR32>;
2004
2005// Load address extended.
2006defm LAE : LoadAddressRXPair<"lae", 0x51, 0xE375, null_frag>;
2007
2008// Load access multiple.
2009defm LAM : LoadMultipleRSPair<"lam", 0x9A, 0xEB9A, AR32>;
2010
2011// Store access multiple.
2012defm STAM : StoreMultipleRSPair<"stam", 0x9B, 0xEB9B, AR32>;
2013
2014//===----------------------------------------------------------------------===//
2015// Program mask and addressing mode
2016//===----------------------------------------------------------------------===//
2017
2018// Extract CC and program mask into a register.  CC ends up in bits 29 and 28.
2019let Uses = [CC] in
2020  def IPM : InherentRRE<"ipm", 0xB222, GR32, z_ipm>;
2021
2022// Set CC and program mask from a register.
2023let hasSideEffects = 1, Defs = [CC] in
2024  def SPM : SideEffectUnaryRR<"spm", 0x04, GR32>;
2025
2026// Branch and link - like BAS, but also extracts CC and program mask.
2027let isCall = 1, Uses = [CC], Defs = [CC] in {
2028  def BAL  : CallRX<"bal", 0x45>;
2029  def BALR : CallRR<"balr", 0x05>;
2030}
2031
2032// Test addressing mode.
2033let Defs = [CC] in
2034  def TAM : SideEffectInherentE<"tam", 0x010B>;
2035
2036// Set addressing mode.
2037let hasSideEffects = 1 in {
2038  def SAM24 : SideEffectInherentE<"sam24", 0x010C>;
2039  def SAM31 : SideEffectInherentE<"sam31", 0x010D>;
2040  def SAM64 : SideEffectInherentE<"sam64", 0x010E>;
2041}
2042
2043// Branch and set mode.  Not really a call, but also sets an output register.
2044let isBranch = 1, isTerminator = 1, isBarrier = 1 in
2045  def BSM : CallRR<"bsm", 0x0B>;
2046
2047// Branch and save and set mode.
2048let isCall = 1, Defs = [CC] in
2049  def BASSM : CallRR<"bassm", 0x0C>;
2050
2051//===----------------------------------------------------------------------===//
2052// Transactional execution
2053//===----------------------------------------------------------------------===//
2054
2055let hasSideEffects = 1, Predicates = [FeatureTransactionalExecution] in {
2056  // Transaction Begin
2057  let mayStore = 1, usesCustomInserter = 1, Defs = [CC] in {
2058    def TBEGIN : TestBinarySIL<"tbegin", 0xE560, z_tbegin, imm32zx16>;
2059    let hasNoSchedulingInfo = 1 in
2060     def TBEGIN_nofloat : TestBinarySILPseudo<z_tbegin_nofloat, imm32zx16>;
2061    def TBEGINC : SideEffectBinarySIL<"tbeginc", 0xE561,
2062                                      int_s390_tbeginc, imm32zx16>;
2063  }
2064
2065  // Transaction End
2066  let Defs = [CC] in
2067    def TEND : TestInherentS<"tend", 0xB2F8, z_tend>;
2068
2069  // Transaction Abort
2070  let isTerminator = 1, isBarrier = 1, mayStore = 1,
2071      hasSideEffects = 1 in
2072    def TABORT : SideEffectAddressS<"tabort", 0xB2FC, int_s390_tabort>;
2073
2074  // Nontransactional Store
2075  def NTSTG : StoreRXY<"ntstg", 0xE325, int_s390_ntstg, GR64, 8>;
2076
2077  // Extract Transaction Nesting Depth
2078  def ETND : InherentRRE<"etnd", 0xB2EC, GR32, int_s390_etnd>;
2079}
2080
2081//===----------------------------------------------------------------------===//
2082// Processor assist
2083//===----------------------------------------------------------------------===//
2084
2085let Predicates = [FeatureProcessorAssist] in {
2086  let hasSideEffects = 1 in
2087    def PPA : SideEffectTernaryRRFc<"ppa", 0xB2E8, GR64, GR64, imm32zx4>;
2088  def : Pat<(int_s390_ppa_txassist GR32:$src),
2089            (PPA (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_l32),
2090                 zero_reg, 1)>;
2091}
2092
2093//===----------------------------------------------------------------------===//
2094// Miscellaneous Instructions.
