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comparison gcc/testsuite/g++.dg/torture/pr82985.C @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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111:04ced10e8804 131:84e7813d76e9
1 /* { dg-do compile } */
2 /* { dg-additional-options "-w" } */
3 /* { dg-additional-options "-mavx2" { target { x86_64-*-* i?86-*-* } } } */
4
5 namespace std {
6 template < typename _Default > struct __detector { using type = _Default; };
7 template < typename _Default, template < typename > class >
8 using __detected_or = __detector< _Default >;
9 template < typename _Default, template < typename > class _Op >
10 using __detected_or_t = typename __detected_or< _Default, _Op >::type;
11 template < typename > struct iterator_traits;
12 template < typename _Tp > struct iterator_traits< _Tp * > {
13 typedef _Tp reference;
14 };
15 } // std
16 using std::iterator_traits;
17 template < typename _Iterator, typename > struct __normal_iterator {
18 typename iterator_traits< _Iterator >::reference operator*();
19 void operator++();
20 };
21 template < typename _IteratorL, typename _IteratorR, typename _Container >
22 int operator!=(__normal_iterator< _IteratorL, _Container >,
23 __normal_iterator< _IteratorR, _Container >);
24 namespace std {
25 template < typename _Tp > struct allocator { typedef _Tp value_type; };
26 struct __allocator_traits_base {
27 template < typename _Tp > using __pointer = typename _Tp::pointer;
28 };
29 template < typename _Alloc > struct allocator_traits : __allocator_traits_base {
30 using pointer = __detected_or_t< typename _Alloc::value_type *, __pointer >;
31 };
32 } // std
33 typedef double __m128d __attribute__((__vector_size__(16)));
34 typedef double __m256d __attribute__((__vector_size__(32)));
35 enum { InnerVectorizedTraversal, LinearVectorizedTraversal };
36 enum { ReadOnlyAccessors };
37 template < int, typename Then, typename > struct conditional {
38 typedef Then type;
39 };
40 template < typename Then, typename Else > struct conditional< 0, Then, Else > {
41 typedef Else type;
42 };
43 template < typename, typename > struct is_same {
44 enum { value };
45 };
46 template < typename T > struct is_same< T, T > {
47 enum { value = 1 };
48 };
49 template < typename > struct traits;
50 struct accessors_level {
51 enum { has_direct_access, has_write_access, value };
52 };
53 template < typename > struct EigenBase;
54 template < typename > struct PlainObjectBase;
55 template < typename, int = accessors_level::value > struct DenseCoeffsBase;
56 template < typename, int, int, int = 0, int = 0, int = 0 > struct Matrix;
57 template < typename > struct MatrixBase;
58 template < typename, int, int, bool = 0 > struct Block;
59 struct VectorBlock;
60 template < typename, typename > struct CwiseNullaryOp;
61 template < typename, typename, typename > struct CwiseBinaryOp;
62 template < typename, int = accessors_level::has_write_access > struct MapBase;
63 template < typename > struct packet_traits;
64 template < typename > struct unpacket_traits;
65 template < int Size, typename PacketType,
66 int = Size == is_same< PacketType, typename unpacket_traits<
67 PacketType >::half >::value >
68 struct find_best_packet_helper;
69 template < int Size, typename PacketType >
70 struct find_best_packet_helper< Size, PacketType, 1 > {
71 typedef PacketType type;
72 };
73 template < int Size, typename PacketType >
74 struct find_best_packet_helper< Size, PacketType, 0 > {
75 typedef typename find_best_packet_helper<
76 1, typename unpacket_traits< PacketType >::half >::type type;
77 };
78 template < typename T, int Size > struct find_best_packet {
79 typedef typename find_best_packet_helper<
80 Size, typename packet_traits< T >::type >::type type;
81 };
82 struct compute_matrix_flags {
83 enum { ret = 1 };
84 };
85 struct ref_selector {
86 typedef Matrix< double, 10, 1 > &type;
87 };
