Viewing file: vec-init-1.c (3.44 KB) -rw-r--r-- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
/* { dg-do run } */ /* { dg-require-effective-target vsx_hw } */ /* { dg-options "-O2 -mvsx" } */
#include <stdlib.h> #include <stddef.h> #include <altivec.h>
#define ELEMENTS -1, 2, 0, -123456 #define SPLAT 0x01234567
vector int sv = (vector int) { ELEMENTS }; vector int splat = (vector int) { SPLAT, SPLAT, SPLAT, SPLAT }; vector int sv_global, sp_global; static vector int sv_static, sp_static; static const int expected[] = { ELEMENTS };
extern void check (vector int a) __attribute__((__noinline__));
extern void check_splat (vector int a) __attribute__((__noinline__));
extern vector int pack_reg (int a, int b, int c, int d) __attribute__((__noinline__));
extern vector int pack_from_ptr (int *p_a, int *p_b, int *p_c, int *p_d) __attribute__((__noinline__));
extern vector int pack_const (void) __attribute__((__noinline__));
extern void pack_ptr (vector int *p, int a, int b, int c, int d) __attribute__((__noinline__));
extern void pack_static (int a, int b, int c, int d) __attribute__((__noinline__));
extern void pack_global (int a, int b, int c, int d) __attribute__((__noinline__));
extern vector int splat_reg (int a) __attribute__((__noinline__));
extern vector int splat_from_ptr (int *p) __attribute__((__noinline__));
extern vector int splat_const (void) __attribute__((__noinline__));
extern void splat_ptr (vector int *p, int a) __attribute__((__noinline__));
extern void splat_static (int a) __attribute__((__noinline__));
extern void splat_global (int a) __attribute__((__noinline__));
void check (vector int a) { size_t i;
for (i = 0; i < 4; i++) if (vec_extract (a, i) != expected[i]) abort (); }
void check_splat (vector int a) { size_t i;
for (i = 0; i < 4; i++) if (vec_extract (a, i) != SPLAT) abort (); }
vector int pack_reg (int a, int b, int c, int d) { return (vector int) { a, b, c, d }; }
vector int pack_from_ptr (int *p_a, int *p_b, int *p_c, int *p_d) { return (vector int) { *p_a, *p_b, *p_c, *p_d }; }
vector int pack_const (void) { return (vector int) { ELEMENTS }; }
void pack_ptr (vector int *p, int a, int b, int c, int d) { *p = (vector int) { a, b, c, d }; }
void pack_static (int a, int b, int c, int d) { sv_static = (vector int) { a, b, c, d }; }
void pack_global (int a, int b, int c, int d) { sv_global = (vector int) { a, b, c, d }; }
vector int splat_reg (int a) { return (vector int) { a, a, a, a }; }
vector int splat_from_ptr (int *p) { return (vector int) { *p, *p, *p, *p }; }
vector int splat_const (void) { return (vector int) { SPLAT, SPLAT, SPLAT, SPLAT }; }
void splat_ptr (vector int *p, int a) { *p = (vector int) { a, a, a, a }; }
void splat_static (int a) { sp_static = (vector int) { a, a, a, a }; }
void splat_global (int a) { sp_global = (vector int) { a, a, a, a }; }
int main (void) { vector int sv2, sv3; int mem = SPLAT; int mem2[4] = { ELEMENTS };
check (sv);
check (pack_reg (ELEMENTS));
check (pack_from_ptr (&mem2[0], &mem2[1], &mem2[2], &mem2[3]));
check (pack_const ());
pack_ptr (&sv2, ELEMENTS); check (sv2);
pack_static (ELEMENTS); check (sv_static);
pack_global (ELEMENTS); check (sv_global);
check_splat (splat);
check_splat (splat_reg (SPLAT));
check_splat (splat_from_ptr (&mem));
check_splat (splat_const ());
splat_ptr (&sv2, SPLAT); check_splat (sv2);
splat_static (SPLAT); check_splat (sp_static);
splat_global (SPLAT); check_splat (sp_global);
return 0; }
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