let ParserMatchClass = imm0_4095_neg_asmoperand;
}
-def imm0_255_neg : PatLeaf<(i32 imm), [{
- return (uint32_t)(-N->getZExtValue()) < 255;
+def imm1_255_neg : PatLeaf<(i32 imm), [{
+ uint32_t Val = -N->getZExtValue();
+ return (Val > 0 && Val < 255);
}], imm_neg_XFORM>;
def imm0_255_not : PatLeaf<(i32 imm), [{
// t2ldrlabel := imm12
def t2ldrlabel : Operand<i32> {
let EncoderMethod = "getAddrModeImm12OpValue";
- let PrintMethod = "printT2LdrLabelOperand";
+ let PrintMethod = "printThumbLdrLabelOperand";
}
def t2ldr_pcrel_imm12_asmoperand : AsmOperandClass {let Name = "MemPCRelImm12";}
// ADR instruction labels.
def t2adrlabel : Operand<i32> {
let EncoderMethod = "getT2AdrLabelOpValue";
+ let PrintMethod = "printAdrLabelOperand";
}
let Inst{7-4} = opc7_4;
let Inst{3-0} = Rm;
}
+class T2MlaLong<bits<3> opc22_20, bits<4> opc7_4,
+ dag oops, dag iops, InstrItinClass itin,
+ string opc, string asm, list<dag> pattern>
+ : T2I<oops, iops, itin, opc, asm, pattern> {
+ bits<4> RdLo;
+ bits<4> RdHi;
+ bits<4> Rn;
+ bits<4> Rm;
+
+ let Inst{31-23} = 0b111110111;
+ let Inst{22-20} = opc22_20;
+ let Inst{19-16} = Rn;
+ let Inst{15-12} = RdLo;
+ let Inst{11-8} = RdHi;
+ let Inst{7-4} = opc7_4;
+ let Inst{3-0} = Rm;
+}
/// T2I_bin_irs - Defines a set of (op reg, {so_imm|r|so_reg}) patterns for a
/// changed to modify CPSR.
multiclass T2I_bin_irs<bits<4> opcod, string opc,
InstrItinClass iii, InstrItinClass iir, InstrItinClass iis,
- PatFrag opnode, string baseOpc, bit Commutable = 0,
+ PatFrag opnode, bit Commutable = 0,
string wide = ""> {
// shifted imm
def ri : T2sTwoRegImm<
// Assembly aliases for optional destination operand when it's the same
// as the source operand.
def : t2InstAlias<!strconcat(opc, "${s}${p} $Rdn, $imm"),
- (!cast<Instruction>(!strconcat(baseOpc, "ri")) rGPR:$Rdn, rGPR:$Rdn,
+ (!cast<Instruction>(NAME#"ri") rGPR:$Rdn, rGPR:$Rdn,
t2_so_imm:$imm, pred:$p,
cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", wide, " $Rdn, $Rm"),
- (!cast<Instruction>(!strconcat(baseOpc, "rr")) rGPR:$Rdn, rGPR:$Rdn,
+ (!cast<Instruction>(NAME#"rr") rGPR:$Rdn, rGPR:$Rdn,
rGPR:$Rm, pred:$p,
cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", wide, " $Rdn, $shift"),
- (!cast<Instruction>(!strconcat(baseOpc, "rs")) rGPR:$Rdn, rGPR:$Rdn,
+ (!cast<Instruction>(NAME#"rs") rGPR:$Rdn, rGPR:$Rdn,
t2_so_reg:$shift, pred:$p,
cc_out:$s)>;
}
// the ".w" suffix to indicate that they are wide.
multiclass T2I_bin_w_irs<bits<4> opcod, string opc,
InstrItinClass iii, InstrItinClass iir, InstrItinClass iis,
- PatFrag opnode, string baseOpc, bit Commutable = 0> :
- T2I_bin_irs<opcod, opc, iii, iir, iis, opnode, baseOpc, Commutable, ".w"> {
+ PatFrag opnode, bit Commutable = 0> :
+ T2I_bin_irs<opcod, opc, iii, iir, iis, opnode, Commutable, ".w"> {
// Assembler aliases w/ the ".w" suffix.
