Coverage Report

Created: 2020-09-22 08:39

/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/Basic/Targets/PPC.h
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//===--- PPC.h - Declare PPC target feature support -------------*- C++ -*-===//
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
//
9
// This file declares PPC TargetInfo objects.
10
//
11
//===----------------------------------------------------------------------===//
12
13
#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_PPC_H
14
#define LLVM_CLANG_LIB_BASIC_TARGETS_PPC_H
15
16
#include "OSTargets.h"
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#include "clang/Basic/TargetInfo.h"
18
#include "clang/Basic/TargetOptions.h"
19
#include "llvm/ADT/Triple.h"
20
#include "llvm/ADT/StringSwitch.h"
21
#include "llvm/Support/Compiler.h"
22
23
namespace clang {
24
namespace targets {
25
26
// PPC abstract base class
27
class LLVM_LIBRARY_VISIBILITY PPCTargetInfo : public TargetInfo {
28
29
  /// Flags for architecture specific defines.
30
  typedef enum {
31
    ArchDefineNone = 0,
32
    ArchDefineName = 1 << 0, // <name> is substituted for arch name.
33
    ArchDefinePpcgr = 1 << 1,
34
    ArchDefinePpcsq = 1 << 2,
35
    ArchDefine440 = 1 << 3,
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    ArchDefine603 = 1 << 4,
37
    ArchDefine604 = 1 << 5,
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    ArchDefinePwr4 = 1 << 6,
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    ArchDefinePwr5 = 1 << 7,
40
    ArchDefinePwr5x = 1 << 8,
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    ArchDefinePwr6 = 1 << 9,
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    ArchDefinePwr6x = 1 << 10,
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    ArchDefinePwr7 = 1 << 11,
44
    ArchDefinePwr8 = 1 << 12,
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    ArchDefinePwr9 = 1 << 13,
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    ArchDefinePwr10 = 1 << 14,
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    ArchDefineFuture = 1 << 15,
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    ArchDefineA2 = 1 << 16,
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    ArchDefineE500 = 1 << 18
50
  } ArchDefineTypes;
51
52
  ArchDefineTypes ArchDefs = ArchDefineNone;
53
  static const Builtin::Info BuiltinInfo[];
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  static const char *const GCCRegNames[];
55
  static const TargetInfo::GCCRegAlias GCCRegAliases[];
56
  std::string CPU;
57
  enum PPCFloatABI { HardFloat, SoftFloat } FloatABI;
58
59
  // Target cpu features.
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  bool HasAltivec = false;
61
  bool HasMMA = false;
62
  bool HasVSX = false;
63
  bool HasP8Vector = false;
64
  bool HasP8Crypto = false;
65
  bool HasDirectMove = false;
66
  bool HasHTM = false;
67
  bool HasBPERMD = false;
68
  bool HasExtDiv = false;
69
  bool HasP9Vector = false;
70
  bool HasSPE = false;
71
  bool PairedVectorMemops = false;
72
  bool HasP10Vector = false;
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  bool HasPCRelativeMemops = false;
74
75
protected:
76
  std::string ABI;
77
78
public:
79
  PPCTargetInfo(const llvm::Triple &Triple, const TargetOptions &)
80
3.82k
      : TargetInfo(Triple) {
81
3.82k
    SuitableAlign = 128;
82
3.82k
    SimdDefaultAlign = 128;
83
3.82k
    LongDoubleWidth = LongDoubleAlign = 128;
84
3.82k
    LongDoubleFormat = &llvm::APFloat::PPCDoubleDouble();
85
3.82k
    HasStrictFP = true;
86
3.82k
  }
87
88
  // Set the language option for altivec based on our value.
89
  void adjust(LangOptions &Opts) override;
90
91
  // Note: GCC recognizes the following additional cpus:
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  //  401, 403, 405, 405fp, 440fp, 464, 464fp, 476, 476fp, 505, 740, 801,
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  //  821, 823, 8540, e300c2, e300c3, e500mc64, e6500, 860, cell, titan, rs64.
