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 IsTargetXPLINK64      : Predicate<"Subtarget->isTargetXPLINK64()">;
10def IsTargetELF           : Predicate<"Subtarget->isTargetELF()">;
11
12//===----------------------------------------------------------------------===//
13// Stack allocation
14//===----------------------------------------------------------------------===//
15
16// The callseq_start node requires the hasSideEffects flag, even though these
17// instructions are noops on SystemZ.
18let hasNoSchedulingInfo = 1, hasSideEffects = 1 in {
19  def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i64imm:$amt1, i64imm:$amt2),
20                                [(callseq_start timm:$amt1, timm:$amt2)]>;
21  def ADJCALLSTACKUP   : Pseudo<(outs), (ins i64imm:$amt1, i64imm:$amt2),
22                                [(callseq_end timm:$amt1, timm:$amt2)]>;
23}
24
25// Takes as input the value of the stack pointer after a dynamic allocation
26// has been made.  Sets the output to the address of the dynamically-
27// allocated area itself, skipping the outgoing arguments.
28//
29// This expands to an LA or LAY instruction.  We restrict the offset
30// to the range of LA and keep the LAY range in reserve for when
31// the size of the outgoing arguments is added.
32def ADJDYNALLOC : Pseudo<(outs GR64:$dst), (ins dynalloc12only:$src),
33                         [(set GR64:$dst, dynalloc12only:$src)]>;
34
35let Defs = [R15D, CC], Uses = [R15D], hasNoSchedulingInfo = 1,
36    usesCustomInserter = 1 in
37  def PROBED_ALLOCA : Pseudo<(outs GR64:$dst),
38                             (ins GR64:$oldSP, GR64:$space),
39           [(set GR64:$dst, (z_probed_alloca GR64:$oldSP, GR64:$space))]>;
40
41let Defs = [R1D, R15D, CC], Uses = [R15D], hasNoSchedulingInfo = 1,
42    hasSideEffects = 1 in
43  def PROBED_STACKALLOC : Pseudo<(outs), (ins i64imm:$stacksize), []>;
44
45//===----------------------------------------------------------------------===//
46// Branch instructions
47//===----------------------------------------------------------------------===//
48
49// Conditional branches.
50let isBranch = 1, isTerminator = 1, Uses = [CC] in {
51  // It's easier for LLVM to handle these branches in their raw BRC/BRCL form
52  // with the condition-code mask being the first operand.  It seems friendlier
53  // to use mnemonic forms like JE and JLH when writing out the assembly though.
54  let isCodeGenOnly = 1 in {
55    // An assembler extended mnemonic for BRC.
56    def BRC  : CondBranchRI <"j#",  0xA74, z_br_ccmask>;
57    // An assembler extended mnemonic for BRCL.  (The extension is "G"
58    // rather than "L" because "JL" is "Jump if Less".)
59    def BRCL : CondBranchRIL<"jg#", 0xC04>;
60    let isIndirectBranch = 1 in {
61      def BC  : CondBranchRX<"b#",  0x47>;
62      def BCR : CondBranchRR<"b#r", 0x07>;
63      def BIC : CondBranchRXY<"bi#", 0xe347>,
64                Requires<[FeatureMiscellaneousExtensions2]>;
65    }
66  }
67
68  // Allow using the raw forms directly from the assembler (and occasional
69  // special code generation needs) as well.
70  def BRCAsm  : AsmCondBranchRI <"brc",  0xA74>;
71  def BRCLAsm : AsmCondBranchRIL<"brcl", 0xC04>;
72  let isIndirectBranch = 1 in {
73    def BCAsm  : AsmCondBranchRX<"bc",  0x47>;
74    def BCRAsm : AsmCondBranchRR<"bcr", 0x07>;
75    def BICAsm : AsmCondBranchRXY<"bic", 0xe347>,
76                 Requires<[FeatureMiscellaneousExtensions2]>;
77  }
78
79  // Define AsmParser extended mnemonics for each general condition-code mask
80  // (integer or floating-point)
81  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
82                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
83    def JAsm#V  : FixedCondBranchRI <CV<V>, "j#",  0xA74>;
84    def JGAsm#V : FixedCondBranchRIL<CV<V>, "jg#", 0xC04>;
85    let isIndirectBranch = 1 in {
86      def BAsm#V  : FixedCondBranchRX <CV<V>, "b#",  0x47>;
87      def BRAsm#V : FixedCondBranchRR <CV<V>, "b#r", 0x07>;
88      def BIAsm#V : FixedCondBranchRXY<CV<V>, "bi#", 0xe347>,
89                    Requires<[FeatureMiscellaneousExtensions2]>;
90    }
91  }
92}
93
94// Unconditional branches.  These are in fact simply variants of the
95// conditional branches with the condition mask set to "always".
96let isBranch = 1, isTerminator = 1, isBarrier = 1 in {
97  def J  : FixedCondBranchRI <CondAlways, "j",  0xA74, br>;
98  def JG : FixedCondBranchRIL<CondAlways, "jg", 0xC04>;
99  let isIndirectBranch = 1 in {
100    def B  : FixedCondBranchRX<CondAlways, "b",  0x47>;
101    def BR : FixedCondBranchRR<CondAlways, "br", 0x07, brind>;
102    def BI : FixedCondBranchRXY<CondAlways, "bi", 0xe347, brind>,
103             Requires<[FeatureMiscellaneousExtensions2]>;
104  }
105}
106
107// NOPs.  These are again variants of the conditional branches, with the
108// condition mask set to "never".  NOP_bare can't be an InstAlias since it
109// would need R0D hard coded which is not part of ADDR64BitRegClass.
110def NOP  : InstAlias<"nop\t$XBD", (BCAsm 0, bdxaddr12only:$XBD), 0>;
111let isAsmParserOnly = 1, hasNoSchedulingInfo = 1, M1 = 0, XBD2 = 0 in
112  def NOP_bare  : InstRXb<0x47,(outs), (ins), "nop", []>;
113def NOPR : InstAlias<"nopr\t$R", (BCRAsm 0, GR64:$R), 0>;
114def NOPR_bare : InstAlias<"nopr", (BCRAsm 0, R0D), 0>;
115
116// An alias of BRC 0, label
117def JNOP : InstAlias<"jnop\t$RI2", (BRCAsm 0, brtarget16:$RI2), 0>;
118
119// An alias of BRCL 0, label
120def JGNOP : InstAlias<"jgnop\t$RI2", (BRCLAsm 0, brtarget32:$RI2), 0>;
121
122// Fused compare-and-branch instructions.
123//
124// These instructions do not use or clobber the condition codes.
125// We nevertheless pretend that the relative compare-and-branch
126// instructions clobber CC, so that we can lower them to separate
127// comparisons and BRCLs if the branch ends up being out of range.
128let isBranch = 1, isTerminator = 1 in {
129  // As for normal branches, we handle these instructions internally in
130  // their raw CRJ-like form, but use assembly macros like CRJE when writing
131  // them out.  Using the *Pair multiclasses, we also create the raw forms.
132  let Defs = [CC] in {
133    defm CRJ   : CmpBranchRIEbPair<"crj",   0xEC76, GR32>;
134    defm CGRJ  : CmpBranchRIEbPair<"cgrj",  0xEC64, GR64>;
135    defm CIJ   : CmpBranchRIEcPair<"cij",   0xEC7E, GR32, imm32sx8>;
136    defm CGIJ  : CmpBranchRIEcPair<"cgij",  0xEC7C, GR64, imm64sx8>;
137    defm CLRJ  : CmpBranchRIEbPair<"clrj",  0xEC77, GR32>;
138    defm CLGRJ : CmpBranchRIEbPair<"clgrj", 0xEC65, GR64>;
139    defm CLIJ  : CmpBranchRIEcPair<"clij",  0xEC7F, GR32, imm32zx8>;
140    defm CLGIJ : CmpBranchRIEcPair<"clgij", 0xEC7D, GR64, imm64zx8>;
141  }
142  let isIndirectBranch = 1 in {
143    defm CRB   : CmpBranchRRSPair<"crb",   0xECF6, GR32>;
144    defm CGRB  : CmpBranchRRSPair<"cgrb",  0xECE4, GR64>;
145    defm CIB   : CmpBranchRISPair<"cib",   0xECFE, GR32, imm32sx8>;
146    defm CGIB  : CmpBranchRISPair<"cgib",  0xECFC, GR64, imm64sx8>;
147    defm CLRB  : CmpBranchRRSPair<"clrb",  0xECF7, GR32>;
148    defm CLGRB : CmpBranchRRSPair<"clgrb", 0xECE5, GR64>;
149    defm CLIB  : CmpBranchRISPair<"clib",  0xECFF, GR32, imm32zx8>;
150    defm CLGIB : CmpBranchRISPair<"clgib", 0xECFD, GR64, imm64zx8>;
151  }
152
153  // Define AsmParser mnemonics for each integer condition-code mask.
154  foreach V = [ "E", "H", "L", "HE", "LE", "LH",
155                "NE", "NH", "NL", "NHE", "NLE", "NLH" ] in {
156    let Defs = [CC] in {
157      def CRJAsm#V   : FixedCmpBranchRIEb<ICV<V>, "crj",   0xEC76, GR32>;
158      def CGRJAsm#V  : FixedCmpBranchRIEb<ICV<V>, "cgrj",  0xEC64, GR64>;
159      def CIJAsm#V   : FixedCmpBranchRIEc<ICV<V>, "cij",   0xEC7E, GR32,
160                                          imm32sx8>;
161      def CGIJAsm#V  : FixedCmpBranchRIEc<ICV<V>, "cgij",  0xEC7C, GR64,
162                                          imm64sx8>;
163      def CLRJAsm#V  : FixedCmpBranchRIEb<ICV<V>, "clrj",  0xEC77, GR32>;
164      def CLGRJAsm#V : FixedCmpBranchRIEb<ICV<V>, "clgrj", 0xEC65, GR64>;
165      def CLIJAsm#V  : FixedCmpBranchRIEc<ICV<V>, "clij",  0xEC7F, GR32,
166                                          imm32zx8>;
167      def CLGIJAsm#V : FixedCmpBranchRIEc<ICV<V>, "clgij", 0xEC7D, GR64,
168                                          imm64zx8>;
169    }
170    let isIndirectBranch = 1 in {
171      def CRBAsm#V   : FixedCmpBranchRRS<ICV<V>, "crb",   0xECF6, GR32>;
172      def CGRBAsm#V  : FixedCmpBranchRRS<ICV<V>, "cgrb",  0xECE4, GR64>;
173      def CIBAsm#V   : FixedCmpBranchRIS<ICV<V>, "cib",   0xECFE, GR32,
174                                         imm32sx8>;
175      def CGIBAsm#V  : FixedCmpBranchRIS<ICV<V>, "cgib",  0xECFC, GR64,
176                                         imm64sx8>;
177      def CLRBAsm#V  : FixedCmpBranchRRS<ICV<V>, "clrb",  0xECF7, GR32>;
178      def CLGRBAsm#V : FixedCmpBranchRRS<ICV<V>, "clgrb", 0xECE5, GR64>;
179      def CLIBAsm#V  : FixedCmpBranchRIS<ICV<V>, "clib",  0xECFF, GR32,
180                                         imm32zx8>;
181      def CLGIBAsm#V : FixedCmpBranchRIS<ICV<V>, "clgib", 0xECFD, GR64,
182                                         imm64zx8>;
183    }
184  }
185}
186
187// Decrement a register and branch if it is nonzero.  These don't clobber CC,
188// but we might need to split long relative branches into sequences that do.
189let isBranch = 1, isTerminator = 1 in {
190  let Defs = [CC] in {
191    def BRCT  : BranchUnaryRI<"brct",  0xA76, GR32>;
192    def BRCTG : BranchUnaryRI<"brctg", 0xA77, GR64>;
193  }
194  // This doesn't need to clobber CC since we never need to split it.
195  def BRCTH : BranchUnaryRIL<"brcth", 0xCC6, GRH32>,
196              Requires<[FeatureHighWord]>;
197
198  def BCT   : BranchUnaryRX<"bct",  0x46,GR32>;
199  def BCTR  : BranchUnaryRR<"bctr", 0x06, GR32>;
200  def BCTG  : BranchUnaryRXY<"bctg",  0xE346, GR64>;
201  def BCTGR : BranchUnaryRRE<"bctgr", 0xB946, GR64>;
202}
203
204let isBranch = 1, isTerminator = 1 in {
205  let Defs = [CC] in {
206    def BRXH  : BranchBinaryRSI<"brxh",  0x84, GR32>;
207    def BRXLE : BranchBinaryRSI<"brxle", 0x85, GR32>;
208    def BRXHG : BranchBinaryRIEe<"brxhg", 0xEC44, GR64>;
209    def BRXLG : BranchBinaryRIEe<"brxlg", 0xEC45, GR64>;
210  }
211  def BXH   : BranchBinaryRS<"bxh",  0x86, GR32>;
212  def BXLE  : BranchBinaryRS<"bxle", 0x87, GR32>;
213  def BXHG  : BranchBinaryRSY<"bxhg",  0xEB44, GR64>;
214  def BXLEG : BranchBinaryRSY<"bxleg", 0xEB45, GR64>;
215}
216
217//===----------------------------------------------------------------------===//
218// Trap instructions
219//===----------------------------------------------------------------------===//
220
221// Unconditional trap.
222let hasCtrlDep = 1, hasSideEffects = 1 in
223  def Trap : Alias<4, (outs), (ins), [(trap)]>;
224
225// Conditional trap.
226let hasCtrlDep = 1, Uses = [CC], hasSideEffects = 1 in
227  def CondTrap : Alias<4, (outs), (ins cond4:$valid, cond4:$R1), []>;
228
229// Fused compare-and-trap instructions.
230let hasCtrlDep = 1, hasSideEffects = 1 in {
231  // These patterns work the same way as for compare-and-branch.
232  defm CRT   : CmpBranchRRFcPair<"crt",   0xB972, GR32>;
233  defm CGRT  : CmpBranchRRFcPair<"cgrt",  0xB960, GR64>;
234  defm CLRT  : CmpBranchRRFcPair<"clrt",  0xB973, GR32>;
235  defm CLGRT : CmpBranchRRFcPair<"clgrt", 0xB961, GR64>;
236  defm CIT   : CmpBranchRIEaPair<"cit",   0xEC72, GR32, imm32sx16>;
237  defm CGIT  : CmpBranchRIEaPair<"cgit",  0xEC70, GR64, imm64sx16>;
238  defm CLFIT : CmpBranchRIEaPair<"clfit", 0xEC73, GR32, imm32zx16>;
239  defm CLGIT : CmpBranchRIEaPair<"clgit", 0xEC71, GR64, imm64zx16>;
240  let Predicates = [FeatureMiscellaneousExtensions] in {
241    defm CLT  : CmpBranchRSYbPair<"clt",  0xEB23, GR32>;
242    defm CLGT : CmpBranchRSYbPair<"clgt", 0xEB2B, GR64>;
243  }
244
245  foreach V = [ "E", "H", "L", "HE", "LE", "LH",
246                "NE", "NH", "NL", "NHE", "NLE", "NLH" ] in {
247    def CRTAsm#V   : FixedCmpBranchRRFc<ICV<V>, "crt",   0xB972, GR32>;
248    def CGRTAsm#V  : FixedCmpBranchRRFc<ICV<V>, "cgrt",  0xB960, GR64>;
249    def CLRTAsm#V  : FixedCmpBranchRRFc<ICV<V>, "clrt",  0xB973, GR32>;
250    def CLGRTAsm#V : FixedCmpBranchRRFc<ICV<V>, "clgrt", 0xB961, GR64>;
251    def CITAsm#V   : FixedCmpBranchRIEa<ICV<V>, "cit",   0xEC72, GR32,
252                                         imm32sx16>;
253    def CGITAsm#V  : FixedCmpBranchRIEa<ICV<V>, "cgit",  0xEC70, GR64,
254                                         imm64sx16>;
255    def CLFITAsm#V : FixedCmpBranchRIEa<ICV<V>, "clfit", 0xEC73, GR32,
256                                         imm32zx16>;
257    def CLGITAsm#V : FixedCmpBranchRIEa<ICV<V>, "clgit", 0xEC71, GR64,
258                                         imm64zx16>;
259    let Predicates = [FeatureMiscellaneousExtensions] in {
260      def CLTAsm#V  : FixedCmpBranchRSYb<ICV<V>, "clt",  0xEB23, GR32>;
261      def CLGTAsm#V : FixedCmpBranchRSYb<ICV<V>, "clgt", 0xEB2B, GR64>;
262    }
263  }
264}
265
266//===----------------------------------------------------------------------===//
267// Call and return instructions
268//===----------------------------------------------------------------------===//
269
270// Define the general form of the call instructions for the asm parser.
271// These instructions don't hard-code %r14 as the return address register.
272let isCall = 1, Defs = [CC] in {
273  def BRAS  : CallRI <"bras", 0xA75>;
274  def BRASL : CallRIL<"brasl", 0xC05>;
275  def BAS   : CallRX <"bas", 0x4D>;
276  def BASR  : CallRR <"basr", 0x0D>;
277}
278
279// z/OS XPLINK
280let Predicates = [IsTargetXPLINK64] in {
281  let isCall = 1, Defs = [R7D, CC], Uses = [FPC] in {
282    def CallBRASL_XPLINK64 : Alias<8, (outs), (ins pcrel32:$I2, variable_ops),
283                          [(z_call pcrel32:$I2)]>;
284    def CallBASR_XPLINK64  : Alias<4, (outs), (ins ADDR64:$R2, variable_ops),
285                          [(z_call ADDR64:$R2)]>;
286  }
287}
288
289// Regular calls.
290// z/Linux ELF
291let Predicates = [IsTargetELF] in {
292  let isCall = 1, Defs = [R14D, CC], Uses = [FPC] in {
293    def CallBRASL : Alias<6, (outs), (ins pcrel32:$I2, variable_ops),
294                          [(z_call pcrel32:$I2)]>;
295    def CallBASR  : Alias<2, (outs), (ins ADDR64:$R2, variable_ops),
296                          [(z_call ADDR64:$R2)]>;
297  }
298
299  // TLS calls.  These will be lowered into a call to __tls_get_offset,
300  // with an extra relocation specifying the TLS symbol.
