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, Defs = [LR8] in {
68  // Convenient aliases for call instructions
69  let Uses = [RM] in {
70    def BL8_Darwin  : IForm<18, 0, 1,
71                            (outs), (ins calltarget:$func),
72                            "bl $func", BrB, []>;  // See Pat patterns below.
73    def BLA8_Darwin : IForm<18, 1, 1,
74                          (outs), (ins aaddr:$func),
75                          "bla $func", BrB, [(PPCcall_Darwin (i64 imm:$func))]>;
76  }
77  let Uses = [CTR8, RM] in {
78    def BCTRL8_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
79                                  (outs), (ins),
80                                  "bctrl", BrB,
81                                  [(PPCbctrl_Darwin)]>, Requires<[In64BitMode]>;
82  }
83}
84
85// ELF 64 ABI Calls = Darwin ABI Calls
86// Used to define BL8_ELF and BLA8_ELF
87let isCall = 1, PPC970_Unit = 7, Defs = [LR8] in {
88  // Convenient aliases for call instructions
89  let Uses = [RM] in {
90    def BL8_ELF  : IForm<18, 0, 1,
91                         (outs), (ins calltarget:$func),
92                         "bl $func", BrB, []>;  // See Pat patterns below.
93
94    let isCodeGenOnly = 1 in
95    def BL8_NOP_ELF  : IForm_and_DForm_4_zero<18, 0, 1, 24,
96                             (outs), (ins calltarget:$func),
97                             "bl $func\n\tnop", BrB, []>;
98
99    def BLA8_ELF : IForm<18, 1, 1,
100                         (outs), (ins aaddr:$func),
101                         "bla $func", BrB, [(PPCcall_SVR4 (i64 imm:$func))]>;
102
103    let isCodeGenOnly = 1 in
104    def BLA8_NOP_ELF : IForm_and_DForm_4_zero<18, 1, 1, 24,
105                             (outs), (ins aaddr:$func),
106                             "bla $func\n\tnop", BrB,
107                             [(PPCcall_nop_SVR4 (i64 imm:$func))]>;
108  }
109  let Uses = [X11, CTR8, RM] in {
110    def BCTRL8_ELF : XLForm_2_ext<19, 528, 20, 0, 1,
111                               (outs), (ins),
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_nop_SVR4 (i64 tglobaladdr:$dst)),
127          (BL8_NOP_ELF tglobaladdr:$dst)>;
128
129def : Pat<(PPCcall_SVR4 (i64 texternalsym:$dst)),
130          (BL8_ELF texternalsym:$dst)>;
131def : Pat<(PPCcall_nop_SVR4 (i64 texternalsym:$dst)),
132          (BL8_NOP_ELF texternalsym:$dst)>;
133
134def : Pat<(PPCnop),
135          (NOP)>;
136
137// Atomic operations
138let usesCustomInserter = 1 in {
139  let Defs = [CR0] in {
140    def ATOMIC_LOAD_ADD_I64 : Pseudo<
141      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
142      [(set G8RC:$dst, (atomic_load_add_64 xoaddr:$ptr, G8RC:$incr))]>;
143    def ATOMIC_LOAD_SUB_I64 : Pseudo<
144      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
145      [(set G8RC:$dst, (atomic_load_sub_64 xoaddr:$ptr, G8RC:$incr))]>;
146    def ATOMIC_LOAD_OR_I64 : Pseudo<
147      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
148      [(set G8RC:$dst, (atomic_load_or_64 xoaddr:$ptr, G8RC:$incr))]>;
149    def ATOMIC_LOAD_XOR_I64 : Pseudo<
150      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
151      [(set G8RC:$dst, (atomic_load_xor_64 xoaddr:$ptr, G8RC:$incr))]>;
152    def ATOMIC_LOAD_AND_I64 : Pseudo<
153      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
154      [(set G8RC:$dst, (atomic_load_and_64 xoaddr:$ptr, G8RC:$incr))]>;
155    def ATOMIC_LOAD_NAND_I64 : Pseudo<
156      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$incr), "",
157      [(set G8RC:$dst, (atomic_load_nand_64 xoaddr:$ptr, G8RC:$incr))]>;
158
159    def ATOMIC_CMP_SWAP_I64 : Pseudo<
160      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$old, G8RC:$new), "",
161      [(set G8RC:$dst,
162                    (atomic_cmp_swap_64 xoaddr:$ptr, G8RC:$old, G8RC:$new))]>;
163
164    def ATOMIC_SWAP_I64 : Pseudo<
165      (outs G8RC:$dst), (ins memrr:$ptr, G8RC:$new), "",
166      [(set G8RC:$dst, (atomic_swap_64 xoaddr:$ptr, G8RC:$new))]>;
167  }
168}
169
170// Instructions to support atomic operations
171def LDARX : XForm_1<31,  84, (outs G8RC:$rD), (ins memrr:$ptr),
172                   "ldarx $rD, $ptr", LdStLDARX,
173                   [(set G8RC:$rD, (PPClarx xoaddr:$ptr))]>;
174
175let Defs = [CR0] in
176def STDCX : XForm_1<31, 214, (outs), (ins G8RC:$rS, memrr:$dst),
177                   "stdcx. $rS, $dst", LdStSTDCX,
178                   [(PPCstcx G8RC:$rS, xoaddr:$dst)]>,
179                   isDOT;
180
181let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
182def TCRETURNdi8 :Pseudo< (outs),
183                        (ins calltarget:$dst, i32imm:$offset),
184                 "#TC_RETURNd8 $dst $offset",
185                 []>;
186
187let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
188def TCRETURNai8 :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset),
