[SDTCisPtrTy<0>, SDTCisVT<1, i32>,
SDTCisVT<2, i32>]>;
+def SDT_ARMBr2JT : SDTypeProfile<0, 4,
+ [SDTCisPtrTy<0>, SDTCisVT<1, i32>,
+ SDTCisVT<2, i32>, SDTCisVT<3, i32>]>;
+
def SDT_ARMCmp : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
def SDT_ARMPICAdd : SDTypeProfile<1, 2, [SDTCisSameAs<0, 1>,
def SDT_ARMThreadPointer : SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>;
def SDT_ARMEH_SJLJ_Setjmp : SDTypeProfile<1, 1, [SDTCisInt<0>, SDTCisPtrTy<1>]>;
+def SDT_ARMMEMBARRIER : SDTypeProfile<0, 0, []>;
+def SDT_ARMSYNCBARRIER : SDTypeProfile<0, 0, []>;
+
// Node definitions.
def ARMWrapper : SDNode<"ARMISD::Wrapper", SDTIntUnaryOp>;
def ARMWrapperJT : SDNode<"ARMISD::WrapperJT", SDTIntBinOp>;
def ARMbrjt : SDNode<"ARMISD::BR_JT", SDT_ARMBrJT,
[SDNPHasChain]>;
+def ARMbr2jt : SDNode<"ARMISD::BR2_JT", SDT_ARMBr2JT,
+ [SDNPHasChain]>;
def ARMcmp : SDNode<"ARMISD::CMP", SDT_ARMCmp,
[SDNPOutFlag]>;
def ARMthread_pointer: SDNode<"ARMISD::THREAD_POINTER", SDT_ARMThreadPointer>;
def ARMeh_sjlj_setjmp: SDNode<"ARMISD::EH_SJLJ_SETJMP", SDT_ARMEH_SJLJ_Setjmp>;
+def ARMMemBarrier : SDNode<"ARMISD::MEMBARRIER", SDT_ARMMEMBARRIER,
+ [SDNPHasChain]>;
+def ARMSyncBarrier : SDNode<"ARMISD::SYNCBARRIER", SDT_ARMMEMBARRIER,
+ [SDNPHasChain]>;
+
//===----------------------------------------------------------------------===//
// ARM Instruction Predicate Definitions.
//
def HasV5TE : Predicate<"Subtarget->hasV5TEOps()">;
def HasV6 : Predicate<"Subtarget->hasV6Ops()">;
def HasV6T2 : Predicate<"Subtarget->hasV6T2Ops()">;
+def NoV6T2 : Predicate<"!Subtarget->hasV6T2Ops()">;
def HasV7 : Predicate<"Subtarget->hasV7Ops()">;
def HasVFP2 : Predicate<"Subtarget->hasVFP2()">;
def HasVFP3 : Predicate<"Subtarget->hasVFP3()">;
def HasNEON : Predicate<"Subtarget->hasNEON()">;
+def UseNEONForFP : Predicate<"Subtarget->useNEONForSinglePrecisionFP()">;
+def DontUseNEONForFP : Predicate<"!Subtarget->useNEONForSinglePrecisionFP()">;
def IsThumb : Predicate<"Subtarget->isThumb()">;
def IsThumb1Only : Predicate<"Subtarget->isThumb1Only()">;
def IsThumb2 : Predicate<"Subtarget->isThumb2()">;
def CarryDefIsUnused : Predicate<"!N.getNode()->hasAnyUseOfValue(1)">;
def CarryDefIsUsed : Predicate<"N.getNode()->hasAnyUseOfValue(1)">;
+// FIXME: Eventually this will be just "hasV6T2Ops".
+def UseMovt : Predicate<"Subtarget->useMovt()">;
+def DontUseMovt : Predicate<"!Subtarget->useMovt()">;
+
//===----------------------------------------------------------------------===//
// ARM Flag Definitions.
uint32_t v = (uint32_t)N->getZExtValue();
if (v == 0xffffffff)
return 0;
- // naive checker. should do better, but simple is best for now since it's
- // more likely to be correct.
- while (v & 1) v >>= 1; // shift off the leading 1's
- if (v)
- {
- while (!(v & 1)) v >>=1; // shift off the mask
- while (v & 1) v >>= 1; // shift off the trailing 1's
- }
- // if this is a mask for clearing a bitfield, what's left should be zero.
- return (v == 0);
+ // there can be 1's on either or both "outsides", all the "inside"
+ // bits must be 0's
+ unsigned int lsb = 0, msb = 31;
+ while (v & (1 << msb)) --msb;
+ while (v & (1 << lsb)) ++lsb;
+ for (unsigned int i = lsb; i <= msb; ++i) {
+ if (v & (1 << i))
+ return 0;
+ }
+ return 1;
}] > {
let PrintMethod = "printBitfieldInvMaskImmOperand";
}
+/// Split a 32-bit immediate into two 16 bit parts.
+def lo16 : SDNodeXForm<imm, [{
+ return CurDAG->getTargetConstant((uint32_t)N->getZExtValue() & 0xffff,
+ MVT::i32);
+}]>;
+
+def hi16 : SDNodeXForm<imm, [{
+ return CurDAG->getTargetConstant((uint32_t)N->getZExtValue() >> 16, MVT::i32);
+}]>;
+
+def lo16AllZero : PatLeaf<(i32 imm), [{
+ // Returns true if all low 16-bits are 0.
+ return (((uint32_t)N->getZExtValue()) & 0xFFFFUL) == 0;
+}], hi16>;
+
+/// imm0_65535 predicate - True if the 32-bit immediate is in the range
+/// [0.65535].
+def imm0_65535 : PatLeaf<(i32 imm), [{
+ return (uint32_t)N->getZExtValue() < 65536;
+}]>;
+
class BinOpFrag<dag res> : PatFrag<(ops node:$LHS, node:$RHS), res>;
class UnOpFrag <dag res> : PatFrag<(ops node:$Src), res>;
def jtblock_operand : Operand<i32> {
let PrintMethod = "printJTBlockOperand";
}
+def jt2block_operand : Operand<i32> {
+ let PrintMethod = "printJT2BlockOperand";
+}
// Local PC labels.
def pclabel : Operand<i32> {
return CurDAG->getTargetConstant(V, MVT::i32);
}]>;
+def so_neg_imm2part : Operand<i32>, PatLeaf<(imm), [{
+ return ARM_AM::isSOImmTwoPartVal(-(int)N->getZExtValue());
+ }]> {
+ let PrintMethod = "printSOImm2PartOperand";
+}
+
+def so_neg_imm2part_1 : SDNodeXForm<imm, [{
+ unsigned V = ARM_AM::getSOImmTwoPartFirst(-(int)N->getZExtValue());
+ return CurDAG->getTargetConstant(V, MVT::i32);
+}]>;
+
+def so_neg_imm2part_2 : SDNodeXForm<imm, [{
+ unsigned V = ARM_AM::getSOImmTwoPartSecond(-(int)N->getZExtValue());
+ return CurDAG->getTargetConstant(V, MVT::i32);
+}]>;
+
+/// imm0_31 predicate - True if the 32-bit immediate is in the range [0,31].
+def imm0_31 : Operand<i32>, PatLeaf<(imm), [{
+ return (int32_t)N->getZExtValue() < 32;
+}]>;
// Define ARM specific addressing modes.
// addrmode4 := reg, <mode|W>
//
def addrmode4 : Operand<i32>,
- ComplexPattern<i32, 2, "", []> {
+ ComplexPattern<i32, 2, "SelectAddrMode4", []> {
let PrintMethod = "printAddrMode4Operand";
let MIOperandInfo = (ops GPR, i32imm);
}
// addrmode6 := reg with optional writeback
//
def addrmode6 : Operand<i32>,
- ComplexPattern<i32, 3, "SelectAddrMode6", []> {
+ ComplexPattern<i32, 4, "SelectAddrMode6", []> {
let PrintMethod = "printAddrMode6Operand";
- let MIOperandInfo = (ops GPR:$addr, GPR:$upd, i32imm);
+ let MIOperandInfo = (ops GPR:$addr, GPR:$upd, i32imm, i32imm);
}
// addrmodepc := pc + reg
let MIOperandInfo = (ops GPR, i32imm);
}
-// ARM Predicate operand. Default to 14 = always (AL). Second part is CC
-// register whose default is 0 (no register).
-def pred : PredicateOperand<OtherVT, (ops i32imm, CCR),
- (ops (i32 14), (i32 zero_reg))> {
- let PrintMethod = "printPredicateOperand";
-}
-
-// Conditional code result for instructions whose 's' bit is set, e.g. subs.
-//
-def cc_out : OptionalDefOperand<OtherVT, (ops CCR), (ops (i32 zero_reg))> {
- let PrintMethod = "printSBitModifierOperand";
+def nohash_imm : Operand<i32> {
+ let PrintMethod = "printNoHashImmediate";
}
//===----------------------------------------------------------------------===//
multiclass AsI1_bin_irs<bits<4> opcod, string opc, PatFrag opnode,
bit Commutable = 0> {
def ri : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_imm:$b), DPFrm,
- opc, " $dst, $a, $b",
+ IIC_iALUi, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]> {
let Inst{25} = 1;
}
def rr : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm,
- opc, " $dst, $a, $b",
+ IIC_iALUr, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, GPR:$b))]> {
+ let Inst{11-4} = 0b00000000;
let Inst{25} = 0;
let isCommutable = Commutable;
}
def rs : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
- opc, " $dst, $a, $b",
+ IIC_iALUsr, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]> {
let Inst{25} = 0;
}
}
/// AI1_bin_s_irs - Similar to AsI1_bin_irs except it sets the 's' bit so the
-/// instruction modifies the CSPR register.
