let Inst{15-0} = BD2;
}
+class InstS<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
+ : InstSystemZ<4, outs, ins, asmstr, pattern> {
+ field bits<32> Inst;
+ field bits<32> SoftFail = 0;
+
+ bits<16> BD2;
+
+ let Inst{31-16} = op;
+ let Inst{15-0} = BD2;
+}
+
//===----------------------------------------------------------------------===//
// Instruction definitions with semantics
//===----------------------------------------------------------------------===//
// to store. Other stored registers are added as implicit uses.
//
// Unary:
-// One register output operand and one input operand. The input
-// operand may be a register, immediate or memory.
+// One register output operand and one input operand.
//
// Binary:
-// One register output operand and two input operands. The first
-// input operand is always a register and he second may be a register,
-// immediate or memory.
-//
-// Shift:
-// One register output operand and two input operands. The first
-// input operand is a register and the second has the same form as
-// an address (although it isn't actually used to address memory).
+// One register output operand and two input operands.
//
// Compare:
-// Two input operands. The first operand is always a register,
-// the second may be a register, immediate or memory.
+// Two input operands and an implicit CC output operand.
//
// Ternary:
-// One register output operand and three register input operands.
+// One register output operand and three input operands.
+//
+// LoadAndOp:
+// One output operand and two input operands, one of which is an address.
+// The instruction both reads from and writes to the address.
//
// CmpSwap:
-// One output operand and three input operands. The first two
-// operands are registers and the third is an address. The instruction
-// both reads from and writes to the address.
+// One output operand and three input operands, one of which is an address.
+// The instruction both reads from and writes to the address.
//
// RotateSelect:
// One output operand and five input operands. The first two operands
class AsmCondStoreRSY<string mnemonic, bits<16> opcode,
RegisterOperand cls, bits<5> bytes,
AddressingMode mode = bdaddr20only>
- : InstRSY<opcode, (outs), (ins cls:$R1, mode:$BD2, uimm8zx4:$R3),
+ : InstRSY<opcode, (outs), (ins cls:$R1, mode:$BD2, imm32zx4:$R3),
mnemonic#"\t$R1, $BD2, $R3", []>,
Requires<[FeatureLoadStoreOnCond]> {
let mayStore = 1;
class UnaryRRF<string mnemonic, bits<16> opcode, RegisterOperand cls1,
RegisterOperand cls2>
- : InstRRF<opcode, (outs cls1:$R1), (ins uimm8zx4:$R3, cls2:$R2),
+ : InstRRF<opcode, (outs cls1:$R1), (ins imm32zx4:$R3, cls2:$R2),
mnemonic#"r\t$R1, $R3, $R2", []> {
let OpKey = mnemonic ## cls1;
let OpType = "reg";
class UnaryRRF4<string mnemonic, bits<16> opcode, RegisterOperand cls1,
RegisterOperand cls2>
- : InstRRF<opcode, (outs cls1:$R1), (ins uimm8zx4:$R3, cls2:$R2, uimm8zx4:$R4),
+ : InstRRF<opcode, (outs cls1:$R1), (ins imm32zx4:$R3, cls2:$R2, imm32zx4:$R4),
mnemonic#"\t$R1, $R3, $R2, $R4", []>;
// These instructions are generated by if conversion. The old value of R1
// mask is the third operand rather than being part of the mnemonic.