def : t2InstAlias<!strconcat(opc, "${s}${p}.w", " $Rd, $Rn, $imm"),
- (!cast<Instruction>(!strconcat(baseOpc, "ri")) rGPR:$Rd, rGPR:$Rn,
- t2_so_imm:$imm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"ri") rGPR:$Rd, rGPR:$Rn, t2_so_imm:$imm, pred:$p,
+ cc_out:$s)>;
// Assembler aliases w/o the ".w" suffix.
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rd, $Rn, $Rm"),
- (!cast<Instruction>(!strconcat(baseOpc, "rr")) rGPR:$Rd, rGPR:$Rn,
- rGPR:$Rm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"rr") rGPR:$Rd, rGPR:$Rn, rGPR:$Rm, pred:$p,
+ cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rd, $Rn, $shift"),
- (!cast<Instruction>(!strconcat(baseOpc, "rs")) rGPR:$Rd, rGPR:$Rn,
- t2_so_reg:$shift, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"rs") rGPR:$Rd, rGPR:$Rn, t2_so_reg:$shift,
+ pred:$p, cc_out:$s)>;
// and with the optional destination operand, too.
def : t2InstAlias<!strconcat(opc, "${s}${p}.w", " $Rdn, $imm"),
- (!cast<Instruction>(!strconcat(baseOpc, "ri")) rGPR:$Rdn, rGPR:$Rdn,
- t2_so_imm:$imm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"ri") rGPR:$Rdn, rGPR:$Rdn, t2_so_imm:$imm,
+ pred:$p, cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rdn, $Rm"),
- (!cast<Instruction>(!strconcat(baseOpc, "rr")) rGPR:$Rdn, rGPR:$Rdn,
- rGPR:$Rm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"rr") rGPR:$Rdn, rGPR:$Rdn, rGPR:$Rm, pred:$p,
+ cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rdn, $shift"),
- (!cast<Instruction>(!strconcat(baseOpc, "rs")) rGPR:$Rdn, rGPR:$Rdn,
- t2_so_reg:$shift, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"rs") rGPR:$Rdn, rGPR:$Rdn, t2_so_reg:$shift,
+ pred:$p, cc_out:$s)>;
}
/// T2I_rbin_is - Same as T2I_bin_irs except the order of operands are
/// T2I_sh_ir - Defines a set of (op reg, {so_imm|r}) patterns for a shift /
// rotate operation that produces a value.
-multiclass T2I_sh_ir<bits<2> opcod, string opc, Operand ty, PatFrag opnode,
- string baseOpc> {
+multiclass T2I_sh_ir<bits<2> opcod, string opc, Operand ty, PatFrag opnode> {
// 5-bit imm
def ri : T2sTwoRegShiftImm<
(outs rGPR:$Rd), (ins rGPR:$Rm, ty:$imm), IIC_iMOVsi,
// Optional destination register
def : t2InstAlias<!strconcat(opc, "${s}${p}", ".w $Rdn, $imm"),
- (!cast<Instruction>(!strconcat(baseOpc, "ri")) rGPR:$Rdn, rGPR:$Rdn,
- ty:$imm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"ri") rGPR:$Rdn, rGPR:$Rdn, ty:$imm, pred:$p,
+ cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", ".w $Rdn, $Rm"),
- (!cast<Instruction>(!strconcat(baseOpc, "rr")) rGPR:$Rdn, rGPR:$Rdn,
- rGPR:$Rm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"rr") rGPR:$Rdn, rGPR:$Rdn, rGPR:$Rm, pred:$p,
+ cc_out:$s)>;
// Assembler aliases w/o the ".w" suffix.