2095//===----------------------------------------------------------------------===//
2096
2097// Find leftmost one, AKA count leading zeros.  The instruction actually
2098// returns a pair of GR64s, the first giving the number of leading zeros
2099// and the second giving a copy of the source with the leftmost one bit
2100// cleared.  We only use the first result here.
2101let Defs = [CC] in
2102  def FLOGR : UnaryRRE<"flogr", 0xB983, null_frag, GR128, GR64>;
2103def : Pat<(i64 (ctlz GR64:$src)),
2104          (EXTRACT_SUBREG (FLOGR GR64:$src), subreg_h64)>;
2105
2106// Population count.  Counts bits set per byte or doubleword.
2107let Predicates = [FeatureMiscellaneousExtensions3] in {
2108  let Defs = [CC] in
2109    def POPCNTOpt : BinaryRRFc<"popcnt", 0xB9E1, GR64, GR64>;
2110  def : Pat<(ctpop GR64:$src), (POPCNTOpt GR64:$src, 8)>;
2111}
2112let Predicates = [FeaturePopulationCount], Defs = [CC] in
2113  def POPCNT : UnaryRRE<"popcnt", 0xB9E1, z_popcnt, GR64, GR64>;
2114
2115// Search a block of memory for a character.
2116let mayLoad = 1, Defs = [CC] in
2117  defm SRST : StringRRE<"srst", 0xB25E, z_search_string>;
2118let mayLoad = 1, Defs = [CC], Uses = [R0L] in
2119  def SRSTU : SideEffectBinaryMemMemRRE<"srstu", 0xB9BE, GR64, GR64>;
2120
2121// Compare until substring equal.
2122let mayLoad = 1, Defs = [CC], Uses = [R0L, R1L] in
2123  def CUSE : SideEffectBinaryMemMemRRE<"cuse", 0xB257, GR128, GR128>;
2124
2125// Compare and form codeword.
2126let mayLoad = 1, Defs = [CC, R1D, R2D, R3D], Uses = [R1D, R2D, R3D] in
2127  def CFC : SideEffectAddressS<"cfc", 0xB21A, null_frag>;
2128
2129// Update tree.
2130let mayLoad = 1, mayStore = 1, Defs = [CC, R0D, R1D, R2D, R3D, R5D],
2131    Uses = [R0D, R1D, R2D, R3D, R4D, R5D] in
2132  def UPT : SideEffectInherentE<"upt", 0x0102>;
2133
2134// Checksum.
2135let mayLoad = 1, Defs = [CC] in
2136  def CKSM : SideEffectBinaryMemMemRRE<"cksm", 0xB241, GR64, GR128>;
2137
2138// Compression call.
2139let mayLoad = 1, mayStore = 1, Defs = [CC, R1D], Uses = [R0L, R1D] in
2140  def CMPSC : SideEffectBinaryMemMemRRE<"cmpsc", 0xB263, GR128, GR128>;
2141
2142// Sort lists.
2143let Predicates = [FeatureEnhancedSort],
2144    mayLoad = 1, mayStore = 1, Defs = [CC], Uses = [R0L, R1D] in
2145  def SORTL : SideEffectBinaryMemMemRRE<"sortl", 0xB938, GR128, GR128>;
2146
2147// Deflate conversion call.
2148let Predicates = [FeatureDeflateConversion],
2149    mayLoad = 1, mayStore = 1, Defs = [CC], Uses = [R0L, R1D] in
2150  def DFLTCC : SideEffectTernaryMemMemRRFa<"dfltcc", 0xB939,
2151                                           GR128, GR128, GR64>;
2152
2153// Execute.