88 template < typename Derived > struct dense_xpr_base {
89 typedef MatrixBase< Derived > type;
90 };
91 template < typename ExpressionType > struct is_lvalue {
92 enum { value = traits< ExpressionType >::Flags };
93 };
94 template < typename Packet > void pmul(Packet);
95 template < typename Packet >
96 Packet pload(const typename unpacket_traits< Packet >::type *);
97 template < typename Packet >
98 Packet pset1(const typename unpacket_traits< Packet >::type &);
99 template < typename Scalar, typename Packet > void pstoreu(Scalar, Packet &);
100 template < typename Packet, int >
101 Packet ploadt(const typename unpacket_traits< Packet >::type *from) {
102 return pload< Packet >(from);
103 }
104 template < typename Scalar, typename Packet, int >
105 void pstoret(Scalar *to, const Packet from) {
106 pstoreu(to, from);
107 }
108 typedef __m128d Packet2d;
109 template <> struct unpacket_traits< Packet2d > {
110 typedef double type;
111 typedef Packet2d half;
112 };
113 template <> Packet2d pload(const double *from) { return *(__m128d *)from; }
114 typedef __m256d Packet4d;
115 template <> struct packet_traits< double > { typedef Packet4d type; };
116 template <> struct unpacket_traits< Packet4d > {
117 typedef double type;
118 typedef Packet2d half;
119 };
120 __m256d pset1___trans_tmp_1;
121 template <> Packet4d pset1(const double &) {
122 int __A;
123 pset1___trans_tmp_1 = __m256d{__A};
124 return pset1___trans_tmp_1;
125 }
126 template <> void pstoreu(double *to, const Packet4d &from) {
127 *(__attribute__((__vector_size__(4 * sizeof(double)))) double *)to = from;
128 }
129 struct scalar_product_op {
130 template < typename Packet > void packetOp(Packet a, Packet) { pmul(a); }
131 };
132 struct scalar_constant_op {
133 template < typename PacketType > PacketType packetOp() {
134 return pset1< PacketType >(0);
135 }
136 };
137 struct assign_op {
138 template < int, typename Packet > void assignPacket(double *a, Packet b) {
139 pstoret< double, Packet, 0 >(a, b);
140 }
141 };
142 template < typename Derived >
143 struct DenseCoeffsBase< Derived, 0 > : EigenBase< Derived > {};
144 template < typename Derived >
145 struct DenseCoeffsBase< Derived > : DenseCoeffsBase< Derived, 0 > {};
146 template < typename Derived > struct DenseBase : DenseCoeffsBase< Derived > {
147 using DenseCoeffsBase< Derived >::derived;
148 enum { SizeAtCompileTime, MaxSizeAtCompileTime };
149 static CwiseNullaryOp< scalar_constant_op, Derived > Constant();
150 Derived &setConstant();
151 struct FixedSegmentReturnType {
152 typedef VectorBlock Type;
153 };
154 template < int > typename FixedSegmentReturnType::Type segment() {
155 return typename FixedSegmentReturnType::Type(derived(), 0, 0);
156 }
157 };
158 template < typename Derived > struct MatrixBase : DenseBase< Derived > {
159 using DenseBase< Derived >::derived;
160 template < typename OtherDerived >
161 CwiseBinaryOp< scalar_product_op, const Derived, const OtherDerived >
162 cwiseProduct(OtherDerived) {
163 return CwiseBinaryOp< scalar_product_op, const Derived,
164 const OtherDerived >(derived(), derived());
165 }
166 template < typename OtherDerived >
167 Derived &operator=(const DenseBase< OtherDerived > &);
168 };
169 template < typename Derived > struct EigenBase {
170 Derived &derived() { return *static_cast< Derived * >(this); }
171 Derived derived() const;
172 };
173 template < typename > struct binary_evaluator;
174 template < typename Derived > struct evaluator {
175 typedef Derived PlainObjectType;
176 typedef typename PlainObjectType::Scalar Scalar;
177 enum { IsVectorAtCompileTime, Flags };
178 evaluator(PlainObjectType m) : m_data(m.data()) {}
179 Scalar &coeffRef(int, int);
180 template < int, typename PacketType > PacketType packet(int, int) {
181 return ploadt< PacketType, 0 >(m_data);
182 }
183 const Scalar *m_data;
184 };
185 template < typename Scalar, int Rows, int Cols, int Options, int MaxRows,