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rd, $Rn, $imm"),
- (!cast<Instruction>(!strconcat(baseOpc, "ri")) rGPR:$Rd, rGPR:$Rn,
- ty:$imm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"ri") rGPR:$Rd, rGPR:$Rn, ty:$imm, pred:$p,
+ cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rd, $Rn, $Rm"),
- (!cast<Instruction>(!strconcat(baseOpc, "rr")) rGPR:$Rd, rGPR:$Rn,
- rGPR:$Rm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"rr") rGPR:$Rd, rGPR:$Rn, rGPR:$Rm, pred:$p,
+ cc_out:$s)>;
// and with the optional destination operand, too.
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rdn, $imm"),
- (!cast<Instruction>(!strconcat(baseOpc, "ri")) rGPR:$Rdn, rGPR:$Rdn,
- ty:$imm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"ri") rGPR:$Rdn, rGPR:$Rdn, ty:$imm, pred:$p,
+ cc_out:$s)>;
def : t2InstAlias<!strconcat(opc, "${s}${p}", " $Rdn, $Rm"),
- (!cast<Instruction>(!strconcat(baseOpc, "rr")) rGPR:$Rdn, rGPR:$Rdn,
- rGPR:$Rm, pred:$p,
- cc_out:$s)>;
+ (!cast<Instruction>(NAME#"rr") rGPR:$Rdn, rGPR:$Rdn, rGPR:$Rm, pred:$p,
+ cc_out:$s)>;
}
/// T2I_cmp_irs - Defines a set of (op r, {so_imm|r|so_reg}) cmp / test
/// a explicit result, only implicitly set CPSR.
multiclass T2I_cmp_irs<bits<4> opcod, string opc,
InstrItinClass iii, InstrItinClass iir, InstrItinClass iis,
- PatFrag opnode, string baseOpc> {
+ PatFrag opnode> {
let isCompare = 1, Defs = [CPSR] in {
// shifted imm
def ri : T2OneRegCmpImm<
// No alias here for 'rr' version as not all instantiations of this
// multiclass want one (CMP in particular, does not).
def : t2InstAlias<!strconcat(opc, "${p}", " $Rn, $imm"),
- (!cast<Instruction>(!strconcat(baseOpc, "ri")) GPRnopc:$Rn,
- t2_so_imm:$imm, pred:$p)>;
+ (!cast<Instruction>(NAME#"ri") GPRnopc:$Rn, t2_so_imm:$imm, pred:$p)>;
def : t2InstAlias<!strconcat(opc, "${p}", " $Rn, $shift"),
- (!cast<Instruction>(!strconcat(baseOpc, "rs")) GPRnopc:$Rn,
- t2_so_reg:$shift,
- pred:$p)>;
+ (!cast<Instruction>(NAME#"rs") GPRnopc:$Rn, t2_so_reg:$shift, pred:$p)>;
}
/// T2I_ld - Defines a set of (op r, {imm12|imm8|so_reg}) load patterns.
let neverHasSideEffects = 1, isReMaterializable = 1 in
def t2LEApcrel : t2PseudoInst<(outs rGPR:$Rd), (ins i32imm:$label, pred:$p),
4, IIC_iALUi, []>;
+let hasSideEffects = 1 in
def t2LEApcrelJT : t2PseudoInst<(outs rGPR:$Rd),
(ins i32imm:$label, nohash_imm:$id, pred:$p),
4, IIC_iALUi,
// The AddedComplexity preferences the first variant over the others since
// it can be shrunk to a 16-bit wide encoding, while the others cannot.
