xref: /freebsd/contrib/llvm-project/clang/lib/Basic/Targets/PPC.cpp (revision 9bc300465e48e19d794d88d0c158a2adb92c7197)
1 //===--- PPC.cpp - Implement PPC target feature support -------------------===//
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 implements PPC TargetInfo objects.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "PPC.h"
14 #include "clang/Basic/Diagnostic.h"
15 #include "clang/Basic/MacroBuilder.h"
16 #include "clang/Basic/TargetBuiltins.h"
17 
18 using namespace clang;
19 using namespace clang::targets;
20 
21 static constexpr Builtin::Info BuiltinInfo[] = {
22 #define BUILTIN(ID, TYPE, ATTRS)                                               \
23   {#ID, TYPE, ATTRS, nullptr, HeaderDesc::NO_HEADER, ALL_LANGUAGES},
24 #define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE)                               \
25   {#ID, TYPE, ATTRS, FEATURE, HeaderDesc::NO_HEADER, ALL_LANGUAGES},
26 #define LIBBUILTIN(ID, TYPE, ATTRS, HEADER)                                    \
27   {#ID, TYPE, ATTRS, nullptr, HeaderDesc::HEADER, ALL_LANGUAGES},
28 #include "clang/Basic/BuiltinsPPC.def"
29 };
30 
31 /// handleTargetFeatures - Perform initialization based on the user
32 /// configured set of features.
33 bool PPCTargetInfo::handleTargetFeatures(std::vector<std::string> &Features,
34                                          DiagnosticsEngine &Diags) {
35   FloatABI = HardFloat;
36   for (const auto &Feature : Features) {
37     if (Feature == "+altivec") {
38       HasAltivec = true;
39     } else if (Feature == "+vsx") {
40       HasVSX = true;
41     } else if (Feature == "+crbits") {
42       UseCRBits = true;
43     } else if (Feature == "+bpermd") {
44       HasBPERMD = true;
45     } else if (Feature == "+extdiv") {
46       HasExtDiv = true;
47     } else if (Feature == "+power8-vector") {
48       HasP8Vector = true;
49     } else if (Feature == "+crypto") {
50       HasP8Crypto = true;
51     } else if (Feature == "+direct-move") {
52       HasDirectMove = true;
53     } else if (Feature == "+htm") {
54       HasHTM = true;
55     } else if (Feature == "+float128") {
56       HasFloat128 = !getTriple().isOSAIX();
57     } else if (Feature == "+power9-vector") {
58       HasP9Vector = true;
59     } else if (Feature == "+power10-vector") {
60       HasP10Vector = true;
61     } else if (Feature == "+pcrelative-memops") {
62       HasPCRelativeMemops = true;
63     } else if (Feature == "+prefix-instrs") {
64       HasPrefixInstrs = true;
65     } else if (Feature == "+spe" || Feature == "+efpu2") {
66       HasStrictFP = false;
67       HasSPE = true;
68       LongDoubleWidth = LongDoubleAlign = 64;
69       LongDoubleFormat = &llvm::APFloat::IEEEdouble();
70     } else if (Feature == "-hard-float") {
71       FloatABI = SoftFloat;
72     } else if (Feature == "+paired-vector-memops") {
73       PairedVectorMemops = true;
74     } else if (Feature == "+mma") {
75       HasMMA = true;
76     } else if (Feature == "+rop-protect") {
77       HasROPProtect = true;
78     } else if (Feature == "+privileged") {
79       HasPrivileged = true;
80     } else if (Feature == "+aix-small-local-exec-tls") {
81       HasAIXSmallLocalExecTLS = true;
82     } else if (Feature == "+isa-v206-instructions") {
83       IsISA2_06 = true;
84     } else if (Feature == "+isa-v207-instructions") {
85       IsISA2_07 = true;
86     } else if (Feature == "+isa-v30-instructions") {
87       IsISA3_0 = true;
88     } else if (Feature == "+isa-v31-instructions") {
89       IsISA3_1 = true;
90     } else if (Feature == "+quadword-atomics") {
91       HasQuadwordAtomics = true;
92     }
93     // TODO: Finish this list and add an assert that we've handled them
94     // all.
95   }
96 
97   return true;
98 }
99 
100 static void defineXLCompatMacros(MacroBuilder &Builder) {
101   Builder.defineMacro("__popcntb", "__builtin_ppc_popcntb");
102   Builder.defineMacro("__poppar4", "__builtin_ppc_poppar4");
103   Builder.defineMacro("__poppar8", "__builtin_ppc_poppar8");
104   Builder.defineMacro("__eieio", "__builtin_ppc_eieio");
105   Builder.defineMacro("__iospace_eieio", "__builtin_ppc_iospace_eieio");
106   Builder.defineMacro("__isync", "__builtin_ppc_isync");
107   Builder.defineMacro("__lwsync", "__builtin_ppc_lwsync");
108   Builder.defineMacro("__iospace_lwsync", "__builtin_ppc_iospace_lwsync");
109   Builder.defineMacro("__sync", "__builtin_ppc_sync");
110   Builder.defineMacro("__iospace_sync", "__builtin_ppc_iospace_sync");
111   Builder.defineMacro("__dcbfl", "__builtin_ppc_dcbfl");
112   Builder.defineMacro("__dcbflp", "__builtin_ppc_dcbflp");
113   Builder.defineMacro("__dcbst", "__builtin_ppc_dcbst");
114   Builder.defineMacro("__dcbt", "__builtin_ppc_dcbt");
115   Builder.defineMacro("__dcbtst", "__builtin_ppc_dcbtst");
116   Builder.defineMacro("__dcbz", "__builtin_ppc_dcbz");
117   Builder.defineMacro("__icbt", "__builtin_ppc_icbt");
118   Builder.defineMacro("__compare_and_swap", "__builtin_ppc_compare_and_swap");