189                 "#TC_RETURNa8 $func $offset",
190                 [(PPCtc_return (i64 imm:$func), imm:$offset)]>;
191
192let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
193def TCRETURNri8 : Pseudo<(outs), (ins CTRRC8:$dst, i32imm:$offset),
194                 "#TC_RETURNr8 $dst $offset",
195                 []>;
196
197
198let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
199    isIndirectBranch = 1, isCall = 1, Uses = [CTR8, RM] in {
200  let isReturn = 1 in {
201    def TAILBCTR8 : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
202        Requires<[In64BitMode]>;
203  }
204
205  def BCTR8 : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
206      Requires<[In64BitMode]>;
207}
208
209
210let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
211    isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
212def TAILB8   : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
213                  "b $dst", BrB,
214                  []>;
215
216
217let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
218    isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
219def TAILBA8   : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
220                  "ba $dst", BrB,
221                  []>;
222
223def : Pat<(PPCtc_return (i64 tglobaladdr:$dst),  imm:$imm),
224          (TCRETURNdi8 tglobaladdr:$dst, imm:$imm)>;
225
226def : Pat<(PPCtc_return (i64 texternalsym:$dst), imm:$imm),
227          (TCRETURNdi8 texternalsym:$dst, imm:$imm)>;
228
229def : Pat<(PPCtc_return CTRRC8:$dst, imm:$imm),
230          (TCRETURNri8 CTRRC8:$dst, imm:$imm)>;
231
232let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
233  let Defs = [CTR8], Uses = [CTR8] in {
234    def BDZ8  : IForm_ext<16, 18, 0, 0, (outs), (ins condbrtarget:$dst),
235                         "bdz $dst",  BrB, []>;
236    def BDNZ8 : IForm_ext<16, 16, 0, 0, (outs), (ins condbrtarget:$dst),
237                         "bdnz $dst", BrB, []>;
238  }
239}
240
241// 64-but CR instructions
242def MTCRF8 : XFXForm_5<31, 144, (outs crbitm:$FXM), (ins G8RC:$rS),
243                      "mtcrf $FXM, $rS", BrMCRX>,
244            PPC970_MicroCode, PPC970_Unit_CRU;
245
246def MFCR8pseud: XFXForm_3<31, 19, (outs G8RC:$rT), (ins crbitm:$FXM),
247                       "", SprMFCR>,
248            PPC970_MicroCode, PPC970_Unit_CRU;
249
250def MFCR8 : XFXForm_3<31, 19, (outs G8RC:$rT), (ins),
251                     "mfcr $rT", SprMFCR>,
252                     PPC970_MicroCode, PPC970_Unit_CRU;
253
254//===----------------------------------------------------------------------===//
255// 64-bit SPR manipulation instrs.
256
257let Uses = [CTR8] in {
258def MFCTR8 : XFXForm_1_ext<31, 339, 9, (outs G8RC:$rT), (ins),
259                           "mfctr $rT", SprMFSPR>,
260             PPC970_DGroup_First, PPC970_Unit_FXU;
261}
262let Pattern = [(PPCmtctr G8RC:$rS)], Defs = [CTR8] in {
263def MTCTR8 : XFXForm_7_ext<31, 467, 9, (outs), (ins G8RC:$rS),
264                           "mtctr $rS", SprMTSPR>,
265             PPC970_DGroup_First, PPC970_Unit_FXU;
266}
267
268let Pattern = [(set G8RC:$rT, readcyclecounter)] in
269def MFTB8 : XFXForm_1_ext<31, 339, 268, (outs G8RC:$rT), (ins),
270                          "mfspr $rT, 268", SprMFTB>,
271            PPC970_DGroup_First, PPC970_Unit_FXU;
272// Note that encoding mftb using mfspr is now the preferred form,
273// and has been since at least ISA v2.03. The mftb instruction has
274// now been phased out. Using mfspr, however, is known not to work on
275// the POWER3.
276
277let Defs = [X1], Uses = [X1] in
278def DYNALLOC8 : Pseudo<(outs G8RC:$result), (ins G8RC:$negsize, memri:$fpsi),"",
279                       [(set G8RC:$result,
280                             (PPCdynalloc G8RC:$negsize, iaddr:$fpsi))]>;
281
282let Defs = [LR8] in {
283def MTLR8  : XFXForm_7_ext<31, 467, 8, (outs), (ins G8RC:$rS),
284                           "mtlr $rS", SprMTSPR>,
285             PPC970_DGroup_First, PPC970_Unit_FXU;
286}
287let Uses = [LR8] in {
288def MFLR8  : XFXForm_1_ext<31, 339, 8, (outs G8RC:$rT), (ins),
289                           "mflr $rT", SprMFSPR>,
290             PPC970_DGroup_First, PPC970_Unit_FXU;
291}
292
293//===----------------------------------------------------------------------===//
294// Fixed point instructions.
295//
296
297let PPC970_Unit = 1 in {  // FXU Operations.
298
299def LI8  : DForm_2_r0<14, (outs G8RC:$rD), (ins symbolLo64:$imm),
300                      "li $rD, $imm", IntSimple,
301                      [(set G8RC:$rD, immSExt16:$imm)]>;
302def LIS8 : DForm_2_r0<15, (outs G8RC:$rD), (ins symbolHi64:$imm),
303                      "lis $rD, $imm", IntSimple,
304                      [(set G8RC:$rD, imm16ShiftedSExt:$imm)]>;
305
306// Logical ops.
