"!armv*m">;
def IsARM : Predicate<"!Subtarget->isThumb()">,
AssemblerPredicate<"!ModeThumb", "arm-mode">;
-def IsIOS : Predicate<"Subtarget->isTargetIOS()">;
-def IsNotIOS : Predicate<"!Subtarget->isTargetIOS()">;
def IsMachO : Predicate<"Subtarget->isTargetMachO()">;
def IsNotMachO : Predicate<"!Subtarget->isTargetMachO()">;
def IsNaCl : Predicate<"Subtarget->isTargetNaCl()">;
}]> {
let EncoderMethod = "getSOImmOpValue";
let ParserMatchClass = SOImmAsmOperand;
- let DecoderMethod = "DecodeSOImmOperand";
+}
+
+// mod_imm: match a 32-bit immediate operand, which is encoded as a 12-bit
+// immediate (See ARMARM - "Modified Immediate Constants"). Unlike so_imm,
+// mod_imm keeps the immediate in its encoded form (within the MC layer).
+def ModImmAsmOperand: AsmOperandClass {
+ let Name = "ModImm";
+ let ParserMethod = "parseModImm";
+}
+def mod_imm : Operand<i32>, ImmLeaf<i32, [{
+ return ARM_AM::getSOImmVal(Imm) != -1;
+ }]> {
+ let EncoderMethod = "getModImmOpValue";
+ let PrintMethod = "printModImmOperand";
+ let ParserMatchClass = ModImmAsmOperand;
+}
+
+// similar to so_imm_not, but keeps the immediate in its encoded form
+def ModImmNotAsmOperand : AsmOperandClass { let Name = "ModImmNot"; }
+def mod_imm_not : Operand<i32>, PatLeaf<(imm), [{
+ return ARM_AM::getSOImmVal(~(uint32_t)N->getZExtValue()) != -1;
+ }], imm_not_XFORM> {
+ let ParserMatchClass = ModImmNotAsmOperand;
+}
+
+// similar to so_imm_neg, but keeps the immediate in its encoded form
+def ModImmNegAsmOperand : AsmOperandClass { let Name = "ModImmNeg"; }
+def mod_imm_neg : Operand<i32>, PatLeaf<(imm), [{
+ unsigned Value = -(unsigned)N->getZExtValue();
+ return Value && ARM_AM::getSOImmVal(Value) != -1;
+ }], imm_neg_XFORM> {
+ let ParserMatchClass = ModImmNegAsmOperand;
}
// Break so_imm's up into two pieces. This handles immediates with up to 16
// The register-immediate version is re-materializable. This is useful
// in particular for taking the address of a local.
let isReMaterializable = 1 in {
- def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, so_imm:$imm), DPFrm,
+ def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, mod_imm:$imm), DPFrm,
iii, opc, "\t$Rd, $Rn, $imm",
- [(set GPR:$Rd, (opnode GPR:$Rn, so_imm:$imm))]>,
+ [(set GPR:$Rd, (opnode GPR:$Rn, mod_imm:$imm))]>,
Sched<[WriteALU, ReadALU]> {
bits<4> Rd;
bits<4> Rn;
// The register-immediate version is re-materializable. This is useful
// in particular for taking the address of a local.
let isReMaterializable = 1 in {
- def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, so_imm:$imm), DPFrm,
+ def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, mod_imm:$imm), DPFrm,
iii, opc, "\t$Rd, $Rn, $imm",
- [(set GPR:$Rd, (opnode so_imm:$imm, GPR:$Rn))]>,
+ [(set GPR:$Rd, (opnode mod_imm:$imm, GPR:$Rn))]>,
Sched<[WriteALU, ReadALU]> {
bits<4> Rd;
bits<4> Rn;
multiclass AsI1_bin_s_irs<InstrItinClass iii, InstrItinClass iir,
InstrItinClass iis, PatFrag opnode,
bit Commutable = 0> {
- def ri : ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$Rn, so_imm:$imm, pred:$p),
+ def ri : ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$Rn, mod_imm:$imm, pred:$p),
4, iii,
- [(set GPR:$Rd, CPSR, (opnode GPR:$Rn, so_imm:$imm))]>,
+ [(set GPR:$Rd, CPSR, (opnode GPR:$Rn, mod_imm:$imm))]>,
Sched<[WriteALU, ReadALU]>;
def rr : ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm, pred:$p),
multiclass AsI1_rbin_s_is<InstrItinClass iii, InstrItinClass iir,
InstrItinClass iis, PatFrag opnode,
bit Commutable = 0> {
- def ri : ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$Rn, so_imm:$imm, pred:$p),
+ def ri : ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$Rn, mod_imm:$imm, pred:$p),
4, iii,
- [(set GPR:$Rd, CPSR, (opnode so_imm:$imm, GPR:$Rn))]>,
+ [(set GPR:$Rd, CPSR, (opnode mod_imm:$imm, GPR:$Rn))]>,
Sched<[WriteALU, ReadALU]>;
def rsi : ARMPseudoInst<(outs GPR:$Rd),
