//===- PowerPCInstrFormats.td - PowerPC Instruction Formats --*- tablegen -*-=//
-//
-// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
+// The LLVM Compiler Infrastructure
//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// PowerPC instruction formats
-class I<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
+class I<bits<6> opcode, dag OOL, dag IOL, string asmstr, InstrItinClass itin>
: Instruction {
field bits<32> Inst;
bit PPC64 = 0; // Default value, override with isPPC64
- bit VMX = 0; // Default value, override with isVMX
- let Name = "";
let Namespace = "PPC";
let Inst{0-5} = opcode;
- let OperandList = OL;
+ let OutOperandList = OOL;
+ let InOperandList = IOL;
+ let AsmString = asmstr;
+ let Itinerary = itin;
+
+ bits<1> PPC970_First = 0;
+ bits<1> PPC970_Single = 0;
+ bits<1> PPC970_Cracked = 0;
+ bits<3> PPC970_Unit = 0;
+
+ /// These fields correspond to the fields in PPCInstrInfo.h. Any changes to
+ /// these must be reflected there! See comments there for what these are.
+ let TSFlags{0} = PPC970_First;
+ let TSFlags{1} = PPC970_Single;
+ let TSFlags{2} = PPC970_Cracked;
+ let TSFlags{5-3} = PPC970_Unit;
+
+ // Fields used for relation models.
+ string BaseName = "";
+
+ // For cases where multiple instruction definitions really represent the
+ // same underlying instruction but with one definition for 64-bit arguments
+ // and one for 32-bit arguments, this bit breaks the degeneracy between
+ // the two forms and allows TableGen to generate mapping tables.
+ bit Interpretation64Bit = 0;
+}
+
+class PPC970_DGroup_First { bits<1> PPC970_First = 1; }
+class PPC970_DGroup_Single { bits<1> PPC970_Single = 1; }
+class PPC970_DGroup_Cracked { bits<1> PPC970_Cracked = 1; }
+class PPC970_MicroCode;
+
+class PPC970_Unit_Pseudo { bits<3> PPC970_Unit = 0; }
+class PPC970_Unit_FXU { bits<3> PPC970_Unit = 1; }
+class PPC970_Unit_LSU { bits<3> PPC970_Unit = 2; }
+class PPC970_Unit_FPU { bits<3> PPC970_Unit = 3; }
+class PPC970_Unit_CRU { bits<3> PPC970_Unit = 4; }
+class PPC970_Unit_VALU { bits<3> PPC970_Unit = 5; }
+class PPC970_Unit_VPERM { bits<3> PPC970_Unit = 6; }
+class PPC970_Unit_BRU { bits<3> PPC970_Unit = 7; }
+
+// Two joined instructions; used to emit two adjacent instructions as one.
+// The itinerary from the first instruction is used for scheduling and
+// classification.
+class I2<bits<6> opcode1, bits<6> opcode2, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin>
+ : Instruction {
+ field bits<64> Inst;
+
+ bit PPC64 = 0; // Default value, override with isPPC64
+
+ let Namespace = "PPC";
+ let Inst{0-5} = opcode1;
+ let Inst{32-37} = opcode2;
+ let OutOperandList = OOL;
+ let InOperandList = IOL;
let AsmString = asmstr;
let Itinerary = itin;
+
+ bits<1> PPC970_First = 0;
+ bits<1> PPC970_Single = 0;
+ bits<1> PPC970_Cracked = 0;
+ bits<3> PPC970_Unit = 0;
+
+ /// These fields correspond to the fields in PPCInstrInfo.h. Any changes to
+ /// these must be reflected there! See comments there for what these are.
+ let TSFlags{0} = PPC970_First;
+ let TSFlags{1} = PPC970_Single;
+ let TSFlags{2} = PPC970_Cracked;
+ let TSFlags{5-3} = PPC970_Unit;
+
+ // Fields used for relation models.