+/// instruction modifies the CPSR register.
let Defs = [CPSR] in {
multiclass AI1_bin_s_irs<bits<4> opcod, string opc, PatFrag opnode,
bit Commutable = 0> {
def ri : AI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_imm:$b), DPFrm,
- opc, "s $dst, $a, $b",
+ IIC_iALUi, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]> {
+ let Inst{20} = 1;
let Inst{25} = 1;
}
def rr : AI1<opcod, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm,
- opc, "s $dst, $a, $b",
+ IIC_iALUr, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, GPR:$b))]> {
let isCommutable = Commutable;
- let Inst{25} = 0;
+ let Inst{11-4} = 0b00000000;
+ let Inst{20} = 1;
+ let Inst{25} = 0;
}
def rs : AI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
- opc, "s $dst, $a, $b",
+ IIC_iALUsr, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]> {
+ let Inst{20} = 1;
let Inst{25} = 0;
}
}
let Defs = [CPSR] in {
multiclass AI1_cmp_irs<bits<4> opcod, string opc, PatFrag opnode,
bit Commutable = 0> {
- def ri : AI1<opcod, (outs), (ins GPR:$a, so_imm:$b), DPFrm,
- opc, " $a, $b",
+ def ri : AI1<opcod, (outs), (ins GPR:$a, so_imm:$b), DPFrm, IIC_iCMPi,
+ opc, "\t$a, $b",
[(opnode GPR:$a, so_imm:$b)]> {
+ let Inst{20} = 1;
let Inst{25} = 1;
}
- def rr : AI1<opcod, (outs), (ins GPR:$a, GPR:$b), DPFrm,
- opc, " $a, $b",
+ def rr : AI1<opcod, (outs), (ins GPR:$a, GPR:$b), DPFrm, IIC_iCMPr,
+ opc, "\t$a, $b",
[(opnode GPR:$a, GPR:$b)]> {
+ let Inst{11-4} = 0b00000000;
+ let Inst{20} = 1;
let Inst{25} = 0;
let isCommutable = Commutable;
}
- def rs : AI1<opcod, (outs), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
- opc, " $a, $b",
+ def rs : AI1<opcod, (outs), (ins GPR:$a, so_reg:$b), DPSoRegFrm, IIC_iCMPsr,
+ opc, "\t$a, $b",
[(opnode GPR:$a, so_reg:$b)]> {
+ let Inst{20} = 1;
let Inst{25} = 0;
}
}
/// register and one whose operand is a register rotated by 8/16/24.
/// FIXME: Remove the 'r' variant. Its rot_imm is zero.
multiclass AI_unary_rrot<bits<8> opcod, string opc, PatFrag opnode> {
- def r : AExtI<opcod, (outs GPR:$dst), (ins GPR:$Src),
- opc, " $dst, $Src",
- [(set GPR:$dst, (opnode GPR:$Src))]>,
+ def r : AExtI<opcod, (outs GPR:$dst), (ins GPR:$src),
+ IIC_iUNAr, opc, "\t$dst, $src",
+ [(set GPR:$dst, (opnode GPR:$src))]>,
Requires<[IsARM, HasV6]> {
- let Inst{19-16} = 0b1111;
- }
- def r_rot : AExtI<opcod, (outs GPR:$dst), (ins GPR:$Src, i32imm:$rot),
- opc, " $dst, $Src, ror $rot",
- [(set GPR:$dst, (opnode (rotr GPR:$Src, rot_imm:$rot)))]>,
+ let Inst{11-10} = 0b00;
+ let Inst{19-16} = 0b1111;
+ }
+ def r_rot : AExtI<opcod, (outs GPR:$dst), (ins GPR:$src, i32imm:$rot),
+ IIC_iUNAsi, opc, "\t$dst, $src, ror $rot",
+ [(set GPR:$dst, (opnode (rotr GPR:$src, rot_imm:$rot)))]>,
Requires<[IsARM, HasV6]> {
- let Inst{19-16} = 0b1111;
- }
+ let Inst{19-16} = 0b1111;
+ }
}
/// AI_bin_rrot - A binary operation with two forms: one whose operand is a
/// register and one whose operand is a register rotated by 8/16/24.
multiclass AI_bin_rrot<bits<8> opcod, string opc, PatFrag opnode> {
def rr : AExtI<opcod, (outs GPR:$dst), (ins GPR:$LHS, GPR:$RHS),
- opc, " $dst, $LHS, $RHS",
+ IIC_iALUr, opc, "\t$dst, $LHS, $RHS",
[(set GPR:$dst, (opnode GPR:$LHS, GPR:$RHS))]>,
- Requires<[IsARM, HasV6]>;
+ Requires<[IsARM, HasV6]> {
+ let Inst{11-10} = 0b00;
+ }
def rr_rot : AExtI<opcod, (outs GPR:$dst), (ins GPR:$LHS, GPR:$RHS, i32imm:$rot),
- opc, " $dst, $LHS, $RHS, ror $rot",
+ IIC_iALUsi, opc, "\t$dst, $LHS, $RHS, ror $rot",
[(set GPR:$dst, (opnode GPR:$LHS,
(rotr GPR:$RHS, rot_imm:$rot)))]>,
Requires<[IsARM, HasV6]>;
multiclass AI1_adde_sube_irs<bits<4> opcod, string opc, PatFrag opnode,
bit Commutable = 0> {
def ri : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_imm:$b),
- DPFrm, opc, " $dst, $a, $b",
+ DPFrm, IIC_iALUi, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]>,
Requires<[IsARM, CarryDefIsUnused]> {
let Inst{25} = 1;
}
def rr : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- DPFrm, opc, " $dst, $a, $b",
+ DPFrm, IIC_iALUr, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, GPR:$b))]>,
Requires<[IsARM, CarryDefIsUnused]> {
let isCommutable = Commutable;
+ let Inst{11-4} = 0b00000000;
let Inst{25} = 0;
}
def rs : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_reg:$b),
- DPSoRegFrm, opc, " $dst, $a, $b",
+ DPSoRegFrm, IIC_iALUsr, opc, "\t$dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]>,
Requires<[IsARM, CarryDefIsUnused]> {
let Inst{25} = 0;
}
- // Carry setting variants
+}
+// Carry setting variants
+let Defs = [CPSR] in {
+multiclass AI1_adde_sube_s_irs<bits<4> opcod, string opc, PatFrag opnode,
+ bit Commutable = 0> {
def Sri : AXI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_imm:$b),
- DPFrm, !strconcat(opc, "s $dst, $a, $b"),
+ DPFrm, IIC_iALUi, !strconcat(opc, "\t$dst, $a, $b"),
[(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]>,
Requires<[IsARM, CarryDefIsUsed]> {
let Defs = [CPSR];
+ let Inst{20} = 1;
let Inst{25} = 1;
}
def Srr : AXI1<opcod, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- DPFrm, !strconcat(opc, "s $dst, $a, $b"),
+ DPFrm, IIC_iALUr, !strconcat(opc, "\t$dst, $a, $b"),
[(set GPR:$dst, (opnode GPR:$a, GPR:$b))]>,
Requires<[IsARM, CarryDefIsUsed]> {
let Defs = [CPSR];
+ let Inst{11-4} = 0b00000000;
+ let Inst{20} = 1;
let Inst{25} = 0;
}
def Srs : AXI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_reg:$b),
- DPSoRegFrm, !strconcat(opc, "s $dst, $a, $b"),
+ DPSoRegFrm, IIC_iALUsr, !strconcat(opc, "\t$dst, $a, $b"),
[(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]>,
Requires<[IsARM, CarryDefIsUsed]> {
let Defs = [CPSR];
+ let Inst{20} = 1;
let Inst{25} = 0;
}
}
}
+}
//===----------------------------------------------------------------------===//
// Instructions
let neverHasSideEffects = 1, isNotDuplicable = 1 in
def CONSTPOOL_ENTRY :
PseudoInst<(outs), (ins cpinst_operand:$instid, cpinst_operand:$cpidx,
- i32imm:$size),
+ i32imm:$size), NoItinerary,
"${instid:label} ${cpidx:cpentry}", []>;
let Defs = [SP], Uses = [SP] in {
def ADJCALLSTACKUP :
-PseudoInst<(outs), (ins i32imm:$amt1, i32imm:$amt2, pred:$p),
+PseudoInst<(outs), (ins i32imm:$amt1, i32imm:$amt2, pred:$p), NoItinerary,
"@ ADJCALLSTACKUP $amt1",
[(ARMcallseq_end timm:$amt1, timm:$amt2)]>;
def ADJCALLSTACKDOWN :
-PseudoInst<(outs), (ins i32imm:$amt, pred:$p),
+PseudoInst<(outs), (ins i32imm:$amt, pred:$p), NoItinerary,
"@ ADJCALLSTACKDOWN $amt",
[(ARMcallseq_start timm:$amt)]>;
}
-def DWARF_LOC :
-PseudoInst<(outs), (ins i32imm:$line, i32imm:$col, i32imm:$file),
- ".loc $file, $line, $col",
- [(dwarf_loc (i32 imm:$line), (i32 imm:$col), (i32 imm:$file))]>;
-
-
// Address computation and loads and stores in PIC mode.
let isNotDuplicable = 1 in {
def PICADD : AXI1<0b0100, (outs GPR:$dst), (ins GPR:$a, pclabel:$cp, pred:$p),
- Pseudo, "$cp:\n\tadd$p $dst, pc, $a",
+ Pseudo, IIC_iALUr, "\n$cp:\n\tadd$p\t$dst, pc, $a",
[(set GPR:$dst, (ARMpic_add GPR:$a, imm:$cp))]>;
let AddedComplexity = 10 in {
-let canFoldAsLoad = 1 in
def PICLDR : AXI2ldw<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tldr$p $dst, $addr",
+ Pseudo, IIC_iLoadr, "\n${addr:label}:\n\tldr$p\t$dst, $addr",
[(set GPR:$dst, (load addrmodepc:$addr))]>;
def PICLDRH : AXI3ldh<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tldr${p}h $dst, $addr",
+ Pseudo, IIC_iLoadr, "\n${addr:label}:\n\tldrh${p}\t$dst, $addr",
[(set GPR:$dst, (zextloadi16 addrmodepc:$addr))]>;
def PICLDRB : AXI2ldb<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tldr${p}b $dst, $addr",
+ Pseudo, IIC_iLoadr, "\n${addr:label}:\n\tldrb${p}\t$dst, $addr",
[(set GPR:$dst, (zextloadi8 addrmodepc:$addr))]>;
def PICLDRSH : AXI3ldsh<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tldr${p}sh $dst, $addr",
+ Pseudo, IIC_iLoadr, "\n${addr:label}:\n\tldrsh${p}\t$dst, $addr",
[(set GPR:$dst, (sextloadi16 addrmodepc:$addr))]>;
def PICLDRSB : AXI3ldsb<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tldr${p}sb $dst, $addr",
+ Pseudo, IIC_iLoadr, "\n${addr:label}:\n\tldrsb${p}\t$dst, $addr",
[(set GPR:$dst, (sextloadi8 addrmodepc:$addr))]>;
}
let AddedComplexity = 10 in {
def PICSTR : AXI2stw<(outs), (ins GPR:$src, addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tstr$p $src, $addr",
+ Pseudo, IIC_iStorer, "\n${addr:label}:\n\tstr$p\t$src, $addr",
[(store GPR:$src, addrmodepc:$addr)]>;
def PICSTRH : AXI3sth<(outs), (ins GPR:$src, addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tstr${p}h $src, $addr",
+ Pseudo, IIC_iStorer, "\n${addr:label}:\n\tstrh${p}\t$src, $addr",
[(truncstorei16 GPR:$src, addrmodepc:$addr)]>;
def PICSTRB : AXI2stb<(outs), (ins GPR:$src, addrmodepc:$addr, pred:$p),
- Pseudo, "${addr:label}:\n\tstr${p}b $src, $addr",
+ Pseudo, IIC_iStorer, "\n${addr:label}:\n\tstrb${p}\t$src, $addr",
[(truncstorei8 GPR:$src, addrmodepc:$addr)]>;
}
} // isNotDuplicable = 1
// LEApcrel - Load a pc-relative address into a register without offending the
// assembler.
