re PR libstdc++/54869 (ext/random/simd_fast_mersenne_twister_engine/cons/default.cc FAILs)
2012-10-09 Paolo Carlini <paolo.carlini@oracle.com> PR libstdc++/54869 * include/ext/random (simd_fast_mersenne_twister_engine): Provide only for little endian targets. * include/ext/random.tcc: Likewise. * config/cpu/i486/opt/ext/opt_random.h: Likewise. * testsuite/lib/libstdc++.exp (check_v3_target_little_endian): Add. * testsuite/lib/dg-options.exp (dg-require-little-endian): Add. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ operators/equal.cc: Use the latter. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ operators/serialize.cc: Likewise. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ operators/inequal.cc: Likewise. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ cons/copy.cc: Likewise. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ cons/seed1.cc: Likewise. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ cons/seed2.cc: Likewise. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ cons/default.cc: Likewise. * testsuite/ext/random/simd_fast_mersenne_twister_engine/ cons/seed_seq.cc: Likewise. From-SVN: r192256
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Paolo Carlini
Paolo Carlini
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@ -1,3 +1,29 @@
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2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
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PR libstdc++/54869
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* include/ext/random (simd_fast_mersenne_twister_engine): Provide
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only for little endian targets.
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* include/ext/random.tcc: Likewise.
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* config/cpu/i486/opt/ext/opt_random.h: Likewise.
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* testsuite/lib/libstdc++.exp (check_v3_target_little_endian): Add.
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* testsuite/lib/dg-options.exp (dg-require-little-endian): Add.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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operators/equal.cc: Use the latter.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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operators/serialize.cc: Likewise.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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operators/inequal.cc: Likewise.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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cons/copy.cc: Likewise.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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cons/seed1.cc: Likewise.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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cons/seed2.cc: Likewise.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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cons/default.cc: Likewise.
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* testsuite/ext/random/simd_fast_mersenne_twister_engine/
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cons/seed_seq.cc: Likewise.
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2012-10-09 Jonathan Wakely <jwakely.gcc@gmail.com>
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PR libstdc++/54754
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@ -32,6 +32,8 @@
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#pragma GCC system_header
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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#ifdef __SSE2__
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namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
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@ -133,4 +135,6 @@ _GLIBCXX_END_NAMESPACE_VERSION
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#endif // __SSE2__
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#endif // __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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#endif // _EXT_OPT_RANDOM_H
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@ -47,6 +47,8 @@ namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
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{
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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/* Mersenne twister implementation optimized for vector operations.
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*
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* Reference: http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/SFMT/
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@ -380,6 +382,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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0x3bd2b64bU, 0x0c64b1e4U>
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sfmt216091_64;
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#endif // __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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/**
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* @brief A beta continuous distribution for random numbers.
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@ -37,6 +37,7 @@ namespace __gnu_cxx _GLIBCXX_VISIBILITY(default)
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{
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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template<typename _UIntType, size_t __m,
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size_t __pos1, size_t __sl1, size_t __sl2,
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@ -402,6 +403,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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return __is;
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}
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#endif // __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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/**
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* Iteration method due to M.D. J<o:>hnk.
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2010-02-16 Paolo Carlini <paolo.carlini@oracle.com>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2010, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2010-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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@ -1,10 +1,11 @@
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2008, 2009, 2010, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2008-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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@ -1,10 +1,11 @@
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2008, 2009, 2010, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2008-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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@ -1,10 +1,11 @@
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2008, 2009, 2010, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2008-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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@ -1,10 +1,11 @@
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2010-02-01 Paolo Carlini <paolo.carlini@oracle.com>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2010, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2010-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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@ -1,10 +1,11 @@
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2008, 2009, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2008-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2010-03-16 Paolo Carlini <paolo.carlini@oracle.com>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2010, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2010-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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@ -1,10 +1,11 @@
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// { dg-options "-std=c++0x" }
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// { dg-require-cstdint "" }
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// { dg-require-little-endian "" }
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//
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// 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net>
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// 2012-08-28 Ulrich Drepper <drepper@gmail.com>, adapted for SFMT
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//
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// Copyright (C) 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
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// Copyright (C) 2008-2012 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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@ -206,6 +206,15 @@ proc dg-require-static-libstdcxx { args } {
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return
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}
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proc dg-require-little-endian { args } {
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if { ![ check_v3_target_little_endian ] } {
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upvar dg-do-what dg-do-what
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set dg-do-what [list [lindex ${dg-do-what} 0] "N" "P"]
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return
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}
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return
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}
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proc add_options_for_no_pch { flags } {
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# This forces any generated and possibly included PCH to be invalid.
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return "-D__GLIBCXX__=99999999"
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@ -1736,6 +1736,57 @@ proc check_v3_target_static_libstdcxx { } {
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return $et_static_libstdcxx
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}
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proc check_v3_target_little_endian { } {
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global cxxflags
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global DEFAULT_CXXFLAGS
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global et_little_endian
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global tool
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if { ![info exists et_little_endian_target_name] } {
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set et_little_endian_target_name ""
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}
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# If the target has changed since we set the cached value, clear it.
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set current_target [current_target_name]
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if { $current_target != $et_little_endian_target_name } {
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verbose "check_v3_target_little_endian: `$et_little_endian_target_name'" 2
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set et_little_endian_target_name $current_target
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if [info exists et_little_endian] {
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verbose "check_v3_target_little_endian: removing cached result" 2
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unset et_little_endian
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}
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}
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if [info exists et_little_endian] {
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verbose "check_v3_target_little_endian: using cached result" 2
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} else {
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set et_little_endian 0
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set src little_endian[pid].cc
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set f [open $src "w"]
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puts $f "#if __BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__"
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puts $f "# error Not little endian"
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puts $f "#endif"
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close $f
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set cxxflags_saved $cxxflags
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set cxxflags "$cxxflags $DEFAULT_CXXFLAGS -Werror"
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set lines [v3_target_compile $src /dev/null preprocess ""]
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set cxxflags $cxxflags_saved
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file delete $src
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if [string match "" $lines] {
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# No error message, preprocessing succeeded.
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set et_little_endian 1
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} else {
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verbose "check_v3_target_little_endian: compilation failed" 2
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}
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}
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verbose "check_v3_target_little_endian: $et_little_endian" 2
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return $et_little_endian
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}
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set additional_prunes ""
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