119   Builder.defineMacro("__compare_and_swaplp",
120                       "__builtin_ppc_compare_and_swaplp");
121   Builder.defineMacro("__fetch_and_add", "__builtin_ppc_fetch_and_add");
122   Builder.defineMacro("__fetch_and_addlp", "__builtin_ppc_fetch_and_addlp");
123   Builder.defineMacro("__fetch_and_and", "__builtin_ppc_fetch_and_and");
124   Builder.defineMacro("__fetch_and_andlp", "__builtin_ppc_fetch_and_andlp");
125   Builder.defineMacro("__fetch_and_or", "__builtin_ppc_fetch_and_or");
126   Builder.defineMacro("__fetch_and_orlp", "__builtin_ppc_fetch_and_orlp");
127   Builder.defineMacro("__fetch_and_swap", "__builtin_ppc_fetch_and_swap");
128   Builder.defineMacro("__fetch_and_swaplp", "__builtin_ppc_fetch_and_swaplp");
129   Builder.defineMacro("__ldarx", "__builtin_ppc_ldarx");
130   Builder.defineMacro("__lwarx", "__builtin_ppc_lwarx");
131   Builder.defineMacro("__lharx", "__builtin_ppc_lharx");
132   Builder.defineMacro("__lbarx", "__builtin_ppc_lbarx");
133   Builder.defineMacro("__stfiw", "__builtin_ppc_stfiw");
134   Builder.defineMacro("__stdcx", "__builtin_ppc_stdcx");
135   Builder.defineMacro("__stwcx", "__builtin_ppc_stwcx");
136   Builder.defineMacro("__sthcx", "__builtin_ppc_sthcx");
137   Builder.defineMacro("__stbcx", "__builtin_ppc_stbcx");
138   Builder.defineMacro("__tdw", "__builtin_ppc_tdw");
139   Builder.defineMacro("__tw", "__builtin_ppc_tw");
140   Builder.defineMacro("__trap", "__builtin_ppc_trap");
141   Builder.defineMacro("__trapd", "__builtin_ppc_trapd");
142   Builder.defineMacro("__fcfid", "__builtin_ppc_fcfid");
143   Builder.defineMacro("__fcfud", "__builtin_ppc_fcfud");
144   Builder.defineMacro("__fctid", "__builtin_ppc_fctid");
145   Builder.defineMacro("__fctidz", "__builtin_ppc_fctidz");
146   Builder.defineMacro("__fctiw", "__builtin_ppc_fctiw");
147   Builder.defineMacro("__fctiwz", "__builtin_ppc_fctiwz");
148   Builder.defineMacro("__fctudz", "__builtin_ppc_fctudz");
149   Builder.defineMacro("__fctuwz", "__builtin_ppc_fctuwz");
150   Builder.defineMacro("__cmpeqb", "__builtin_ppc_cmpeqb");
151   Builder.defineMacro("__cmprb", "__builtin_ppc_cmprb");
152   Builder.defineMacro("__setb", "__builtin_ppc_setb");
153   Builder.defineMacro("__cmpb", "__builtin_ppc_cmpb");
154   Builder.defineMacro("__mulhd", "__builtin_ppc_mulhd");
155   Builder.defineMacro("__mulhdu", "__builtin_ppc_mulhdu");
156   Builder.defineMacro("__mulhw", "__builtin_ppc_mulhw");
157   Builder.defineMacro("__mulhwu", "__builtin_ppc_mulhwu");
158   Builder.defineMacro("__maddhd", "__builtin_ppc_maddhd");
159   Builder.defineMacro("__maddhdu", "__builtin_ppc_maddhdu");
160   Builder.defineMacro("__maddld", "__builtin_ppc_maddld");
161   Builder.defineMacro("__rlwnm", "__builtin_ppc_rlwnm");
162   Builder.defineMacro("__rlwimi", "__builtin_ppc_rlwimi");
163   Builder.defineMacro("__rldimi", "__builtin_ppc_rldimi");
164   Builder.defineMacro("__load2r", "__builtin_ppc_load2r");
165   Builder.defineMacro("__load4r", "__builtin_ppc_load4r");
166   Builder.defineMacro("__load8r", "__builtin_ppc_load8r");
167   Builder.defineMacro("__store2r", "__builtin_ppc_store2r");
168   Builder.defineMacro("__store4r", "__builtin_ppc_store4r");
169   Builder.defineMacro("__store8r", "__builtin_ppc_store8r");
170   Builder.defineMacro("__extract_exp", "__builtin_ppc_extract_exp");
171   Builder.defineMacro("__extract_sig", "__builtin_ppc_extract_sig");
172   Builder.defineMacro("__mtfsb0", "__builtin_ppc_mtfsb0");
173   Builder.defineMacro("__mtfsb1", "__builtin_ppc_mtfsb1");
174   Builder.defineMacro("__mtfsf", "__builtin_ppc_mtfsf");
175   Builder.defineMacro("__mtfsfi", "__builtin_ppc_mtfsfi");
176   Builder.defineMacro("__insert_exp", "__builtin_ppc_insert_exp");
177   Builder.defineMacro("__fmsub", "__builtin_ppc_fmsub");
178   Builder.defineMacro("__fmsubs", "__builtin_ppc_fmsubs");
179   Builder.defineMacro("__fnmadd", "__builtin_ppc_fnmadd");
180   Builder.defineMacro("__fnmadds", "__builtin_ppc_fnmadds");
181   Builder.defineMacro("__fnmsub", "__builtin_ppc_fnmsub");
182   Builder.defineMacro("__fnmsubs", "__builtin_ppc_fnmsubs");
183   Builder.defineMacro("__fre", "__builtin_ppc_fre");
184   Builder.defineMacro("__fres", "__builtin_ppc_fres");
185   Builder.defineMacro("__swdiv_nochk", "__builtin_ppc_swdiv_nochk");
186   Builder.defineMacro("__swdivs_nochk", "__builtin_ppc_swdivs_nochk");
187   Builder.defineMacro("__alloca", "__builtin_alloca");
188   Builder.defineMacro("__vcipher", "__builtin_altivec_crypto_vcipher");
189   Builder.defineMacro("__vcipherlast", "__builtin_altivec_crypto_vcipherlast");
190   Builder.defineMacro("__vncipher", "__builtin_altivec_crypto_vncipher");
191   Builder.defineMacro("__vncipherlast",
192                       "__builtin_altivec_crypto_vncipherlast");
193   Builder.defineMacro("__vpermxor", "__builtin_altivec_crypto_vpermxor");
194   Builder.defineMacro("__vpmsumb", "__builtin_altivec_crypto_vpmsumb");