-def LEApcrel : AXI1<0x0, (outs GPR:$dst), (ins i32imm:$label, pred:$p), Pseudo,
- !strconcat(!strconcat(".set PCRELV${:uid}, ($label-(",
- "${:private}PCRELL${:uid}+8))\n"),
- !strconcat("${:private}PCRELL${:uid}:\n\t",
- "add$p $dst, pc, #PCRELV${:uid}")),
+def LEApcrel : AXI1<0x0, (outs GPR:$dst), (ins i32imm:$label, pred:$p),
+ Pseudo, IIC_iALUi,
+ !strconcat(!strconcat(".set ${:private}PCRELV${:uid}, ($label-(",
+ "${:private}PCRELL${:uid}+8))\n"),
+ !strconcat("${:private}PCRELL${:uid}:\n\t",
+ "add$p\t$dst, pc, #${:private}PCRELV${:uid}")),
[]>;
def LEApcrelJT : AXI1<0x0, (outs GPR:$dst),
- (ins i32imm:$label, i32imm:$id, pred:$p),
- Pseudo,
- !strconcat(!strconcat(".set PCRELV${:uid}, (${label}_${id:no_hash}-(",
- "${:private}PCRELL${:uid}+8))\n"),
- !strconcat("${:private}PCRELL${:uid}:\n\t",
- "add$p $dst, pc, #PCRELV${:uid}")),
+ (ins i32imm:$label, nohash_imm:$id, pred:$p),
+ Pseudo, IIC_iALUi,
+ !strconcat(!strconcat(".set ${:private}PCRELV${:uid}, "
+ "(${label}_${id}-(",
+ "${:private}PCRELL${:uid}+8))\n"),
+ !strconcat("${:private}PCRELL${:uid}:\n\t",
+ "add$p\t$dst, pc, #${:private}PCRELV${:uid}")),
[]> {
let Inst{25} = 1;
}
// Control Flow Instructions.
//
-let isReturn = 1, isTerminator = 1 in
- def BX_RET : AI<(outs), (ins), BrMiscFrm, "bx", " lr", [(ARMretflag)]> {
+let isReturn = 1, isTerminator = 1, isBarrier = 1 in
+ def BX_RET : AI<(outs), (ins), BrMiscFrm, IIC_Br,
+ "bx", "\tlr", [(ARMretflag)]> {
+ let Inst{3-0} = 0b1110;
let Inst{7-4} = 0b0001;
let Inst{19-8} = 0b111111111111;
let Inst{27-20} = 0b00010010;
}
+// Indirect branches
+let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
+ def BRIND : AXI<(outs), (ins GPR:$dst), BrMiscFrm, IIC_Br, "bx\t$dst",
+ [(brind GPR:$dst)]> {
+ let Inst{7-4} = 0b0001;
+ let Inst{19-8} = 0b111111111111;
+ let Inst{27-20} = 0b00010010;
+ let Inst{31-28} = 0b1110;
+ }
+}
+
// FIXME: remove when we have a way to marking a MI with these properties.
-// FIXME: $dst1 should be a def. But the extra ops must be in the end of the
-// operand list.
// FIXME: Should pc be an implicit operand like PICADD, etc?
-let isReturn = 1, isTerminator = 1 in
+let isReturn = 1, isTerminator = 1, isBarrier = 1, mayLoad = 1,
+ hasExtraDefRegAllocReq = 1 in
def LDM_RET : AXI4ld<(outs),
- (ins addrmode4:$addr, pred:$p, reglist:$dst1, variable_ops),
- LdStMulFrm, "ldm${p}${addr:submode} $addr, $dst1",
+ (ins addrmode4:$addr, pred:$p, reglist:$wb, variable_ops),
+ LdStMulFrm, IIC_Br, "ldm${addr:submode}${p}\t$addr, $wb",
[]>;
// On non-Darwin platforms R9 is callee-saved.
-let isCall = 1, Itinerary = IIC_Br,
- Defs = [R0, R1, R2, R3, R12, LR,
- D0, D1, D2, D3, D4, D5, D6, D7, CPSR] in {
+let isCall = 1,
+ Defs = [R0, R1, R2, R3, R12, LR,
+ D0, D1, D2, D3, D4, D5, D6, D7,
+ D16, D17, D18, D19, D20, D21, D22, D23,
+ D24, D25, D26, D27, D28, D29, D30, D31, CPSR, FPSCR] in {
def BL : ABXI<0b1011, (outs), (ins i32imm:$func, variable_ops),
- "bl ${func:call}",
- [(ARMcall tglobaladdr:$func)]>, Requires<[IsNotDarwin]>;
+ IIC_Br, "bl\t${func:call}",
+ [(ARMcall tglobaladdr:$func)]>,
+ Requires<[IsARM, IsNotDarwin]> {
+ let Inst{31-28} = 0b1110;
+ }
def BL_pred : ABI<0b1011, (outs), (ins i32imm:$func, variable_ops),
- "bl", " ${func:call}",
- [(ARMcall_pred tglobaladdr:$func)]>, Requires<[IsNotDarwin]>;
+ IIC_Br, "bl", "\t${func:call}",
+ [(ARMcall_pred tglobaladdr:$func)]>,
+ Requires<[IsARM, IsNotDarwin]>;
// ARMv5T and above
def BLX : AXI<(outs), (ins GPR:$func, variable_ops), BrMiscFrm,
- "blx $func",
- [(ARMcall GPR:$func)]>, Requires<[IsARM, HasV5T, IsNotDarwin]> {
+ IIC_Br, "blx\t$func",
+ [(ARMcall GPR:$func)]>,
+ Requires<[IsARM, HasV5T, IsNotDarwin]> {
let Inst{7-4} = 0b0011;
let Inst{19-8} = 0b111111111111;
let Inst{27-20} = 0b00010010;
}
- let Uses = [LR] in {
- // ARMv4T
- def BX : ABXIx2<(outs), (ins GPR:$func, variable_ops),
- "mov lr, pc\n\tbx $func",
- [(ARMcall_nolink GPR:$func)]>, Requires<[IsNotDarwin]> {
- let Inst{7-4} = 0b0001;
- let Inst{19-8} = 0b111111111111;
- let Inst{27-20} = 0b00010010;
- }
+ // ARMv4T
+ def BX : ABXIx2<(outs), (ins GPR:$func, variable_ops),
+ IIC_Br, "mov\tlr, pc\n\tbx\t$func",
+ [(ARMcall_nolink GPR:$func)]>,
+ Requires<[IsARM, IsNotDarwin]> {
+ let Inst{7-4} = 0b0001;
+ let Inst{19-8} = 0b111111111111;
+ let Inst{27-20} = 0b00010010;
}
}
// On Darwin R9 is call-clobbered.
-let isCall = 1, Itinerary = IIC_Br,
- Defs = [R0, R1, R2, R3, R9, R12, LR,
- D0, D1, D2, D3, D4, D5, D6, D7, CPSR] in {
+let isCall = 1,
+ Defs = [R0, R1, R2, R3, R9, R12, LR,
+ D0, D1, D2, D3, D4, D5, D6, D7,
+ D16, D17, D18, D19, D20, D21, D22, D23,
+ D24, D25, D26, D27, D28, D29, D30, D31, CPSR, FPSCR] in {
def BLr9 : ABXI<0b1011, (outs), (ins i32imm:$func, variable_ops),
- "bl ${func:call}",
- [(ARMcall tglobaladdr:$func)]>, Requires<[IsDarwin]>;
+ IIC_Br, "bl\t${func:call}",
+ [(ARMcall tglobaladdr:$func)]>, Requires<[IsARM, IsDarwin]> {
+ let Inst{31-28} = 0b1110;
+ }
def BLr9_pred : ABI<0b1011, (outs), (ins i32imm:$func, variable_ops),
- "bl", " ${func:call}",
- [(ARMcall_pred tglobaladdr:$func)]>, Requires<[IsDarwin]>;
+ IIC_Br, "bl", "\t${func:call}",
+ [(ARMcall_pred tglobaladdr:$func)]>,
+ Requires<[IsARM, IsDarwin]>;
// ARMv5T and above
def BLXr9 : AXI<(outs), (ins GPR:$func, variable_ops), BrMiscFrm,
- "blx $func",
+ IIC_Br, "blx\t$func",
[(ARMcall GPR:$func)]>, Requires<[IsARM, HasV5T, IsDarwin]> {
let Inst{7-4} = 0b0011;
let Inst{19-8} = 0b111111111111;
let Inst{27-20} = 0b00010010;
}
- let Uses = [LR] in {
- // ARMv4T
- def BXr9 : ABXIx2<(outs), (ins GPR:$func, variable_ops),
- "mov lr, pc\n\tbx $func",
- [(ARMcall_nolink GPR:$func)]>, Requires<[IsDarwin]> {
- let Inst{7-4} = 0b0001;
- let Inst{19-8} = 0b111111111111;
- let Inst{27-20} = 0b00010010;
- }
+ // ARMv4T
+ def BXr9 : ABXIx2<(outs), (ins GPR:$func, variable_ops),
+ IIC_Br, "mov\tlr, pc\n\tbx\t$func",
+ [(ARMcall_nolink GPR:$func)]>, Requires<[IsARM, IsDarwin]> {
+ let Inst{7-4} = 0b0001;
+ let Inst{19-8} = 0b111111111111;
+ let Inst{27-20} = 0b00010010;
}
}
-let isBranch = 1, isTerminator = 1, Itinerary = IIC_Br in {
+let isBranch = 1, isTerminator = 1 in {
// B is "predicable" since it can be xformed into a Bcc.
