1//===- PPCInstr64Bit.td - The PowerPC 64-bit Support -------*- tablegen -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file describes the PowerPC 64-bit instructions.  These patterns are used
11// both when in ppc64 mode and when in "use 64-bit extensions in 32-bit" mode.
12//
13//===----------------------------------------------------------------------===//
14
15//===----------------------------------------------------------------------===//
16// 64-bit operands.
17//
18def s16imm64 : Operand<i64> {
19  let PrintMethod = "printS16ImmOperand";
20}
21def u16imm64 : Operand<i64> {
22  let PrintMethod = "printU16ImmOperand";
23}
24def symbolHi64 : Operand<i64> {
25  let PrintMethod = "printSymbolHi";
26  let EncoderMethod = "getHA16Encoding";
27}
28def symbolLo64 : Operand<i64> {
29  let PrintMethod = "printSymbolLo";
30  let EncoderMethod = "getLO16Encoding";
31}
32
33//===----------------------------------------------------------------------===//
34// 64-bit transformation functions.
35//
36
37def SHL64 : SDNodeXForm<imm, [{
38  // Transformation function: 63 - imm
39  return getI32Imm(63 - N->getZExtValue());
40}]>;
41
42def SRL64 : SDNodeXForm<imm, [{
43  // Transformation function: 64 - imm
44  return N->getZExtValue() ? getI32Imm(64 - N->getZExtValue()) : getI32Imm(0);
45}]>;
46
47def HI32_48 : SDNodeXForm<imm, [{
48  // Transformation function: shift the immediate value down into the low bits.
49  return getI32Imm((unsigned short)(N->getZExtValue() >> 32));
50}]>;
51
52def HI48_64 : SDNodeXForm<imm, [{
53  // Transformation function: shift the immediate value down into the low bits.
54  return getI32Imm((unsigned short)(N->getZExtValue() >> 48));
55}]>;
56
57
58//===----------------------------------------------------------------------===//
59// Calls.
60//
61
62let Defs = [LR8] in
63  def MovePCtoLR8 : Pseudo<(outs), (ins), "", []>,
64                    PPC970_Unit_BRU;
65
66// Darwin ABI Calls.
67let isCall = 1, PPC970_Unit = 7,
68  // All calls clobber the PPC64 non-callee saved registers.
69  Defs = [X0,X2,X3,X4,X5,X6,X7,X8,X9,X10,X11,X12,
70          F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
71          V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
72          LR8,CTR8,
73          CR0,CR1,CR5,CR6,CR7,CARRY] in {
74  // Convenient aliases for call instructions
75  let Uses = [RM] in {
76    def BL8_Darwin  : IForm<18, 0, 1,
77                            (outs), (ins calltarget:$func, variable_ops),
78                            "bl $func", BrB, []>;  // See Pat patterns below.
79    def BLA8_Darwin : IForm<18, 1, 1,
80                          (outs), (ins aaddr:$func, variable_ops),
81                          "bla $func", BrB, [(PPCcall_Darwin (i64 imm:$func))]>;
82  }
83  let Uses = [CTR8, RM] in {
84    def BCTRL8_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
85                                  (outs), (ins variable_ops),
86                                  "bctrl", BrB,
87                                  [(PPCbctrl_Darwin)]>, Requires<[In64BitMode]>;
88  }
89}
90
91// ELF 64 ABI Calls = Darwin ABI Calls
92// Used to define BL8_ELF and BLA8_ELF
93let isCall = 1, PPC970_Unit = 7,
94  // All calls clobber the PPC64 non-callee saved registers.
95  Defs = [X0,X2,X3,X4,X5,X6,X7,X8,X9,X10,X11,X12,
96          F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
97          V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
98          LR8,CTR8,
99          CR0,CR1,CR5,CR6,CR7,CARRY] in {
100  // Convenient aliases for call instructions
101  let Uses = [RM] in {
102    def BL8_ELF  : IForm<18, 0, 1,
103                         (outs), (ins calltarget:$func, variable_ops),
104                         "bl $func", BrB, []>;  // See Pat patterns below.