let AddedComplexity = 1 in
-def : T2Pat<(add GPR:$src, imm0_255_neg:$imm),
- (t2SUBri GPR:$src, imm0_255_neg:$imm)>;
+def : T2Pat<(add GPR:$src, imm1_255_neg:$imm),
+ (t2SUBri GPR:$src, imm1_255_neg:$imm)>;
def : T2Pat<(add GPR:$src, t2_so_imm_neg:$imm),
(t2SUBri GPR:$src, t2_so_imm_neg:$imm)>;
def : T2Pat<(add GPR:$src, imm0_4095_neg:$imm),
(t2SUBri12 GPR:$src, imm0_4095_neg:$imm)>;
+def : T2Pat<(add GPR:$src, imm0_65535_neg:$imm),
+ (t2SUBrr GPR:$src, (t2MOVi16 (imm_neg_XFORM imm:$imm)))>;
+
let AddedComplexity = 1 in
-def : T2Pat<(ARMaddc rGPR:$src, imm0_255_neg:$imm),
- (t2SUBSri rGPR:$src, imm0_255_neg:$imm)>;
+def : T2Pat<(ARMaddc rGPR:$src, imm1_255_neg:$imm),
+ (t2SUBSri rGPR:$src, imm1_255_neg:$imm)>;
def : T2Pat<(ARMaddc rGPR:$src, t2_so_imm_neg:$imm),
(t2SUBSri rGPR:$src, t2_so_imm_neg:$imm)>;
+def : T2Pat<(ARMaddc rGPR:$src, imm0_65535_neg:$imm),
+ (t2SUBSrr rGPR:$src, (t2MOVi16 (imm_neg_XFORM imm:$imm)))>;
// The with-carry-in form matches bitwise not instead of the negation.
// Effectively, the inverse interpretation of the carry flag already accounts
// for part of the negation.
(t2SBCri rGPR:$src, imm0_255_not:$imm)>;
def : T2Pat<(ARMadde rGPR:$src, t2_so_imm_not:$imm, CPSR),
(t2SBCri rGPR:$src, t2_so_imm_not:$imm)>;
+def : T2Pat<(ARMadde rGPR:$src, imm0_65535_neg:$imm, CPSR),
+ (t2SBCrr rGPR:$src, (t2MOVi16 (imm_not_XFORM imm:$imm)))>;
// Select Bytes -- for disassembly only
//
defm t2LSL : T2I_sh_ir<0b00, "lsl", imm0_31,
- BinOpFrag<(shl node:$LHS, node:$RHS)>, "t2LSL">;
+ BinOpFrag<(shl node:$LHS, node:$RHS)>>;
defm t2LSR : T2I_sh_ir<0b01, "lsr", imm_sr,
- BinOpFrag<(srl node:$LHS, node:$RHS)>, "t2LSR">;
+ BinOpFrag<(srl node:$LHS, node:$RHS)>>;
defm t2ASR : T2I_sh_ir<0b10, "asr", imm_sr,
- BinOpFrag<(sra node:$LHS, node:$RHS)>, "t2ASR">;
+ BinOpFrag<(sra node:$LHS, node:$RHS)>>;
defm t2ROR : T2I_sh_ir<0b11, "ror", imm0_31,
- BinOpFrag<(rotr node:$LHS, node:$RHS)>, "t2ROR">;
+ BinOpFrag<(rotr node:$LHS, node:$RHS)>>;
// (rotr x, (and y, 0x...1f)) ==> (ROR x, y)
-def : Pat<(rotr rGPR:$lhs, (and rGPR:$rhs, lo5AllOne)),
- (t2RORrr rGPR:$lhs, rGPR:$rhs)>;
+def : T2Pat<(rotr rGPR:$lhs, (and rGPR:$rhs, lo5AllOne)),
+ (t2RORrr rGPR:$lhs, rGPR:$rhs)>;
let Uses = [CPSR] in {
def t2RRX : T2sTwoReg<(outs rGPR:$Rd), (ins rGPR:$Rm), IIC_iMOVsi,
defm t2AND : T2I_bin_w_irs<0b0000, "and",
IIC_iBITi, IIC_iBITr, IIC_iBITsi,
- BinOpFrag<(and node:$LHS, node:$RHS)>, "t2AND", 1>;
+ BinOpFrag<(and node:$LHS, node:$RHS)>, 1>;
defm t2ORR : T2I_bin_w_irs<0b0010, "orr",
