1// RUN: %clang_cc1 -triple=powerpc-apple-darwin8 -faltivec -fsyntax-only -verify %s
2
3__vector char vv_c;
4__vector signed char vv_sc;
5__vector unsigned char vv_uc;
6__vector short vv_s;
7__vector signed  short vv_ss;
8__vector unsigned  short vv_us;
9__vector short int vv_si;
10__vector signed short int vv_ssi;
11__vector unsigned short int vv_usi;
12__vector int vv_i;
13__vector signed int vv_sint;
14__vector unsigned int vv_ui;
15__vector float vv_f;
16__vector bool char vv_bc;
17__vector bool short vv_bs;
18__vector bool int vv_bi;
19__vector __pixel vv_p;
20__vector pixel vv__p;
21__vector int vf__r();
22void vf__a(__vector int a);
23void vf__a2(int b, __vector int a);
24
25vector char v_c;
26vector signed char v_sc;
27vector unsigned char v_uc;
28vector short v_s;
29vector signed  short v_ss;
30vector unsigned  short v_us;
31vector short int v_si;
32vector signed short int v_ssi;
33vector unsigned short int v_usi;
34vector int v_i;
35vector signed int v_sint;
36vector unsigned int v_ui;
37vector float v_f;
38vector bool char v_bc;
39vector bool short v_bs;
40vector bool int v_bi;
41vector __pixel v_p;
42vector pixel v__p;
43vector int f__r();
44void f_a(vector int a);
45void f_a2(int b, vector int a);
46
47vector int v = (vector int)(-1);
48
49// These should have warnings.
50__vector long vv_l;                 // expected-warning {{Use of 'long' with '__vector' is deprecated}}
51__vector signed long vv_sl;         // expected-warning {{Use of 'long' with '__vector' is deprecated}}
52__vector unsigned long vv_ul;       // expected-warning {{Use of 'long' with '__vector' is deprecated}}
53__vector long int vv_li;            // expected-warning {{Use of 'long' with '__vector' is deprecated}}
54__vector signed long int vv_sli;    // expected-warning {{Use of 'long' with '__vector' is deprecated}}
55__vector unsigned long int vv_uli;  // expected-warning {{Use of 'long' with '__vector' is deprecated}}
56vector long v_l;                    // expected-warning {{Use of 'long' with '__vector' is deprecated}}
57vector signed long v_sl;            // expected-warning {{Use of 'long' with '__vector' is deprecated}}
58vector unsigned long v_ul;          // expected-warning {{Use of 'long' with '__vector' is deprecated}}
59vector long int v_li;               // expected-warning {{Use of 'long' with '__vector' is deprecated}}
60vector signed long int v_sli;       // expected-warning {{Use of 'long' with '__vector' is deprecated}}
61vector unsigned long int v_uli;     // expected-warning {{Use of 'long' with '__vector' is deprecated}}
62__vector long double  vv_ld;        // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
63vector long double  v_ld;           // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
64
65// These should have errors.
66__vector double vv_d1;               // expected-error {{cannot use 'double' with '__vector'}}
67vector double v_d2;                  // expected-error {{cannot use 'double' with '__vector'}}
68__vector long double  vv_ld3;        // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
69vector long double  v_ld4;           // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
70vector bool v_b;                     // expected-error {{C++ requires a type specifier for all declarations}}
71vector bool float v_bf;              // expected-error {{cannot use 'float' with '__vector bool'}}
72vector bool double v_bd;             // expected-error {{cannot use 'double' with '__vector bool'}}
73vector bool pixel v_bp;              // expected-error {{cannot use '__pixel' with '__vector bool'}}
74vector bool signed char v_bsc;       // expected-error {{cannot use 'signed' with '__vector bool'}}
75vector bool unsigned int v_bsc2;      // expected-error {{cannot use 'unsigned' with '__vector bool'}}
76vector bool long v_bl;               // expected-error {{cannot use 'long' with '__vector bool'}}
77vector bool long long v_bll;         // expected-error {{cannot use 'long long' with '__vector bool'}}
78
79void f() {
80  __vector unsigned int v = {0,0,0,0};
81  __vector int v__cast = (__vector int)v;
82  __vector int v_cast = (vector int)v;
83  __vector char vb_cast = (vector char)v;
84
85  // Check some casting between gcc and altivec vectors.