301  let isCall = 1, Defs = [R14D, CC] in {
302    def TLS_GDCALL : Alias<6, (outs), (ins tlssym:$I2, variable_ops),
303                           [(z_tls_gdcall tglobaltlsaddr:$I2)]>;
304    def TLS_LDCALL : Alias<6, (outs), (ins tlssym:$I2, variable_ops),
305                           [(z_tls_ldcall tglobaltlsaddr:$I2)]>;
306  }
307}
308
309// Sibling calls. Indirect sibling calls must be via R6 for XPLink,
310// R1 used for ELF
311let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in {
312  def CallJG : Alias<6, (outs), (ins pcrel32:$I2),
313                     [(z_sibcall pcrel32:$I2)]>;
314  def CallBR : Alias<2, (outs), (ins ADDR64:$R2),
315                     [(z_sibcall ADDR64:$R2)]>;
316}
317
318// Conditional sibling calls.
319let CCMaskFirst = 1, isCall = 1, isTerminator = 1, isReturn = 1 in {
320  def CallBRCL : Alias<6, (outs), (ins cond4:$valid, cond4:$R1,
321                                   pcrel32:$I2), []>;
322  def CallBCR : Alias<2, (outs), (ins cond4:$valid, cond4:$R1,
323                                  ADDR64:$R2), []>;
324}
325
326// Fused compare and conditional sibling calls.
327let isCall = 1, isTerminator = 1, isReturn = 1 in {
328  def CRBCall : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3, ADDR64:$R4), []>;
329  def CGRBCall : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3, ADDR64:$R4), []>;
330  def CIBCall : Alias<6, (outs), (ins GR32:$R1, imm32sx8:$I2, cond4:$M3, ADDR64:$R4), []>;
331  def CGIBCall : Alias<6, (outs), (ins GR64:$R1, imm64sx8:$I2, cond4:$M3, ADDR64:$R4), []>;
332  def CLRBCall : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3, ADDR64:$R4), []>;
333  def CLGRBCall : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3, ADDR64:$R4), []>;
334  def CLIBCall : Alias<6, (outs), (ins GR32:$R1, imm32zx8:$I2, cond4:$M3, ADDR64:$R4), []>;
335  def CLGIBCall : Alias<6, (outs), (ins GR64:$R1, imm64zx8:$I2, cond4:$M3, ADDR64:$R4), []>;
336}
337
338// A return instruction (br %r14) for ELF and (b 2 %r7) for XPLink.
339let isReturn = 1, isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
340  def Return : Alias<2, (outs), (ins), [(z_retflag)]>;
341
342// A conditional return instruction (bcr <cond>, %r14).
343let isReturn = 1, isTerminator = 1, hasCtrlDep = 1, CCMaskFirst = 1, Uses = [CC] in
344  def CondReturn : Alias<2, (outs), (ins cond4:$valid, cond4:$R1), []>;
345
346// Fused compare and conditional returns.
347let isReturn = 1, isTerminator = 1, hasCtrlDep = 1 in {
348  def CRBReturn : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3), []>;
349  def CGRBReturn : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3), []>;
350  def CIBReturn : Alias<6, (outs), (ins GR32:$R1, imm32sx8:$I2, cond4:$M3), []>;
351  def CGIBReturn : Alias<6, (outs), (ins GR64:$R1, imm64sx8:$I2, cond4:$M3), []>;
352  def CLRBReturn : Alias<6, (outs), (ins GR32:$R1, GR32:$R2, cond4:$M3), []>;
353  def CLGRBReturn : Alias<6, (outs), (ins GR64:$R1, GR64:$R2, cond4:$M3), []>;
354  def CLIBReturn : Alias<6, (outs), (ins GR32:$R1, imm32zx8:$I2, cond4:$M3), []>;
355  def CLGIBReturn : Alias<6, (outs), (ins GR64:$R1, imm64zx8:$I2, cond4:$M3), []>;
356}
357
358//===----------------------------------------------------------------------===//
359// Select instructions
360//===----------------------------------------------------------------------===//
361
362def Select32    : SelectWrapper<i32, GR32>,
363                  Requires<[FeatureNoLoadStoreOnCond]>;
364def Select64    : SelectWrapper<i64, GR64>,
365                  Requires<[FeatureNoLoadStoreOnCond]>;
366
367// We don't define 32-bit Mux stores if we don't have STOCFH, because the
368// low-only STOC should then always be used if possible.
369defm CondStore8Mux  : CondStores<GRX32, nonvolatile_truncstorei8,
370                                 nonvolatile_anyextloadi8, bdxaddr20only>,
371                      Requires<[FeatureHighWord]>;
372defm CondStore16Mux : CondStores<GRX32, nonvolatile_truncstorei16,
373                                 nonvolatile_anyextloadi16, bdxaddr20only>,
374                      Requires<[FeatureHighWord]>;
375defm CondStore32Mux : CondStores<GRX32, simple_store,
376                                 simple_load, bdxaddr20only>,
377                      Requires<[FeatureLoadStoreOnCond2]>;
378defm CondStore8     : CondStores<GR32, nonvolatile_truncstorei8,
379                                 nonvolatile_anyextloadi8, bdxaddr20only>;
380defm CondStore16    : CondStores<GR32, nonvolatile_truncstorei16,
381                                 nonvolatile_anyextloadi16, bdxaddr20only>;
382defm CondStore32    : CondStores<GR32, simple_store,
383                                 simple_load, bdxaddr20only>;
384
385defm : CondStores64<CondStore8, CondStore8Inv, nonvolatile_truncstorei8,
386                    nonvolatile_anyextloadi8, bdxaddr20only>;
387defm : CondStores64<CondStore16, CondStore16Inv, nonvolatile_truncstorei16,
388                    nonvolatile_anyextloadi16, bdxaddr20only>;
389defm : CondStores64<CondStore32, CondStore32Inv, nonvolatile_truncstorei32,
390                    nonvolatile_anyextloadi32, bdxaddr20only>;
391defm CondStore64 : CondStores<GR64, simple_store,
392                              simple_load, bdxaddr20only>;
393
394//===----------------------------------------------------------------------===//
395// Move instructions
396//===----------------------------------------------------------------------===//
397
398// Register moves.
399def LR  : UnaryRR <"lr",  0x18,   null_frag, GR32, GR32>;
400def LGR : UnaryRRE<"lgr", 0xB904, null_frag, GR64, GR64>;
401
402let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
403  def LTR  : UnaryRR <"ltr",  0x12,   null_frag, GR32, GR32>;
404  def LTGR : UnaryRRE<"ltgr", 0xB902, null_frag, GR64, GR64>;
405}
406
407let usesCustomInserter = 1, hasNoSchedulingInfo = 1 in
408  def PAIR128 : Pseudo<(outs GR128:$dst), (ins GR64:$hi, GR64:$lo), []>;
409
410// Immediate moves.
411let isAsCheapAsAMove = 1, isMoveImm = 1, isReMaterializable = 1 in {
412  // 16-bit sign-extended immediates.  LHIMux expands to LHI or IIHF,
413  // deopending on the choice of register.
414  def LHIMux : UnaryRIPseudo<bitconvert, GRX32, imm32sx16>,
415               Requires<[FeatureHighWord]>;
416  def LHI  : UnaryRI<"lhi",  0xA78, bitconvert, GR32, imm32sx16>;
417  def LGHI : UnaryRI<"lghi", 0xA79, bitconvert, GR64, imm64sx16>;
418
419  // Other 16-bit immediates.
420  def LLILL : UnaryRI<"llill", 0xA5F, bitconvert, GR64, imm64ll16>;
421  def LLILH : UnaryRI<"llilh", 0xA5E, bitconvert, GR64, imm64lh16>;
422  def LLIHL : UnaryRI<"llihl", 0xA5D, bitconvert, GR64, imm64hl16>;
423  def LLIHH : UnaryRI<"llihh", 0xA5C, bitconvert, GR64, imm64hh16>;
424
425  // 32-bit immediates.
426  def LGFI  : UnaryRIL<"lgfi",  0xC01, bitconvert, GR64, imm64sx32>;
427  def LLILF : UnaryRIL<"llilf", 0xC0F, bitconvert, GR64, imm64lf32>;
428  def LLIHF : UnaryRIL<"llihf", 0xC0E, bitconvert, GR64, imm64hf32>;
429}
430
431// Register loads.
432let canFoldAsLoad = 1, SimpleBDXLoad = 1, mayLoad = 1 in {
433  // Expands to L, LY or LFH, depending on the choice of register.
434  def LMux : UnaryRXYPseudo<"l", load, GRX32, 4>,
435             Requires<[FeatureHighWord]>;
436  defm L : UnaryRXPair<"l", 0x58, 0xE358, load, GR32, 4>;
437  def LFH : UnaryRXY<"lfh", 0xE3CA, load, GRH32, 4>,
438            Requires<[FeatureHighWord]>;
439  def LG : UnaryRXY<"lg", 0xE304, load, GR64, 8>;
440
441  // These instructions are split after register allocation, so we don't
442  // want a custom inserter.
443  let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
444    def L128 : Pseudo<(outs GR128:$dst), (ins bdxaddr20only128:$src),
445                      [(set GR128:$dst, (load bdxaddr20only128:$src))]>;
446  }
447}
448let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
449  def LT  : UnaryRXY<"lt",  0xE312, load, GR32, 4>;
450  def LTG : UnaryRXY<"ltg", 0xE302, load, GR64, 8>;
451}
452
453let canFoldAsLoad = 1 in {
454  def LRL  : UnaryRILPC<"lrl",  0xC4D, aligned_load, GR32>;
455  def LGRL : UnaryRILPC<"lgrl", 0xC48, aligned_load, GR64>;
456}
457
458// Load and zero rightmost byte.
459let Predicates = [FeatureLoadAndZeroRightmostByte] in {
460  def LZRF : UnaryRXY<"lzrf", 0xE33B, null_frag, GR32, 4>;
461  def LZRG : UnaryRXY<"lzrg", 0xE32A, null_frag, GR64, 8>;
462  def : Pat<(and (i32 (load bdxaddr20only:$src)), 0xffffff00),
463            (LZRF bdxaddr20only:$src)>;
464  def : Pat<(and (i64 (load bdxaddr20only:$src)), 0xffffffffffffff00),
465            (LZRG bdxaddr20only:$src)>;
466}
467
468// Load and trap.
469let Predicates = [FeatureLoadAndTrap], hasSideEffects = 1 in {
470  def LAT   : UnaryRXY<"lat",   0xE39F, null_frag, GR32, 4>;
471  def LFHAT : UnaryRXY<"lfhat", 0xE3C8, null_frag, GRH32, 4>;
472  def LGAT  : UnaryRXY<"lgat",  0xE385, null_frag, GR64, 8>;
473}
474
475// Register stores.
476let SimpleBDXStore = 1, mayStore = 1 in {
477  // Expands to ST, STY or STFH, depending on the choice of register.
478  def STMux : StoreRXYPseudo<store, GRX32, 4>,
479              Requires<[FeatureHighWord]>;
480  defm ST : StoreRXPair<"st", 0x50, 0xE350, store, GR32, 4>;
481  def STFH : StoreRXY<"stfh", 0xE3CB, store, GRH32, 4>,
482             Requires<[FeatureHighWord]>;
483  def STG : StoreRXY<"stg", 0xE324, store, GR64, 8>;
484
485  // These instructions are split after register allocation, so we don't
486  // want a custom inserter.
487  let Has20BitOffset = 1, HasIndex = 1, Is128Bit = 1 in {
488    def ST128 : Pseudo<(outs), (ins GR128:$src, bdxaddr20only128:$dst),
489                       [(store GR128:$src, bdxaddr20only128:$dst)]>;
490  }
491}
492def STRL  : StoreRILPC<"strl", 0xC4F, aligned_store, GR32>;
493def STGRL : StoreRILPC<"stgrl", 0xC4B, aligned_store, GR64>;
494
495// 8-bit immediate stores to 8-bit fields.
496defm MVI : StoreSIPair<"mvi", 0x92, 0xEB52, truncstorei8, imm32zx8trunc>;
497
498// 16-bit immediate stores to 16-, 32- or 64-bit fields.
499def MVHHI : StoreSIL<"mvhhi", 0xE544, truncstorei16, imm32sx16trunc>;
500def MVHI  : StoreSIL<"mvhi",  0xE54C, store,         imm32sx16>;
501def MVGHI : StoreSIL<"mvghi", 0xE548, store,         imm64sx16>;
502
503// Memory-to-memory moves.
504let mayLoad = 1, mayStore = 1 in
505  defm MVC : MemorySS<"mvc", 0xD2, z_mvc, z_mvc_loop>;
506let mayLoad = 1, mayStore = 1, Defs = [CC] in {
507  def MVCL  : SideEffectBinaryMemMemRR<"mvcl", 0x0E, GR128, GR128>;
508  def MVCLE : SideEffectTernaryMemMemRS<"mvcle", 0xA8, GR128, GR128>;
509  def MVCLU : SideEffectTernaryMemMemRSY<"mvclu", 0xEB8E, GR128, GR128>;
510}
511
512// Move right.
513let Predicates = [FeatureMiscellaneousExtensions3],
514    mayLoad = 1, mayStore = 1, Uses = [R0L] in
515  def MVCRL : SideEffectBinarySSE<"mvcrl", 0xE50A>;
516
517// String moves.
518let mayLoad = 1, mayStore = 1, Defs = [CC] in
519  defm MVST : StringRRE<"mvst", 0xB255, z_stpcpy>;
520
521//===----------------------------------------------------------------------===//
522// Conditional move instructions
523//===----------------------------------------------------------------------===//
524
525let Predicates = [FeatureMiscellaneousExtensions3], Uses = [CC] in {
526  // Select.
527  let isCommutable = 1 in {
528    // Expands to SELR or SELFHR or a branch-and-move sequence,
529    // depending on the choice of registers.
530    def  SELRMux : CondBinaryRRFaPseudo<"MUXselr", GRX32, GRX32, GRX32>;
531    defm SELFHR  : CondBinaryRRFaPair<"selfhr", 0xB9C0, GRH32, GRH32, GRH32>;
532    defm SELR    : CondBinaryRRFaPair<"selr",   0xB9F0, GR32, GR32, GR32>;
533    defm SELGR   : CondBinaryRRFaPair<"selgr",  0xB9E3, GR64, GR64, GR64>;
534  }
535
536  // Define AsmParser extended mnemonics for each general condition-code mask.
537  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
538                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
539    def SELRAsm#V   : FixedCondBinaryRRFa<CV<V>, "selr",   0xB9F0,
540                                          GR32, GR32, GR32>;
541    def SELFHRAsm#V : FixedCondBinaryRRFa<CV<V>, "selfhr", 0xB9C0,
542                                          GRH32, GRH32, GRH32>;
543    def SELGRAsm#V  : FixedCondBinaryRRFa<CV<V>, "selgr",  0xB9E3,
544                                          GR64, GR64, GR64>;
545  }
546}
547
548let Predicates = [FeatureLoadStoreOnCond2], Uses = [CC] in {
549  // Load immediate on condition.  Matched via DAG pattern and created
550  // by the PeepholeOptimizer via FoldImmediate.
551
552  // Expands to LOCHI or LOCHHI, depending on the choice of register.
553  def LOCHIMux : CondBinaryRIEPseudo<GRX32, imm32sx16>;
554  defm LOCHHI  : CondBinaryRIEPair<"lochhi", 0xEC4E, GRH32, imm32sx16>;
555  defm LOCHI   : CondBinaryRIEPair<"lochi",  0xEC42, GR32, imm32sx16>;
556  defm LOCGHI  : CondBinaryRIEPair<"locghi", 0xEC46, GR64, imm64sx16>;
557
558  // Move register on condition.  Matched via DAG pattern and
559  // created by early if-conversion.
560  let isCommutable = 1 in {
561    // Expands to LOCR or LOCFHR or a branch-and-move sequence,
562    // depending on the choice of registers.
563    def LOCRMux : CondBinaryRRFPseudo<"MUXlocr", GRX32, GRX32>;
564    defm LOCFHR : CondBinaryRRFPair<"locfhr", 0xB9E0, GRH32, GRH32>;
565  }
566
567  // Load on condition.  Matched via DAG pattern.
568  // Expands to LOC or LOCFH, depending on the choice of register.
569  defm LOCMux : CondUnaryRSYPseudoAndMemFold<"MUXloc", simple_load, GRX32, 4>;
570  defm LOCFH : CondUnaryRSYPair<"locfh", 0xEBE0, simple_load, GRH32, 4>;
571
572  // Store on condition.  Expanded from CondStore* pseudos.
573  // Expands to STOC or STOCFH, depending on the choice of register.
574  def STOCMux : CondStoreRSYPseudo<GRX32, 4>;
575  defm STOCFH : CondStoreRSYPair<"stocfh", 0xEBE1, GRH32, 4>;
576
577  // Define AsmParser extended mnemonics for each general condition-code mask.
578  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
579                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
580    def LOCHIAsm#V  : FixedCondBinaryRIE<CV<V>, "lochi",  0xEC42, GR32,
581                                         imm32sx16>;
582    def LOCGHIAsm#V : FixedCondBinaryRIE<CV<V>, "locghi", 0xEC46, GR64,
583                                         imm64sx16>;
584    def LOCHHIAsm#V : FixedCondBinaryRIE<CV<V>, "lochhi", 0xEC4E, GRH32,
585                                         imm32sx16>;
586    def LOCFHRAsm#V : FixedCondBinaryRRF<CV<V>, "locfhr", 0xB9E0, GRH32, GRH32>;
587    def LOCFHAsm#V  : FixedCondUnaryRSY<CV<V>, "locfh",  0xEBE0, GRH32, 4>;
588    def STOCFHAsm#V : FixedCondStoreRSY<CV<V>, "stocfh", 0xEBE1, GRH32, 4>;
589  }
590}
591
592let Predicates = [FeatureLoadStoreOnCond], Uses = [CC] in {
593  // Move register on condition.  Matched via DAG pattern and
594  // created by early if-conversion.
595  let isCommutable = 1 in {
596    defm LOCR  : CondBinaryRRFPair<"locr",  0xB9F2, GR32, GR32>;
597    defm LOCGR : CondBinaryRRFPair<"locgr", 0xB9E2, GR64, GR64>;
598  }
599
600  // Load on condition.  Matched via DAG pattern.
