def ARMtcall : SDNode<"ARMISD::tCALL", SDT_ARMcall,
[SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
-// TI - Thumb instruction.
-
-// ThumbPat - Same as Pat<>, but requires that the compiler be in Thumb mode.
-class ThumbPat<dag pattern, dag result> : Pat<pattern, result> {
- list<Predicate> Predicates = [IsThumb];
-}
-
-class ThumbV5Pat<dag pattern, dag result> : Pat<pattern, result> {
- list<Predicate> Predicates = [IsThumb, HasV5T];
-}
-
-class ThumbI<dag outs, dag ins, AddrMode am, SizeFlagVal sz,
- string asm, string cstr, list<dag> pattern>
- // FIXME: Set all opcodes to 0 for now.
- : InstARM<0, am, sz, IndexModeNone, ThumbFrm, cstr> {
- let OutOperandList = outs;
- let InOperandList = ins;
- let AsmString = asm;
- let Pattern = pattern;
- list<Predicate> Predicates = [IsThumb];
-}
-
-class TI<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeNone, Size2Bytes, asm, "", pattern>;
-class TI1<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeT1, Size2Bytes, asm, "", pattern>;
-class TI2<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeT2, Size2Bytes, asm, "", pattern>;
-class TI4<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeT4, Size2Bytes, asm, "", pattern>;
-class TIs<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeTs, Size2Bytes, asm, "", pattern>;
-
-// Two-address instructions
-class TIt<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeNone, Size2Bytes, asm, "$lhs = $dst", pattern>;
-
-// BL, BLX(1) are translated by assembler into two instructions
-class TIx2<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeNone, Size4Bytes, asm, "", pattern>;
-
-// BR_JT instructions
-class TJTI<dag outs, dag ins, string asm, list<dag> pattern>
- : ThumbI<outs, ins, AddrModeNone, SizeSpecial, asm, "", pattern>;
-
def imm_neg_XFORM : SDNodeXForm<imm, [{
- return CurDAG->getTargetConstant(-(int)N->getValue(), MVT::i32);
+ return CurDAG->getTargetConstant(-(int)N->getZExtValue(), MVT::i32);
}]>;
def imm_comp_XFORM : SDNodeXForm<imm, [{
- return CurDAG->getTargetConstant(~((uint32_t)N->getValue()), MVT::i32);
+ return CurDAG->getTargetConstant(~((uint32_t)N->getZExtValue()), MVT::i32);
}]>;
/// imm0_7 predicate - True if the 32-bit immediate is in the range [0,7].
def imm0_7 : PatLeaf<(i32 imm), [{
- return (uint32_t)N->getValue() < 8;
+ return (uint32_t)N->getZExtValue() < 8;
}]>;
def imm0_7_neg : PatLeaf<(i32 imm), [{
- return (uint32_t)-N->getValue() < 8;
+ return (uint32_t)-N->getZExtValue() < 8;
}], imm_neg_XFORM>;
def imm0_255 : PatLeaf<(i32 imm), [{
- return (uint32_t)N->getValue() < 256;
+ return (uint32_t)N->getZExtValue() < 256;
}]>;
def imm0_255_comp : PatLeaf<(i32 imm), [{
- return ~((uint32_t)N->getValue()) < 256;
+ return ~((uint32_t)N->getZExtValue()) < 256;
}]>;
def imm8_255 : PatLeaf<(i32 imm), [{
- return (uint32_t)N->getValue() >= 8 && (uint32_t)N->getValue() < 256;
+ return (uint32_t)N->getZExtValue() >= 8 && (uint32_t)N->getZExtValue() < 256;
}]>;
def imm8_255_neg : PatLeaf<(i32 imm), [{
- unsigned Val = -N->getValue();
+ unsigned Val = -N->getZExtValue();
return Val >= 8 && Val < 256;
}], imm_neg_XFORM>;
// This uses thumb_immshifted to match and thumb_immshifted_val and
// thumb_immshifted_shamt to get the val/shift pieces.