186 int MaxCols >
187 struct evaluator< Matrix< Scalar, Rows, Cols, Options, MaxRows, MaxCols > >
188 : evaluator< PlainObjectBase< Matrix< Scalar, Rows, Cols > > > {
189 typedef Matrix< Scalar, Rows, Cols > XprType;
190 evaluator(XprType m) : evaluator< PlainObjectBase< XprType > >(m) {}
191 };
192 struct nullary_wrapper {
193 template < typename T, typename IndexType >
194 T packetOp(scalar_constant_op op, IndexType, IndexType) {
195 return op.packetOp< T >();
196 }
197 };
198 template < typename NullaryOp, typename PlainObjectType >
199 struct evaluator< CwiseNullaryOp< NullaryOp, PlainObjectType > > {
200 evaluator(CwiseNullaryOp< NullaryOp, PlainObjectType >);
201 template < int, typename PacketType, typename IndexType >
202 PacketType packet(IndexType row, IndexType col) {
203 return m_wrapper.packetOp< PacketType >(m_functor, row, col);
204 }
205 NullaryOp m_functor;
206 nullary_wrapper m_wrapper;
207 };
208 template < typename BinaryOp, typename Lhs, typename Rhs >
209 struct evaluator< CwiseBinaryOp< BinaryOp, Lhs, Rhs > >
210 : binary_evaluator< CwiseBinaryOp< BinaryOp, Lhs, Rhs > > {
211 evaluator(CwiseBinaryOp< BinaryOp, Lhs, Rhs > xpr)
212 : binary_evaluator< CwiseBinaryOp< BinaryOp, Lhs, Rhs > >(xpr) {}
213 };
214 template < typename BinaryOp, typename Lhs, typename Rhs >
215 struct binary_evaluator< CwiseBinaryOp< BinaryOp, Lhs, Rhs > > {
216 binary_evaluator(CwiseBinaryOp< BinaryOp, Lhs, Rhs > xpr)
217 : m_lhsImpl(xpr.lhs()), m_rhsImpl(xpr.rhs()) {}
218 template < int, typename PacketType > PacketType packet(int, int) {
219 PacketType __trans_tmp_1 = m_lhsImpl.template packet< 0, PacketType >(0, 0);
220 PacketType __trans_tmp_2;
221 m_functor.packetOp(__trans_tmp_1, __trans_tmp_2);
222 }
223 BinaryOp m_functor;
224 evaluator< Lhs > m_lhsImpl;
225 evaluator< Rhs > m_rhsImpl;
226 };
227 template < typename Derived > struct mapbase_evaluator {
228 typedef Derived XprType;
229 mapbase_evaluator(XprType map) : m_data(map.data()) {}
230 typename XprType::Scalar &coeffRef(int, int) { return m_data[0]; }
231 typename XprType::PointerType m_data;
232 };
233 template < int > struct block_evaluator;
234 template < typename ArgType, int BlockRows, int BlockCols, bool InnerPanel >
235 struct evaluator< Block< ArgType, BlockRows, BlockCols, InnerPanel > >
236 : block_evaluator< BlockCols > {
237 enum { Flags };
238 evaluator(Block< ArgType, 1, 1 > block) : block_evaluator< 1 >(block) {}
239 };
240 template < int BlockCols >
241 struct block_evaluator
242 : mapbase_evaluator< Block< Matrix< double, 10, 1 >, 1, BlockCols > > {
243 typedef Block< Matrix< double, 10, 1 >, 1, BlockCols > XprType;
244 block_evaluator(XprType block) : mapbase_evaluator< XprType >(block) {}
245 };
246 template < typename DstEvaluator > struct copy_using_evaluator_traits {
247 typedef typename DstEvaluator::XprType Dst;
248 typedef typename Dst::Scalar DstScalar;
249 enum { DstFlags = DstEvaluator::Flags };
250 enum { InnerSize = DstFlags };
251 typedef typename conditional<
252 int() == LinearVectorizedTraversal,
253 typename find_best_packet< DstScalar, Dst::SizeAtCompileTime >::type,
254 typename find_best_packet< DstScalar, InnerSize >::type >::type
255 PacketType;
256 };
257 template < typename Kernel >
258 struct copy_using_evaluator_innervec_CompleteUnrolling {
259 enum { outer, inner, SrcAlignment, DstAlignment };
260 static void run(Kernel kernel) {
261 kernel.template assignPacketByOuterInner< DstAlignment, SrcAlignment,
262 typename Kernel::PacketType >(
263 outer, inner);
264 }
265 };
266 template < typename Kernel > struct dense_assignment_loop {
267 static void run(Kernel kernel) {
268 copy_using_evaluator_innervec_CompleteUnrolling< Kernel >::run(kernel);
269 }
270 };
271 template < typename DstEvaluatorTypeT, typename SrcEvaluatorTypeT,
272 typename Functor >
273 struct generic_dense_assignment_kernel {
274 typedef DstEvaluatorTypeT DstXprType;
