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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [bmi2-shrx64-1.c] - Rev 848
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/* { dg-do run { target { bmi2 && { ! ia32 } } } } */ /* { dg-options "-mbmi2 -O2 -dp" } */ #include "bmi2-check.h" __attribute__((noinline)) unsigned long long calc_shrx_u64 (unsigned long long a, int l) { unsigned long long volatile res = a; int i; for (i = 0; i < l; ++i) res >>= 1; return res; } static void bmi2_test () { unsigned i; unsigned long long src = 0xce7ace0ce7ace0; unsigned long long res, res_ref; for (i = 0; i < 5; ++i) { src = src * (i + 1); res_ref = calc_shrx_u64 (src, i + 1); res = src >> (i + 1); if (res != res_ref) abort(); } }
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