601  defm LOC  : CondUnaryRSYPair<"loc",  0xEBF2, simple_load, GR32, 4>;
602  defm LOCG : CondUnaryRSYPairAndMemFold<"locg", 0xEBE2, simple_load, GR64, 8>;
603
604  // Store on condition.  Expanded from CondStore* pseudos.
605  defm STOC  : CondStoreRSYPair<"stoc",  0xEBF3, GR32, 4>;
606  defm STOCG : CondStoreRSYPair<"stocg", 0xEBE3, GR64, 8>;
607
608  // Define AsmParser extended mnemonics for each general condition-code mask.
609  foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
610                "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
611    def LOCRAsm#V   : FixedCondBinaryRRF<CV<V>, "locr",  0xB9F2, GR32, GR32>;
612    def LOCGRAsm#V  : FixedCondBinaryRRF<CV<V>, "locgr", 0xB9E2, GR64, GR64>;
613    def LOCAsm#V    : FixedCondUnaryRSY<CV<V>, "loc",   0xEBF2, GR32, 4>;
614    def LOCGAsm#V   : FixedCondUnaryRSY<CV<V>, "locg",  0xEBE2, GR64, 8>;
615    def STOCAsm#V   : FixedCondStoreRSY<CV<V>, "stoc",  0xEBF3, GR32, 4>;
616    def STOCGAsm#V  : FixedCondStoreRSY<CV<V>, "stocg", 0xEBE3, GR64, 8>;
617  }
618}
619//===----------------------------------------------------------------------===//
620// Sign extensions
621//===----------------------------------------------------------------------===//
622//
623// Note that putting these before zero extensions mean that we will prefer
624// them for anyextload*.  There's not really much to choose between the two
625// either way, but signed-extending loads have a short LH and a long LHY,
626// while zero-extending loads have only the long LLH.
627//
628//===----------------------------------------------------------------------===//
629
630// 32-bit extensions from registers.
631def LBR : UnaryRRE<"lbr", 0xB926, sext8,  GR32, GR32>;
632def LHR : UnaryRRE<"lhr", 0xB927, sext16, GR32, GR32>;
633
634// 64-bit extensions from registers.
635def LGBR : UnaryRRE<"lgbr", 0xB906, sext8,  GR64, GR64>;
636def LGHR : UnaryRRE<"lghr", 0xB907, sext16, GR64, GR64>;
637def LGFR : UnaryRRE<"lgfr", 0xB914, sext32, GR64, GR32>;
638
639let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
640  def LTGFR : UnaryRRE<"ltgfr", 0xB912, null_frag, GR64, GR32>;
641
642// Match 32-to-64-bit sign extensions in which the source is already
643// in a 64-bit register.
644def : Pat<(sext_inreg GR64:$src, i32),
645          (LGFR (EXTRACT_SUBREG GR64:$src, subreg_l32))>;
646
647// 32-bit extensions from 8-bit memory.  LBMux expands to LB or LBH,
648// depending on the choice of register.
649def LBMux : UnaryRXYPseudo<"lb", asextloadi8, GRX32, 1>,
650            Requires<[FeatureHighWord]>;
651def LB  : UnaryRXY<"lb", 0xE376, asextloadi8, GR32, 1>;
652def LBH : UnaryRXY<"lbh", 0xE3C0, asextloadi8, GRH32, 1>,
653          Requires<[FeatureHighWord]>;
654
655// 32-bit extensions from 16-bit memory.  LHMux expands to LH or LHH,
656// depending on the choice of register.
657def LHMux : UnaryRXYPseudo<"lh", asextloadi16, GRX32, 2>,
658            Requires<[FeatureHighWord]>;
659defm LH   : UnaryRXPair<"lh", 0x48, 0xE378, asextloadi16, GR32, 2>;
660def  LHH  : UnaryRXY<"lhh", 0xE3C4, asextloadi16, GRH32, 2>,
661            Requires<[FeatureHighWord]>;
662def  LHRL : UnaryRILPC<"lhrl", 0xC45, aligned_asextloadi16, GR32>;
663
664// 64-bit extensions from memory.
665def LGB   : UnaryRXY<"lgb", 0xE377, asextloadi8,  GR64, 1>;
666def LGH   : UnaryRXY<"lgh", 0xE315, asextloadi16, GR64, 2>;
667def LGF   : UnaryRXY<"lgf", 0xE314, asextloadi32, GR64, 4>;
668def LGHRL : UnaryRILPC<"lghrl", 0xC44, aligned_asextloadi16, GR64>;
669def LGFRL : UnaryRILPC<"lgfrl", 0xC4C, aligned_asextloadi32, GR64>;
670let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in
671  def LTGF : UnaryRXY<"ltgf", 0xE332, asextloadi32, GR64, 4>;
672
673//===----------------------------------------------------------------------===//
674// Zero extensions
675//===----------------------------------------------------------------------===//
676
677// 32-bit extensions from registers.
678
679// Expands to LLCR or RISB[LH]G, depending on the choice of registers.
680def LLCRMux : UnaryRRPseudo<"llcr", zext8, GRX32, GRX32>,
681              Requires<[FeatureHighWord]>;
682def LLCR    : UnaryRRE<"llcr", 0xB994, zext8,  GR32, GR32>;
683// Expands to LLHR or RISB[LH]G, depending on the choice of registers.
684def LLHRMux : UnaryRRPseudo<"llhr", zext16, GRX32, GRX32>,
685              Requires<[FeatureHighWord]>;
686def LLHR    : UnaryRRE<"llhr", 0xB995, zext16, GR32, GR32>;
687
688// 64-bit extensions from registers.
689def LLGCR : UnaryRRE<"llgcr", 0xB984, zext8,  GR64, GR64>;
690def LLGHR : UnaryRRE<"llghr", 0xB985, zext16, GR64, GR64>;
691def LLGFR : UnaryRRE<"llgfr", 0xB916, zext32, GR64, GR32>;
692
693// Match 32-to-64-bit zero extensions in which the source is already
694// in a 64-bit register.
695def : Pat<(and GR64:$src, 0xffffffff),
696          (LLGFR (EXTRACT_SUBREG GR64:$src, subreg_l32))>;
697
698// 32-bit extensions from 8-bit memory.  LLCMux expands to LLC or LLCH,
699// depending on the choice of register.
700def LLCMux : UnaryRXYPseudo<"llc", azextloadi8, GRX32, 1>,
701             Requires<[FeatureHighWord]>;
702def LLC  : UnaryRXY<"llc", 0xE394, azextloadi8, GR32, 1>;
703def LLCH : UnaryRXY<"llch", 0xE3C2, azextloadi8, GRH32, 1>,
704           Requires<[FeatureHighWord]>;
705
706// 32-bit extensions from 16-bit memory.  LLHMux expands to LLH or LLHH,
707// depending on the choice of register.
708def LLHMux : UnaryRXYPseudo<"llh", azextloadi16, GRX32, 2>,
709             Requires<[FeatureHighWord]>;
710def LLH   : UnaryRXY<"llh", 0xE395, azextloadi16, GR32, 2>;
711def LLHH  : UnaryRXY<"llhh", 0xE3C6, azextloadi16, GRH32, 2>,
712            Requires<[FeatureHighWord]>;
713def LLHRL : UnaryRILPC<"llhrl", 0xC42, aligned_azextloadi16, GR32>;
714
715// 64-bit extensions from memory.
716def LLGC   : UnaryRXY<"llgc", 0xE390, azextloadi8,  GR64, 1>;
717def LLGH   : UnaryRXY<"llgh", 0xE391, azextloadi16, GR64, 2>;
718def LLGF   : UnaryRXY<"llgf", 0xE316, azextloadi32, GR64, 4>;
719def LLGHRL : UnaryRILPC<"llghrl", 0xC46, aligned_azextloadi16, GR64>;
720def LLGFRL : UnaryRILPC<"llgfrl", 0xC4E, aligned_azextloadi32, GR64>;
721
722// 31-to-64-bit zero extensions.
723def LLGTR : UnaryRRE<"llgtr", 0xB917, null_frag, GR64, GR64>;
724def LLGT  : UnaryRXY<"llgt",  0xE317, null_frag, GR64, 4>;
725def : Pat<(and GR64:$src, 0x7fffffff),
726          (LLGTR GR64:$src)>;
727def : Pat<(and (i64 (azextloadi32 bdxaddr20only:$src)), 0x7fffffff),
728          (LLGT bdxaddr20only:$src)>;
729
730// Load and zero rightmost byte.
731let Predicates = [FeatureLoadAndZeroRightmostByte] in {
732  def LLZRGF : UnaryRXY<"llzrgf", 0xE33A, null_frag, GR64, 4>;
733  def : Pat<(and (i64 (azextloadi32 bdxaddr20only:$src)), 0xffffff00),
734            (LLZRGF bdxaddr20only:$src)>;
735}
736
737// Load and trap.
738let Predicates = [FeatureLoadAndTrap], hasSideEffects = 1 in {
739  def LLGFAT : UnaryRXY<"llgfat", 0xE39D, null_frag, GR64, 4>;
740  def LLGTAT : UnaryRXY<"llgtat", 0xE39C, null_frag, GR64, 4>;
741}
742
743// Extend GR64s to GR128s.
744let usesCustomInserter = 1, hasNoSchedulingInfo = 1 in
745  def ZEXT128 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
746
747//===----------------------------------------------------------------------===//
748// "Any" extensions
749//===----------------------------------------------------------------------===//
750
751// Use subregs to populate the "don't care" bits in a 32-bit to 64-bit anyext.
752def : Pat<(i64 (anyext GR32:$src)),
753          (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_l32)>;
754
755// Extend GR64s to GR128s.
756let usesCustomInserter = 1, hasNoSchedulingInfo = 1 in
757  def AEXT128 : Pseudo<(outs GR128:$dst), (ins GR64:$src), []>;
758
759//===----------------------------------------------------------------------===//
760// Truncations
761//===----------------------------------------------------------------------===//
762
763// Truncations of 64-bit registers to 32-bit registers.
764def : Pat<(i32 (trunc GR64:$src)),
765          (EXTRACT_SUBREG GR64:$src, subreg_l32)>;
766
767// Truncations of 32-bit registers to 8-bit memory.  STCMux expands to
768// STC, STCY or STCH, depending on the choice of register.
769def STCMux : StoreRXYPseudo<truncstorei8, GRX32, 1>,
770             Requires<[FeatureHighWord]>;
771defm STC : StoreRXPair<"stc", 0x42, 0xE372, truncstorei8, GR32, 1>;
772def STCH : StoreRXY<"stch", 0xE3C3, truncstorei8, GRH32, 1>,
773           Requires<[FeatureHighWord]>;
774
775// Truncations of 32-bit registers to 16-bit memory.  STHMux expands to
776// STH, STHY or STHH, depending on the choice of register.
777def STHMux : StoreRXYPseudo<truncstorei16, GRX32, 1>,
778             Requires<[FeatureHighWord]>;
779defm STH : StoreRXPair<"sth", 0x40, 0xE370, truncstorei16, GR32, 2>;
780def STHH : StoreRXY<"sthh", 0xE3C7, truncstorei16, GRH32, 2>,
781           Requires<[FeatureHighWord]>;
782def STHRL : StoreRILPC<"sthrl", 0xC47, aligned_truncstorei16, GR32>;
783
784// Truncations of 64-bit registers to memory.
785defm : StoreGR64Pair<STC, STCY, truncstorei8>;
786defm : StoreGR64Pair<STH, STHY, truncstorei16>;
787def  : StoreGR64PC<STHRL, aligned_truncstorei16>;
788defm : StoreGR64Pair<ST, STY, truncstorei32>;
789def  : StoreGR64PC<STRL, aligned_truncstorei32>;
790
791// Store characters under mask -- not (yet) used for codegen.
792defm STCM : StoreBinaryRSPair<"stcm", 0xBE, 0xEB2D, GR32, 0>;
793def STCMH : StoreBinaryRSY<"stcmh", 0xEB2C, GRH32, 0>;
794
795//===----------------------------------------------------------------------===//
796// Multi-register moves
797//===----------------------------------------------------------------------===//
798
799// Multi-register loads.
800defm LM : LoadMultipleRSPair<"lm", 0x98, 0xEB98, GR32>;
801def LMG : LoadMultipleRSY<"lmg", 0xEB04, GR64>;
802def LMH : LoadMultipleRSY<"lmh", 0xEB96, GRH32>;
803def LMD : LoadMultipleSSe<"lmd", 0xEF, GR64>;
804
805// Multi-register stores.
806defm STM : StoreMultipleRSPair<"stm", 0x90, 0xEB90, GR32>;
807def STMG : StoreMultipleRSY<"stmg", 0xEB24, GR64>;
808def STMH : StoreMultipleRSY<"stmh", 0xEB26, GRH32>;
809
810//===----------------------------------------------------------------------===//
811// Byte swaps
812//===----------------------------------------------------------------------===//
813
814// Byte-swapping register moves.
815def LRVR  : UnaryRRE<"lrvr",  0xB91F, bswap, GR32, GR32>;
816def LRVGR : UnaryRRE<"lrvgr", 0xB90F, bswap, GR64, GR64>;
817
818// Byte-swapping loads.
819def LRVH : UnaryRXY<"lrvh", 0xE31F, z_loadbswap16, GR32, 2>;
820def LRV  : UnaryRXY<"lrv",  0xE31E, z_loadbswap32, GR32, 4>;
821def LRVG : UnaryRXY<"lrvg", 0xE30F, z_loadbswap64, GR64, 8>;
822
823// Byte-swapping stores.
824def STRVH : StoreRXY<"strvh", 0xE33F, z_storebswap16, GR32, 2>;
825def STRV  : StoreRXY<"strv",  0xE33E, z_storebswap32, GR32, 4>;
826def STRVG : StoreRXY<"strvg", 0xE32F, z_storebswap64, GR64, 8>;
827
828// Byte-swapping memory-to-memory moves.
829let mayLoad = 1, mayStore = 1 in
830  def MVCIN : SideEffectBinarySSa<"mvcin", 0xE8>;
831
832//===----------------------------------------------------------------------===//
833// Load address instructions
834//===----------------------------------------------------------------------===//
835
836// Load BDX-style addresses.
837let isAsCheapAsAMove = 1, isReMaterializable = 1 in
838  defm LA : LoadAddressRXPair<"la", 0x41, 0xE371, bitconvert>;
839
840// Load a PC-relative address.  There's no version of this instruction
841// with a 16-bit offset, so there's no relaxation.
842let isAsCheapAsAMove = 1, isMoveImm = 1, isReMaterializable = 1 in
843  def LARL : LoadAddressRIL<"larl", 0xC00, bitconvert>;
844
845// Load the Global Offset Table address.  This will be lowered into a
846//     larl $R1, _GLOBAL_OFFSET_TABLE_
847// instruction.
848def GOT : Alias<6, (outs GR64:$R1), (ins),
849                [(set GR64:$R1, (global_offset_table))]>;
850
851//===----------------------------------------------------------------------===//
852// Absolute and Negation
853//===----------------------------------------------------------------------===//
854
855let Defs = [CC] in {
856  let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
857    def LPR  : UnaryRR <"lpr",  0x10,   abs, GR32, GR32>;
858    def LPGR : UnaryRRE<"lpgr", 0xB900, abs, GR64, GR64>;
859  }
860  let CCValues = 0xE, CompareZeroCCMask = 0xE in
861    def LPGFR : UnaryRRE<"lpgfr", 0xB910, null_frag, GR64, GR32>;
862}
863defm : SXU<abs, LPGFR>;
864
865let Defs = [CC] in {
866  let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
867    def LNR  : UnaryRR <"lnr",  0x11,   z_inegabs, GR32, GR32>;
868    def LNGR : UnaryRRE<"lngr", 0xB901, z_inegabs, GR64, GR64>;
869  }
870  let CCValues = 0xE, CompareZeroCCMask = 0xE in
871    def LNGFR : UnaryRRE<"lngfr", 0xB911, null_frag, GR64, GR32>;
872}
873defm : SXU<z_inegabs, LNGFR>;
874
875let Defs = [CC] in {
876  let CCValues = 0xF, CompareZeroCCMask = 0x8 in {
877    def LCR  : UnaryRR <"lcr",  0x13,   ineg, GR32, GR32>;
878    def LCGR : UnaryRRE<"lcgr", 0xB903, ineg, GR64, GR64>;
879  }
880  let CCValues = 0xE, CompareZeroCCMask = 0xE in
881    def LCGFR : UnaryRRE<"lcgfr", 0xB913, null_frag, GR64, GR32>;
882}
883defm : SXU<ineg, LCGFR>;
884
885//===----------------------------------------------------------------------===//
886// Insertion
887//===----------------------------------------------------------------------===//
888
889let isCodeGenOnly = 1 in
890  defm IC32 : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR32, azextloadi8, 1>;
891defm IC : BinaryRXPair<"ic", 0x43, 0xE373, inserti8, GR64, azextloadi8, 1>;
892
893defm : InsertMem<"inserti8", IC32,  GR32, azextloadi8, bdxaddr12pair>;
894defm : InsertMem<"inserti8", IC32Y, GR32, azextloadi8, bdxaddr20pair>;
895
896defm : InsertMem<"inserti8", IC,  GR64, azextloadi8, bdxaddr12pair>;
897defm : InsertMem<"inserti8", ICY, GR64, azextloadi8, bdxaddr20pair>;
898
899// Insert characters under mask -- not (yet) used for codegen.
900let Defs = [CC] in {
901  defm ICM : TernaryRSPair<"icm", 0xBF, 0xEB81, GR32, 0>;
902  def ICMH : TernaryRSY<"icmh", 0xEB80, GRH32, 0>;
903}
904
905// Insertions of a 16-bit immediate, leaving other bits unaffected.
906// We don't have or_as_insert equivalents of these operations because
907// OI is available instead.
908//
909// IIxMux expands to II[LH]x, depending on the choice of register.