class AsmCondUnaryRRF<string mnemonic, bits<16> opcode, RegisterOperand cls1,
RegisterOperand cls2>
- : InstRRF<opcode, (outs cls1:$R1), (ins cls1:$R1src, cls2:$R2, uimm8zx4:$R3),
+ : InstRRF<opcode, (outs cls1:$R1), (ins cls1:$R1src, cls2:$R2, imm32zx4:$R3),
mnemonic#"r\t$R1, $R2, $R3", []>,
Requires<[FeatureLoadStoreOnCond]> {
let Constraints = "$R1 = $R1src";
class AsmCondUnaryRSY<string mnemonic, bits<16> opcode,
RegisterOperand cls, bits<5> bytes,
AddressingMode mode = bdaddr20only>
- : InstRSY<opcode, (outs cls:$R1), (ins cls:$R1src, mode:$BD2, uimm8zx4:$R3),
+ : InstRSY<opcode, (outs cls:$R1), (ins cls:$R1src, mode:$BD2, imm32zx4:$R3),
mnemonic#"\t$R1, $BD2, $R3", []>,
Requires<[FeatureLoadStoreOnCond]> {
let mayLoad = 1;
let DisableEncoding = "$R1src";
}
+class BinaryRS<string mnemonic, bits<8> opcode, SDPatternOperator operator,
+ RegisterOperand cls>
+ : InstRS<opcode, (outs cls:$R1), (ins cls:$R1src, shift12only:$BD2),
+ mnemonic#"\t$R1, $BD2",
+ [(set cls:$R1, (operator cls:$R1src, shift12only:$BD2))]> {
+ let R3 = 0;
+ let Constraints = "$R1 = $R1src";
+ let DisableEncoding = "$R1src";
+}
+
+class BinaryRSY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
+ RegisterOperand cls>
+ : InstRSY<opcode, (outs cls:$R1), (ins cls:$R3, shift20only:$BD2),
+ mnemonic#"\t$R1, $R3, $BD2",
+ [(set cls:$R1, (operator cls:$R3, shift20only:$BD2))]>;
+
+multiclass BinaryRSAndK<string mnemonic, bits<8> opcode1, bits<16> opcode2,
+ SDPatternOperator operator, RegisterOperand cls> {
+ let NumOpsKey = mnemonic in {
+ let NumOpsValue = "3" in
+ def K : BinaryRSY<mnemonic##"k", opcode2, null_frag, cls>,
+ Requires<[FeatureDistinctOps]>;
+ let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
+ def "" : BinaryRS<mnemonic, opcode1, operator, cls>;
+ }
+}
+
class BinaryRX<string mnemonic, bits<8> opcode, SDPatternOperator operator,
RegisterOperand cls, SDPatternOperator load, bits<5> bytes,
AddressingMode mode = bdxaddr12only>
}
}
-class ShiftRS<string mnemonic, bits<8> opcode, SDPatternOperator operator,
- RegisterOperand cls>
- : InstRS<opcode, (outs cls:$R1), (ins cls:$R1src, shift12only:$BD2),
- mnemonic#"\t$R1, $BD2",
- [(set cls:$R1, (operator cls:$R1src, shift12only:$BD2))]> {
- let R3 = 0;
- let Constraints = "$R1 = $R1src";
- let DisableEncoding = "$R1src";
-}
-
-class ShiftRSY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
- RegisterOperand cls>
- : InstRSY<opcode, (outs cls:$R1), (ins cls:$R3, shift20only:$BD2),
- mnemonic#"\t$R1, $R3, $BD2",
- [(set cls:$R1, (operator cls:$R3, shift20only:$BD2))]>;
-
-multiclass ShiftRSAndK<string mnemonic, bits<8> opcode1, bits<16> opcode2,
- SDPatternOperator operator, RegisterOperand cls> {
- let NumOpsKey = mnemonic in {
- let NumOpsValue = "3" in
- def K : ShiftRSY<mnemonic##"k", opcode2, null_frag, cls>,
- Requires<[FeatureDistinctOps]>;
- let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
- def "" : ShiftRS<mnemonic, opcode1, operator, cls>;
- }
-}
-
class CompareRR<string mnemonic, bits<8> opcode, SDPatternOperator operator,
RegisterOperand cls1, RegisterOperand cls2>
: InstRR<opcode, (outs), (ins cls1:$R1, cls2:$R2),
let AccessBytes = bytes;
}
+class LoadAndOpRSY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
+ RegisterOperand cls, AddressingMode mode = bdaddr20only>
+ : InstRSY<opcode, (outs cls:$R1), (ins cls:$R3, mode:$BD2),
+ mnemonic#"\t$R1, $R3, $BD2",
+ [(set cls:$R1, (operator mode:$BD2, cls:$R3))]> {
+ let mayLoad = 1;
+ let mayStore = 1;
+}
+
class CmpSwapRS<string mnemonic, bits<8> opcode, SDPatternOperator operator,
RegisterOperand cls, AddressingMode mode = bdaddr12only>
: InstRS<opcode, (outs cls:$R1), (ins cls:$R1src, cls:$R3, mode:$BD2),
class RotateSelectRIEf<string mnemonic, bits<16> opcode, RegisterOperand cls1,
RegisterOperand cls2>
: InstRIEf<opcode, (outs cls1:$R1),
- (ins cls1:$R1src, cls2:$R2, uimm8:$I3, uimm8:$I4, uimm8zx6:$I5),
+ (ins cls1:$R1src, cls2:$R2, imm32zx8:$I3, imm32zx8:$I4,
+ imm32zx6:$I5),
mnemonic#"\t$R1, $R2, $I3, $I4, $I5", []> {
let Constraints = "$R1 = $R1src";
let DisableEncoding = "$R1src";
}
class PrefetchRXY<string mnemonic, bits<16> opcode, SDPatternOperator operator>
- : InstRXY<opcode, (outs), (ins uimm8zx4:$R1, bdxaddr20only:$XBD2),
+ : InstRXY<opcode, (outs), (ins imm32zx4:$R1, bdxaddr20only:$XBD2),
mnemonic##"\t$R1, $XBD2",
- [(operator uimm8zx4:$R1, bdxaddr20only:$XBD2)]>;
+ [(operator imm32zx4:$R1, bdxaddr20only:$XBD2)]>;
class PrefetchRILPC<string mnemonic, bits<12> opcode,
SDPatternOperator operator>
- : InstRIL<opcode, (outs), (ins uimm8zx4:$R1, pcrel32:$I2),
+ : InstRIL<opcode, (outs), (ins imm32zx4:$R1, pcrel32:$I2),
mnemonic##"\t$R1, $I2",
- [(operator uimm8zx4:$R1, pcrel32:$I2)]> {
+ [(operator imm32zx4:$R1, pcrel32:$I2)]> {
// We want PC-relative addresses to be tried ahead of BD and BDX addresses.
