| /* { dg-do compile } */ |
| /* { dg-options "-O2 -msse" } */ |
| |
| typedef int __m64 __attribute__ ((__vector_size__ (8))); |
| |
| extern __m64 foo () ; |
| |
| void bar (const int input_bpl, const unsigned char *input, |
| unsigned char *output, unsigned long x1) |
| { |
| unsigned char *pix_end_ptr = output + x1 * 4; |
| __m64 m_original = { 0, 0 }; |
| __m64 m_base_addr = __builtin_ia32_vec_init_v2si (0, input_bpl); |
| __m64 m_addr = __builtin_ia32_paddd (m_original, m_base_addr); |
| __m64 *a0 = (__m64 *) input; |
| |
| for (; output < pix_end_ptr; output += 4) |
| { |
| a0 = (__m64 *) (input + __builtin_ia32_vec_ext_v2si (m_addr, 0)); |
| m_addr = foo (); |
| __builtin_prefetch (a0, 0); |
| } |
| } |