105    def BLA8_ELF : IForm<18, 1, 1,
106                         (outs), (ins aaddr:$func, variable_ops),
107                         "bla $func", BrB, [(PPCcall_SVR4 (i64 imm:$func))]>;
108  }
109  let Uses = [CTR8, RM] in {
110    def BCTRL8_ELF : XLForm_2_ext<19, 528, 20, 0, 1,
111                               (outs), (ins variable_ops),
112                               "bctrl", BrB,
113                               [(PPCbctrl_SVR4)]>, Requires<[In64BitMode]>;
114  }
115}
116
117
118// Calls
119def : Pat<(PPCcall_Darwin (i64 tglobaladdr:$dst)),
120          (BL8_Darwin tglobaladdr:$dst)>;
121def : Pat<(PPCcall_Darwin (i64 texternalsym:$dst)),
122          (BL8_Darwin texternalsym:$dst)>;
123
124def : Pat<(PPCcall_SVR4 (i64 tglobaladdr:$dst)),
125          (BL8_ELF tglobaladdr:$dst)>;
126def : Pat<(PPCcall_SVR4 (i64 texternalsym:$dst)),
127          (BL8_ELF texternalsym:$dst)>;
128def : Pat<(PPCnop),
129          (NOP)>;
130
131// Atomic operations
132let usesCustomInserter = 1 in {
133  let Defs = [CR0] in {
134    def ATOMIC_LOAD_ADD_I64 : Pseudo<
135      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
136      [(set G8RC:$dst, (atomic_load_add_64 xoaddr:$ptr, G8RC:$incr))]>;
137    def ATOMIC_LOAD_SUB_I64 : Pseudo<
138      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
139      [(set G8RC:$dst, (atomic_load_sub_64 xoaddr:$ptr, G8RC:$incr))]>;
140    def ATOMIC_LOAD_OR_I64 : Pseudo<
141      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
142      [(set G8RC:$dst, (atomic_load_or_64 xoaddr:$ptr, G8RC:$incr))]>;
143    def ATOMIC_LOAD_XOR_I64 : Pseudo<
144      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
145      [(set G8RC:$dst, (atomic_load_xor_64 xoaddr:$ptr, G8RC:$incr))]>;
146    def ATOMIC_LOAD_AND_I64 : Pseudo<
147      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
148      [(set G8RC:$dst, (atomic_load_and_64 xoaddr:$ptr, G8RC:$incr))]>;
149    def ATOMIC_LOAD_NAND_I64 : Pseudo<
150      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
151      [(set G8RC:$dst, (atomic_load_nand_64 xoaddr:$ptr, G8RC:$incr))]>;
152
153    def ATOMIC_CMP_SWAP_I64 : Pseudo<
154      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$old, G8RC:$new), "",
155      [(set G8RC:$dst,
156                    (atomic_cmp_swap_64 xoaddr:$ptr, G8RC:$old, G8RC:$new))]>;
157
158    def ATOMIC_SWAP_I64 : Pseudo<
159      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$new), "",
160      [(set G8RC:$dst, (atomic_swap_64 xoaddr:$ptr, G8RC:$new))]>;
161  }
162}
163
164// Instructions to support atomic operations
165def LDARX : XForm_1<31,  84, (outs G8RC:$rD), (ins memrr:$ptr),
166                   "ldarx $rD, $ptr", LdStLDARX,
167                   [(set G8RC:$rD, (PPClarx xoaddr:$ptr))]>;
168
169let Defs = [CR0] in
170def STDCX : XForm_1<31, 214, (outs), (ins G8RC:$rS, memrr:$dst),
171                   "stdcx. $rS, $dst", LdStSTDCX,
172                   [(PPCstcx G8RC:$rS, xoaddr:$dst)]>,
173                   isDOT;
174
175let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
176def TCRETURNdi8 :Pseudo< (outs),
177                        (ins calltarget:$dst, i32imm:$offset, variable_ops),
178                 "#TC_RETURNd8 $dst $offset",
179                 []>;
180
181let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
182def TCRETURNai8 :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset, variable_ops),
183                 "#TC_RETURNa8 $func $offset",
184                 [(PPCtc_return (i64 imm:$func), imm:$offset)]>;
185
186let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
187def TCRETURNri8 : Pseudo<(outs), (ins CTRRC8:$dst, i32imm:$offset, variable_ops),
188                 "#TC_RETURNr8 $dst $offset",
189                 []>;
190
191
192let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
193    isIndirectBranch = 1, isCall = 1, Uses = [CTR8, RM] in {
194  let isReturn = 1 in {
195    def TAILBCTR8 : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
196        Requires<[In64BitMode]>;
197  }
198
199  def BCTR8 : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
200      Requires<[In64BitMode]>;
201}
202
203
204let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
205    isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
206def TAILB8   : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
207                  "b $dst", BrB,
208                  []>;
209
210
211let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
212    isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
213def TAILBA8   : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
214                  "ba $dst", BrB,
215                  []>;
216
217def : Pat<(PPCtc_return (i64 tglobaladdr:$dst),  imm:$imm),
218          (TCRETURNdi8 tglobaladdr:$dst, imm:$imm)>;
219
220def : Pat<(PPCtc_return (i64 texternalsym:$dst), imm:$imm),
221          (TCRETURNdi8 texternalsym:$dst, imm:$imm)>;
222
223def : Pat<(PPCtc_return CTRRC8:$dst, imm:$imm),
224          (TCRETURNri8 CTRRC8:$dst, imm:$imm)>;
225
226
227//===----------------------------------------------------------------------===//
228// 64-bit SPR manipulation instrs.
229
230let Uses = [CTR8] in {
231def MFCTR8 : XFXForm_1_ext<31, 339, 9, (outs G8RC:$rT), (ins),
232                           "mfctr $rT", SprMFSPR>,
233             PPC970_DGroup_First, PPC970_Unit_FXU;
234}
235let Pattern = [(PPCmtctr G8RC:$rS)], Defs = [CTR8] in {
236def MTCTR8 : XFXForm_7_ext<31, 467, 9, (outs), (ins G8RC:$rS),
237                           "mtctr $rS", SprMTSPR>,
238             PPC970_DGroup_First, PPC970_Unit_FXU;
239}
240
241let Defs = [X1], Uses = [X1] in
242def DYNALLOC8 : Pseudo<(outs G8RC:$result), (ins G8RC:$negsize, memri:$fpsi),"",
243                       [(set G8RC:$result,
244                             (PPCdynalloc G8RC:$negsize, iaddr:$fpsi))]>;
245
246let Defs = [LR8] in {
247def MTLR8  : XFXForm_7_ext<31, 467, 8, (outs), (ins G8RC:$rS),
248                           "mtlr $rS", SprMTSPR>,
249             PPC970_DGroup_First, PPC970_Unit_FXU;
250}
251let Uses = [LR8] in {
252def MFLR8  : XFXForm_1_ext<31, 339, 8, (outs G8RC:$rT), (ins),
253                           "mflr $rT", SprMFSPR>,
254             PPC970_DGroup_First, PPC970_Unit_FXU;
255}
256
257//===----------------------------------------------------------------------===//
258// Fixed point instructions.