275 typedef DstEvaluatorTypeT DstEvaluatorType;
276 typedef SrcEvaluatorTypeT SrcEvaluatorType;
277 typedef typename copy_using_evaluator_traits< DstEvaluatorTypeT >::PacketType
278 PacketType;
279 generic_dense_assignment_kernel(DstEvaluatorType dst, SrcEvaluatorType src,
280 Functor, DstXprType dstExpr)
281 : m_dst(dst), m_src(src), m_dstExpr(dstExpr) {}
282 template < int StoreMode, int LoadMode, typename >
283 void assignPacketByOuterInner(long, long) {
284 long row;
285 long col;
286 m_functor.template assignPacket< StoreMode >(
287 &m_dst.coeffRef(row, col),
288 m_src.template packet< LoadMode, PacketType >(row, col));
289 }
290 DstEvaluatorType &m_dst;
291 SrcEvaluatorType m_src;
292 Functor m_functor;
293 DstXprType m_dstExpr;
294 };
295 template < typename DstXprType, typename SrcXprType, typename Functor >
296 void call_dense_assignment_loop(DstXprType dst, SrcXprType src, Functor func) {
297 typedef evaluator< DstXprType > DstEvaluatorType;
298 typedef evaluator< SrcXprType > SrcEvaluatorType;
299 SrcEvaluatorType srcEvaluator(src);
300 DstEvaluatorType dstEvaluator(dst);
301 typedef generic_dense_assignment_kernel< DstEvaluatorType, SrcEvaluatorType,
302 Functor >
303 Kernel;
304 Kernel kernel(dstEvaluator, srcEvaluator, func, dst);
305 dense_assignment_loop< Kernel >::run(kernel);
306 }
307 template < typename, typename, typename > struct Assignment;
308 template < typename Dst, typename Src > void call_assignment(Dst dst, Src src) {
309 call_assignment(dst, src, assign_op());
310 }
311 template < typename Dst, typename Src, typename Func >
312 void call_assignment(Dst dst, Src src, Func func) {
313 call_assignment_no_alias(dst, src, func);
314 }
315 template < typename Dst, typename Src, typename Func >
316 void call_assignment_no_alias(Dst dst, Src src, Func func) {
317 enum { NeedToTranspose };
318 Assignment< typename conditional< NeedToTranspose, int, Dst >::type, Src,
319 Func >::run(dst, src, func);
320 }
321 template < typename DstXprType, typename SrcXprType, typename Functor >
322 struct Assignment {
323 static void run(DstXprType dst, SrcXprType src, Functor func) {
324 call_dense_assignment_loop(dst, src, func);
325 }
326 };
327 template < typename Derived >
328 template < typename OtherDerived >
329 Derived &MatrixBase< Derived >::
330 operator=(const DenseBase< OtherDerived > &other) {
331 call_assignment(derived(), other.derived());
332 }
333 template < int Size > struct plain_array { double array[Size]; };
334 template < int Size > class DenseStorage {
335 plain_array< Size > m_data;
336
337 public:
338 const double *data() const { return m_data.array; }
339 double *data() { return m_data.array; }
340 };
341 template < typename Derived >
342 struct PlainObjectBase : dense_xpr_base< Derived >::type {
343 typedef typename dense_xpr_base< Derived >::type Base;
344 typedef typename traits< Derived >::Scalar Scalar;
345 DenseStorage< Base::MaxSizeAtCompileTime > m_storage;
346 const Scalar *data() const { return m_storage.data(); }
347 Scalar *data() { return m_storage.data(); }
348 PlainObjectBase() {}
349 template < typename OtherDerived > PlainObjectBase(OtherDerived other) {
350 call_assignment_no_alias(this->derived(), other, assign_op());
351 }
352 };
353 template < typename _Scalar, int _Rows, int _Cols, int _Options, int _MaxRows,
354 int _MaxCols >
355 struct traits< Matrix< _Scalar, _Rows, _Cols, _Options, _MaxRows, _MaxCols > > {
356 typedef _Scalar Scalar;
357 enum { Flags = compute_matrix_flags::ret };
358 };
359 template < typename, int _Rows, int _Cols, int, int, int >
360 struct Matrix : PlainObjectBase< Matrix< double, _Rows, _Cols > > {
361 PlainObjectBase< Matrix > Base;
362 Matrix() {}
363 template < typename OtherDerived > Matrix(OtherDerived other) : Base(other) {}
364 };
365 template < typename, typename, typename > struct CwiseBinaryOp {
366 typedef ref_selector::type LhsNested;