307def NAND8: XForm_6<31, 476, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
308                   "nand $rA, $rS, $rB", IntSimple,
309                   [(set G8RC:$rA, (not (and G8RC:$rS, G8RC:$rB)))]>;
310def AND8 : XForm_6<31,  28, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
311                   "and $rA, $rS, $rB", IntSimple,
312                   [(set G8RC:$rA, (and G8RC:$rS, G8RC:$rB))]>;
313def ANDC8: XForm_6<31,  60, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
314                   "andc $rA, $rS, $rB", IntSimple,
315                   [(set G8RC:$rA, (and G8RC:$rS, (not G8RC:$rB)))]>;
316def OR8  : XForm_6<31, 444, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
317                   "or $rA, $rS, $rB", IntSimple,
318                   [(set G8RC:$rA, (or G8RC:$rS, G8RC:$rB))]>;
319def NOR8 : XForm_6<31, 124, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
320                   "nor $rA, $rS, $rB", IntSimple,
321                   [(set G8RC:$rA, (not (or G8RC:$rS, G8RC:$rB)))]>;
322def ORC8 : XForm_6<31, 412, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
323                   "orc $rA, $rS, $rB", IntSimple,
324                   [(set G8RC:$rA, (or G8RC:$rS, (not G8RC:$rB)))]>;
325def EQV8 : XForm_6<31, 284, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
326                   "eqv $rA, $rS, $rB", IntSimple,
327                   [(set G8RC:$rA, (not (xor G8RC:$rS, G8RC:$rB)))]>;
328def XOR8 : XForm_6<31, 316, (outs G8RC:$rA), (ins G8RC:$rS, G8RC:$rB),
329                   "xor $rA, $rS, $rB", IntSimple,
330                   [(set G8RC:$rA, (xor G8RC:$rS, G8RC:$rB))]>;
331
332// Logical ops with immediate.
333def ANDIo8  : DForm_4<28, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
334                      "andi. $dst, $src1, $src2", IntGeneral,
335                      [(set G8RC:$dst, (and G8RC:$src1, immZExt16:$src2))]>,
336                      isDOT;
337def ANDISo8 : DForm_4<29, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
338                     "andis. $dst, $src1, $src2", IntGeneral,
339                    [(set G8RC:$dst, (and G8RC:$src1,imm16ShiftedZExt:$src2))]>,
340                     isDOT;
341def ORI8    : DForm_4<24, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
342                      "ori $dst, $src1, $src2", IntSimple,
343                      [(set G8RC:$dst, (or G8RC:$src1, immZExt16:$src2))]>;
344def ORIS8   : DForm_4<25, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
345                      "oris $dst, $src1, $src2", IntSimple,
346                    [(set G8RC:$dst, (or G8RC:$src1, imm16ShiftedZExt:$src2))]>;
347def XORI8   : DForm_4<26, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
348                      "xori $dst, $src1, $src2", IntSimple,
349                      [(set G8RC:$dst, (xor G8RC:$src1, immZExt16:$src2))]>;
350def XORIS8  : DForm_4<27, (outs G8RC:$dst), (ins G8RC:$src1, u16imm:$src2),
351                      "xoris $dst, $src1, $src2", IntSimple,
352                   [(set G8RC:$dst, (xor G8RC:$src1, imm16ShiftedZExt:$src2))]>;
353
354def ADD8  : XOForm_1<31, 266, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
355                     "add $rT, $rA, $rB", IntSimple,
356                     [(set G8RC:$rT, (add G8RC:$rA, G8RC:$rB))]>;
357
358let Defs = [CARRY] in {
359def ADDC8 : XOForm_1<31, 10, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
360                     "addc $rT, $rA, $rB", IntGeneral,
361                     [(set G8RC:$rT, (addc G8RC:$rA, G8RC:$rB))]>,
362                     PPC970_DGroup_Cracked;
363def ADDIC8 : DForm_2<12, (outs G8RC:$rD), (ins G8RC:$rA, s16imm64:$imm),
364                     "addic $rD, $rA, $imm", IntGeneral,
365                     [(set G8RC:$rD, (addc G8RC:$rA, immSExt16:$imm))]>;
366}
367def ADDI8  : DForm_2<14, (outs G8RC:$rD), (ins G8RC:$rA, s16imm64:$imm),
368                     "addi $rD, $rA, $imm", IntSimple,
369                     [(set G8RC:$rD, (add G8RC:$rA, immSExt16:$imm))]>;
370def ADDI8L  : DForm_2<14, (outs G8RC:$rD), (ins G8RC:$rA, symbolLo64:$imm),
371                     "addi $rD, $rA, $imm", IntSimple,
372                     [(set G8RC:$rD, (add G8RC:$rA, immSExt16:$imm))]>;
373def ADDIS8 : DForm_2<15, (outs G8RC:$rD), (ins G8RC:$rA, symbolHi64:$imm),
374                     "addis $rD, $rA, $imm", IntSimple,
375                     [(set G8RC:$rD, (add G8RC:$rA, imm16ShiftedSExt:$imm))]>;
376
377let Defs = [CARRY] in {
378def SUBFIC8: DForm_2< 8, (outs G8RC:$rD), (ins G8RC:$rA, s16imm64:$imm),
