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Added 66 0F 38 07 opcode ([ARM64_DYNAREC] too)

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This commit is contained in:
ptitSeb 2023-04-08 14:50:39 +02:00
parent 24a374500c
commit 99948b601b
2 changed files with 38 additions and 2 deletions
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22
src/dynarec/arm64/dynarec_arm64_660f.c
View File

@ -298,7 +298,27 @@ uintptr_t dynarec64_660F(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int n
}
VADDPQ_32(q0, q0, v0);
break;
case 0x07:
INST_NAME("PHSUBSW Gx, Ex");
nextop = F8;
GETGX(q0, 1);
GETEX(q1, 0, 0);
v0 = fpu_get_scratch(dyn);
VTRNQ2_16(v0, q0, q0); // v0 have all odd elements (in double)
NEGQ_16(v0, v0);
VTRNQ1_16(q0, q0, v0); // re-inject negged element to q0
SADDLPQ_16(q0, q0); // there is no Add Pair with saturation...
SQXTN_16(q0, q0);
if(q0!=q1) {
VTRNQ2_16(v0, q1, q1);
NEGQ_16(v0, v0);
VTRNQ1_16(v0, q1, v0);
SADDLPQ_16(v0, v0);
SQXTN2_16(q0, v0);
} else {
VMOVeD(q0, 1, q0, 0);
}
break;
case 0x08:
INST_NAME("PSIGNB Gx, Ex");
nextop = F8;

18
src/emu/x64run660f.c
View File

@ -357,7 +357,23 @@ uintptr_t Run660F(x64emu_t *emu, rex_t rex, uintptr_t addr)
GX->sd[2+i] = EX->sd[i*2+0] - EX->sd[i*2+1];
}
break;
case 0x07: /* PHSUBSW Gx, Ex */
nextop = F8;
GETEX(0);
GETGX;
for (int i=0; i<4; ++i) {
tmp32s = GX->sw[i*2+0] - GX->sw[i*2+1];
GX->sw[i] = (tmp32s<-32768)?-32768:((tmp32s>32767)?32767:tmp32s);
}
if(GX == EX) {
GX->q[1] = GX->q[0];
} else {
for (int i=0; i<4; ++i) {
tmp32s = EX->sw[i*2+0] - EX->sw[i*2+1];
GX->sw[4+i] = (tmp32s<-32768)?-32768:((tmp32s>32767)?32767:tmp32s);
}
}
break;
case 0x08: /* PSIGNB Gx, Ex */
nextop = F8;
GETEX(0);