1 // RUN: %clang_cc1 -triple=powerpc-apple-darwin8 -faltivec -fsyntax-only -verify -std=c++11 %s
2 // RUN: %clang_cc1 -triple=powerpc64-unknown-linux-gnu -faltivec -fsyntax-only -verify -std=c++11 %s
3 // RUN: %clang_cc1 -triple=powerpc64le-unknown-linux-gnu -faltivec -fsyntax-only -verify -std=c++11 %s
4 #include <altivec.h>
5
6 __vector char vv_c;
7 __vector signed char vv_sc;
8 __vector unsigned char vv_uc;
9 __vector short vv_s;
10 __vector signed short vv_ss;
11 __vector unsigned short vv_us;
12 __vector short int vv_si;
13 __vector signed short int vv_ssi;
14 __vector unsigned short int vv_usi;
15 __vector int vv_i;
16 __vector signed int vv_sint;
17 __vector unsigned int vv_ui;
18 __vector float vv_f;
19 __vector bool char vv_bc;
20 __vector bool short vv_bs;
21 __vector bool int vv_bi;
22 __vector __bool char vv___bc;
23 __vector __bool short vv___bs;
24 __vector __bool int vv___bi;
25 __vector __pixel vv_p;
26 __vector pixel vv__p;
27 __vector int vf__r();
28 void vf__a(__vector int a);
29 void vf__a2(int b, __vector int a);
30
31 vector char v_c;
32 vector signed char v_sc;
33 vector unsigned char v_uc;
34 vector short v_s;
35 vector signed short v_ss;
36 vector unsigned short v_us;
37 vector short int v_si;
38 vector signed short int v_ssi;
39 vector unsigned short int v_usi;
40 vector int v_i;
41 vector signed int v_sint;
42 vector unsigned int v_ui;
43 vector float v_f;
44 vector bool char v_bc;
45 vector bool short v_bs;
46 vector bool int v_bi;
47 vector __bool char v___bc;
48 vector __bool short v___bs;
49 vector __bool int v___bi;
50 vector __pixel v_p;
51 vector pixel v__p;
52 vector int f__r();
53 void f_a(vector int a);
54 void f_a2(int b, vector int a);
55
56 vector int v = (vector int)(-1);
57
58 // These should have warnings.
59 __vector long vv_l; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
60 __vector signed long vv_sl; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
61 __vector unsigned long vv_ul; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
62 __vector long int vv_li; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
63 __vector signed long int vv_sli; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
64 __vector unsigned long int vv_uli; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
65 vector long v_l; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
66 vector signed long v_sl; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
67 vector unsigned long v_ul; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
68 vector long int v_li; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
69 vector signed long int v_sli; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
70 vector unsigned long int v_uli; // expected-warning {{Use of 'long' with '__vector' is deprecated}}
71 __vector long double vv_ld; // expected-error {{cannot use 'long double' with '__vector'}}
72 vector long double v_ld; // expected-error {{cannot use 'long double' with '__vector'}}
73
74 // These should have errors.
75 __vector double vv_d1; // expected-error {{use of 'double' with '__vector' requires VSX support to be enabled (available on POWER7 or later)}}
76 vector double v_d2; // expected-error {{use of 'double' with '__vector' requires VSX support to be enabled (available on POWER7 or later)}}
77 __vector bool long long v_bll1; // expected-error {{use of 'long long' with '__vector bool' requires VSX support (available on POWER7 or later) or extended Altivec support (available on POWER8 or later) to be enabled}}
78 __vector __bool long long v_bll2; // expected-error {{use of 'long long' with '__vector bool' requires VSX support (available on POWER7 or later) or extended Altivec support (available on POWER8 or later) to be enabled}}
79 vector bool long long v_bll3; // expected-error {{use of 'long long' with '__vector bool' requires VSX support (available on POWER7 or later) or extended Altivec support (available on POWER8 or later) to be enabled}}
80 vector __bool long long v_bll4; // expected-error {{use of 'long long' with '__vector bool' requires VSX support (available on POWER7 or later) or extended Altivec support (available on POWER8 or later) to be enabled}}
81 __vector long double vv_ld3; // expected-error {{cannot use 'long double' with '__vector'}}
82 vector long double v_ld4; // expected-error {{cannot use 'long double' with '__vector'}}
83 vector bool v_b; // expected-error {{C++ requires a type specifier for all declarations}}
84 vector bool float v_bf; // expected-error {{cannot use 'float' with '__vector bool'}}
85 vector bool double v_bd; // expected-error {{cannot use 'double' with '__vector bool'}}
86 vector bool pixel v_bp; // expected-error {{cannot use '__pixel' with '__vector bool'}}
87 vector bool signed char v_bsc; // expected-error {{cannot use 'signed' with '__vector bool'}}
88 vector bool unsigned int v_bsc2; // expected-error {{cannot use 'unsigned' with '__vector bool'}}
89 vector bool long v_bl; // expected-error {{cannot use 'long' with '__vector bool'}}
90 vector __bool float v___bf; // expected-error {{cannot use 'float' with '__vector bool'}}
91 vector __bool double v___bd; // expected-error {{cannot use 'double' with '__vector bool'}}
92 vector __bool pixel v___bp; // expected-error {{cannot use '__pixel' with '__vector bool'}}
93 vector __bool signed char v___bsc; // expected-error {{cannot use 'signed' with '__vector bool'}}
94 vector __bool unsigned int v___bsc2; // expected-error {{cannot use 'unsigned' with '__vector bool'}}
95 vector __bool long v___bl; // expected-error {{cannot use 'long' with '__vector bool'}}
96
97 // vector long is deprecated, but vector long long is not.
