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|
# 2 "bits-tst.c"
/* Drive the bit test routines */
long long
calc (const char *call,
long long val,
int row,
int col)
{
if (strcmp (call, "MASK") == 0)
return MASKED (val, row, col);
if (strcmp (call, "MASK16") == 0)
return MASKED16 (val, row, col);
if (strcmp (call, "MASK32") == 0)
return MASKED32 (val, row, col);
if (strcmp (call, "MASK64") == 0)
return MASKED64 (val, row, col);
if (strcmp (call, "EXTRACT") == 0)
return EXTRACTED (val, row, col);
if (strcmp (call, "EXTRACT16") == 0)
return EXTRACTED16 (val, row, col);
if (strcmp (call, "EXTRACT32") == 0)
return EXTRACTED32 (val, row, col);
if (strcmp (call, "EXTRACT64") == 0)
return EXTRACTED64 (val, row, col);
if (strcmp (call, "LSEXTRACT") == 0)
return LSEXTRACTED (val, row, col);
if (strcmp (call, "LSEXTRACT16") == 0)
return LSEXTRACTED16 (val, row, col);
if (strcmp (call, "LSEXTRACT32") == 0)
return LSEXTRACTED32 (val, row, col);
if (strcmp (call, "LSEXTRACT64") == 0)
return LSEXTRACTED64 (val, row, col);
if (strcmp (call, "MSEXTRACT") == 0)
return MSEXTRACTED (val, row, col);
if (strcmp (call, "MSEXTRACT16") == 0)
return MSEXTRACTED16 (val, row, col);
if (strcmp (call, "MSEXTRACT32") == 0)
return MSEXTRACTED32 (val, row, col);
if (strcmp (call, "MSEXTRACT64") == 0)
return MSEXTRACTED64 (val, row, col);
if (strcmp (call, "INSERT") == 0)
return INSERTED (val, row, col);
if (strcmp (call, "INSERT16") == 0)
return INSERTED16 (val, row, col);
if (strcmp (call, "INSERT32") == 0)
return INSERTED32 (val, row, col);
if (strcmp (call, "INSERT64") == 0)
return INSERTED64 (val, row, col);
if (strcmp (call, "LSINSERT") == 0)
return LSINSERTED (val, row, col);
if (strcmp (call, "LSINSERT16") == 0)
return LSINSERTED16 (val, row, col);
if (strcmp (call, "LSINSERT32") == 0)
return LSINSERTED32 (val, row, col);
if (strcmp (call, "LSINSERT64") == 0)
return LSINSERTED64 (val, row, col);
if (strcmp (call, "MSINSERT") == 0)
return MSINSERTED (val, row, col);
if (strcmp (call, "MSINSERT16") == 0)
return MSINSERTED16 (val, row, col);
if (strcmp (call, "MSINSERT32") == 0)
return MSINSERTED32 (val, row, col);
if (strcmp (call, "MSINSERT64") == 0)
return MSINSERTED64 (val, row, col);
if (strcmp (call, "MSMASK") == 0)
return MSMASKED (val, row, col);
if (strcmp (call, "MSMASK16") == 0)
return MSMASKED16 (val, row, col);
if (strcmp (call, "MSMASK32") == 0)
return MSMASKED32 (val, row, col);
if (strcmp (call, "MSMASK64") == 0)
return MSMASKED64 (val, row, col);
if (strcmp (call, "LSMASK") == 0)
return LSMASKED (val, row, col);
if (strcmp (call, "LSMASK16") == 0)
return LSMASKED16 (val, row, col);
if (strcmp (call, "LSMASK32") == 0)
return LSMASKED32 (val, row, col);
if (strcmp (call, "LSMASK64") == 0)
return LSMASKED64 (val, row, col);
if (strcmp (call, "ROT16") == 0)
return ROT16 (val, col);
if (strcmp (call, "ROT32") == 0)
return ROT32 (val, col);
if (strcmp (call, "ROT64") == 0)