379                     "subfic $rD, $rA, $imm", IntGeneral,
380                     [(set G8RC:$rD, (subc immSExt16:$imm, G8RC:$rA))]>;
381def SUBFC8 : XOForm_1<31, 8, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
382                      "subfc $rT, $rA, $rB", IntGeneral,
383                      [(set G8RC:$rT, (subc G8RC:$rB, G8RC:$rA))]>,
384                      PPC970_DGroup_Cracked;
385}
386def SUBF8 : XOForm_1<31, 40, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
387                     "subf $rT, $rA, $rB", IntGeneral,
388                     [(set G8RC:$rT, (sub G8RC:$rB, G8RC:$rA))]>;
389def NEG8    : XOForm_3<31, 104, 0, (outs G8RC:$rT), (ins G8RC:$rA),
390                       "neg $rT, $rA", IntSimple,
391                       [(set G8RC:$rT, (ineg G8RC:$rA))]>;
392let Uses = [CARRY], Defs = [CARRY] in {
393def ADDE8   : XOForm_1<31, 138, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
394                       "adde $rT, $rA, $rB", IntGeneral,
395                       [(set G8RC:$rT, (adde G8RC:$rA, G8RC:$rB))]>;
396def ADDME8  : XOForm_3<31, 234, 0, (outs G8RC:$rT), (ins G8RC:$rA),
397                       "addme $rT, $rA", IntGeneral,
398                       [(set G8RC:$rT, (adde G8RC:$rA, -1))]>;
399def ADDZE8  : XOForm_3<31, 202, 0, (outs G8RC:$rT), (ins G8RC:$rA),
400                       "addze $rT, $rA", IntGeneral,
401                       [(set G8RC:$rT, (adde G8RC:$rA, 0))]>;
402def SUBFE8  : XOForm_1<31, 136, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
403                       "subfe $rT, $rA, $rB", IntGeneral,
404                       [(set G8RC:$rT, (sube G8RC:$rB, G8RC:$rA))]>;
405def SUBFME8 : XOForm_3<31, 232, 0, (outs G8RC:$rT), (ins G8RC:$rA),
406                       "subfme $rT, $rA", IntGeneral,
407                       [(set G8RC:$rT, (sube -1, G8RC:$rA))]>;
408def SUBFZE8 : XOForm_3<31, 200, 0, (outs G8RC:$rT), (ins G8RC:$rA),
409                       "subfze $rT, $rA", IntGeneral,
410                       [(set G8RC:$rT, (sube 0, G8RC:$rA))]>;
411}
412
413
414def MULHD : XOForm_1<31, 73, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
415                     "mulhd $rT, $rA, $rB", IntMulHW,
416                     [(set G8RC:$rT, (mulhs G8RC:$rA, G8RC:$rB))]>;
417def MULHDU : XOForm_1<31, 9, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
418                     "mulhdu $rT, $rA, $rB", IntMulHWU,
419                     [(set G8RC:$rT, (mulhu G8RC:$rA, G8RC:$rB))]>;
420
421def CMPD   : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins G8RC:$rA, G8RC:$rB),
422                          "cmpd $crD, $rA, $rB", IntCompare>, isPPC64;
423def CMPLD  : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins G8RC:$rA, G8RC:$rB),
424                          "cmpld $crD, $rA, $rB", IntCompare>, isPPC64;
425def CMPDI  : DForm_5_ext<11, (outs CRRC:$crD), (ins G8RC:$rA, s16imm:$imm),
426                         "cmpdi $crD, $rA, $imm", IntCompare>, isPPC64;
427def CMPLDI : DForm_6_ext<10, (outs CRRC:$dst), (ins G8RC:$src1, u16imm:$src2),
428                         "cmpldi $dst, $src1, $src2", IntCompare>, isPPC64;
429
430def SLD  : XForm_6<31,  27, (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB),
431                   "sld $rA, $rS, $rB", IntRotateD,
432                   [(set G8RC:$rA, (PPCshl G8RC:$rS, GPRC:$rB))]>, isPPC64;
433def SRD  : XForm_6<31, 539, (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB),
434                   "srd $rA, $rS, $rB", IntRotateD,
435                   [(set G8RC:$rA, (PPCsrl G8RC:$rS, GPRC:$rB))]>, isPPC64;
436let Defs = [CARRY] in {
437def SRAD : XForm_6<31, 794, (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB),
438                   "srad $rA, $rS, $rB", IntRotateD,
439                   [(set G8RC:$rA, (PPCsra G8RC:$rS, GPRC:$rB))]>, isPPC64;
440}
441
442def EXTSB8 : XForm_11<31, 954, (outs G8RC:$rA), (ins G8RC:$rS),
443                      "extsb $rA, $rS", IntSimple,
444                      [(set G8RC:$rA, (sext_inreg G8RC:$rS, i8))]>;
445def EXTSH8 : XForm_11<31, 922, (outs G8RC:$rA), (ins G8RC:$rS),
446                      "extsh $rA, $rS", IntSimple,
447                      [(set G8RC:$rA, (sext_inreg G8RC:$rS, i16))]>;
448
449def EXTSW  : XForm_11<31, 986, (outs G8RC:$rA), (ins G8RC:$rS),
450                      "extsw $rA, $rS", IntSimple,
451                      [(set G8RC:$rA, (sext_inreg G8RC:$rS, i32))]>, isPPC64;
452/// EXTSW_32 - Just like EXTSW, but works on '32-bit' registers.