IIC_iBITi, IIC_iBITr, IIC_iBITsi,
- BinOpFrag<(or node:$LHS, node:$RHS)>, "t2ORR", 1>;
+ BinOpFrag<(or node:$LHS, node:$RHS)>, 1>;
defm t2EOR : T2I_bin_w_irs<0b0100, "eor",
IIC_iBITi, IIC_iBITr, IIC_iBITsi,
- BinOpFrag<(xor node:$LHS, node:$RHS)>, "t2EOR", 1>;
+ BinOpFrag<(xor node:$LHS, node:$RHS)>, 1>;
defm t2BIC : T2I_bin_w_irs<0b0001, "bic",
IIC_iBITi, IIC_iBITr, IIC_iBITsi,
- BinOpFrag<(and node:$LHS, (not node:$RHS))>,
- "t2BIC">;
+ BinOpFrag<(and node:$LHS, (not node:$RHS))>>;
class T2BitFI<dag oops, dag iops, InstrItinClass itin,
string opc, string asm, list<dag> pattern>
defm t2ORN : T2I_bin_irs<0b0011, "orn",
IIC_iBITi, IIC_iBITr, IIC_iBITsi,
- BinOpFrag<(or node:$LHS, (not node:$RHS))>,
- "t2ORN", 0, "">;
+ BinOpFrag<(or node:$LHS, (not node:$RHS))>, 0, "">;
/// T2I_un_irs - Defines a set of (op reg, {so_imm|r|so_reg}) patterns for a
/// unary operation that produces a value. These are predicable and can be
/// changed to modify CPSR.
multiclass T2I_un_irs<bits<4> opcod, string opc,
InstrItinClass iii, InstrItinClass iir, InstrItinClass iis,
- PatFrag opnode, bit Cheap = 0, bit ReMat = 0> {
+ PatFrag opnode,
+ bit Cheap = 0, bit ReMat = 0, bit MoveImm = 0> {
// shifted imm
def i : T2sOneRegImm<(outs rGPR:$Rd), (ins t2_so_imm:$imm), iii,
opc, "\t$Rd, $imm",
[(set rGPR:$Rd, (opnode t2_so_imm:$imm))]> {
let isAsCheapAsAMove = Cheap;
let isReMaterializable = ReMat;
+ let isMoveImm = MoveImm;
let Inst{31-27} = 0b11110;
let Inst{25} = 0;
let Inst{24-21} = opcod;
let AddedComplexity = 1 in
defm t2MVN : T2I_un_irs <0b0011, "mvn",
IIC_iMVNi, IIC_iMVNr, IIC_iMVNsi,
- UnOpFrag<(not node:$Src)>, 1, 1>;
+ UnOpFrag<(not node:$Src)>, 1, 1, 1>;
let AddedComplexity = 1 in
def : T2Pat<(and rGPR:$src, t2_so_imm_not:$imm),
def t2MLA: T2FourReg<
(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm, rGPR:$Ra), IIC_iMAC32,
"mla", "\t$Rd, $Rn, $Rm, $Ra",
- [(set rGPR:$Rd, (add (mul rGPR:$Rn, rGPR:$Rm), rGPR:$Ra))]> {
+ [(set rGPR:$Rd, (add (mul rGPR:$Rn, rGPR:$Rm), rGPR:$Ra))]>,
+ Requires<[IsThumb2, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b000;
def t2MLS: T2FourReg<
(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm, rGPR:$Ra), IIC_iMAC32,
"mls", "\t$Rd, $Rn, $Rm, $Ra",
- [(set rGPR:$Rd, (sub rGPR:$Ra, (mul rGPR:$Rn, rGPR:$Rm)))]> {
+ [(set rGPR:$Rd, (sub rGPR:$Ra, (mul rGPR:$Rn, rGPR:$Rm)))]>,
+ Requires<[IsThumb2, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b000;
} // isCommutable
// Multiply + accumulate