195   Builder.defineMacro("__vpmsumd", "__builtin_altivec_crypto_vpmsumd");
196   Builder.defineMacro("__vpmsumh", "__builtin_altivec_crypto_vpmsumh");
197   Builder.defineMacro("__vpmsumw", "__builtin_altivec_crypto_vpmsumw");
198   Builder.defineMacro("__divde", "__builtin_divde");
199   Builder.defineMacro("__divwe", "__builtin_divwe");
200   Builder.defineMacro("__divdeu", "__builtin_divdeu");
201   Builder.defineMacro("__divweu", "__builtin_divweu");
202   Builder.defineMacro("__alignx", "__builtin_ppc_alignx");
203   Builder.defineMacro("__bcopy", "bcopy");
204   Builder.defineMacro("__bpermd", "__builtin_bpermd");
205   Builder.defineMacro("__cntlz4", "__builtin_clz");
206   Builder.defineMacro("__cntlz8", "__builtin_clzll");
207   Builder.defineMacro("__cmplx", "__builtin_complex");
208   Builder.defineMacro("__cmplxf", "__builtin_complex");
209   Builder.defineMacro("__cnttz4", "__builtin_ctz");
210   Builder.defineMacro("__cnttz8", "__builtin_ctzll");
211   Builder.defineMacro("__darn", "__builtin_darn");
212   Builder.defineMacro("__darn_32", "__builtin_darn_32");
213   Builder.defineMacro("__darn_raw", "__builtin_darn_raw");
214   Builder.defineMacro("__dcbf", "__builtin_dcbf");
215   Builder.defineMacro("__fence", "__builtin_ppc_fence");
216   Builder.defineMacro("__fmadd", "__builtin_fma");
217   Builder.defineMacro("__fmadds", "__builtin_fmaf");
218   Builder.defineMacro("__abs", "__builtin_abs");
219   Builder.defineMacro("__labs", "__builtin_labs");
220   Builder.defineMacro("__llabs", "__builtin_llabs");
221   Builder.defineMacro("__popcnt4", "__builtin_popcount");
222   Builder.defineMacro("__popcnt8", "__builtin_popcountll");
223   Builder.defineMacro("__readflm", "__builtin_readflm");
224   Builder.defineMacro("__rotatel4", "__builtin_rotateleft32");
225   Builder.defineMacro("__rotatel8", "__builtin_rotateleft64");
226   Builder.defineMacro("__rdlam", "__builtin_ppc_rdlam");
227   Builder.defineMacro("__setflm", "__builtin_setflm");
228   Builder.defineMacro("__setrnd", "__builtin_setrnd");
229   Builder.defineMacro("__dcbtstt", "__builtin_ppc_dcbtstt");
230   Builder.defineMacro("__dcbtt", "__builtin_ppc_dcbtt");
231   Builder.defineMacro("__mftbu", "__builtin_ppc_mftbu");
232   Builder.defineMacro("__mfmsr", "__builtin_ppc_mfmsr");
233   Builder.defineMacro("__mtmsr", "__builtin_ppc_mtmsr");
234   Builder.defineMacro("__mfspr", "__builtin_ppc_mfspr");
235   Builder.defineMacro("__mtspr", "__builtin_ppc_mtspr");
236   Builder.defineMacro("__fric", "__builtin_ppc_fric");
237   Builder.defineMacro("__frim", "__builtin_ppc_frim");
238   Builder.defineMacro("__frims", "__builtin_ppc_frims");
239   Builder.defineMacro("__frin", "__builtin_ppc_frin");
240   Builder.defineMacro("__frins", "__builtin_ppc_frins");
241   Builder.defineMacro("__frip", "__builtin_ppc_frip");
242   Builder.defineMacro("__frips", "__builtin_ppc_frips");
243   Builder.defineMacro("__friz", "__builtin_ppc_friz");
244   Builder.defineMacro("__frizs", "__builtin_ppc_frizs");
245   Builder.defineMacro("__fsel", "__builtin_ppc_fsel");
246   Builder.defineMacro("__fsels", "__builtin_ppc_fsels");
247   Builder.defineMacro("__frsqrte", "__builtin_ppc_frsqrte");
248   Builder.defineMacro("__frsqrtes", "__builtin_ppc_frsqrtes");
249   Builder.defineMacro("__fsqrt", "__builtin_ppc_fsqrt");
250   Builder.defineMacro("__fsqrts", "__builtin_ppc_fsqrts");
251   Builder.defineMacro("__addex", "__builtin_ppc_addex");
252   Builder.defineMacro("__cmplxl", "__builtin_complex");
253   Builder.defineMacro("__compare_exp_uo", "__builtin_ppc_compare_exp_uo");
254   Builder.defineMacro("__compare_exp_lt", "__builtin_ppc_compare_exp_lt");
255   Builder.defineMacro("__compare_exp_gt", "__builtin_ppc_compare_exp_gt");
256   Builder.defineMacro("__compare_exp_eq", "__builtin_ppc_compare_exp_eq");
257   Builder.defineMacro("__test_data_class", "__builtin_ppc_test_data_class");
258   Builder.defineMacro("__swdiv", "__builtin_ppc_swdiv");
259   Builder.defineMacro("__swdivs", "__builtin_ppc_swdivs");
260   Builder.defineMacro("__fnabs", "__builtin_ppc_fnabs");
261   Builder.defineMacro("__fnabss", "__builtin_ppc_fnabss");
262   Builder.defineMacro("__builtin_maxfe", "__builtin_ppc_maxfe");
263   Builder.defineMacro("__builtin_maxfl", "__builtin_ppc_maxfl");
264   Builder.defineMacro("__builtin_maxfs", "__builtin_ppc_maxfs");
265   Builder.defineMacro("__builtin_minfe", "__builtin_ppc_minfe");
266   Builder.defineMacro("__builtin_minfl", "__builtin_ppc_minfl");
267   Builder.defineMacro("__builtin_minfs", "__builtin_ppc_minfs");
268   Builder.defineMacro("__builtin_mffs", "__builtin_ppc_mffs");
269   Builder.defineMacro("__builtin_mffsl", "__builtin_ppc_mffsl");
270   Builder.defineMacro("__builtin_mtfsf", "__builtin_ppc_mtfsf");
271   Builder.defineMacro("__builtin_set_fpscr_rn", "__builtin_ppc_set_fpscr_rn");
272 }
273 
274 /// PPCTargetInfo::getTargetDefines - Return a set of the PowerPC-specific
275 /// #defines that are not tied to a specific subtarget.