259//
260
261let PPC970_Unit = 1 in {  // FXU Operations.
262
263// Copies, extends, truncates.
264def OR4To8  : XForm_6<31, 444, (outs G8RC:$rA), (ins GPRC:$rS, GPRC:$rB),
265                   "or $rA, $rS, $rB", IntGeneral,
266                   []>;
267def OR8To4  : XForm_6<31, 444, (outs GPRC:$rA), (ins G8RC:$rS, G8RC:$rB),
268                   "or $rA, $rS, $rB", IntGeneral,
269                   []>;
270
271def LI8  : DForm_2_r0<14, (outs G8RC:$rD), (ins symbolLo64:$imm),
272                      "li $rD, $imm", IntGeneral,
273                      [(set G8RC:$rD, immSExt16:$imm)]>;
274def LIS8 : DForm_2_r0<15, (outs G8RC:$rD), (ins symbolHi64:$imm),
275                      "lis $rD, $imm", IntGeneral,
276                      [(set G8RC:$rD, imm16ShiftedSExt:$imm)]>;
277
278// Logical ops.
279def NAND8: XForm_6<31, 476, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
280                   "nand $rA, $rS, $rB", IntGeneral,
281                   [(set G8RC:$rA, (not (and G8RC:$rS, G8RC:$rB)))]>;
282def AND8 : XForm_6<31,  28, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
283                   "and $rA, $rS, $rB", IntGeneral,
284                   [(set G8RC:$rA, (and G8RC:$rS, G8RC:$rB))]>;
285def ANDC8: XForm_6<31,  60, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
286                   "andc $rA, $rS, $rB", IntGeneral,
287                   [(set G8RC:$rA, (and G8RC:$rS, (not G8RC:$rB)))]>;
288def OR8  : XForm_6<31, 444, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
289                   "or $rA, $rS, $rB", IntGeneral,
290                   [(set G8RC:$rA, (or G8RC:$rS, G8RC:$rB))]>;
291def NOR8 : XForm_6<31, 124, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
292                   "nor $rA, $rS, $rB", IntGeneral,
293                   [(set G8RC:$rA, (not (or G8RC:$rS, G8RC:$rB)))]>;
294def ORC8 : XForm_6<31, 412, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
295                   "orc $rA, $rS, $rB", IntGeneral,
296                   [(set G8RC:$rA, (or G8RC:$rS, (not G8RC:$rB)))]>;
297def EQV8 : XForm_6<31, 284, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
298                   "eqv $rA, $rS, $rB", IntGeneral,
299                   [(set G8RC:$rA, (not (xor G8RC:$rS, G8RC:$rB)))]>;
300def XOR8 : XForm_6<31, 316, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
301                   "xor $rA, $rS, $rB", IntGeneral,
302                   [(set G8RC:$rA, (xor G8RC:$rS, G8RC:$rB))]>;
303
304// Logical ops with immediate.
305def ANDIo8  : DForm_4<28, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
306                      "andi. $dst, $src1, $src2", IntGeneral,
307                      [(set G8RC:$dst, (and G8RC:$src1, immZExt16:$src2))]>,
308                      isDOT;
309def ANDISo8 : DForm_4<29, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
310                     "andis. $dst, $src1, $src2", IntGeneral,
311                    [(set G8RC:$dst, (and G8RC:$src1,imm16ShiftedZExt:$src2))]>,
312                     isDOT;
313def ORI8    : DForm_4<24, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
314                      "ori $dst, $src1, $src2", IntGeneral,
315                      [(set G8RC:$dst, (or G8RC:$src1, immZExt16:$src2))]>;
316def ORIS8   : DForm_4<25, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
317                      "oris $dst, $src1, $src2", IntGeneral,
318                    [(set G8RC:$dst, (or G8RC:$src1, imm16ShiftedZExt:$src2))]>;
319def XORI8   : DForm_4<26, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
320                      "xori $dst, $src1, $src2", IntGeneral,
321                      [(set G8RC:$dst, (xor G8RC:$src1, immZExt16:$src2))]>;
322def XORIS8  : DForm_4<27, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
323                      "xoris $dst, $src1, $src2", IntGeneral,
324                   [(set G8RC:$dst, (xor G8RC:$src1, imm16ShiftedZExt:$src2))]>;
325
326def ADD8  : XOForm_1<31, 266, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
327                     "add $rT, $rA, $rB", IntGeneral,
328                     [(set G8RC:$rT, (add G8RC:$rA, G8RC:$rB))]>;
329
330let Defs = [CARRY] in {
331def ADDC8 : XOForm_1<31, 10, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
332                     "addc $rT, $rA, $rB", IntGeneral,
333                     [(set G8RC:$rT, (addc G8RC:$rA, G8RC:$rB))]>,
334                     PPC970_DGroup_Cracked;
335def ADDIC8 : DForm_2<12, (outs G8RC:$rD), (ins G8RC:$rA, s16imm64:$imm),
336                     "addic $rD, $rA, $imm", IntGeneral,
337                     [(set G8RC:$rD, (addc G8RC:$rA, immSExt16:$imm))]>;
338}
339def ADDI8  : DForm_2<14, (outs G8RC:$rD), (ins G8RC:$rA, s16imm64:$imm),
340                     "addi $rD, $rA, $imm", IntGeneral,
341                     [(set G8RC:$rD, (add G8RC:$rA, immSExt16:$imm))]>;
