Emulator-Archive/ppsspp
1
0
Fork 0
mirror of https://github.com/hrydgard/ppsspp.git synced 2024-11-23 13:30:02 +00:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Prevent some warnings in vfpu, add reporting.

Browse Source 
Uninitialized value and out of bounds error.
This commit is contained in:
Unknown W. Brackets 2013-05-18 10:17:58 -07:00
parent f16858ac4b
commit e3e5b24bf8
1 changed files with 40 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
Core/MIPS/MIPSIntVFPU.cpp
View File

@ -623,18 +623,17 @@ namespace MIPSInt
continue;
}
double sv = s[i] * mult; // (float)0x7fffffff == (float)0x80000000
int dsv;
// Cap/floor it to 0x7fffffff / 0x80000000
if (sv > 0x7fffffff) sv = 0x7fffffff;
if (sv < (int)0x80000000) sv = (int)0x80000000;
switch ((op >> 21) & 0x1f)
{
case 16: dsv = (int)rint(sv); break; //n
case 17: dsv = s[i]>=0 ? (int)floor(sv) : (int)ceil(sv); break; //z
case 18: dsv = (int)ceil(sv); break; //u
case 19: dsv = (int)floor(sv); break; //d
case 16: d[i] = (int)rint(sv); break; //n
case 17: d[i] = s[i]>=0 ? (int)floor(sv) : (int)ceil(sv); break; //z
case 18: d[i] = (int)ceil(sv); break; //u
case 19: d[i] = (int)floor(sv); break; //d
default: d[i] = 0x7FFFFFFF; break;
}
d[i] = (int) dsv;
}
ApplyPrefixD((float*)d, sz, true);
WriteVector((float*)d, sz, vd);
@ -837,24 +836,47 @@ namespace MIPSInt
break;
case 2: // vus2i
for (int i = 0; i < GetNumVectorElements(sz); i++) {
u32 value = s[i];
d[i * 2] = (value & 0xFFFF) << 15;
d[i * 2 + 1] = (value & 0xFFFF0000) >> 1;
}
oz = V_Pair;
if (sz == V_Pair) oz = V_Quad;
switch (sz)
{
case V_Pair:
oz = V_Quad;
// Intentional fallthrough.
case V_Single:
for (int i = 0; i < GetNumVectorElements(sz); i++) {
u32 value = s[i];
d[i * 2] = (value & 0xFFFF) << 15;
d[i * 2 + 1] = (value & 0xFFFF0000) >> 1;
}
break;
default:
ERROR_LOG_REPORT(CPU, "vus2i with more than 2 elements.");
break;
}
break;
case 3: // vs2i
for (int i = 0; i < GetNumVectorElements(sz); i++) {
u32 value = s[i];
d[i * 2] = (value & 0xFFFF) << 16;
d[i * 2 + 1] = value & 0xFFFF0000;
}
oz = V_Pair;
if (sz == V_Pair) oz = V_Quad;
switch (sz)
{
case V_Pair:
oz = V_Quad;
// Intentional fallthrough.
case V_Single:
for (int i = 0; i < GetNumVectorElements(sz); i++) {
u32 value = s[i];
d[i * 2] = (value & 0xFFFF) << 16;
d[i * 2 + 1] = value & 0xFFFF0000;
}
break;
default:
ERROR_LOG_REPORT(CPU, "vs2i with more than 2 elements.");
break;
}
break;
default:
_dbg_assert_msg_(CPU,0,"Trying to interpret instruction that can't be interpreted");
break;