def thumb_immshifted : PatLeaf<(imm), [{
- return ARM_AM::isThumbImmShiftedVal((unsigned)N->getValue());
+ return ARM_AM::isThumbImmShiftedVal((unsigned)N->getZExtValue());
}]>;
def thumb_immshifted_val : SDNodeXForm<imm, [{
- unsigned V = ARM_AM::getThumbImmNonShiftedVal((unsigned)N->getValue());
+ unsigned V = ARM_AM::getThumbImmNonShiftedVal((unsigned)N->getZExtValue());
return CurDAG->getTargetConstant(V, MVT::i32);
}]>;
def thumb_immshifted_shamt : SDNodeXForm<imm, [{
- unsigned V = ARM_AM::getThumbImmValShift((unsigned)N->getValue());
+ unsigned V = ARM_AM::getThumbImmValShift((unsigned)N->getZExtValue());
return CurDAG->getTargetConstant(V, MVT::i32);
}]>;
def t_addrmode_rr : Operand<i32>,
ComplexPattern<i32, 2, "SelectThumbAddrModeRR", []> {
let PrintMethod = "printThumbAddrModeRROperand";
- let MIOperandInfo = (ops GPR:$base, GPR:$offsreg);
+ let MIOperandInfo = (ops tGPR:$base, tGPR:$offsreg);
}
// t_addrmode_s4 := reg + reg
def t_addrmode_s4 : Operand<i32>,
ComplexPattern<i32, 3, "SelectThumbAddrModeS4", []> {
let PrintMethod = "printThumbAddrModeS4Operand";
- let MIOperandInfo = (ops GPR:$base, i32imm:$offsimm, GPR:$offsreg);
+ let MIOperandInfo = (ops tGPR:$base, i32imm:$offsimm, tGPR:$offsreg);
}
// t_addrmode_s2 := reg + reg
def t_addrmode_s2 : Operand<i32>,
ComplexPattern<i32, 3, "SelectThumbAddrModeS2", []> {
let PrintMethod = "printThumbAddrModeS2Operand";
- let MIOperandInfo = (ops GPR:$base, i32imm:$offsimm, GPR:$offsreg);
+ let MIOperandInfo = (ops tGPR:$base, i32imm:$offsimm, tGPR:$offsreg);
}
// t_addrmode_s1 := reg + reg
def t_addrmode_s1 : Operand<i32>,
ComplexPattern<i32, 3, "SelectThumbAddrModeS1", []> {
let PrintMethod = "printThumbAddrModeS1Operand";
- let MIOperandInfo = (ops GPR:$base, i32imm:$offsimm, GPR:$offsreg);
+ let MIOperandInfo = (ops tGPR:$base, i32imm:$offsimm, tGPR:$offsreg);
}
// t_addrmode_sp := sp + imm8 * 4
def t_addrmode_sp : Operand<i32>,
ComplexPattern<i32, 2, "SelectThumbAddrModeSP", []> {
let PrintMethod = "printThumbAddrModeSPOperand";
- let MIOperandInfo = (ops GPR:$base, i32imm:$offsimm);
+ let MIOperandInfo = (ops tGPR:$base, i32imm:$offsimm);
}
//===----------------------------------------------------------------------===//
let Defs = [SP], Uses = [SP] in {
def tADJCALLSTACKUP :
-PseudoInst<(outs), (ins i32imm:$amt1, i32imm:$amt2),
+PseudoInst<(outs), (ins i32imm:$amt1, i32imm:$amt2), NoItinerary,
"@ tADJCALLSTACKUP $amt1",
- [(ARMcallseq_end imm:$amt1, imm:$amt2)]>, Requires<[IsThumb]>;
+ [(ARMcallseq_end imm:$amt1, imm:$amt2)]>, Requires<[IsThumb1Only]>;
-def tADJCALLSTACKDOWN :
-PseudoInst<(outs), (ins i32imm:$amt),
+def tADJCALLSTACKDOWN :
+PseudoInst<(outs), (ins i32imm:$amt), NoItinerary,
"@ tADJCALLSTACKDOWN $amt",
- [(ARMcallseq_start imm:$amt)]>, Requires<[IsThumb]>;
+ [(ARMcallseq_start imm:$amt)]>, Requires<[IsThumb1Only]>;
}
+// For both thumb1 and thumb2.
let isNotDuplicable = 1 in
-def tPICADD : TIt<(outs GPR:$dst), (ins GPR:$lhs, pclabel:$cp),
- "$cp:\n\tadd $dst, pc",
- [(set GPR:$dst, (ARMpic_add GPR:$lhs, imm:$cp))]>;
+def tPICADD : TIt<(outs GPR:$dst), (ins GPR:$lhs, pclabel:$cp), IIC_iALU,
+ "$cp:\n\tadd $dst, pc",
+ [(set GPR:$dst, (ARMpic_add GPR:$lhs, imm:$cp))]>;
+
+// PC relative add.