// However, BDXs have two extra operands and are therefore 6 units more
// complex.
let isCodeGenOnly = 1;
}
+// Like UnaryRI, but expanded after RA depending on the choice of register.
+class UnaryRIPseudo<SDPatternOperator operator, RegisterOperand cls,
+ Immediate imm>
+ : Pseudo<(outs cls:$R1), (ins imm:$I2),
+ [(set cls:$R1, (operator imm:$I2))]>;
+
+// Like UnaryRXY, but expanded after RA depending on the choice of register.
+class UnaryRXYPseudo<string key, SDPatternOperator operator,
+ RegisterOperand cls, bits<5> bytes,
+ AddressingMode mode = bdxaddr20only>
+ : Pseudo<(outs cls:$R1), (ins mode:$XBD2),
+ [(set cls:$R1, (operator mode:$XBD2))]> {
+ let OpKey = key ## cls;
+ let OpType = "mem";
+ let mayLoad = 1;
+ let Has20BitOffset = 1;
+ let HasIndex = 1;
+ let AccessBytes = bytes;
+}
+
+// Like UnaryRR, but expanded after RA depending on the choice of registers.
+class UnaryRRPseudo<string key, SDPatternOperator operator,
+ RegisterOperand cls1, RegisterOperand cls2>
+ : Pseudo<(outs cls1:$R1), (ins cls2:$R2),
+ [(set cls1:$R1, (operator cls2:$R2))]> {
+ let OpKey = key ## cls1;
+ let OpType = "reg";
+}
+
+// Like BinaryRI, but expanded after RA depending on the choice of register.
+class BinaryRIPseudo<SDPatternOperator operator, RegisterOperand cls,
+ Immediate imm>
+ : Pseudo<(outs cls:$R1), (ins cls:$R1src, imm:$I2),
+ [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
+ let Constraints = "$R1 = $R1src";
+}
+
+// Like BinaryRIE, but expanded after RA depending on the choice of register.
+class BinaryRIEPseudo<SDPatternOperator operator, RegisterOperand cls,
+ Immediate imm>
+ : Pseudo<(outs cls:$R1), (ins cls:$R3, imm:$I2),
+ [(set cls:$R1, (operator cls:$R3, imm:$I2))]>;
+
+// Like BinaryRIAndK, but expanded after RA depending on the choice of register.
+multiclass BinaryRIAndKPseudo<string key, SDPatternOperator operator,
+ RegisterOperand cls, Immediate imm> {
+ let NumOpsKey = key in {
+ let NumOpsValue = "3" in
+ def K : BinaryRIEPseudo<null_frag, cls, imm>,
+ Requires<[FeatureHighWord, FeatureDistinctOps]>;
+ let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
+ def "" : BinaryRIPseudo<operator, cls, imm>,
+ Requires<[FeatureHighWord]>;
+ }
+}
+
+// Like CompareRI, but expanded after RA depending on the choice of register.
+class CompareRIPseudo<SDPatternOperator operator, RegisterOperand cls,
+ Immediate imm>
+ : Pseudo<(outs), (ins cls:$R1, imm:$I2), [(operator cls:$R1, imm:$I2)]>;
+
+// Like CompareRXY, but expanded after RA depending on the choice of register.
+class CompareRXYPseudo<SDPatternOperator operator, RegisterOperand cls,
+ SDPatternOperator load, bits<5> bytes,
+ AddressingMode mode = bdxaddr20only>
+ : Pseudo<(outs), (ins cls:$R1, mode:$XBD2),
+ [(operator cls:$R1, (load mode:$XBD2))]> {
+ let mayLoad = 1;
+ let Has20BitOffset = 1;
+ let HasIndex = 1;
+ let AccessBytes = bytes;
+}
+
+// Like StoreRXY, but expanded after RA depending on the choice of register.
