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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [bmi2-bzhi32-1.c] - Rev 848
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/* { dg-do run { target { bmi2 } } } */ /* { dg-options "-mbmi2 -O2" } */ #include <x86intrin.h> #include "bmi2-check.h" __attribute__((noinline)) unsigned calc_bzhi_u32 (unsigned a, int l) { unsigned res = a; int i; for (i = 0; i < 32 - l; ++i) res &= ~(1 << (31 - i)); return res; } static void bmi2_test () { unsigned i; unsigned src = 0xce7ace0f; unsigned res, res_ref; for (i = 0; i < 5; ++i) { src = src * (i + 1); res_ref = calc_bzhi_u32 (src, i * 2); res = _bzhi_u32 (src, i * 2); if (res != res_ref) abort(); } }
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