910def IILMux : BinaryRIPseudo<insertll, GRX32, imm32ll16>,
911             Requires<[FeatureHighWord]>;
912def IIHMux : BinaryRIPseudo<insertlh, GRX32, imm32lh16>,
913             Requires<[FeatureHighWord]>;
914def IILL : BinaryRI<"iill", 0xA53, insertll, GR32, imm32ll16>;
915def IILH : BinaryRI<"iilh", 0xA52, insertlh, GR32, imm32lh16>;
916def IIHL : BinaryRI<"iihl", 0xA51, insertll, GRH32, imm32ll16>;
917def IIHH : BinaryRI<"iihh", 0xA50, insertlh, GRH32, imm32lh16>;
918def IILL64 : BinaryAliasRI<insertll, GR64, imm64ll16>;
919def IILH64 : BinaryAliasRI<insertlh, GR64, imm64lh16>;
920def IIHL64 : BinaryAliasRI<inserthl, GR64, imm64hl16>;
921def IIHH64 : BinaryAliasRI<inserthh, GR64, imm64hh16>;
922
923// ...likewise for 32-bit immediates.  For GR32s this is a general
924// full-width move.  (We use IILF rather than something like LLILF
925// for 32-bit moves because IILF leaves the upper 32 bits of the
926// GR64 unchanged.)
927let isAsCheapAsAMove = 1, isMoveImm = 1, isReMaterializable = 1 in {
928  def IIFMux : UnaryRIPseudo<bitconvert, GRX32, uimm32>,
929               Requires<[FeatureHighWord]>;
930  def IILF : UnaryRIL<"iilf", 0xC09, bitconvert, GR32, uimm32>;
931  def IIHF : UnaryRIL<"iihf", 0xC08, bitconvert, GRH32, uimm32>;
932}
933def IILF64 : BinaryAliasRIL<insertlf, GR64, imm64lf32>;
934def IIHF64 : BinaryAliasRIL<inserthf, GR64, imm64hf32>;
935
936// An alternative model of inserthf, with the first operand being
937// a zero-extended value.
938def : Pat<(or (zext32 GR32:$src), imm64hf32:$imm),
939          (IIHF64 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_l32),
940                  imm64hf32:$imm)>;
941
942//===----------------------------------------------------------------------===//
943// Addition
944//===----------------------------------------------------------------------===//
945
946// Addition producing a signed overflow flag.
947let Defs = [CC], CCValues = 0xF, CCIfNoSignedWrap = 1 in {
948  // Addition of a register.
949  let isCommutable = 1 in {
950    defm AR : BinaryRRAndK<"ar", 0x1A, 0xB9F8, z_sadd, GR32, GR32>;
951    defm AGR : BinaryRREAndK<"agr", 0xB908, 0xB9E8, z_sadd, GR64, GR64>;
952  }
953  def AGFR : BinaryRRE<"agfr", 0xB918, null_frag, GR64, GR32>;
954
955  // Addition to a high register.
956  def AHHHR : BinaryRRFa<"ahhhr", 0xB9C8, null_frag, GRH32, GRH32, GRH32>,
957              Requires<[FeatureHighWord]>;
958  def AHHLR : BinaryRRFa<"ahhlr", 0xB9D8, null_frag, GRH32, GRH32, GR32>,
959              Requires<[FeatureHighWord]>;
960
961  // Addition of signed 16-bit immediates.
962  defm AHIMux : BinaryRIAndKPseudo<"ahimux", z_sadd, GRX32, imm32sx16>;
963  defm AHI  : BinaryRIAndK<"ahi",  0xA7A, 0xECD8, z_sadd, GR32, imm32sx16>;
964  defm AGHI : BinaryRIAndK<"aghi", 0xA7B, 0xECD9, z_sadd, GR64, imm64sx16>;
965
966  // Addition of signed 32-bit immediates.
967  def AFIMux : BinaryRIPseudo<z_sadd, GRX32, simm32>,
968               Requires<[FeatureHighWord]>;
969  def AFI  : BinaryRIL<"afi",  0xC29, z_sadd, GR32, simm32>;
970  def AIH  : BinaryRIL<"aih",  0xCC8, z_sadd, GRH32, simm32>,
971             Requires<[FeatureHighWord]>;
972  def AGFI : BinaryRIL<"agfi", 0xC28, z_sadd, GR64, imm64sx32>;
973
974  // Addition of memory.
975  defm AH  : BinaryRXPair<"ah", 0x4A, 0xE37A, z_sadd, GR32, asextloadi16, 2>;
976  defm A   : BinaryRXPairAndPseudo<"a",  0x5A, 0xE35A, z_sadd, GR32, load, 4>;
977  def  AGH : BinaryRXY<"agh", 0xE338, z_sadd, GR64, asextloadi16, 2>,
978             Requires<[FeatureMiscellaneousExtensions2]>;
979  def  AGF : BinaryRXY<"agf", 0xE318, z_sadd, GR64, asextloadi32, 4>;
980  defm AG  : BinaryRXYAndPseudo<"ag",  0xE308, z_sadd, GR64, load, 8>;
981
982  // Addition to memory.
983  def ASI  : BinarySIY<"asi",  0xEB6A, add, imm32sx8>;
984  def AGSI : BinarySIY<"agsi", 0xEB7A, add, imm64sx8>;
985}
986defm : SXB<z_sadd, GR64, AGFR>;
987
988// Addition producing a carry.
989let Defs = [CC], CCValues = 0xF, IsLogical = 1 in {
990  // Addition of a register.
991  let isCommutable = 1 in {
992    defm ALR : BinaryRRAndK<"alr", 0x1E, 0xB9FA, z_uadd, GR32, GR32>;
993    defm ALGR : BinaryRREAndK<"algr", 0xB90A, 0xB9EA, z_uadd, GR64, GR64>;
994  }
995  def ALGFR : BinaryRRE<"algfr", 0xB91A, null_frag, GR64, GR32>;
996
997  // Addition to a high register.
998  def ALHHHR : BinaryRRFa<"alhhhr", 0xB9CA, null_frag, GRH32, GRH32, GRH32>,
999               Requires<[FeatureHighWord]>;
1000  def ALHHLR : BinaryRRFa<"alhhlr", 0xB9DA, null_frag, GRH32, GRH32, GR32>,
1001               Requires<[FeatureHighWord]>;
1002
1003  // Addition of signed 16-bit immediates.
1004  def ALHSIK  : BinaryRIE<"alhsik",  0xECDA, z_uadd, GR32, imm32sx16>,
1005                Requires<[FeatureDistinctOps]>;
1006  def ALGHSIK : BinaryRIE<"alghsik", 0xECDB, z_uadd, GR64, imm64sx16>,
1007                Requires<[FeatureDistinctOps]>;
1008
1009  // Addition of unsigned 32-bit immediates.
1010  def ALFI  : BinaryRIL<"alfi",  0xC2B, z_uadd, GR32, uimm32>;
1011  def ALGFI : BinaryRIL<"algfi", 0xC2A, z_uadd, GR64, imm64zx32>;
1012
1013  // Addition of signed 32-bit immediates.
1014  def ALSIH : BinaryRIL<"alsih", 0xCCA, null_frag, GRH32, simm32>,
1015              Requires<[FeatureHighWord]>;
1016
1017  // Addition of memory.
1018  defm AL   : BinaryRXPairAndPseudo<"al", 0x5E, 0xE35E, z_uadd, GR32, load, 4>;
1019  def  ALGF : BinaryRXY<"algf", 0xE31A, z_uadd, GR64, azextloadi32, 4>;
1020  defm ALG  : BinaryRXYAndPseudo<"alg",  0xE30A, z_uadd, GR64, load, 8>;
1021
1022  // Addition to memory.
1023  def ALSI  : BinarySIY<"alsi",  0xEB6E, null_frag, imm32sx8>;
1024  def ALGSI : BinarySIY<"algsi", 0xEB7E, null_frag, imm64sx8>;
1025}
1026defm : ZXB<z_uadd, GR64, ALGFR>;
1027
1028// Addition producing and using a carry.
1029let Defs = [CC], Uses = [CC], CCValues = 0xF, IsLogical = 1 in {
1030  // Addition of a register.
1031  def ALCR  : BinaryRRE<"alcr",  0xB998, z_addcarry, GR32, GR32>;
1032  def ALCGR : BinaryRRE<"alcgr", 0xB988, z_addcarry, GR64, GR64>;
1033
1034  // Addition of memory.
1035  def ALC  : BinaryRXY<"alc",  0xE398, z_addcarry, GR32, load, 4>;
1036  def ALCG : BinaryRXY<"alcg", 0xE388, z_addcarry, GR64, load, 8>;
1037}
1038
1039// Addition that does not modify the condition code.
1040def ALSIHN : BinaryRIL<"alsihn", 0xCCB, null_frag, GRH32, simm32>,
1041             Requires<[FeatureHighWord]>;
1042
1043
1044//===----------------------------------------------------------------------===//
1045// Subtraction
1046//===----------------------------------------------------------------------===//
1047
1048// Subtraction producing a signed overflow flag.
1049let Defs = [CC], CCValues = 0xF, CompareZeroCCMask = 0x8,
1050    CCIfNoSignedWrap = 1 in {
1051  // Subtraction of a register.
1052  defm SR : BinaryRRAndK<"sr", 0x1B, 0xB9F9, z_ssub, GR32, GR32>;
1053  def SGFR : BinaryRRE<"sgfr", 0xB919, null_frag, GR64, GR32>;
1054  defm SGR : BinaryRREAndK<"sgr", 0xB909, 0xB9E9, z_ssub, GR64, GR64>;
1055
1056  // Subtraction from a high register.
1057  def SHHHR : BinaryRRFa<"shhhr", 0xB9C9, null_frag, GRH32, GRH32, GRH32>,
1058              Requires<[FeatureHighWord]>;
1059  def SHHLR : BinaryRRFa<"shhlr", 0xB9D9, null_frag, GRH32, GRH32, GR32>,
1060              Requires<[FeatureHighWord]>;
1061
1062  // Subtraction of memory.
1063  defm SH  : BinaryRXPair<"sh", 0x4B, 0xE37B, z_ssub, GR32, asextloadi16, 2>;
1064  defm S   : BinaryRXPairAndPseudo<"s", 0x5B, 0xE35B, z_ssub, GR32, load, 4>;
1065  def  SGH : BinaryRXY<"sgh", 0xE339, z_ssub, GR64, asextloadi16, 2>,
1066             Requires<[FeatureMiscellaneousExtensions2]>;
1067  def  SGF : BinaryRXY<"sgf", 0xE319, z_ssub, GR64, asextloadi32, 4>;
1068  defm SG  : BinaryRXYAndPseudo<"sg",  0xE309, z_ssub, GR64, load, 8>;
1069}
1070defm : SXB<z_ssub, GR64, SGFR>;
1071
1072// Subtracting an immediate is the same as adding the negated immediate.
1073let AddedComplexity = 1 in {
1074  def : Pat<(z_ssub GR32:$src1, imm32sx16n:$src2),
1075            (AHIMux GR32:$src1, imm32sx16n:$src2)>,
1076        Requires<[FeatureHighWord]>;
1077  def : Pat<(z_ssub GR32:$src1, simm32n:$src2),
1078            (AFIMux GR32:$src1, simm32n:$src2)>,
1079        Requires<[FeatureHighWord]>;
1080  def : Pat<(z_ssub GR32:$src1, imm32sx16n:$src2),
1081            (AHI GR32:$src1, imm32sx16n:$src2)>;
1082  def : Pat<(z_ssub GR32:$src1, simm32n:$src2),
1083            (AFI GR32:$src1, simm32n:$src2)>;
1084  def : Pat<(z_ssub GR64:$src1, imm64sx16n:$src2),
1085            (AGHI GR64:$src1, imm64sx16n:$src2)>;
1086  def : Pat<(z_ssub GR64:$src1, imm64sx32n:$src2),
1087            (AGFI GR64:$src1, imm64sx32n:$src2)>;
1088}
1089
1090// And vice versa in one special case, where we need to load a
1091// constant into a register in any case, but the negated constant
1092// requires fewer instructions to load.
1093def : Pat<(z_saddo GR64:$src1, imm64lh16n:$src2),
1094          (SGR GR64:$src1, (LLILH imm64lh16n:$src2))>;
1095def : Pat<(z_saddo GR64:$src1, imm64lf32n:$src2),
1096          (SGR GR64:$src1, (LLILF imm64lf32n:$src2))>;
1097
1098// Subtraction producing a carry.
1099let Defs = [CC], CCValues = 0x7, IsLogical = 1 in {
1100  // Subtraction of a register.
1101  defm SLR : BinaryRRAndK<"slr", 0x1F, 0xB9FB, z_usub, GR32, GR32>;
1102  def SLGFR : BinaryRRE<"slgfr", 0xB91B, null_frag, GR64, GR32>;
1103  defm SLGR : BinaryRREAndK<"slgr", 0xB90B, 0xB9EB, z_usub, GR64, GR64>;
1104
1105  // Subtraction from a high register.
1106  def SLHHHR : BinaryRRFa<"slhhhr", 0xB9CB, null_frag, GRH32, GRH32, GRH32>,
1107               Requires<[FeatureHighWord]>;
1108  def SLHHLR : BinaryRRFa<"slhhlr", 0xB9DB, null_frag, GRH32, GRH32, GR32>,
1109               Requires<[FeatureHighWord]>;
1110
1111  // Subtraction of unsigned 32-bit immediates.
1112  def SLFI  : BinaryRIL<"slfi",  0xC25, z_usub, GR32, uimm32>;
1113  def SLGFI : BinaryRIL<"slgfi", 0xC24, z_usub, GR64, imm64zx32>;
1114
1115  // Subtraction of memory.
1116  defm SL   : BinaryRXPairAndPseudo<"sl", 0x5F, 0xE35F, z_usub, GR32, load, 4>;
1117  def  SLGF : BinaryRXY<"slgf", 0xE31B, z_usub, GR64, azextloadi32, 4>;
1118  defm SLG  : BinaryRXYAndPseudo<"slg",  0xE30B, z_usub, GR64, load, 8>;
1119}
1120defm : ZXB<z_usub, GR64, SLGFR>;
1121
1122// Subtracting an immediate is the same as adding the negated immediate.
1123let AddedComplexity = 1 in {
1124  def : Pat<(z_usub GR32:$src1, imm32sx16n:$src2),
1125            (ALHSIK GR32:$src1, imm32sx16n:$src2)>,
1126        Requires<[FeatureDistinctOps]>;
1127  def : Pat<(z_usub GR64:$src1, imm64sx16n:$src2),
1128            (ALGHSIK GR64:$src1, imm64sx16n:$src2)>,
1129        Requires<[FeatureDistinctOps]>;
1130}
1131
1132// And vice versa in one special case (but we prefer addition).
1133def : Pat<(add GR64:$src1, imm64zx32n:$src2),
1134          (SLGFI GR64:$src1, imm64zx32n:$src2)>;
1135
1136// Subtraction producing and using a carry.
1137let Defs = [CC], Uses = [CC], CCValues = 0xF, IsLogical = 1 in {
1138  // Subtraction of a register.
1139  def SLBR  : BinaryRRE<"slbr",  0xB999, z_subcarry, GR32, GR32>;
1140  def SLBGR : BinaryRRE<"slbgr", 0xB989, z_subcarry, GR64, GR64>;
1141
1142  // Subtraction of memory.
1143  def SLB  : BinaryRXY<"slb",  0xE399, z_subcarry, GR32, load, 4>;
1144  def SLBG : BinaryRXY<"slbg", 0xE389, z_subcarry, GR64, load, 8>;
1145}
1146
1147
1148//===----------------------------------------------------------------------===//
1149// AND
1150//===----------------------------------------------------------------------===//
1151
1152let Defs = [CC] in {
1153  // ANDs of a register.
1154  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1155    defm NR : BinaryRRAndK<"nr", 0x14, 0xB9F4, and, GR32, GR32>;
1156    defm NGR : BinaryRREAndK<"ngr", 0xB980, 0xB9E4, and, GR64, GR64>;
1157  }
1158
1159  let isConvertibleToThreeAddress = 1 in {
1160    // ANDs of a 16-bit immediate, leaving other bits unaffected.
1161    // The CC result only reflects the 16-bit field, not the full register.
1162    //
1163    // NIxMux expands to NI[LH]x, depending on the choice of register.
1164    def NILMux : BinaryRIPseudo<and, GRX32, imm32ll16c>,
1165                 Requires<[FeatureHighWord]>;
1166    def NIHMux : BinaryRIPseudo<and, GRX32, imm32lh16c>,
1167                 Requires<[FeatureHighWord]>;
1168    def NILL : BinaryRI<"nill", 0xA57, and, GR32, imm32ll16c>;
1169    def NILH : BinaryRI<"nilh", 0xA56, and, GR32, imm32lh16c>;
1170    def NIHL : BinaryRI<"nihl", 0xA55, and, GRH32, imm32ll16c>;
1171    def NIHH : BinaryRI<"nihh", 0xA54, and, GRH32, imm32lh16c>;
1172    def NILL64 : BinaryAliasRI<and, GR64, imm64ll16c>;
1173    def NILH64 : BinaryAliasRI<and, GR64, imm64lh16c>;
1174    def NIHL64 : BinaryAliasRI<and, GR64, imm64hl16c>;
1175    def NIHH64 : BinaryAliasRI<and, GR64, imm64hh16c>;
1176
1177    // ANDs of a 32-bit immediate, leaving other bits unaffected.
1178    // The CC result only reflects the 32-bit field, which means we can
1179    // use it as a zero indicator for i32 operations but not otherwise.
1180    let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1181      // Expands to NILF or NIHF, depending on the choice of register.
1182      def NIFMux : BinaryRIPseudo<and, GRX32, uimm32>,
1183                   Requires<[FeatureHighWord]>;
1184      def NILF : BinaryRIL<"nilf", 0xC0B, and, GR32, uimm32>;
1185      def NIHF : BinaryRIL<"nihf", 0xC0A, and, GRH32, uimm32>;
1186    }
1187    def NILF64 : BinaryAliasRIL<and, GR64, imm64lf32c>;
1188    def NIHF64 : BinaryAliasRIL<and, GR64, imm64hf32c>;
1189  }
1190
1191  // ANDs of memory.
1192  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1193    defm N  : BinaryRXPairAndPseudo<"n", 0x54, 0xE354, and, GR32, load, 4>;
1194    defm NG : BinaryRXYAndPseudo<"ng", 0xE380, and, GR64, load, 8>;
1195  }
1196
1197  // AND to memory
1198  defm NI : BinarySIPair<"ni", 0x94, 0xEB54, null_frag, imm32zx8>;
1199
1200  // Block AND.
1201  let mayLoad = 1, mayStore = 1 in
1202    defm NC : MemorySS<"nc", 0xD4, z_nc, z_nc_loop>;
1203}
1204defm : RMWIByte<and, bdaddr12pair, NI>;
1205defm : RMWIByte<and, bdaddr20pair, NIY>;
1206
1207//===----------------------------------------------------------------------===//
1208// OR
1209//===----------------------------------------------------------------------===//
1210
1211let Defs = [CC] in {
1212  // ORs of a register.