+ string BaseName = "";
+ bit Interpretation64Bit = 0;
}
// 1.7.1 I-Form
-class IForm<bits<6> opcode, bit aa, bit lk, dag OL, string asmstr,
+class IForm<bits<6> opcode, bit aa, bit lk, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
let Pattern = pattern;
bits<24> LI;
}
// 1.7.2 B-Form
-class BForm<bits<6> opcode, bit aa, bit lk, bits<5> bo, bits<2> bicode, dag OL,
- string asmstr, InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+class BForm<bits<6> opcode, bit aa, bit lk, dag OOL, dag IOL, string asmstr>
+ : I<opcode, OOL, IOL, asmstr, BrB> {
+ bits<7> BIBO; // 2 bits of BI and 5 bits of BO.
bits<3> CR;
bits<14> BD;
+ bits<5> BI;
+ let BI{0-1} = BIBO{5-6};
+ let BI{2-4} = CR{0-2};
+
+ let Inst{6-10} = BIBO{4-0};
+ let Inst{11-15} = BI;
+ let Inst{16-29} = BD;
+ let Inst{30} = aa;
+ let Inst{31} = lk;
+}
+
+class BForm_1<bits<6> opcode, bits<5> bo, bit aa, bit lk, dag OOL, dag IOL,
+ string asmstr>
+ : BForm<opcode, aa, lk, OOL, IOL, asmstr> {
+ let BIBO{4-0} = bo;
+ let BIBO{6-5} = 0;
+ let CR = 0;
+}
+
+class BForm_2<bits<6> opcode, bits<5> bo, bits<5> bi, bit aa, bit lk,
+ dag OOL, dag IOL, string asmstr>
+ : I<opcode, OOL, IOL, asmstr, BrB> {
+ bits<14> BD;
+
let Inst{6-10} = bo;
- let Inst{11-13} = CR;
- let Inst{14-15} = bicode;
+ let Inst{11-15} = bi;
let Inst{16-29} = BD;
let Inst{30} = aa;
let Inst{31} = lk;
}
// 1.7.4 D-Form
-class DForm_base<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin,
- list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
- let Pattern = pattern;
+class DForm_base<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> A;
bits<5> B;
bits<16> C;
+
+ let Pattern = pattern;
let Inst{6-10} = A;
let Inst{11-15} = B;
let Inst{16-31} = C;
}
-class DForm_1<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+class DForm_1<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<5> A;
+ bits<21> Addr;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = A;
+ let Inst{11-15} = Addr{20-16}; // Base Reg
+ let Inst{16-31} = Addr{15-0}; // Displacement
+}
+
+class DForm_1a<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> A;
bits<16> C;
bits<5> B;
+
+ let Pattern = pattern;
let Inst{6-10} = A;
let Inst{11-15} = B;
let Inst{16-31} = C;
}
-class DForm_2<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin,
- list<dag> pattern>
- : DForm_base<opcode, OL, asmstr, itin, pattern>;
-class DForm_2_r0<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin,
- list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
+class DForm_2<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : DForm_base<opcode, OOL, IOL, asmstr, itin, pattern> {
+
+ // Even though ADDICo does not really have an RC bit, provide
+ // the declaration of one here so that isDOT has something to set.