276 void PPCTargetInfo::getTargetDefines(const LangOptions &Opts,
277                                      MacroBuilder &Builder) const {
278 
279   // We define the XLC compatibility macros only on AIX and Linux since XLC
280   // was never available on any other platforms.
281   if (getTriple().isOSAIX() || getTriple().isOSLinux())
282     defineXLCompatMacros(Builder);
283 
284   // Target identification.
285   Builder.defineMacro("__ppc__");
286   Builder.defineMacro("__PPC__");
287   Builder.defineMacro("_ARCH_PPC");
288   Builder.defineMacro("__powerpc__");
289   Builder.defineMacro("__POWERPC__");
290   if (PointerWidth == 64) {
291     Builder.defineMacro("_ARCH_PPC64");
292     Builder.defineMacro("__powerpc64__");
293     Builder.defineMacro("__PPC64__");
294   } else if (getTriple().isOSAIX()) {
295     // The XL compilers on AIX define _ARCH_PPC64 for both 32 and 64-bit modes.
296     Builder.defineMacro("_ARCH_PPC64");
297   }
298   if (getTriple().isOSAIX()) {
299     Builder.defineMacro("__THW_PPC__");
300     // Define __PPC and __powerpc for AIX XL C/C++ compatibility
301     Builder.defineMacro("__PPC");
302     Builder.defineMacro("__powerpc");
303   }
304 
305   // Target properties.
306   if (getTriple().getArch() == llvm::Triple::ppc64le ||
307       getTriple().getArch() == llvm::Triple::ppcle) {
308     Builder.defineMacro("_LITTLE_ENDIAN");
309   } else {
310     if (!getTriple().isOSNetBSD() &&
311         !getTriple().isOSOpenBSD())
312       Builder.defineMacro("_BIG_ENDIAN");
313   }
314 
315   // ABI options.
316   if (ABI == "elfv1")
317     Builder.defineMacro("_CALL_ELF", "1");
318   if (ABI == "elfv2")
319     Builder.defineMacro("_CALL_ELF", "2");
320 
321   // This typically is only for a new enough linker (bfd >= 2.16.2 or gold), but
322   // our support post-dates this and it should work on all 64-bit ppc linux
323   // platforms. It is guaranteed to work on all elfv2 platforms.
324   if (getTriple().getOS() == llvm::Triple::Linux && PointerWidth == 64)
325     Builder.defineMacro("_CALL_LINUX", "1");
326 
327   // Subtarget options.
328   if (!getTriple().isOSAIX()){
329     Builder.defineMacro("__NATURAL_ALIGNMENT__");
330   }
331   Builder.defineMacro("__REGISTER_PREFIX__", "");
332 
333   // FIXME: Should be controlled by command line option.
334   if (LongDoubleWidth == 128) {
335     Builder.defineMacro("__LONG_DOUBLE_128__");
336     Builder.defineMacro("__LONGDOUBLE128");
337     if (Opts.PPCIEEELongDouble)
338       Builder.defineMacro("__LONG_DOUBLE_IEEE128__");
339     else
340       Builder.defineMacro("__LONG_DOUBLE_IBM128__");
341   }
342 
343   if (getTriple().isOSAIX() && Opts.LongDoubleSize == 64) {
344     assert(LongDoubleWidth == 64);
345     Builder.defineMacro("__LONGDOUBLE64");
346   }
347 
348   // Define this for elfv2 (64-bit only).
349   if (ABI == "elfv2")
350     Builder.defineMacro("__STRUCT_PARM_ALIGN__", "16");
351 
352   if (ArchDefs & ArchDefineName)
353     Builder.defineMacro(Twine("_ARCH_", StringRef(CPU).upper()));
354   if (ArchDefs & ArchDefinePpcgr)
355     Builder.defineMacro("_ARCH_PPCGR");
356   if (ArchDefs & ArchDefinePpcsq)
357     Builder.defineMacro("_ARCH_PPCSQ");
358   if (ArchDefs & ArchDefine440)
359     Builder.defineMacro("_ARCH_440");
360   if (ArchDefs & ArchDefine603)
361     Builder.defineMacro("_ARCH_603");
362   if (ArchDefs & ArchDefine604)
363     Builder.defineMacro("_ARCH_604");
364   if (ArchDefs & ArchDefinePwr4)
365     Builder.defineMacro("_ARCH_PWR4");
366   if (ArchDefs & ArchDefinePwr5)
367     Builder.defineMacro("_ARCH_PWR5");
368   if (ArchDefs & ArchDefinePwr5x)
369     Builder.defineMacro("_ARCH_PWR5X");
370   if (ArchDefs & ArchDefinePwr6)
371     Builder.defineMacro("_ARCH_PWR6");
372   if (ArchDefs & ArchDefinePwr6x)
373     Builder.defineMacro("_ARCH_PWR6X");
374   if (ArchDefs & ArchDefinePwr7)
375     Builder.defineMacro("_ARCH_PWR7");
376   if (ArchDefs & ArchDefinePwr8)
377     Builder.defineMacro("_ARCH_PWR8");
378   if (ArchDefs & ArchDefinePwr9)
379     Builder.defineMacro("_ARCH_PWR9");
380   if (ArchDefs & ArchDefinePwr10)
381     Builder.defineMacro("_ARCH_PWR10");
382   if (ArchDefs & ArchDefineA2)
383     Builder.defineMacro("_ARCH_A2");
384   if (ArchDefs & ArchDefineE500)
385     Builder.defineMacro("__NO_LWSYNC__");
386   if (ArchDefs & ArchDefineFuture)
387     Builder.defineMacro("_ARCH_PWR_FUTURE");
388 
389   if (HasAltivec) {
390     Builder.defineMacro("__VEC__", "10206");
391     Builder.defineMacro("__ALTIVEC__");
392   }
393   if (HasSPE) {
394     Builder.defineMacro("__SPE__");
395     Builder.defineMacro("__NO_FPRS__");
396   }
397   if (HasVSX)
398     Builder.defineMacro("__VSX__");
399   if (HasP8Vector)
400     Builder.defineMacro("__POWER8_VECTOR__");
401   if (HasP8Crypto)
402     Builder.defineMacro("__CRYPTO__");
403   if (HasHTM)
404     Builder.defineMacro("__HTM__");
405   if (HasFloat128)
406     Builder.defineMacro("__FLOAT128__");
407   if (HasP9Vector)
408     Builder.defineMacro("__POWER9_VECTOR__");
409   if (HasMMA)
410     Builder.defineMacro("__MMA__");
411   if (HasROPProtect)
412     Builder.defineMacro("__ROP_PROTECT__");
413   if (HasP10Vector)
414     Builder.defineMacro("__POWER10_VECTOR__");
415   if (HasPCRelativeMemops)
416     Builder.defineMacro("__PCREL__");
417 
418   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1");
419   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2");
420   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4");
421   if (PointerWidth == 64)
422     Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8");
423 
424   // We have support for the bswap intrinsics so we can define this.