1213  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1214    defm OR : BinaryRRAndK<"or", 0x16, 0xB9F6, or, GR32, GR32>;
1215    defm OGR : BinaryRREAndK<"ogr", 0xB981, 0xB9E6, or, GR64, GR64>;
1216  }
1217
1218  // ORs of a 16-bit immediate, leaving other bits unaffected.
1219  // The CC result only reflects the 16-bit field, not the full register.
1220  //
1221  // OIxMux expands to OI[LH]x, depending on the choice of register.
1222  def OILMux : BinaryRIPseudo<or, GRX32, imm32ll16>,
1223               Requires<[FeatureHighWord]>;
1224  def OIHMux : BinaryRIPseudo<or, GRX32, imm32lh16>,
1225               Requires<[FeatureHighWord]>;
1226  def OILL : BinaryRI<"oill", 0xA5B, or, GR32, imm32ll16>;
1227  def OILH : BinaryRI<"oilh", 0xA5A, or, GR32, imm32lh16>;
1228  def OIHL : BinaryRI<"oihl", 0xA59, or, GRH32, imm32ll16>;
1229  def OIHH : BinaryRI<"oihh", 0xA58, or, GRH32, imm32lh16>;
1230  def OILL64 : BinaryAliasRI<or, GR64, imm64ll16>;
1231  def OILH64 : BinaryAliasRI<or, GR64, imm64lh16>;
1232  def OIHL64 : BinaryAliasRI<or, GR64, imm64hl16>;
1233  def OIHH64 : BinaryAliasRI<or, GR64, imm64hh16>;
1234
1235  // ORs of a 32-bit immediate, leaving other bits unaffected.
1236  // The CC result only reflects the 32-bit field, which means we can
1237  // use it as a zero indicator for i32 operations but not otherwise.
1238  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1239    // Expands to OILF or OIHF, depending on the choice of register.
1240    def OIFMux : BinaryRIPseudo<or, GRX32, uimm32>,
1241                 Requires<[FeatureHighWord]>;
1242    def OILF : BinaryRIL<"oilf", 0xC0D, or, GR32, uimm32>;
1243    def OIHF : BinaryRIL<"oihf", 0xC0C, or, GRH32, uimm32>;
1244  }
1245  def OILF64 : BinaryAliasRIL<or, GR64, imm64lf32>;
1246  def OIHF64 : BinaryAliasRIL<or, GR64, imm64hf32>;
1247
1248  // ORs of memory.
1249  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1250    defm O  : BinaryRXPairAndPseudo<"o", 0x56, 0xE356, or, GR32, load, 4>;
1251    defm OG : BinaryRXYAndPseudo<"og", 0xE381, or, GR64, load, 8>;
1252  }
1253
1254  // OR to memory
1255  defm OI : BinarySIPair<"oi", 0x96, 0xEB56, null_frag, imm32zx8>;
1256
1257  // Block OR.
1258  let mayLoad = 1, mayStore = 1 in
1259    defm OC : MemorySS<"oc", 0xD6, z_oc, z_oc_loop>;
1260}
1261defm : RMWIByte<or, bdaddr12pair, OI>;
1262defm : RMWIByte<or, bdaddr20pair, OIY>;
1263
1264//===----------------------------------------------------------------------===//
1265// XOR
1266//===----------------------------------------------------------------------===//
1267
1268let Defs = [CC] in {
1269  // XORs of a register.
1270  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1271    defm XR : BinaryRRAndK<"xr", 0x17, 0xB9F7, xor, GR32, GR32>;
1272    defm XGR : BinaryRREAndK<"xgr", 0xB982, 0xB9E7, xor, GR64, GR64>;
1273  }
1274
1275  // XORs of a 32-bit immediate, leaving other bits unaffected.
1276  // The CC result only reflects the 32-bit field, which means we can
1277  // use it as a zero indicator for i32 operations but not otherwise.
1278  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1279    // Expands to XILF or XIHF, depending on the choice of register.
1280    def XIFMux : BinaryRIPseudo<xor, GRX32, uimm32>,
1281                 Requires<[FeatureHighWord]>;
1282    def XILF : BinaryRIL<"xilf", 0xC07, xor, GR32, uimm32>;
1283    def XIHF : BinaryRIL<"xihf", 0xC06, xor, GRH32, uimm32>;
1284  }
1285  def XILF64 : BinaryAliasRIL<xor, GR64, imm64lf32>;
1286  def XIHF64 : BinaryAliasRIL<xor, GR64, imm64hf32>;
1287
1288  // XORs of memory.
1289  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1290    defm X  : BinaryRXPairAndPseudo<"x",0x57, 0xE357, xor, GR32, load, 4>;
1291    defm XG : BinaryRXYAndPseudo<"xg", 0xE382, xor, GR64, load, 8>;
1292  }
1293
1294  // XOR to memory
1295  defm XI : BinarySIPair<"xi", 0x97, 0xEB57, null_frag, imm32zx8>;
1296
1297  // Block XOR.
1298  let mayLoad = 1, mayStore = 1 in
1299    defm XC : MemorySS<"xc", 0xD7, z_xc, z_xc_loop>;
1300}
1301defm : RMWIByte<xor, bdaddr12pair, XI>;
1302defm : RMWIByte<xor, bdaddr20pair, XIY>;
1303
1304//===----------------------------------------------------------------------===//
1305// Combined logical operations
1306//===----------------------------------------------------------------------===//
1307
1308let Predicates = [FeatureMiscellaneousExtensions3],
1309    Defs = [CC] in {
1310  // AND with complement.
1311  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1312    def NCRK : BinaryRRFa<"ncrk", 0xB9F5, andc, GR32, GR32, GR32>;
1313    def NCGRK : BinaryRRFa<"ncgrk", 0xB9E5, andc, GR64, GR64, GR64>;
1314  }
1315
1316  // OR with complement.
1317  let CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1318    def OCRK : BinaryRRFa<"ocrk", 0xB975, orc, GR32, GR32, GR32>;
1319    def OCGRK : BinaryRRFa<"ocgrk", 0xB965, orc, GR64, GR64, GR64>;
1320  }
1321
1322  // NAND.
1323  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1324    def NNRK : BinaryRRFa<"nnrk", 0xB974, nand, GR32, GR32, GR32>;
1325    def NNGRK : BinaryRRFa<"nngrk", 0xB964, nand, GR64, GR64, GR64>;
1326  }
1327
1328  // NOR.
1329  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1330    def NORK : BinaryRRFa<"nork", 0xB976, nor, GR32, GR32, GR32>;
1331    def NOGRK : BinaryRRFa<"nogrk", 0xB966, nor, GR64, GR64, GR64>;
1332  }
1333
1334  // NXOR.
1335  let isCommutable = 1, CCValues = 0xC, CompareZeroCCMask = 0x8 in {
1336    def NXRK : BinaryRRFa<"nxrk", 0xB977, nxor, GR32, GR32, GR32>;
1337    def NXGRK : BinaryRRFa<"nxgrk", 0xB967, nxor, GR64, GR64, GR64>;
1338  }
1339}
1340
1341//===----------------------------------------------------------------------===//
1342// Multiplication
1343//===----------------------------------------------------------------------===//
1344
1345// Multiplication of a register, setting the condition code.  We prefer these
1346// over MS(G)R if available, even though we cannot use the condition code,
1347// since they are three-operand instructions.
1348let Predicates = [FeatureMiscellaneousExtensions2],
1349    Defs = [CC], isCommutable = 1 in {
1350  def MSRKC  : BinaryRRFa<"msrkc",  0xB9FD, mul, GR32, GR32, GR32>;
1351  def MSGRKC : BinaryRRFa<"msgrkc", 0xB9ED, mul, GR64, GR64, GR64>;
1352}
1353
1354// Multiplication of a register.
1355let isCommutable = 1 in {
1356  def MSR  : BinaryRRE<"msr",  0xB252, mul, GR32, GR32>;
1357  def MSGR : BinaryRRE<"msgr", 0xB90C, mul, GR64, GR64>;
1358}
1359def MSGFR : BinaryRRE<"msgfr", 0xB91C, null_frag, GR64, GR32>;
1360defm : SXB<mul, GR64, MSGFR>;
1361
1362// Multiplication of a signed 16-bit immediate.
1363def MHI  : BinaryRI<"mhi",  0xA7C, mul, GR32, imm32sx16>;
1364def MGHI : BinaryRI<"mghi", 0xA7D, mul, GR64, imm64sx16>;
1365
1366// Multiplication of a signed 32-bit immediate.
1367def MSFI  : BinaryRIL<"msfi",  0xC21, mul, GR32, simm32>;
1368def MSGFI : BinaryRIL<"msgfi", 0xC20, mul, GR64, imm64sx32>;
1369
1370// Multiplication of memory.
1371defm MH   : BinaryRXPair<"mh", 0x4C, 0xE37C, mul, GR32, asextloadi16, 2>;
1372defm MS   : BinaryRXPair<"ms", 0x71, 0xE351, mul, GR32, load, 4>;
1373def  MGH  : BinaryRXY<"mgh", 0xE33C, mul, GR64, asextloadi16, 2>,
1374            Requires<[FeatureMiscellaneousExtensions2]>;
1375def  MSGF : BinaryRXY<"msgf", 0xE31C, mul, GR64, asextloadi32, 4>;
1376def  MSG  : BinaryRXY<"msg",  0xE30C, mul, GR64, load, 8>;
1377
1378// Multiplication of memory, setting the condition code.
1379let Predicates = [FeatureMiscellaneousExtensions2], Defs = [CC] in {
1380  defm MSC  : BinaryRXYAndPseudo<"msc",  0xE353, null_frag, GR32, load, 4>;
1381  defm MSGC : BinaryRXYAndPseudo<"msgc", 0xE383, null_frag, GR64, load, 8>;
1382}
1383
1384// Multiplication of a register, producing two results.
1385def MR   : BinaryRR <"mr",    0x1C,   null_frag, GR128, GR32>;
1386def MGRK : BinaryRRFa<"mgrk", 0xB9EC, null_frag, GR128, GR64, GR64>,
1387           Requires<[FeatureMiscellaneousExtensions2]>;
1388def MLR  : BinaryRRE<"mlr",  0xB996, null_frag, GR128, GR32>;
1389def MLGR : BinaryRRE<"mlgr", 0xB986, null_frag, GR128, GR64>;
1390
1391def : Pat<(z_smul_lohi GR64:$src1, GR64:$src2),
1392          (MGRK GR64:$src1, GR64:$src2)>;
1393def : Pat<(z_umul_lohi GR64:$src1, GR64:$src2),
1394          (MLGR (AEXT128 GR64:$src1), GR64:$src2)>;
1395
1396// Multiplication of memory, producing two results.
1397def M   : BinaryRX <"m",   0x5C,   null_frag, GR128, load, 4>;
1398def MFY : BinaryRXY<"mfy", 0xE35C, null_frag, GR128, load, 4>;
1399def MG  : BinaryRXY<"mg",  0xE384, null_frag, GR128, load, 8>,
1400          Requires<[FeatureMiscellaneousExtensions2]>;
1401def ML  : BinaryRXY<"ml",  0xE396, null_frag, GR128, load, 4>;
1402def MLG : BinaryRXY<"mlg", 0xE386, null_frag, GR128, load, 8>;
1403
1404def : Pat<(z_smul_lohi GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1405          (MG (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1406def : Pat<(z_umul_lohi GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1407          (MLG (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1408
1409//===----------------------------------------------------------------------===//
1410// Division and remainder
1411//===----------------------------------------------------------------------===//
1412
1413let hasSideEffects = 1 in {  // Do not speculatively execute.
1414  // Division and remainder, from registers.
1415  def DR    : BinaryRR <"dr",    0x1D,   null_frag, GR128, GR32>;
1416  def DSGFR : BinaryRRE<"dsgfr", 0xB91D, null_frag, GR128, GR32>;
1417  def DSGR  : BinaryRRE<"dsgr",  0xB90D, null_frag, GR128, GR64>;
1418  def DLR   : BinaryRRE<"dlr",   0xB997, null_frag, GR128, GR32>;
1419  def DLGR  : BinaryRRE<"dlgr",  0xB987, null_frag, GR128, GR64>;
1420
1421  // Division and remainder, from memory.
1422  def D    : BinaryRX <"d",    0x5D,   null_frag, GR128, load, 4>;
1423  def DSGF : BinaryRXY<"dsgf", 0xE31D, null_frag, GR128, load, 4>;
1424  def DSG  : BinaryRXY<"dsg",  0xE30D, null_frag, GR128, load, 8>;
1425  def DL   : BinaryRXY<"dl",   0xE397, null_frag, GR128, load, 4>;
1426  def DLG  : BinaryRXY<"dlg",  0xE387, null_frag, GR128, load, 8>;
1427}
1428def : Pat<(z_sdivrem GR64:$src1, GR32:$src2),
1429          (DSGFR (AEXT128 GR64:$src1), GR32:$src2)>;
1430def : Pat<(z_sdivrem GR64:$src1, (i32 (load bdxaddr20only:$src2))),
1431          (DSGF (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1432def : Pat<(z_sdivrem GR64:$src1, GR64:$src2),
1433          (DSGR (AEXT128 GR64:$src1), GR64:$src2)>;
1434def : Pat<(z_sdivrem GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1435          (DSG (AEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1436
1437def : Pat<(z_udivrem GR32:$src1, GR32:$src2),
1438          (DLR (ZEXT128 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src1,
1439                                       subreg_l32)), GR32:$src2)>;
1440def : Pat<(z_udivrem GR32:$src1, (i32 (load bdxaddr20only:$src2))),
1441          (DL (ZEXT128 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src1,
1442                                      subreg_l32)), bdxaddr20only:$src2)>;
1443def : Pat<(z_udivrem GR64:$src1, GR64:$src2),
1444          (DLGR (ZEXT128 GR64:$src1), GR64:$src2)>;
1445def : Pat<(z_udivrem GR64:$src1, (i64 (load bdxaddr20only:$src2))),
1446          (DLG (ZEXT128 GR64:$src1), bdxaddr20only:$src2)>;
1447
1448//===----------------------------------------------------------------------===//
1449// Shifts
1450//===----------------------------------------------------------------------===//
1451
1452// Logical shift left.
1453defm SLL : BinaryRSAndK<"sll", 0x89, 0xEBDF, shiftop<shl>, GR32>;
1454def SLLG : BinaryRSY<"sllg", 0xEB0D, shiftop<shl>, GR64>;
1455def SLDL : BinaryRS<"sldl", 0x8D, null_frag, GR128>;
1456
1457// Arithmetic shift left.
1458let Defs = [CC] in {
1459  defm SLA : BinaryRSAndK<"sla", 0x8B, 0xEBDD, null_frag, GR32>;
1460  def SLAG : BinaryRSY<"slag", 0xEB0B, null_frag, GR64>;
1461  def SLDA : BinaryRS<"slda", 0x8F, null_frag, GR128>;
1462}
1463
1464// Logical shift right.
1465defm SRL : BinaryRSAndK<"srl", 0x88, 0xEBDE, shiftop<srl>, GR32>;
1466def SRLG : BinaryRSY<"srlg", 0xEB0C, shiftop<srl>, GR64>;
1467def SRDL : BinaryRS<"srdl", 0x8C, null_frag, GR128>;
1468
1469// Arithmetic shift right.
1470let Defs = [CC], CCValues = 0xE, CompareZeroCCMask = 0xE in {
1471  defm SRA : BinaryRSAndK<"sra", 0x8A, 0xEBDC, shiftop<sra>, GR32>;
1472  def SRAG : BinaryRSY<"srag", 0xEB0A, shiftop<sra>, GR64>;
1473  def SRDA : BinaryRS<"srda", 0x8E, null_frag, GR128>;
1474}
1475
1476// Rotate left.
1477def RLL  : BinaryRSY<"rll",  0xEB1D, shiftop<rotl>, GR32>;
1478def RLLG : BinaryRSY<"rllg", 0xEB1C, shiftop<rotl>, GR64>;
1479
1480// Rotate second operand left and inserted selected bits into first operand.
1481// These can act like 32-bit operands provided that the constant start and
1482// end bits (operands 2 and 3) are in the range [32, 64).
1483let Defs = [CC] in {
1484  let isCodeGenOnly = 1 in
1485    def RISBG32 : RotateSelectRIEf<"risbg", 0xEC55, GR32, GR32>;
1486  let CCValues = 0xE, CompareZeroCCMask = 0xE in
1487    def RISBG : RotateSelectRIEf<"risbg", 0xEC55, GR64, GR64>;
1488}
1489
1490// On zEC12 we have a variant of RISBG that does not set CC.
1491let Predicates = [FeatureMiscellaneousExtensions] in
1492  def RISBGN : RotateSelectRIEf<"risbgn", 0xEC59, GR64, GR64>;
1493
1494// Forms of RISBG that only affect one word of the destination register.
1495// They do not set CC.
1496let Predicates = [FeatureHighWord] in {
1497  def RISBMux : RotateSelectRIEfPseudo<GRX32, GRX32>;
1498  def RISBLL  : RotateSelectAliasRIEf<GR32,  GR32>;
1499  def RISBLH  : RotateSelectAliasRIEf<GR32,  GRH32>;
1500  def RISBHL  : RotateSelectAliasRIEf<GRH32, GR32>;
1501  def RISBHH  : RotateSelectAliasRIEf<GRH32, GRH32>;
1502  def RISBLG  : RotateSelectRIEf<"risblg", 0xEC51, GR32, GR64>;
1503  def RISBHG  : RotateSelectRIEf<"risbhg", 0xEC5D, GRH32, GR64>;
1504}
1505
1506// Rotate second operand left and perform a logical operation with selected
1507// bits of the first operand.  The CC result only describes the selected bits,
1508// so isn't useful for a full comparison against zero.
1509let Defs = [CC] in {
1510  def RNSBG : RotateSelectRIEf<"rnsbg", 0xEC54, GR64, GR64>;
1511  def ROSBG : RotateSelectRIEf<"rosbg", 0xEC56, GR64, GR64>;
1512  def RXSBG : RotateSelectRIEf<"rxsbg", 0xEC57, GR64, GR64>;
1513}
1514
1515//===----------------------------------------------------------------------===//
1516// Comparison
1517//===----------------------------------------------------------------------===//
1518
1519// Signed comparisons.  We put these before the unsigned comparisons because
1520// some of the signed forms have COMPARE AND BRANCH equivalents whereas none
1521// of the unsigned forms do.