+ bit RC = 0;
+}
+
+class DForm_2_r0<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> A;
bits<16> B;
let Inst{16-31} = B;
}
-// Currently we make the use/def reg distinction in ISel, not tablegen
-class DForm_3<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : DForm_1<opcode, OL, asmstr, itin>;
-
-class DForm_4<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin,
- list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
+class DForm_4<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> B;
bits<5> A;
bits<16> C;
let Inst{16-31} = C;
}
-class DForm_4_zero<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : DForm_1<opcode, OL, asmstr, itin> {
+class DForm_4_zero<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : DForm_1<opcode, OOL, IOL, asmstr, itin, pattern> {
let A = 0;
- let B = 0;
- let C = 0;
+ let Addr = 0;
+}
+
+class IForm_and_DForm_1<bits<6> opcode1, bit aa, bit lk, bits<6> opcode2,
+ dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I2<opcode1, opcode2, OOL, IOL, asmstr, itin> {
+ bits<5> A;
+ bits<21> Addr;
+
+ let Pattern = pattern;
+ bits<24> LI;
+
+ let Inst{6-29} = LI;
+ let Inst{30} = aa;
+ let Inst{31} = lk;
+
+ let Inst{38-42} = A;
+ let Inst{43-47} = Addr{20-16}; // Base Reg
+ let Inst{48-63} = Addr{15-0}; // Displacement
}
-class DForm_5<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+// This is used to emit BL8+NOP.
+class IForm_and_DForm_4_zero<bits<6> opcode1, bit aa, bit lk, bits<6> opcode2,
+ dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : IForm_and_DForm_1<opcode1, aa, lk, opcode2,
+ OOL, IOL, asmstr, itin, pattern> {
+ let A = 0;
+ let Addr = 0;
+}
+
+class DForm_5<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<3> BF;
bits<1> L;
bits<5> RA;
let Inst{16-31} = I;
}
-class DForm_5_ext<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : DForm_5<opcode, OL, asmstr, itin> {
+class DForm_5_ext<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin>
+ : DForm_5<opcode, OOL, IOL, asmstr, itin> {
let L = PPC64;
}
-class DForm_6<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : DForm_5<opcode, OL, asmstr, itin>;
+class DForm_6<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin>
+ : DForm_5<opcode, OOL, IOL, asmstr, itin>;
-class DForm_6_ext<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : DForm_6<opcode, OL, asmstr, itin> {
+class DForm_6_ext<bits<6> opcode, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin>
+ : DForm_6<opcode, OOL, IOL, asmstr, itin> {
let L = PPC64;
}
-class DForm_8<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : DForm_1<opcode, OL, asmstr, itin> {
-}
-
-class DForm_9<bits<6> opcode, dag OL, string asmstr, InstrItinClass itin>
- : DForm_1<opcode, OL, asmstr, itin> {
-}
// 1.7.5 DS-Form
-class DSForm_1<bits<6> opcode, bits<2> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+class DSForm_1<bits<6> opcode, bits<2> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> RST;
- bits<14> DS;
- bits<5> RA;
+ bits<19> DS_RA;
+ let Pattern = pattern;
+
let Inst{6-10} = RST;
- let Inst{11-15} = RA;
- let Inst{16-29} = DS;
+ let Inst{11-15} = DS_RA{18-14}; // Register #
+ let Inst{16-29} = DS_RA{13-0}; // Displacement.
let Inst{30-31} = xo;
}
-class DSForm_2<bits<6> opcode, bits<2> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : DSForm_1<opcode, xo, OL, asmstr, itin>;
+class DSForm_1a<bits<6> opcode, bits<2> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<5> RST;
+ bits<14> DS;
+ bits<5> RA;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = RST;
+ let Inst{11-15} = RA;
+ let Inst{16-29} = DS;
+ let Inst{30-31} = xo;
+}
// 1.7.6 X-Form
-class XForm_base_r3xo<bits<6> opcode, bits<10> xo,
- dag OL, string asmstr, InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+class XForm_base_r3xo<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> RST;
bits<5> A;
bits<5> B;
+ let Pattern = pattern;
+
bit RC = 0; // set by isDOT
let Inst{6-10} = RST;
// This is the same as XForm_base_r3xo, but the first two operands are swapped
// when code is emitted.