453def EXTSW_32 : XForm_11<31, 986, (outs GPRC:$rA), (ins GPRC:$rS),
454                      "extsw $rA, $rS", IntSimple,
455                      [(set GPRC:$rA, (PPCextsw_32 GPRC:$rS))]>, isPPC64;
456def EXTSW_32_64 : XForm_11<31, 986, (outs G8RC:$rA), (ins GPRC:$rS),
457                      "extsw $rA, $rS", IntSimple,
458                      [(set G8RC:$rA, (sext GPRC:$rS))]>, isPPC64;
459
460let Defs = [CARRY] in {
461def SRADI  : XSForm_1<31, 413, (outs G8RC:$rA), (ins G8RC:$rS, u6imm:$SH),
462                      "sradi $rA, $rS, $SH", IntRotateD,
463                      [(set G8RC:$rA, (sra G8RC:$rS, (i32 imm:$SH)))]>, isPPC64;
464}
465def CNTLZD : XForm_11<31, 58, (outs G8RC:$rA), (ins G8RC:$rS),
466                      "cntlzd $rA, $rS", IntGeneral,
467                      [(set G8RC:$rA, (ctlz G8RC:$rS))]>;
468
469def DIVD  : XOForm_1<31, 489, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
470                     "divd $rT, $rA, $rB", IntDivD,
471                     [(set G8RC:$rT, (sdiv G8RC:$rA, G8RC:$rB))]>, isPPC64,
472                     PPC970_DGroup_First, PPC970_DGroup_Cracked;
473def DIVDU : XOForm_1<31, 457, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
474                     "divdu $rT, $rA, $rB", IntDivD,
475                     [(set G8RC:$rT, (udiv G8RC:$rA, G8RC:$rB))]>, isPPC64,
476                     PPC970_DGroup_First, PPC970_DGroup_Cracked;
477def MULLD : XOForm_1<31, 233, 0, (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB),
478                     "mulld $rT, $rA, $rB", IntMulHD,
479                     [(set G8RC:$rT, (mul G8RC:$rA, G8RC:$rB))]>, isPPC64;
480
481
482let isCommutable = 1 in {
483def RLDIMI : MDForm_1<30, 3,
484                      (outs G8RC:$rA), (ins G8RC:$rSi, G8RC:$rS, u6imm:$SH, u6imm:$MB),
485                      "rldimi $rA, $rS, $SH, $MB", IntRotateD,
486                      []>, isPPC64, RegConstraint<"$rSi = $rA">,
487                      NoEncode<"$rSi">;
488}
489
490// Rotate instructions.
491def RLDCL  : MDForm_1<30, 0,
492                      (outs G8RC:$rA), (ins G8RC:$rS, GPRC:$rB, u6imm:$MB),
493                      "rldcl $rA, $rS, $rB, $MB", IntRotateD,
494                      []>, isPPC64;
495def RLDICL : MDForm_1<30, 0,
496                      (outs G8RC:$rA), (ins G8RC:$rS, u6imm:$SH, u6imm:$MB),
497                      "rldicl $rA, $rS, $SH, $MB", IntRotateD,
498                      []>, isPPC64;
499def RLDICR : MDForm_1<30, 1,
500                      (outs G8RC:$rA), (ins G8RC:$rS, u6imm:$SH, u6imm:$ME),
501                      "rldicr $rA, $rS, $SH, $ME", IntRotateD,
502                      []>, isPPC64;
503
504def RLWINM8 : MForm_2<21,
505                     (outs G8RC:$rA), (ins G8RC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
506                     "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
507                     []>;
508
509def ISEL8   : AForm_1<31, 15,
510                     (outs G8RC:$rT), (ins G8RC:$rA, G8RC:$rB, pred:$cond),
511                     "isel $rT, $rA, $rB, $cond", IntGeneral,
512                     []>;
513}  // End FXU Operations.
514
515
516//===----------------------------------------------------------------------===//
517// Load/Store instructions.
518//
519
520
521// Sign extending loads.
522let canFoldAsLoad = 1, PPC970_Unit = 2 in {
523def LHA8: DForm_1<42, (outs G8RC:$rD), (ins memri:$src),
524                  "lha $rD, $src", LdStLHA,
525                  [(set G8RC:$rD, (sextloadi16 iaddr:$src))]>,
526                  PPC970_DGroup_Cracked;
527def LWA  : DSForm_1<58, 2, (outs G8RC:$rD), (ins memrix:$src),
528                    "lwa $rD, $src", LdStLWA,
529                    [(set G8RC:$rD, (sextloadi32 ixaddr:$src))]>, isPPC64,
530                    PPC970_DGroup_Cracked;
531def LHAX8: XForm_1<31, 343, (outs G8RC:$rD), (ins memrr:$src),
532                   "lhax $rD, $src", LdStLHA,
533                   [(set G8RC:$rD, (sextloadi16 xaddr:$src))]>,
534                   PPC970_DGroup_Cracked;
535def LWAX : XForm_1<31, 341, (outs G8RC:$rD), (ins memrr:$src),
536                   "lwax $rD, $src", LdStLHA,
537                   [(set G8RC:$rD, (sextloadi32 xaddr:$src))]>, isPPC64,
538                   PPC970_DGroup_Cracked;
539
540// Update forms.
541let mayLoad = 1 in
542def LHAU8 : DForm_1a<43, (outs G8RC:$rD, ptr_rc:$ea_result), (ins symbolLo:$disp,
543                            ptr_rc:$rA),
544                    "lhau $rD, $disp($rA)", LdStLoad,
545                    []>, RegConstraint<"$rA = $ea_result">,
546                    NoEncode<"$ea_result">;
547// NO LWAU!
548
549def LHAUX8 : XForm_1<31, 375, (outs G8RC:$rD, ptr_rc:$ea_result),
550                    (ins memrr:$addr),
551                    "lhaux $rD, $addr", LdStLoad,
552                    []>, RegConstraint<"$addr.offreg = $ea_result">,
553                    NoEncode<"$ea_result">;
554def LWAUX : XForm_1<31, 375, (outs G8RC:$rD, ptr_rc:$ea_result),
555                    (ins memrr:$addr),
556                    "lwaux $rD, $addr", LdStLoad,
557                    []>, RegConstraint<"$addr.offreg = $ea_result">,
558                    NoEncode<"$ea_result">, isPPC64;
559}
560
561// Zero extending loads.
