diff options
-rw-r--r-- | libpcsxcore/psxbios.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/libpcsxcore/psxbios.c b/libpcsxcore/psxbios.c index b327632..97c7951 100644 --- a/libpcsxcore/psxbios.c +++ b/libpcsxcore/psxbios.c @@ -805,8 +805,19 @@ void psxBios_memcpy() { // 0x2a void psxBios_memset() { // 0x2b char *p = (char *)Ra0; + v0 = a0; + if (a2 > 0x7FFFFFFF || a2 == 0) + { + v0 = 0; + pc0 = ra; + return; + } + if (a0 == 0) + { + pc0 = ra; + return; + } while ((s32)a2-- > 0) *p++ = (char)a1; - a2 = 0; v0 = a0; pc0 = ra; } |