367 CwiseBinaryOp(Matrix< double, 10, 1 > &aLhs, Matrix< double, 0, 0 >)
368 : m_lhs(aLhs) {}
369 LhsNested lhs() { return m_lhs; }
370 Matrix< double, 8, 1 > rhs() {}
371 LhsNested m_lhs;
372 };
373 template < typename NullaryOp, typename >
374 struct CwiseNullaryOp
375 : dense_xpr_base< CwiseNullaryOp< NullaryOp, int > >::type {};
376 template < typename Derived > Derived &DenseBase< Derived >::setConstant() {
377 derived() = Constant();
378 }
379 template < typename Derived >
380 struct MapBase< Derived, ReadOnlyAccessors > : dense_xpr_base< Derived >::type {
381 typedef typename dense_xpr_base< Derived >::type Base;
382 typedef typename traits< Derived >::Scalar Scalar;
383 typedef typename conditional< is_lvalue< Derived >::value, Scalar *,
384 Scalar >::type PointerType;
385 Scalar *data() { return m_data; }
386 MapBase(PointerType dataPtr, long, long) : m_data(dataPtr) {}
387 PointerType m_data;
388 };
389 template < typename Derived >
390 struct MapBase< Derived > : MapBase< Derived, ReadOnlyAccessors > {
391 typedef MapBase< Derived, ReadOnlyAccessors > Base;
392 MapBase(typename Base::PointerType dataPtr, long rows, long cols)
393 : Base(dataPtr, rows, cols) {}
394 using MapBase< Derived, ReadOnlyAccessors >::Base::operator=;
395 };
396 template < typename XprType, int BlockRows, int BlockCols, bool InnerPanel >
397 struct traits< Block< XprType, BlockRows, BlockCols, InnerPanel > >
398 : traits< XprType > {};
399 template < int, int > struct BlockImpl_dense;
400 template < typename, int, int, typename > class BlockImpl;
401 template < typename, int BlockRows, int BlockCols, bool >
402 struct Block : BlockImpl< Matrix< double, 10, 1 >, BlockRows, BlockCols, int > {
403 typedef BlockImpl< Matrix< double, 10, 1 >, BlockRows, BlockCols, int > Impl;
404 using Impl::operator=;
405 Block(Matrix< double, 10, 1 > &xpr, long startRow, long startCol,
406 long blockRows, long blockCols)
407 : Impl(xpr, startRow, startCol, blockRows, blockCols) {}
408 };
409 template < typename XprType, int BlockRows, int BlockCols >
410 struct BlockImpl< XprType, BlockRows, BlockCols, int >
411 : BlockImpl_dense< BlockRows, BlockCols > {
412 typedef BlockImpl_dense< BlockRows, BlockCols > Impl;
413 typedef Impl Base;
414 using Base::operator=;
415 BlockImpl(XprType &xpr, long startRow, long startCol, long blockRows,
416 long blockCols)
417 : Impl(xpr, startRow, startCol, blockRows, blockCols) {}
418 };
419 template < int BlockRows, int BlockCols >
420 struct BlockImpl_dense
421 : MapBase< Block< Matrix< double, 10, 1 >, BlockRows, BlockCols > > {
422 typedef MapBase< Block< Matrix< double, 10, 1 >, BlockRows, BlockCols > >
423 Base;
424 using Base::operator=;
425 BlockImpl_dense(Matrix< double, 10, 1 > &xpr, long, long, long blockRows,
426 long blockCols)
427 : Base(xpr.data(), blockRows, blockCols) {}
428 };
429 struct VectorBlock : Block< int, traits< Matrix< double, 0, 1 > >::Flags, 1 > {
430 VectorBlock(Matrix< double, 10, 1 > &vector, long start, long size)
431 : Block(vector, 0, start, 1, size) {}
432 };
433 namespace std {
434 template < typename _Alloc > struct _Vector_base {
435 typedef typename allocator_traits< _Alloc >::pointer pointer;
436 };
437 template < typename _Tp, typename _Alloc = allocator< _Tp > > class vector {
438 public:
439 typedef __normal_iterator< typename _Vector_base< _Alloc >::pointer, int >
440 iterator;
441 iterator begin();
442 iterator end();
443 };
444 struct FrameHessian {
445 Matrix< double, 0, 1 > step;
446 void setState(Matrix< double, 0, 1 >);
447 };
448 struct FullSystem {
449 bool doStepFromBackup();
450 vector< FrameHessian * > frameHessians;
451 };
452 bool FullSystem::doStepFromBackup() {
453 Matrix< double, 10, 1 > pstepfac;
454 pstepfac.segment< 4 >().setConstant();
455 for (FrameHessian *fh : frameHessians)
456 fh->setState(pstepfac.cwiseProduct(fh->step));
457 }
458 } // namespace std