class XForm_base_r3xo_swapped
- <bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+ <bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> A;
bits<5> RST;
bits<5> B;
}
-class XForm_1<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : XForm_base_r3xo<opcode, xo, OL, asmstr, itin>;
+class XForm_1<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : XForm_base_r3xo<opcode, xo, OOL, IOL, asmstr, itin, pattern>;
-class XForm_6<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XForm_6<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : XForm_base_r3xo_swapped<opcode, xo, OL, asmstr, itin> {
+ : XForm_base_r3xo_swapped<opcode, xo, OOL, IOL, asmstr, itin> {
let Pattern = pattern;
}
-class XForm_8<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : XForm_base_r3xo<opcode, xo, OL, asmstr, itin>;
+class XForm_8<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : XForm_base_r3xo<opcode, xo, OOL, IOL, asmstr, itin, pattern>;
-class XForm_10<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XForm_10<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : XForm_base_r3xo_swapped<opcode, xo, OL, asmstr, itin> {
+ : XForm_base_r3xo_swapped<opcode, xo, OOL, IOL, asmstr, itin> {
let Pattern = pattern;
}
-class XForm_11<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XForm_11<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : XForm_base_r3xo_swapped<opcode, xo, OL, asmstr, itin> {
+ : XForm_base_r3xo_swapped<opcode, xo, OOL, IOL, asmstr, itin> {
let B = 0;
let Pattern = pattern;
}
-class XForm_16<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XForm_16<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<3> BF;
bits<1> L;
bits<5> RA;
let Inst{31} = 0;
}
-class XForm_16_ext<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XForm_16_ext<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : XForm_16<opcode, xo, OL, asmstr, itin> {
+ : XForm_16<opcode, xo, OOL, IOL, asmstr, itin> {
let L = PPC64;
}
-class XForm_17<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XForm_17<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<3> BF;
bits<5> FRA;
bits<5> FRB;
let Inst{31} = 0;
}
-class XForm_25<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : XForm_base_r3xo<opcode, xo, OL, asmstr, itin> {
+class XForm_24<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ let Pattern = pattern;
+ let Inst{6-10} = 31;
+ let Inst{11-15} = 0;
+ let Inst{16-20} = 0;
+ let Inst{21-30} = xo;
+ let Inst{31} = 0;
+}
+
+class XForm_24_sync<bits<6> opcode, bits<10> xo, dag OOL, dag IOL,
+ string asmstr, InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ let Pattern = pattern;
+ let Inst{6-10} = 0;
+ let Inst{11-15} = 0;
+ let Inst{16-20} = 0;
+ let Inst{21-30} = xo;
+ let Inst{31} = 0;
}
-class XForm_26<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XForm_25<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : XForm_base_r3xo<opcode, xo, OOL, IOL, asmstr, itin, pattern> {
+}
+
+class XForm_26<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : XForm_base_r3xo<opcode, xo, OL, asmstr, itin> {
+ : XForm_base_r3xo<opcode, xo, OOL, IOL, asmstr, itin, pattern> {
let A = 0;
+}
+
+class XForm_28<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : XForm_base_r3xo<opcode, xo, OOL, IOL, asmstr, itin, pattern> {
+}
+
+// This is used for MFFS, MTFSB0, MTFSB1. 42 is arbitrary; this series of
+// numbers presumably relates to some document, but I haven't found it.
+class XForm_42<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : XForm_base_r3xo<opcode, xo, OOL, IOL, asmstr, itin, pattern> {
+ let Pattern = pattern;
+
+ bit RC = 0; // set by isDOT
+
+ let Inst{6-10} = RST;
+ let Inst{11-20} = 0;
+ let Inst{21-30} = xo;
+ let Inst{31} = RC;
+}
+class XForm_43<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : XForm_base_r3xo<opcode, xo, OOL, IOL, asmstr, itin, pattern> {
+ let Pattern = pattern;
+ bits<5> FM;
+
+ bit RC = 0; // set by isDOT
+
+ let Inst{6-10} = FM;
+ let Inst{11-20} = 0;
+ let Inst{21-30} = xo;
+ let Inst{31} = RC;
+}
+
+// DCB_Form - Form X instruction, used for dcb* instructions.