+def tADDrPCi : T1I<(outs tGPR:$dst), (ins i32imm:$rhs), IIC_iALU,
+ "add $dst, pc, $rhs * 4", []>;
+
+// ADD rd, sp, #imm8
+def tADDrSPi : T1I<(outs tGPR:$dst), (ins GPR:$sp, i32imm:$rhs), IIC_iALU,
+ "add $dst, $sp, $rhs * 4 @ addrspi", []>;
+
+// ADD sp, sp, #imm7
+def tADDspi : TIt<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "add $dst, $rhs * 4", []>;
+
+// SUB sp, sp, #imm7
+def tSUBspi : TIt<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "sub $dst, $rhs * 4", []>;
+
+// ADD rm, sp
+def tADDrSP : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs), IIC_iALU,
+ "add $dst, $rhs", []>;
+
+// ADD sp, rm
+def tADDspr : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs), IIC_iALU,
+ "add $dst, $rhs", []>;
+
+// Pseudo instruction that will expand into a tSUBspi + a copy.
+let usesCustomDAGSchedInserter = 1 in { // Expanded by the scheduler.
+def tSUBspi_ : PseudoInst<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
+ NoItinerary, "@ sub $dst, $rhs * 4", []>;
+
+def tADDspr_ : PseudoInst<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
+ NoItinerary, "@ add $dst, $rhs", []>;
+
+let Defs = [CPSR] in
+def tANDsp : PseudoInst<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs),
+ NoItinerary, "@ and $dst, $rhs", []>;
+} // usesCustomDAGSchedInserter
//===----------------------------------------------------------------------===//
// Control Flow Instructions.
//
let isReturn = 1, isTerminator = 1 in {
- def tBX_RET : TI<(outs), (ins), "bx lr", [(ARMretflag)]>;
+ def tBX_RET : TI<(outs), (ins), IIC_Br, "bx lr", [(ARMretflag)]>;
// Alternative return instruction used by vararg functions.
- def tBX_RET_vararg : TI<(outs), (ins GPR:$target), "bx $target", []>;
+ def tBX_RET_vararg : TI<(outs), (ins tGPR:$target), IIC_Br, "bx $target", []>;
}
// FIXME: remove when we have a way to marking a MI with these properties.
-let isLoad = 1, isReturn = 1, isTerminator = 1 in
-def tPOP_RET : TI<(outs reglist:$dst1, variable_ops), (ins),
- "pop $dst1", []>;
-
-let isCall = 1,
- Defs = [R0, R1, R2, R3, LR,
- D0, D1, D2, D3, D4, D5, D6, D7] in {
- def tBL : TIx2<(outs), (ins i32imm:$func, variable_ops),
+let isReturn = 1, isTerminator = 1, mayLoad = 1 in
+def tPOP_RET : T1I<(outs), (ins pred:$p, reglist:$dst1, variable_ops), IIC_Br,
+ "pop${p} $dst1", []>;
+
+let isCall = 1,
+ Defs = [R0, R1, R2, R3, R12, LR,
+ D0, D1, D2, D3, D4, D5, D6, D7,
+ D16, D17, D18, D19, D20, D21, D22, D23,
+ D24, D25, D26, D27, D28, D29, D30, D31, CPSR] in {
+ // Also used for Thumb2
+ def tBL : TIx2<(outs), (ins i32imm:$func, variable_ops), IIC_Br,
"bl ${func:call}",
- [(ARMtcall tglobaladdr:$func)]>;
- // ARMv5T and above
- def tBLXi : TIx2<(outs), (ins i32imm:$func, variable_ops),
+ [(ARMtcall tglobaladdr:$func)]>,
+ Requires<[IsThumb, IsNotDarwin]>;
+
+ // ARMv5T and above, also used for Thumb2
+ def tBLXi : TIx2<(outs), (ins i32imm:$func, variable_ops), IIC_Br,
"blx ${func:call}",