let isBarrier = 1 in {
let isPredicable = 1 in
- def B : ABXI<0b1010, (outs), (ins brtarget:$target), "b $target",
- [(br bb:$target)]>;
+ def B : ABXI<0b1010, (outs), (ins brtarget:$target), IIC_Br,
+ "b\t$target", [(br bb:$target)]>;
let isNotDuplicable = 1, isIndirectBranch = 1 in {
def BR_JTr : JTI<(outs), (ins GPR:$target, jtblock_operand:$jt, i32imm:$id),
- "mov pc, $target \n$jt",
+ IIC_Br, "mov\tpc, $target \n$jt",
[(ARMbrjt GPR:$target, tjumptable:$jt, imm:$id)]> {
+ let Inst{15-12} = 0b1111;
let Inst{20} = 0; // S Bit
let Inst{24-21} = 0b1101;
let Inst{27-25} = 0b000;
}
def BR_JTm : JTI<(outs),
(ins addrmode2:$target, jtblock_operand:$jt, i32imm:$id),
- "ldr pc, $target \n$jt",
- [(ARMbrjt (i32 (load addrmode2:$target)), tjumptable:$jt,
- imm:$id)]> {
+ IIC_Br, "ldr\tpc, $target \n$jt",
+ [(ARMbrjt (i32 (load addrmode2:$target)), tjumptable:$jt,
+ imm:$id)]> {
+ let Inst{15-12} = 0b1111;
let Inst{20} = 1; // L bit
let Inst{21} = 0; // W bit
let Inst{22} = 0; // B bit
}
def BR_JTadd : JTI<(outs),
(ins GPR:$target, GPR:$idx, jtblock_operand:$jt, i32imm:$id),
- "add pc, $target, $idx \n$jt",
+ IIC_Br, "add\tpc, $target, $idx \n$jt",
[(ARMbrjt (add GPR:$target, GPR:$idx), tjumptable:$jt,
imm:$id)]> {
+ let Inst{15-12} = 0b1111;
let Inst{20} = 0; // S bit
let Inst{24-21} = 0b0100;
let Inst{27-25} = 0b000;
// FIXME: should be able to write a pattern for ARMBrcond, but can't use
// a two-value operand where a dag node expects two operands. :(
def Bcc : ABI<0b1010, (outs), (ins brtarget:$target),
- "b", " $target",
+ IIC_Br, "b", "\t$target",
[/*(ARMbrcond bb:$target, imm:$cc, CCR:$ccr)*/]>;
}
//
// Load
-let canFoldAsLoad = 1 in
-def LDR : AI2ldw<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm,
- "ldr", " $dst, $addr",
+let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in
+def LDR : AI2ldw<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm, IIC_iLoadr,
+ "ldr", "\t$dst, $addr",
[(set GPR:$dst, (load addrmode2:$addr))]>;
// Special LDR for loads from non-pc-relative constpools.
-let canFoldAsLoad = 1, mayLoad = 1, isReMaterializable = 1 in
-def LDRcp : AI2ldw<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm,
- "ldr", " $dst, $addr", []>;
+let canFoldAsLoad = 1, mayLoad = 1, isReMaterializable = 1,
+ mayHaveSideEffects = 1 in
+def LDRcp : AI2ldw<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm, IIC_iLoadr,
+ "ldr", "\t$dst, $addr", []>;
// Loads with zero extension
def LDRH : AI3ldh<(outs GPR:$dst), (ins addrmode3:$addr), LdMiscFrm,
- "ldr", "h $dst, $addr",
- [(set GPR:$dst, (zextloadi16 addrmode3:$addr))]>;
+ IIC_iLoadr, "ldrh", "\t$dst, $addr",
+ [(set GPR:$dst, (zextloadi16 addrmode3:$addr))]>;
-def LDRB : AI2ldb<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm,
- "ldr", "b $dst, $addr",
- [(set GPR:$dst, (zextloadi8 addrmode2:$addr))]>;
+def LDRB : AI2ldb<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm,
+ IIC_iLoadr, "ldrb", "\t$dst, $addr",
+ [(set GPR:$dst, (zextloadi8 addrmode2:$addr))]>;
// Loads with sign extension
def LDRSH : AI3ldsh<(outs GPR:$dst), (ins addrmode3:$addr), LdMiscFrm,
- "ldr", "sh $dst, $addr",
- [(set GPR:$dst, (sextloadi16 addrmode3:$addr))]>;
+ IIC_iLoadr, "ldrsh", "\t$dst, $addr",
+ [(set GPR:$dst, (sextloadi16 addrmode3:$addr))]>;
def LDRSB : AI3ldsb<(outs GPR:$dst), (ins addrmode3:$addr), LdMiscFrm,
- "ldr", "sb $dst, $addr",
- [(set GPR:$dst, (sextloadi8 addrmode3:$addr))]>;
+ IIC_iLoadr, "ldrsb", "\t$dst, $addr",
+ [(set GPR:$dst, (sextloadi8 addrmode3:$addr))]>;
-let mayLoad = 1 in {
+let mayLoad = 1, hasExtraDefRegAllocReq = 1 in {
// Load doubleword
def LDRD : AI3ldd<(outs GPR:$dst1, GPR:$dst2), (ins addrmode3:$addr), LdMiscFrm,
- "ldr", "d $dst1, $addr", []>, Requires<[IsARM, HasV5T]>;
+ IIC_iLoadr, "ldrd", "\t$dst1, $addr",
+ []>, Requires<[IsARM, HasV5TE]>;
// Indexed loads
def LDR_PRE : AI2ldwpr<(outs GPR:$dst, GPR:$base_wb),
- (ins addrmode2:$addr), LdFrm,
- "ldr", " $dst, $addr!", "$addr.base = $base_wb", []>;
+ (ins addrmode2:$addr), LdFrm, IIC_iLoadru,
+ "ldr", "\t$dst, $addr!", "$addr.base = $base_wb", []>;
def LDR_POST : AI2ldwpo<(outs GPR:$dst, GPR:$base_wb),
- (ins GPR:$base, am2offset:$offset), LdFrm,
- "ldr", " $dst, [$base], $offset", "$base = $base_wb", []>;
+ (ins GPR:$base, am2offset:$offset), LdFrm, IIC_iLoadru,
+ "ldr", "\t$dst, [$base], $offset", "$base = $base_wb", []>;
def LDRH_PRE : AI3ldhpr<(outs GPR:$dst, GPR:$base_wb),
- (ins addrmode3:$addr), LdMiscFrm,
- "ldr", "h $dst, $addr!", "$addr.base = $base_wb", []>;
+ (ins addrmode3:$addr), LdMiscFrm, IIC_iLoadru,
+ "ldrh", "\t$dst, $addr!", "$addr.base = $base_wb", []>;
def LDRH_POST : AI3ldhpo<(outs GPR:$dst, GPR:$base_wb),
- (ins GPR:$base,am3offset:$offset), LdMiscFrm,
- "ldr", "h $dst, [$base], $offset", "$base = $base_wb", []>;
+ (ins GPR:$base,am3offset:$offset), LdMiscFrm, IIC_iLoadru,
+ "ldrh", "\t$dst, [$base], $offset", "$base = $base_wb", []>;
def LDRB_PRE : AI2ldbpr<(outs GPR:$dst, GPR:$base_wb),
- (ins addrmode2:$addr), LdFrm,
- "ldr", "b $dst, $addr!", "$addr.base = $base_wb", []>;
+ (ins addrmode2:$addr), LdFrm, IIC_iLoadru,
+ "ldrb", "\t$dst, $addr!", "$addr.base = $base_wb", []>;
def LDRB_POST : AI2ldbpo<(outs GPR:$dst, GPR:$base_wb),
- (ins GPR:$base,am2offset:$offset), LdFrm,
- "ldr", "b $dst, [$base], $offset", "$base = $base_wb", []>;
+ (ins GPR:$base,am2offset:$offset), LdFrm, IIC_iLoadru,
+ "ldrb", "\t$dst, [$base], $offset", "$base = $base_wb", []>;
def LDRSH_PRE : AI3ldshpr<(outs GPR:$dst, GPR:$base_wb),
- (ins addrmode3:$addr), LdMiscFrm,
- "ldr", "sh $dst, $addr!", "$addr.base = $base_wb", []>;
+ (ins addrmode3:$addr), LdMiscFrm, IIC_iLoadru,
+ "ldrsh", "\t$dst, $addr!", "$addr.base = $base_wb", []>;
def LDRSH_POST: AI3ldshpo<(outs GPR:$dst, GPR:$base_wb),
- (ins GPR:$base,am3offset:$offset), LdMiscFrm,
- "ldr", "sh $dst, [$base], $offset", "$base = $base_wb", []>;
+ (ins GPR:$base,am3offset:$offset), LdMiscFrm, IIC_iLoadru,
+ "ldrsh", "\t$dst, [$base], $offset", "$base = $base_wb", []>;
def LDRSB_PRE : AI3ldsbpr<(outs GPR:$dst, GPR:$base_wb),
- (ins addrmode3:$addr), LdMiscFrm,
- "ldr", "sb $dst, $addr!", "$addr.base = $base_wb", []>;
+ (ins addrmode3:$addr), LdMiscFrm, IIC_iLoadru,
+ "ldrsb", "\t$dst, $addr!", "$addr.base = $base_wb", []>;
def LDRSB_POST: AI3ldsbpo<(outs GPR:$dst, GPR:$base_wb),
- (ins GPR:$base,am3offset:$offset), LdMiscFrm,
- "ldr", "sb $dst, [$base], $offset", "$base = $base_wb", []>;
+ (ins GPR:$base,am3offset:$offset), LdMiscFrm, IIC_iLoadru,
+ "ldrsb", "\t$dst, [$base], $offset", "$base = $base_wb", []>;
}
// Store
-def STR : AI2stw<(outs), (ins GPR:$src, addrmode2:$addr), StFrm,
- "str", " $src, $addr",
+def STR : AI2stw<(outs), (ins GPR:$src, addrmode2:$addr), StFrm, IIC_iStorer,
+ "str", "\t$src, $addr",
[(store GPR:$src, addrmode2:$addr)]>;
// Stores with truncate
-def STRH : AI3sth<(outs), (ins GPR:$src, addrmode3:$addr), StMiscFrm,
- "str", "h $src, $addr",
+def STRH : AI3sth<(outs), (ins GPR:$src, addrmode3:$addr), StMiscFrm, IIC_iStorer,