+class DCB_Form<bits<10> xo, bits<5> immfield, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<31, OOL, IOL, asmstr, itin> {
+ bits<5> A;
+ bits<5> B;
+
let Pattern = pattern;
+
+ let Inst{6-10} = immfield;
+ let Inst{11-15} = A;
+ let Inst{16-20} = B;
+ let Inst{21-30} = xo;
+ let Inst{31} = 0;
}
-class XForm_28<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : XForm_base_r3xo<opcode, xo, OL, asmstr, itin> {
+
+// DSS_Form - Form X instruction, used for altivec dss* instructions.
+class DSS_Form<bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<31, OOL, IOL, asmstr, itin> {
+ bits<1> T;
+ bits<2> STRM;
+ bits<5> A;
+ bits<5> B;
+
+ let Pattern = pattern;
+
+ let Inst{6} = T;
+ let Inst{7-8} = 0;
+ let Inst{9-10} = STRM;
+ let Inst{11-15} = A;
+ let Inst{16-20} = B;
+ let Inst{21-30} = xo;
+ let Inst{31} = 0;
}
// 1.7.7 XL-Form
-class XLForm_1<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
- bits<3> CRD;
- bits<2> CRDb;
- bits<3> CRA;
- bits<2> CRAb;
- bits<3> CRB;
- bits<2> CRBb;
-
- let Inst{6-8} = CRD;
- let Inst{9-10} = CRDb;
- let Inst{11-13} = CRA;
- let Inst{14-15} = CRAb;
- let Inst{16-18} = CRB;
- let Inst{19-20} = CRBb;
+class XLForm_1<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<5> CRD;
+ bits<5> CRA;
+ bits<5> CRB;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = CRD;
+ let Inst{11-15} = CRA;
+ let Inst{16-20} = CRB;
let Inst{21-30} = xo;
let Inst{31} = 0;
}
-class XLForm_2<bits<6> opcode, bits<10> xo, bit lk, dag OL, string asmstr,
- InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+class XLForm_1_ext<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<5> CRD;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = CRD;
+ let Inst{11-15} = CRD;
+ let Inst{16-20} = CRD;
+ let Inst{21-30} = xo;
+ let Inst{31} = 0;
+}
+
+class XLForm_2<bits<6> opcode, bits<10> xo, bit lk, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> BO;
bits<5> BI;
bits<2> BH;
+ let Pattern = pattern;
+
let Inst{6-10} = BO;
let Inst{11-15} = BI;
let Inst{16-18} = 0;
let Inst{31} = lk;
}
+class XLForm_2_br<bits<6> opcode, bits<10> xo, bit lk,
+ dag OOL, dag IOL, string asmstr, InstrItinClass itin, list<dag> pattern>
+ : XLForm_2<opcode, xo, lk, OOL, IOL, asmstr, itin, pattern> {
+ bits<7> BIBO; // 2 bits of BI and 5 bits of BO.