562let canFoldAsLoad = 1, PPC970_Unit = 2 in {
563def LBZ8 : DForm_1<34, (outs G8RC:$rD), (ins memri:$src),
564                  "lbz $rD, $src", LdStLoad,
565                  [(set G8RC:$rD, (zextloadi8 iaddr:$src))]>;
566def LHZ8 : DForm_1<40, (outs G8RC:$rD), (ins memri:$src),
567                  "lhz $rD, $src", LdStLoad,
568                  [(set G8RC:$rD, (zextloadi16 iaddr:$src))]>;
569def LWZ8 : DForm_1<32, (outs G8RC:$rD), (ins memri:$src),
570                  "lwz $rD, $src", LdStLoad,
571                  [(set G8RC:$rD, (zextloadi32 iaddr:$src))]>, isPPC64;
572
573def LBZX8 : XForm_1<31,  87, (outs G8RC:$rD), (ins memrr:$src),
574                   "lbzx $rD, $src", LdStLoad,
575                   [(set G8RC:$rD, (zextloadi8 xaddr:$src))]>;
576def LHZX8 : XForm_1<31, 279, (outs G8RC:$rD), (ins memrr:$src),
577                   "lhzx $rD, $src", LdStLoad,
578                   [(set G8RC:$rD, (zextloadi16 xaddr:$src))]>;
579def LWZX8 : XForm_1<31,  23, (outs G8RC:$rD), (ins memrr:$src),
580                   "lwzx $rD, $src", LdStLoad,
581                   [(set G8RC:$rD, (zextloadi32 xaddr:$src))]>;
582
583
584// Update forms.
585let mayLoad = 1 in {
586def LBZU8 : DForm_1<35, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
587                    "lbzu $rD, $addr", LdStLoad,
588                    []>, RegConstraint<"$addr.reg = $ea_result">,
589                    NoEncode<"$ea_result">;
590def LHZU8 : DForm_1<41, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
591                    "lhzu $rD, $addr", LdStLoad,
592                    []>, RegConstraint<"$addr.reg = $ea_result">,
593                    NoEncode<"$ea_result">;
594def LWZU8 : DForm_1<33, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
595                    "lwzu $rD, $addr", LdStLoad,
596                    []>, RegConstraint<"$addr.reg = $ea_result">,
597                    NoEncode<"$ea_result">;
598
599def LBZUX8 : XForm_1<31, 119, (outs G8RC:$rD, ptr_rc:$ea_result),
600                   (ins memrr:$addr),
601                   "lbzux $rD, $addr", LdStLoad,
602                   []>, RegConstraint<"$addr.offreg = $ea_result">,
603                   NoEncode<"$ea_result">;
604def LHZUX8 : XForm_1<31, 331, (outs G8RC:$rD, ptr_rc:$ea_result),
605                   (ins memrr:$addr),
606                   "lhzux $rD, $addr", LdStLoad,
607                   []>, RegConstraint<"$addr.offreg = $ea_result">,
608                   NoEncode<"$ea_result">;
609def LWZUX8 : XForm_1<31, 55, (outs G8RC:$rD, ptr_rc:$ea_result),
610                   (ins memrr:$addr),
611                   "lwzux $rD, $addr", LdStLoad,
612                   []>, RegConstraint<"$addr.offreg = $ea_result">,
613                   NoEncode<"$ea_result">;
614}
615}
616
617
618// Full 8-byte loads.
619let canFoldAsLoad = 1, PPC970_Unit = 2 in {
620def LD   : DSForm_1<58, 0, (outs G8RC:$rD), (ins memrix:$src),
621                    "ld $rD, $src", LdStLD,
622                    [(set G8RC:$rD, (load ixaddr:$src))]>, isPPC64;
623def LDtoc: Pseudo<(outs G8RC:$rD), (ins tocentry:$disp, G8RC:$reg),
624                  "",
625                  [(set G8RC:$rD,
626                     (PPCtoc_entry tglobaladdr:$disp, G8RC:$reg))]>, isPPC64;
627
628let hasSideEffects = 1 in {
629let RST = 2, DS_RA = 0 in // FIXME: Should be a pseudo.
630def LDinto_toc: DSForm_1<58, 0, (outs), (ins G8RC:$reg),
631                    "ld 2, 8($reg)", LdStLD,
632                    [(PPCload_toc G8RC:$reg)]>, isPPC64;
633
634let RST = 2, DS_RA = 0 in // FIXME: Should be a pseudo.
635def LDtoc_restore : DSForm_1<58, 0, (outs), (ins),
636                    "ld 2, 40(1)", LdStLD,
637                    [(PPCtoc_restore)]>, isPPC64;
638}
639def LDX  : XForm_1<31,  21, (outs G8RC:$rD), (ins memrr:$src),
640                   "ldx $rD, $src", LdStLD,
641                   [(set G8RC:$rD, (load xaddr:$src))]>, isPPC64;
642
643let mayLoad = 1 in
644def LDU  : DSForm_1<58, 1, (outs G8RC:$rD, ptr_rc:$ea_result), (ins memrix:$addr),
645                    "ldu $rD, $addr", LdStLD,
646                    []>, RegConstraint<"$addr.reg = $ea_result">, isPPC64,
647                    NoEncode<"$ea_result">;
648
649def LDUX : XForm_1<31, 53, (outs G8RC:$rD, ptr_rc:$ea_result),
650                   (ins memrr:$addr),
651                   "ldux $rD, $addr", LdStLoad,
652                   []>, RegConstraint<"$addr.offreg = $ea_result">,
653                   NoEncode<"$ea_result">, isPPC64;
654}
655
656def : Pat<(PPCload ixaddr:$src),
657          (LD ixaddr:$src)>;
658def : Pat<(PPCload xaddr:$src),
659          (LDX xaddr:$src)>;
660
661let PPC970_Unit = 2 in {
662// Truncating stores.
