//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the "Instituto Nokia de Tecnologia" and
-// is distributed under the University of Illinois Open Source
+// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Type profiles.
-def SDT_ARMCallSeq : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
+def SDT_ARMCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>;
+def SDT_ARMCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>, SDTCisVT<1, i32> ]>;
def SDT_ARMSaveCallPC : SDTypeProfile<0, 1, []>;
def SDT_ARMPICAdd : SDTypeProfile<1, 2, [SDTCisSameAs<0, 1>,
SDTCisPtrTy<1>, SDTCisVT<2, i32>]>;
+def SDT_ARMThreadPointer : SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>;
+
// Node definitions.
def ARMWrapper : SDNode<"ARMISD::Wrapper", SDTIntUnaryOp>;
def ARMWrapperJT : SDNode<"ARMISD::WrapperJT", SDTIntBinOp>;
-def ARMcallseq_start : SDNode<"ISD::CALLSEQ_START", SDT_ARMCallSeq,
- [SDNPHasChain, SDNPOutFlag]>;
-def ARMcallseq_end : SDNode<"ISD::CALLSEQ_END", SDT_ARMCallSeq,
- [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
+def ARMcallseq_start : SDNode<"ISD::CALLSEQ_START", SDT_ARMCallSeqStart,
+ [SDNPHasChain, SDNPOutFlag]>;
+def ARMcallseq_end : SDNode<"ISD::CALLSEQ_END", SDT_ARMCallSeqEnd,
+ [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
def ARMcall : SDNode<"ARMISD::CALL", SDT_ARMcall,
[SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
+def ARMcall_pred : SDNode<"ARMISD::CALL_PRED", SDT_ARMcall,
+ [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
def ARMcall_nolink : SDNode<"ARMISD::CALL_NOLINK", SDT_ARMcall,
[SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
-def ARMretflag : SDNode<"ARMISD::RET_FLAG", SDTRet,
+def ARMretflag : SDNode<"ARMISD::RET_FLAG", SDTNone,
[SDNPHasChain, SDNPOptInFlag]>;
def ARMcmov : SDNode<"ARMISD::CMOV", SDT_ARMCMov,
def ARMcmp : SDNode<"ARMISD::CMP", SDT_ARMCmp,
[SDNPOutFlag]>;
+def ARMcmpNZ : SDNode<"ARMISD::CMPNZ", SDT_ARMCmp,
+ [SDNPOutFlag]>;
+
def ARMpic_add : SDNode<"ARMISD::PIC_ADD", SDT_ARMPICAdd>;
def ARMsrl_flag : SDNode<"ARMISD::SRL_FLAG", SDTIntUnaryOp, [SDNPOutFlag]>;
def ARMsra_flag : SDNode<"ARMISD::SRA_FLAG", SDTIntUnaryOp, [SDNPOutFlag]>;
def ARMrrx : SDNode<"ARMISD::RRX" , SDTIntUnaryOp, [SDNPInFlag ]>;
+def ARMthread_pointer: SDNode<"ARMISD::THREAD_POINTER", SDT_ARMThreadPointer>;
+
//===----------------------------------------------------------------------===//
// ARM Instruction Predicate Definitions.
//
// so_imm_XFORM - Return a so_imm value packed into the format described for
// so_imm def below.
def so_imm_XFORM : SDNodeXForm<imm, [{
- return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(N->getValue()),
+ return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(N->getZExtValue()),
MVT::i32);
}]>;
// so_imm_neg_XFORM - Return a so_imm value packed into the format described for
// so_imm_neg def below.
def so_imm_neg_XFORM : SDNodeXForm<imm, [{
- return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(-(int)N->getValue()),
+ return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(-(int)N->getZExtValue()),
MVT::i32);
}]>;
// so_imm_not_XFORM - Return a so_imm value packed into the format described for
// so_imm_not def below.
def so_imm_not_XFORM : SDNodeXForm<imm, [{
- return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(~(int)N->getValue()),
+ return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(~(int)N->getZExtValue()),
MVT::i32);
}]>;
// rot_imm predicate - True if the 32-bit immediate is equal to 8, 16, or 24.
def rot_imm : PatLeaf<(i32 imm), [{
- int32_t v = (int32_t)N->getValue();
+ int32_t v = (int32_t)N->getZExtValue();
return v == 8 || v == 16 || v == 24;
}]>;
/// imm1_15 predicate - True if the 32-bit immediate is in the range [1,15].
def imm1_15 : PatLeaf<(i32 imm), [{
- return (int32_t)N->getValue() >= 1 && (int32_t)N->getValue() < 16;
+ return (int32_t)N->getZExtValue() >= 1 && (int32_t)N->getZExtValue() < 16;
}]>;
/// imm16_31 predicate - True if the 32-bit immediate is in the range [16,31].
def imm16_31 : PatLeaf<(i32 imm), [{
- return (int32_t)N->getValue() >= 16 && (int32_t)N->getValue() < 32;
+ return (int32_t)N->getZExtValue() >= 16 && (int32_t)N->getZExtValue() < 32;
}]>;
def so_imm_neg :
- PatLeaf<(imm), [{ return ARM_AM::getSOImmVal(-(int)N->getValue()) != -1; }],
- so_imm_neg_XFORM>;
+ PatLeaf<(imm), [{
+ return ARM_AM::getSOImmVal(-(int)N->getZExtValue()) != -1;
+ }], so_imm_neg_XFORM>;
def so_imm_not :
- PatLeaf<(imm), [{ return ARM_AM::getSOImmVal(~(int)N->getValue()) != -1; }],
- so_imm_not_XFORM>;
+ PatLeaf<(imm), [{
+ return ARM_AM::getSOImmVal(~(int)N->getZExtValue()) != -1;
+ }], so_imm_not_XFORM>;
// sext_16_node predicate - True if the SDNode is sign-extended 16 or more bits.
def sext_16_node : PatLeaf<(i32 GPR:$a), [{
- return TLI.ComputeNumSignBits(SDOperand(N,0)) >= 17;
+ return CurDAG->ComputeNumSignBits(SDValue(N,0)) >= 17;
}]>;
-
+class BinOpFrag<dag res> : PatFrag<(ops node:$LHS, node:$RHS), res>;
+class UnOpFrag <dag res> : PatFrag<(ops node:$Src), res>;
//===----------------------------------------------------------------------===//
// Operand Definitions.
// Branch target.
def brtarget : Operand<OtherVT>;
-// Operand for printing out a condition code.
-def CCOp : Operand<i32> {
- let PrintMethod = "printCCOperand";
-}
-
// A list of registers separated by comma. Used by load/store multiple.
def reglist : Operand<i32> {
let PrintMethod = "printRegisterList";
// [bits 0-7], the 4-bit shift amount is the next 4 bits [bits 8-11].
def so_imm : Operand<i32>,
PatLeaf<(imm),
- [{ return ARM_AM::getSOImmVal(N->getValue()) != -1; }],
+ [{ return ARM_AM::getSOImmVal(N->getZExtValue()) != -1; }],
so_imm_XFORM> {
let PrintMethod = "printSOImmOperand";
}
// bits set in them. This uses so_imm2part to match and so_imm2part_[12] to
// get the first/second pieces.
def so_imm2part : Operand<i32>,
- PatLeaf<(imm),
- [{ return ARM_AM::isSOImmTwoPartVal((unsigned)N->getValue()); }]> {
+ PatLeaf<(imm), [{
+ return ARM_AM::isSOImmTwoPartVal((unsigned)N->getZExtValue());
+ }]> {
let PrintMethod = "printSOImm2PartOperand";
}
def so_imm2part_1 : SDNodeXForm<imm, [{
- unsigned V = ARM_AM::getSOImmTwoPartFirst((unsigned)N->getValue());
+ unsigned V = ARM_AM::getSOImmTwoPartFirst((unsigned)N->getZExtValue());
return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(V), MVT::i32);
}]>;
def so_imm2part_2 : SDNodeXForm<imm, [{
- unsigned V = ARM_AM::getSOImmTwoPartSecond((unsigned)N->getValue());
+ unsigned V = ARM_AM::getSOImmTwoPartSecond((unsigned)N->getZExtValue());
return CurDAG->getTargetConstant(ARM_AM::getSOImmVal(V), MVT::i32);
}]>;
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";
+}
+
//===----------------------------------------------------------------------===//
// ARM Instruction flags. These need to match ARMInstrInfo.h.
//
def IndexModePost : IndexMode<2>;
//===----------------------------------------------------------------------===//
-// ARM Instruction templates.
-//
-
-// ARMPat - Same as Pat<>, but requires that the compiler be in ARM mode.
-class ARMPat<dag pattern, dag result> : Pat<pattern, result> {
- list<Predicate> Predicates = [IsARM];
-}
-class ARMV5TEPat<dag pattern, dag result> : Pat<pattern, result> {
- list<Predicate> Predicates = [IsARM, HasV5TE];
-}
-class ARMV6Pat<dag pattern, dag result> : Pat<pattern, result> {
- list<Predicate> Predicates = [IsARM, HasV6];
-}
-class InstARM<bits<4> opcod, AddrMode am, SizeFlagVal sz, IndexMode im,
- dag ops, string asmstr, string cstr>
- : Instruction {
- let Namespace = "ARM";
-
- bits<4> Opcode = opcod;
- AddrMode AM = am;
- bits<4> AddrModeBits = AM.Value;
-
- SizeFlagVal SZ = sz;
- bits<3> SizeFlag = SZ.Value;
-
- IndexMode IM = im;
- bits<2> IndexModeBits = IM.Value;
-
- dag OperandList = ops;
- let AsmString = asmstr;
- let Constraints = cstr;
-}
+include "ARMInstrFormats.td"
-class PseudoInst<dag ops, string asm, list<dag> pattern>
- : InstARM<0, AddrModeNone, SizeSpecial, IndexModeNone, ops, asm, ""> {
- let Pattern = pattern;
-}
+//===----------------------------------------------------------------------===//
+// Multiclass helpers...
