altivec.c revision dd17394d225b06376e9ae1d23f36cec463fdef01 
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 vv_b;
17__vector __pixel vv_p;
18__vector pixel vv__p;
19__vector int vf__r();
20void vf__a(__vector int a);
21void vf__a2(int b, __vector int a);
22
23vector char v_c;
24vector signed char v_sc;
25vector unsigned char v_uc;
26vector short v_s;
27vector signed  short v_ss;
28vector unsigned  short v_us;
29vector short int v_si;
30vector signed short int v_ssi;
31vector unsigned short int v_usi;
32vector int v_i;
33vector signed int v_sint;
34vector unsigned int v_ui;
35vector float v_f;
36vector bool v_b;
37vector __pixel v_p;
38vector pixel v__p;
39vector int f__r();
40void f_a(vector int a);
41void f_a2(int b, vector int a);
42
43// These should have warnings.
44__vector long vv_l;                 // expected-warning {{Use of 'long' with '__vector' is deprecated}}
45__vector signed long vv_sl;         // expected-warning {{Use of 'long' with '__vector' is deprecated}}
46__vector unsigned long vv_ul;       // expected-warning {{Use of 'long' with '__vector' is deprecated}}
47__vector long int vv_li;            // expected-warning {{Use of 'long' with '__vector' is deprecated}}
48__vector signed long int vv_sli;    // expected-warning {{Use of 'long' with '__vector' is deprecated}}
49__vector unsigned long int vv_uli;  // expected-warning {{Use of 'long' with '__vector' is deprecated}}
50vector long v_l;                    // expected-warning {{Use of 'long' with '__vector' is deprecated}}
51vector signed long v_sl;            // expected-warning {{Use of 'long' with '__vector' is deprecated}}
52vector unsigned long v_ul;          // expected-warning {{Use of 'long' with '__vector' is deprecated}}
53vector long int v_li;               // expected-warning {{Use of 'long' with '__vector' is deprecated}}
54vector signed long int v_sli;       // expected-warning {{Use of 'long' with '__vector' is deprecated}}
55vector unsigned long int v_uli;     // expected-warning {{Use of 'long' with '__vector' is deprecated}}
56__vector long double  vv_ld;        // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
57vector long double  v_ld;           // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
58
59// These should have errors.
60__vector double vv_d;               // expected-error {{cannot use 'double' with '__vector'}}
61__vector double vv_d;               // expected-error {{cannot use 'double' with '__vector'}}
62vector double v_d;                  // expected-error {{cannot use 'double' with '__vector'}}
63vector double v_d;                  // expected-error {{cannot use 'double' with '__vector'}}
64__vector long double  vv_ld;        // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
65vector long double  v_ld;           // expected-warning {{Use of 'long' with '__vector' is deprecated}} expected-error {{cannot use 'double' with '__vector'}}
66
67void f() {
68  __vector unsigned int v = {0,0,0,0};
69  __vector int v__cast = (__vector int)v;
70  __vector int v_cast = (vector int)v;
71  __vector char vb_cast = (vector char)v;
72
73  // Check some casting between gcc and altivec vectors.
74  #define gccvector __attribute__((vector_size(16)))
75  gccvector unsigned int gccv = {0,0,0,0};
76  gccvector unsigned int gccv1 = gccv;
77  gccvector int gccv2 = (gccvector int)gccv;
78  gccvector unsigned int gccv3 = v;
79  __vector unsigned int av = gccv;
80  __vector int avi = (__vector int)gccv;
81  gccvector unsigned int gv = v;
82  gccvector int gvi = (gccvector int)v;
83  __attribute__((vector_size(8))) unsigned int gv8;
84  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'}}
85  av = gv8;       // expected-error {{assigning to '__vector unsigned int' from incompatible type '__attribute__((__vector_size__(2 * sizeof(unsigned int)))) unsigned int'}}
86
87  v = gccv;
88  __vector unsigned int tv = gccv;
89  gccv = v;
90  gccvector unsigned int tgv = v;
91}
92