multiclass AI1_cmp_irs<bits<4> opcod, string opc,
InstrItinClass iii, InstrItinClass iir, InstrItinClass iis,
PatFrag opnode, bit Commutable = 0> {
- def ri : AI1<opcod, (outs), (ins GPR:$Rn, so_imm:$imm), DPFrm, iii,
+ def ri : AI1<opcod, (outs), (ins GPR:$Rn, mod_imm:$imm), DPFrm, iii,
opc, "\t$Rn, $imm",
- [(opnode GPR:$Rn, so_imm:$imm)]>,
+ [(opnode GPR:$Rn, mod_imm:$imm)]>,
Sched<[WriteCMP, ReadALU]> {
bits<4> Rn;
bits<12> imm;
multiclass AI1_adde_sube_irs<bits<4> opcod, string opc, PatFrag opnode,
bit Commutable = 0> {
let hasPostISelHook = 1, Defs = [CPSR], Uses = [CPSR] in {
- def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, so_imm:$imm),
+ def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, mod_imm:$imm),
DPFrm, IIC_iALUi, opc, "\t$Rd, $Rn, $imm",
- [(set GPR:$Rd, CPSR, (opnode GPR:$Rn, so_imm:$imm, CPSR))]>,
+ [(set GPR:$Rd, CPSR, (opnode GPR:$Rn, mod_imm:$imm, CPSR))]>,
Requires<[IsARM]>,
Sched<[WriteALU, ReadALU]> {
bits<4> Rd;
let TwoOperandAliasConstraint = "$Rn = $Rd" in
multiclass AI1_rsc_irs<bits<4> opcod, string opc, PatFrag opnode> {
let hasPostISelHook = 1, Defs = [CPSR], Uses = [CPSR] in {
- def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, so_imm:$imm),
+ def ri : AsI1<opcod, (outs GPR:$Rd), (ins GPR:$Rn, mod_imm:$imm),
DPFrm, IIC_iALUi, opc, "\t$Rd, $Rn, $imm",
- [(set GPR:$Rd, CPSR, (opnode so_imm:$imm, GPR:$Rn, CPSR))]>,
+ [(set GPR:$Rd, CPSR, (opnode mod_imm:$imm, GPR:$Rn, CPSR))]>,
Requires<[IsARM]>,
Sched<[WriteALU, ReadALU]> {
bits<4> Rd;
let mayLoad = 1, hasExtraDefRegAllocReq = 1 in
defm LDM : arm_ldst_mult<"ldm", "", 1, 0, LdStMulFrm, IIC_iLoad_m,
- IIC_iLoad_mu>;
+ IIC_iLoad_mu>, ComplexDeprecationPredicate<"ARMLoad">;
let mayStore = 1, hasExtraSrcRegAllocReq = 1 in
defm STM : arm_ldst_mult<"stm", "", 0, 0, LdStMulFrm, IIC_iStore_m,
- IIC_iStore_mu>;
+ IIC_iStore_mu>,
+ ComplexDeprecationPredicate<"ARMStore">;
} // hasSideEffects
}
let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in
-def MOVi : AsI1<0b1101, (outs GPR:$Rd), (ins so_imm:$imm), DPFrm, IIC_iMOVi,
- "mov", "\t$Rd, $imm", [(set GPR:$Rd, so_imm:$imm)]>, UnaryDP,
+def MOVi : AsI1<0b1101, (outs GPR:$Rd), (ins mod_imm:$imm), DPFrm, IIC_iMOVi,
+ "mov", "\t$Rd, $imm", [(set GPR:$Rd, mod_imm:$imm)]>, UnaryDP,
Sched<[WriteALU]> {
bits<4> Rd;
bits<12> imm;
let Inst{3-0} = shift{3-0};
}
let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in
-def MVNi : AsI1<0b1111, (outs GPR:$Rd), (ins so_imm:$imm), DPFrm,
+def MVNi : AsI1<0b1111, (outs GPR:$Rd), (ins mod_imm:$imm), DPFrm,
IIC_iMVNi, "mvn", "\t$Rd, $imm",
- [(set GPR:$Rd, so_imm_not:$imm)]>,UnaryDP, Sched<[WriteALU]> {
+ [(set GPR:$Rd, mod_imm_not:$imm)]>,UnaryDP, Sched<[WriteALU]> {
bits<4> Rd;
bits<12> imm;
let Inst{25} = 1;
// CMN register-integer
let isCompare = 1, Defs = [CPSR] in {
-def CMNri : AI1<0b1011, (outs), (ins GPR:$Rn, so_imm:$imm), DPFrm, IIC_iCMPi,
+def CMNri : AI1<0b1011, (outs), (ins GPR:$Rn, mod_imm:$imm), DPFrm, IIC_iCMPi,
"cmn", "\t$Rn, $imm",
- [(ARMcmn GPR:$Rn, so_imm:$imm)]>,
+ [(ARMcmn GPR:$Rn, mod_imm:$imm)]>,
Sched<[WriteCMP, ReadALU]> {
bits<4> Rn;
bits<12> imm;
let Inst{3-0} = Rn;
}
-def MSRi : ABI<0b0011, (outs), (ins msr_mask:$mask, so_imm:$a), NoItinerary,
- "msr", "\t$mask, $a", []> {
+def MSRi : ABI<0b0011, (outs), (ins msr_mask:$mask, mod_imm:$imm), NoItinerary,
+ "msr", "\t$mask, $imm", []> {
bits<5> mask;
- bits<12> a;
+ bits<12> imm;
let Inst{23} = 0;
let Inst{22} = mask{4}; // R bit
let Inst{21-20} = 0b10;
let Inst{19-16} = mask{3-0};
let Inst{15-12} = 0b1111;
- let Inst{11-0} = a;
+ let Inst{11-0} = imm;
}
// However, the MSR (banked register) system instruction (ARMv7VE) *does* have a
def Int_eh_sjlj_longjmp : PseudoInst<(outs), (ins GPR:$src, GPR:$scratch),
NoItinerary,
[(ARMeh_sjlj_longjmp GPR:$src, GPR:$scratch)]>,
- Requires<[IsARM, IsIOS]>;
+ Requires<[IsARM]>;
}
// eh.sjlj.dispatchsetup pseudo-instruction.