+class StoreRXYPseudo<SDPatternOperator operator, RegisterOperand cls,
+ bits<5> bytes, AddressingMode mode = bdxaddr20only>
+ : Pseudo<(outs), (ins cls:$R1, mode:$XBD2),
+ [(operator cls:$R1, mode:$XBD2)]> {
+ let mayStore = 1;
+ let Has20BitOffset = 1;
+ let HasIndex = 1;
+ let AccessBytes = bytes;
+}
+
+// Like RotateSelectRIEf, but expanded after RA depending on the choice
+// of registers.
+class RotateSelectRIEfPseudo<RegisterOperand cls1, RegisterOperand cls2>
+ : Pseudo<(outs cls1:$R1),
+ (ins cls1:$R1src, cls2:$R2, imm32zx8:$I3, imm32zx8:$I4,
+ imm32zx6:$I5),
+ []> {
+ let Constraints = "$R1 = $R1src";
+ let DisableEncoding = "$R1src";
+}
+
// Implements "$dst = $cc & (8 >> CC) ? $src1 : $src2", where CC is
// the value of the PSW's 2-bit condition code field.
class SelectWrapper<RegisterOperand cls>
: Pseudo<(outs cls:$dst),
- (ins cls:$src1, cls:$src2, uimm8zx4:$valid, uimm8zx4:$cc),
+ (ins cls:$src1, cls:$src2, imm32zx4:$valid, imm32zx4:$cc),
[(set cls:$dst, (z_select_ccmask cls:$src1, cls:$src2,
- uimm8zx4:$valid, uimm8zx4:$cc))]> {
+ imm32zx4:$valid, imm32zx4:$cc))]> {
let usesCustomInserter = 1;
// Although the instructions used by these nodes do not in themselves
// change CC, the insertion requires new blocks, and CC cannot be live
SDPatternOperator load, AddressingMode mode> {
let Defs = [CC], Uses = [CC], usesCustomInserter = 1 in {
def "" : Pseudo<(outs),
- (ins cls:$new, mode:$addr, uimm8zx4:$valid, uimm8zx4:$cc),
+ (ins cls:$new, mode:$addr, imm32zx4:$valid, imm32zx4:$cc),
[(store (z_select_ccmask cls:$new, (load mode:$addr),
- uimm8zx4:$valid, uimm8zx4:$cc),
+ imm32zx4:$valid, imm32zx4:$cc),
mode:$addr)]>;
def Inv : Pseudo<(outs),
- (ins cls:$new, mode:$addr, uimm8zx4:$valid, uimm8zx4:$cc),
+ (ins cls:$new, mode:$addr, imm32zx4:$valid, imm32zx4:$cc),
[(store (z_select_ccmask (load mode:$addr), cls:$new,
- uimm8zx4:$valid, uimm8zx4:$cc),
+ imm32zx4:$valid, imm32zx4:$cc),
mode:$addr)]>;
}
}
let isPseudo = 1;
let isCodeGenOnly = 1;
}
+
+// An alias of a BinaryRI, but with different register sizes.
+class BinaryAliasRI<SDPatternOperator operator, RegisterOperand cls,
+ Immediate imm>
+ : Alias<4, (outs cls:$R1), (ins cls:$R1src, imm:$I2),
+ [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
+ let Constraints = "$R1 = $R1src";
+}
+
+// An alias of a BinaryRIL, but with different register sizes.
+class BinaryAliasRIL<SDPatternOperator operator, RegisterOperand cls,
+ Immediate imm>
+ : Alias<6, (outs cls:$R1), (ins cls:$R1src, imm:$I2),
+ [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
+ let Constraints = "$R1 = $R1src";
+}
+
+// An alias of a CompareRI, but with different register sizes.
+class CompareAliasRI<SDPatternOperator operator, RegisterOperand cls,
+ Immediate imm>
+ : Alias<4, (outs), (ins cls:$R1, imm:$I2), [(operator cls:$R1, imm:$I2)]> {
+ let isCompare = 1;
+}
+
+// An alias of a RotateSelectRIEf, but with different register sizes.
+class RotateSelectAliasRIEf<RegisterOperand cls1, RegisterOperand cls2>
+ : Alias<6, (outs cls1:$R1),
+ (ins cls1:$R1src, cls2:$R2, imm32zx8:$I3, imm32zx8:$I4,
+ imm32zx6:$I5), []> {
+ let Constraints = "$R1 = $R1src";
+}
projects / oota-llvm.git / blobdiff