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111
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1 /* PR66119 - MOVE_RATIO is not constant in a compiler run, so Scalar
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2 Reduction of Aggregates must ask the back-end more than once what
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3 the value of MOVE_RATIO now is. */
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4
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5 /* { dg-do compile { target { { i?86-*-* x86_64-*-* } && c++11 } } } */
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6 /* { dg-options "-O3 -mavx -fdump-tree-sra -march=slm -mtune=slm" } */
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7
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8 #include <immintrin.h>
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9
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10 class MyAVX
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11 {
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12 __m256d data;
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13 public:
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14 MyAVX () = default;
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15 MyAVX (const MyAVX &) = default;
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16 MyAVX (__m256d _data) : data(_data) { ; }
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17
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18 MyAVX & operator= (const MyAVX &) = default;
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19
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20 operator __m256d () const { return data; }
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21 MyAVX operator+ (MyAVX s2) { return data+s2.data; }
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22 };
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23
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24 template <typename T> class AVX_trait { ; };
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25
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26 template <> class AVX_trait<double> {
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27 public:
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28 typedef __m256d TSIMD;
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29 };
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30
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31
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32 template <typename T>
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33 class MyTSIMD
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34 {
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35 typename AVX_trait<T>::TSIMD data;
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36
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37 public:
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38 MyTSIMD () = default;
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39 MyTSIMD (const MyTSIMD &) = default;
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40 // MyTSIMD (const MyTSIMD & s2) : data(s2.data) { ; }
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41 MyTSIMD (typename AVX_trait<T>::TSIMD _data) : data(_data) { ; }
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42
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43 operator typename AVX_trait<T>::TSIMD() const { return data; }
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44 MyTSIMD operator+ (MyTSIMD s2) { return data+s2.data; }
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45 };
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46
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47 // using MyVec = MyAVX;
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48 using MyVec = MyTSIMD<double>;
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49
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50 class Vec2
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51 {
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52 MyVec a, b;
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53 public:
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54 Vec2 (MyVec aa, MyVec ab) : a(aa), b(ab) { ; }
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55 Vec2 operator+ (Vec2 v2) { return Vec2(a+v2.a, b+v2.b); }
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56 };
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57
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58 inline __attribute__ ((__always_inline__))
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59 Vec2 ComputeSomething (Vec2 a, Vec2 b)
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60 {
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61 return a+b;
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62 }
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63
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64 Vec2 TestFunction (Vec2 a, Vec2 b)
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65 {
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66 return ComputeSomething (a,b);
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67 }
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68
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69 /* { dg-final { scan-tree-dump "Created a replacement for b" "sra" } } */
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