663def STB8 : DForm_1<38, (outs), (ins G8RC:$rS, memri:$src),
664                   "stb $rS, $src", LdStStore,
665                   [(truncstorei8 G8RC:$rS, iaddr:$src)]>;
666def STH8 : DForm_1<44, (outs), (ins G8RC:$rS, memri:$src),
667                   "sth $rS, $src", LdStStore,
668                   [(truncstorei16 G8RC:$rS, iaddr:$src)]>;
669def STW8 : DForm_1<36, (outs), (ins G8RC:$rS, memri:$src),
670                   "stw $rS, $src", LdStStore,
671                   [(truncstorei32 G8RC:$rS, iaddr:$src)]>;
672def STBX8 : XForm_8<31, 215, (outs), (ins G8RC:$rS, memrr:$dst),
673                   "stbx $rS, $dst", LdStStore,
674                   [(truncstorei8 G8RC:$rS, xaddr:$dst)]>,
675                   PPC970_DGroup_Cracked;
676def STHX8 : XForm_8<31, 407, (outs), (ins G8RC:$rS, memrr:$dst),
677                   "sthx $rS, $dst", LdStStore,
678                   [(truncstorei16 G8RC:$rS, xaddr:$dst)]>,
679                   PPC970_DGroup_Cracked;
680def STWX8 : XForm_8<31, 151, (outs), (ins G8RC:$rS, memrr:$dst),
681                   "stwx $rS, $dst", LdStStore,
682                   [(truncstorei32 G8RC:$rS, xaddr:$dst)]>,
683                   PPC970_DGroup_Cracked;
684// Normal 8-byte stores.
685def STD  : DSForm_1<62, 0, (outs), (ins G8RC:$rS, memrix:$dst),
686                    "std $rS, $dst", LdStSTD,
687                    [(store G8RC:$rS, ixaddr:$dst)]>, isPPC64;
688def STDX  : XForm_8<31, 149, (outs), (ins G8RC:$rS, memrr:$dst),
689                   "stdx $rS, $dst", LdStSTD,
690                   [(store G8RC:$rS, xaddr:$dst)]>, isPPC64,
691                   PPC970_DGroup_Cracked;
692}
693
694let PPC970_Unit = 2 in {
695
696def STBU8 : DForm_1a<38, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
697                             symbolLo:$ptroff, ptr_rc:$ptrreg),
698                    "stbu $rS, $ptroff($ptrreg)", LdStStore,
699                    [(set ptr_rc:$ea_res,
700                          (pre_truncsti8 G8RC:$rS, ptr_rc:$ptrreg,
701                                         iaddroff:$ptroff))]>,
702                    RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
703def STHU8 : DForm_1a<45, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
704                             symbolLo:$ptroff, ptr_rc:$ptrreg),
705                    "sthu $rS, $ptroff($ptrreg)", LdStStore,
706                    [(set ptr_rc:$ea_res,
707                        (pre_truncsti16 G8RC:$rS, ptr_rc:$ptrreg,
708                                        iaddroff:$ptroff))]>,
709                    RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
710
711def STWU8 : DForm_1a<37, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
712                             symbolLo:$ptroff, ptr_rc:$ptrreg),
713                    "stwu $rS, $ptroff($ptrreg)", LdStStore,
714                    [(set ptr_rc:$ea_res,
715                          (pre_truncsti32 G8RC:$rS, ptr_rc:$ptrreg,
716                                          iaddroff:$ptroff))]>,
717                    RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
718
719def STDU : DSForm_1a<62, 1, (outs ptr_rc:$ea_res), (ins G8RC:$rS,
720                                        s16immX4:$ptroff, ptr_rc:$ptrreg),
721                    "stdu $rS, $ptroff($ptrreg)", LdStSTD,
722                    [(set ptr_rc:$ea_res, (pre_store G8RC:$rS, ptr_rc:$ptrreg,
723                                                     iaddroff:$ptroff))]>,
724                    RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">,
725                    isPPC64;
726
727
728def STBUX8 : XForm_8<31, 247, (outs ptr_rc:$ea_res),
729                              (ins G8RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
730                    "stbux $rS, $ptroff, $ptrreg", LdStStore,
731                    [(set ptr_rc:$ea_res,
732                       (pre_truncsti8 G8RC:$rS,
733                                      ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
734                    RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
735                    PPC970_DGroup_Cracked;
736
737def STHUX8 : XForm_8<31, 439, (outs ptr_rc:$ea_res),
738                              (ins G8RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
739                    "sthux $rS, $ptroff, $ptrreg", LdStStore,
740                    [(set ptr_rc:$ea_res,
741                       (pre_truncsti16 G8RC:$rS,
742                                       ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
743                    RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
744                    PPC970_DGroup_Cracked;
745
746def STWUX8 : XForm_8<31, 183, (outs ptr_rc:$ea_res),
747                              (ins G8RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
748                    "stwux $rS, $ptroff, $ptrreg", LdStStore,
749                    [(set ptr_rc:$ea_res,
750                       (pre_truncsti32 G8RC:$rS,
751                                       ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
752                    RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
753                    PPC970_DGroup_Cracked;
754
755def STDUX : XForm_8<31, 181, (outs ptr_rc:$ea_res),
756                              (ins G8RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
757                    "stdux $rS, $ptroff, $ptrreg", LdStStore,
758                    [(set ptr_rc:$ea_res,
759                       (pre_store G8RC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
760                    RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
761                    PPC970_DGroup_Cracked, isPPC64;
762
763// STD_32/STDX_32 - Just like STD/STDX, but uses a '32-bit' input register.
764def STD_32  : DSForm_1<62, 0, (outs), (ins GPRC:$rT, memrix:$dst),
765                       "std $rT, $dst", LdStSTD,
766                       [(PPCstd_32  GPRC:$rT, ixaddr:$dst)]>, isPPC64;
767def STDX_32  : XForm_8<31, 149, (outs), (ins GPRC:$rT, memrr:$dst),
768                       "stdx $rT, $dst", LdStSTD,
769                       [(PPCstd_32  GPRC:$rT, xaddr:$dst)]>, isPPC64,
770                       PPC970_DGroup_Cracked;
771}
772
773
774
775//===----------------------------------------------------------------------===//
776// Floating point instructions.
