/* { dg-do compile } */ /* { dg-options "-O2 -mbmi2 -fdump-tree-optimized" } */ /* { dg-final { scan-tree-dump-not "link_error" "optimized" } } */ #include extern void link_error (void); unsigned int a; unsigned long long b; int main () { asm volatile ("" : : "g" (&a), "g" (&b) : "memory"); if (_pdep_u32 (0xabcdef98, 0xffff0000) != 0xef980000 || _pdep_u32 (0xabcdef98, 0xffffff00) != 0xcdef9800 || _pdep_u32 (0xabcdef98, 0x0f0f0f0f) != 0x0e0f0908 || _pdep_u32 (0xabcdef98, 0xff0fff0f) != 0xcd0ef908 || _pdep_u32 (0xabcdef98, 0x000fffff) != 0xdef98 || _pdep_u32 (a, 0xffffffff) != a) link_error (); #ifdef __x86_64__ if (_pdep_u64 (0xabcdef9876543210UL, 0xffffffff00000000UL) != 0x7654321000000000UL || _pdep_u64 (0xabcdef9876543210UL, 0xffffffffffffff00UL) != 0xcdef987654321000UL || _pdep_u64 (0xabcdef9876543210UL, 0x0f0f0f0f0f0f0f0fUL) != 0x0706050403020100UL || _pdep_u64 (0xabcdef9876543210UL, 0xff0fff0fff0fff0fUL) != 0xef09870654032100UL || _pdep_u64 (0xabcdef9876543210UL, 0x00000000000fffffUL) != 0x43210UL || _pdep_u64 (b, 0xffffffffffffffffUL) != b) link_error (); #endif return 0; }