94
  bool isValidCPUName(StringRef Name) const override;
95
  void fillValidCPUList(SmallVectorImpl<StringRef> &Values) const override;
96
97
137
  bool setCPU(const std::string &Name) override {
98
137
    bool CPUKnown = isValidCPUName(Name);
99
137
    if (CPUKnown) {
100
136
      CPU = Name;
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102
      // CPU identification.
103
136
      ArchDefs =
104
136
          (ArchDefineTypes)llvm::StringSwitch<int>(CPU)
105
136
              .Case("440", ArchDefineName)
106
136
              .Case("450", ArchDefineName | ArchDefine440)
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136
              .Case("601", ArchDefineName)
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136
              .Case("602", ArchDefineName | ArchDefinePpcgr)
109
136
              .Case("603", ArchDefineName | ArchDefinePpcgr)
110
136
              .Case("603e", ArchDefineName | ArchDefine603 | ArchDefinePpcgr)
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136
              .Case("603ev", ArchDefineName | ArchDefine603 | ArchDefinePpcgr)
112
136
              .Case("604", ArchDefineName | ArchDefinePpcgr)
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136
              .Case("604e", ArchDefineName | ArchDefine604 | ArchDefinePpcgr)
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136
              .Case("620", ArchDefineName | ArchDefinePpcgr)
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136
              .Case("630", ArchDefineName | ArchDefinePpcgr)
116
136
              .Case("7400", ArchDefineName | ArchDefinePpcgr)
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136
              .Case("7450", ArchDefineName | ArchDefinePpcgr)
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136
              .Case("750", ArchDefineName | ArchDefinePpcgr)
119
136
              .Case("970", ArchDefineName | ArchDefinePwr4 | ArchDefinePpcgr |
120
136
                               ArchDefinePpcsq)
121
136
              .Case("a2", ArchDefineA2)
122
136
              .Cases("power3", "pwr3", ArchDefinePpcgr)
123
136
              .Cases("power4", "pwr4",
124
136
                     ArchDefinePwr4 | ArchDefinePpcgr | ArchDefinePpcsq)
125
136
              .Cases("power5", "pwr5",
126
136
                     ArchDefinePwr5 | ArchDefinePwr4 | ArchDefinePpcgr |
127
136
                         ArchDefinePpcsq)
128
136
              .Cases("power5x", "pwr5x",
129
136
                     ArchDefinePwr5x | ArchDefinePwr5 | ArchDefinePwr4 |
130
136
                         ArchDefinePpcgr | ArchDefinePpcsq)
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136
              .Cases("power6", "pwr6",
132
136
                     ArchDefinePwr6 | ArchDefinePwr5x | ArchDefinePwr5 |
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136
                         ArchDefinePwr4 | ArchDefinePpcgr | ArchDefinePpcsq)
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136
              .Cases("power6x", "pwr6x",
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136
                     ArchDefinePwr6x | ArchDefinePwr6 | ArchDefinePwr5x |
136
136
                         ArchDefinePwr5 | ArchDefinePwr4 | ArchDefinePpcgr |
137
136
                         ArchDefinePpcsq)
138
136
              .Cases("power7", "pwr7",
139
136
                     ArchDefinePwr7 | ArchDefinePwr6 | ArchDefinePwr5x |
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136
                         ArchDefinePwr5 | ArchDefinePwr4 | ArchDefinePpcgr |
141
136
                         ArchDefinePpcsq)
142
              // powerpc64le automatically defaults to at least power8.