98 vector long long v_ll;
99 vector signed long long v_sll;
100 vector unsigned long long v_ull;
101
f()102 void f() {
103 __vector unsigned int v = {0,0,0,0};
104 __vector int v__cast = (__vector int)v;
105 __vector int v_cast = (vector int)v;
106 __vector char vb_cast = (vector char)v;
107
108 // Check some casting between gcc and altivec vectors.
109 #define gccvector __attribute__((vector_size(16)))
110 gccvector unsigned int gccv = {0,0,0,0};
111 gccvector unsigned int gccv1 = gccv;
112 gccvector int gccv2 = (gccvector int)gccv;
113 gccvector unsigned int gccv3 = v;
114 __vector unsigned int av = gccv;
115 __vector int avi = (__vector int)gccv;
116 gccvector unsigned int gv = v;
117 gccvector int gvi = (gccvector int)v;
118 __attribute__((vector_size(8))) unsigned int gv8;
119 gv8 = gccv; // expected-error {{assigning to '__attribute__((__vector_size__(2 * sizeof(unsigned int)))) unsigned int' (vector of 2 'unsigned int' values) from incompatible type '__attribute__((__vector_size__(4 * sizeof(unsigned int)))) unsigned int' (vector of 4 'unsigned int' values)}}
120 av = gv8; // expected-error {{assigning to '__vector unsigned int' (vector of 4 'unsigned int' values) from incompatible type '__attribute__((__vector_size__(2 * sizeof(unsigned int)))) unsigned int' (vector of 2 'unsigned int' values)}}
121
122 v = gccv;
123 __vector unsigned int tv = gccv;
124 gccv = v;
125 gccvector unsigned int tgv = v;
126 }
127
128 // Now for the C++ version:
129
130 class vc__v {
131 __vector int v;
132 __vector int f__r();
133 void f__a(__vector int a);
134 void f__a2(int b, __vector int a);
135 };
136
137 class c_v {
138 vector int v;
139 vector int f__r();
140 void f__a(vector int a);
141 void f__a2(int b, vector int a);
142 };
143
144
145 // bug 6895 - Vectorl literal casting confusion.
146 vector char v1 = (vector char)((vector int)(1, 2, 3, 4));
147 vector char v2 = (vector char)((vector float)(1.0f, 2.0f, 3.0f, 4.0f));
148 vector char v3 = (vector char)((vector int)('a', 'b', 'c', 'd'));
149 vector int v4 = (vector int)(1, 2, 3, 4);
150 vector float v5 = (vector float)(1.0f, 2.0f, 3.0f, 4.0f);
151 vector char v6 = (vector char)((vector int)(1+2, -2, (int)(2.0 * 3), -(5-3)));
152
153 // bug 7553 - Problem with '==' and vectors
func()154 void func() {
155 bool res_b;
156 res_b = (vv_sc == vv_sc);
157 res_b = (vv_uc != vv_uc);
158 res_b = (vv_s > vv_s);
159 res_b = (vv_us >= vv_us);
160 res_b = (vv_i < vv_i);
161 res_b = (vv_ui <= vv_ui);
162 res_b = (vv_f <= vv_f);
163 }
164
165 // vecreturn attribute test
166 struct Vector
167 {
168 __vector float xyzw;
169 } __attribute__((vecreturn));
170
Add(Vector lhs,Vector rhs)171 Vector Add(Vector lhs, Vector rhs)
172 {
173 Vector result;
174 result.xyzw = vec_add(lhs.xyzw, rhs.xyzw);
175 return result; // This will (eventually) be returned in a register
176 }
177
178 // vecreturn attribute test - should error because of virtual function.
179 class VectorClassNonPod
180 {
181 __vector float xyzw;
182 public:
VectorClassNonPod()183 VectorClassNonPod() {}
~VectorClassNonPod()184 virtual ~VectorClassNonPod() {}
185 } __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)}}
186
187 // vecreturn attribute test - should error because of virtual function.
188 class VectorClassMultipleMembers
189 {
190 public:
191 __vector float xyzw;
192 __vector float abcd;
193 } __attribute__((vecreturn)); // expected-error {{the vecreturn attribute can only be used on a class or structure with one member, which must be a vector}}
194
PR16874()195 template<typename... Args> void PR16874() {
196 (void) (Args::foo()...); // expected-error {{expression contains unexpanded parameter pack 'Args'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
197 }
198
199