Emulator-Archive/ppsspp
1
0
Fork 0
mirror of https://github.com/hrydgard/ppsspp.git synced 2025-02-02 03:32:17 +00:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Support known prefixes in the vfpu jit.

Browse Source
This commit is contained in:
Unknown W. Brackets 2013-02-18 00:09:19 -08:00
parent 8ea59990ab
commit 6855398add
1 changed files with 7 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
Core/MIPS/x86/CompVFPU.cpp
View File

@ -104,6 +104,7 @@ void Jit::ApplyPrefixST(u8 *vregs, u32 prefix, VectorSize sz) {
// Prefix may say "z, z, z, z" but if this is a pair, we force to x.
// TODO: But some ops seem to use const 0 instead?
if (regnum > n) {
ERROR_LOG(CPU, "Invalid VFPU swizzle: %08x / %d", prefix, sz);
regnum = 0;
}
MOVSS(fpr.VX(vregs[i]), fpr.V(origV[regnum]));
@ -343,12 +344,6 @@ void Jit::Comp_VDot(u32 op) {
return;
}
// WARNING: No prefix support! (maybe soon)
if (js.MayHavePrefix()) {
Comp_Generic(op);
return;
}
int vd = _VD;
int vs = _VS;
int vt = _VT;
@ -392,9 +387,7 @@ void Jit::Comp_VDot(u32 op) {
void Jit::Comp_VecDo3(u32 op) {
CONDITIONAL_DISABLE;
// WARNING: No prefix support!
if (js.MayHavePrefix())
{
if (js.HasUnknownPrefix()) {
Comp_Generic(op);
return;
}
@ -405,9 +398,9 @@ void Jit::Comp_VecDo3(u32 op) {
VectorSize sz = GetVecSize(op);
u8 sregs[4], tregs[4], dregs[4];
GetVectorRegs(sregs, sz, vs);
GetVectorRegs(tregs, sz, vt);
GetVectorRegs(dregs, sz, vd);
GetVectorRegsPrefixS(sregs, sz, vs);
GetVectorRegsPrefixT(tregs, sz, vt);
GetVectorRegsPrefixD(dregs, sz, vd);
void (XEmitter::*xmmop)(X64Reg, OpArg) = NULL;
switch (op >> 26)
@ -481,6 +474,8 @@ void Jit::Comp_VecDo3(u32 op) {
MOVSS(fpr.V(dregs[i]), tempxregs[i]);
}
ApplyPrefixD(dregs, sz);
fpr.ReleaseSpillLocks();
}