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136
              .Cases("power8", "pwr8", "ppc64le",
144
136
                     ArchDefinePwr8 | ArchDefinePwr7 | ArchDefinePwr6 |
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136
                         ArchDefinePwr5x | ArchDefinePwr5 | ArchDefinePwr4 |
146
136
                         ArchDefinePpcgr | ArchDefinePpcsq)
147
136
              .Cases("power9", "pwr9",
148
136
                     ArchDefinePwr9 | ArchDefinePwr8 | ArchDefinePwr7 |
149
136
                         ArchDefinePwr6 | ArchDefinePwr5x | ArchDefinePwr5 |
150
136
                         ArchDefinePwr4 | ArchDefinePpcgr | ArchDefinePpcsq)
151
136
              .Cases("power10", "pwr10",
152
136
                     ArchDefinePwr10 | ArchDefinePwr9 | ArchDefinePwr8 |
153
136
                         ArchDefinePwr7 | ArchDefinePwr6 | ArchDefinePwr5x |
154
136
                         ArchDefinePwr5 | ArchDefinePwr4 | ArchDefinePpcgr |
155
136
                         ArchDefinePpcsq)
156
136
              .Case("future",
157
136
                    ArchDefineFuture | ArchDefinePwr10 | ArchDefinePwr9 |
158
136
                        ArchDefinePwr8 | ArchDefinePwr7 | ArchDefinePwr6 |
159
136
                        ArchDefinePwr5x | ArchDefinePwr5 | ArchDefinePwr4 |
160
136
                        ArchDefinePpcgr | ArchDefinePpcsq)
161
136
              .Cases("8548", "e500", ArchDefineE500)
162
136
              .Default(ArchDefineNone);
163
136
    }
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137
    return CPUKnown;
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137
  }
166
167
7.33k
  StringRef getABI() const override { return ABI; }
168
169
  ArrayRef<Builtin::Info> getTargetBuiltins() const override;
170
171
0
  bool isCLZForZeroUndef() const override { return false; }
172
173
  void getTargetDefines(const LangOptions &Opts,
174
                        MacroBuilder &Builder) const override;
175
176
  bool
177
  initFeatureMap(llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags,
178
                 StringRef CPU,
179
                 const std::vector<std::string> &FeaturesVec) const override;
180
181
  void addP10SpecificFeatures(llvm::StringMap<bool> &Features) const;
182
  void addFutureSpecificFeatures(llvm::StringMap<bool> &Features) const;
183
184
  bool handleTargetFeatures(std::vector<std::string> &Features,
185
                            DiagnosticsEngine &Diags) override;
186
187
  bool hasFeature(StringRef Feature) const override;
188
189
  void setFeatureEnabled(llvm::StringMap<bool> &Features, StringRef Name,
190
                         bool Enabled) const override;
191
192
  ArrayRef<const char *> getGCCRegNames() const override;
193
194
  ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override;
195
196
  ArrayRef<TargetInfo::AddlRegName> getGCCAddlRegNames() const override;
197
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  bool validateAsmConstraint(const char *&Name,
199
355
                             TargetInfo::ConstraintInfo &Info) const override {
200
355
    switch (*Name) {
201
0
    default:
202
0
      return false;
203
0
    case 'O': // Zero
204
0
      break;
205
31
    case 'f': // Floating point register
206
      // Don't use floating point registers on soft float ABI.
207
31
      if (FloatABI == SoftFloat)
208
1
        return false;
209
30
      LLVM_FALLTHROUGH;
210
125
    case 'b': // Base register
211
125
      Info.setAllowsRegister();
212
125
      break;
213
    // FIXME: The following are added to allow parsing.
214
    // I just took a guess at what the actions should be.
215
    // Also, is more specific checking needed?  I.e. specific registers?