1522let Defs = [CC], CCValues = 0xE in {
1523  // Comparison with a register.
1524  def CR   : CompareRR <"cr",   0x19,   z_scmp,    GR32, GR32>;
1525  def CGFR : CompareRRE<"cgfr", 0xB930, null_frag, GR64, GR32>;
1526  def CGR  : CompareRRE<"cgr",  0xB920, z_scmp,    GR64, GR64>;
1527
1528  // Comparison with a high register.
1529  def CHHR : CompareRRE<"chhr", 0xB9CD, null_frag, GRH32, GRH32>,
1530             Requires<[FeatureHighWord]>;
1531  def CHLR : CompareRRE<"chlr", 0xB9DD, null_frag, GRH32, GR32>,
1532             Requires<[FeatureHighWord]>;
1533
1534  // Comparison with a signed 16-bit immediate.  CHIMux expands to CHI or CIH,
1535  // depending on the choice of register.
1536  def CHIMux : CompareRIPseudo<z_scmp, GRX32, imm32sx16>,
1537               Requires<[FeatureHighWord]>;
1538  def CHI  : CompareRI<"chi",  0xA7E, z_scmp, GR32, imm32sx16>;
1539  def CGHI : CompareRI<"cghi", 0xA7F, z_scmp, GR64, imm64sx16>;
1540
1541  // Comparison with a signed 32-bit immediate.  CFIMux expands to CFI or CIH,
1542  // depending on the choice of register.
1543  def CFIMux : CompareRIPseudo<z_scmp, GRX32, simm32>,
1544               Requires<[FeatureHighWord]>;
1545  def CFI  : CompareRIL<"cfi",  0xC2D, z_scmp, GR32, simm32>;
1546  def CIH  : CompareRIL<"cih",  0xCCD, z_scmp, GRH32, simm32>,
1547             Requires<[FeatureHighWord]>;
1548  def CGFI : CompareRIL<"cgfi", 0xC2C, z_scmp, GR64, imm64sx32>;
1549
1550  // Comparison with memory.
1551  defm CH    : CompareRXPair<"ch", 0x49, 0xE379, z_scmp, GR32, asextloadi16, 2>;
1552  def  CMux  : CompareRXYPseudo<z_scmp, GRX32, load, 4>,
1553               Requires<[FeatureHighWord]>;
1554  defm C     : CompareRXPair<"c",  0x59, 0xE359, z_scmp, GR32, load, 4>;
1555  def  CHF   : CompareRXY<"chf", 0xE3CD, z_scmp, GRH32, load, 4>,
1556               Requires<[FeatureHighWord]>;
1557  def  CGH   : CompareRXY<"cgh", 0xE334, z_scmp, GR64, asextloadi16, 2>;
1558  def  CGF   : CompareRXY<"cgf", 0xE330, z_scmp, GR64, asextloadi32, 4>;
1559  def  CG    : CompareRXY<"cg",  0xE320, z_scmp, GR64, load, 8>;
1560  def  CHRL  : CompareRILPC<"chrl",  0xC65, z_scmp, GR32, aligned_asextloadi16>;
1561  def  CRL   : CompareRILPC<"crl",   0xC6D, z_scmp, GR32, aligned_load>;
1562  def  CGHRL : CompareRILPC<"cghrl", 0xC64, z_scmp, GR64, aligned_asextloadi16>;
1563  def  CGFRL : CompareRILPC<"cgfrl", 0xC6C, z_scmp, GR64, aligned_asextloadi32>;
1564  def  CGRL  : CompareRILPC<"cgrl",  0xC68, z_scmp, GR64, aligned_load>;
1565
1566  // Comparison between memory and a signed 16-bit immediate.
1567  def CHHSI : CompareSIL<"chhsi", 0xE554, z_scmp, asextloadi16, imm32sx16>;
1568  def CHSI  : CompareSIL<"chsi",  0xE55C, z_scmp, load, imm32sx16>;
1569  def CGHSI : CompareSIL<"cghsi", 0xE558, z_scmp, load, imm64sx16>;
1570}
1571defm : SXB<z_scmp, GR64, CGFR>;
1572
1573// Unsigned comparisons.
1574let Defs = [CC], CCValues = 0xE, IsLogical = 1 in {
1575  // Comparison with a register.
1576  def CLR   : CompareRR <"clr",   0x15,   z_ucmp,    GR32, GR32>;
1577  def CLGFR : CompareRRE<"clgfr", 0xB931, null_frag, GR64, GR32>;
1578  def CLGR  : CompareRRE<"clgr",  0xB921, z_ucmp,    GR64, GR64>;
1579
1580  // Comparison with a high register.
1581  def CLHHR : CompareRRE<"clhhr", 0xB9CF, null_frag, GRH32, GRH32>,
1582              Requires<[FeatureHighWord]>;
1583  def CLHLR : CompareRRE<"clhlr", 0xB9DF, null_frag, GRH32, GR32>,
1584              Requires<[FeatureHighWord]>;
1585
1586  // Comparison with an unsigned 32-bit immediate.  CLFIMux expands to CLFI
1587  // or CLIH, depending on the choice of register.
1588  def CLFIMux : CompareRIPseudo<z_ucmp, GRX32, uimm32>,
1589                Requires<[FeatureHighWord]>;
1590  def CLFI  : CompareRIL<"clfi",  0xC2F, z_ucmp, GR32, uimm32>;
1591  def CLIH  : CompareRIL<"clih",  0xCCF, z_ucmp, GRH32, uimm32>,
1592              Requires<[FeatureHighWord]>;
1593  def CLGFI : CompareRIL<"clgfi", 0xC2E, z_ucmp, GR64, imm64zx32>;
1594
1595  // Comparison with memory.
1596  def  CLMux  : CompareRXYPseudo<z_ucmp, GRX32, load, 4>,
1597                Requires<[FeatureHighWord]>;
1598  defm CL     : CompareRXPair<"cl", 0x55, 0xE355, z_ucmp, GR32, load, 4>;
1599  def  CLHF   : CompareRXY<"clhf", 0xE3CF, z_ucmp, GRH32, load, 4>,
1600                Requires<[FeatureHighWord]>;
1601  def  CLGF   : CompareRXY<"clgf", 0xE331, z_ucmp, GR64, azextloadi32, 4>;
1602  def  CLG    : CompareRXY<"clg",  0xE321, z_ucmp, GR64, load, 8>;
1603  def  CLHRL  : CompareRILPC<"clhrl",  0xC67, z_ucmp, GR32,
1604                             aligned_azextloadi16>;
1605  def  CLRL   : CompareRILPC<"clrl",   0xC6F, z_ucmp, GR32,
1606                             aligned_load>;
1607  def  CLGHRL : CompareRILPC<"clghrl", 0xC66, z_ucmp, GR64,
1608                             aligned_azextloadi16>;
1609  def  CLGFRL : CompareRILPC<"clgfrl", 0xC6E, z_ucmp, GR64,
1610                             aligned_azextloadi32>;
1611  def  CLGRL  : CompareRILPC<"clgrl",  0xC6A, z_ucmp, GR64,
1612                             aligned_load>;
1613
1614  // Comparison between memory and an unsigned 8-bit immediate.
1615  defm CLI : CompareSIPair<"cli", 0x95, 0xEB55, z_ucmp, azextloadi8, imm32zx8>;
1616
1617  // Comparison between memory and an unsigned 16-bit immediate.
1618  def CLHHSI : CompareSIL<"clhhsi", 0xE555, z_ucmp, azextloadi16, imm32zx16>;
1619  def CLFHSI : CompareSIL<"clfhsi", 0xE55D, z_ucmp, load, imm32zx16>;
1620  def CLGHSI : CompareSIL<"clghsi", 0xE559, z_ucmp, load, imm64zx16>;
1621}
1622defm : ZXB<z_ucmp, GR64, CLGFR>;
1623
1624// Memory-to-memory comparison.
1625let mayLoad = 1, Defs = [CC] in {
1626  defm CLC : CompareMemorySS<"clc", 0xD5, z_clc, z_clc_loop>;
1627  def CLCL  : SideEffectBinaryMemMemRR<"clcl", 0x0F, GR128, GR128>;
1628  def CLCLE : SideEffectTernaryMemMemRS<"clcle", 0xA9, GR128, GR128>;
1629  def CLCLU : SideEffectTernaryMemMemRSY<"clclu", 0xEB8F, GR128, GR128>;
1630}
1631
1632// String comparison.
1633let mayLoad = 1, Defs = [CC] in
1634  defm CLST : StringRRE<"clst", 0xB25D, z_strcmp>;
1635
1636// Test under mask.
1637let Defs = [CC] in {
1638  // TMxMux expands to TM[LH]x, depending on the choice of register.
1639  def TMLMux : CompareRIPseudo<z_tm_reg, GRX32, imm32ll16>,
1640               Requires<[FeatureHighWord]>;
1641  def TMHMux : CompareRIPseudo<z_tm_reg, GRX32, imm32lh16>,
1642               Requires<[FeatureHighWord]>;
1643  def TMLL : CompareRI<"tmll", 0xA71, z_tm_reg, GR32, imm32ll16>;
1644  def TMLH : CompareRI<"tmlh", 0xA70, z_tm_reg, GR32, imm32lh16>;
1645  def TMHL : CompareRI<"tmhl", 0xA73, z_tm_reg, GRH32, imm32ll16>;
1646  def TMHH : CompareRI<"tmhh", 0xA72, z_tm_reg, GRH32, imm32lh16>;
1647
1648  def TMLL64 : CompareAliasRI<z_tm_reg, GR64, imm64ll16>;
1649  def TMLH64 : CompareAliasRI<z_tm_reg, GR64, imm64lh16>;
1650  def TMHL64 : CompareAliasRI<z_tm_reg, GR64, imm64hl16>;
1651  def TMHH64 : CompareAliasRI<z_tm_reg, GR64, imm64hh16>;
1652
1653  defm TM : CompareSIPair<"tm", 0x91, 0xEB51, z_tm_mem, anyextloadi8, imm32zx8>;
1654}
1655
1656def TML : InstAlias<"tml\t$R, $I", (TMLL GR32:$R, imm32ll16:$I), 0>;
1657def TMH : InstAlias<"tmh\t$R, $I", (TMLH GR32:$R, imm32lh16:$I), 0>;
1658
1659// Compare logical characters under mask -- not (yet) used for codegen.
1660let Defs = [CC] in {
1661  defm CLM : CompareRSPair<"clm", 0xBD, 0xEB21, GR32, 0>;
1662  def CLMH : CompareRSY<"clmh", 0xEB20, GRH32, 0>;
1663}
1664
1665//===----------------------------------------------------------------------===//
1666// Prefetch and execution hint
1667//===----------------------------------------------------------------------===//
1668
1669let mayLoad = 1, mayStore = 1 in {
1670  def PFD : PrefetchRXY<"pfd", 0xE336, z_prefetch>;
1671  def PFDRL : PrefetchRILPC<"pfdrl", 0xC62, z_prefetch>;
1672}
1673
1674let Predicates = [FeatureExecutionHint], hasSideEffects = 1 in {
1675  // Branch Prediction Preload
1676  def BPP : BranchPreloadSMI<"bpp", 0xC7>;
1677  def BPRP : BranchPreloadMII<"bprp", 0xC5>;
1678
1679  // Next Instruction Access Intent
1680  def NIAI : SideEffectBinaryIE<"niai", 0xB2FA, imm32zx4, imm32zx4>;
1681}
1682
1683//===----------------------------------------------------------------------===//
1684// Atomic operations
1685//===----------------------------------------------------------------------===//
1686
1687// A serialization instruction that acts as a barrier for all memory
1688// accesses, which expands to "bcr 14, 0".
1689let hasSideEffects = 1 in
1690def Serialize : Alias<2, (outs), (ins), []>;
1691
1692// A pseudo instruction that serves as a compiler barrier.
1693let hasSideEffects = 1, hasNoSchedulingInfo = 1 in
1694def MemBarrier : Pseudo<(outs), (ins), [(z_membarrier)]>;
1695
1696let Predicates = [FeatureInterlockedAccess1], Defs = [CC] in {
1697  def LAA   : LoadAndOpRSY<"laa",   0xEBF8, atomic_load_add_32, GR32>;
1698  def LAAG  : LoadAndOpRSY<"laag",  0xEBE8, atomic_load_add_64, GR64>;
1699  def LAAL  : LoadAndOpRSY<"laal",  0xEBFA, null_frag, GR32>;
1700  def LAALG : LoadAndOpRSY<"laalg", 0xEBEA, null_frag, GR64>;
1701  def LAN   : LoadAndOpRSY<"lan",   0xEBF4, atomic_load_and_32, GR32>;
1702  def LANG  : LoadAndOpRSY<"lang",  0xEBE4, atomic_load_and_64, GR64>;
1703  def LAO   : LoadAndOpRSY<"lao",   0xEBF6, atomic_load_or_32, GR32>;
1704  def LAOG  : LoadAndOpRSY<"laog",  0xEBE6, atomic_load_or_64, GR64>;
1705  def LAX   : LoadAndOpRSY<"lax",   0xEBF7, atomic_load_xor_32, GR32>;
1706  def LAXG  : LoadAndOpRSY<"laxg",  0xEBE7, atomic_load_xor_64, GR64>;
1707}
1708
1709def ATOMIC_SWAPW   : AtomicLoadWBinaryReg<z_atomic_swapw>;
1710def ATOMIC_SWAP_32 : AtomicLoadBinaryReg32<atomic_swap_32>;
1711def ATOMIC_SWAP_64 : AtomicLoadBinaryReg64<atomic_swap_64>;
1712
1713def ATOMIC_LOADW_AR  : AtomicLoadWBinaryReg<z_atomic_loadw_add>;
1714def ATOMIC_LOADW_AFI : AtomicLoadWBinaryImm<z_atomic_loadw_add, simm32>;
1715let Predicates = [FeatureNoInterlockedAccess1] in {
1716  def ATOMIC_LOAD_AR   : AtomicLoadBinaryReg32<atomic_load_add_32>;
1717  def ATOMIC_LOAD_AHI  : AtomicLoadBinaryImm32<atomic_load_add_32, imm32sx16>;
1718  def ATOMIC_LOAD_AFI  : AtomicLoadBinaryImm32<atomic_load_add_32, simm32>;
1719  def ATOMIC_LOAD_AGR  : AtomicLoadBinaryReg64<atomic_load_add_64>;
1720  def ATOMIC_LOAD_AGHI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx16>;
1721  def ATOMIC_LOAD_AGFI : AtomicLoadBinaryImm64<atomic_load_add_64, imm64sx32>;
1722}
1723
1724def ATOMIC_LOADW_SR : AtomicLoadWBinaryReg<z_atomic_loadw_sub>;
1725def ATOMIC_LOAD_SR  : AtomicLoadBinaryReg32<atomic_load_sub_32>;
1726def ATOMIC_LOAD_SGR : AtomicLoadBinaryReg64<atomic_load_sub_64>;
1727
1728def ATOMIC_LOADW_NR   : AtomicLoadWBinaryReg<z_atomic_loadw_and>;
1729def ATOMIC_LOADW_NILH : AtomicLoadWBinaryImm<z_atomic_loadw_and, imm32lh16c>;
1730let Predicates = [FeatureNoInterlockedAccess1] in {
1731  def ATOMIC_LOAD_NR     : AtomicLoadBinaryReg32<atomic_load_and_32>;
1732  def ATOMIC_LOAD_NILL   : AtomicLoadBinaryImm32<atomic_load_and_32,
1733                                                 imm32ll16c>;
1734  def ATOMIC_LOAD_NILH   : AtomicLoadBinaryImm32<atomic_load_and_32,
1735                                                 imm32lh16c>;
1736  def ATOMIC_LOAD_NILF   : AtomicLoadBinaryImm32<atomic_load_and_32, uimm32>;
1737  def ATOMIC_LOAD_NGR    : AtomicLoadBinaryReg64<atomic_load_and_64>;
1738  def ATOMIC_LOAD_NILL64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1739                                                 imm64ll16c>;
1740  def ATOMIC_LOAD_NILH64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1741                                                 imm64lh16c>;
1742  def ATOMIC_LOAD_NIHL64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1743                                                 imm64hl16c>;
1744  def ATOMIC_LOAD_NIHH64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1745                                                 imm64hh16c>;
1746  def ATOMIC_LOAD_NILF64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1747                                                 imm64lf32c>;
1748  def ATOMIC_LOAD_NIHF64 : AtomicLoadBinaryImm64<atomic_load_and_64,
1749                                                 imm64hf32c>;
1750}
1751
1752def ATOMIC_LOADW_OR     : AtomicLoadWBinaryReg<z_atomic_loadw_or>;
1753def ATOMIC_LOADW_OILH   : AtomicLoadWBinaryImm<z_atomic_loadw_or, imm32lh16>;
1754let Predicates = [FeatureNoInterlockedAccess1] in {
1755  def ATOMIC_LOAD_OR     : AtomicLoadBinaryReg32<atomic_load_or_32>;
1756  def ATOMIC_LOAD_OILL   : AtomicLoadBinaryImm32<atomic_load_or_32, imm32ll16>;
1757  def ATOMIC_LOAD_OILH   : AtomicLoadBinaryImm32<atomic_load_or_32, imm32lh16>;
1758  def ATOMIC_LOAD_OILF   : AtomicLoadBinaryImm32<atomic_load_or_32, uimm32>;
1759  def ATOMIC_LOAD_OGR    : AtomicLoadBinaryReg64<atomic_load_or_64>;
1760  def ATOMIC_LOAD_OILL64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64ll16>;
1761  def ATOMIC_LOAD_OILH64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lh16>;
1762  def ATOMIC_LOAD_OIHL64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hl16>;
1763  def ATOMIC_LOAD_OIHH64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hh16>;
1764  def ATOMIC_LOAD_OILF64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64lf32>;
1765  def ATOMIC_LOAD_OIHF64 : AtomicLoadBinaryImm64<atomic_load_or_64, imm64hf32>;
1766}
1767
1768def ATOMIC_LOADW_XR     : AtomicLoadWBinaryReg<z_atomic_loadw_xor>;
1769def ATOMIC_LOADW_XILF   : AtomicLoadWBinaryImm<z_atomic_loadw_xor, uimm32>;
1770let Predicates = [FeatureNoInterlockedAccess1] in {
1771  def ATOMIC_LOAD_XR     : AtomicLoadBinaryReg32<atomic_load_xor_32>;
1772  def ATOMIC_LOAD_XILF   : AtomicLoadBinaryImm32<atomic_load_xor_32, uimm32>;
1773  def ATOMIC_LOAD_XGR    : AtomicLoadBinaryReg64<atomic_load_xor_64>;
1774  def ATOMIC_LOAD_XILF64 : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64lf32>;
1775  def ATOMIC_LOAD_XIHF64 : AtomicLoadBinaryImm64<atomic_load_xor_64, imm64hf32>;
1776}
1777
1778def ATOMIC_LOADW_NRi    : AtomicLoadWBinaryReg<z_atomic_loadw_nand>;
1779def ATOMIC_LOADW_NILHi  : AtomicLoadWBinaryImm<z_atomic_loadw_nand,
1780                                               imm32lh16c>;
1781def ATOMIC_LOAD_NRi     : AtomicLoadBinaryReg32<atomic_load_nand_32>;
1782def ATOMIC_LOAD_NILLi   : AtomicLoadBinaryImm32<atomic_load_nand_32,
1783                                                imm32ll16c>;
1784def ATOMIC_LOAD_NILHi   : AtomicLoadBinaryImm32<atomic_load_nand_32,
1785                                                imm32lh16c>;
1786def ATOMIC_LOAD_NILFi   : AtomicLoadBinaryImm32<atomic_load_nand_32, uimm32>;
1787def ATOMIC_LOAD_NGRi    : AtomicLoadBinaryReg64<atomic_load_nand_64>;
1788def ATOMIC_LOAD_NILL64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1789                                                imm64ll16c>;
1790def ATOMIC_LOAD_NILH64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1791                                                imm64lh16c>;
1792def ATOMIC_LOAD_NIHL64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1793                                                imm64hl16c>;
1794def ATOMIC_LOAD_NIHH64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1795                                                imm64hh16c>;
1796def ATOMIC_LOAD_NILF64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1797                                                imm64lf32c>;
1798def ATOMIC_LOAD_NIHF64i : AtomicLoadBinaryImm64<atomic_load_nand_64,
1799                                                imm64hf32c>;
1800
1801def ATOMIC_LOADW_MIN    : AtomicLoadWBinaryReg<z_atomic_loadw_min>;
1802def ATOMIC_LOAD_MIN_32  : AtomicLoadBinaryReg32<atomic_load_min_32>;
1803def ATOMIC_LOAD_MIN_64  : AtomicLoadBinaryReg64<atomic_load_min_64>;
1804
1805def ATOMIC_LOADW_MAX    : AtomicLoadWBinaryReg<z_atomic_loadw_max>;
1806def ATOMIC_LOAD_MAX_32  : AtomicLoadBinaryReg32<atomic_load_max_32>;
1807def ATOMIC_LOAD_MAX_64  : AtomicLoadBinaryReg64<atomic_load_max_64>;
1808
1809def ATOMIC_LOADW_UMIN   : AtomicLoadWBinaryReg<z_atomic_loadw_umin>;
1810def ATOMIC_LOAD_UMIN_32 : AtomicLoadBinaryReg32<atomic_load_umin_32>;
1811def ATOMIC_LOAD_UMIN_64 : AtomicLoadBinaryReg64<atomic_load_umin_64>;
1812
1813def ATOMIC_LOADW_UMAX   : AtomicLoadWBinaryReg<z_atomic_loadw_umax>;
1814def ATOMIC_LOAD_UMAX_32 : AtomicLoadBinaryReg32<atomic_load_umax_32>;
1815def ATOMIC_LOAD_UMAX_64 : AtomicLoadBinaryReg64<atomic_load_umax_64>;
1816
1817def ATOMIC_CMP_SWAPW
1818  : Pseudo<(outs GR32:$dst), (ins bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1819                                  ADDR32:$bitshift, ADDR32:$negbitshift,
1820                                  uimm32:$bitsize),
1821           [(set GR32:$dst,
1822                 (z_atomic_cmp_swapw bdaddr20only:$addr, GR32:$cmp, GR32:$swap,
1823                                     ADDR32:$bitshift, ADDR32:$negbitshift,
1824                                     uimm32:$bitsize))]> {
1825  let Defs = [CC];
1826  let mayLoad = 1;
1827  let mayStore = 1;
1828  let usesCustomInserter = 1;
1829  let hasNoSchedulingInfo = 1;
1830}
1831
1832// Test and set.