-def t2SMLAL : T2MulLong<0b100, 0b0000,
+def t2SMLAL : T2MlaLong<0b100, 0b0000,
(outs rGPR:$RdLo, rGPR:$RdHi),
- (ins rGPR:$Rn, rGPR:$Rm), IIC_iMAC64,
- "smlal", "\t$RdLo, $RdHi, $Rn, $Rm", []>;
+ (ins rGPR:$Rn, rGPR:$Rm, rGPR:$RLo, rGPR:$RHi), IIC_iMAC64,
+ "smlal", "\t$RdLo, $RdHi, $Rn, $Rm", []>,
+ RegConstraint<"$RLo = $RdLo, $RHi = $RdHi">;
-def t2UMLAL : T2MulLong<0b110, 0b0000,
+def t2UMLAL : T2MlaLong<0b110, 0b0000,
(outs rGPR:$RdLo, rGPR:$RdHi),
- (ins rGPR:$Rn, rGPR:$Rm), IIC_iMAC64,
- "umlal", "\t$RdLo, $RdHi, $Rn, $Rm", []>;
+ (ins rGPR:$Rn, rGPR:$Rm, rGPR:$RLo, rGPR:$RHi), IIC_iMAC64,
+ "umlal", "\t$RdLo, $RdHi, $Rn, $Rm", []>,
+ RegConstraint<"$RLo = $RdLo, $RHi = $RdHi">;
def t2UMAAL : T2MulLong<0b110, 0b0110,
(outs rGPR:$RdLo, rGPR:$RdHi),
(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm, rGPR:$Ra), IIC_iMAC32,
"smmla", "\t$Rd, $Rn, $Rm, $Ra",
[(set rGPR:$Rd, (add (mulhs rGPR:$Rm, rGPR:$Rn), rGPR:$Ra))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b101;
(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm, rGPR:$Ra), IIC_iMAC32,
"smmls", "\t$Rd, $Rn, $Rm, $Ra",
[(set rGPR:$Rd, (sub rGPR:$Ra, (mulhs rGPR:$Rn, rGPR:$Rm)))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b110;
[(set rGPR:$Rd, (add rGPR:$Ra,
(opnode (sext_inreg rGPR:$Rn, i16),
(sext_inreg rGPR:$Rm, i16))))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b001;
!strconcat(opc, "bt"), "\t$Rd, $Rn, $Rm, $Ra",
[(set rGPR:$Rd, (add rGPR:$Ra, (opnode (sext_inreg rGPR:$Rn, i16),
(sra rGPR:$Rm, (i32 16)))))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b001;
!strconcat(opc, "tb"), "\t$Rd, $Rn, $Rm, $Ra",
[(set rGPR:$Rd, (add rGPR:$Ra, (opnode (sra rGPR:$Rn, (i32 16)),
(sext_inreg rGPR:$Rm, i16))))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b001;
!strconcat(opc, "tt"), "\t$Rd, $Rn, $Rm, $Ra",
[(set rGPR:$Rd, (add rGPR:$Ra, (opnode (sra rGPR:$Rn, (i32 16)),
(sra rGPR:$Rm, (i32 16)))))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b001;
!strconcat(opc, "wb"), "\t$Rd, $Rn, $Rm, $Ra",
[(set rGPR:$Rd, (add rGPR:$Ra, (sra (opnode rGPR:$Rn,
(sext_inreg rGPR:$Rm, i16)), (i32 16))))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b011;
!strconcat(opc, "wt"), "\t$Rd, $Rn, $Rm, $Ra",
[(set rGPR:$Rd, (add rGPR:$Ra, (sra (opnode rGPR:$Rn,
(sra rGPR:$Rm, (i32 16))), (i32 16))))]>,
- Requires<[IsThumb2, HasThumb2DSP]> {
+ Requires<[IsThumb2, HasThumb2DSP, UseMulOps]> {
let Inst{31-27} = 0b11111;
let Inst{26-23} = 0b0110;
let Inst{22-20} = 0b011;
// Division Instructions.