777//
778
779
780let PPC970_Unit = 3, Uses = [RM] in {  // FPU Operations.
781def FCFID  : XForm_26<63, 846, (outs F8RC:$frD), (ins F8RC:$frB),
782                      "fcfid $frD, $frB", FPGeneral,
783                      [(set F8RC:$frD, (PPCfcfid F8RC:$frB))]>, isPPC64;
784def FCTIDZ : XForm_26<63, 815, (outs F8RC:$frD), (ins F8RC:$frB),
785                      "fctidz $frD, $frB", FPGeneral,
786                      [(set F8RC:$frD, (PPCfctidz F8RC:$frB))]>, isPPC64;
787}
788
789
790//===----------------------------------------------------------------------===//
791// Instruction Patterns
792//
793
794// Extensions and truncates to/from 32-bit regs.
795def : Pat<(i64 (zext GPRC:$in)),
796          (RLDICL (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GPRC:$in, sub_32),
797                  0, 32)>;
798def : Pat<(i64 (anyext GPRC:$in)),
799          (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GPRC:$in, sub_32)>;
800def : Pat<(i32 (trunc G8RC:$in)),
801          (EXTRACT_SUBREG G8RC:$in, sub_32)>;
802
803// Extending loads with i64 targets.
804def : Pat<(zextloadi1 iaddr:$src),
805          (LBZ8 iaddr:$src)>;
806def : Pat<(zextloadi1 xaddr:$src),
807          (LBZX8 xaddr:$src)>;
808def : Pat<(extloadi1 iaddr:$src),
809          (LBZ8 iaddr:$src)>;
810def : Pat<(extloadi1 xaddr:$src),
811          (LBZX8 xaddr:$src)>;
812def : Pat<(extloadi8 iaddr:$src),
813          (LBZ8 iaddr:$src)>;
814def : Pat<(extloadi8 xaddr:$src),
815          (LBZX8 xaddr:$src)>;
816def : Pat<(extloadi16 iaddr:$src),
817          (LHZ8 iaddr:$src)>;
818def : Pat<(extloadi16 xaddr:$src),
819          (LHZX8 xaddr:$src)>;
820def : Pat<(extloadi32 iaddr:$src),
821          (LWZ8 iaddr:$src)>;
822def : Pat<(extloadi32 xaddr:$src),
823          (LWZX8 xaddr:$src)>;
824
825// Standard shifts.  These are represented separately from the real shifts above
826// so that we can distinguish between shifts that allow 6-bit and 7-bit shift
827// amounts.
828def : Pat<(sra G8RC:$rS, GPRC:$rB),
829          (SRAD G8RC:$rS, GPRC:$rB)>;
830def : Pat<(srl G8RC:$rS, GPRC:$rB),
831          (SRD G8RC:$rS, GPRC:$rB)>;
832def : Pat<(shl G8RC:$rS, GPRC:$rB),
833          (SLD G8RC:$rS, GPRC:$rB)>;
834
835// SHL/SRL
836def : Pat<(shl G8RC:$in, (i32 imm:$imm)),
837          (RLDICR G8RC:$in, imm:$imm, (SHL64 imm:$imm))>;
838def : Pat<(srl G8RC:$in, (i32 imm:$imm)),
839          (RLDICL G8RC:$in, (SRL64 imm:$imm), imm:$imm)>;
840
841// ROTL
842def : Pat<(rotl G8RC:$in, GPRC:$sh),
843          (RLDCL G8RC:$in, GPRC:$sh, 0)>;
844def : Pat<(rotl G8RC:$in, (i32 imm:$imm)),
845          (RLDICL G8RC:$in, imm:$imm, 0)>;
846
847// Hi and Lo for Darwin Global Addresses.
848def : Pat<(PPChi tglobaladdr:$in, 0), (LIS8 tglobaladdr:$in)>;
849def : Pat<(PPClo tglobaladdr:$in, 0), (LI8  tglobaladdr:$in)>;
850def : Pat<(PPChi tconstpool:$in , 0), (LIS8 tconstpool:$in)>;
851def : Pat<(PPClo tconstpool:$in , 0), (LI8  tconstpool:$in)>;
852def : Pat<(PPChi tjumptable:$in , 0), (LIS8 tjumptable:$in)>;
853def : Pat<(PPClo tjumptable:$in , 0), (LI8  tjumptable:$in)>;
854def : Pat<(PPChi tblockaddress:$in, 0), (LIS8 tblockaddress:$in)>;
855def : Pat<(PPClo tblockaddress:$in, 0), (LI8  tblockaddress:$in)>;
856def : Pat<(PPChi tglobaltlsaddr:$g, G8RC:$in),
857          (ADDIS8 G8RC:$in, tglobaltlsaddr:$g)>;
858def : Pat<(PPClo tglobaltlsaddr:$g, G8RC:$in),
859          (ADDI8L G8RC:$in, tglobaltlsaddr:$g)>;
860def : Pat<(add G8RC:$in, (PPChi tglobaladdr:$g, 0)),
861          (ADDIS8 G8RC:$in, tglobaladdr:$g)>;
862def : Pat<(add G8RC:$in, (PPChi tconstpool:$g, 0)),
863          (ADDIS8 G8RC:$in, tconstpool:$g)>;
864def : Pat<(add G8RC:$in, (PPChi tjumptable:$g, 0)),
865          (ADDIS8 G8RC:$in, tjumptable:$g)>;
866def : Pat<(add G8RC:$in, (PPChi tblockaddress:$g, 0)),
867          (ADDIS8 G8RC:$in, tblockaddress:$g)>;
868