- [(ARMcall tglobaladdr:$func)]>, Requires<[HasV5T]>;
- def tBLXr : TI<(outs), (ins GPR:$func, variable_ops),
+ [(ARMcall tglobaladdr:$func)]>,
+ Requires<[IsThumb, HasV5T, IsNotDarwin]>;
+
+ // Also used for Thumb2
+ def tBLXr : TI<(outs), (ins GPR:$func, variable_ops), IIC_Br,
+ "blx $func",
+ [(ARMtcall GPR:$func)]>,
+ Requires<[IsThumb, HasV5T, IsNotDarwin]>;
+
+ // ARMv4T
+ def tBX : TIx2<(outs), (ins tGPR:$func, variable_ops), IIC_Br,
+ "mov lr, pc\n\tbx $func",
+ [(ARMcall_nolink tGPR:$func)]>,
+ Requires<[IsThumb1Only, IsNotDarwin]>;
+}
+
+// On Darwin R9 is call-clobbered.
+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] in {
+ // Also used for Thumb2
+ def tBLr9 : TIx2<(outs), (ins i32imm:$func, variable_ops), IIC_Br,
+ "bl ${func:call}",
+ [(ARMtcall tglobaladdr:$func)]>,
+ Requires<[IsThumb, IsDarwin]>;
+
+ // ARMv5T and above, also used for Thumb2
+ def tBLXi_r9 : TIx2<(outs), (ins i32imm:$func, variable_ops), IIC_Br,
+ "blx ${func:call}",
+ [(ARMcall tglobaladdr:$func)]>,
+ Requires<[IsThumb, HasV5T, IsDarwin]>;
+
+ // Also used for Thumb2
+ def tBLXr_r9 : TI<(outs), (ins GPR:$func, variable_ops), IIC_Br,
"blx $func",
- [(ARMtcall GPR:$func)]>, Requires<[HasV5T]>;
+ [(ARMtcall GPR:$func)]>,
+ Requires<[IsThumb, HasV5T, IsDarwin]>;
+
// ARMv4T
- def tBX : TIx2<(outs), (ins GPR:$func, variable_ops),
- "cpy lr, pc\n\tbx $func",
- [(ARMcall_nolink GPR:$func)]>;
+ def tBXr9 : TIx2<(outs), (ins tGPR:$func, variable_ops), IIC_Br,
+ "mov lr, pc\n\tbx $func",
+ [(ARMcall_nolink tGPR:$func)]>,
+ Requires<[IsThumb1Only, IsDarwin]>;
}
let isBranch = 1, isTerminator = 1 in {
let isBarrier = 1 in {
let isPredicable = 1 in
- def tB : TI<(outs), (ins brtarget:$target), "b $target",
- [(br bb:$target)]>;
+ def tB : T1I<(outs), (ins brtarget:$target), IIC_Br,
+ "b $target", [(br bb:$target)]>;
// Far jump
- def tBfar : TIx2<(outs), (ins brtarget:$target), "bl $target\t@ far jump",[]>;
-
- def tBR_JTr : TJTI<(outs),
- (ins GPR:$target, jtblock_operand:$jt, i32imm:$id),
- "cpy pc, $target \n\t.align\t2\n$jt",
- [(ARMbrjt GPR:$target, tjumptable:$jt, imm:$id)]>;
+ let Defs = [LR] in
+ def tBfar : TIx2<(outs), (ins brtarget:$target), IIC_Br,
+ "bl $target\t@ far jump",[]>;
+
+ def tBR_JTr : T1JTI<(outs),
+ (ins tGPR:$target, jtblock_operand:$jt, i32imm:$id),
+ IIC_Br, "mov pc, $target\n\t.align\t2\n$jt",
+ [(ARMbrjt tGPR:$target, tjumptable:$jt, imm:$id)]>;
}
}
// FIXME: should be able to write a pattern for ARMBrcond, but can't use
-// a two-value operand where a dag node expects two operands. :(
+// a two-value operand where a dag node expects two operands. :(
let isBranch = 1, isTerminator = 1 in
- def tBcc : TI<(outs), (ins brtarget:$target, pred:$cc), "b$cc $target",
+ def tBcc : T1I<(outs), (ins brtarget:$target, pred:$cc), IIC_Br,
+ "b$cc $target",
[/*(ARMbrcond bb:$target, imm:$cc)*/]>;
//===----------------------------------------------------------------------===//
// Load Store Instructions.
