let Inst{4} = op4;
}
-// NEON 3 vector register with immediate. This is only used for VEXT where
-// op11_8 represents the starting byte index of the extracted result in the
-// concatenation of the operands and is left unspecified.
-class N3VImm<bit op24, bit op23, bits<2> op21_20, bit op6, bit op4,
- dag oops, dag iops, InstrItinClass itin,
- string opc, string asm, string cstr, list<dag> pattern>
- : NDataI<oops, iops, itin, opc, asm, cstr, pattern> {
- let Inst{24} = op24;
- let Inst{23} = op23;
- let Inst{21-20} = op21_20;
- let Inst{6} = op6;
- let Inst{4} = op4;
-}
-
// NEON VMOVs between scalar and core registers.
class NVLaneOp<bits<8> opcod1, bits<4> opcod2, bits<2> opcod3,
dag oops, dag iops, Format f, InstrItinClass itin,
// VEXT : Vector Extract
class VEXTd<string OpcodeStr, ValueType Ty>
- : N3VImm<0,1,0b11,0,0, (outs DPR:$dst),
- (ins DPR:$lhs, DPR:$rhs, i32imm:$index), IIC_VEXTD,
- OpcodeStr, "\t$dst, $lhs, $rhs, $index", "",
- [(set DPR:$dst, (Ty (NEONvext (Ty DPR:$lhs),
- (Ty DPR:$rhs), imm:$index)))]>;
+ : N3V<0,1,0b11,{?,?,?,?},0,0, (outs DPR:$dst),
+ (ins DPR:$lhs, DPR:$rhs, i32imm:$index), IIC_VEXTD,
+ OpcodeStr, "\t$dst, $lhs, $rhs, $index", "",
+ [(set DPR:$dst, (Ty (NEONvext (Ty DPR:$lhs),
+ (Ty DPR:$rhs), imm:$index)))]>;
class VEXTq<string OpcodeStr, ValueType Ty>
- : N3VImm<0,1,0b11,1,0, (outs QPR:$dst),
- (ins QPR:$lhs, QPR:$rhs, i32imm:$index), IIC_VEXTQ,
- OpcodeStr, "\t$dst, $lhs, $rhs, $index", "",
- [(set QPR:$dst, (Ty (NEONvext (Ty QPR:$lhs),
- (Ty QPR:$rhs), imm:$index)))]>;
+ : N3V<0,1,0b11,{?,?,?,?},1,0, (outs QPR:$dst),
+ (ins QPR:$lhs, QPR:$rhs, i32imm:$index), IIC_VEXTQ,
+ OpcodeStr, "\t$dst, $lhs, $rhs, $index", "",
+ [(set QPR:$dst, (Ty (NEONvext (Ty QPR:$lhs),
+ (Ty QPR:$rhs), imm:$index)))]>;
def VEXTd8 : VEXTd<"vext.8", v8i8>;
def VEXTd16 : VEXTd<"vext.16", v4i16>;