/* PR tree-optimization/109011 */ /* { dg-do compile } */ /* { dg-additional-options "-O3 -fno-unroll-loops --param=vect-epilogues-nomask=0 -fdump-tree-optimized" } */ /* { dg-additional-options "-mno-avx512cd -mbmi -mlzcnt -mavx512vpopcntdq" { target { { { { i?86-*-* x86_64-*-* } && avx512vpopcntdq } && lzcnt } && bmi } } } */ /* { dg-additional-options "-mdejagnu-cpu=power8" { target powerpc_vsx } } */ void foo (int *p, int *q) { #pragma omp simd for (int i = 0; i < 2048; ++i) p[i] = __builtin_ctz (q[i]); } void bar (int *p, int *q) { #pragma omp simd for (int i = 0; i < 2048; ++i) p[i] = q[i] ? __builtin_ctz (q[i]) : __SIZEOF_INT__ * __CHAR_BIT__; } void baz (int *p, int *q) { #pragma omp simd for (int i = 0; i < 2048; ++i) p[i] = __builtin_ffs (q[i]); } /* { dg-final { scan-tree-dump-times " = \.POPCOUNT \\\(vect" 3 "optimized" { target { { { { i?86-*-* x86_64-*-* } && avx512vpopcntdq } && lzcnt } && bmi } } } } */ /* { dg-final { scan-tree-dump-times " = \.CLZ \\\(vect" 3 "optimized" { target powerpc_vsx } } } */