diff options
Diffstat (limited to 'src/emu/validity.c')
-rw-r--r-- | src/emu/validity.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/emu/validity.c b/src/emu/validity.c index 8ed4f1e7fe2..dc6ee7cf9c6 100644 --- a/src/emu/validity.c +++ b/src/emu/validity.c @@ -109,8 +109,6 @@ void validity_checker::validate_tag(const char *tag) // too short/too long = bad if (strlen(begin) < MIN_TAG_LENGTH) osd_printf_error("Tag '%s' is too short (must be at least %d characters)\n", tag, MIN_TAG_LENGTH); - if (strlen(begin) > MAX_TAG_LENGTH) - osd_printf_error("Tag '%s' is too long (must be less than %d characters)\n", tag, MAX_TAG_LENGTH); } @@ -188,7 +186,7 @@ void validity_checker::check_shared_source(const game_driver &driver) // check_all - check all drivers //------------------------------------------------- -void validity_checker::check_all() +bool validity_checker::check_all() { // start by checking core stuff validate_begin(); @@ -220,6 +218,8 @@ void validity_checker::check_all() // cleanup validate_end(); + + return !(m_errors > 0 || m_warnings > 0); } @@ -328,6 +328,8 @@ void validity_checker::validate_one(const game_driver &driver) void validity_checker::validate_core() { // basic system checks + if (~0 != -1) osd_printf_error("Machine must be two's complement\n"); + UINT8 a = 0xff; UINT8 b = a + 1; if (b > a) osd_printf_error("UINT8 must be 8 bits\n"); @@ -342,6 +344,16 @@ void validity_checker::validate_core() if (sizeof(INT64) != 8) osd_printf_error("INT64 must be 64 bits\n"); if (sizeof(UINT64) != 8) osd_printf_error("UINT64 must be 64 bits\n"); + // check signed right shift + INT8 a8 = -3; + INT16 a16 = -3; + INT32 a32 = -3; + INT64 a64 = -3; + if (a8 >> 1 != -2) osd_printf_error("INT8 right shift must be arithmetic\n"); + if (a16 >> 1 != -2) osd_printf_error("INT16 right shift must be arithmetic\n"); + if (a32 >> 1 != -2) osd_printf_error("INT32 right shift must be arithmetic\n"); + if (a64 >> 1 != -2) osd_printf_error("INT64 right shift must be arithmetic\n"); + // check pointer size #ifdef PTR64 if (sizeof(void *) != 8) osd_printf_error("PTR64 flag enabled, but was compiled for 32-bit target\n"); |