342def ADDIS8 : DForm_2<15, (outs G8RC:$rD), (ins G8RC:$rA, symbolHi64:$imm),
343                     "addis $rD, $rA, $imm", IntGeneral,
344                     [(set G8RC:$rD, (add G8RC:$rA, imm16ShiftedSExt:$imm))]>;
345
346let Defs = [CARRY] in {
347def SUBFIC8: DForm_2< 8, (outs G8RC:$rD), (ins G8RC:$rA, s16imm64:$imm),
348                     "subfic $rD, $rA, $imm", IntGeneral,
349                     [(set G8RC:$rD, (subc immSExt16:$imm, G8RC:$rA))]>;
350def SUBFC8 : XOForm_1<31, 8, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
351                      "subfc $rT, $rA, $rB", IntGeneral,
352                      [(set G8RC:$rT, (subc G8RC:$rB, G8RC:$rA))]>,
353                      PPC970_DGroup_Cracked;
354}
355def SUBF8 : XOForm_1<31, 40, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
356                     "subf $rT, $rA, $rB", IntGeneral,
357                     [(set G8RC:$rT, (sub G8RC:$rB, G8RC:$rA))]>;
358def NEG8    : XOForm_3<31, 104, 0, (outs G8RC:$rT), (ins G8RC:$rA),
359                       "neg $rT, $rA", IntGeneral,
360                       [(set G8RC:$rT, (ineg G8RC:$rA))]>;
361let Uses = [CARRY], Defs = [CARRY] in {
362def ADDE8   : XOForm_1<31, 138, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
363                       "adde $rT, $rA, $rB", IntGeneral,
364                       [(set G8RC:$rT, (adde G8RC:$rA, G8RC:$rB))]>;
365def ADDME8  : XOForm_3<31, 234, 0, (outs G8RC:$rT), (ins G8RC:$rA),
366                       "addme $rT, $rA", IntGeneral,
367                       [(set G8RC:$rT, (adde G8RC:$rA, -1))]>;
368def ADDZE8  : XOForm_3<31, 202, 0, (outs G8RC:$rT), (ins G8RC:$rA),
369                       "addze $rT, $rA", IntGeneral,
370                       [(set G8RC:$rT, (adde G8RC:$rA, 0))]>;
371def SUBFE8  : XOForm_1<31, 136, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
372                       "subfe $rT, $rA, $rB", IntGeneral,
373                       [(set G8RC:$rT, (sube G8RC:$rB, G8RC:$rA))]>;
374def SUBFME8 : XOForm_3<31, 232, 0, (outs G8RC:$rT), (ins G8RC:$rA),
375                       "subfme $rT, $rA", IntGeneral,
376                       [(set G8RC:$rT, (sube -1, G8RC:$rA))]>;
377def SUBFZE8 : XOForm_3<31, 200, 0, (outs G8RC:$rT), (ins G8RC:$rA),
378                       "subfze $rT, $rA", IntGeneral,
379                       [(set G8RC:$rT, (sube 0, G8RC:$rA))]>;
380}
381
382
383def MULHD : XOForm_1<31, 73, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
384                     "mulhd $rT, $rA, $rB", IntMulHW,
385                     [(set G8RC:$rT, (mulhs G8RC:$rA, G8RC:$rB))]>;
386def MULHDU : XOForm_1<31, 9, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
387                     "mulhdu $rT, $rA, $rB", IntMulHWU,
388                     [(set G8RC:$rT, (mulhu G8RC:$rA, G8RC:$rB))]>;
389
390def CMPD   : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins G8RC:$rA, G8RC:$rB),
391                          "cmpd $crD, $rA, $rB", IntCompare>, isPPC64;
392def CMPLD  : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins G8RC:$rA, G8RC:$rB),
393                          "cmpld $crD, $rA, $rB", IntCompare>, isPPC64;
394def CMPDI  : DForm_5_ext<11, (outs CRRC:$crD), (ins G8RC:$rA, s16imm:$imm),
395                         "cmpdi $crD, $rA, $imm", IntCompare>, isPPC64;
396def CMPLDI : DForm_6_ext<10, (outs CRRC:$dst), (ins G8RC:$src1, u16imm:$src2),
397                         "cmpldi $dst, $src1, $src2", IntCompare>, isPPC64;
398
399def SLD  : XForm_6<31,  27, (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB),
400                   "sld $rA, $rS, $rB", IntRotateD,
401                   [(set G8RC:$rA, (PPCshl G8RC:$rS, GPRC:$rB))]>, isPPC64;
402def SRD  : XForm_6<31, 539, (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB),
403                   "srd $rA, $rS, $rB", IntRotateD,
404                   [(set G8RC:$rA, (PPCsrl G8RC:$rS, GPRC:$rB))]>, isPPC64;
405let Defs = [CARRY] in {
406def SRAD : XForm_6<31, 794, (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB),
407                   "srad $rA, $rS, $rB", IntRotateD,
408                   [(set G8RC:$rA, (PPCsra G8RC:$rS, GPRC:$rB))]>, isPPC64;
409}
410
411def EXTSB8 : XForm_11<31, 954, (outs G8RC:$rA), (ins G8RC:$rS),
412                      "extsb $rA, $rS", IntGeneral,
413                      [(set G8RC:$rA, (sext_inreg G8RC:$rS, i8))]>;
414def EXTSH8 : XForm_11<31, 922, (outs G8RC:$rA), (ins G8RC:$rS),
415                      "extsh $rA, $rS", IntGeneral,
416                      [(set G8RC:$rA, (sext_inreg G8RC:$rS, i16))]>;
417
418def EXTSW  : XForm_11<31, 986, (outs G8RC:$rA), (ins G8RC:$rS),
419                      "extsw $rA, $rS", IntGeneral,
420                      [(set G8RC:$rA, (sext_inreg G8RC:$rS, i32))]>, isPPC64;
421/// EXTSW_32 - Just like EXTSW, but works on '32-bit' registers.
