diff options
Diffstat (limited to 'sim/testsuite/common/bits-tst.c')
| -rw-r--r-- | sim/testsuite/common/bits-tst.c | 408 |
1 files changed, 408 insertions, 0 deletions
diff --git a/sim/testsuite/common/bits-tst.c b/sim/testsuite/common/bits-tst.c new file mode 100644 index 0000000..5a4210a --- /dev/null +++ b/sim/testsuite/common/bits-tst.c @@ -0,0 +1,408 @@ +# 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, "MASK8") == 0) + return MASKED8 (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, "EXTRACT8") == 0) + return EXTRACTED8 (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, "LSEXTRACT8") == 0) + return LSEXTRACTED8 (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, "MSEXTRACT8") == 0) + return MSEXTRACTED8 (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, "INSERT8") == 0) + return INSERTED8 (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, "LSINSERT8") == 0) + return LSINSERTED8 (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, "MSINSERT8") == 0) + return MSINSERTED8 (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, "MSMASK8") == 0) + return MSMASKED8 (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, "LSMASK8") == 0) + return LSMASKED8 (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, "ROT64") == 0) + return ROT64 (val, col); + if (strcmp (call, "ROT8") == 0) + return ROT8 (val, col); + if (strcmp (call, "ROT16") == 0) + return ROT16 (val, col); + if (strcmp (call, "ROT32") == 0) + return ROT32 (val, col); + + if (strcmp (call, "SEXT") == 0) + return SEXT (val, col); + if (strcmp (call, "SEXT8") == 0) + return SEXT8 (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, "LSSEXT") == 0) + return LSSEXT (val, col); + if (strcmp (call, "LSSEXT8") == 0) + return LSSEXT8 (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, "MSSEXT8") == 0) + return MSSEXT8 (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, + int msb_nr, + 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, (msb_nr ? 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); + long long mask_0 = (mask << 1) | mask_1; + long long sext_0 = calc (sexted, mask_0, -1, col); + if (sext_0 != mask_1) + { + fprintf (stderr, + "%s:%d: ", __FILE__, __LINE__); + fprintf (stderr, + " %s(0x%08lx%08lx,%d) == 0x%08lx%08lx wrong, != 0x%08lx%08lx\n", + sexted, (long)(mask_0 >> 32), (long)mask_0, col, + (long)(sext_0 >> 32), (long)sext_0, + (long)(mask_1 >> 32), (long)mask_1); + errors ++; + } + if (sext_1 != mask_1) + { + fprintf (stderr, + "%s:%d: ", __FILE__, __LINE__); + fprintf (stderr, + " %s(0x%08lx%08lx,%d) == 0x%08lx%08lx wrong, != 0x%08lx%08lx\n", + sexted, (long)(mask_1 >> 32), (long)mask_1, col, + (long)(sext_1 >> 32), (long)sext_1, + (long)(mask_1 >> 32), (long)mask_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 (%s(%d,%d))\n", + sexted, (long)(mask >> 32), (long)mask, col, + (long)(sext >> 32), (long)sext, + (long)(msmask >> 32), (long)msmask, + msmasked, 0, (msb_nr ? nr_bits - col - 1 : col)); + 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 ( 8, "EXTRACT8", "INSERT8", "MASK8"); + 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 ( 8, WITH_TARGET_WORD_MSB, "SEXT8", "MASK8", "MSMASK8"); + errors += check_sext (16, WITH_TARGET_WORD_MSB, "SEXT16", "MASK16", "MSMASK16"); + errors += check_sext (32, WITH_TARGET_WORD_MSB, "SEXT32", "MASK32", "MSMASK32"); + errors += check_sext (64, WITH_TARGET_WORD_MSB, "SEXT64", "MASK64", "MSMASK64"); + errors += check_sext (64, WITH_TARGET_WORD_MSB, "SEXT", "MASK", "MSMASK"); + + printf ("Checking LSSEXT*\n"); + errors += check_sext ( 8, 8 - 1, "LSSEXT8", "LSMASK8", "MSMASK8"); + errors += check_sext (16, 16 - 1, "LSSEXT16", "LSMASK16", "MSMASK16"); + errors += check_sext (32, 32 - 1, "LSSEXT32", "LSMASK32", "MSMASK32"); + errors += check_sext (64, 64 - 1, "LSSEXT64", "LSMASK64", "MSMASK64"); + errors += check_sext (64, WITH_TARGET_WORD_BITSIZE - 1, "LSSEXT", "LSMASK", "MSMASK"); + + printf ("Checking MSSEXT*\n"); + errors += check_sext (8, 0, "MSSEXT8", "MSMASK8", "MSMASK8"); + errors += check_sext (16, 0, "MSSEXT16", "MSMASK16", "MSMASK16"); + errors += check_sext (32, 0, "MSSEXT32", "MSMASK32", "MSMASK32"); + errors += check_sext (64, 0, "MSSEXT64", "MSMASK64", "MSMASK64"); + errors += check_sext (64, 0, "MSSEXT", "MSMASK", "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; +} |