//
-let isLoad = 1 in {
-def tLDR : TI4<(outs GPR:$dst), (ins t_addrmode_s4:$addr),
- "ldr $dst, $addr",
- [(set GPR:$dst, (load t_addrmode_s4:$addr))]>;
+let canFoldAsLoad = 1 in
+def tLDR : T1pI4<(outs tGPR:$dst), (ins t_addrmode_s4:$addr), IIC_iLoad,
+ "ldr", " $dst, $addr",
+ [(set tGPR:$dst, (load t_addrmode_s4:$addr))]>;
-def tLDRB : TI1<(outs GPR:$dst), (ins t_addrmode_s1:$addr),
- "ldrb $dst, $addr",
- [(set GPR:$dst, (zextloadi8 t_addrmode_s1:$addr))]>;
+def tLDRB : T1pI1<(outs tGPR:$dst), (ins t_addrmode_s1:$addr), IIC_iLoad,
+ "ldrb", " $dst, $addr",
+ [(set tGPR:$dst, (zextloadi8 t_addrmode_s1:$addr))]>;
-def tLDRH : TI2<(outs GPR:$dst), (ins t_addrmode_s2:$addr),
- "ldrh $dst, $addr",
- [(set GPR:$dst, (zextloadi16 t_addrmode_s2:$addr))]>;
+def tLDRH : T1pI2<(outs tGPR:$dst), (ins t_addrmode_s2:$addr), IIC_iLoad,
+ "ldrh", " $dst, $addr",
+ [(set tGPR:$dst, (zextloadi16 t_addrmode_s2:$addr))]>;
-def tLDRSB : TI1<(outs GPR:$dst), (ins t_addrmode_rr:$addr),
- "ldrsb $dst, $addr",
- [(set GPR:$dst, (sextloadi8 t_addrmode_rr:$addr))]>;
+let AddedComplexity = 10 in
+def tLDRSB : T1pI1<(outs tGPR:$dst), (ins t_addrmode_rr:$addr), IIC_iLoad,
+ "ldrsb", " $dst, $addr",
+ [(set tGPR:$dst, (sextloadi8 t_addrmode_rr:$addr))]>;
-def tLDRSH : TI2<(outs GPR:$dst), (ins t_addrmode_rr:$addr),
- "ldrsh $dst, $addr",
- [(set GPR:$dst, (sextloadi16 t_addrmode_rr:$addr))]>;
+let AddedComplexity = 10 in
+def tLDRSH : T1pI2<(outs tGPR:$dst), (ins t_addrmode_rr:$addr), IIC_iLoad,
+ "ldrsh", " $dst, $addr",
+ [(set tGPR:$dst, (sextloadi16 t_addrmode_rr:$addr))]>;
-def tLDRspi : TIs<(outs GPR:$dst), (ins t_addrmode_sp:$addr),
- "ldr $dst, $addr",
- [(set GPR:$dst, (load t_addrmode_sp:$addr))]>;
+let canFoldAsLoad = 1 in
+def tLDRspi : T1pIs<(outs tGPR:$dst), (ins t_addrmode_sp:$addr), IIC_iLoad,
+ "ldr", " $dst, $addr",
+ [(set tGPR:$dst, (load t_addrmode_sp:$addr))]>;
// Special instruction for restore. It cannot clobber condition register
// when it's expanded by eliminateCallFramePseudoInstr().