+ "strh", "\t$src, $addr",
[(truncstorei16 GPR:$src, addrmode3:$addr)]>;
-def STRB : AI2stb<(outs), (ins GPR:$src, addrmode2:$addr), StFrm,
- "str", "b $src, $addr",
+def STRB : AI2stb<(outs), (ins GPR:$src, addrmode2:$addr), StFrm, IIC_iStorer,
+ "strb", "\t$src, $addr",
[(truncstorei8 GPR:$src, addrmode2:$addr)]>;
// Store doubleword
-let mayStore = 1 in
-def STRD : AI3std<(outs), (ins GPR:$src1, GPR:$src2, addrmode3:$addr),StMiscFrm,
- "str", "d $src1, $addr", []>, Requires<[IsARM, HasV5T]>;
+let mayStore = 1, hasExtraSrcRegAllocReq = 1 in
+def STRD : AI3std<(outs), (ins GPR:$src1, GPR:$src2, addrmode3:$addr),
+ StMiscFrm, IIC_iStorer,
+ "strd", "\t$src1, $addr", []>, Requires<[IsARM, HasV5TE]>;
// Indexed stores
def STR_PRE : AI2stwpr<(outs GPR:$base_wb),
- (ins GPR:$src, GPR:$base, am2offset:$offset), StFrm,
- "str", " $src, [$base, $offset]!", "$base = $base_wb",
+ (ins GPR:$src, GPR:$base, am2offset:$offset),
+ StFrm, IIC_iStoreru,
+ "str", "\t$src, [$base, $offset]!", "$base = $base_wb",
[(set GPR:$base_wb,
(pre_store GPR:$src, GPR:$base, am2offset:$offset))]>;
def STR_POST : AI2stwpo<(outs GPR:$base_wb),
- (ins GPR:$src, GPR:$base,am2offset:$offset), StFrm,
- "str", " $src, [$base], $offset", "$base = $base_wb",
+ (ins GPR:$src, GPR:$base,am2offset:$offset),
+ StFrm, IIC_iStoreru,
+ "str", "\t$src, [$base], $offset", "$base = $base_wb",
[(set GPR:$base_wb,
(post_store GPR:$src, GPR:$base, am2offset:$offset))]>;
def STRH_PRE : AI3sthpr<(outs GPR:$base_wb),
- (ins GPR:$src, GPR:$base,am3offset:$offset), StMiscFrm,
- "str", "h $src, [$base, $offset]!", "$base = $base_wb",
+ (ins GPR:$src, GPR:$base,am3offset:$offset),
+ StMiscFrm, IIC_iStoreru,
+ "strh", "\t$src, [$base, $offset]!", "$base = $base_wb",
[(set GPR:$base_wb,
(pre_truncsti16 GPR:$src, GPR:$base,am3offset:$offset))]>;
def STRH_POST: AI3sthpo<(outs GPR:$base_wb),
- (ins GPR:$src, GPR:$base,am3offset:$offset), StMiscFrm,
- "str", "h $src, [$base], $offset", "$base = $base_wb",
+ (ins GPR:$src, GPR:$base,am3offset:$offset),
+ StMiscFrm, IIC_iStoreru,
+ "strh", "\t$src, [$base], $offset", "$base = $base_wb",
[(set GPR:$base_wb, (post_truncsti16 GPR:$src,
GPR:$base, am3offset:$offset))]>;
def STRB_PRE : AI2stbpr<(outs GPR:$base_wb),
- (ins GPR:$src, GPR:$base,am2offset:$offset), StFrm,
- "str", "b $src, [$base, $offset]!", "$base = $base_wb",
+ (ins GPR:$src, GPR:$base,am2offset:$offset),
+ StFrm, IIC_iStoreru,
+ "strb", "\t$src, [$base, $offset]!", "$base = $base_wb",
[(set GPR:$base_wb, (pre_truncsti8 GPR:$src,
GPR:$base, am2offset:$offset))]>;
def STRB_POST: AI2stbpo<(outs GPR:$base_wb),
- (ins GPR:$src, GPR:$base,am2offset:$offset), StFrm,
- "str", "b $src, [$base], $offset", "$base = $base_wb",
+ (ins GPR:$src, GPR:$base,am2offset:$offset),
+ StFrm, IIC_iStoreru,
+ "strb", "\t$src, [$base], $offset", "$base = $base_wb",
[(set GPR:$base_wb, (post_truncsti8 GPR:$src,
GPR:$base, am2offset:$offset))]>;
// Load / store multiple Instructions.
//
-// FIXME: $dst1 should be a def.
-let mayLoad = 1 in
+let mayLoad = 1, hasExtraDefRegAllocReq = 1 in
def LDM : AXI4ld<(outs),
- (ins addrmode4:$addr, pred:$p, reglist:$dst1, variable_ops),
- LdStMulFrm, "ldm${p}${addr:submode} $addr, $dst1",
+ (ins addrmode4:$addr, pred:$p, reglist:$wb, variable_ops),
+ LdStMulFrm, IIC_iLoadm, "ldm${addr:submode}${p}\t$addr, $wb",
[]>;
-let mayStore = 1 in
+let mayStore = 1, hasExtraSrcRegAllocReq = 1 in
def STM : AXI4st<(outs),
- (ins addrmode4:$addr, pred:$p, reglist:$src1, variable_ops),
- LdStMulFrm, "stm${p}${addr:submode} $addr, $src1",
+ (ins addrmode4:$addr, pred:$p, reglist:$wb, variable_ops),
+ LdStMulFrm, IIC_iStorem, "stm${addr:submode}${p}\t$addr, $wb",
[]>;
//===----------------------------------------------------------------------===//
//
let neverHasSideEffects = 1 in
-def MOVr : AsI1<0b1101, (outs GPR:$dst), (ins GPR:$src), DPFrm,
- "mov", " $dst, $src", []>, UnaryDP;
-def MOVs : AsI1<0b1101, (outs GPR:$dst), (ins so_reg:$src), DPSoRegFrm,
- "mov", " $dst, $src", [(set GPR:$dst, so_reg:$src)]>, UnaryDP;
+def MOVr : AsI1<0b1101, (outs GPR:$dst), (ins GPR:$src), DPFrm, IIC_iMOVr,
+ "mov", "\t$dst, $src", []>, UnaryDP {
+ let Inst{11-4} = 0b00000000;
+ let Inst{25} = 0;
+}
+
+def MOVs : AsI1<0b1101, (outs GPR:$dst), (ins so_reg:$src),
+ DPSoRegFrm, IIC_iMOVsr,
+ "mov", "\t$dst, $src", [(set GPR:$dst, so_reg:$src)]>, UnaryDP {
+ let Inst{25} = 0;
+}
+
+let isReMaterializable = 1, isAsCheapAsAMove = 1 in
+def MOVi : AsI1<0b1101, (outs GPR:$dst), (ins so_imm:$src), DPFrm, IIC_iMOVi,
+ "mov", "\t$dst, $src", [(set GPR:$dst, so_imm:$src)]>, UnaryDP {
+ let Inst{25} = 1;
+}
let isReMaterializable = 1, isAsCheapAsAMove = 1 in
-def MOVi : AsI1<0b1101, (outs GPR:$dst), (ins so_imm:$src), DPFrm,
- "mov", " $dst, $src", [(set GPR:$dst, so_imm:$src)]>, UnaryDP;
+def MOVi16 : AI1<0b1000, (outs GPR:$dst), (ins i32imm:$src),
+ DPFrm, IIC_iMOVi,
+ "movw", "\t$dst, $src",
+ [(set GPR:$dst, imm0_65535:$src)]>,
+ Requires<[IsARM, HasV6T2]> {
+ let Inst{20} = 0;
+ let Inst{25} = 1;
+}
+
+let Constraints = "$src = $dst" in
+def MOVTi16 : AI1<0b1010, (outs GPR:$dst), (ins GPR:$src, i32imm:$imm),
+ DPFrm, IIC_iMOVi,
+ "movt", "\t$dst, $imm",
+ [(set GPR:$dst,
+ (or (and GPR:$src, 0xffff),
+ lo16AllZero:$imm))]>, UnaryDP,
+ Requires<[IsARM, HasV6T2]> {
+ let Inst{20} = 0;
+ let Inst{25} = 1;
+}
-def MOVrx : AsI1<0b1101, (outs GPR:$dst), (ins GPR:$src), Pseudo,
- "mov", " $dst, $src, rrx",
+def : ARMPat<(or GPR:$src, 0xffff0000), (MOVTi16 GPR:$src, 0xffff)>,
+ Requires<[IsARM, HasV6T2]>;
+
+let Uses = [CPSR] in
+def MOVrx : AsI1<0b1101, (outs GPR:$dst), (ins GPR:$src), Pseudo, IIC_iMOVsi,
+ "mov", "\t$dst, $src, rrx",
[(set GPR:$dst, (ARMrrx GPR:$src))]>, UnaryDP;
// These aren't really mov instructions, but we have to define them this way
// due to flag operands.
let Defs = [CPSR] in {
-def MOVsrl_flag : AI1<0b1101, (outs GPR:$dst), (ins GPR:$src), Pseudo,
- "mov", "s $dst, $src, lsr #1",
+def MOVsrl_flag : AI1<0b1101, (outs GPR:$dst), (ins GPR:$src), Pseudo,
+ IIC_iMOVsi, "movs", "\t$dst, $src, lsr #1",
[(set GPR:$dst, (ARMsrl_flag GPR:$src))]>, UnaryDP;
def MOVsra_flag : AI1<0b1101, (outs GPR:$dst), (ins GPR:$src), Pseudo,
- "mov", "s $dst, $src, asr #1",
+ IIC_iMOVsi, "movs", "\t$dst, $src, asr #1",
[(set GPR:$dst, (ARMsra_flag GPR:$src))]>, UnaryDP;
}
// TODO: UXT(A){B|H}16
+def SBFX : I<(outs GPR:$dst),
+ (ins GPR:$src, imm0_31:$lsb, imm0_31:$width),
+ AddrMode1, Size4Bytes, IndexModeNone, DPFrm, IIC_iALUi,
+ "sbfx", "\t$dst, $src, $lsb, $width", "", []>,
+ Requires<[IsARM, HasV6T2]> {
+ let Inst{27-21} = 0b0111101;
+ let Inst{6-4} = 0b101;
+}
+
+def UBFX : I<(outs GPR:$dst),
+ (ins GPR:$src, imm0_31:$lsb, imm0_31:$width),
+ AddrMode1, Size4Bytes, IndexModeNone, DPFrm, IIC_iALUi,
+ "ubfx", "\t$dst, $src, $lsb, $width", "", []>,
+ Requires<[IsARM, HasV6T2]> {
+ let Inst{27-21} = 0b0111111;
+ let Inst{6-4} = 0b101;
+}
+
//===----------------------------------------------------------------------===//
// Arithmetic Instructions.