return ROT64 (val, col);
if (strcmp (call, "SEXT16") == 0)
return SEXT16 (val, col);
if (strcmp (call, "SEXT32") == 0)
return SEXT32 (val, col);
if (strcmp (call, "SEXT64") == 0)
return SEXT64 (val, col);
if (strcmp (call, "SEXT") == 0)
return SEXT (val, col);
if (strcmp (call, "LSSEXT16") == 0)
return LSSEXT16 (val, col);
if (strcmp (call, "LSSEXT32") == 0)
return LSSEXT32 (val, col);
if (strcmp (call, "LSSEXT64") == 0)
return LSSEXT64 (val, col);
if (strcmp (call, "LSSEXT") == 0)
return LSSEXT (val, col);
if (strcmp (call, "MSSEXT16") == 0)
return MSSEXT16 (val, col);
if (strcmp (call, "MSSEXT32") == 0)
return MSSEXT32 (val, col);
if (strcmp (call, "MSSEXT64") == 0)
return MSSEXT64 (val, col);
if (strcmp (call, "MSSEXT") == 0)
return MSSEXT (val, col);
else
{
fprintf (stderr, "Unknown call passed to calc (%s, 0x%08lx%08lx, %d, %d)\n",
call, (long)(val >> 32), (long)val, row, col);
abort ();
return val;
}
}
int
check_sext (int nr_bits,
const char *sexted,
const char *masked,
const char *msmasked)
{
int errors = 0;
int col;
for (col = 0; col < nr_bits; col ++)
{
long long mask = calc (masked, -1, col, col);
long long msmask = calc (msmasked, -1,
0, (WITH_TARGET_WORD_MSB ? nr_bits - col - 1 : col));
long long sext = calc (sexted, mask, -1, col);
long long mask_1 = mask >> 1;
long long sext_1 = calc (sexted, mask_1, -1, col);
if (mask_1 != sext_1)
{
fprintf (stderr, "%s:%d: ", __FILE__, __LINE__);
fprintf (stderr, " %s(0x%08lx%08lx,%d) != 0x%08lx%08lx\n",
sexted,
(long)(mask_1 >> 32), (long)mask_1,
col,
(long)(sext_1 >> 32), (long)sext_1);
errors ++;
}
if (sext != msmask)
{
fprintf (stderr, "%s:%d: ", __FILE__, __LINE__);
fprintf (stderr, " %s(0x%08lx%08lx,%d) == 0x%08lx%08lx wrong, != 0x%08lx%08lx\n",
sexted, (long)(mask >> 32), (long)mask, col,
(long)(sext >> 32), (long)sext,
(long)(msmask >> 32), (long)msmask);
errors ++;
}
}
return errors;
}
int
check_rot (int nr_bits,
const char *roted,
const char *masked)
{
int errors = 0;
int row;
int col;
for (row = 0; row < nr_bits; row++)
for (col = 0; col < nr_bits; col++)
if ((WITH_TARGET_WORD_MSB == 0 && row <= col)
|| (WITH_TARGET_WORD_MSB != 0 && row >= col))
{
long long mask = calc (masked, -1, row, col);
int shift;
for (shift = -nr_bits + 1; shift < nr_bits; shift ++)
{
long long rot = calc (roted, mask, -1, shift);
long long urot = calc (roted, rot, -1, -shift);
if (mask != urot
|| (shift == 0 && rot != mask)
|| (shift != 0 && rot == mask && abs(row - col) != (nr_bits - 1)))
{
fprintf (stderr, "%s:%d: ", __FILE__, __LINE__);
fprintf (stderr, " %s(%s(0x%08lx%08lx,%d) == 0x%08lx%08lx, %d) failed\n",
roted, roted,
(long)(mask >> 32), (long)mask, shift,
(long)(urot >> 32), (long)urot, -shift);
errors ++;
}
}
}
return errors;
}
int
check_extract (int nr_bits,
const char *extracted,
const char *inserted,
const char *masked)
{
int errors = 0;
int row;
int col;
for (row = 0; row < nr_bits; row++)