216
41
    case 'd': // Floating point register (containing 64-bit value)
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41
    case 'v': // Altivec vector register
218
      // Don't use floating point and altivec vector registers
219
      // on soft float ABI
220
41
      if (FloatABI == SoftFloat)
221
2
        return false;
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39
      Info.setAllowsRegister();
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39
      break;
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184
    case 'w':
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184
      switch (Name[1]) {
226
184
      case 'd': // VSX vector register to hold vector double data
227
184
      case 'f': // VSX vector register to hold vector float data
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184
      case 's': // VSX vector register to hold scalar double data
229
184
      case 'w': // VSX vector register to hold scalar double data
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184
      case 'a': // Any VSX register
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184
      case 'c': // An individual CR bit
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184
      case 'i': // FP or VSX register to hold 64-bit integers data
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184
        break;
234
0
      default:
235
0
        return false;
236
184
      }
237
184
      Info.setAllowsRegister();
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184
      Name++; // Skip over 'w'.
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184
      break;
240
0
    case 'h': // `MQ', `CTR', or `LINK' register
241
0
    case 'q': // `MQ' register
242
0
    case 'c': // `CTR' register
243
0
    case 'l': // `LINK' register
244
0
    case 'x': // `CR' register (condition register) number 0
245
0
    case 'y': // `CR' register (condition register)
246
0
    case 'z': // `XER[CA]' carry bit (part of the XER register)
247
0
      Info.setAllowsRegister();
248
0
      break;
249
0
    case 'I': // Signed 16-bit constant
250
0
    case 'J': // Unsigned 16-bit constant shifted left 16 bits
251
              //  (use `L' instead for SImode constants)
252
0
    case 'K': // Unsigned 16-bit constant
253
0
    case 'L': // Signed 16-bit constant shifted left 16 bits
254
0
    case 'M': // Constant larger than 31
255
0
    case 'N': // Exact power of 2
256
0
    case 'P': // Constant whose negation is a signed 16-bit constant
257
0
    case 'G': // Floating point constant that can be loaded into a
258
              // register with one instruction per word
259
0
    case 'H': // Integer/Floating point constant that can be loaded
260
              // into a register using three instructions
261
0
      break;
262
0
    case 'm': // Memory operand. Note that on PowerPC targets, m can
263
              // include addresses that update the base register. It
264
              // is therefore only safe to use `m' in an asm statement
265
              // if that asm statement accesses the operand exactly once.
266
              // The asm statement must also use `%U<opno>' as a
267
              // placeholder for the "update" flag in the corresponding
268
              // load or store instruction. For example:
269
              // asm ("st%U0 %1,%0" : "=m" (mem) : "r" (val));
270
              // is correct but:
271
              // asm ("st %1,%0" : "=m" (mem) : "r" (val));
272
              // is not. Use es rather than m if you don't want the base
273
              // register to be updated.
274
0
    case 'e':
275
0
      if (Name[1] != 's')
276
0
        return false;
277
      // es: A "stable" memory operand; that is, one which does not
278
      // include any automodification of the base register. Unlike
279
      // `m', this constraint can be used in asm statements that
280
      // might access the operand several times, or that might not
281
      // access it at all.
282
0
      Info.setAllowsMemory();
283
0
      Name++; // Skip over 'e'.
284
0
      break;
285
0
    case 'Q': // Memory operand that is an offset from a register (it is
286
              // usually better to use `m' or `es' in asm statements)
287
0
      Info.setAllowsRegister();
288
0
      LLVM_FALLTHROUGH;
289
4
    case 'Z': // Memory operand that is an indexed or indirect from a
290
              // register (it is usually better to use `m' or `es' in
291
              // asm statements)
292
4
      Info.setAllowsMemory();
293
4
      break;
294
0
    case 'R': // AIX TOC entry
295
0
    case 'a': // Address operand that is an indexed or indirect from a
296
              // register (`p' is preferable for asm statements)
297
0
    case 'S': // Constant suitable as a 64-bit mask operand
298
0
    case 'T': // Constant suitable as a 32-bit mask operand
299
0
    case 'U': // System V Release 4 small data area reference
300
0
    case 't': // AND masks that can be performed by two rldic{l, r}
301
              // instructions
302
0
    case 'W': // Vector constant that does not require memory
303
0
    case 'j': // Vector constant that is all zeros.
