.addReg(B, getKillRegState(isKill)).addImm(M);
break;
}
+ case X86::SHUFPDrri: {
+ assert(MI->getNumOperands() == 4 && "Unknown shufpd instruction!");
+ if (!TM.getSubtarget<X86Subtarget>().hasSSE2()) return 0;
+
+ unsigned B = MI->getOperand(1).getReg();
+ unsigned C = MI->getOperand(2).getReg();
+ if (B != C) return 0;
+ unsigned A = MI->getOperand(0).getReg();
+ unsigned M = MI->getOperand(3).getImm();
+
+ // Convert to PSHUFD mask.
+ M = ((M & 1) << 1) | ((M & 1) << 3) | ((M & 2) << 4) | ((M & 2) << 6)| 0x44;
+
+ NewMI = BuildMI(MF, MI->getDebugLoc(), get(X86::PSHUFDri))
+ .addReg(A, RegState::Define | getDeadRegState(isDead))
+ .addReg(B, getKillRegState(isKill)).addImm(M);
+ break;
+ }
case X86::SHL64ri: {
assert(MI->getNumOperands() >= 3 && "Unknown shift instruction!");
// NOTE: LEA doesn't produce flags like shift does, but LLVM never uses
TB;
defm SHUFPD : sse12_shuffle<VR128, f128mem, v2f64,
"shufpd\t{$src3, $src2, $dst|$dst, $src2, $src3}",
- memopv2f64, SSEPackedDouble>, TB, OpSize;
+ memopv2f64, SSEPackedDouble, 1 /* cvt to pshufd */>,
+ TB, OpSize;
}
let Predicates = [HasAVX] in {