86  #define gccvector __attribute__((vector_size(16)))
87  gccvector unsigned int gccv = {0,0,0,0};
88  gccvector unsigned int gccv1 = gccv;
89  gccvector int gccv2 = (gccvector int)gccv;
90  gccvector unsigned int gccv3 = v;
91  __vector unsigned int av = gccv;
92  __vector int avi = (__vector int)gccv;
93  gccvector unsigned int gv = v;
94  gccvector int gvi = (gccvector int)v;
95  __attribute__((vector_size(8))) unsigned int gv8;
96  gv8 = gccv;     // expected-error {{assigning to '__attribute__((__vector_size__(2 * sizeof(unsigned int)))) unsigned int' from incompatible type '__attribute__((__vector_size__(4 * sizeof(unsigned int)))) unsigned int'}}
97  av = gv8;       // expected-error {{assigning to '__vector unsigned int' from incompatible type '__attribute__((__vector_size__(2 * sizeof(unsigned int)))) unsigned int'}}
98
99  v = gccv;
100  __vector unsigned int tv = gccv;
101  gccv = v;
102  gccvector unsigned int tgv = v;
103}
104
105// Now for the C++ version:
106
107class vc__v {
108  __vector int v;
109  __vector int f__r();
110  void f__a(__vector int a);
111  void f__a2(int b, __vector int a);
112};
113
114class c_v {
115  vector int v;
116  vector int f__r();
117  void f__a(vector int a);
118  void f__a2(int b, vector int a);
119};
120
121
122// bug 6895 - Vectorl literal casting confusion.
123vector char v1 = (vector char)((vector int)(1, 2, 3, 4));
124vector char v2 = (vector char)((vector float)(1.0f, 2.0f, 3.0f, 4.0f));
125vector char v3 = (vector char)((vector int)('a', 'b', 'c', 'd'));
126vector int v4 = (vector int)(1, 2, 3, 4);
127vector float v5 = (vector float)(1.0f, 2.0f, 3.0f, 4.0f);
128vector char v6 = (vector char)((vector int)(1+2, -2, (int)(2.0 * 3), -(5-3)));
129
130// bug 7553 - Problem with '==' and vectors
131void func() {
132  bool res_b;
133  res_b = (vv_sc == vv_sc);
134  res_b = (vv_uc != vv_uc);
135  res_b = (vv_s > vv_s);
136  res_b = (vv_us >= vv_us);
137  res_b = (vv_i < vv_i);
138  res_b = (vv_ui <= vv_ui);
139  res_b = (vv_f <= vv_f);
140}
141
142// vecreturn attribute test
143struct Vector
144{
145	__vector float xyzw;
146} __attribute__((vecreturn));
147
148Vector Add(Vector lhs, Vector rhs)
149{
150	Vector result;
151	result.xyzw = vec_add(lhs.xyzw, rhs.xyzw);
152	return result; // This will (eventually) be returned in a register
153}
154
155// vecreturn attribute test - should error because of virtual function.
156class VectorClassNonPod
157{
158	__vector float xyzw;
159public:
160  VectorClassNonPod() {}
161  virtual ~VectorClassNonPod() {}
162} __attribute__((vecreturn));     // expected-error {{the vecreturn attribute can only be used on a POD (plain old data) class or structure (i.e. no virtual functions)}}
163
164// vecreturn attribute test - should error because of virtual function.
165class VectorClassMultipleMembers
166{
167public:
168	__vector float xyzw;
169	__vector float abcd;
170} __attribute__((vecreturn));     // expected-error {{the vecreturn attribute can only be used on a class or structure with one member, which must be a vector}}
171