425   Builder.defineMacro("__HAVE_BSWAP__", "1");
426 
427   // FIXME: The following are not yet generated here by Clang, but are
428   //        generated by GCC:
429   //
430   //   _SOFT_FLOAT_
431   //   __RECIP_PRECISION__
432   //   __APPLE_ALTIVEC__
433   //   __RECIP__
434   //   __RECIPF__
435   //   __RSQRTE__
436   //   __RSQRTEF__
437   //   _SOFT_DOUBLE_
438   //   __NO_LWSYNC__
439   //   __CMODEL_MEDIUM__
440   //   __CMODEL_LARGE__
441   //   _CALL_SYSV
442   //   _CALL_DARWIN
443 }
444 
445 // Handle explicit options being passed to the compiler here: if we've
446 // explicitly turned off vsx and turned on any of:
447 // - power8-vector
448 // - direct-move
449 // - float128
450 // - power9-vector
451 // - paired-vector-memops
452 // - mma
453 // - power10-vector
454 // then go ahead and error since the customer has expressed an incompatible
455 // set of options.
456 static bool ppcUserFeaturesCheck(DiagnosticsEngine &Diags,
457                                  const std::vector<std::string> &FeaturesVec) {
458 
459   // vsx was not explicitly turned off.
460   if (!llvm::is_contained(FeaturesVec, "-vsx"))
461     return true;
462 
463   auto FindVSXSubfeature = [&](StringRef Feature, StringRef Option) {
464     if (llvm::is_contained(FeaturesVec, Feature)) {
465       Diags.Report(diag::err_opt_not_valid_with_opt) << Option << "-mno-vsx";
466       return true;
467     }
468     return false;
469   };
470 
471   bool Found = FindVSXSubfeature("+power8-vector", "-mpower8-vector");
472   Found |= FindVSXSubfeature("+direct-move", "-mdirect-move");
473   Found |= FindVSXSubfeature("+float128", "-mfloat128");
474   Found |= FindVSXSubfeature("+power9-vector", "-mpower9-vector");
475   Found |= FindVSXSubfeature("+paired-vector-memops", "-mpaired-vector-memops");
476   Found |= FindVSXSubfeature("+mma", "-mmma");
477   Found |= FindVSXSubfeature("+power10-vector", "-mpower10-vector");
478 
479   // Return false if any vsx subfeatures was found.
480   return !Found;
481 }
482 
483 bool PPCTargetInfo::initFeatureMap(
484     llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, StringRef CPU,
485     const std::vector<std::string> &FeaturesVec) const {
486   Features["altivec"] = llvm::StringSwitch<bool>(CPU)
487                             .Case("7400", true)
488                             .Case("g4", true)
489                             .Case("7450", true)
490                             .Case("g4+", true)
491                             .Case("970", true)
492                             .Case("g5", true)
493                             .Case("pwr6", true)
494                             .Case("pwr7", true)
495                             .Case("pwr8", true)
496                             .Case("pwr9", true)
497                             .Case("ppc64", true)
498                             .Case("ppc64le", true)
499                             .Default(false);
500 
501   Features["power9-vector"] = (CPU == "pwr9");
502   Features["crypto"] = llvm::StringSwitch<bool>(CPU)
503                            .Case("ppc64le", true)
504                            .Case("pwr9", true)
505                            .Case("pwr8", true)
506                            .Default(false);
507   Features["power8-vector"] = llvm::StringSwitch<bool>(CPU)
508                                   .Case("ppc64le", true)
509                                   .Case("pwr9", true)
510                                   .Case("pwr8", true)
511                                   .Default(false);
512   Features["bpermd"] = llvm::StringSwitch<bool>(CPU)
513                            .Case("ppc64le", true)
514                            .Case("pwr9", true)
515                            .Case("pwr8", true)
516                            .Case("pwr7", true)
517                            .Default(false);
518   Features["extdiv"] = llvm::StringSwitch<bool>(CPU)
519                            .Case("ppc64le", true)
520                            .Case("pwr9", true)
521                            .Case("pwr8", true)
522                            .Case("pwr7", true)
523                            .Default(false);
524   Features["direct-move"] = llvm::StringSwitch<bool>(CPU)
525                                 .Case("ppc64le", true)
526                                 .Case("pwr9", true)
527                                 .Case("pwr8", true)
528                                 .Default(false);
529   Features["crbits"] = llvm::StringSwitch<bool>(CPU)
530                                 .Case("ppc64le", true)
531                                 .Case("pwr9", true)
532                                 .Case("pwr8", true)
533                                 .Default(false);
534   Features["vsx"] = llvm::StringSwitch<bool>(CPU)
535                         .Case("ppc64le", true)
536                         .Case("pwr9", true)
537                         .Case("pwr8", true)
538                         .Case("pwr7", true)
539                         .Default(false);
540   Features["htm"] = llvm::StringSwitch<bool>(CPU)
541                         .Case("ppc64le", true)
542                         .Case("pwr9", true)
543                         .Case("pwr8", true)
544                         .Default(false);
545 
546   // ROP Protect is off by default.
547   Features["rop-protect"] = false;
548   // Privileged instructions are off by default.
549   Features["privileged"] = false;
550 
551   // The code generated by the -maix-small-local-exec-tls option is turned
552   // off by default.
