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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [bmi2-shlx32-1.c] - Rev 691

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/* { dg-do run { target { bmi2 } } } */
/* { dg-options "-mbmi2 -O2 -dp" } */
 
#include "bmi2-check.h"
 
__attribute__((noinline))
int
calc_shlx_u32 (int a, int l)
{
  int volatile res = a;
  int i;
  for (i = 0; i < l; ++i)
    res <<= 1;
 
  return res;
}
 
static void
bmi2_test ()
{
  unsigned i;
  int src = 0xfce7ace0;
  int res, res_ref;
 
  for (i = 0; i < 5; ++i) {
    src = src * (i + 1);
 
    res_ref = calc_shlx_u32 (src, i + 1);
    res = src << (i + 1);
 
    if (res != res_ref)
      abort();
  }
}
 

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