+//
-class I<dag ops, AddrMode am, SizeFlagVal sz, IndexMode im,
- string asm, string cstr, list<dag> pattern>
- // FIXME: Set all opcodes to 0 for now.
- : InstARM<0, am, sz, im, ops, asm, cstr> {
- let Pattern = pattern;
- list<Predicate> Predicates = [IsARM];
+/// AsI1_bin_irs - Defines a set of (op r, {so_imm|r|so_reg}) patterns for a
+/// binop that produces a value.
+multiclass AsI1_bin_irs<bits<4> opcod, string opc, PatFrag opnode> {
+ def ri : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_imm:$b), DPFrm,
+ opc, " $dst, $a, $b",
+ [(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]>;
+ def rr : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm,
+ opc, " $dst, $a, $b",
+ [(set GPR:$dst, (opnode GPR:$a, GPR:$b))]>;
+ def rs : AsI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
+ opc, " $dst, $a, $b",
+ [(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]>;
}
-class AI<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrModeNone, Size4Bytes, IndexModeNone, asm, "", pattern>;
-class AI1<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrMode1, Size4Bytes, IndexModeNone, asm, "", pattern>;
-class AI2<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrMode2, Size4Bytes, IndexModeNone, asm, "", pattern>;
-class AI3<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrMode3, Size4Bytes, IndexModeNone, asm, "", pattern>;
-class AI4<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrMode4, Size4Bytes, IndexModeNone, asm, "", pattern>;
-class AI1x2<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrMode1, Size8Bytes, IndexModeNone, asm, "", pattern>;
-
-// Pre-indexed ops
-class AI2pr<dag ops, string asm, string cstr, list<dag> pattern>
- : I<ops, AddrMode2, Size4Bytes, IndexModePre, asm, cstr, pattern>;
-class AI3pr<dag ops, string asm, string cstr, list<dag> pattern>
- : I<ops, AddrMode3, Size4Bytes, IndexModePre, asm, cstr, pattern>;
-
-// Post-indexed ops
-class AI2po<dag ops, string asm, string cstr, list<dag> pattern>
- : I<ops, AddrMode2, Size4Bytes, IndexModePost, asm, cstr, pattern>;
-class AI3po<dag ops, string asm, string cstr, list<dag> pattern>
- : I<ops, AddrMode3, Size4Bytes, IndexModePost, asm, cstr, pattern>;
-
-// BR_JT instructions
-class JTI<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrModeNone, SizeSpecial, IndexModeNone, asm, "", pattern>;
-class JTI1<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrMode1, SizeSpecial, IndexModeNone, asm, "", pattern>;
-class JTI2<dag ops, string asm, list<dag> pattern>
- : I<ops, AddrMode2, SizeSpecial, IndexModeNone, asm, "", pattern>;
-
-
-class BinOpFrag<dag res> : PatFrag<(ops node:$LHS, node:$RHS), res>;
-class UnOpFrag <dag res> : PatFrag<(ops node:$Src), res>;
-
-
-/// AI1_bin_irs - Defines a set of (op r, {so_imm|r|so_reg}) patterns for a
-/// binop that produces a value.
-multiclass AI1_bin_irs<string opc, PatFrag opnode> {
- def ri : AI1<(ops GPR:$dst, GPR:$a, so_imm:$b),
- !strconcat(opc, " $dst, $a, $b"),
+/// ASI1_bin_s_irs - Similar to AsI1_bin_irs except it sets the 's' bit so the
+/// instruction modifies the CSPR register.
+let Defs = [CPSR] in {
+multiclass ASI1_bin_s_irs<bits<4> opcod, string opc, PatFrag opnode> {
+ def ri : AI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_imm:$b), DPFrm,
+ opc, "s $dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]>;
- def rr : AI1<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, " $dst, $a, $b"),
+ def rr : AI1<opcod, (outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm,
+ opc, "s $dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, GPR:$b))]>;
- def rs : AI1<(ops GPR:$dst, GPR:$a, so_reg:$b),
- !strconcat(opc, " $dst, $a, $b"),
+ def rs : AI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
+ opc, "s $dst, $a, $b",
[(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]>;
}
+}
-/// AI1_bin0_irs - Defines a set of (op r, {so_imm|r|so_reg}) patterns.
-/// Similar to AI1_bin_irs except the instruction does not produce a result.
-multiclass AI1_bin0_irs<string opc, PatFrag opnode> {
- def ri : AI1<(ops GPR:$a, so_imm:$b),
- !strconcat(opc, " $a, $b"),
+/// AI1_cmp_irs - Defines a set of (op r, {so_imm|r|so_reg}) cmp / test
+/// patterns. Similar to AsI1_bin_irs except the instruction does not produce
+/// a explicit result, only implicitly set CPSR.
+let Defs = [CPSR] in {
+multiclass AI1_cmp_irs<bits<4> opcod, string opc, PatFrag opnode> {
+ def ri : AI1<opcod, (outs), (ins GPR:$a, so_imm:$b), DPFrm,
+ opc, " $a, $b",
[(opnode GPR:$a, so_imm:$b)]>;
- def rr : AI1<(ops GPR:$a, GPR:$b),
- !strconcat(opc, " $a, $b"),
+ def rr : AI1<opcod, (outs), (ins GPR:$a, GPR:$b), DPFrm,
+ opc, " $a, $b",
[(opnode GPR:$a, GPR:$b)]>;
- def rs : AI1<(ops GPR:$a, so_reg:$b),
- !strconcat(opc, " $a, $b"),
+ def rs : AI1<opcod, (outs), (ins GPR:$a, so_reg:$b), DPSoRegFrm,
+ opc, " $a, $b",
[(opnode GPR:$a, so_reg:$b)]>;
}
-
-/// AI1_bin_is - Defines a set of (op r, {so_imm|so_reg}) patterns for a binop.
-multiclass AI1_bin_is<string opc, PatFrag opnode> {
- def ri : AI1<(ops GPR:$dst, GPR:$a, so_imm:$b),
- !strconcat(opc, " $dst, $a, $b"),
- [(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]>;
- def rs : AI1<(ops GPR:$dst, GPR:$a, so_reg:$b),
- !strconcat(opc, " $dst, $a, $b"),
- [(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]>;
-}
-
-/// AI1_unary_irs - Defines a set of (op {so_imm|r|so_reg}) patterns for unary
-/// ops.
-multiclass AI1_unary_irs<string opc, PatFrag opnode> {
- def i : AI1<(ops GPR:$dst, so_imm:$a),
- !strconcat(opc, " $dst, $a"),
- [(set GPR:$dst, (opnode so_imm:$a))]>;
- def r : AI1<(ops GPR:$dst, GPR:$a),
- !strconcat(opc, " $dst, $a"),
- [(set GPR:$dst, (opnode GPR:$a))]>;
- def s : AI1<(ops GPR:$dst, so_reg:$a),
- !strconcat(opc, " $dst, $a"),
- [(set GPR:$dst, (opnode so_reg:$a))]>;
}
/// AI_unary_rrot - A unary operation with two forms: one whose operand is a
/// register and one whose operand is a register rotated by 8/16/24.
-multiclass AI_unary_rrot<string opc, PatFrag opnode> {
- def r : AI<(ops GPR:$dst, GPR:$Src),
- !strconcat(opc, " $dst, $Src"),
- [(set GPR:$dst, (opnode GPR:$Src))]>, Requires<[IsARM, HasV6]>;
- def r_rot : AI<(ops GPR:$dst, GPR:$Src, i32imm:$rot),
- !strconcat(opc, " $dst, $Src, ror $rot"),
+/// FIXME: Remove the 'r' variant. Its rot_imm is zero.
+multiclass AI_unary_rrot<bits<8> opcod, string opc, PatFrag opnode> {
+ def r : AExtI<opcod, (outs GPR:$dst), (ins GPR:$Src),
+ opc, " $dst, $Src",
+ [(set GPR:$dst, (opnode GPR:$Src))]>,
+ Requires<[IsARM, HasV6]> {
+ let Inst{19-16} = 0b1111;
+ }
+ def r_rot : AExtI<opcod, (outs GPR:$dst), (ins GPR:$Src, i32imm:$rot),
+ opc, " $dst, $Src, ror $rot",
[(set GPR:$dst, (opnode (rotr GPR:$Src, rot_imm:$rot)))]>,
- Requires<[IsARM, HasV6]>;
+ Requires<[IsARM, HasV6]> {
+ 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<string opc, PatFrag opnode> {
- def rr : AI<(ops GPR:$dst, GPR:$LHS, GPR:$RHS),
- !strconcat(opc, " $dst, $LHS, $RHS"),
+multiclass AI_bin_rrot<bits<8> opcod, string opc, PatFrag opnode> {
+ def rr : AExtI<opcod, (outs GPR:$dst), (ins GPR:$LHS, GPR:$RHS),
+ opc, " $dst, $LHS, $RHS",
[(set GPR:$dst, (opnode GPR:$LHS, GPR:$RHS))]>,
Requires<[IsARM, HasV6]>;
- def rr_rot : AI<(ops GPR:$dst, GPR:$LHS, GPR:$RHS, i32imm:$rot),
- !strconcat(opc, " $dst, $LHS, $RHS, ror $rot"),
+ def rr_rot : AExtI<opcod, (outs GPR:$dst), (ins GPR:$LHS, GPR:$RHS, i32imm:$rot),
+ opc, " $dst, $LHS, $RHS, ror $rot",
[(set GPR:$dst, (opnode GPR:$LHS,
(rotr GPR:$RHS, rot_imm:$rot)))]>,
Requires<[IsARM, HasV6]>;
}
+/// AsXI1_bin_c_irs - Same as AsI1_bin_irs but without the predicate operand and
+/// setting carry bit. But it can optionally set CPSR.