2154let hasSideEffects = 1 in {
2155  def EX   : SideEffectBinaryRX<"ex", 0x44, GR64>;
2156  def EXRL : SideEffectBinaryRILPC<"exrl", 0xC60, GR64>;
2157}
2158
2159//===----------------------------------------------------------------------===//
2160// .insn directive instructions
2161//===----------------------------------------------------------------------===//
2162
2163let isCodeGenOnly = 1, hasSideEffects = 1 in {
2164  def InsnE   : DirectiveInsnE<(outs), (ins imm64zx16:$enc), ".insn e,$enc", []>;
2165  def InsnRI  : DirectiveInsnRI<(outs), (ins imm64zx32:$enc, AnyReg:$R1,
2166                                             imm32sx16:$I2),
2167                                ".insn ri,$enc,$R1,$I2", []>;
2168  def InsnRIE : DirectiveInsnRIE<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2169                                              AnyReg:$R3, brtarget16:$I2),
2170                                 ".insn rie,$enc,$R1,$R3,$I2", []>;
2171  def InsnRIL : DirectiveInsnRIL<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2172                                              brtarget32:$I2),
2173                                 ".insn ril,$enc,$R1,$I2", []>;
2174  def InsnRILU : DirectiveInsnRIL<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2175                                               uimm32:$I2),
2176                                  ".insn rilu,$enc,$R1,$I2", []>;
2177  def InsnRIS : DirectiveInsnRIS<(outs),
2178                                 (ins imm64zx48:$enc, AnyReg:$R1,
2179                                      imm32sx8:$I2, imm32zx4:$M3,
2180                                      bdaddr12only:$BD4),
2181                                 ".insn ris,$enc,$R1,$I2,$M3,$BD4", []>;
2182  def InsnRR : DirectiveInsnRR<(outs),
2183                               (ins imm64zx16:$enc, AnyReg:$R1, AnyReg:$R2),
2184                               ".insn rr,$enc,$R1,$R2", []>;
2185  def InsnRRE : DirectiveInsnRRE<(outs), (ins imm64zx32:$enc,
2186                                              AnyReg:$R1, AnyReg:$R2),
2187                                 ".insn rre,$enc,$R1,$R2", []>;
2188  def InsnRRF : DirectiveInsnRRF<(outs),
2189                                 (ins imm64zx32:$enc, AnyReg:$R1, AnyReg:$R2,
2190                                      AnyReg:$R3, imm32zx4:$M4),
2191                                 ".insn rrf,$enc,$R1,$R2,$R3,$M4", []>;
2192  def InsnRRS : DirectiveInsnRRS<(outs),
2193                                 (ins imm64zx48:$enc, AnyReg:$R1,
2194                                      AnyReg:$R2, imm32zx4:$M3,
2195                                      bdaddr12only:$BD4),
2196                                 ".insn rrs,$enc,$R1,$R2,$M3,$BD4", []>;
2197  def InsnRS  : DirectiveInsnRS<(outs),
2198                                (ins imm64zx32:$enc, AnyReg:$R1,
2199                                     AnyReg:$R3, bdaddr12only:$BD2),
2200                                ".insn rs,$enc,$R1,$R3,$BD2", []>;
2201  def InsnRSE : DirectiveInsnRSE<(outs),
2202                                 (ins imm64zx48:$enc, AnyReg:$R1,
2203                                      AnyReg:$R3, bdaddr12only:$BD2),
2204                                 ".insn rse,$enc,$R1,$R3,$BD2", []>;
2205  def InsnRSI : DirectiveInsnRSI<(outs),
2206                                 (ins imm64zx48:$enc, AnyReg:$R1,
2207                                      AnyReg:$R3, brtarget16:$RI2),
2208                                 ".insn rsi,$enc,$R1,$R3,$RI2", []>;
2209  def InsnRSY : DirectiveInsnRSY<(outs),
2210                                 (ins imm64zx48:$enc, AnyReg:$R1,
2211                                      AnyReg:$R3, bdaddr20only:$BD2),
2212                                 ".insn rsy,$enc,$R1,$R3,$BD2", []>;
2213  def InsnRX  : DirectiveInsnRX<(outs), (ins imm64zx32:$enc, AnyReg:$R1,
2214                                             bdxaddr12only:$XBD2),
2215                                ".insn rx,$enc,$R1,$XBD2", []>;
2216  def InsnRXE : DirectiveInsnRXE<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2217                                              bdxaddr12only:$XBD2),