422def EXTSW_32 : XForm_11<31, 986, (outs GPRC:$rA), (ins GPRC:$rS),
423                      "extsw $rA, $rS", IntGeneral,
424                      [(set GPRC:$rA, (PPCextsw_32 GPRC:$rS))]>, isPPC64;
425def EXTSW_32_64 : XForm_11<31, 986, (outs G8RC:$rA), (ins GPRC:$rS),
426                      "extsw $rA, $rS", IntGeneral,
427                      [(set G8RC:$rA, (sext GPRC:$rS))]>, isPPC64;
428
429let Defs = [CARRY] in {
430def SRADI  : XSForm_1<31, 413, (outs G8RC:$rA), (ins G8RC:$rS, u6imm:$SH),
431                      "sradi $rA, $rS, $SH", IntRotateD,
432                      [(set G8RC:$rA, (sra G8RC:$rS, (i32 imm:$SH)))]>, isPPC64;
433}
434def CNTLZD : XForm_11<31, 58, (outs G8RC:$rA), (ins G8RC:$rS),
435                      "cntlzd $rA, $rS", IntGeneral,
436                      [(set G8RC:$rA, (ctlz G8RC:$rS))]>;
437
438def DIVD  : XOForm_1<31, 489, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
439                     "divd $rT, $rA, $rB", IntDivD,
440                     [(set G8RC:$rT, (sdiv G8RC:$rA, G8RC:$rB))]>, isPPC64,
441                     PPC970_DGroup_First, PPC970_DGroup_Cracked;
442def DIVDU : XOForm_1<31, 457, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
443                     "divdu $rT, $rA, $rB", IntDivD,
444                     [(set G8RC:$rT, (udiv G8RC:$rA, G8RC:$rB))]>, isPPC64,
445                     PPC970_DGroup_First, PPC970_DGroup_Cracked;
446def MULLD : XOForm_1<31, 233, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
447                     "mulld $rT, $rA, $rB", IntMulHD,
448                     [(set G8RC:$rT, (mul G8RC:$rA, G8RC:$rB))]>, isPPC64;
449
450
451let isCommutable = 1 in {
452def RLDIMI : MDForm_1<30, 3,
453                      (outs G8RC:$rA), (ins G8RC:$rSi, G8RC:$rS, u6imm:$SH, u6imm:$MB),
454                      "rldimi $rA, $rS, $SH, $MB", IntRotateD,
455                      []>, isPPC64, RegConstraint<"$rSi = $rA">,
456                      NoEncode<"$rSi">;
457}
458
459// Rotate instructions.
460def RLDCL  : MDForm_1<30, 0,
461                      (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB, u6imm:$MB),
462                      "rldcl $rA, $rS, $rB, $MB", IntRotateD,
463                      []>, isPPC64;
464def RLDICL : MDForm_1<30, 0,
465                      (outs G8RC:$rA), (ins G8RC:$rS, u6imm:$SH, u6imm:$MB),
466                      "rldicl $rA, $rS, $SH, $MB", IntRotateD,
467                      []>, isPPC64;
468def RLDICR : MDForm_1<30, 1,
469                      (outs G8RC:$rA), (ins G8RC:$rS, u6imm:$SH, u6imm:$ME),
470                      "rldicr $rA, $rS, $SH, $ME", IntRotateD,
471                      []>, isPPC64;
472}  // End FXU Operations.
473
474
475//===----------------------------------------------------------------------===//
476// Load/Store instructions.
477//
478
479
480// Sign extending loads.