//
BinOpFrag<(sub node:$LHS, node:$RHS)>>;
// ADD and SUB with 's' bit set.
-defm ADDS : AI1_bin_s_irs<0b0100, "add",
- BinOpFrag<(addc node:$LHS, node:$RHS)>>;
-defm SUBS : AI1_bin_s_irs<0b0010, "sub",
+defm ADDS : AI1_bin_s_irs<0b0100, "adds",
+ BinOpFrag<(addc node:$LHS, node:$RHS)>, 1>;
+defm SUBS : AI1_bin_s_irs<0b0010, "subs",
BinOpFrag<(subc node:$LHS, node:$RHS)>>;
defm ADC : AI1_adde_sube_irs<0b0101, "adc",
BinOpFrag<(adde node:$LHS, node:$RHS)>, 1>;
defm SBC : AI1_adde_sube_irs<0b0110, "sbc",
BinOpFrag<(sube node:$LHS, node:$RHS)>>;
+defm ADCS : AI1_adde_sube_s_irs<0b0101, "adcs",
+ BinOpFrag<(adde node:$LHS, node:$RHS)>, 1>;
+defm SBCS : AI1_adde_sube_s_irs<0b0110, "sbcs",
+ BinOpFrag<(sube node:$LHS, node:$RHS)>>;
// These don't define reg/reg forms, because they are handled above.
def RSBri : AsI1<0b0011, (outs GPR:$dst), (ins GPR:$a, so_imm:$b), DPFrm,
- "rsb", " $dst, $a, $b",
- [(set GPR:$dst, (sub so_imm:$b, GPR:$a))]>;
+ IIC_iALUi, "rsb", "\t$dst, $a, $b",
+ [(set GPR:$dst, (sub so_imm:$b, GPR:$a))]> {
+ let Inst{25} = 1;
+}
def RSBrs : AsI1<0b0011, (outs GPR:$dst), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
- "rsb", " $dst, $a, $b",
- [(set GPR:$dst, (sub so_reg:$b, GPR:$a))]>;
+ IIC_iALUsr, "rsb", "\t$dst, $a, $b",
+ [(set GPR:$dst, (sub so_reg:$b, GPR:$a))]> {
+ let Inst{25} = 0;
+}
// RSB with 's' bit set.
let Defs = [CPSR] in {
def RSBSri : AI1<0b0011, (outs GPR:$dst), (ins GPR:$a, so_imm:$b), DPFrm,
- "rsb", "s $dst, $a, $b",
- [(set GPR:$dst, (subc so_imm:$b, GPR:$a))]>;
+ IIC_iALUi, "rsbs", "\t$dst, $a, $b",
+ [(set GPR:$dst, (subc so_imm:$b, GPR:$a))]> {
+ let Inst{20} = 1;
+ let Inst{25} = 1;
+}
def RSBSrs : AI1<0b0011, (outs GPR:$dst), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
- "rsb", "s $dst, $a, $b",
- [(set GPR:$dst, (subc so_reg:$b, GPR:$a))]>;
+ IIC_iALUsr, "rsbs", "\t$dst, $a, $b",
+ [(set GPR:$dst, (subc so_reg:$b, GPR:$a))]> {
+ let Inst{20} = 1;
+ let Inst{25} = 0;
+}
}
let Uses = [CPSR] in {
def RSCri : AsI1<0b0111, (outs GPR:$dst), (ins GPR:$a, so_imm:$b),
- DPFrm, "rsc", " $dst, $a, $b",
+ DPFrm, IIC_iALUi, "rsc", "\t$dst, $a, $b",
[(set GPR:$dst, (sube so_imm:$b, GPR:$a))]>,
- Requires<[IsARM, CarryDefIsUnused]>;
+ Requires<[IsARM, CarryDefIsUnused]> {
+ let Inst{25} = 1;
+}
def RSCrs : AsI1<0b0111, (outs GPR:$dst), (ins GPR:$a, so_reg:$b),
- DPSoRegFrm, "rsc", " $dst, $a, $b",
+ DPSoRegFrm, IIC_iALUsr, "rsc", "\t$dst, $a, $b",
[(set GPR:$dst, (sube so_reg:$b, GPR:$a))]>,
- Requires<[IsARM, CarryDefIsUnused]>;
+ Requires<[IsARM, CarryDefIsUnused]> {
+ let Inst{25} = 0;
+}
}
// FIXME: Allow these to be predicated.
let Defs = [CPSR], Uses = [CPSR] in {
def RSCSri : AXI1<0b0111, (outs GPR:$dst), (ins GPR:$a, so_imm:$b),
- DPFrm, "rscs $dst, $a, $b",
+ DPFrm, IIC_iALUi, "rscs\t$dst, $a, $b",
[(set GPR:$dst, (sube so_imm:$b, GPR:$a))]>,
- Requires<[IsARM, CarryDefIsUnused]>;
+ Requires<[IsARM, CarryDefIsUnused]> {
+ let Inst{20} = 1;
+ let Inst{25} = 1;
+}
def RSCSrs : AXI1<0b0111, (outs GPR:$dst), (ins GPR:$a, so_reg:$b),
- DPSoRegFrm, "rscs $dst, $a, $b",
+ DPSoRegFrm, IIC_iALUsr, "rscs\t$dst, $a, $b",
[(set GPR:$dst, (sube so_reg:$b, GPR:$a))]>,
- Requires<[IsARM, CarryDefIsUnused]>;
+ Requires<[IsARM, CarryDefIsUnused]> {
+ let Inst{20} = 1;
+ let Inst{25} = 0;
+}
}
// (sub X, imm) gets canonicalized to (add X, -imm). Match this form.
BinOpFrag<(and node:$LHS, (not node:$RHS))>>;
def BFC : I<(outs GPR:$dst), (ins GPR:$src, bf_inv_mask_imm:$imm),
- AddrMode1, Size4Bytes, IndexModeNone, DPFrm,
- "bfc", " $dst, $imm", "$src = $dst",
+ AddrMode1, Size4Bytes, IndexModeNone, DPFrm, IIC_iUNAsi,
+ "bfc", "\t$dst, $imm", "$src = $dst",
[(set GPR:$dst, (and GPR:$src, bf_inv_mask_imm:$imm))]>,
Requires<[IsARM, HasV6T2]> {
let Inst{27-21} = 0b0111110;
let Inst{6-0} = 0b0011111;
}
-def MVNr : AsI1<0b1111, (outs GPR:$dst), (ins GPR:$src), DPFrm,
- "mvn", " $dst, $src",
- [(set GPR:$dst, (not GPR:$src))]>, UnaryDP;
+def MVNr : AsI1<0b1111, (outs GPR:$dst), (ins GPR:$src), DPFrm, IIC_iMOVr,
+ "mvn", "\t$dst, $src",
+ [(set GPR:$dst, (not GPR:$src))]>, UnaryDP {
+ let Inst{11-4} = 0b00000000;
+}
def MVNs : AsI1<0b1111, (outs GPR:$dst), (ins so_reg:$src), DPSoRegFrm,
- "mvn", " $dst, $src",
+ IIC_iMOVsr, "mvn", "\t$dst, $src",
[(set GPR:$dst, (not so_reg:$src))]>, UnaryDP;
let isReMaterializable = 1, isAsCheapAsAMove = 1 in
-def MVNi : AsI1<0b1111, (outs GPR:$dst), (ins so_imm:$imm), DPFrm,
- "mvn", " $dst, $imm",
- [(set GPR:$dst, so_imm_not:$imm)]>,UnaryDP;
+def MVNi : AsI1<0b1111, (outs GPR:$dst), (ins so_imm:$imm), DPFrm,
+ IIC_iMOVi, "mvn", "\t$dst, $imm",
+ [(set GPR:$dst, so_imm_not:$imm)]>,UnaryDP {
+ let Inst{25} = 1;
+}
def : ARMPat<(and GPR:$src, so_imm_not:$imm),
(BICri GPR:$src, so_imm_not:$imm)>;
let isCommutable = 1 in
def MUL : AsMul1I<0b0000000, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- "mul", " $dst, $a, $b",
+ IIC_iMUL32, "mul", "\t$dst, $a, $b",
[(set GPR:$dst, (mul GPR:$a, GPR:$b))]>;
def MLA : AsMul1I<0b0000001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
- "mla", " $dst, $a, $b, $c",
+ IIC_iMAC32, "mla", "\t$dst, $a, $b, $c",
[(set GPR:$dst, (add (mul GPR:$a, GPR:$b), GPR:$c))]>;
-def MLS : AMul1I <0b0000011, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
- "mls", " $dst, $a, $b, $c",
+def MLS : AMul1I<0b0000011, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
+ IIC_iMAC32, "mls", "\t$dst, $a, $b, $c",
[(set GPR:$dst, (sub GPR:$c, (mul GPR:$a, GPR:$b)))]>,
Requires<[IsARM, HasV6T2]>;
let neverHasSideEffects = 1 in {
let isCommutable = 1 in {
def SMULL : AsMul1I<0b0000110, (outs GPR:$ldst, GPR:$hdst),
- (ins GPR:$a, GPR:$b),
- "smull", " $ldst, $hdst, $a, $b", []>;
+ (ins GPR:$a, GPR:$b), IIC_iMUL64,
+ "smull", "\t$ldst, $hdst, $a, $b", []>;
def UMULL : AsMul1I<0b0000100, (outs GPR:$ldst, GPR:$hdst),
- (ins GPR:$a, GPR:$b),
- "umull", " $ldst, $hdst, $a, $b", []>;
+ (ins GPR:$a, GPR:$b), IIC_iMUL64,
+ "umull", "\t$ldst, $hdst, $a, $b", []>;
}
// Multiply + accumulate
def SMLAL : AsMul1I<0b0000111, (outs GPR:$ldst, GPR:$hdst),
- (ins GPR:$a, GPR:$b),
- "smlal", " $ldst, $hdst, $a, $b", []>;
+ (ins GPR:$a, GPR:$b), IIC_iMAC64,
+ "smlal", "\t$ldst, $hdst, $a, $b", []>;
def UMLAL : AsMul1I<0b0000101, (outs GPR:$ldst, GPR:$hdst),
- (ins GPR:$a, GPR:$b),
- "umlal", " $ldst, $hdst, $a, $b", []>;
+ (ins GPR:$a, GPR:$b), IIC_iMAC64,
+ "umlal", "\t$ldst, $hdst, $a, $b", []>;
def UMAAL : AMul1I <0b0000010, (outs GPR:$ldst, GPR:$hdst),
- (ins GPR:$a, GPR:$b),
- "umaal", " $ldst, $hdst, $a, $b", []>,
+ (ins GPR:$a, GPR:$b), IIC_iMAC64,
+ "umaal", "\t$ldst, $hdst, $a, $b", []>,
Requires<[IsARM, HasV6]>;
} // neverHasSideEffects
// Most significant word multiply
def SMMUL : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- "smmul", " $dst, $a, $b",
+ IIC_iMUL32, "smmul", "\t$dst, $a, $b",
[(set GPR:$dst, (mulhs GPR:$a, GPR:$b))]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b0001;
}
def SMMLA : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
- "smmla", " $dst, $a, $b, $c",
+ IIC_iMAC32, "smmla", "\t$dst, $a, $b, $c",
[(set GPR:$dst, (add (mulhs GPR:$a, GPR:$b), GPR:$c))]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b0001;
def SMMLS : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
- "smmls", " $dst, $a, $b, $c",
+ IIC_iMAC32, "smmls", "\t$dst, $a, $b, $c",
[(set GPR:$dst, (sub GPR:$c, (mulhs GPR:$a, GPR:$b)))]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b1101;
multiclass AI_smul<string opc, PatFrag opnode> {
def BB : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- !strconcat(opc, "bb"), " $dst, $a, $b",
+ IIC_iMUL32, !strconcat(opc, "bb"), "\t$dst, $a, $b",
[(set GPR:$dst, (opnode (sext_inreg GPR:$a, i16),
(sext_inreg GPR:$b, i16)))]>,
Requires<[IsARM, HasV5TE]> {
}
def BT : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- !strconcat(opc, "bt"), " $dst, $a, $b",
+ IIC_iMUL32, !strconcat(opc, "bt"), "\t$dst, $a, $b",
[(set GPR:$dst, (opnode (sext_inreg GPR:$a, i16),
(sra GPR:$b, (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
}
def TB : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- !strconcat(opc, "tb"), " $dst, $a, $b",
+ IIC_iMUL32, !strconcat(opc, "tb"), "\t$dst, $a, $b",