553   Features["aix-small-local-exec-tls"] = false;
554 
555   Features["spe"] = llvm::StringSwitch<bool>(CPU)
556                         .Case("8548", true)
557                         .Case("e500", true)
558                         .Default(false);
559 
560   Features["isa-v206-instructions"] = llvm::StringSwitch<bool>(CPU)
561                                           .Case("ppc64le", true)
562                                           .Case("pwr9", true)
563                                           .Case("pwr8", true)
564                                           .Case("pwr7", true)
565                                           .Case("a2", true)
566                                           .Default(false);
567 
568   Features["isa-v207-instructions"] = llvm::StringSwitch<bool>(CPU)
569                                           .Case("ppc64le", true)
570                                           .Case("pwr9", true)
571                                           .Case("pwr8", true)
572                                           .Default(false);
573 
574   Features["isa-v30-instructions"] =
575       llvm::StringSwitch<bool>(CPU).Case("pwr9", true).Default(false);
576 
577   Features["quadword-atomics"] =
578       getTriple().isArch64Bit() && llvm::StringSwitch<bool>(CPU)
579                                        .Case("pwr9", true)
580                                        .Case("pwr8", true)
581                                        .Default(false);
582 
583   // Power10 includes all the same features as Power9 plus any features specific
584   // to the Power10 core.
585   if (CPU == "pwr10" || CPU == "power10") {
586     initFeatureMap(Features, Diags, "pwr9", FeaturesVec);
587     addP10SpecificFeatures(Features);
588   }
589 
590   // Future CPU should include all of the features of Power 10 as well as any
591   // additional features (yet to be determined) specific to it.
592   if (CPU == "future") {
593     initFeatureMap(Features, Diags, "pwr10", FeaturesVec);
594     addFutureSpecificFeatures(Features);
595   }
596 
597   if (!ppcUserFeaturesCheck(Diags, FeaturesVec))
598     return false;
599 
600   if (!(ArchDefs & ArchDefinePwr7) && (ArchDefs & ArchDefinePpcgr) &&
601       llvm::is_contained(FeaturesVec, "+float128")) {
602     // We have __float128 on PPC but not pre-VSX targets.
603     Diags.Report(diag::err_opt_not_valid_with_opt) << "-mfloat128" << CPU;
604     return false;
605   }
606 
607   if (!(ArchDefs & ArchDefinePwr10)) {
608     if (llvm::is_contained(FeaturesVec, "+mma")) {
609       // MMA operations are not available pre-Power10.
610       Diags.Report(diag::err_opt_not_valid_with_opt) << "-mmma" << CPU;
611       return false;
612     }
613     if (llvm::is_contained(FeaturesVec, "+pcrel")) {
614       // PC-Relative instructions are not available pre-Power10,
615       // and these instructions also require prefixed instructions support.
616       Diags.Report(diag::err_opt_not_valid_without_opt)
617           << "-mpcrel"
618           << "-mcpu=pwr10 -mprefixed";
619       return false;
620     }
621     if (llvm::is_contained(FeaturesVec, "+prefixed")) {
622       // Prefixed instructions are not available pre-Power10.
623       Diags.Report(diag::err_opt_not_valid_without_opt) << "-mprefixed"
624                                                         << "-mcpu=pwr10";
625       return false;
626     }
627     if (llvm::is_contained(FeaturesVec, "+paired-vector-memops")) {
628       // Paired vector memops are not available pre-Power10.
629       Diags.Report(diag::err_opt_not_valid_without_opt)
630           << "-mpaired-vector-memops"
631           << "-mcpu=pwr10";
632       return false;
633     }
634   }
635 
636   if (!(ArchDefs & ArchDefinePwr8) &&
637       llvm::is_contained(FeaturesVec, "+rop-protect")) {
638     // We can turn on ROP Protect on Power 8 and above.
639     Diags.Report(diag::err_opt_not_valid_with_opt) << "-mrop-protect" << CPU;
640     return false;
641   }
642 
643   if (!(ArchDefs & ArchDefinePwr8) &&
644       llvm::is_contained(FeaturesVec, "+privileged")) {
645     Diags.Report(diag::err_opt_not_valid_with_opt) << "-mprivileged" << CPU;
646     return false;
647   }
648 
649   if (llvm::is_contained(FeaturesVec, "+aix-small-local-exec-tls")) {
650     if (!getTriple().isOSAIX() || !getTriple().isArch64Bit()) {
651       Diags.Report(diag::err_opt_not_valid_on_target)
652          << "-maix-small-local-exec-tls";
653       return false;
654     }
655   }
656 
657   return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec);
658 }
659 
660 // Add any Power10 specific features.
661 void PPCTargetInfo::addP10SpecificFeatures(
662     llvm::StringMap<bool> &Features) const {
663   Features["htm"] = false; // HTM was removed for P10.
664   Features["paired-vector-memops"] = true;
665   Features["mma"] = true;
666   Features["power10-vector"] = true;
667   Features["pcrelative-memops"] = true;
668   Features["prefix-instrs"] = true;
669   Features["isa-v31-instructions"] = true;
670 }
671 
672 // Add features specific to the "Future" CPU.
673 void PPCTargetInfo::addFutureSpecificFeatures(
674     llvm::StringMap<bool> &Features) const {}
675 
676 bool PPCTargetInfo::hasFeature(StringRef Feature) const {
677   return llvm::StringSwitch<bool>(Feature)
678       .Case("powerpc", true)
679       .Case("altivec", HasAltivec)
680       .Case("vsx", HasVSX)
681       .Case("crbits", UseCRBits)
682       .Case("power8-vector", HasP8Vector)
683       .Case("crypto", HasP8Crypto)
684       .Case("direct-move", HasDirectMove)
685       .Case("htm", HasHTM)
686       .Case("bpermd", HasBPERMD)
687       .Case("extdiv", HasExtDiv)
688       .Case("float128", HasFloat128)
689       .Case("power9-vector", HasP9Vector)
690       .Case("paired-vector-memops", PairedVectorMemops)
691       .Case("power10-vector", HasP10Vector)
692       .Case("pcrelative-memops", HasPCRelativeMemops)
693       .Case("prefix-instrs", HasPrefixInstrs)
694       .Case("spe", HasSPE)
695       .Case("mma", HasMMA)
696       .Case("rop-protect", HasROPProtect)
697       .Case("privileged", HasPrivileged)
698       .Case("aix-small-local-exec-tls", HasAIXSmallLocalExecTLS)
699       .Case("isa-v206-instructions", IsISA2_06)
700       .Case("isa-v207-instructions", IsISA2_07)
701       .Case("isa-v30-instructions", IsISA3_0)
702       .Case("isa-v31-instructions", IsISA3_1)
703       .Case("quadword-atomics", HasQuadwordAtomics)
704       .Default(false);
705 }
706 
707 void PPCTargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features,
708                                       StringRef Name, bool Enabled) const {
709   if (Enabled) {
710     if (Name == "efpu2")
711       Features["spe"] = true;
712     // If we're enabling any of the vsx based features then enable vsx and
713     // altivec. We'll diagnose any problems later.