+ bits<3> CR;
+
+ let BO = BIBO{4-0};
+ let BI{0-1} = BIBO{5-6};
+ let BI{2-4} = CR{0-2};
+ let BH = 0;
+}
+
+
class XLForm_2_ext<bits<6> opcode, bits<10> xo, bits<5> bo, bits<5> bi, bit lk,
- dag OL, string asmstr, InstrItinClass itin>
- : XLForm_2<opcode, xo, lk, OL, asmstr, itin> {
+ dag OOL, dag IOL, string asmstr, InstrItinClass itin, list<dag> pattern>
+ : XLForm_2<opcode, xo, lk, OOL, IOL, asmstr, itin, pattern> {
let BO = bo;
let BI = bi;
let BH = 0;
}
-class XLForm_3<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XLForm_3<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<3> BF;
bits<3> BFA;
}
// 1.7.8 XFX-Form
-class XFXForm_1<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XFXForm_1<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> RT;
bits<10> SPR;
}
class XFXForm_1_ext<bits<6> opcode, bits<10> xo, bits<10> spr,
- dag OL, string asmstr, InstrItinClass itin>
- : XFXForm_1<opcode, xo, OL, asmstr, itin> {
+ dag OOL, dag IOL, string asmstr, InstrItinClass itin>
+ : XFXForm_1<opcode, xo, OOL, IOL, asmstr, itin> {
let SPR = spr;
}
-class XFXForm_3<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XFXForm_3<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> RT;
let Inst{6-10} = RT;
let Inst{31} = 0;
}
-class XFXForm_5<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XFXForm_5<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<8> FXM;
- bits<5> ST;
+ bits<5> rS;
- let Inst{6-10} = ST;
+ let Inst{6-10} = rS;
let Inst{11} = 0;
let Inst{12-19} = FXM;
let Inst{20} = 0;
let Inst{31} = 0;
}
-class XFXForm_5a<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XFXForm_5a<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> ST;
bits<8> FXM;
let Inst{31} = 0;
}
-class XFXForm_7<bits<6> opcode, bits<10> xo, dag OL, string asmstr,
+class XFXForm_7<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin>
- : XFXForm_1<opcode, xo, OL, asmstr, itin>;
+ : XFXForm_1<opcode, xo, OOL, IOL, asmstr, itin>;
class XFXForm_7_ext<bits<6> opcode, bits<10> xo, bits<10> spr,
- dag OL, string asmstr, InstrItinClass itin>
- : XFXForm_7<opcode, xo, OL, asmstr, itin> {
+ dag OOL, dag IOL, string asmstr, InstrItinClass itin>
+ : XFXForm_7<opcode, xo, OOL, IOL, asmstr, itin> {
let SPR = spr;
}
-// 1.7.10 XS-Form
-class XSForm_1<bits<6> opcode, bits<9> xo, dag OL, string asmstr,
- InstrItinClass itin>
- : I<opcode, OL, asmstr, itin> {
- bits<5> RS;
+// XFL-Form - MTFSF
+// This is probably 1.7.9, but I don't have the reference that uses this
+// numbering scheme...
+class XFLForm<bits<6> opcode, bits<10> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag>pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<8> FM;
+ bits<5> rT;
+
+ bit RC = 0; // set by isDOT
+ let Pattern = pattern;
+
+ let Inst{6} = 0;
+ let Inst{7-14} = FM;
+ let Inst{15} = 0;
+ let Inst{16-20} = rT;
+ let Inst{21-30} = xo;
+ let Inst{31} = RC;
+}
+
+// 1.7.10 XS-Form - SRADI.
+class XSForm_1<bits<6> opcode, bits<9> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> A;
+ bits<5> RS;
bits<6> SH;
bit RC = 0; // set by isDOT
+ let Pattern = pattern;
let Inst{6-10} = RS;
let Inst{11-15} = A;
- let Inst{16-20} = SH{1-5};
+ let Inst{16-20} = SH{4,3,2,1,0};
let Inst{21-29} = xo;
- let Inst{30} = SH{0};
+ let Inst{30} = SH{5};
let Inst{31} = RC;
}
// 1.7.11 XO-Form
-class XOForm_1<bits<6> opcode, bits<9> xo, bit oe, dag OL, string asmstr,