1833let mayLoad = 1, Defs = [CC] in
1834  def TS : StoreInherentS<"ts", 0x9300, null_frag, 1>;
1835
1836// Compare and swap.
1837let Defs = [CC] in {
1838  defm CS  : CmpSwapRSPair<"cs", 0xBA, 0xEB14, z_atomic_cmp_swap, GR32>;
1839  def  CSG : CmpSwapRSY<"csg", 0xEB30, z_atomic_cmp_swap, GR64>;
1840}
1841
1842// Compare double and swap.
1843let Defs = [CC] in {
1844  defm CDS  : CmpSwapRSPair<"cds", 0xBB, 0xEB31, null_frag, GR128>;
1845  def  CDSG : CmpSwapRSY<"cdsg", 0xEB3E, z_atomic_cmp_swap_128, GR128>;
1846}
1847
1848// Compare and swap and store.
1849let Uses = [R0L, R1D], Defs = [CC], mayStore = 1, mayLoad = 1 in
1850  def CSST : SideEffectTernarySSF<"csst", 0xC82, GR64>;
1851
1852// Perform locked operation.
1853let Uses = [R0L, R1D], Defs = [CC], mayStore = 1, mayLoad =1 in
1854  def PLO : SideEffectQuaternarySSe<"plo", 0xEE, GR64>;
1855
1856// Load/store pair from/to quadword.
1857def LPQ  : UnaryRXY<"lpq", 0xE38F, z_atomic_load_128, GR128, 16>;
1858def STPQ : StoreRXY<"stpq", 0xE38E, z_atomic_store_128, GR128, 16>;
1859
1860// Load pair disjoint.
1861let Predicates = [FeatureInterlockedAccess1], Defs = [CC] in {
1862  def LPD  : BinarySSF<"lpd", 0xC84, GR128>;
1863  def LPDG : BinarySSF<"lpdg", 0xC85, GR128>;
1864}
1865
1866//===----------------------------------------------------------------------===//
1867// Translate and convert
1868//===----------------------------------------------------------------------===//
1869
1870let mayLoad = 1, mayStore = 1 in
1871  def TR : SideEffectBinarySSa<"tr", 0xDC>;
1872
1873let mayLoad = 1, Defs = [CC, R0L, R1D] in {
1874  def TRT  : SideEffectBinarySSa<"trt", 0xDD>;
1875  def TRTR : SideEffectBinarySSa<"trtr", 0xD0>;
1876}
1877
1878let mayLoad = 1, mayStore = 1, Uses = [R0L] in
1879  def TRE : SideEffectBinaryMemMemRRE<"tre", 0xB2A5, GR128, GR64>;
1880
1881let mayLoad = 1, Uses = [R1D], Defs = [CC] in {
1882  defm TRTE  : BinaryMemRRFcOpt<"trte",  0xB9BF, GR128, GR64>;
1883  defm TRTRE : BinaryMemRRFcOpt<"trtre", 0xB9BD, GR128, GR64>;
1884}
1885
1886let mayLoad = 1, mayStore = 1, Uses = [R0L, R1D], Defs = [CC] in {
1887  defm TROO : SideEffectTernaryMemMemRRFcOpt<"troo", 0xB993, GR128, GR64>;
1888  defm TROT : SideEffectTernaryMemMemRRFcOpt<"trot", 0xB992, GR128, GR64>;
1889  defm TRTO : SideEffectTernaryMemMemRRFcOpt<"trto", 0xB991, GR128, GR64>;
1890  defm TRTT : SideEffectTernaryMemMemRRFcOpt<"trtt", 0xB990, GR128, GR64>;
1891}
1892
1893let mayLoad = 1, mayStore = 1, Defs = [CC] in {
1894  defm CU12 : SideEffectTernaryMemMemRRFcOpt<"cu12", 0xB2A7, GR128, GR128>;
1895  defm CU14 : SideEffectTernaryMemMemRRFcOpt<"cu14", 0xB9B0, GR128, GR128>;
1896  defm CU21 : SideEffectTernaryMemMemRRFcOpt<"cu21", 0xB2A6, GR128, GR128>;
1897  defm CU24 : SideEffectTernaryMemMemRRFcOpt<"cu24", 0xB9B1, GR128, GR128>;
1898  def  CU41 : SideEffectBinaryMemMemRRE<"cu41", 0xB9B2, GR128, GR128>;
1899  def  CU42 : SideEffectBinaryMemMemRRE<"cu42", 0xB9B3, GR128, GR128>;
1900
1901  let isAsmParserOnly = 1 in {
1902    defm CUUTF : SideEffectTernaryMemMemRRFcOpt<"cuutf", 0xB2A6, GR128, GR128>;
1903    defm CUTFU : SideEffectTernaryMemMemRRFcOpt<"cutfu", 0xB2A7, GR128, GR128>;
1904  }
1905}
1906
1907//===----------------------------------------------------------------------===//
1908// Message-security assist
1909//===----------------------------------------------------------------------===//
1910
1911let mayLoad = 1, mayStore = 1, Uses = [R0L, R1D], Defs = [CC] in {
1912  def KM  : SideEffectBinaryMemMemRRE<"km",  0xB92E, GR128, GR128>;
1913  def KMC : SideEffectBinaryMemMemRRE<"kmc", 0xB92F, GR128, GR128>;
1914
1915  def KIMD : SideEffectBinaryMemRRE<"kimd", 0xB93E, GR64, GR128>;
1916  def KLMD : SideEffectBinaryMemRRE<"klmd", 0xB93F, GR64, GR128>;
1917  def KMAC : SideEffectBinaryMemRRE<"kmac", 0xB91E, GR64, GR128>;
1918
1919  let Predicates = [FeatureMessageSecurityAssist4] in {
1920    def KMF   : SideEffectBinaryMemMemRRE<"kmf", 0xB92A, GR128, GR128>;
1921    def KMO   : SideEffectBinaryMemMemRRE<"kmo", 0xB92B, GR128, GR128>;
1922    def KMCTR : SideEffectTernaryMemMemMemRRFb<"kmctr", 0xB92D,
1923                                               GR128, GR128, GR128>;
1924    def PCC   : SideEffectInherentRRE<"pcc", 0xB92C>;
1925  }
1926
1927  let Predicates = [FeatureMessageSecurityAssist5] in
1928    def PPNO : SideEffectBinaryMemMemRRE<"ppno", 0xB93C, GR128, GR128>;
1929  let Predicates = [FeatureMessageSecurityAssist7], isAsmParserOnly = 1 in
1930    def PRNO : SideEffectBinaryMemMemRRE<"prno", 0xB93C, GR128, GR128>;
1931
1932  let Predicates = [FeatureMessageSecurityAssist8] in
1933    def KMA : SideEffectTernaryMemMemMemRRFb<"kma", 0xB929,
1934                                              GR128, GR128, GR128>;
1935
1936  let Predicates = [FeatureMessageSecurityAssist9] in
1937    def KDSA : SideEffectBinaryMemRRE<"kdsa", 0xB93A, GR64, GR128>;
1938}
1939
1940//===----------------------------------------------------------------------===//
1941// Guarded storage
1942//===----------------------------------------------------------------------===//
1943
1944// These instructions use and/or modify the guarded storage control
1945// registers, which we do not otherwise model, so they should have
1946// hasSideEffects.
1947let Predicates = [FeatureGuardedStorage], hasSideEffects = 1 in {
1948  def LGG : UnaryRXY<"lgg", 0xE34C, null_frag, GR64, 8>;
1949  def LLGFSG : UnaryRXY<"llgfsg", 0xE348, null_frag, GR64, 4>;
1950
1951  let mayLoad = 1 in
1952    def LGSC : SideEffectBinaryRXY<"lgsc", 0xE34D, GR64>;
1953  let mayStore = 1 in
1954    def STGSC : SideEffectBinaryRXY<"stgsc", 0xE349, GR64>;
1955}
1956
1957//===----------------------------------------------------------------------===//
1958// Decimal arithmetic
1959//===----------------------------------------------------------------------===//
1960
1961defm CVB  : BinaryRXPair<"cvb",0x4F, 0xE306, null_frag, GR32, load, 4>;
1962def  CVBG : BinaryRXY<"cvbg", 0xE30E, null_frag, GR64, load, 8>;
1963
1964defm CVD  : StoreRXPair<"cvd", 0x4E, 0xE326, null_frag, GR32, 4>;
1965def  CVDG : StoreRXY<"cvdg", 0xE32E, null_frag, GR64, 8>;
1966
1967let mayLoad = 1, mayStore = 1 in {
1968  def MVN : SideEffectBinarySSa<"mvn", 0xD1>;
1969  def MVZ : SideEffectBinarySSa<"mvz", 0xD3>;
1970  def MVO : SideEffectBinarySSb<"mvo", 0xF1>;
1971
1972  def PACK : SideEffectBinarySSb<"pack", 0xF2>;
1973  def PKA  : SideEffectBinarySSf<"pka", 0xE9>;
1974  def PKU  : SideEffectBinarySSf<"pku", 0xE1>;
1975  def UNPK : SideEffectBinarySSb<"unpk", 0xF3>;
1976  let Defs = [CC] in {
1977    def UNPKA : SideEffectBinarySSa<"unpka", 0xEA>;
1978    def UNPKU : SideEffectBinarySSa<"unpku", 0xE2>;
1979  }
1980}
1981
1982let mayLoad = 1, mayStore = 1 in {
1983  let Defs = [CC] in {
1984    def AP : SideEffectBinarySSb<"ap", 0xFA>;
1985    def SP : SideEffectBinarySSb<"sp", 0xFB>;
1986    def ZAP : SideEffectBinarySSb<"zap", 0xF8>;
1987    def SRP : SideEffectTernarySSc<"srp", 0xF0>;
1988  }
1989  def MP : SideEffectBinarySSb<"mp", 0xFC>;
1990  def DP : SideEffectBinarySSb<"dp", 0xFD>;
1991  let Defs = [CC] in {
1992    def ED : SideEffectBinarySSa<"ed", 0xDE>;
1993    def EDMK : SideEffectBinarySSa<"edmk", 0xDF>;
1994  }
1995}
1996
1997let Defs = [CC] in {
1998  def CP : CompareSSb<"cp", 0xF9>;
1999  def TP : TestRSL<"tp", 0xEBC0>;
2000}
2001
2002//===----------------------------------------------------------------------===//
2003// Access registers
2004//===----------------------------------------------------------------------===//
2005
2006// Read a 32-bit access register into a GR32.  As with all GR32 operations,
2007// the upper 32 bits of the enclosing GR64 remain unchanged, which is useful
2008// when a 64-bit address is stored in a pair of access registers.
2009def EAR : UnaryRRE<"ear", 0xB24F, null_frag, GR32, AR32>;
2010
2011// Set access register.
2012def SAR : UnaryRRE<"sar", 0xB24E, null_frag, AR32, GR32>;
2013
2014// Copy access register.
2015def CPYA : UnaryRRE<"cpya", 0xB24D, null_frag, AR32, AR32>;
2016
2017// Load address extended.
2018defm LAE : LoadAddressRXPair<"lae", 0x51, 0xE375, null_frag>;
2019
2020// Load access multiple.
2021defm LAM : LoadMultipleRSPair<"lam", 0x9A, 0xEB9A, AR32>;
2022
2023// Store access multiple.
2024defm STAM : StoreMultipleRSPair<"stam", 0x9B, 0xEB9B, AR32>;
2025
2026//===----------------------------------------------------------------------===//
2027// Program mask and addressing mode
2028//===----------------------------------------------------------------------===//
2029
2030// Extract CC and program mask into a register.  CC ends up in bits 29 and 28.
2031let Uses = [CC] in
2032  def IPM : InherentRRE<"ipm", 0xB222, GR32, z_ipm>;
2033
2034// Set CC and program mask from a register.
2035let hasSideEffects = 1, Defs = [CC] in
2036  def SPM : SideEffectUnaryRR<"spm", 0x04, GR32>;
2037
2038// Branch and link - like BAS, but also extracts CC and program mask.
2039let isCall = 1, Uses = [CC], Defs = [CC] in {
2040  def BAL  : CallRX<"bal", 0x45>;
2041  def BALR : CallRR<"balr", 0x05>;
2042}
2043
2044// Test addressing mode.
2045let Defs = [CC] in
2046  def TAM : SideEffectInherentE<"tam", 0x010B>;
2047
2048// Set addressing mode.
2049let hasSideEffects = 1 in {
2050  def SAM24 : SideEffectInherentE<"sam24", 0x010C>;
2051  def SAM31 : SideEffectInherentE<"sam31", 0x010D>;
2052  def SAM64 : SideEffectInherentE<"sam64", 0x010E>;
2053}
2054
2055// Branch and set mode.  Not really a call, but also sets an output register.
2056let isBranch = 1, isTerminator = 1, isBarrier = 1 in
2057  def BSM : CallRR<"bsm", 0x0B>;
2058
2059// Branch and save and set mode.