[(set GPR:$dst, (opnode (sra GPR:$a, (i32 16)),
(sext_inreg GPR:$b, i16)))]>,
Requires<[IsARM, HasV5TE]> {
}
def TT : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- !strconcat(opc, "tt"), " $dst, $a, $b",
+ IIC_iMUL32, !strconcat(opc, "tt"), "\t$dst, $a, $b",
[(set GPR:$dst, (opnode (sra GPR:$a, (i32 16)),
(sra GPR:$b, (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
}
def WB : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- !strconcat(opc, "wb"), " $dst, $a, $b",
+ IIC_iMUL16, !strconcat(opc, "wb"), "\t$dst, $a, $b",
[(set GPR:$dst, (sra (opnode GPR:$a,
(sext_inreg GPR:$b, i16)), (i32 16)))]>,
Requires<[IsARM, HasV5TE]> {
}
def WT : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
- !strconcat(opc, "wt"), " $dst, $a, $b",
+ IIC_iMUL16, !strconcat(opc, "wt"), "\t$dst, $a, $b",
[(set GPR:$dst, (sra (opnode GPR:$a,
(sra GPR:$b, (i32 16))), (i32 16)))]>,
Requires<[IsARM, HasV5TE]> {
multiclass AI_smla<string opc, PatFrag opnode> {
def BB : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "bb"), " $dst, $a, $b, $acc",
+ IIC_iMAC16, !strconcat(opc, "bb"), "\t$dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc,
(opnode (sext_inreg GPR:$a, i16),
(sext_inreg GPR:$b, i16))))]>,
}
def BT : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "bt"), " $dst, $a, $b, $acc",
+ IIC_iMAC16, !strconcat(opc, "bt"), "\t$dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (opnode (sext_inreg GPR:$a, i16),
(sra GPR:$b, (i32 16)))))]>,
Requires<[IsARM, HasV5TE]> {
}
def TB : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "tb"), " $dst, $a, $b, $acc",
+ IIC_iMAC16, !strconcat(opc, "tb"), "\t$dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, (i32 16)),
(sext_inreg GPR:$b, i16))))]>,
Requires<[IsARM, HasV5TE]> {
}
def TT : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "tt"), " $dst, $a, $b, $acc",
- [(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, (i32 16)),
- (sra GPR:$b, (i32 16)))))]>,
+ IIC_iMAC16, !strconcat(opc, "tt"), "\t$dst, $a, $b, $acc",
+ [(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, (i32 16)),
+ (sra GPR:$b, (i32 16)))))]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
let Inst{6} = 1;
}
def WB : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "wb"), " $dst, $a, $b, $acc",
+ IIC_iMAC16, !strconcat(opc, "wb"), "\t$dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (sra (opnode GPR:$a,
(sext_inreg GPR:$b, i16)), (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
}
def WT : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "wt"), " $dst, $a, $b, $acc",
+ IIC_iMAC16, !strconcat(opc, "wt"), "\t$dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (sra (opnode GPR:$a,
(sra GPR:$b, (i32 16))), (i32 16))))]>,
Requires<[IsARM, HasV5TE]> {
// Misc. Arithmetic Instructions.
//
-def CLZ : AMiscA1I<0b000010110, (outs GPR:$dst), (ins GPR:$src),
- "clz", " $dst, $src",
+def CLZ : AMiscA1I<0b000010110, (outs GPR:$dst), (ins GPR:$src), IIC_iUNAr,
+ "clz", "\t$dst, $src",
[(set GPR:$dst, (ctlz GPR:$src))]>, Requires<[IsARM, HasV5T]> {
let Inst{7-4} = 0b0001;
let Inst{11-8} = 0b1111;
let Inst{19-16} = 0b1111;
}
-def REV : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src),
- "rev", " $dst, $src",
+def REV : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src), IIC_iUNAr,
+ "rev", "\t$dst, $src",
[(set GPR:$dst, (bswap GPR:$src))]>, Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b0011;
let Inst{11-8} = 0b1111;
let Inst{19-16} = 0b1111;
}
-def REV16 : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src),
- "rev16", " $dst, $src",
+def REV16 : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src), IIC_iUNAr,
+ "rev16", "\t$dst, $src",
[(set GPR:$dst,
(or (and (srl GPR:$src, (i32 8)), 0xFF),
(or (and (shl GPR:$src, (i32 8)), 0xFF00),
let Inst{19-16} = 0b1111;
}
-def REVSH : AMiscA1I<0b01101111, (outs GPR:$dst), (ins GPR:$src),
- "revsh", " $dst, $src",
+def REVSH : AMiscA1I<0b01101111, (outs GPR:$dst), (ins GPR:$src), IIC_iUNAr,
+ "revsh", "\t$dst, $src",
[(set GPR:$dst,
(sext_inreg
(or (srl (and GPR:$src, 0xFF00), (i32 8)),
def PKHBT : AMiscA1I<0b01101000, (outs GPR:$dst),
(ins GPR:$src1, GPR:$src2, i32imm:$shamt),
- "pkhbt", " $dst, $src1, $src2, LSL $shamt",
+ IIC_iALUsi, "pkhbt", "\t$dst, $src1, $src2, LSL $shamt",
[(set GPR:$dst, (or (and GPR:$src1, 0xFFFF),
(and (shl GPR:$src2, (i32 imm:$shamt)),
0xFFFF0000)))]>,
def PKHTB : AMiscA1I<0b01101000, (outs GPR:$dst),
(ins GPR:$src1, GPR:$src2, i32imm:$shamt),
- "pkhtb", " $dst, $src1, $src2, ASR $shamt",
+ IIC_iALUsi, "pkhtb", "\t$dst, $src1, $src2, ASR $shamt",
[(set GPR:$dst, (or (and GPR:$src1, 0xFFFF0000),
(and (sra GPR:$src2, imm16_31:$shamt),
0xFFFF)))]>, Requires<[IsARM, HasV6]> {
// FIXME: should be able to write a pattern for ARMcmov, but can't use
// a two-value operand where a dag node expects two operands. :(
def MOVCCr : AI1<0b1101, (outs GPR:$dst), (ins GPR:$false, GPR:$true), DPFrm,
- "mov", " $dst, $true",
+ IIC_iCMOVr, "mov", "\t$dst, $true",
[/*(set GPR:$dst, (ARMcmov GPR:$false, GPR:$true, imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $dst">, UnaryDP;
+ RegConstraint<"$false = $dst">, UnaryDP {
+ let Inst{11-4} = 0b00000000;
+ let Inst{25} = 0;
+}
def MOVCCs : AI1<0b1101, (outs GPR:$dst),
- (ins GPR:$false, so_reg:$true), DPSoRegFrm,
- "mov", " $dst, $true",
+ (ins GPR:$false, so_reg:$true), DPSoRegFrm, IIC_iCMOVsr,
+ "mov", "\t$dst, $true",
[/*(set GPR:$dst, (ARMcmov GPR:$false, so_reg:$true, imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $dst">, UnaryDP;
+ RegConstraint<"$false = $dst">, UnaryDP {
+ let Inst{25} = 0;
+}
def MOVCCi : AI1<0b1101, (outs GPR:$dst),
- (ins GPR:$false, so_imm:$true), DPFrm,
- "mov", " $dst, $true",
+ (ins GPR:$false, so_imm:$true), DPFrm, IIC_iCMOVi,
+ "mov", "\t$dst, $true",
[/*(set GPR:$dst, (ARMcmov GPR:$false, so_imm:$true, imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $dst">, UnaryDP;
+ RegConstraint<"$false = $dst">, UnaryDP {
+ let Inst{25} = 1;
+}
+//===----------------------------------------------------------------------===//
+// Atomic operations intrinsics
+//
+
+// memory barriers protect the atomic sequences
+let isPredicable = 0, hasSideEffects = 1 in {
+def Int_MemBarrierV7 : AI<(outs), (ins),
+ Pseudo, NoItinerary,
+ "dmb", "",
+ [(ARMMemBarrier)]>,
+ Requires<[HasV7]> {
+ let Inst{31-4} = 0xf57ff05;
+ // FIXME: add support for options other than a full system DMB
+ let Inst{3-0} = 0b1111;
+}
+
+def Int_SyncBarrierV7 : AI<(outs), (ins),
+ Pseudo, NoItinerary,
+ "dsb", "",
+ [(ARMSyncBarrier)]>,
+ Requires<[HasV7]> {
+ let Inst{31-4} = 0xf57ff04;
+ // FIXME: add support for options other than a full system DSB
+ let Inst{3-0} = 0b1111;
+}
+}
+
+let usesCustomInserter = 1 in {
+ let Uses = [CPSR] in {
+ def ATOMIC_LOAD_ADD_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_ADD_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_add_8 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_SUB_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_SUB_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_sub_8 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_AND_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_AND_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_and_8 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_OR_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_OR_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_or_8 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_XOR_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_XOR_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_xor_8 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_NAND_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_NAND_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_nand_8 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_ADD_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_ADD_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_add_16 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_SUB_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_SUB_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_sub_16 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_AND_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_AND_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_and_16 