+class XOForm_1<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> RT;
bits<5> RA;
bits<5> RB;
}
class XOForm_3<bits<6> opcode, bits<9> xo, bit oe,
- dag OL, string asmstr, InstrItinClass itin, list<dag> pattern>
- : XOForm_1<opcode, xo, oe, OL, asmstr, itin, pattern> {
+ dag OOL, dag IOL, string asmstr, InstrItinClass itin, list<dag> pattern>
+ : XOForm_1<opcode, xo, oe, OOL, IOL, asmstr, itin, pattern> {
let RB = 0;
}
// 1.7.12 A-Form
-class AForm_1<bits<6> opcode, bits<5> xo, dag OL, string asmstr,
+class AForm_1<bits<6> opcode, bits<5> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> FRT;
bits<5> FRA;
bits<5> FRC;
let Inst{31} = RC;
}
-class AForm_2<bits<6> opcode, bits<5> xo, dag OL, string asmstr,
+class AForm_2<bits<6> opcode, bits<5> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : AForm_1<opcode, xo, OL, asmstr, itin, pattern> {
+ : AForm_1<opcode, xo, OOL, IOL, asmstr, itin, pattern> {
let FRC = 0;
}
-class AForm_3<bits<6> opcode, bits<5> xo, dag OL, string asmstr,
+class AForm_3<bits<6> opcode, bits<5> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : AForm_1<opcode, xo, OL, asmstr, itin, pattern> {
+ : AForm_1<opcode, xo, OOL, IOL, asmstr, itin, pattern> {
let FRB = 0;
}
+class AForm_4<bits<6> opcode, bits<5> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<5> RT;
+ bits<5> RA;
+ bits<5> RB;
+ bits<5> COND;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = RT;
+ let Inst{11-15} = RA;
+ let Inst{16-20} = RB;
+ let Inst{21-25} = COND;
+ let Inst{26-30} = xo;
+ let Inst{31} = 0;
+}
+
// 1.7.13 M-Form
-class MForm_1<bits<6> opcode, dag OL, string asmstr,
+class MForm_1<bits<6> opcode, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> RA;
bits<5> RS;
bits<5> RB;
let Inst{31} = RC;
}
-class MForm_2<bits<6> opcode, dag OL, string asmstr,
+class MForm_2<bits<6> opcode, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : MForm_1<opcode, OL, asmstr, itin, pattern> {
+ : MForm_1<opcode, OOL, IOL, asmstr, itin, pattern> {
}
// 1.7.14 MD-Form
-class MDForm_1<bits<6> opcode, bits<3> xo, dag OL, string asmstr,
+class MDForm_1<bits<6> opcode, bits<3> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<opcode, OL, asmstr, itin> {
- bits<5> RS;
+ : I<opcode, OOL, IOL, asmstr, itin> {
bits<5> RA;
+ bits<5> RS;
bits<6> SH;
bits<6> MBE;
let Inst{6-10} = RS;
let Inst{11-15} = RA;
- let Inst{16-20} = SH{1-5};
- let Inst{21-26} = MBE;
+ let Inst{16-20} = SH{4,3,2,1,0};
+ let Inst{21-26} = MBE{4,3,2,1,0,5};
let Inst{27-29} = xo;
- let Inst{30} = SH{0};
+ let Inst{30} = SH{5};
let Inst{31} = RC;
}
+class MDSForm_1<bits<6> opcode, bits<4> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<5> RA;
+ bits<5> RS;
+ bits<5> RB;
+ bits<6> MBE;
+
+ let Pattern = pattern;
+
+ bit RC = 0; // set by isDOT
+
+ let Inst{6-10} = RS;
+ let Inst{11-15} = RA;
+ let Inst{16-20} = RB;
+ let Inst{21-26} = MBE{4,3,2,1,0,5};
+ let Inst{27-30} = xo;
+ let Inst{31} = RC;
+}
+
+
// E-1 VA-Form
-class VAForm_1<bits<6> xo, dag OL, string asmstr,
+
+// VAForm_1 - DACB ordering.
+class VAForm_1<bits<6> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<4, OL, asmstr, itin> {
+ : I<4, OOL, IOL, asmstr, itin> {
+ bits<5> VD;
+ bits<5> VA;
+ bits<5> VC;
+ bits<5> VB;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = VD;
+ let Inst{11-15} = VA;
+ let Inst{16-20} = VB;
+ let Inst{21-25} = VC;
+ let Inst{26-31} = xo;
+}
+
+// VAForm_1a - DABC ordering.