304
0
      break;
305
      // End FIXME.
306
352
    }
307
352
    return true;
308
352
  }
309
310
338
  std::string convertConstraint(const char *&Constraint) const override {
311
338
    std::string R;
312
338
    switch (*Constraint) {
313
39
    case 'e':
314
39
    case 'w':
315
      // Two-character constraint; add "^" hint for later parsing.
316
39
      R = std::string("^") + std::string(Constraint, 2);
317
39
      Constraint++;
318
39
      break;
319
299
    default:
320
299
      return TargetInfo::convertConstraint(Constraint);
321
39
    }
322
39
    return R;
323
39
  }
324
325
127
  const char *getClobbers() const override { return ""; }
326
4
  int getEHDataRegisterNumber(unsigned RegNo) const override {
327
4
    if (RegNo == 0)
328
2
      return 3;
329
2
    if (RegNo == 1)
330
2
      return 4;
331
0
    return -1;
332
0
  }
333
334
4
  bool hasSjLjLowering() const override { return true; }
335
336
174
  const char *getLongDoubleMangling() const override {
337
174
    if (LongDoubleWidth == 64)
338
6
      return "e";
339
168
    return LongDoubleFormat == &llvm::APFloat::PPCDoubleDouble()
340
162
               ? "g"
341
6
               : "u9__ieee128";
342
168
  }
343
44
  const char *getFloat128Mangling() const override { return "u9__ieee128"; }
344
345
30
  bool hasExtIntType() const override { return true; }
346
347
0
  bool isSPRegName(StringRef RegName) const override {
348
0
    return RegName.equals("r1") || RegName.equals("x1");
349
0
  }
350
};
351
352
class LLVM_LIBRARY_VISIBILITY PPC32TargetInfo : public PPCTargetInfo {
353
public:
354
  PPC32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
355
108
      : PPCTargetInfo(Triple, Opts) {
356
108
    if (Triple.isOSAIX())
357
41
      resetDataLayout("E-m:a-p:32:32-i64:64-n32");
358
67
    else
359
67
      resetDataLayout("E-m:e-p:32:32-i64:64-n32");
360
361
108
    switch (getTriple().getOS()) {
362
35
    case llvm::Triple::Linux:
363
35
    case llvm::Triple::FreeBSD:
364
35
    case llvm::Triple::NetBSD:
365
35
      SizeType = UnsignedInt;
366
35
      PtrDiffType = SignedInt;
367
35
      IntPtrType = SignedInt;
368
35
      break;
369
41
    case llvm::Triple::AIX:
370
41
      SizeType = UnsignedLong;
371
41
      PtrDiffType = SignedLong;
372
41
      IntPtrType = SignedLong;
373
41
      SuitableAlign = 64;
374
41
      LongDoubleWidth = 64;
375
41
      LongDoubleAlign = DoubleAlign = 32;
376
41
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
377
41
      break;
378
32
    default:
379
32
      break;
380
108
    }
381
382
108
    if (Triple.isOSFreeBSD() || 
Triple.isOSNetBSD()105
||
Triple.isOSOpenBSD()102
||
383
96
        Triple.isMusl()) {
384
12
      LongDoubleWidth = LongDoubleAlign = 64;
385
12
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
386
12
    }
387
388
    // PPC32 supports atomics up to 4 bytes.