2218                                 ".insn rxe,$enc,$R1,$XBD2", []>;
2219  def InsnRXF : DirectiveInsnRXF<(outs),
2220                                 (ins imm64zx48:$enc, AnyReg:$R1,
2221                                      AnyReg:$R3, bdxaddr12only:$XBD2),
2222                                 ".insn rxf,$enc,$R1,$R3,$XBD2", []>;
2223  def InsnRXY : DirectiveInsnRXY<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2224                                              bdxaddr20only:$XBD2),
2225                                 ".insn rxy,$enc,$R1,$XBD2", []>;
2226  def InsnS : DirectiveInsnS<(outs),
2227                             (ins imm64zx32:$enc, bdaddr12only:$BD2),
2228                             ".insn s,$enc,$BD2", []>;
2229  def InsnSI : DirectiveInsnSI<(outs),
2230                               (ins imm64zx32:$enc, bdaddr12only:$BD1,
2231                                    imm32sx8:$I2),
2232                               ".insn si,$enc,$BD1,$I2", []>;
2233  def InsnSIY : DirectiveInsnSIY<(outs),
2234                                 (ins imm64zx48:$enc,
2235                                      bdaddr20only:$BD1, imm32zx8:$I2),
2236                                 ".insn siy,$enc,$BD1,$I2", []>;
2237  def InsnSIL : DirectiveInsnSIL<(outs),
2238                                 (ins imm64zx48:$enc, bdaddr12only:$BD1,
2239                                      imm32zx16:$I2),
2240                                 ".insn sil,$enc,$BD1,$I2", []>;
2241  def InsnSS : DirectiveInsnSS<(outs),
2242                               (ins imm64zx48:$enc, bdraddr12only:$RBD1,
2243                                    bdaddr12only:$BD2, AnyReg:$R3),
2244                               ".insn ss,$enc,$RBD1,$BD2,$R3", []>;
2245  def InsnSSE : DirectiveInsnSSE<(outs),
2246                                 (ins imm64zx48:$enc,
2247                                      bdaddr12only:$BD1,bdaddr12only:$BD2),
2248                                 ".insn sse,$enc,$BD1,$BD2", []>;
2249  def InsnSSF : DirectiveInsnSSF<(outs),
2250                                 (ins imm64zx48:$enc, bdaddr12only:$BD1,
2251                                      bdaddr12only:$BD2, AnyReg:$R3),
2252                                 ".insn ssf,$enc,$BD1,$BD2,$R3", []>;
2253  def InsnVRI : DirectiveInsnVRI<(outs),
2254                                 (ins imm64zx48:$enc, VR128:$V1, VR128:$V2,
2255                                  imm32zx12:$I3, imm32zx4:$M4, imm32zx4:$M5),
2256                                 ".insn vri,$enc,$V1,$V2,$I3,$M4,$M5", []>;
2257  def InsnVRR : DirectiveInsnVRR<(outs),
2258                                 (ins imm64zx48:$enc, VR128:$V1, VR128:$V2,
2259                                  VR128:$V3, imm32zx4:$M4, imm32zx4:$M5,
2260                                  imm32zx4:$M6),
2261                                  ".insn vrr,$enc,$V1,$V2,$V3,$M4,$M5,$M6", []>;
2262  def InsnVRS : DirectiveInsnVRS<(outs),
2263                                 (ins imm64zx48:$enc, AnyReg:$R1, VR128:$V3,
2264                                  bdaddr12only:$BD2, imm32zx4:$M4),
2265                                 ".insn vrs,$enc,$BD2,$M4", []>;
2266  def InsnVRV : DirectiveInsnVRV<(outs),
2267                                 (ins imm64zx48:$enc, VR128:$V1,
2268                                      bdvaddr12only:$VBD2, imm32zx4:$M3),
2269                                 ".insn vrv,$enc,$V1,$VBD2,$M3", []>;
2270  def InsnVRX : DirectiveInsnVRX<(outs),
2271                                 (ins imm64zx48:$enc, VR128:$V1,
2272                                  bdxaddr12only:$XBD2, imm32zx4:$M3),
2273                                 ".insn vrx,$enc,$V1,$XBD2,$M3", []>;
2274  def InsnVSI : DirectiveInsnVSI<(outs),
2275                                 (ins imm64zx48:$enc, VR128:$V1,
2276                                  bdaddr12only:$BD2, imm32zx8:$I3),
2277                                  ".insn vsi,$enc,$V1,$BD2,$I3", []>;
2278}
2279
2280//===----------------------------------------------------------------------===//
2281// Peepholes.