+let Uses = [CPSR] in {
+multiclass AsXI1_bin_c_irs<bits<4> opcod, string opc, PatFrag opnode> {
+ def ri : AXI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_imm:$b, cc_out:$s),
+ DPFrm, !strconcat(opc, "${s} $dst, $a, $b"),
+ [(set GPR:$dst, (opnode GPR:$a, so_imm:$b))]>;
+ def rr : AXI1<opcod, (outs GPR:$dst), (ins GPR:$a, GPR:$b, cc_out:$s),
+ DPFrm, !strconcat(opc, "${s} $dst, $a, $b"),
+ [(set GPR:$dst, (opnode GPR:$a, GPR:$b))]>;
+ def rs : AXI1<opcod, (outs GPR:$dst), (ins GPR:$a, so_reg:$b, cc_out:$s),
+ DPSoRegFrm, !strconcat(opc, "${s} $dst, $a, $b"),
+ [(set GPR:$dst, (opnode GPR:$a, so_reg:$b))]>;
+}
+}
//===----------------------------------------------------------------------===//
// Instructions
//===----------------------------------------------------------------------===//
// Miscellaneous Instructions.
//
-def IMPLICIT_DEF_GPR :
-PseudoInst<(ops GPR:$rD),
- "@ IMPLICIT_DEF_GPR $rD",
- [(set GPR:$rD, (undef))]>;
-
/// CONSTPOOL_ENTRY - This instruction represents a floating constant pool in
/// the function. The first operand is the ID# for this instruction, the second
/// is the index into the MachineConstantPool that this is, the third is the
/// size in bytes of this constant pool entry.
+let isNotDuplicable = 1 in
def CONSTPOOL_ENTRY :
-PseudoInst<(ops cpinst_operand:$instid, cpinst_operand:$cpidx, i32imm:$size),
+PseudoInst<(outs), (ins cpinst_operand:$instid, cpinst_operand:$cpidx,
+ i32imm:$size),
"${instid:label} ${cpidx:cpentry}", []>;
+let Defs = [SP], Uses = [SP] in {
def ADJCALLSTACKUP :
-PseudoInst<(ops i32imm:$amt),
- "@ ADJCALLSTACKUP $amt",
- [(ARMcallseq_end imm:$amt)]>, Imp<[SP],[SP]>;
+PseudoInst<(outs), (ins i32imm:$amt1, i32imm:$amt2, pred:$p),
+ "@ ADJCALLSTACKUP $amt1",
+ [(ARMcallseq_end timm:$amt1, timm:$amt2)]>;
def ADJCALLSTACKDOWN :
-PseudoInst<(ops i32imm:$amt),
+PseudoInst<(outs), (ins i32imm:$amt, pred:$p),
"@ ADJCALLSTACKDOWN $amt",
- [(ARMcallseq_start imm:$amt)]>, Imp<[SP],[SP]>;
+ [(ARMcallseq_start timm:$amt)]>;
+}
def DWARF_LOC :
-PseudoInst<(ops i32imm:$line, i32imm:$col, i32imm:$file),
+PseudoInst<(outs), (ins i32imm:$line, i32imm:$col, i32imm:$file),
".loc $file, $line, $col",
[(dwarf_loc (i32 imm:$line), (i32 imm:$col), (i32 imm:$file))]>;
-def PICADD : AI1<(ops GPR:$dst, GPR:$a, pclabel:$cp),
- "$cp:\n\tadd $dst, pc, $a",
- [(set GPR:$dst, (ARMpic_add GPR:$a, imm:$cp))]>;
-let AddedComplexity = 10 in
-def PICLD : AI2<(ops GPR:$dst, addrmodepc:$addr),
- "${addr:label}:\n\tldr $dst, $addr",
+
+// Address computation and loads and stores in PIC mode.
+let isNotDuplicable = 1 in {
+def PICADD : AXI1<0b0100, (outs GPR:$dst), (ins GPR:$a, pclabel:$cp, pred:$p),
+ Pseudo, "$cp:\n\tadd$p $dst, pc, $a",
+ [(set GPR:$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, $addr",
[(set GPR:$dst, (load addrmodepc:$addr))]>;
+def PICLDRH : AXI3ldh<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
+ Pseudo, "${addr:label}:\n\tldr${p}h $dst, $addr",
+ [(set GPR:$dst, (zextloadi16 addrmodepc:$addr))]>;
+
+def PICLDRB : AXI2ldb<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
+ Pseudo, "${addr:label}:\n\tldr${p}b $dst, $addr",
+ [(set GPR:$dst, (zextloadi8 addrmodepc:$addr))]>;
+
+def PICLDRSH : AXI3ldsh<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
+ Pseudo, "${addr:label}:\n\tldr${p}sh $dst, $addr",
+ [(set GPR:$dst, (sextloadi16 addrmodepc:$addr))]>;
+
+def PICLDRSB : AXI3ldsb<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
+ Pseudo, "${addr:label}:\n\tldr${p}sb $dst, $addr",
+ [(set GPR:$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, $addr",
+ [(store GPR:$src, addrmodepc:$addr)]>;
+
+def PICSTRH : AXI3sth<(outs), (ins GPR:$src, addrmodepc:$addr, pred:$p),
+ Pseudo, "${addr:label}:\n\tstr${p}h $src, $addr",
+ [(truncstorei16 GPR:$src, addrmodepc:$addr)]>;
+
+def PICSTRB : AXI2stb<(outs), (ins GPR:$src, addrmodepc:$addr, pred:$p),
+ Pseudo, "${addr:label}:\n\tstr${p}b $src, $addr",
+ [(truncstorei8 GPR:$src, addrmodepc:$addr)]>;
+}
+} // isNotDuplicable = 1
+
//===----------------------------------------------------------------------===//
// Control Flow Instructions.
//
let isReturn = 1, isTerminator = 1 in
- def BX_RET : AI<(ops), "bx lr", [(ARMretflag)]>;
+ def BX_RET : AI<(outs), (ins), BrMiscFrm, "bx", " lr", [(ARMretflag)]> {
+ let Inst{7-4} = 0b0001;
+ let Inst{19-8} = 0b111111111111;
+ let Inst{27-20} = 0b00010010;
+}
// FIXME: remove when we have a way to marking a MI with these properties.
-let isLoad = 1, isReturn = 1, isTerminator = 1 in
- def LDM_RET : AI4<(ops addrmode4:$addr, reglist:$dst1, variable_ops),
- "ldm${addr:submode} $addr, $dst1",
+// FIXME: $dst1 should be a def. But the extra ops must be in the end of the
+// operand list.
+// FIXME: Should pc be an implicit operand like PICADD, etc?