389
108
    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32;
390
108
  }
clang::targets::PPC32TargetInfo::PPC32TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
Line
Count
Source
355
88
      : PPCTargetInfo(Triple, Opts) {
356
88
    if (Triple.isOSAIX())
357
41
      resetDataLayout("E-m:a-p:32:32-i64:64-n32");
358
47
    else
359
47
      resetDataLayout("E-m:e-p:32:32-i64:64-n32");
360
361
88
    switch (getTriple().getOS()) {
362
35
    case llvm::Triple::Linux:
363
35
    case llvm::Triple::FreeBSD:
364
35
    case llvm::Triple::NetBSD:
365
35
      SizeType = UnsignedInt;
366
35
      PtrDiffType = SignedInt;
367
35
      IntPtrType = SignedInt;
368
35
      break;
369
41
    case llvm::Triple::AIX:
370
41
      SizeType = UnsignedLong;
371
41
      PtrDiffType = SignedLong;
372
41
      IntPtrType = SignedLong;
373
41
      SuitableAlign = 64;
374
41
      LongDoubleWidth = 64;
375
41
      LongDoubleAlign = DoubleAlign = 32;
376
41
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
377
41
      break;
378
12
    default:
379
12
      break;
380
88
    }
381
382
88
    if (Triple.isOSFreeBSD() || 
Triple.isOSNetBSD()85
||
Triple.isOSOpenBSD()82
||
383
76
        Triple.isMusl()) {
384
12
      LongDoubleWidth = LongDoubleAlign = 64;
385
12
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
386
12
    }
387
388
    // PPC32 supports atomics up to 4 bytes.
389
88
    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32;
390
88
  }
clang::targets::PPC32TargetInfo::PPC32TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
Line
Count
Source
355
20
      : PPCTargetInfo(Triple, Opts) {
356
20
    if (Triple.isOSAIX())
357
0
      resetDataLayout("E-m:a-p:32:32-i64:64-n32");
358
20
    else
359
20
      resetDataLayout("E-m:e-p:32:32-i64:64-n32");
360
361
20
    switch (getTriple().getOS()) {
362
0
    case llvm::Triple::Linux:
363
0
    case llvm::Triple::FreeBSD:
364
0
    case llvm::Triple::NetBSD:
365
0
      SizeType = UnsignedInt;
366
0
      PtrDiffType = SignedInt;
367
0
      IntPtrType = SignedInt;
368
0
      break;
369
0
    case llvm::Triple::AIX:
370
0
      SizeType = UnsignedLong;
371
0
      PtrDiffType = SignedLong;
372
0
      IntPtrType = SignedLong;
373
0
      SuitableAlign = 64;
374
0
      LongDoubleWidth = 64;
375
0
      LongDoubleAlign = DoubleAlign = 32;
376
0
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
377
0
      break;
378
20
    default:
379
20
      break;
380
20
    }
381
382
20
    if (Triple.isOSFreeBSD() || Triple.isOSNetBSD() || Triple.isOSOpenBSD() ||
383
20
        Triple.isMusl()) {
384
0
      LongDoubleWidth = LongDoubleAlign = 64;
385
0
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
386
0
    }
387
388
    // PPC32 supports atomics up to 4 bytes.
389
20
    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32;
390
20
  }
391
392
50
  BuiltinVaListKind getBuiltinVaListKind() const override {
393
    // This is the ELF definition, and is overridden by the Darwin sub-target
394
50
    return TargetInfo::PowerABIBuiltinVaList;
395
50
  }
396
};
397
398
// Note: ABI differences may eventually require us to have a separate
399
// TargetInfo for little endian.
400
class LLVM_LIBRARY_VISIBILITY PPC64TargetInfo : public PPCTargetInfo {
401
public:
402
  PPC64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
403
3.71k
      : PPCTargetInfo(Triple, Opts) {
404
3.71k
    LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
405
3.71k
    IntMaxType = SignedLong;
406
3.71k
    Int64Type = SignedLong;
407
408
3.71k
    if (Triple.isOSAIX()) {
409
      // TODO: Set appropriate ABI for AIX platform.