714     bool FeatureHasVSX = llvm::StringSwitch<bool>(Name)
715                              .Case("vsx", true)
716                              .Case("direct-move", true)
717                              .Case("power8-vector", true)
718                              .Case("power9-vector", true)
719                              .Case("paired-vector-memops", true)
720                              .Case("power10-vector", true)
721                              .Case("float128", true)
722                              .Case("mma", true)
723                              .Default(false);
724     if (FeatureHasVSX)
725       Features["vsx"] = Features["altivec"] = true;
726     if (Name == "power9-vector")
727       Features["power8-vector"] = true;
728     else if (Name == "power10-vector")
729       Features["power8-vector"] = Features["power9-vector"] = true;
730     if (Name == "pcrel")
731       Features["pcrelative-memops"] = true;
732     else if (Name == "prefixed")
733       Features["prefix-instrs"] = true;
734     else
735       Features[Name] = true;
736   } else {
737     if (Name == "spe")
738       Features["efpu2"] = false;
739     // If we're disabling altivec or vsx go ahead and disable all of the vsx
740     // features.
741     if ((Name == "altivec") || (Name == "vsx"))
742       Features["vsx"] = Features["direct-move"] = Features["power8-vector"] =
743           Features["float128"] = Features["power9-vector"] =
744               Features["paired-vector-memops"] = Features["mma"] =
745                   Features["power10-vector"] = false;
746     if (Name == "power8-vector")
747       Features["power9-vector"] = Features["paired-vector-memops"] =
748           Features["mma"] = Features["power10-vector"] = false;
749     else if (Name == "power9-vector")
750       Features["paired-vector-memops"] = Features["mma"] =
751           Features["power10-vector"] = false;
752     if (Name == "pcrel")
753       Features["pcrelative-memops"] = false;
754     else if (Name == "prefixed")
755       Features["prefix-instrs"] = false;
756     else
757       Features[Name] = false;
758   }
759 }
760 
761 // Make sure that registers are added in the correct array index which should be
762 // the DWARF number for PPC registers.
763 const char *const PPCTargetInfo::GCCRegNames[] = {
764     "r0",  "r1",     "r2",   "r3",      "r4",      "r5",  "r6",  "r7",  "r8",
765     "r9",  "r10",    "r11",  "r12",     "r13",     "r14", "r15", "r16", "r17",
766     "r18", "r19",    "r20",  "r21",     "r22",     "r23", "r24", "r25", "r26",
767     "r27", "r28",    "r29",  "r30",     "r31",     "f0",  "f1",  "f2",  "f3",
768     "f4",  "f5",     "f6",   "f7",      "f8",      "f9",  "f10", "f11", "f12",
769     "f13", "f14",    "f15",  "f16",     "f17",     "f18", "f19", "f20", "f21",
770     "f22", "f23",    "f24",  "f25",     "f26",     "f27", "f28", "f29", "f30",
771     "f31", "mq",     "lr",   "ctr",     "ap",      "cr0", "cr1", "cr2", "cr3",
772     "cr4", "cr5",    "cr6",  "cr7",     "xer",     "v0",  "v1",  "v2",  "v3",
773     "v4",  "v5",     "v6",   "v7",      "v8",      "v9",  "v10", "v11", "v12",
774     "v13", "v14",    "v15",  "v16",     "v17",     "v18", "v19", "v20", "v21",
775     "v22", "v23",    "v24",  "v25",     "v26",     "v27", "v28", "v29", "v30",
776     "v31", "vrsave", "vscr", "spe_acc", "spefscr", "sfp"
777 };
778 
779 ArrayRef<const char *> PPCTargetInfo::getGCCRegNames() const {
780   return llvm::ArrayRef(GCCRegNames);
781 }
782 
783 const TargetInfo::GCCRegAlias PPCTargetInfo::GCCRegAliases[] = {
784     // While some of these aliases do map to different registers
785     // they still share the same register name.
786     {{"0"}, "r0"},     {{"1", "sp"}, "r1"}, {{"2"}, "r2"},
787     {{"3"}, "r3"},     {{"4"}, "r4"},       {{"5"}, "r5"},
788     {{"6"}, "r6"},     {{"7"}, "r7"},       {{"8"}, "r8"},
789     {{"9"}, "r9"},     {{"10"}, "r10"},     {{"11"}, "r11"},
790     {{"12"}, "r12"},   {{"13"}, "r13"},     {{"14"}, "r14"},
791     {{"15"}, "r15"},   {{"16"}, "r16"},     {{"17"}, "r17"},
792     {{"18"}, "r18"},   {{"19"}, "r19"},     {{"20"}, "r20"},
793     {{"21"}, "r21"},   {{"22"}, "r22"},     {{"23"}, "r23"},
794     {{"24"}, "r24"},   {{"25"}, "r25"},     {{"26"}, "r26"},
795     {{"27"}, "r27"},   {{"28"}, "r28"},     {{"29"}, "r29"},
796     {{"30"}, "r30"},   {{"31"}, "r31"},     {{"fr0"}, "f0"},
797     {{"fr1"}, "f1"},   {{"fr2"}, "f2"},     {{"fr3"}, "f3"},
798     {{"fr4"}, "f4"},   {{"fr5"}, "f5"},     {{"fr6"}, "f6"},
799     {{"fr7"}, "f7"},   {{"fr8"}, "f8"},     {{"fr9"}, "f9"},
800     {{"fr10"}, "f10"}, {{"fr11"}, "f11"},   {{"fr12"}, "f12"},
801     {{"fr13"}, "f13"}, {{"fr14"}, "f14"},   {{"fr15"}, "f15"},
802     {{"fr16"}, "f16"}, {{"fr17"}, "f17"},   {{"fr18"}, "f18"},
803     {{"fr19"}, "f19"}, {{"fr20"}, "f20"},   {{"fr21"}, "f21"},
804     {{"fr22"}, "f22"}, {{"fr23"}, "f23"},   {{"fr24"}, "f24"},
805     {{"fr25"}, "f25"}, {{"fr26"}, "f26"},   {{"fr27"}, "f27"},
806     {{"fr28"}, "f28"}, {{"fr29"}, "f29"},   {{"fr30"}, "f30"},
807     {{"fr31"}, "f31"}, {{"cc"}, "cr0"},
808 };
809 
810 ArrayRef<TargetInfo::GCCRegAlias> PPCTargetInfo::getGCCRegAliases() const {
811   return llvm::ArrayRef(GCCRegAliases);
812 }
813 
814 // PPC ELFABIv2 DWARF Definition "Table 2.26. Mappings of Common Registers".