+let isReturn = 1, isTerminator = 1 in
+ def LDM_RET : AXI4ld<(outs),
+ (ins addrmode4:$addr, pred:$p, reglist:$dst1, variable_ops),
+ LdStMulFrm, "ldm${p}${addr:submode} $addr, $dst1",
[]>;
-let isCall = 1, noResults = 1,
+let isCall = 1,
Defs = [R0, R1, R2, R3, R12, LR,
- D0, D1, D2, D3, D4, D5, D6, D7] in {
- def BL : AI<(ops i32imm:$func, variable_ops),
- "bl ${func:call}",
- [(ARMcall tglobaladdr:$func)]>;
+ D0, D1, D2, D3, D4, D5, D6, D7, CPSR] in {
+ def BL : ABXI<0b1011, (outs), (ins i32imm:$func, variable_ops),
+ "bl ${func:call}",
+ [(ARMcall tglobaladdr:$func)]>;
+
+ def BL_pred : ABI<0b1011, (outs), (ins i32imm:$func, variable_ops),
+ "bl", " ${func:call}",
+ [(ARMcall_pred tglobaladdr:$func)]>;
+
// ARMv5T and above
- def BLX : AI<(ops GPR:$dst, variable_ops),
- "blx $dst",
- [(ARMcall GPR:$dst)]>, Requires<[IsARM, HasV5T]>;
+ def BLX : AXI<(outs), (ins GPR:$func, variable_ops), BrMiscFrm,
+ "blx $func",
+ [(ARMcall GPR:$func)]>, Requires<[IsARM, HasV5T]> {
+ let Inst{7-4} = 0b0011;
+ let Inst{19-8} = 0b111111111111;
+ let Inst{27-20} = 0b00010010;
+ }
+
let Uses = [LR] in {
// ARMv4T
- def BX : AI<(ops GPR:$dst, variable_ops),
- "bx $dst",
- [(ARMcall_nolink GPR:$dst)]>;
+ def BX : ABXIx2<(outs), (ins GPR:$func, variable_ops),
+ "mov lr, pc\n\tbx $func",
+ [(ARMcall_nolink GPR:$func)]>;
}
}
-let isBranch = 1, isTerminator = 1, isBarrier = 1 in {
- def B : AI<(ops brtarget:$dst), "b $dst",
- [(br bb:$dst)]>;
-
- def BR_JTr : JTI<(ops GPR:$dst, jtblock_operand:$jt, i32imm:$id),
- "mov pc, $dst \n$jt",
- [(ARMbrjt GPR:$dst, tjumptable:$jt, imm:$id)]>;
- def BR_JTm : JTI2<(ops addrmode2:$dst, jtblock_operand:$jt, i32imm:$id),
- "ldr pc, $dst \n$jt",
- [(ARMbrjt (i32 (load addrmode2:$dst)), tjumptable:$jt,
- imm:$id)]>;
- def BR_JTadd : JTI1<(ops GPR:$dst, GPR:$idx, jtblock_operand:$jt, i32imm:$id),
- "add pc, $dst, $idx \n$jt",
- [(ARMbrjt (add GPR:$dst, GPR:$idx), tjumptable:$jt,
- imm:$id)]>;
+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)]>;
+
+ let isNotDuplicable = 1, isIndirectBranch = 1 in {
+ def BR_JTr : JTI<(outs), (ins GPR:$target, jtblock_operand:$jt, i32imm:$id),
+ "mov pc, $target \n$jt",
+ [(ARMbrjt GPR:$target, tjumptable:$jt, imm:$id)]> {
+ let Inst{20} = 0; // S Bit
+ let Inst{24-21} = 0b1101;
+ let Inst{27-26} = {0,0};
+ }
+ def BR_JTm : JTI<(outs),
+ (ins addrmode2:$target, jtblock_operand:$jt, i32imm:$id),
+ "ldr pc, $target \n$jt",
+ [(ARMbrjt (i32 (load addrmode2:$target)), tjumptable:$jt,
+ imm:$id)]> {
+ let Inst{20} = 1; // L bit
+ let Inst{21} = 0; // W bit
+ let Inst{22} = 0; // B bit
+ let Inst{24} = 1; // P bit
+ let Inst{27-26} = {0,1};
+ }
+ def BR_JTadd : JTI<(outs),
+ (ins GPR:$target, GPR:$idx, jtblock_operand:$jt, i32imm:$id),
+ "add pc, $target, $idx \n$jt",
+ [(ARMbrjt (add GPR:$target, GPR:$idx), tjumptable:$jt,
+ imm:$id)]> {
+ let Inst{20} = 0; // S bit
+ let Inst{24-21} = 0b0100;
+ let Inst{27-26} = {0,0};
+ }
+ } // isNotDuplicable = 1, isIndirectBranch = 1
+ } // isBarrier = 1
+
+ // 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", " $target",
+ [/*(ARMbrcond bb:$target, imm:$cc, CCR:$ccr)*/]>;
}
-let isBranch = 1, isTerminator = 1, noResults = 1, isBarrier = 1 in
- def Bcc : AI<(ops brtarget:$dst, CCOp:$cc), "b$cc $dst",
- [(ARMbrcond bb:$dst, imm:$cc)]>;
-
//===----------------------------------------------------------------------===//
// Load / store Instructions.
//
// Load
-let isLoad = 1 in {
-def LDR : AI2<(ops GPR:$dst, addrmode2:$addr),
- "ldr $dst, $addr",
+let canFoldAsLoad = 1 in
+def LDR : AI2ldw<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm,
+ "ldr", " $dst, $addr",
[(set GPR:$dst, (load addrmode2:$addr))]>;
// Special LDR for loads from non-pc-relative constpools.
-let isReMaterializable = 1 in
-def LDRcp : AI2<(ops GPR:$dst, addrmode2:$addr),
- "ldr $dst, $addr", []>;
+let canFoldAsLoad = 1, mayLoad = 1, isReMaterializable = 1 in
+def LDRcp : AI2ldw<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm,
+ "ldr", " $dst, $addr", []>;
// Loads with zero extension
-def LDRH : AI3<(ops GPR:$dst, addrmode3:$addr),
- "ldrh $dst, $addr",
+def LDRH : AI3ldh<(outs GPR:$dst), (ins addrmode3:$addr), LdMiscFrm,
+ "ldr", "h $dst, $addr",
[(set GPR:$dst, (zextloadi16 addrmode3:$addr))]>;
-def LDRB : AI2<(ops GPR:$dst, addrmode2:$addr),
- "ldrb $dst, $addr",
+def LDRB : AI2ldb<(outs GPR:$dst), (ins addrmode2:$addr), LdFrm,
+ "ldr", "b $dst, $addr",
[(set GPR:$dst, (zextloadi8 addrmode2:$addr))]>;
// Loads with sign extension
-def LDRSH : AI3<(ops GPR:$dst, addrmode3:$addr),
- "ldrsh $dst, $addr",
+def LDRSH : AI3ldsh<(outs GPR:$dst), (ins addrmode3:$addr), LdMiscFrm,
+ "ldr", "sh $dst, $addr",
[(set GPR:$dst, (sextloadi16 addrmode3:$addr))]>;
-def LDRSB : AI3<(ops GPR:$dst, addrmode3:$addr),
- "ldrsb $dst, $addr",
+def LDRSB : AI3ldsb<(outs GPR:$dst), (ins addrmode3:$addr), LdMiscFrm,
+ "ldr", "sb $dst, $addr",
[(set GPR:$dst, (sextloadi8 addrmode3:$addr))]>;
+let mayLoad = 1 in {
// Load doubleword
-def LDRD : AI3<(ops GPR:$dst, addrmode3:$addr),
- "ldrd $dst, $addr",
+def LDRD : AI3ldd<(outs GPR:$dst), (ins addrmode3:$addr), LdMiscFrm,
+ "ldr", "d $dst, $addr",
[]>, Requires<[IsARM, HasV5T]>;
// Indexed loads
-def LDR_PRE : AI2pr<(ops GPR:$dst, GPR:$base_wb, addrmode2:$addr),
- "ldr $dst, $addr!", "$addr.base = $base_wb", []>;
+def LDR_PRE : AI2ldwpr<(outs GPR:$dst, GPR:$base_wb),
+ (ins addrmode2:$addr), LdFrm,
+ "ldr", " $dst, $addr!", "$addr.base = $base_wb", []>;
-def LDR_POST : AI2po<(ops GPR:$dst, GPR:$base_wb, GPR:$base, am2offset:$offset),
- "ldr $dst, [$base], $offset", "$base = $base_wb", []>;
+def LDR_POST : AI2ldwpo<(outs GPR:$dst, GPR:$base_wb),
+ (ins GPR:$base, am2offset:$offset), LdFrm,
+ "ldr", " $dst, [$base], $offset", "$base = $base_wb", []>;
-def LDRH_PRE : AI3pr<(ops GPR:$dst, GPR:$base_wb, addrmode3:$addr),
- "ldrh $dst, $addr!", "$addr.base = $base_wb", []>;
+def LDRH_PRE : AI3ldhpr<(outs GPR:$dst, GPR:$base_wb),
+ (ins addrmode3:$addr), LdMiscFrm,
+ "ldr", "h $dst, $addr!", "$addr.base = $base_wb", []>;
-def LDRH_POST : AI3po<(ops GPR:$dst, GPR:$base_wb, GPR:$base,am3offset:$offset),
- "ldrh $dst, [$base], $offset", "$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 = $base_wb", []>;
-def LDRB_PRE : AI2pr<(ops GPR:$dst, GPR:$base_wb, addrmode2:$addr),
- "ldrb $dst, $addr!", "$addr.base = $base_wb", []>;
+def LDRB_PRE : AI2ldbpr<(outs GPR:$dst, GPR:$base_wb),
+ (ins addrmode2:$addr), LdFrm,
+ "ldr", "b $dst, $addr!", "$addr.base = $base_wb", []>;
-def LDRB_POST : AI2po<(ops GPR:$dst, GPR:$base_wb, GPR:$base,am2offset:$offset),
- "ldrb $dst, [$base], $offset", "$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 = $base_wb", []>;