410
26
      resetDataLayout("E-m:a-i64:64-n32:64");
411
26
      SuitableAlign = 64;
412
26
      LongDoubleWidth = 64;
413
26
      LongDoubleAlign = DoubleAlign = 32;
414
26
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
415
3.69k
    } else if ((Triple.getArch() == llvm::Triple::ppc64le)) {
416
3.52k
      resetDataLayout("e-m:e-i64:64-n32:64");
417
3.52k
      ABI = "elfv2";
418
170
    } else {
419
170
      resetDataLayout("E-m:e-i64:64-n32:64");
420
170
      ABI = "elfv1";
421
170
    }
422
423
3.71k
    if (Triple.isOSFreeBSD() || 
Triple.isOSOpenBSD()3.71k
||
Triple.isMusl()3.70k
) {
424
15
      LongDoubleWidth = LongDoubleAlign = 64;
425
15
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
426
15
    }
427
428
    // PPC64 supports atomics up to 8 bytes.
429
3.71k
    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64;
430
3.71k
  }
clang::targets::PPC64TargetInfo::PPC64TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
Line
Count
Source
403
307
      : PPCTargetInfo(Triple, Opts) {
404
307
    LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
405
307
    IntMaxType = SignedLong;
406
307
    Int64Type = SignedLong;
407
408
307
    if (Triple.isOSAIX()) {
409
      // TODO: Set appropriate ABI for AIX platform.
410
26
      resetDataLayout("E-m:a-i64:64-n32:64");
411
26
      SuitableAlign = 64;
412
26
      LongDoubleWidth = 64;
413
26
      LongDoubleAlign = DoubleAlign = 32;
414
26
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
415
281
    } else if ((Triple.getArch() == llvm::Triple::ppc64le)) {
416
178
      resetDataLayout("e-m:e-i64:64-n32:64");
417
178
      ABI = "elfv2";
418
103
    } else {
419
103
      resetDataLayout("E-m:e-i64:64-n32:64");
420
103
      ABI = "elfv1";
421
103
    }
422
423
307
    if (Triple.isOSFreeBSD() || 
Triple.isOSOpenBSD()299
||
Triple.isMusl()296
) {
424
15
      LongDoubleWidth = LongDoubleAlign = 64;
425
15
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
426
15
    }
427
428
    // PPC64 supports atomics up to 8 bytes.
429
307
    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64;
430
307
  }
clang::targets::PPC64TargetInfo::PPC64TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
Line
Count
Source
403
3.41k
      : PPCTargetInfo(Triple, Opts) {
404
3.41k
    LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
405
3.41k
    IntMaxType = SignedLong;
406
3.41k
    Int64Type = SignedLong;
407
408
3.41k
    if (Triple.isOSAIX()) {
409
      // TODO: Set appropriate ABI for AIX platform.
410
0
      resetDataLayout("E-m:a-i64:64-n32:64");
411
0
      SuitableAlign = 64;
412
0
      LongDoubleWidth = 64;
413
0
      LongDoubleAlign = DoubleAlign = 32;
414
0
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
415
3.41k
    } else if ((Triple.getArch() == llvm::Triple::ppc64le)) {
416
3.34k
      resetDataLayout("e-m:e-i64:64-n32:64");
417
3.34k
      ABI = "elfv2";
418
67
    } else {
419
67
      resetDataLayout("E-m:e-i64:64-n32:64");
420
67
      ABI = "elfv1";
421
67
    }
422
423
3.41k
    if (Triple.isOSFreeBSD() || Triple.isOSOpenBSD() || Triple.isMusl()) {
424
0
      LongDoubleWidth = LongDoubleAlign = 64;
425
0
      LongDoubleFormat = &llvm::APFloat::IEEEdouble();
426
0
    }
427
428
    // PPC64 supports atomics up to 8 bytes.
429
3.41k
    MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64;
430
3.41k
  }
431
432
3.50k
  BuiltinVaListKind getBuiltinVaListKind() const override {
433
3.50k
    return TargetInfo::CharPtrBuiltinVaList;
434
3.50k
  }
435
436
  // PPC64 Linux-specific ABI options.