481let canFoldAsLoad = 1, PPC970_Unit = 2 in {
482def LHA8: DForm_1<42, (outs G8RC:$rD), (ins memri:$src),
483                  "lha $rD, $src", LdStLHA,
484                  [(set G8RC:$rD, (sextloadi16 iaddr:$src))]>,
485                  PPC970_DGroup_Cracked;
486def LWA  : DSForm_1<58, 2, (outs G8RC:$rD), (ins memrix:$src),
487                    "lwa $rD, $src", LdStLWA,
488                    [(set G8RC:$rD, (sextloadi32 ixaddr:$src))]>, isPPC64,
489                    PPC970_DGroup_Cracked;
490def LHAX8: XForm_1<31, 343, (outs G8RC:$rD), (ins memrr:$src),
491                   "lhax $rD, $src", LdStLHA,
492                   [(set G8RC:$rD, (sextloadi16 xaddr:$src))]>,
493                   PPC970_DGroup_Cracked;
494def LWAX : XForm_1<31, 341, (outs G8RC:$rD), (ins memrr:$src),
495                   "lwax $rD, $src", LdStLHA,
496                   [(set G8RC:$rD, (sextloadi32 xaddr:$src))]>, isPPC64,
497                   PPC970_DGroup_Cracked;
498
499// Update forms.
500let mayLoad = 1 in
501def LHAU8 : DForm_1a<43, (outs G8RC:$rD, ptr_rc:$ea_result), (ins symbolLo:$disp,
502                            ptr_rc:$rA),
503                    "lhau $rD, $disp($rA)", LdStGeneral,
504                    []>, RegConstraint<"$rA = $ea_result">,
505                    NoEncode<"$ea_result">;
506// NO LWAU!
507
508}
509
510// Zero extending loads.
511let canFoldAsLoad = 1, PPC970_Unit = 2 in {
512def LBZ8 : DForm_1<34, (outs G8RC:$rD), (ins memri:$src),
513                  "lbz $rD, $src", LdStGeneral,
514                  [(set G8RC:$rD, (zextloadi8 iaddr:$src))]>;
515def LHZ8 : DForm_1<40, (outs G8RC:$rD), (ins memri:$src),
516                  "lhz $rD, $src", LdStGeneral,
517                  [(set G8RC:$rD, (zextloadi16 iaddr:$src))]>;
518def LWZ8 : DForm_1<32, (outs G8RC:$rD), (ins memri:$src),
519                  "lwz $rD, $src", LdStGeneral,
520                  [(set G8RC:$rD, (zextloadi32 iaddr:$src))]>, isPPC64;
521
522def LBZX8 : XForm_1<31,  87, (outs G8RC:$rD), (ins memrr:$src),
523                   "lbzx $rD, $src", LdStGeneral,
524                   [(set G8RC:$rD, (zextloadi8 xaddr:$src))]>;
525def LHZX8 : XForm_1<31, 279, (outs G8RC:$rD), (ins memrr:$src),
526                   "lhzx $rD, $src", LdStGeneral,
527                   [(set G8RC:$rD, (zextloadi16 xaddr:$src))]>;
528def LWZX8 : XForm_1<31,  23, (outs G8RC:$rD), (ins memrr:$src),
529                   "lwzx $rD, $src", LdStGeneral,
530                   [(set G8RC:$rD, (zextloadi32 xaddr:$src))]>;
531
532
533// Update forms.
534let mayLoad = 1 in {
535def LBZU8 : DForm_1<35, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
536                    "lbzu $rD, $addr", LdStGeneral,
537                    []>, RegConstraint<"$addr.reg = $ea_result">,
538                    NoEncode<"$ea_result">;
539def LHZU8 : DForm_1<41, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
540                    "lhzu $rD, $addr", LdStGeneral,
541                    []>, RegConstraint<"$addr.reg = $ea_result">,
542                    NoEncode<"$ea_result">;
543def LWZU8 : DForm_1<33, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
544                    "lwzu $rD, $addr", LdStGeneral,
545                    []>, RegConstraint<"$addr.reg = $ea_result">,
546                    NoEncode<"$ea_result">;
547}
548}
549
550
551// Full 8-byte loads.
552let canFoldAsLoad = 1, PPC970_Unit = 2 in {
553def LD   : DSForm_1<58, 0, (outs G8RC:$rD), (ins memrix:$src),
554                    "ld $rD, $src", LdStLD,
555                    [(set G8RC:$rD, (load ixaddr:$src))]>, isPPC64;
556def LDtoc: Pseudo<(outs G8RC:$rD), (ins tocentry:$disp, G8RC:$reg),
557                  "",
558                  [(set G8RC:$rD,
559                     (PPCtoc_entry tglobaladdr:$disp, G8RC:$reg))]>, isPPC64;
560
561let RST = 2, DS_RA = 0 in // FIXME: Should be a pseudo.
562def LDinto_toc: DSForm_1<58, 0, (outs), (ins G8RC:$reg),
563                    "ld 2, 8($reg)", LdStLD,
564                    [(PPCload_toc G8RC:$reg)]>, isPPC64;
565
566let RST = 2, DS_RA = 0 in // FIXME: Should be a pseudo.
