1/* Copyright (C) 2003 Free Software Foundation. 2 3 Test memcpy and memset in presence of redirect. */ 4 5#define ASMNAME(cname) ASMNAME2 (__USER_LABEL_PREFIX__, cname) 6#define ASMNAME2(prefix, cname) STRING (prefix) cname 7#define STRING(x) #x 8 9typedef __SIZE_TYPE__ size_t; 10extern void abort (void); 11extern void *memcpy (void *, const void *, size_t) 12 __asm (ASMNAME ("my_memcpy")); 13extern void bcopy (const void *, void *, size_t) 14 __asm (ASMNAME ("my_bcopy")); 15extern void *memset (void *, int, size_t) 16 __asm (ASMNAME ("my_memset")); 17extern void bzero (void *, size_t) 18 __asm (ASMNAME ("my_bzero")); 19extern int memcmp (const void *, const void *, size_t); 20 21struct A { char c[32]; } a = { "foobar" }; 22char x[64] = "foobar", y[64]; 23int i = 39, j = 6, k = 4; 24 25extern int inside_main; 26 27void 28main_test (void) 29{ 30 struct A b = a; 31 struct A c = { { 'x' } }; 32 33 inside_main = 1; 34 35 if (memcmp (b.c, x, 32) || c.c[0] != 'x' || memcmp (c.c + 1, x + 32, 31)) 36 abort (); 37 if (__builtin_memcpy (y, x, i) != y || memcmp (x, y, 64)) 38 abort (); 39 if (memcpy (y + 6, x, j) != y + 6 40 || memcmp (x, y, 6) || memcmp (x, y + 6, 58)) 41 abort (); 42 if (__builtin_memset (y + 2, 'X', k) != y + 2 43 || memcmp (y, "foXXXXfoobar", 13)) 44 abort (); 45 bcopy (y + 1, y + 2, 6); 46 if (memcmp (y, "fooXXXXfobar", 13)) 47 abort (); 48 __builtin_bzero (y + 4, 2); 49 if (memcmp (y, "fooX\0\0Xfobar", 13)) 50 abort (); 51} 52