-def tRestore : TIs<(outs GPR:$dst), (ins t_addrmode_sp:$addr),
- "ldr $dst, $addr", []>;
+let canFoldAsLoad = 1, mayLoad = 1 in
+def tRestore : T1pIs<(outs tGPR:$dst), (ins t_addrmode_sp:$addr), IIC_iLoad,
+ "ldr", " $dst, $addr", []>;
// Load tconstpool
-def tLDRpci : TIs<(outs GPR:$dst), (ins i32imm:$addr),
- "ldr $dst, $addr",
- [(set GPR:$dst, (load (ARMWrapper tconstpool:$addr)))]>;
+let canFoldAsLoad = 1 in
+def tLDRpci : T1pIs<(outs tGPR:$dst), (ins i32imm:$addr), IIC_iLoad,
+ "ldr", " $dst, $addr",
+ [(set tGPR:$dst, (load (ARMWrapper tconstpool:$addr)))]>;
// Special LDR for loads from non-pc-relative constpools.
-let isReMaterializable = 1 in
-def tLDRcp : TIs<(outs GPR:$dst), (ins i32imm:$addr),
- "ldr $dst, $addr", []>;
-} // isLoad
+let canFoldAsLoad = 1, mayLoad = 1, isReMaterializable = 1 in
+def tLDRcp : T1pIs<(outs tGPR:$dst), (ins i32imm:$addr), IIC_iLoad,
+ "ldr", " $dst, $addr", []>;
-def tSTR : TI4<(outs), (ins GPR:$src, t_addrmode_s4:$addr),
- "str $src, $addr",
- [(store GPR:$src, t_addrmode_s4:$addr)]>;
+def tSTR : T1pI4<(outs), (ins tGPR:$src, t_addrmode_s4:$addr), IIC_iStore,
+ "str", " $src, $addr",
+ [(store tGPR:$src, t_addrmode_s4:$addr)]>;
-def tSTRB : TI1<(outs), (ins GPR:$src, t_addrmode_s1:$addr),
- "strb $src, $addr",
- [(truncstorei8 GPR:$src, t_addrmode_s1:$addr)]>;
+def tSTRB : T1pI1<(outs), (ins tGPR:$src, t_addrmode_s1:$addr), IIC_iStore,
+ "strb", " $src, $addr",
+ [(truncstorei8 tGPR:$src, t_addrmode_s1:$addr)]>;
-def tSTRH : TI2<(outs), (ins GPR:$src, t_addrmode_s2:$addr),
- "strh $src, $addr",
- [(truncstorei16 GPR:$src, t_addrmode_s2:$addr)]>;
+def tSTRH : T1pI2<(outs), (ins tGPR:$src, t_addrmode_s2:$addr), IIC_iStore,
+ "strh", " $src, $addr",
+ [(truncstorei16 tGPR:$src, t_addrmode_s2:$addr)]>;
-def tSTRspi : TIs<(outs), (ins GPR:$src, t_addrmode_sp:$addr),
- "str $src, $addr",
- [(store GPR:$src, t_addrmode_sp:$addr)]>;
+def tSTRspi : T1pIs<(outs), (ins tGPR:$src, t_addrmode_sp:$addr), IIC_iStore,
+ "str", " $src, $addr",
+ [(store tGPR:$src, t_addrmode_sp:$addr)]>;
-let isStore = 1 in {
+let mayStore = 1 in {
// Special instruction for spill. It cannot clobber condition register
// when it's expanded by eliminateCallFramePseudoInstr().
-def tSpill : TIs<(outs), (ins GPR:$src, t_addrmode_sp:$addr),
- "str $src, $addr", []>;
+def tSpill : T1pIs<(outs), (ins tGPR:$src, t_addrmode_sp:$addr), IIC_iStore,
+ "str", " $src, $addr", []>;
}
//===----------------------------------------------------------------------===//
// Load / store multiple Instructions.
//
-// TODO: A7-44: LDMIA - load multiple
+// These requires base address to be written back or one of the loaded regs.