567def LDtoc_restore : DSForm_1<58, 0, (outs), (ins),
568                    "ld 2, 40(1)", LdStLD,
569                    [(PPCtoc_restore)]>, isPPC64;
570def LDX  : XForm_1<31,  21, (outs G8RC:$rD), (ins memrr:$src),
571                   "ldx $rD, $src", LdStLD,
572                   [(set G8RC:$rD, (load xaddr:$src))]>, isPPC64;
573
574let mayLoad = 1 in
575def LDU  : DSForm_1<58, 1, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memrix:$addr),
576                    "ldu $rD, $addr", LdStLD,
577                    []>, RegConstraint<"$addr.reg = $ea_result">, isPPC64,
578                    NoEncode<"$ea_result">;
579
580}
581
582def : Pat<(PPCload ixaddr:$src),
583          (LD ixaddr:$src)>;
584def : Pat<(PPCload xaddr:$src),
585          (LDX xaddr:$src)>;
586
587let PPC970_Unit = 2 in {
588// Truncating stores.
589def STB8 : DForm_1<38, (outs), (ins G8RC:$rS, memri:$src),
590                   "stb $rS, $src", LdStGeneral,
591                   [(truncstorei8 G8RC:$rS, iaddr:$src)]>;
592def STH8 : DForm_1<44, (outs), (ins G8RC:$rS, memri:$src),
593                   "sth $rS, $src", LdStGeneral,
594                   [(truncstorei16 G8RC:$rS, iaddr:$src)]>;
595def STW8 : DForm_1<36, (outs), (ins G8RC:$rS, memri:$src),
596                   "stw $rS, $src", LdStGeneral,
597                   [(truncstorei32 G8RC:$rS, iaddr:$src)]>;
598def STBX8 : XForm_8<31, 215, (outs), (ins G8RC:$rS, memrr:$dst),
599                   "stbx $rS, $dst", LdStGeneral,
600                   [(truncstorei8 G8RC:$rS, xaddr:$dst)]>,
601                   PPC970_DGroup_Cracked;
602def STHX8 : XForm_8<31, 407, (outs), (ins G8RC:$rS, memrr:$dst),
603                   "sthx $rS, $dst", LdStGeneral,
604                   [(truncstorei16 G8RC:$rS, xaddr:$dst)]>,
605                   PPC970_DGroup_Cracked;
606def STWX8 : XForm_8<31, 151, (outs), (ins G8RC:$rS, memrr:$dst),
607                   "stwx $rS, $dst", LdStGeneral,
608                   [(truncstorei32 G8RC:$rS, xaddr:$dst)]>,
609                   PPC970_DGroup_Cracked;
610// Normal 8-byte stores.
611def STD  : DSForm_1<62, 0, (outs), (ins G8RC:$rS, memrix:$dst),
612                    "std $rS, $dst", LdStSTD,
613                    [(store G8RC:$rS, ixaddr:$dst)]>, isPPC64;
614def STDX  : XForm_8<31, 149, (outs), (ins G8RC:$rS, memrr:$dst),
615                   "stdx $rS, $dst", LdStSTD,
616                   [(store G8RC:$rS, xaddr:$dst)]>, isPPC64,
617                   PPC970_DGroup_Cracked;
618}
619
620let PPC970_Unit = 2 in {
621
622def STBU8 : DForm_1a<38, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
623                             symbolLo:$ptroff, ptr_rc:$ptrreg),
624                    "stbu $rS, $ptroff($ptrreg)", LdStGeneral,
625                    [(set ptr_rc:$ea_res,
626                          (pre_truncsti8 G8RC:$rS, ptr_rc:$ptrreg,
627                                         iaddroff:$ptroff))]>,
628                    RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
629def STHU8 : DForm_1a<45, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
630                             symbolLo:$ptroff, ptr_rc:$ptrreg),
631                    "sthu $rS, $ptroff($ptrreg)", LdStGeneral,
632                    [(set ptr_rc:$ea_res,
633                        (pre_truncsti16 G8RC:$rS, ptr_rc:$ptrreg,
634                                        iaddroff:$ptroff))]>,
635                    RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
636
637def STDU : DSForm_1a<62, 1, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
638                                        s16immX4:$ptroff, ptr_rc:$ptrreg),
639                    "stdu $rS, $ptroff($ptrreg)", LdStSTD,
640                    [(set ptr_rc:$ea_res, (pre_store G8RC:$rS, ptr_rc:$ptrreg,
641                                                     iaddroff:$ptroff))]>,
642                    RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">,
643                    isPPC64;
644
645let mayStore = 1 in
646def STDUX : XForm_8<31, 181, (outs), (ins G8RC:$rS, memrr:$dst),
647                   "stdux $rS, $dst", LdStSTD,
648                   []>, isPPC64;
649
650// STD_32/STDX_32 - Just like STD/STDX, but uses a '32-bit' input register.
651def STD_32  : DSForm_1<62, 0, (outs), (ins GPRC:$rT, memrix:$dst),
652                       "std $rT, $dst", LdStSTD,
653                       [(PPCstd_32  GPRC:$rT, ixaddr:$dst)]>, isPPC64;
654def STDX_32  : XForm_8<31, 149, (outs), (ins GPRC:$rT, memrr:$dst),
655                       "stdx $rT, $dst", LdStSTD,
656                       [(PPCstd_32  GPRC:$rT, xaddr:$dst)]>, isPPC64,
657                       PPC970_DGroup_Cracked;
658}
659
660
661
662//===----------------------------------------------------------------------===//
663// Floating point instructions.