2060let isCall = 1, Defs = [CC] in
2061  def BASSM : CallRR<"bassm", 0x0C>;
2062
2063//===----------------------------------------------------------------------===//
2064// Transactional execution
2065//===----------------------------------------------------------------------===//
2066
2067let hasSideEffects = 1, Predicates = [FeatureTransactionalExecution] in {
2068  // Transaction Begin
2069  let mayStore = 1, usesCustomInserter = 1, Defs = [CC] in {
2070    def TBEGIN : TestBinarySIL<"tbegin", 0xE560, z_tbegin, imm32zx16>;
2071    let hasNoSchedulingInfo = 1 in
2072     def TBEGIN_nofloat : TestBinarySILPseudo<z_tbegin_nofloat, imm32zx16>;
2073    def TBEGINC : SideEffectBinarySIL<"tbeginc", 0xE561,
2074                                      int_s390_tbeginc, imm32zx16>;
2075  }
2076
2077  // Transaction End
2078  let Defs = [CC] in
2079    def TEND : TestInherentS<"tend", 0xB2F8, z_tend>;
2080
2081  // Transaction Abort
2082  let isTerminator = 1, isBarrier = 1, mayStore = 1,
2083      hasSideEffects = 1 in
2084    def TABORT : SideEffectAddressS<"tabort", 0xB2FC, int_s390_tabort>;
2085
2086  // Nontransactional Store
2087  def NTSTG : StoreRXY<"ntstg", 0xE325, int_s390_ntstg, GR64, 8>;
2088
2089  // Extract Transaction Nesting Depth
2090  def ETND : InherentRRE<"etnd", 0xB2EC, GR32, int_s390_etnd>;
2091}
2092
2093//===----------------------------------------------------------------------===//
2094// Processor assist
2095//===----------------------------------------------------------------------===//
2096
2097let Predicates = [FeatureProcessorAssist] in {
2098  let hasSideEffects = 1 in
2099    def PPA : SideEffectTernaryRRFc<"ppa", 0xB2E8, GR64, GR64, imm32zx4>;
2100  def : Pat<(int_s390_ppa_txassist GR32:$src),
2101            (PPA (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_l32),
2102                 zero_reg, 1)>;
2103}
2104
2105//===----------------------------------------------------------------------===//
2106// Miscellaneous Instructions.
2107//===----------------------------------------------------------------------===//
2108
2109// Find leftmost one, AKA count leading zeros.  The instruction actually
2110// returns a pair of GR64s, the first giving the number of leading zeros
2111// and the second giving a copy of the source with the leftmost one bit
2112// cleared.  We only use the first result here.
2113let Defs = [CC] in
2114  def FLOGR : UnaryRRE<"flogr", 0xB983, null_frag, GR128, GR64>;
2115def : Pat<(i64 (ctlz GR64:$src)),
2116          (EXTRACT_SUBREG (FLOGR GR64:$src), subreg_h64)>;
2117
2118// Population count.  Counts bits set per byte or doubleword.
2119let Predicates = [FeatureMiscellaneousExtensions3] in {
2120  let Defs = [CC] in
2121    def POPCNTOpt : BinaryRRFc<"popcnt", 0xB9E1, GR64, GR64>;
2122  def : Pat<(ctpop GR64:$src), (POPCNTOpt GR64:$src, 8)>;
2123}
2124let Predicates = [FeaturePopulationCount], Defs = [CC] in
2125  def POPCNT : UnaryRRE<"popcnt", 0xB9E1, z_popcnt, GR64, GR64>;
2126
2127// Search a block of memory for a character.
2128let mayLoad = 1, Defs = [CC] in
2129  defm SRST : StringRRE<"srst", 0xB25E, z_search_string>;
2130let mayLoad = 1, Defs = [CC], Uses = [R0L] in
2131  def SRSTU : SideEffectBinaryMemMemRRE<"srstu", 0xB9BE, GR64, GR64>;
2132
2133// Compare until substring equal.
2134let mayLoad = 1, Defs = [CC], Uses = [R0L, R1L] in
2135  def CUSE : SideEffectBinaryMemMemRRE<"cuse", 0xB257, GR128, GR128>;
2136
2137// Compare and form codeword.
2138let mayLoad = 1, Defs = [CC, R1D, R2D, R3D], Uses = [R1D, R2D, R3D] in
2139  def CFC : SideEffectAddressS<"cfc", 0xB21A, null_frag>;
2140
2141// Update tree.
2142let mayLoad = 1, mayStore = 1, Defs = [CC, R0D, R1D, R2D, R3D, R5D],
2143    Uses = [R0D, R1D, R2D, R3D, R4D, R5D] in
2144  def UPT : SideEffectInherentE<"upt", 0x0102>;
2145
2146// Checksum.
2147let mayLoad = 1, Defs = [CC] in
2148  def CKSM : SideEffectBinaryMemMemRRE<"cksm", 0xB241, GR64, GR128>;
2149
2150// Compression call.
2151let mayLoad = 1, mayStore = 1, Defs = [CC, R1D], Uses = [R0L, R1D] in
2152  def CMPSC : SideEffectBinaryMemMemRRE<"cmpsc", 0xB263, GR128, GR128>;
2153
2154// Sort lists.
2155let Predicates = [FeatureEnhancedSort],
2156    mayLoad = 1, mayStore = 1, Defs = [CC], Uses = [R0L, R1D] in
2157  def SORTL : SideEffectBinaryMemMemRRE<"sortl", 0xB938, GR128, GR128>;
2158
2159// Deflate conversion call.
2160let Predicates = [FeatureDeflateConversion],
2161    mayLoad = 1, mayStore = 1, Defs = [CC], Uses = [R0L, R1D] in
2162  def DFLTCC : SideEffectTernaryMemMemRRFa<"dfltcc", 0xB939,
2163                                           GR128, GR128, GR64>;
2164
2165// Execute.
2166let hasSideEffects = 1 in {
2167  def EX   : SideEffectBinaryRX<"ex", 0x44, GR64>;
2168  def EXRL : SideEffectBinaryRILPC<"exrl", 0xC60, GR64>;
2169}
2170
2171//===----------------------------------------------------------------------===//
2172// .insn directive instructions
2173//===----------------------------------------------------------------------===//
2174
2175let isCodeGenOnly = 1, hasSideEffects = 1 in {
2176  def InsnE   : DirectiveInsnE<(outs), (ins imm64zx16:$enc), ".insn e,$enc", []>;
2177  def InsnRI  : DirectiveInsnRI<(outs), (ins imm64zx32:$enc, AnyReg:$R1,
2178                                             imm32sx16:$I2),
2179                                ".insn ri,$enc,$R1,$I2", []>;
2180  def InsnRIE : DirectiveInsnRIE<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2181                                              AnyReg:$R3, brtarget16:$I2),
2182                                 ".insn rie,$enc,$R1,$R3,$I2", []>;
2183  def InsnRIL : DirectiveInsnRIL<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2184                                              brtarget32:$I2),
2185                                 ".insn ril,$enc,$R1,$I2", []>;
2186  def InsnRILU : DirectiveInsnRIL<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2187                                               uimm32:$I2),
2188                                  ".insn rilu,$enc,$R1,$I2", []>;
2189  def InsnRIS : DirectiveInsnRIS<(outs),
2190                                 (ins imm64zx48:$enc, AnyReg:$R1,
2191                                      imm32sx8:$I2, imm32zx4:$M3,
2192                                      bdaddr12only:$BD4),
2193                                 ".insn ris,$enc,$R1,$I2,$M3,$BD4", []>;
2194  def InsnRR : DirectiveInsnRR<(outs),
2195                               (ins imm64zx16:$enc, AnyReg:$R1, AnyReg:$R2),
2196                               ".insn rr,$enc,$R1,$R2", []>;
2197  def InsnRRE : DirectiveInsnRRE<(outs), (ins imm64zx32:$enc,
2198                                              AnyReg:$R1, AnyReg:$R2),
2199                                 ".insn rre,$enc,$R1,$R2", []>;
2200  def InsnRRF : DirectiveInsnRRF<(outs),
2201                                 (ins imm64zx32:$enc, AnyReg:$R1, AnyReg:$R2,
2202                                      AnyReg:$R3, imm32zx4:$M4),
2203                                 ".insn rrf,$enc,$R1,$R2,$R3,$M4", []>;
2204  def InsnRRS : DirectiveInsnRRS<(outs),
2205                                 (ins imm64zx48:$enc, AnyReg:$R1,
2206                                      AnyReg:$R2, imm32zx4:$M3,
2207                                      bdaddr12only:$BD4),
2208                                 ".insn rrs,$enc,$R1,$R2,$M3,$BD4", []>;
2209  def InsnRS  : DirectiveInsnRS<(outs),
2210                                (ins imm64zx32:$enc, AnyReg:$R1,
2211                                     AnyReg:$R3, bdaddr12only:$BD2),
2212                                ".insn rs,$enc,$R1,$R3,$BD2", []>;
2213  def InsnRSE : DirectiveInsnRSE<(outs),
2214                                 (ins imm64zx48:$enc, AnyReg:$R1,
2215                                      AnyReg:$R3, bdaddr12only:$BD2),
2216                                 ".insn rse,$enc,$R1,$R3,$BD2", []>;
2217  def InsnRSI : DirectiveInsnRSI<(outs),
2218                                 (ins imm64zx48:$enc, AnyReg:$R1,
2219                                      AnyReg:$R3, brtarget16:$RI2),
2220                                 ".insn rsi,$enc,$R1,$R3,$RI2", []>;
2221  def InsnRSY : DirectiveInsnRSY<(outs),
2222                                 (ins imm64zx48:$enc, AnyReg:$R1,
2223                                      AnyReg:$R3, bdaddr20only:$BD2),
2224                                 ".insn rsy,$enc,$R1,$R3,$BD2", []>;
2225  def InsnRX  : DirectiveInsnRX<(outs), (ins imm64zx32:$enc, AnyReg:$R1,
2226                                             bdxaddr12only:$XBD2),
2227                                ".insn rx,$enc,$R1,$XBD2", []>;
2228  def InsnRXE : DirectiveInsnRXE<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2229                                              bdxaddr12only:$XBD2),
2230                                 ".insn rxe,$enc,$R1,$XBD2", []>;
2231  def InsnRXF : DirectiveInsnRXF<(outs),
2232                                 (ins imm64zx48:$enc, AnyReg:$R1,
2233                                      AnyReg:$R3, bdxaddr12only:$XBD2),
2234                                 ".insn rxf,$enc,$R1,$R3,$XBD2", []>;
2235  def InsnRXY : DirectiveInsnRXY<(outs), (ins imm64zx48:$enc, AnyReg:$R1,
2236                                              bdxaddr20only:$XBD2),
2237                                 ".insn rxy,$enc,$R1,$XBD2", []>;
2238  def InsnS : DirectiveInsnS<(outs),
2239                             (ins imm64zx32:$enc, bdaddr12only:$BD2),
2240                             ".insn s,$enc,$BD2", []>;
2241  def InsnSI : DirectiveInsnSI<(outs),
2242                               (ins imm64zx32:$enc, bdaddr12only:$BD1,
2243                                    imm32sx8:$I2),
2244                               ".insn si,$enc,$BD1,$I2", []>;
2245  def InsnSIY : DirectiveInsnSIY<(outs),
2246                                 (ins imm64zx48:$enc,
2247                                      bdaddr20only:$BD1, imm32zx8:$I2),
2248                                 ".insn siy,$enc,$BD1,$I2", []>;
2249  def InsnSIL : DirectiveInsnSIL<(outs),
2250                                 (ins imm64zx48:$enc, bdaddr12only:$BD1,
2251                                      imm32zx16:$I2),
2252                                 ".insn sil,$enc,$BD1,$I2", []>;
2253  def InsnSS : DirectiveInsnSS<(outs),
2254                               (ins imm64zx48:$enc, bdraddr12only:$RBD1,
2255                                    bdaddr12only:$BD2, AnyReg:$R3),
2256                               ".insn ss,$enc,$RBD1,$BD2,$R3", []>;
2257  def InsnSSE : DirectiveInsnSSE<(outs),
2258                                 (ins imm64zx48:$enc,
2259                                      bdaddr12only:$BD1,bdaddr12only:$BD2),
2260                                 ".insn sse,$enc,$BD1,$BD2", []>;
2261  def InsnSSF : DirectiveInsnSSF<(outs),
2262                                 (ins imm64zx48:$enc, bdaddr12only:$BD1,
2263                                      bdaddr12only:$BD2, AnyReg:$R3),
2264                                 ".insn ssf,$enc,$BD1,$BD2,$R3", []>;
2265  def InsnVRI : DirectiveInsnVRI<(outs),
2266                                 (ins imm64zx48:$enc, VR128:$V1, VR128:$V2,
2267                                  imm32zx12:$I3, imm32zx4:$M4, imm32zx4:$M5),
2268                                 ".insn vri,$enc,$V1,$V2,$I3,$M4,$M5", []>;
2269  def InsnVRR : DirectiveInsnVRR<(outs),
2270                                 (ins imm64zx48:$enc, VR128:$V1, VR128:$V2,
2271                                  VR128:$V3, imm32zx4:$M4, imm32zx4:$M5,
2272                                  imm32zx4:$M6),
2273                                  ".insn vrr,$enc,$V1,$V2,$V3,$M4,$M5,$M6", []>;
2274  def InsnVRS : DirectiveInsnVRS<(outs),
2275                                 (ins imm64zx48:$enc, AnyReg:$R1, VR128:$V3,
2276                                  bdaddr12only:$BD2, imm32zx4:$M4),
2277                                 ".insn vrs,$enc,$BD2,$M4", []>;
2278  def InsnVRV : DirectiveInsnVRV<(outs),
2279                                 (ins imm64zx48:$enc, VR128:$V1,
2280                                      bdvaddr12only:$VBD2, imm32zx4:$M3),
2281                                 ".insn vrv,$enc,$V1,$VBD2,$M3", []>;
2282  def InsnVRX : DirectiveInsnVRX<(outs),
2283                                 (ins imm64zx48:$enc, VR128:$V1,
2284                                  bdxaddr12only:$XBD2, imm32zx4:$M3),
2285                                 ".insn vrx,$enc,$V1,$XBD2,$M3", []>;
2286  def InsnVSI : DirectiveInsnVSI<(outs),
2287                                 (ins imm64zx48:$enc, VR128:$V1,
2288                                  bdaddr12only:$BD2, imm32zx8:$I3),
2289                                  ".insn vsi,$enc,$V1,$BD2,$I3", []>;
2290}
2291
2292//===----------------------------------------------------------------------===//
2293// Peepholes.
2294//===----------------------------------------------------------------------===//
2295
2296// Avoid generating 2 XOR instructions. (xor (and x, y), y) is
2297// equivalent to (and (xor x, -1), y)
2298def : Pat<(and (xor GR64:$x, (i64 -1)), GR64:$y),
2299                          (XGR GR64:$y, (NGR GR64:$y, GR64:$x))>;
2300
2301// Shift/rotate instructions only use the last 6 bits of the second operand
2302// register, so we can safely use NILL (16 fewer bits than NILF) to only AND the
2303// last 16 bits.
2304// Complexity is added so that we match this before we match NILF on the AND
2305// operation alone.
2306let AddedComplexity = 4 in {
2307  def : Pat<(shl GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2308            (SLL GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2309
2310  def : Pat<(sra GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2311            (SRA GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2312
2313  def : Pat<(srl GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2314            (SRL GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2315
2316  def : Pat<(shl GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2317            (SLLG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2318
2319  def : Pat<(sra GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2320            (SRAG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2321
2322  def : Pat<(srl GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2323            (SRLG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2324
2325  def : Pat<(rotl GR32:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2326            (RLL GR32:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2327
2328  def : Pat<(rotl GR64:$val, (and GR32:$shift, imm32zx16trunc:$imm)),
2329            (RLLG GR64:$val, (NILL GR32:$shift, imm32zx16trunc:$imm), 0)>;
2330}
2331
2332// Substitute (x*64-s) with (-s), since shift/rotate instructions only
2333// use the last 6 bits of the second operand register (making it modulo 64).
2334let AddedComplexity = 4 in {
2335  def : Pat<(shl GR64:$val, (sub imm32mod64,  GR32:$shift)),
2336            (SLLG GR64:$val, (LCR GR32:$shift), 0)>;
2337
2338  def : Pat<(sra GR64:$val, (sub imm32mod64,  GR32:$shift)),
2339            (SRAG GR64:$val, (LCR GR32:$shift), 0)>;
2340
2341  def : Pat<(srl GR64:$val, (sub imm32mod64,  GR32:$shift)),
2342            (SRLG GR64:$val, (LCR GR32:$shift), 0)>;
2343
2344  def : Pat<(rotl GR64:$val, (sub imm32mod64,  GR32:$shift)),
2345            (RLLG GR64:$val, (LCR GR32:$shift), 0)>;
2346}
2347
2348// Peepholes for turning scalar operations into block operations.
2349defm : BlockLoadStore<anyextloadi8, i32, MVCSequence, NCSequence, OCSequence,
2350                      XCSequence, 1>;
2351defm : BlockLoadStore<anyextloadi16, i32, MVCSequence, NCSequence, OCSequence,
2352                      XCSequence, 2>;
2353defm : BlockLoadStore<load, i32, MVCSequence, NCSequence, OCSequence,
2354                      XCSequence, 4>;
2355defm : BlockLoadStore<anyextloadi8, i64, MVCSequence, NCSequence,
2356                      OCSequence, XCSequence, 1>;
2357defm : BlockLoadStore<anyextloadi16, i64, MVCSequence, NCSequence, OCSequence,
2358                      XCSequence, 2>;
2359defm : BlockLoadStore<anyextloadi32, i64, MVCSequence, NCSequence, OCSequence,
2360                      XCSequence, 4>;
2361defm : BlockLoadStore<load, i64, MVCSequence, NCSequence, OCSequence,
2362                      XCSequence, 8>;
2363
2364//===----------------------------------------------------------------------===//
2365// Mnemonic Aliases
2366//===----------------------------------------------------------------------===//
2367
2368def JCT   : MnemonicAlias<"jct", "brct">;
2369def JCTG  : MnemonicAlias<"jctg", "brctg">;
2370def JAS   : MnemonicAlias<"jas", "bras">;
2371def JASL  : MnemonicAlias<"jasl", "brasl">;
2372def JXH   : MnemonicAlias<"jxh", "brxh">;
2373def JXLE  : MnemonicAlias<"jxle", "brxle">;
2374def JXHG  : MnemonicAlias<"jxhg", "brxhg">;
2375def JXLEG : MnemonicAlias<"jxleg", "brxlg">;
2376
2377def BRU   : MnemonicAlias<"bru", "j">;
2378def BRUL  : MnemonicAlias<"brul", "jg">;
2379
2380foreach V = [ "E", "NE", "H", "NH", "L", "NL", "HE", "NHE", "LE", "NLE",
2381              "Z", "NZ", "P", "NP", "M", "NM", "LH", "NLH", "O", "NO" ] in {
2382  def BRUAsm#V : MnemonicCondBranchAlias <CV<V>, "br#", "j#">;
2383  def BRULAsm#V : MnemonicCondBranchAlias <CV<V>, "br#l", "jg#">;
2384}
2385