2282//===----------------------------------------------------------------------===//
2283
2284// Avoid generating 2 XOR instructions. (xor (and x, y), y) is
2285// equivalent to (and (xor x, -1), y)
2286def : Pat<(and (xor GR64:$x, (i64 -1)), GR64:$y),
2287                          (XGR GR64:$y, (NGR GR64:$y, GR64:$x))>;
2288
2289// Shift/rotate instructions only use the last 6 bits of the second operand
2290// register, so we can safely use NILL (16 fewer bits than NILF) to only AND the
2291// last 16 bits.
2292// Complexity is added so that we match this before we match NILF on the AND
2293// operation alone.
2294let AddedComplexity = 4 in {
2295  def : Pat<(shl GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2296            (SLL GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2297
2298  def : Pat<(sra GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2299            (SRA GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2300
2301  def : Pat<(srl GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2302            (SRL GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2303
2304  def : Pat<(shl GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2305            (SLLG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2306
2307  def : Pat<(sra GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2308            (SRAG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2309
2310  def : Pat<(srl GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2311            (SRLG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2312
2313  def : Pat<(rotl GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2314            (RLL GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2315
2316  def : Pat<(rotl GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2317            (RLLG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2318}
2319
2320// Substitute (x*64-s) with (-s), since shift/rotate instructions only
2321// use the last 6 bits of the second operand register (making it modulo 64).
2322let AddedComplexity = 4 in {
2323  def : Pat<(shl GR64:$val, (sub imm32mod64,  GR32:$shift)),
2324            (SLLG GR64:$val, (LCR GR32:$shift), 0)>;
2325
2326  def : Pat<(sra GR64:$val, (sub imm32mod64,  GR32:$shift)),
2327            (SRAG GR64:$val, (LCR GR32:$shift), 0)>;
2328
2329  def : Pat<(srl GR64:$val, (sub imm32mod64,  GR32:$shift)),
2330            (SRLG GR64:$val, (LCR GR32:$shift), 0)>;
2331
2332  def : Pat<(rotl GR64:$val, (sub imm32mod64,  GR32:$shift)),
2333            (RLLG GR64:$val, (LCR GR32:$shift), 0)>;
2334}
2335
2336// Peepholes for turning scalar operations into block operations.
2337defm : BlockLoadStore<anyextloadi8, i32, MVCSequence, NCSequence, OCSequence,
2338                      XCSequence, 1>;
2339defm : BlockLoadStore<anyextloadi16, i32, MVCSequence, NCSequence, OCSequence,
2340                      XCSequence, 2>;
2341defm : BlockLoadStore<load, i32, MVCSequence, NCSequence, OCSequence,
2342                      XCSequence, 4>;
2343defm : BlockLoadStore<anyextloadi8, i64, MVCSequence, NCSequence,
2344                      OCSequence, XCSequence, 1>;
2345defm : BlockLoadStore<anyextloadi16, i64, MVCSequence, NCSequence, OCSequence,
2346                      XCSequence, 2>;
2347defm : BlockLoadStore<anyextloadi32, i64, MVCSequence, NCSequence, OCSequence,
2348                      XCSequence, 4>;
2349defm : BlockLoadStore<load, i64, MVCSequence, NCSequence, OCSequence,
2350                      XCSequence, 8>;
2351
2352//===----------------------------------------------------------------------===//
2353// Mnemonic Aliases
2354//===----------------------------------------------------------------------===//
2355
2356def JCT   : MnemonicAlias<"jct", "brct">;
2357def JCTG  : MnemonicAlias<"jctg", "brctg">;
2358def JAS   : MnemonicAlias<"jas", "bras">;
2359def JASL  : MnemonicAlias<"jasl", "brasl">;
2360def JXH   : MnemonicAlias<"jxh", "brxh">;
2361def JXLE  : MnemonicAlias<"jxle", "brxle">;
2362def JXHG  : MnemonicAlias<"jxhg", "brxhg">;
2363def JXLEG : MnemonicAlias<"jxleg", "brxlg">;
2364
2365def BRU   : MnemonicAlias<"bru", "j">;
2366def BRUL  : MnemonicAlias<"brul", "jg">;
2367
2368foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
2369              "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
2370  def BRUAsm#V : MnemonicCondBranchAlias <CV<V>, "br#", "j#">;
2371  def BRULAsm#V : MnemonicCondBranchAlias <CV<V>, "br#l", "jg#">;
2372}
2373