+class VAForm_1a<bits<6> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<4, OOL, IOL, asmstr, itin> {
bits<5> VD;
bits<5> VA;
bits<5> VB;
let Inst{26-31} = xo;
}
+class VAForm_2<bits<6> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<4, OOL, IOL, asmstr, itin> {
+ bits<5> VD;
+ bits<5> VA;
+ bits<5> VB;
+ bits<4> SH;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = VD;
+ let Inst{11-15} = VA;
+ let Inst{16-20} = VB;
+ let Inst{21} = 0;
+ let Inst{22-25} = SH;
+ let Inst{26-31} = xo;
+}
+
// E-2 VX-Form
-class VXForm_1<bits<11> xo, dag OL, string asmstr,
+class VXForm_1<bits<11> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<4, OL, asmstr, itin> {
+ : I<4, OOL, IOL, asmstr, itin> {
bits<5> VD;
bits<5> VA;
bits<5> VB;
let Inst{21-31} = xo;
}
-class VXForm_2<bits<11> xo, dag OL, string asmstr,
+class VXForm_setzero<bits<11> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : VXForm_1<xo, OOL, IOL, asmstr, itin, pattern> {
+ let VA = VD;
+ let VB = VD;
+}
+
+
+class VXForm_2<bits<11> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<4, OL, asmstr, itin> {
+ : I<4, OOL, IOL, asmstr, itin> {
bits<5> VD;
bits<5> VB;
let Inst{21-31} = xo;
}
+class VXForm_3<bits<11> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<4, OOL, IOL, asmstr, itin> {
+ bits<5> VD;
+ bits<5> IMM;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = VD;
+ let Inst{11-15} = IMM;
+ let Inst{16-20} = 0;
+ let Inst{21-31} = xo;
+}
+
+/// VXForm_4 - VX instructions with "VD,0,0" register fields, like mfvscr.
+class VXForm_4<bits<11> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<4, OOL, IOL, asmstr, itin> {
+ bits<5> VD;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = VD;
+ let Inst{11-15} = 0;
+ let Inst{16-20} = 0;
+ let Inst{21-31} = xo;
+}
+
+/// VXForm_5 - VX instructions with "0,0,VB" register fields, like mtvscr.
+class VXForm_5<bits<11> xo, dag OOL, dag IOL, string asmstr,
+ InstrItinClass itin, list<dag> pattern>
+ : I<4, OOL, IOL, asmstr, itin> {
+ bits<5> VB;
+
+ let Pattern = pattern;
+
+ let Inst{6-10} = 0;
+ let Inst{11-15} = 0;
+ let Inst{16-20} = VB;
+ let Inst{21-31} = xo;
+}
+
// E-4 VXR-Form
-class VXRForm_1<bits<10> xo, bit rc, dag OL, string asmstr,
+class VXRForm_1<bits<10> xo, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
- : I<4, OL, asmstr, itin> {
+ : I<4, OOL, IOL, asmstr, itin> {
bits<5> VD;
bits<5> VA;
bits<5> VB;
+ bit RC = 0;
let Pattern = pattern;
let Inst{6-10} = VD;
let Inst{11-15} = VA;
let Inst{16-20} = VB;
- let Inst{21} = rc;
+ let Inst{21} = RC;
let Inst{22-31} = xo;
}
//===----------------------------------------------------------------------===//
-def NoItin : InstrItinClass;
-class Pseudo<dag OL, string asmstr, list<dag> pattern>
- : I<0, OL, asmstr, NoItin> {
+class Pseudo<dag OOL, dag IOL, string asmstr, list<dag> pattern>
+ : I<0, OOL, IOL, asmstr, NoItinerary> {
+ let isCodeGenOnly = 1;
let PPC64 = 0;
- let VMX = 0;
let Pattern = pattern;
let Inst{31-0} = 0;
}