-def LDRSH_PRE : AI3pr<(ops GPR:$dst, GPR:$base_wb, addrmode3:$addr),
- "ldrsh $dst, $addr!", "$addr.base = $base_wb", []>;
+def LDRSH_PRE : AI3ldshpr<(outs GPR:$dst, GPR:$base_wb),
+ (ins addrmode3:$addr), LdMiscFrm,
+ "ldr", "sh $dst, $addr!", "$addr.base = $base_wb", []>;
-def LDRSH_POST: AI3po<(ops GPR:$dst, GPR:$base_wb, GPR:$base,am3offset:$offset),
- "ldrsh $dst, [$base], $offset", "$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 = $base_wb", []>;
-def LDRSB_PRE : AI3pr<(ops GPR:$dst, GPR:$base_wb, addrmode3:$addr),
- "ldrsb $dst, $addr!", "$addr.base = $base_wb", []>;
+def LDRSB_PRE : AI3ldsbpr<(outs GPR:$dst, GPR:$base_wb),
+ (ins addrmode3:$addr), LdMiscFrm,
+ "ldr", "sb $dst, $addr!", "$addr.base = $base_wb", []>;
-def LDRSB_POST: AI3po<(ops GPR:$dst, GPR:$base_wb, GPR:$base,am3offset:$offset),
- "ldrsb $dst, [$base], $offset", "$base = $base_wb", []>;
-} // isLoad
+def LDRSB_POST: AI3ldsbpo<(outs GPR:$dst, GPR:$base_wb),
+ (ins GPR:$base,am3offset:$offset), LdMiscFrm,
+ "ldr", "sb $dst, [$base], $offset", "$base = $base_wb", []>;
+}
// Store
-let isStore = 1 in {
-def STR : AI2<(ops GPR:$src, addrmode2:$addr),
- "str $src, $addr",
+def STR : AI2stw<(outs), (ins GPR:$src, addrmode2:$addr), StFrm,
+ "str", " $src, $addr",
[(store GPR:$src, addrmode2:$addr)]>;
// Stores with truncate
-def STRH : AI3<(ops GPR:$src, addrmode3:$addr),
- "strh $src, $addr",
+def STRH : AI3sth<(outs), (ins GPR:$src, addrmode3:$addr), StMiscFrm,
+ "str", "h $src, $addr",
[(truncstorei16 GPR:$src, addrmode3:$addr)]>;
-def STRB : AI2<(ops GPR:$src, addrmode2:$addr),
- "strb $src, $addr",
+def STRB : AI2stb<(outs), (ins GPR:$src, addrmode2:$addr), StFrm,
+ "str", "b $src, $addr",
[(truncstorei8 GPR:$src, addrmode2:$addr)]>;
// Store doubleword
-def STRD : AI3<(ops GPR:$src, addrmode3:$addr),
- "strd $src, $addr",
+let mayStore = 1 in
+def STRD : AI3std<(outs), (ins GPR:$src, addrmode3:$addr), StMiscFrm,
+ "str", "d $src, $addr",
[]>, Requires<[IsARM, HasV5T]>;
// Indexed stores
-def STR_PRE : AI2pr<(ops GPR:$base_wb, GPR:$src, GPR:$base, am2offset:$offset),
- "str $src, [$base, $offset]!", "$base = $base_wb",
+def STR_PRE : AI2stwpr<(outs GPR:$base_wb),
+ (ins GPR:$src, GPR:$base, am2offset:$offset), StFrm,
+ "str", " $src, [$base, $offset]!", "$base = $base_wb",
[(set GPR:$base_wb,
(pre_store GPR:$src, GPR:$base, am2offset:$offset))]>;
-def STR_POST : AI2po<(ops GPR:$base_wb, GPR:$src, GPR:$base,am2offset:$offset),
- "str $src, [$base], $offset", "$base = $base_wb",
+def STR_POST : AI2stwpo<(outs GPR:$base_wb),
+ (ins GPR:$src, GPR:$base,am2offset:$offset), StFrm,
+ "str", " $src, [$base], $offset", "$base = $base_wb",
[(set GPR:$base_wb,
(post_store GPR:$src, GPR:$base, am2offset:$offset))]>;
-def STRH_PRE : AI3pr<(ops GPR:$base_wb, GPR:$src, GPR:$base,am3offset:$offset),
- "strh $src, [$base, $offset]!", "$base = $base_wb",
+def STRH_PRE : AI3sthpr<(outs GPR:$base_wb),
+ (ins GPR:$src, GPR:$base,am3offset:$offset), StMiscFrm,
+ "str", "h $src, [$base, $offset]!", "$base = $base_wb",
[(set GPR:$base_wb,
(pre_truncsti16 GPR:$src, GPR:$base,am3offset:$offset))]>;
-def STRH_POST: AI3po<(ops GPR:$base_wb, GPR:$src, GPR:$base,am3offset:$offset),
- "strh $src, [$base], $offset", "$base = $base_wb",
+def STRH_POST: AI3sthpo<(outs GPR:$base_wb),
+ (ins GPR:$src, GPR:$base,am3offset:$offset), StMiscFrm,
+ "str", "h $src, [$base], $offset", "$base = $base_wb",
[(set GPR:$base_wb, (post_truncsti16 GPR:$src,
GPR:$base, am3offset:$offset))]>;
-def STRB_PRE : AI2pr<(ops GPR:$base_wb, GPR:$src, GPR:$base,am2offset:$offset),
- "strb $src, [$base, $offset]!", "$base = $base_wb",
+def STRB_PRE : AI2stbpr<(outs GPR:$base_wb),
+ (ins GPR:$src, GPR:$base,am2offset:$offset), StFrm,
+ "str", "b $src, [$base, $offset]!", "$base = $base_wb",
[(set GPR:$base_wb, (pre_truncsti8 GPR:$src,
GPR:$base, am2offset:$offset))]>;
-def STRB_POST: AI2po<(ops GPR:$base_wb, GPR:$src, GPR:$base,am2offset:$offset),
- "strb $src, [$base], $offset", "$base = $base_wb",
+def STRB_POST: AI2stbpo<(outs GPR:$base_wb),
+ (ins GPR:$src, GPR:$base,am2offset:$offset), StFrm,
+ "str", "b $src, [$base], $offset", "$base = $base_wb",
[(set GPR:$base_wb, (post_truncsti8 GPR:$src,
GPR:$base, am2offset:$offset))]>;
-} // isStore
//===----------------------------------------------------------------------===//
// Load / store multiple Instructions.
//
-let isLoad = 1 in
-def LDM : AI4<(ops addrmode4:$addr, reglist:$dst1, variable_ops),
- "ldm${addr:submode} $addr, $dst1",
- []>;
+// FIXME: $dst1 should be a def.
+let mayLoad = 1 in
+def LDM : AXI4ld<(outs),
+ (ins addrmode4:$addr, pred:$p, reglist:$dst1, variable_ops),
+ LdStMulFrm, "ldm${p}${addr:submode} $addr, $dst1",
+ []>;
-let isStore = 1 in
-def STM : AI4<(ops addrmode4:$addr, reglist:$src1, variable_ops),
- "stm${addr:submode} $addr, $src1",
- []>;
+let mayStore = 1 in
+def STM : AXI4st<(outs),
+ (ins addrmode4:$addr, pred:$p, reglist:$src1, variable_ops),
+ LdStMulFrm, "stm${p}${addr:submode} $addr, $src1",
+ []>;
//===----------------------------------------------------------------------===//
// Move Instructions.
//
-def MOVr : AI1<(ops GPR:$dst, GPR:$src),
- "mov $dst, $src", []>;
-def MOVs : AI1<(ops GPR:$dst, so_reg:$src),
- "mov $dst, $src", [(set GPR:$dst, so_reg:$src)]>;
+def MOVr : AsI1<0b1101, (outs GPR:$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:$src)]>, UnaryDP;
-let isReMaterializable = 1 in
-def MOVi : AI1<(ops GPR:$dst, so_imm:$src),
- "mov $dst, $src", [(set GPR:$dst, so_imm:$src)]>;
+let isReMaterializable = 1, isAsCheapAsAMove = 1 in
+def MOVi : AsI1<0b1101, (outs GPR:$dst), (ins so_imm:$src), DPFrm,
+ "mov", " $dst, $src", [(set GPR:$dst, so_imm:$src)]>, UnaryDP;
+
+def MOVrx : AsI1<0b1101, (outs GPR:$dst), (ins GPR:$src), Pseudo,
+ "mov", " $dst, $src, rrx",
+ [(set GPR:$dst, (ARMrrx GPR:$src))]>, UnaryDP;
// These aren't really mov instructions, but we have to define them this way
// due to flag operands.
-def MOVsrl_flag : AI1<(ops GPR:$dst, GPR:$src),
- "movs $dst, $src, lsr #1",
- [(set GPR:$dst, (ARMsrl_flag GPR:$src))]>;
-def MOVsra_flag : AI1<(ops GPR:$dst, GPR:$src),
- "movs $dst, $src, asr #1",
- [(set GPR:$dst, (ARMsra_flag GPR:$src))]>;
-def MOVrx : AI1<(ops GPR:$dst, GPR:$src),
- "mov $dst, $src, rrx",
- [(set GPR:$dst, (ARMrrx GPR:$src))]>;
-
+let Defs = [CPSR] in {
+def MOVsrl_flag : AI1<0b1101, (outs GPR:$dst), (ins GPR:$src), Pseudo,
+ "mov", "s $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, $src, asr #1",
+ [(set GPR:$dst, (ARMsra_flag GPR:$src))]>, UnaryDP;
+}
//===----------------------------------------------------------------------===//
// Extend Instructions.