// Signed and unsigned division on v7-M
//
-def t2SDIV : T2ThreeReg<(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm), IIC_iALUi,
+def t2SDIV : T2ThreeReg<(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm), IIC_iDIV,
"sdiv", "\t$Rd, $Rn, $Rm",
[(set rGPR:$Rd, (sdiv rGPR:$Rn, rGPR:$Rm))]>,
Requires<[HasDivide, IsThumb2]> {
let Inst{7-4} = 0b1111;
}
-def t2UDIV : T2ThreeReg<(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm), IIC_iALUi,
+def t2UDIV : T2ThreeReg<(outs rGPR:$Rd), (ins rGPR:$Rn, rGPR:$Rm), IIC_iDIV,
"udiv", "\t$Rd, $Rn, $Rm",
[(set rGPR:$Rd, (udiv rGPR:$Rn, rGPR:$Rm))]>,
Requires<[HasDivide, IsThumb2]> {
//
defm t2CMP : T2I_cmp_irs<0b1101, "cmp",
IIC_iCMPi, IIC_iCMPr, IIC_iCMPsi,
- BinOpFrag<(ARMcmp node:$LHS, node:$RHS)>, "t2CMP">;
+ BinOpFrag<(ARMcmp node:$LHS, node:$RHS)>>;
def : T2Pat<(ARMcmpZ GPRnopc:$lhs, t2_so_imm:$imm),
(t2CMPri GPRnopc:$lhs, t2_so_imm:$imm)>;
// Assembler aliases w/o the ".w" suffix.
// No alias here for 'rr' version as not all instantiations of this multiclass
// want one (CMP in particular, does not).
-def : t2InstAlias<!strconcat("cmn", "${p}", " $Rn, $imm"),
- (!cast<Instruction>(!strconcat("t2CMN", "ri")) GPRnopc:$Rn,
- t2_so_imm:$imm, pred:$p)>;
-def : t2InstAlias<!strconcat("cmn", "${p}", " $Rn, $shift"),
- (!cast<Instruction>(!strconcat("t2CMNz", "rs")) GPRnopc:$Rn,
- t2_so_reg:$shift,
- pred:$p)>;
+def : t2InstAlias<"cmn${p} $Rn, $imm",
+ (t2CMNri GPRnopc:$Rn, t2_so_imm:$imm, pred:$p)>;
+def : t2InstAlias<"cmn${p} $Rn, $shift",
+ (t2CMNzrs GPRnopc:$Rn, t2_so_reg:$shift, pred:$p)>;
def : T2Pat<(ARMcmp GPR:$src, t2_so_imm_neg:$imm),
(t2CMNri GPR:$src, t2_so_imm_neg:$imm)>;
defm t2TST : T2I_cmp_irs<0b0000, "tst",
IIC_iTSTi, IIC_iTSTr, IIC_iTSTsi,
- BinOpFrag<(ARMcmpZ (and_su node:$LHS, node:$RHS), 0)>,
- "t2TST">;
+ BinOpFrag<(ARMcmpZ (and_su node:$LHS, node:$RHS), 0)>>;
defm t2TEQ : T2I_cmp_irs<0b0100, "teq",
IIC_iTSTi, IIC_iTSTr, IIC_iTSTsi,
- BinOpFrag<(ARMcmpZ (xor_su node:$LHS, node:$RHS), 0)>,
- "t2TEQ">;
+ BinOpFrag<(ARMcmpZ (xor_su node:$LHS, node:$RHS), 0)>>;
// Conditional moves
// FIXME: should be able to write a pattern for ARMcmov, but can't use
// a two-value operand where a dag node expects two operands. :(
let neverHasSideEffects = 1 in {
-let isCommutable = 1 in
+let isCommutable = 1, isSelect = 1 in
def t2MOVCCr : t2PseudoInst<(outs rGPR:$Rd),
(ins rGPR:$false, rGPR:$Rm, pred:$p),
