diff options
Diffstat (limited to 'libpcsxcore')
| -rwxr-xr-x | libpcsxcore/psxbios.c | 35 |
1 files changed, 11 insertions, 24 deletions
diff --git a/libpcsxcore/psxbios.c b/libpcsxcore/psxbios.c index 2f6ce415..2043ed90 100755 --- a/libpcsxcore/psxbios.c +++ b/libpcsxcore/psxbios.c @@ -615,14 +615,14 @@ void psxBios_tolower() { // 0x26 void psxBios_bcopy() { // 0x27 char *p1 = (char *)Ra1, *p2 = (char *)Ra0; - while (a2-- > 0) *p1++ = *p2++; + while ((s32)a2-- > 0) *p1++ = *p2++; pc0 = ra; } void psxBios_bzero() { // 0x28 char *p = (char *)Ra0; - while (a1-- > 0) *p++ = '\0'; + while ((s32)a1-- > 0) *p++ = '\0'; pc0 = ra; } @@ -632,7 +632,7 @@ void psxBios_bcmp() { // 0x29 if (a0 == 0 || a1 == 0) { v0 = 0; pc0 = ra; return; } - while (a2-- > 0) { + while ((s32)a2-- > 0) { if (*p1++ != *p2++) { v0 = *p1 - *p2; // BUG: compare the NEXT byte pc0 = ra; @@ -645,29 +645,16 @@ void psxBios_bcmp() { // 0x29 void psxBios_memcpy() { // 0x2a char *p1 = (char *)Ra0, *p2 = (char *)Ra1; - while (a2-- > 0) *p1++ = *p2++; + while ((s32)a2-- > 0) *p1++ = *p2++; v0 = a0; pc0 = ra; } void psxBios_memset() { // 0x2b - a1 &= 0xff; - - if(!a0) - { - v0 = 0; - } - else - { - v0 = a0; - - while((s32)a2 > 0) - { - a2--; - *PSXM(a0) = a1; - a0++; - } - } + char *p = (char *)Ra0; + while ((s32)a2-- > 0) *p++ = (char)a1; + a2 = 0; + v0 = a0; pc0 = ra; pc0 = ra; } @@ -679,9 +666,9 @@ void psxBios_memmove() { // 0x2c a2++; // BUG: copy one more byte here p1 += a2; p2 += a2; - while (a2-- > 0) *--p1 = *--p2; + while ((s32)a2-- > 0) *--p1 = *--p2; } else { - while (a2-- > 0) *p1++ = *p2++; + while ((s32)a2-- > 0) *p1++ = *p2++; } v0 = a0; pc0 = ra; @@ -694,7 +681,7 @@ void psxBios_memcmp() { // 0x2d void psxBios_memchr() { // 0x2e char *p = (char *)Ra0; - while (a2-- > 0) { + while ((s32)a2-- > 0) { if (*p++ != (s8)a1) continue; v0 = a0 + (p - (char *)Ra0 - 1); pc0 = ra; |