// Sign extenders
-defm SXTB : AI_unary_rrot<"sxtb", UnOpFrag<(sext_inreg node:$Src, i8)>>;
-defm SXTH : AI_unary_rrot<"sxth", UnOpFrag<(sext_inreg node:$Src, i16)>>;
+defm SXTB : AI_unary_rrot<0b01101010,
+ "sxtb", UnOpFrag<(sext_inreg node:$Src, i8)>>;
+defm SXTH : AI_unary_rrot<0b01101011,
+ "sxth", UnOpFrag<(sext_inreg node:$Src, i16)>>;
-defm SXTAB : AI_bin_rrot<"sxtab",
- BinOpFrag<(add node:$LHS, (sext_inreg node:$RHS, i8))>>;
-defm SXTAH : AI_bin_rrot<"sxtah",
- BinOpFrag<(add node:$LHS, (sext_inreg node:$RHS,i16))>>;
+defm SXTAB : AI_bin_rrot<0b01101010,
+ "sxtab", BinOpFrag<(add node:$LHS, (sext_inreg node:$RHS, i8))>>;
+defm SXTAH : AI_bin_rrot<0b01101011,
+ "sxtah", BinOpFrag<(add node:$LHS, (sext_inreg node:$RHS,i16))>>;
// TODO: SXT(A){B|H}16
// Zero extenders
let AddedComplexity = 16 in {
-defm UXTB : AI_unary_rrot<"uxtb" , UnOpFrag<(and node:$Src, 0x000000FF)>>;
-defm UXTH : AI_unary_rrot<"uxth" , UnOpFrag<(and node:$Src, 0x0000FFFF)>>;
-defm UXTB16 : AI_unary_rrot<"uxtb16", UnOpFrag<(and node:$Src, 0x00FF00FF)>>;
+defm UXTB : AI_unary_rrot<0b01101110,
+ "uxtb" , UnOpFrag<(and node:$Src, 0x000000FF)>>;
+defm UXTH : AI_unary_rrot<0b01101111,
+ "uxth" , UnOpFrag<(and node:$Src, 0x0000FFFF)>>;
+defm UXTB16 : AI_unary_rrot<0b01101100,
+ "uxtb16", UnOpFrag<(and node:$Src, 0x00FF00FF)>>;
def : ARMV6Pat<(and (shl GPR:$Src, 8), 0xFF00FF),
(UXTB16r_rot GPR:$Src, 24)>;
def : ARMV6Pat<(and (srl GPR:$Src, 8), 0xFF00FF),
(UXTB16r_rot GPR:$Src, 8)>;
-defm UXTAB : AI_bin_rrot<"uxtab",
+defm UXTAB : AI_bin_rrot<0b01101110, "uxtab",
BinOpFrag<(add node:$LHS, (and node:$RHS, 0x00FF))>>;
-defm UXTAH : AI_bin_rrot<"uxtah",
+defm UXTAH : AI_bin_rrot<0b01101111, "uxtah",
BinOpFrag<(add node:$LHS, (and node:$RHS, 0xFFFF))>>;
}
// Arithmetic Instructions.
//
-defm ADD : AI1_bin_irs<"add" , BinOpFrag<(add node:$LHS, node:$RHS)>>;
-defm ADDS : AI1_bin_irs<"adds", BinOpFrag<(addc node:$LHS, node:$RHS)>>;
-defm ADC : AI1_bin_irs<"adc" , BinOpFrag<(adde node:$LHS, node:$RHS)>>;
-defm SUB : AI1_bin_irs<"sub" , BinOpFrag<(sub node:$LHS, node:$RHS)>>;
-defm SUBS : AI1_bin_irs<"subs", BinOpFrag<(subc node:$LHS, node:$RHS)>>;
-defm SBC : AI1_bin_irs<"sbc" , BinOpFrag<(sube node:$LHS, node:$RHS)>>;
+defm ADD : AsI1_bin_irs<0b0100, "add",
+ BinOpFrag<(add node:$LHS, node:$RHS)>>;
+defm SUB : AsI1_bin_irs<0b0010, "sub",
+ BinOpFrag<(sub node:$LHS, node:$RHS)>>;
+
+// ADD and SUB with 's' bit set.
+defm ADDS : ASI1_bin_s_irs<0b0100, "add",
+ BinOpFrag<(addc node:$LHS, node:$RHS)>>;
+defm SUBS : ASI1_bin_s_irs<0b0010, "sub",
+ BinOpFrag<(subc node:$LHS, node:$RHS)>>;
+
+// FIXME: Do not allow ADC / SBC to be predicated for now.
+defm ADC : AsXI1_bin_c_irs<0b0101, "adc",
+ BinOpFrag<(adde node:$LHS, node:$RHS)>>;
+defm SBC : AsXI1_bin_c_irs<0b0110, "sbc",
+ BinOpFrag<(sube node:$LHS, node:$RHS)>>;
// These don't define reg/reg forms, because they are handled above.
-defm RSB : AI1_bin_is <"rsb" , BinOpFrag<(sub node:$RHS, node:$LHS)>>;
-defm RSBS : AI1_bin_is <"rsbs", BinOpFrag<(subc node:$RHS, node:$LHS)>>;
-defm RSC : AI1_bin_is <"rsc" , BinOpFrag<(sube node:$RHS, node:$LHS)>>;
+def RSBri : AsI1<0b0011, (outs GPR:$dst), (ins GPR:$a, so_imm:$b), DPFrm,
+ "rsb", " $dst, $a, $b",
+ [(set GPR:$dst, (sub so_imm:$b, GPR:$a))]>;
+
+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))]>;
+
+// 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))]>;
+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))]>;
+}
+
+// FIXME: Do not allow RSC to be predicated for now. But they can set CPSR.
+let Uses = [CPSR] in {
+def RSCri : AXI1<0b0111, (outs GPR:$dst), (ins GPR:$a, so_imm:$b, cc_out:$s),
+ DPFrm, "rsc${s} $dst, $a, $b",
+ [(set GPR:$dst, (sube so_imm:$b, GPR:$a))]>;
+def RSCrs : AXI1<0b0111, (outs GPR:$dst), (ins GPR:$a, so_reg:$b, cc_out:$s),
+ DPSoRegFrm, "rsc${s} $dst, $a, $b",
+ [(set GPR:$dst, (sube so_reg:$b, GPR:$a))]>;
+}
// (sub X, imm) gets canonicalized to (add X, -imm). Match this form.
def : ARMPat<(add GPR:$src, so_imm_neg:$imm),
// Bitwise Instructions.
//
-defm AND : AI1_bin_irs<"and", BinOpFrag<(and node:$LHS, node:$RHS)>>;
-defm ORR : AI1_bin_irs<"orr", BinOpFrag<(or node:$LHS, node:$RHS)>>;
-defm EOR : AI1_bin_irs<"eor", BinOpFrag<(xor node:$LHS, node:$RHS)>>;
-defm BIC : AI1_bin_irs<"bic", BinOpFrag<(and node:$LHS, (not node:$RHS))>>;
-
-def MVNr : AI<(ops GPR:$dst, GPR:$src),
- "mvn $dst, $src", [(set GPR:$dst, (not GPR:$src))]>;
-def MVNs : AI<(ops GPR:$dst, so_reg:$src),
- "mvn $dst, $src", [(set GPR:$dst, (not so_reg:$src))]>;
-let isReMaterializable = 1 in
-def MVNi : AI<(ops GPR:$dst, so_imm:$imm),
- "mvn $dst, $imm", [(set GPR:$dst, so_imm_not:$imm)]>;
+defm AND : AsI1_bin_irs<0b0000, "and",
+ BinOpFrag<(and node:$LHS, node:$RHS)>>;
+defm ORR : AsI1_bin_irs<0b1100, "orr",
+ BinOpFrag<(or node:$LHS, node:$RHS)>>;
+defm EOR : AsI1_bin_irs<0b0001, "eor",
+ BinOpFrag<(xor node:$LHS, node:$RHS)>>;
+defm BIC : AsI1_bin_irs<0b1110, "bic",
+ BinOpFrag<(and node:$LHS, (not node:$RHS))>>;
+
+def MVNr : AsI1<0b1111, (outs GPR:$dst), (ins GPR:$src), DPFrm,
+ "mvn", " $dst, $src",
+ [(set GPR:$dst, (not GPR:$src))]>, UnaryDP;
+def MVNs : AsI1<0b1111, (outs GPR:$dst), (ins so_reg:$src), DPSoRegFrm,
+ "mvn", " $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:$imm)]>,UnaryDP;
def : ARMPat<(and GPR:$src, so_imm_not:$imm),
(BICri GPR:$src, so_imm_not:$imm)>;
// Multiply Instructions.
//
-// AI_orr - Defines a (op r, r) pattern.
-class AI_orr<string opc, SDNode opnode>
- : AI<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, " $dst, $a, $b"),
- [(set GPR:$dst, (opnode GPR:$a, GPR:$b))]>;
+def MUL : AsMul1I<0b0000000, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ "mul", " $dst, $a, $b",
+ [(set GPR:$dst, (mul GPR:$a, GPR:$b))]>;
-// AI_oorr - Defines a (op (op r, r), r) pattern.