for (col = 0; col < nr_bits; col ++)
if ((WITH_TARGET_WORD_MSB == 0 && row <= col)
|| (WITH_TARGET_WORD_MSB != 0 && row >= col))
{
long long mask = calc (masked, -1, row, col);
long long extr = calc (extracted, mask, row, col);
long long inst = calc (inserted, extr, row, col);
if (mask != inst)
{
fprintf (stderr, "%s:%d: ", __FILE__, __LINE__);
fprintf (stderr, " %s(%d,%d)=0x%08lx%08lx -> %s=0x%08lx%08lx -> %s=0x%08lx%08lx failed\n",
masked, row, col, (long)(mask >> 32), (long)mask,
extracted, (long)(extr >> 32), (long)extr,
inserted, (long)(inst >> 32), (long)inst);
errors ++;
}
}
return errors;
}
int
check_bits (int call,
test_spec **tests)
{
int r;
int c;
int errors = 0;
while (*tests != NULL)
{
int nr_rows = (*tests)->nr_rows;
int nr_cols = (*tests)->nr_cols;
test_tuples *tuples = (*tests)->tuples;
for (r = 0; r < nr_rows; r++)
for (c = 0; c < nr_cols; c++)
{
int i = r * nr_rows + c;
test_tuples *tuple = &tuples[i];
if (tuple->col >= 0)
{
long long val = (!call ? tuple->val : calc ((*tests)->macro, -1,
tuple->row, tuple->col));
long long check = tuple->check;
if (val != check)
{
fprintf (stderr, "%s:%d:", (*tests)->file, tuple->line);
fprintf (stderr, " %s", (*tests)->macro);
if (tuple->row >= 0)
fprintf (stderr, " (%d, %d)", tuple->row, tuple->col);
else
fprintf (stderr, " (%d)", tuple->col);
fprintf (stderr, " == 0x%08lx%08lx wrong, != 0x%08lx%08lx)\n",
(long) (val >> 32), (long) val,
(long) (check >> 32), (long) check);
errors ++;
}
}
}
tests ++;
}
return errors;
}
int
main (argc, argv)
int argc;
char **argv;
{
int errors = 0;
#if defined (DO_BIT_TESTS)
printf ("Checking BIT*\n");
errors += check_bits (0, bit_tests);
#endif
#if defined (DO_MASK_TESTS)
printf ("Checking MASK*\n");
errors += check_bits (0, mask_tests);
printf ("Checking MASKED*\n");
errors += check_bits (1, mask_tests);
#endif
#if defined (DO_LSMASK_TESTS)
printf ("Checking LSMASK*\n");
errors += check_bits (0, lsmask_tests);
printf ("Checking LSMASKED*\n");
errors += check_bits (1, lsmask_tests);
#endif
#if defined (DO_MSMASK_TESTS)
printf ("Checking MSMASK*\n");
errors += check_bits (0, msmask_tests);
printf ("Checking MSMASKED*\n");
errors += check_bits (1, msmask_tests);
#endif
printf ("Checking EXTRACTED*\n");
errors += check_extract (16, "EXTRACT16", "INSERT16", "MASK16");
errors += check_extract (32, "EXTRACT32", "INSERT32", "MASK32");
errors += check_extract (64, "EXTRACT64", "INSERT64", "MASK64");
errors += check_extract (64, "EXTRACT", "INSERT", "MASK");
printf ("Checking SEXT*\n");
errors += check_sext (16, "SEXT16", "MASK16", "MSMASK16");
errors += check_sext (32, "SEXT32", "MASK32", "MSMASK32");
errors += check_sext (64, "SEXT64", "MASK64", "MSMASK64");
errors += check_sext (64, "SEXT", "MASK", "MSMASK");
printf ("Checking ROT*\n");
errors += check_rot (16, "ROT16", "MASK16");
errors += check_rot (32, "ROT32", "MASK32");
errors += check_rot (64, "ROT64", "MASK64");
return errors != 0;
}
|