4, IIC_iCMOVr,
RegConstraint<"$false = $Rd">;
} // isCodeGenOnly = 1
-multiclass T2I_bincc_irs<Instruction iri, Instruction irr, Instruction irs,
- InstrItinClass iii, InstrItinClass iir, InstrItinClass iis> {
- // shifted imm
- def ri : t2PseudoExpand<(outs rGPR:$Rd),
- (ins rGPR:$Rn, t2_so_imm:$imm, pred:$p, cc_out:$s),
- 4, iii, [],
- (iri rGPR:$Rd, rGPR:$Rn, t2_so_imm:$imm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
- // register
- def rr : t2PseudoExpand<(outs rGPR:$Rd),
- (ins rGPR:$Rn, rGPR:$Rm, pred:$p, cc_out:$s),
- 4, iir, [],
- (irr rGPR:$Rd, rGPR:$Rn, rGPR:$Rm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
- // shifted register
- def rs : t2PseudoExpand<(outs rGPR:$Rd),
- (ins rGPR:$Rn, t2_so_reg:$ShiftedRm, pred:$p, cc_out:$s),
- 4, iis, [],
- (irs rGPR:$Rd, rGPR:$Rn, t2_so_reg:$ShiftedRm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
-} // T2I_bincc_irs
-
-defm t2ANDCC : T2I_bincc_irs<t2ANDri, t2ANDrr, t2ANDrs,
- IIC_iBITi, IIC_iBITr, IIC_iBITsi>;
-defm t2ORRCC : T2I_bincc_irs<t2ORRri, t2ORRrr, t2ORRrs,
- IIC_iBITi, IIC_iBITr, IIC_iBITsi>;
-defm t2EORCC : T2I_bincc_irs<t2EORri, t2EORrr, t2EORrs,
- IIC_iBITi, IIC_iBITr, IIC_iBITsi>;
} // neverHasSideEffects
//===----------------------------------------------------------------------===//
let Inst{15-14} = 0b10;
let Inst{12} = 1;
- bits<20> target;
+ bits<24> target;
let Inst{26} = target{19};
let Inst{11} = target{18};
let Inst{13} = target{17};
- let Inst{21-16} = target{16-11};
+ let Inst{25-16} = target{20-11};
let Inst{10-0} = target{10-0};
let DecoderMethod = "DecodeT2BInstruction";
}
// IOS version.
let Uses = [SP] in
def tTAILJMPd: tPseudoExpand<(outs),
- (ins uncondbrtarget:$dst, pred:$p, variable_ops),
+ (ins uncondbrtarget:$dst, pred:$p),
4, IIC_Br, [],
(t2B uncondbrtarget:$dst, pred:$p)>,
Requires<[IsThumb2, IsIOS]>;
}
-let isCall = 1, Defs = [LR], Uses = [SP] in {
- // mov lr, pc; b if callee is marked noreturn to avoid confusing the
- // return stack predictor.
- def t2BMOVPCB_CALL : tPseudoInst<(outs),
- (ins t_bltarget:$func, variable_ops),
- 6, IIC_Br, [(ARMcall_nolink tglobaladdr:$func)]>,
- Requires<[IsThumb]>;
-}
-
-// Direct calls
-def : T2Pat<(ARMcall_nolink texternalsym:$func),
- (t2BMOVPCB_CALL texternalsym:$func)>,
- Requires<[IsThumb]>;
-
// IT block
let Defs = [ITSTATE] in
def t2IT : Thumb2XI<(outs), (ins it_pred:$cc, it_mask:$mask),