1 /* PR66119 - MOVE_RATIO is not constant in a compiler run, so Scalar
2 Reduction of Aggregates must ask the back-end more than once what
3 the value of MOVE_RATIO now is. */
4
5 /* { dg-do compile { target { { i?86-*-* x86_64-*-* } && c++11 } } } */
6 /* { dg-options "-O3 -mavx -fdump-tree-sra -march=slm -mtune=slm" } */
7
8 #include <immintrin.h>
9
10 class MyAVX
11 {
12 __m256d data;
13 public:
14 MyAVX () = default;
15 MyAVX (const MyAVX &) = default;
MyAVX(__m256d _data)16 MyAVX (__m256d _data) : data(_data) { ; }
17
18 MyAVX & operator= (const MyAVX &) = default;
19
__m256d()20 operator __m256d () const { return data; }
21 MyAVX operator+ (MyAVX s2) { return data+s2.data; }
22 };
23
24 template <typename T> class AVX_trait { ; };
25
26 template <> class AVX_trait<double> {
27 public:
28 typedef __m256d TSIMD;
29 };
30
31
32 template <typename T>
33 class MyTSIMD
34 {
35 typename AVX_trait<T>::TSIMD data;
36
37 public:
38 MyTSIMD () = default;
39 MyTSIMD (const MyTSIMD &) = default;
40 // MyTSIMD (const MyTSIMD & s2) : data(s2.data) { ; }
MyTSIMD(typename AVX_trait<T>::TSIMD _data)41 MyTSIMD (typename AVX_trait<T>::TSIMD _data) : data(_data) { ; }
42
TSIMD()43 operator typename AVX_trait<T>::TSIMD() const { return data; }
44 MyTSIMD operator+ (MyTSIMD s2) { return data+s2.data; }
45 };
46
47 // using MyVec = MyAVX;
48 using MyVec = MyTSIMD<double>;
49
50 class Vec2
51 {
52 MyVec a, b;
53 public:
Vec2(MyVec aa,MyVec ab)54 Vec2 (MyVec aa, MyVec ab) : a(aa), b(ab) { ; }
55 Vec2 operator+ (Vec2 v2) { return Vec2(a+v2.a, b+v2.b); }
56 };
57
58 inline __attribute__ ((__always_inline__))
ComputeSomething(Vec2 a,Vec2 b)59 Vec2 ComputeSomething (Vec2 a, Vec2 b)
60 {
61 return a+b;
62 }
63
TestFunction(Vec2 a,Vec2 b)64 Vec2 TestFunction (Vec2 a, Vec2 b)
65 {
66 return ComputeSomething (a,b);
67 }
68
69 /* { dg-final { scan-tree-dump "Created a replacement for b" "sra" } } */
70