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_OR_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_OR_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_or_16 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_XOR_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_XOR_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_xor_16 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_NAND_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_NAND_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_nand_16 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_ADD_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_ADD_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_add_32 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_SUB_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_SUB_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_sub_32 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_AND_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_AND_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_and_32 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_OR_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_OR_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_or_32 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_XOR_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_XOR_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_xor_32 GPR:$ptr, GPR:$incr))]>;
+ def ATOMIC_LOAD_NAND_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
+ "${:comment} ATOMIC_LOAD_NAND_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_load_nand_32 GPR:$ptr, GPR:$incr))]>;
+
+ def ATOMIC_SWAP_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$new), NoItinerary,
+ "${:comment} ATOMIC_SWAP_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_swap_8 GPR:$ptr, GPR:$new))]>;
+ def ATOMIC_SWAP_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$new), NoItinerary,
+ "${:comment} ATOMIC_SWAP_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_swap_16 GPR:$ptr, GPR:$new))]>;
+ def ATOMIC_SWAP_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$new), NoItinerary,
+ "${:comment} ATOMIC_SWAP_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_swap_32 GPR:$ptr, GPR:$new))]>;
+
+
+ def ATOMIC_CMP_SWAP_I8 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$old, GPR:$new), NoItinerary,
+ "${:comment} ATOMIC_CMP_SWAP_I8 PSEUDO!",
+ [(set GPR:$dst, (atomic_cmp_swap_8 GPR:$ptr, GPR:$old, GPR:$new))]>;
+ def ATOMIC_CMP_SWAP_I16 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$old, GPR:$new), NoItinerary,
+ "${:comment} ATOMIC_CMP_SWAP_I16 PSEUDO!",
+ [(set GPR:$dst, (atomic_cmp_swap_16 GPR:$ptr, GPR:$old, GPR:$new))]>;
+ def ATOMIC_CMP_SWAP_I32 : PseudoInst<
+ (outs GPR:$dst), (ins GPR:$ptr, GPR:$old, GPR:$new), NoItinerary,
+ "${:comment} ATOMIC_CMP_SWAP_I32 PSEUDO!",
+ [(set GPR:$dst, (atomic_cmp_swap_32 GPR:$ptr, GPR:$old, GPR:$new))]>;
+}
+}
+
+let mayLoad = 1 in {
+def LDREXB : AIldrex<0b10, (outs GPR:$dest), (ins GPR:$ptr), NoItinerary,
+ "ldrexb", "\t$dest, [$ptr]",
+ []>;
+def LDREXH : AIldrex<0b11, (outs GPR:$dest), (ins GPR:$ptr), NoItinerary,
+ "ldrexh", "\t$dest, [$ptr]",
+ []>;
+def LDREX : AIldrex<0b00, (outs GPR:$dest), (ins GPR:$ptr), NoItinerary,
+ "ldrex", "\t$dest, [$ptr]",
+ []>;
+}
+
+let mayStore = 1 in {
+def STREXB : AIstrex<0b10, (outs GPR:$success), (ins GPR:$src, GPR:$ptr),
+ NoItinerary,
+ "strexb", "\t$success, $src, [$ptr]",
+ []>;
+def STREXH : AIstrex<0b11, (outs GPR:$success), (ins GPR:$src, GPR:$ptr),
+ NoItinerary,
+ "strexh", "\t$success, $src, [$ptr]",
+ []>;
+def STREX : AIstrex<0b00, (outs GPR:$success), (ins GPR:$src, GPR:$ptr),
+ NoItinerary,
+ "strex", "\t$success, $src, [$ptr]",
+ []>;
+}
//===----------------------------------------------------------------------===//
// TLS Instructions
// __aeabi_read_tp preserves the registers r1-r3.
let isCall = 1,
Defs = [R0, R12, LR, CPSR] in {
- def TPsoft : ABXI<0b1011, (outs), (ins),
- "bl __aeabi_read_tp",
+ def TPsoft : ABXI<0b1011, (outs), (ins), IIC_Br,
+ "bl\t__aeabi_read_tp",
[(set R0, ARMthread_pointer)]>;
}
//===----------------------------------------------------------------------===//
// SJLJ Exception handling intrinsics
-// eh_sjlj_setjmp() is a three instruction sequence to store the return
+// eh_sjlj_setjmp() is an instruction sequence to store the return
// address and save #0 in R0 for the non-longjmp case.
// Since by its nature we may be coming from some other function to get
// here, and we're using the stack frame for the containing function to
// doing so, we also cause the prologue/epilogue code to actively preserve
// all of the callee-saved resgisters, which is exactly what we want.
let Defs =
- [ R0, R1, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, LR,
- D0, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15 ] in {
+ [ R0, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, LR, D0,
+ D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15,
+ D16, D17, D18, D19, D20, D21, D22, D23, D24, D25, D26, D27, D28, D29, D30,
+ D31 ] in {
def Int_eh_sjlj_setjmp : XI<(outs), (ins GPR:$src),
- AddrModeNone, SizeSpecial, IndexModeNone, Pseudo,
- "add r0, pc, #4\n\t"
- "str r0, [$src, #+4]\n\t"
- "mov r0, #0 @ eh_setjmp", "",
+ AddrModeNone, SizeSpecial, IndexModeNone,
+ Pseudo, NoItinerary,
+ "str\tsp, [$src, #+8] @ eh_setjmp begin\n\t"
+ "add\tr12, pc, #8\n\t"
+ "str\tr12, [$src, #+4]\n\t"
+ "mov\tr0, #0\n\t"
+ "add\tpc, pc, #0\n\t"
+ "mov\tr0, #1 @ eh_setjmp end", "",
[(set R0, (ARMeh_sjlj_setjmp GPR:$src))]>;
}
// Non-Instruction Patterns
//
-// ConstantPool, GlobalAddress, and JumpTable
-def : ARMPat<(ARMWrapper tglobaladdr :$dst), (LEApcrel tglobaladdr :$dst)>;
-def : ARMPat<(ARMWrapper tconstpool :$dst), (LEApcrel tconstpool :$dst)>;
-def : ARMPat<(ARMWrapperJT tjumptable:$dst, imm:$id),
- (LEApcrelJT tjumptable:$dst, imm:$id)>;
-
// Large immediate handling.
// Two piece so_imms.
let isReMaterializable = 1 in
-def MOVi2pieces : AI1x2<(outs GPR:$dst), (ins so_imm2part:$src), Pseudo,
- "mov", " $dst, $src",
- [(set GPR:$dst, so_imm2part:$src)]>;
+def MOVi2pieces : AI1x2<(outs GPR:$dst), (ins so_imm2part:$src),
+ Pseudo, IIC_iMOVi,
+ "mov", "\t$dst, $src",
+ [(set GPR:$dst, so_imm2part:$src)]>,
+ Requires<[IsARM, NoV6T2]>;
def : ARMPat<(or GPR:$LHS, so_imm2part:$RHS),
(ORRri (ORRri GPR:$LHS, (so_imm2part_1 imm:$RHS)),
def : ARMPat<(xor GPR:$LHS, so_imm2part:$RHS),
(EORri (EORri GPR:$LHS, (so_imm2part_1 imm:$RHS)),
(so_imm2part_2 imm:$RHS))>;
+def : ARMPat<(add GPR:$LHS, so_imm2part:$RHS),
+ (ADDri (ADDri GPR:$LHS, (so_imm2part_1 imm:$RHS)),
+ (so_imm2part_2 imm:$RHS))>;
+def : ARMPat<(add GPR:$LHS, so_neg_imm2part:$RHS),
+ (SUBri (SUBri GPR:$LHS, (so_neg_imm2part_1 imm:$RHS)),
+ (so_neg_imm2part_2 imm:$RHS))>;
+
+// 32-bit immediate using movw + movt.
+// This is a single pseudo instruction, the benefit is that it can be remat'd
+// as a single unit instead of having to handle reg inputs.
+// FIXME: Remove this when we can do generalized remat.
+let isReMaterializable = 1 in
+def MOVi32imm : AI1x2<(outs GPR:$dst), (ins i32imm:$src), Pseudo, IIC_iMOVi,
+ "movw", "\t$dst, ${src:lo16}\n\tmovt${p}\t$dst, ${src:hi16}",
+ [(set GPR:$dst, (i32 imm:$src))]>,
+ Requires<[IsARM, HasV6T2]>;
+
+// ConstantPool, GlobalAddress, and JumpTable
+def : ARMPat<(ARMWrapper tglobaladdr :$dst), (LEApcrel tglobaladdr :$dst)>,
+ Requires<[IsARM, DontUseMovt]>;
+def : ARMPat<(ARMWrapper tconstpool :$dst), (LEApcrel tconstpool :$dst)>;
+def : ARMPat<(ARMWrapper tglobaladdr :$dst), (MOVi32imm tglobaladdr :$dst)>,
+ Requires<[IsARM, UseMovt]>;
+def : ARMPat<(ARMWrapperJT tjumptable:$dst, imm:$id),
+ (LEApcrelJT tjumptable:$dst, imm:$id)>;
// TODO: add,sub,and, 3-instr forms?
// Direct calls
def : ARMPat<(ARMcall texternalsym:$func), (BL texternalsym:$func)>,
- Requires<[IsNotDarwin]>;
+ Requires<[IsARM, IsNotDarwin]>;
def : ARMPat<(ARMcall texternalsym:$func), (BLr9 texternalsym:$func)>,
- Requires<[IsDarwin]>;
+ Requires<[IsARM, IsDarwin]>;
// zextload i1 -> zextload i8
def : ARMPat<(zextloadi1 addrmode2:$addr), (LDRB addrmode2:$addr)>;