-class AI_oorr<string opc, SDNode opnode1, SDNode opnode2>
- : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$c),
- !strconcat(opc, " $dst, $a, $b, $c"),
- [(set GPR:$dst, (opnode1 (opnode2 GPR:$a, GPR:$b), GPR:$c))]>;
-
-def MUL : AI_orr<"mul", mul>;
-def MLA : AI_oorr<"mla", add, mul>;
+def MLA : AsMul1I<0b0000001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
+ "mla", " $dst, $a, $b, $c",
+ [(set GPR:$dst, (add (mul GPR:$a, GPR:$b), GPR:$c))]>;
// Extra precision multiplies with low / high results
-def SMULL : AI<(ops GPR:$ldst, GPR:$hdst, GPR:$a, GPR:$b),
- "smull $ldst, $hdst, $a, $b",
- []>;
+def SMULL : AsMul1I<0b0000110, (outs GPR:$ldst, GPR:$hdst),
+ (ins GPR:$a, GPR:$b),
+ "smull", " $ldst, $hdst, $a, $b", []>;
-def UMULL : AI<(ops GPR:$ldst, GPR:$hdst, GPR:$a, GPR:$b),
- "umull $ldst, $hdst, $a, $b",
- []>;
+def UMULL : AsMul1I<0b0000100, (outs GPR:$ldst, GPR:$hdst),
+ (ins GPR:$a, GPR:$b),
+ "umull", " $ldst, $hdst, $a, $b", []>;
// Multiply + accumulate
-def SMLAL : AI<(ops GPR:$ldst, GPR:$hdst, GPR:$a, GPR:$b),
- "smlal $ldst, $hdst, $a, $b",
- []>;
+def SMLAL : AsMul1I<0b0000111, (outs GPR:$ldst, GPR:$hdst),
+ (ins GPR:$a, GPR:$b),
+ "smlal", " $ldst, $hdst, $a, $b", []>;
-def UMLAL : AI<(ops GPR:$ldst, GPR:$hdst, GPR:$a, GPR:$b),
- "umlal $ldst, $hdst, $a, $b",
- []>;
+def UMLAL : AsMul1I<0b0000101, (outs GPR:$ldst, GPR:$hdst),
+ (ins GPR:$a, GPR:$b),
+ "umlal", " $ldst, $hdst, $a, $b", []>;
-def UMAAL : AI<(ops GPR:$ldst, GPR:$hdst, GPR:$a, GPR:$b),
- "umaal $ldst, $hdst, $a, $b",
- []>, Requires<[IsARM, HasV6]>;
+def UMAAL : AMul1I <0b0000010, (outs GPR:$ldst, GPR:$hdst),
+ (ins GPR:$a, GPR:$b),
+ "umaal", " $ldst, $hdst, $a, $b", []>,
+ Requires<[IsARM, HasV6]>;
// Most significant word multiply
-def SMMUL : AI_orr<"smmul", mulhs>, Requires<[IsARM, HasV6]>;
-def SMMLA : AI_oorr<"smmla", add, mulhs>, Requires<[IsARM, HasV6]>;
+def SMMUL : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ "smmul", " $dst, $a, $b",
+ [(set GPR:$dst, (mulhs GPR:$a, GPR:$b))]>,
+ Requires<[IsARM, HasV6]> {
+ let Inst{7-4} = 0b0001;
+ let Inst{15-12} = 0b1111;
+}
+
+def SMMLA : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
+ "smmla", " $dst, $a, $b, $c",
+ [(set GPR:$dst, (add (mulhs GPR:$a, GPR:$b), GPR:$c))]>,
+ Requires<[IsARM, HasV6]> {
+ let Inst{7-4} = 0b0001;
+}
-def SMMLS : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$c),
- "smmls $dst, $a, $b, $c",
+def SMMLS : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
+ "smmls", " $dst, $a, $b, $c",
[(set GPR:$dst, (sub GPR:$c, (mulhs GPR:$a, GPR:$b)))]>,
- Requires<[IsARM, HasV6]>;
+ Requires<[IsARM, HasV6]> {
+ let Inst{7-4} = 0b1101;
+}
multiclass AI_smul<string opc, PatFrag opnode> {
- def BB : AI<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, "bb $dst, $a, $b"),
+ def BB : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ !strconcat(opc, "bb"), " $dst, $a, $b",
[(set GPR:$dst, (opnode (sext_inreg GPR:$a, i16),
(sext_inreg GPR:$b, i16)))]>,
- Requires<[IsARM, HasV5TE]>;
- def BT : AI<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, "bt $dst, $a, $b"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 0;
+ let Inst{6} = 0;
+ }
+
+ def BT : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ !strconcat(opc, "bt"), " $dst, $a, $b",
[(set GPR:$dst, (opnode (sext_inreg GPR:$a, i16),
(sra GPR:$b, 16)))]>,
- Requires<[IsARM, HasV5TE]>;
- def TB : AI<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, "tb $dst, $a, $b"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 0;
+ let Inst{6} = 1;
+ }
+
+ def TB : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ !strconcat(opc, "tb"), " $dst, $a, $b",
[(set GPR:$dst, (opnode (sra GPR:$a, 16),
(sext_inreg GPR:$b, i16)))]>,
- Requires<[IsARM, HasV5TE]>;
- def TT : AI<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, "tt $dst, $a, $b"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 1;
+ let Inst{6} = 0;
+ }
+
+ def TT : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ !strconcat(opc, "tt"), " $dst, $a, $b",
[(set GPR:$dst, (opnode (sra GPR:$a, 16),
(sra GPR:$b, 16)))]>,
- Requires<[IsARM, HasV5TE]>;
- def WB : AI<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, "wb $dst, $a, $b"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 1;
+ let Inst{6} = 1;
+ }
+
+ def WB : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ !strconcat(opc, "wb"), " $dst, $a, $b",
[(set GPR:$dst, (sra (opnode GPR:$a,
(sext_inreg GPR:$b, i16)), 16))]>,
- Requires<[IsARM, HasV5TE]>;
- def WT : AI<(ops GPR:$dst, GPR:$a, GPR:$b),
- !strconcat(opc, "wt $dst, $a, $b"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 1;
+ let Inst{6} = 0;
+ }
+
+ def WT : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
+ !strconcat(opc, "wt"), " $dst, $a, $b",
[(set GPR:$dst, (sra (opnode GPR:$a,
(sra GPR:$b, 16)), 16))]>,
- Requires<[IsARM, HasV5TE]>;
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 1;
+ let Inst{6} = 1;
+ }
}
+
multiclass AI_smla<string opc, PatFrag opnode> {
- def BB : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "bb $dst, $a, $b, $acc"),
+ def BB : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
+ !strconcat(opc, "bb"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc,
(opnode (sext_inreg GPR:$a, i16),
(sext_inreg GPR:$b, i16))))]>,
- Requires<[IsARM, HasV5TE]>;
- def BT : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "bt $dst, $a, $b, $acc"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 0;
+ let Inst{6} = 0;
+ }
+
+ def BT : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
+ !strconcat(opc, "bt"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (opnode (sext_inreg GPR:$a, i16),
(sra GPR:$b, 16))))]>,
- Requires<[IsARM, HasV5TE]>;
- def TB : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "tb $dst, $a, $b, $acc"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 0;
+ let Inst{6} = 1;
+ }
+
+ def TB : AMulxyI<0b0001000, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
+ !strconcat(opc, "tb"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (opnode (sra GPR:$a, 16),
(sext_inreg GPR:$b, i16))))]>,
- Requires<[IsARM, HasV5TE]>;
- def TT : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "tt $dst, $a, $b, $acc"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 1;
+ let Inst{6} = 0;
+ }
+
+ def TT : AMulxyI<0b0001000, (outs GPR:$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, 16),
(sra GPR:$b, 16))))]>,
- Requires<[IsARM, HasV5TE]>;
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 1;
+ let Inst{6} = 1;
+ }
- def WB : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "wb $dst, $a, $b, $acc"),
+ def WB : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
+ !strconcat(opc, "wb"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (sra (opnode GPR:$a,
(sext_inreg GPR:$b, i16)), 16)))]>,
- Requires<[IsARM, HasV5TE]>;
- def WT : AI<(ops GPR:$dst, GPR:$a, GPR:$b, GPR:$acc),
- !strconcat(opc, "wt $dst, $a, $b, $acc"),
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 0;
+ let Inst{6} = 0;
+ }
+
+ def WT : AMulxyI<0b0001001, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$acc),
+ !strconcat(opc, "wt"), " $dst, $a, $b, $acc",
[(set GPR:$dst, (add GPR:$acc, (sra (opnode GPR:$a,
(sra GPR:$b, 16)), 16)))]>,
- Requires<[IsARM, HasV5TE]>;
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{5} = 0;
+ let Inst{6} = 1;
+ }
}
defm SMUL : AI_smul<"smul", BinOpFrag<(mul node:$LHS, node:$RHS)>>;
// Misc. Arithmetic Instructions.
//
-def CLZ : AI<(ops GPR:$dst, GPR:$src),
- "clz $dst, $src",
- [(set GPR:$dst, (ctlz GPR:$src))]>, Requires<[IsARM, HasV5T]>;
+def CLZ : AMiscA1I<0b000010110, (outs GPR:$dst), (ins GPR:$src),
+ "clz", " $dst, $src",
+ [(set GPR:$dst, (ctlz GPR:$src))]>, Requires<[IsARM, HasV5T]> {
+ let Inst{7-4} = 0b0001;
+ let Inst{11-8} = 0b1111;
+ let Inst{19-16} = 0b1111;
+}
-def REV : AI<(ops GPR:$dst, GPR:$src),
- "rev $dst, $src",
- [(set GPR:$dst, (bswap GPR:$src))]>, Requires<[IsARM, HasV6]>;
+def REV : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src),
+ "rev", " $dst, $src",
+ [(set GPR:$dst, (bswap GPR:$src))]>, Requires<[IsARM, HasV6]> {
+ let Inst{7-4} = 0b0011;
+ let Inst{11-8} = 0b1111;
+ let Inst{19-16} = 0b1111;
+}
-def REV16 : AI<(ops GPR:$dst, GPR:$src),
- "rev16 $dst, $src",
+def REV16 : AMiscA1I<0b01101011, (outs GPR:$dst), (ins GPR:$src),
+ "rev16", " $dst, $src",
[(set GPR:$dst,
(or (and (srl GPR:$src, 8), 0xFF),
(or (and (shl GPR:$src, 8), 0xFF00),
(or (and (srl GPR:$src, 8), 0xFF0000),
(and (shl GPR:$src, 8), 0xFF000000)))))]>,
- Requires<[IsARM, HasV6]>;
+ Requires<[IsARM, HasV6]> {
+ let Inst{7-4} = 0b1011;
+ let Inst{11-8} = 0b1111;
+ let Inst{19-16} = 0b1111;
+}
-def REVSH : AI<(ops GPR:$dst, GPR:$src),
- "revsh $dst, $src",
+def REVSH : AMiscA1I<0b01101111, (outs GPR:$dst), (ins GPR:$src),
+ "revsh", " $dst, $src",
[(set GPR:$dst,
(sext_inreg
- (or (srl (and GPR:$src, 0xFFFF), 8),
+ (or (srl (and GPR:$src, 0xFF00), 8),
(shl GPR:$src, 8)), i16))]>,
- Requires<[IsARM, HasV6]>;
+ Requires<[IsARM, HasV6]> {
+ let Inst{7-4} = 0b1011;
+ let Inst{11-8} = 0b1111;
+ let Inst{19-16} = 0b1111;
+}
-def PKHBT : AI<(ops GPR:$dst, GPR:$src1, GPR:$src2, i32imm:$shamt),
- "pkhbt $dst, $src1, $src2, LSL $shamt",
+def PKHBT : AMiscA1I<0b01101000, (outs GPR:$dst),
+ (ins GPR:$src1, GPR:$src2, i32imm:$shamt),
+ "pkhbt", " $dst, $src1, $src2, LSL $shamt",
[(set GPR:$dst, (or (and GPR:$src1, 0xFFFF),
(and (shl GPR:$src2, (i32 imm:$shamt)),
0xFFFF0000)))]>,
- Requires<[IsARM, HasV6]>;
+ Requires<[IsARM, HasV6]> {
+ let Inst{6-4} = 0b001;
+}
// Alternate cases for PKHBT where identities eliminate some nodes.