(ARMWrapperPIC tglobaladdr:$addr))]>,
Requires<[IsARM, DontUseMovt]>;
+let AddedComplexity = 10 in
def LDRLIT_ga_pcrel_ldr : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr),
NoItinerary,
[(set GPR:$dst,
// "mov Rd, so_imm_not" can be handled via "mvn" in assembly, just like
// for isel.
def : ARMInstAlias<"mov${s}${p} $Rd, $imm",
- (MVNi rGPR:$Rd, so_imm_not:$imm, pred:$p, cc_out:$s)>;
+ (MVNi rGPR:$Rd, mod_imm_not:$imm, pred:$p, cc_out:$s)>;
def : ARMInstAlias<"mvn${s}${p} $Rd, $imm",
- (MOVi rGPR:$Rd, so_imm_not:$imm, pred:$p, cc_out:$s)>;
+ (MOVi rGPR:$Rd, mod_imm_not:$imm, pred:$p, cc_out:$s)>;
// Same for AND <--> BIC
def : ARMInstAlias<"bic${s}${p} $Rd, $Rn, $imm",
- (ANDri rGPR:$Rd, rGPR:$Rn, so_imm_not:$imm,
+ (ANDri rGPR:$Rd, rGPR:$Rn, mod_imm_not:$imm,
pred:$p, cc_out:$s)>;
def : ARMInstAlias<"bic${s}${p} $Rdn, $imm",
- (ANDri rGPR:$Rdn, rGPR:$Rdn, so_imm_not:$imm,
+ (ANDri rGPR:$Rdn, rGPR:$Rdn, mod_imm_not:$imm,
pred:$p, cc_out:$s)>;
def : ARMInstAlias<"and${s}${p} $Rd, $Rn, $imm",
- (BICri rGPR:$Rd, rGPR:$Rn, so_imm_not:$imm,
+ (BICri rGPR:$Rd, rGPR:$Rn, mod_imm_not:$imm,
pred:$p, cc_out:$s)>;
def : ARMInstAlias<"and${s}${p} $Rdn, $imm",
- (BICri rGPR:$Rdn, rGPR:$Rdn, so_imm_not:$imm,
+ (BICri rGPR:$Rdn, rGPR:$Rdn, mod_imm_not:$imm,
pred:$p, cc_out:$s)>;
// Likewise, "add Rd, so_imm_neg" -> sub
def : ARMInstAlias<"add${s}${p} $Rd, $Rn, $imm",
- (SUBri GPR:$Rd, GPR:$Rn, so_imm_neg:$imm, pred:$p, cc_out:$s)>;
+ (SUBri GPR:$Rd, GPR:$Rn, mod_imm_neg:$imm, pred:$p, cc_out:$s)>;
def : ARMInstAlias<"add${s}${p} $Rd, $imm",
- (SUBri GPR:$Rd, GPR:$Rd, so_imm_neg:$imm, pred:$p, cc_out:$s)>;
+ (SUBri GPR:$Rd, GPR:$Rd, mod_imm_neg:$imm, pred:$p, cc_out:$s)>;
// Same for CMP <--> CMN via so_imm_neg
def : ARMInstAlias<"cmp${p} $Rd, $imm",
- (CMNri rGPR:$Rd, so_imm_neg:$imm, pred:$p)>;
+ (CMNri rGPR:$Rd, mod_imm_neg:$imm, pred:$p)>;
def : ARMInstAlias<"cmn${p} $Rd, $imm",
- (CMPri rGPR:$Rd, so_imm_neg:$imm, pred:$p)>;
+ (CMPri rGPR:$Rd, mod_imm_neg:$imm, pred:$p)>;
// The shifter forms of the MOV instruction are aliased to the ASR, LSL,
// LSR, ROR, and RRX instructions.