815 // vs0 ~ vs31 is mapping to 32 - 63,
816 // vs32 ~ vs63 is mapping to 77 - 108.
817 // And this mapping applies to all OSes which run on powerpc.
818 const TargetInfo::AddlRegName GCCAddlRegNames[] = {
819     // Table of additional register names to use in user input.
820     {{"vs0"}, 32},   {{"vs1"}, 33},   {{"vs2"}, 34},   {{"vs3"}, 35},
821     {{"vs4"}, 36},   {{"vs5"}, 37},   {{"vs6"}, 38},   {{"vs7"}, 39},
822     {{"vs8"}, 40},   {{"vs9"}, 41},   {{"vs10"}, 42},  {{"vs11"}, 43},
823     {{"vs12"}, 44},  {{"vs13"}, 45},  {{"vs14"}, 46},  {{"vs15"}, 47},
824     {{"vs16"}, 48},  {{"vs17"}, 49},  {{"vs18"}, 50},  {{"vs19"}, 51},
825     {{"vs20"}, 52},  {{"vs21"}, 53},  {{"vs22"}, 54},  {{"vs23"}, 55},
826     {{"vs24"}, 56},  {{"vs25"}, 57},  {{"vs26"}, 58},  {{"vs27"}, 59},
827     {{"vs28"}, 60},  {{"vs29"}, 61},  {{"vs30"}, 62},  {{"vs31"}, 63},
828     {{"vs32"}, 77},  {{"vs33"}, 78},  {{"vs34"}, 79},  {{"vs35"}, 80},
829     {{"vs36"}, 81},  {{"vs37"}, 82},  {{"vs38"}, 83},  {{"vs39"}, 84},
830     {{"vs40"}, 85},  {{"vs41"}, 86},  {{"vs42"}, 87},  {{"vs43"}, 88},
831     {{"vs44"}, 89},  {{"vs45"}, 90},  {{"vs46"}, 91},  {{"vs47"}, 92},
832     {{"vs48"}, 93},  {{"vs49"}, 94},  {{"vs50"}, 95},  {{"vs51"}, 96},
833     {{"vs52"}, 97},  {{"vs53"}, 98},  {{"vs54"}, 99},  {{"vs55"}, 100},
834     {{"vs56"}, 101}, {{"vs57"}, 102}, {{"vs58"}, 103}, {{"vs59"}, 104},
835     {{"vs60"}, 105}, {{"vs61"}, 106}, {{"vs62"}, 107}, {{"vs63"}, 108},
836 };
837 
838 ArrayRef<TargetInfo::AddlRegName> PPCTargetInfo::getGCCAddlRegNames() const {
839   return llvm::ArrayRef(GCCAddlRegNames);
840 }
841 
842 static constexpr llvm::StringLiteral ValidCPUNames[] = {
843     {"generic"},     {"440"},     {"450"},    {"601"},       {"602"},
844     {"603"},         {"603e"},    {"603ev"},  {"604"},       {"604e"},
845     {"620"},         {"630"},     {"g3"},     {"7400"},      {"g4"},
846     {"7450"},        {"g4+"},     {"750"},    {"8548"},      {"970"},
847     {"g5"},          {"a2"},      {"e500"},   {"e500mc"},    {"e5500"},
848     {"power3"},      {"pwr3"},    {"power4"}, {"pwr4"},      {"power5"},
849     {"pwr5"},        {"power5x"}, {"pwr5x"},  {"power6"},    {"pwr6"},
850     {"power6x"},     {"pwr6x"},   {"power7"}, {"pwr7"},      {"power8"},
851     {"pwr8"},        {"power9"},  {"pwr9"},   {"power10"},   {"pwr10"},
852     {"powerpc"},     {"ppc"},     {"ppc32"},  {"powerpc64"}, {"ppc64"},
853     {"powerpc64le"}, {"ppc64le"}, {"future"}};
854 
855 bool PPCTargetInfo::isValidCPUName(StringRef Name) const {
856   return llvm::is_contained(ValidCPUNames, Name);
857 }
858 
859 void PPCTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const {
860   Values.append(std::begin(ValidCPUNames), std::end(ValidCPUNames));
861 }
862 
863 void PPCTargetInfo::adjust(DiagnosticsEngine &Diags, LangOptions &Opts) {
864   if (HasAltivec)
865     Opts.AltiVec = 1;
866   TargetInfo::adjust(Diags, Opts);
867   if (LongDoubleFormat != &llvm::APFloat::IEEEdouble())
868     LongDoubleFormat = Opts.PPCIEEELongDouble
869                            ? &llvm::APFloat::IEEEquad()
870                            : &llvm::APFloat::PPCDoubleDouble();
871   Opts.IEEE128 = 1;
872   if (getTriple().isOSAIX() && Opts.EnableAIXQuadwordAtomicsABI &&
873       HasQuadwordAtomics)
874     MaxAtomicInlineWidth = 128;
875 }
876 
877 ArrayRef<Builtin::Info> PPCTargetInfo::getTargetBuiltins() const {
878   return llvm::ArrayRef(BuiltinInfo,
879                         clang::PPC::LastTSBuiltin - Builtin::FirstTSBuiltin);
880 }
881