def : ARMV6Pat<(or (and GPR:$src1, 0xFFFF), (and GPR:$src2, 0xFFFF0000)),
(PKHBT GPR:$src1, GPR:$src2, imm16_31:$shamt)>;
-def PKHTB : AI<(ops GPR:$dst, GPR:$src1, GPR:$src2, i32imm:$shamt),
- "pkhtb $dst, $src1, $src2, ASR $shamt",
+def PKHTB : AMiscA1I<0b01101000, (outs GPR:$dst),
+ (ins GPR:$src1, GPR:$src2, i32imm:$shamt),
+ "pkhtb", " $dst, $src1, $src2, ASR $shamt",
[(set GPR:$dst, (or (and GPR:$src1, 0xFFFF0000),
(and (sra GPR:$src2, imm16_31:$shamt),
- 0xFFFF)))]>, Requires<[IsARM, HasV6]>;
+ 0xFFFF)))]>, Requires<[IsARM, HasV6]> {
+ let Inst{6-4} = 0b101;
+}
// Alternate cases for PKHTB where identities eliminate some nodes. Note that
// a shift amount of 0 is *not legal* here, it is PKHBT instead.
(and (srl GPR:$src2, imm1_15:$shamt), 0xFFFF)),
(PKHTB GPR:$src1, GPR:$src2, imm1_15:$shamt)>;
-
//===----------------------------------------------------------------------===//
// Comparison Instructions...
//
-defm CMP : AI1_bin0_irs<"cmp", BinOpFrag<(ARMcmp node:$LHS, node:$RHS)>>;
-defm CMN : AI1_bin0_irs<"cmn", BinOpFrag<(ARMcmp node:$LHS,(ineg node:$RHS))>>;
+defm CMP : AI1_cmp_irs<0b1010, "cmp",
+ BinOpFrag<(ARMcmp node:$LHS, node:$RHS)>>;
+defm CMN : AI1_cmp_irs<0b1011, "cmn",
+ BinOpFrag<(ARMcmp node:$LHS,(ineg node:$RHS))>>;
+
+// Note that TST/TEQ don't set all the same flags that CMP does!
+defm TST : AI1_cmp_irs<0b1000, "tst",
+ BinOpFrag<(ARMcmpNZ (and node:$LHS, node:$RHS), 0)>>;
+defm TEQ : AI1_cmp_irs<0b1001, "teq",
+ BinOpFrag<(ARMcmpNZ (xor node:$LHS, node:$RHS), 0)>>;
+
+defm CMPnz : AI1_cmp_irs<0b1010, "cmp",
+ BinOpFrag<(ARMcmpNZ node:$LHS, node:$RHS)>>;
+defm CMNnz : AI1_cmp_irs<0b1011, "cmn",
+ BinOpFrag<(ARMcmpNZ node:$LHS,(ineg node:$RHS))>>;
def : ARMPat<(ARMcmp GPR:$src, so_imm_neg:$imm),
(CMNri GPR:$src, so_imm_neg:$imm)>;
-// Note that TST/TEQ don't set all the same flags that CMP does!
-def TSTrr : AI1<(ops GPR:$a, so_reg:$b), "tst $a, $b", []>;
-def TSTri : AI1<(ops GPR:$a, so_imm:$b), "tst $a, $b", []>;
-def TEQrr : AI1<(ops GPR:$a, so_reg:$b), "teq $a, $b", []>;
-def TEQri : AI1<(ops GPR:$a, so_imm:$b), "teq $a, $b", []>;
-
-// Conditional moves
-def MOVCCr : AI<(ops GPR:$dst, GPR:$false, GPR:$true, CCOp:$cc),
- "mov$cc $dst, $true",
- [(set GPR:$dst, (ARMcmov GPR:$false, GPR:$true, imm:$cc))]>,
- RegConstraint<"$false = $dst">;
+def : ARMPat<(ARMcmpNZ GPR:$src, so_imm_neg:$imm),
+ (CMNri GPR:$src, so_imm_neg:$imm)>;
-def MOVCCs : AI<(ops GPR:$dst, GPR:$false, so_reg:$true, CCOp:$cc),
- "mov$cc $dst, $true",
- [(set GPR:$dst, (ARMcmov GPR:$false, so_reg:$true,imm:$cc))]>,
- RegConstraint<"$false = $dst">;
-def MOVCCi : AI<(ops GPR:$dst, GPR:$false, so_imm:$true, CCOp:$cc),
- "mov$cc $dst, $true",
- [(set GPR:$dst, (ARMcmov GPR:$false, so_imm:$true,imm:$cc))]>,
- RegConstraint<"$false = $dst">;
+// Conditional moves
+// FIXME: should be able to write a pattern for ARMcmov, but can't use
+// a two-value operand where a dag node expects two operands. :(
+def MOVCCr : AI1<0b1101, (outs GPR:$dst), (ins GPR:$false, GPR:$true), DPFrm,
+ "mov", " $dst, $true",
+ [/*(set GPR:$dst, (ARMcmov GPR:$false, GPR:$true, imm:$cc, CCR:$ccr))*/]>,
+ RegConstraint<"$false = $dst">, UnaryDP;
+
+def MOVCCs : AI1<0b1101, (outs GPR:$dst),
+ (ins GPR:$false, so_reg:$true), DPSoRegFrm,
+ "mov", " $dst, $true",
+ [/*(set GPR:$dst, (ARMcmov GPR:$false, so_reg:$true, imm:$cc, CCR:$ccr))*/]>,
+ RegConstraint<"$false = $dst">, UnaryDP;
+
+def MOVCCi : AI1<0b1101, (outs GPR:$dst),
+ (ins GPR:$false, so_imm:$true), DPFrm,
+ "mov", " $dst, $true",
+ [/*(set GPR:$dst, (ARMcmov GPR:$false, so_imm:$true, imm:$cc, CCR:$ccr))*/]>,
+ RegConstraint<"$false = $dst">, UnaryDP;
// LEApcrel - Load a pc-relative address into a register without offending the
// assembler.
-def LEApcrel : AI1<(ops GPR:$dst, i32imm:$label),
+def LEApcrel : AXI1<0x0, (outs GPR:$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 $dst, pc, #PCRELV${:uid}")),
+ "add$p $dst, pc, #PCRELV${:uid}")),
[]>;
-def LEApcrelJT : AI1<(ops GPR:$dst, i32imm:$label, i32imm:$id),
+def LEApcrelJT : AXI1<0x0, (outs GPR:$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 $dst, pc, #PCRELV${:uid}")),
+ "add$p $dst, pc, #PCRELV${:uid}")),
[]>;
+//===----------------------------------------------------------------------===//
+// 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",
+ [(set R0, ARMthread_pointer)]>;
+}
+
//===----------------------------------------------------------------------===//
// Non-Instruction Patterns
//
// Two piece so_imms.
let isReMaterializable = 1 in
-def MOVi2pieces : AI1x2<(ops GPR:$dst, so_imm2part:$src),
- "mov $dst, $src",
+def MOVi2pieces : AI1x2<(outs GPR:$dst), (ins so_imm2part:$src), Pseudo,
+ "mov", " $dst, $src",
[(set GPR:$dst, so_imm2part:$src)]>;
def : ARMPat<(or GPR:$LHS, so_imm2part:$RHS),
def : ARMPat<(extloadi8 addrmode2:$addr), (LDRB addrmode2:$addr)>;
def : ARMPat<(extloadi16 addrmode3:$addr), (LDRH addrmode3:$addr)>;
-// truncstore i1 -> truncstore i8
-def : Pat<(truncstorei1 GPR:$src, addrmode2:$dst),
- (STRB GPR:$src, addrmode2:$dst)>;
-def : Pat<(pre_truncsti1 GPR:$src, GPR:$base, am2offset:$offset),
- (STRB_PRE GPR:$src, GPR:$base, am2offset:$offset)>;
-def : Pat<(post_truncsti1 GPR:$src, GPR:$base, am2offset:$offset),
- (STRB_POST GPR:$src, GPR:$base, am2offset:$offset)>;
+def : ARMPat<(extloadi8 addrmodepc:$addr), (PICLDRB addrmodepc:$addr)>;
+def : ARMPat<(extloadi16 addrmodepc:$addr), (PICLDRH addrmodepc:$addr)>;
// smul* and smla*
def : ARMV5TEPat<(mul (sra (shl GPR:$a, 16), 16), (sra (shl GPR:$b, 16), 16)),