664//
665
666
667let PPC970_Unit = 3, Uses = [RM] in {  // FPU Operations.
668def FCFID  : XForm_26<63, 846, (outs F8RC:$frD), (ins F8RC:$frB),
669                      "fcfid $frD, $frB", FPGeneral,
670                      [(set F8RC:$frD, (PPCfcfid F8RC:$frB))]>, isPPC64;
671def FCTIDZ : XForm_26<63, 815, (outs F8RC:$frD), (ins F8RC:$frB),
672                      "fctidz $frD, $frB", FPGeneral,
673                      [(set F8RC:$frD, (PPCfctidz F8RC:$frB))]>, isPPC64;
674}
675
676
677//===----------------------------------------------------------------------===//
678// Instruction Patterns
679//
680
681// Extensions and truncates to/from 32-bit regs.
682def : Pat<(i64 (zext GPRC:$in)),
683          (RLDICL (OR4To8 GPRC:$in, GPRC:$in), 0, 32)>;
684def : Pat<(i64 (anyext GPRC:$in)),
685          (OR4To8 GPRC:$in, GPRC:$in)>;
686def : Pat<(i32 (trunc G8RC:$in)),
687          (OR8To4 G8RC:$in, G8RC:$in)>;
688
689// Extending loads with i64 targets.
690def : Pat<(zextloadi1 iaddr:$src),
691          (LBZ8 iaddr:$src)>;
692def : Pat<(zextloadi1 xaddr:$src),
693          (LBZX8 xaddr:$src)>;
694def : Pat<(extloadi1 iaddr:$src),
695          (LBZ8 iaddr:$src)>;
696def : Pat<(extloadi1 xaddr:$src),
697          (LBZX8 xaddr:$src)>;
698def : Pat<(extloadi8 iaddr:$src),
699          (LBZ8 iaddr:$src)>;
700def : Pat<(extloadi8 xaddr:$src),
701          (LBZX8 xaddr:$src)>;
702def : Pat<(extloadi16 iaddr:$src),
703          (LHZ8 iaddr:$src)>;
704def : Pat<(extloadi16 xaddr:$src),
705          (LHZX8 xaddr:$src)>;
706def : Pat<(extloadi32 iaddr:$src),
707          (LWZ8 iaddr:$src)>;
708def : Pat<(extloadi32 xaddr:$src),
709          (LWZX8 xaddr:$src)>;
710
711// Standard shifts.  These are represented separately from the real shifts above
712// so that we can distinguish between shifts that allow 6-bit and 7-bit shift
713// amounts.
714def : Pat<(sra G8RC:$rS, GPRC:$rB),
715          (SRAD G8RC:$rS, GPRC:$rB)>;
716def : Pat<(srl G8RC:$rS, GPRC:$rB),
717          (SRD G8RC:$rS, GPRC:$rB)>;
718def : Pat<(shl G8RC:$rS, GPRC:$rB),
719          (SLD G8RC:$rS, GPRC:$rB)>;
720
721// SHL/SRL
722def : Pat<(shl G8RC:$in, (i32 imm:$imm)),
723          (RLDICR G8RC:$in, imm:$imm, (SHL64 imm:$imm))>;
724def : Pat<(srl G8RC:$in, (i32 imm:$imm)),
725          (RLDICL G8RC:$in, (SRL64 imm:$imm), imm:$imm)>;
726
727// ROTL
728def : Pat<(rotl G8RC:$in, GPRC:$sh),
729          (RLDCL G8RC:$in, GPRC:$sh, 0)>;
730def : Pat<(rotl G8RC:$in, (i32 imm:$imm)),
731          (RLDICL G8RC:$in, imm:$imm, 0)>;
732
733// Hi and Lo for Darwin Global Addresses.
734def : Pat<(PPChi tglobaladdr:$in, 0), (LIS8 tglobaladdr:$in)>;
735def : Pat<(PPClo tglobaladdr:$in, 0), (LI8  tglobaladdr:$in)>;
736def : Pat<(PPChi tconstpool:$in , 0), (LIS8 tconstpool:$in)>;
737def : Pat<(PPClo tconstpool:$in , 0), (LI8  tconstpool:$in)>;
738def : Pat<(PPChi tjumptable:$in , 0), (LIS8 tjumptable:$in)>;
739def : Pat<(PPClo tjumptable:$in , 0), (LI8  tjumptable:$in)>;
740def : Pat<(PPChi tblockaddress:$in, 0), (LIS8 tblockaddress:$in)>;
741def : Pat<(PPClo tblockaddress:$in, 0), (LI8  tblockaddress:$in)>;
742def : Pat<(add G8RC:$in, (PPChi tglobaladdr:$g, 0)),
743          (ADDIS8 G8RC:$in, tglobaladdr:$g)>;
744def : Pat<(add G8RC:$in, (PPChi tconstpool:$g, 0)),
745          (ADDIS8 G8RC:$in, tconstpool:$g)>;
746def : Pat<(add G8RC:$in, (PPChi tjumptable:$g, 0)),
747          (ADDIS8 G8RC:$in, tjumptable:$g)>;
748def : Pat<(add G8RC:$in, (PPChi tblockaddress:$g, 0)),
749          (ADDIS8 G8RC:$in, tblockaddress:$g)>;
750