437
91
  bool setABI(const std::string &Name) override {
438
91
    if (Name == "elfv1" || 
Name == "elfv1-qpx"58
||
Name == "elfv2"54
) {
439
91
      ABI = Name;
440
91
      return true;
441
91
    }
442
0
    return false;
443
0
  }
444
445
0
  CallingConvCheckResult checkCallingConvention(CallingConv CC) const override {
446
0
    switch (CC) {
447
0
    case CC_Swift:
448
0
      return CCCR_OK;
449
0
    default:
450
0
      return CCCR_Warning;
451
0
    }
452
0
  }
453
};
454
455
class LLVM_LIBRARY_VISIBILITY DarwinPPC32TargetInfo
456
    : public DarwinTargetInfo<PPC32TargetInfo> {
457
public:
458
  DarwinPPC32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
459
6
      : DarwinTargetInfo<PPC32TargetInfo>(Triple, Opts) {
460
6
    HasAlignMac68kSupport = true;
461
6
    BoolWidth = BoolAlign = 32; // XXX support -mone-byte-bool?
462
6
    PtrDiffType = SignedInt; // for http://llvm.org/bugs/show_bug.cgi?id=15726
463
6
    LongLongAlign = 32;
464
6
    resetDataLayout("E-m:o-p:32:32-f64:32:64-n32");
465
6
  }
clang::targets::DarwinPPC32TargetInfo::DarwinPPC32TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
Line
Count
Source
459
6
      : DarwinTargetInfo<PPC32TargetInfo>(Triple, Opts) {
460
6
    HasAlignMac68kSupport = true;
461
6
    BoolWidth = BoolAlign = 32; // XXX support -mone-byte-bool?
462
6
    PtrDiffType = SignedInt; // for http://llvm.org/bugs/show_bug.cgi?id=15726
463
6
    LongLongAlign = 32;
464
6
    resetDataLayout("E-m:o-p:32:32-f64:32:64-n32");
465
6
  }
Unexecuted instantiation: clang::targets::DarwinPPC32TargetInfo::DarwinPPC32TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
466
467
5
  BuiltinVaListKind getBuiltinVaListKind() const override {
468
5
    return TargetInfo::CharPtrBuiltinVaList;
469
5
  }
470
};
471
472
class LLVM_LIBRARY_VISIBILITY DarwinPPC64TargetInfo
473
    : public DarwinTargetInfo<PPC64TargetInfo> {
474
public:
475
  DarwinPPC64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
476
1
      : DarwinTargetInfo<PPC64TargetInfo>(Triple, Opts) {
477
1
    HasAlignMac68kSupport = true;
478
1
    resetDataLayout("E-m:o-i64:64-n32:64");
479
1
  }
clang::targets::DarwinPPC64TargetInfo::DarwinPPC64TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
Line
Count
Source
476
1
      : DarwinTargetInfo<PPC64TargetInfo>(Triple, Opts) {
477
1
    HasAlignMac68kSupport = true;
478
1
    resetDataLayout("E-m:o-i64:64-n32:64");
479
1
  }
Unexecuted instantiation: clang::targets::DarwinPPC64TargetInfo::DarwinPPC64TargetInfo(llvm::Triple const&, clang::TargetOptions const&)
480
};
481
482
class LLVM_LIBRARY_VISIBILITY AIXPPC32TargetInfo :
483
  public AIXTargetInfo<PPC32TargetInfo> {
484
public:
485
  using AIXTargetInfo::AIXTargetInfo;
486
25
  BuiltinVaListKind getBuiltinVaListKind() const override {
487
25
    return TargetInfo::CharPtrBuiltinVaList;
488
25
  }
489
};
490
491
class LLVM_LIBRARY_VISIBILITY AIXPPC64TargetInfo :
492
  public AIXTargetInfo<PPC64TargetInfo> {
493
public:
494
  using AIXTargetInfo::AIXTargetInfo;
495
};
496
497
} // namespace targets
498
} // namespace clang
499
#endif // LLVM_CLANG_LIB_BASIC_TARGETS_PPC_H