+let mayLoad = 1 in
+def tLDM : T1I<(outs),
+ (ins addrmode4:$addr, pred:$p, reglist:$dst1, variable_ops),
+ IIC_iLoad,
+ "ldm${addr:submode}${p} $addr, $dst1", []>;
+
+let mayStore = 1 in
+def tSTM : T1I<(outs),
+ (ins addrmode4:$addr, pred:$p, reglist:$src1, variable_ops),
+ IIC_iStore,
+ "stm${addr:submode}${p} $addr, $src1", []>;
-let isLoad = 1 in
-def tPOP : TI<(outs reglist:$dst1, variable_ops), (ins),
- "pop $dst1", []>;
+let mayLoad = 1, Uses = [SP], Defs = [SP] in
+def tPOP : T1I<(outs), (ins pred:$p, reglist:$dst1, variable_ops), IIC_Br,
+ "pop${p} $dst1", []>;
-let isStore = 1 in
-def tPUSH : TI<(outs), (ins reglist:$src1, variable_ops),
- "push $src1", []>;
+let mayStore = 1, Uses = [SP], Defs = [SP] in
+def tPUSH : T1I<(outs), (ins pred:$p, reglist:$src1, variable_ops), IIC_Br,
+ "push${p} $src1", []>;
//===----------------------------------------------------------------------===//
// Arithmetic Instructions.
//
-// Add with carry
-def tADC : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "adc $dst, $rhs",
- [(set GPR:$dst, (adde GPR:$lhs, GPR:$rhs))]>;
-
-def tADDS : TI<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "add $dst, $lhs, $rhs",
- [(set GPR:$dst, (addc GPR:$lhs, GPR:$rhs))]>;
-
-
-def tADDi3 : TI<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "add $dst, $lhs, $rhs",
- [(set GPR:$dst, (add GPR:$lhs, imm0_7:$rhs))]>;
-
-def tADDi8 : TIt<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "add $dst, $rhs",
- [(set GPR:$dst, (add GPR:$lhs, imm8_255:$rhs))]>;
-
-def tADDrr : TI<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "add $dst, $lhs, $rhs",
- [(set GPR:$dst, (add GPR:$lhs, GPR:$rhs))]>;
-
-def tADDhirr : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "add $dst, $rhs", []>;
-
-def tADDrPCi : TI<(outs GPR:$dst), (ins i32imm:$rhs),
- "add $dst, pc, $rhs * 4", []>;
-def tADDrSPi : TI<(outs GPR:$dst), (ins GPR:$sp, i32imm:$rhs),
- "add $dst, $sp, $rhs * 4", []>;
-def tADDspi : TIt<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "add $dst, $rhs * 4", []>;
-
-def tAND : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "and $dst, $rhs",
- [(set GPR:$dst, (and GPR:$lhs, GPR:$rhs))]>;
-
-def tASRri : TI<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "asr $dst, $lhs, $rhs",
- [(set GPR:$dst, (sra GPR:$lhs, imm:$rhs))]>;
-
-def tASRrr : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "asr $dst, $rhs",
- [(set GPR:$dst, (sra GPR:$lhs, GPR:$rhs))]>;
-
-def tBIC : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "bic $dst, $rhs",
- [(set GPR:$dst, (and GPR:$lhs, (not GPR:$rhs)))]>;
-
-
-def tCMN : TI<(outs), (ins GPR:$lhs, GPR:$rhs),
- "cmn $lhs, $rhs",
- [(ARMcmp GPR:$lhs, (ineg GPR:$rhs))]>;
-
-def tCMPi8 : TI<(outs), (ins GPR:$lhs, i32imm:$rhs),
- "cmp $lhs, $rhs",
- [(ARMcmp GPR:$lhs, imm0_255:$rhs)]>;
-
-def tCMPr : TI<(outs), (ins GPR:$lhs, GPR:$rhs),
- "cmp $lhs, $rhs",
- [(ARMcmp GPR:$lhs, GPR:$rhs)]>;
-
-def tTST : TI<(outs), (ins GPR:$lhs, GPR:$rhs),
- "tst $lhs, $rhs",
- [(ARMcmpNZ (and GPR:$lhs, GPR:$rhs), 0)]>;
+// Add with carry register
+let isCommutable = 1, Uses = [CPSR] in
+def tADC : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "adc", " $dst, $rhs",
+ [(set tGPR:$dst, (adde tGPR:$lhs, tGPR:$rhs))]>;
+
+// Add immediate
+def tADDi3 : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "add", " $dst, $lhs, $rhs",
+ [(set tGPR:$dst, (add tGPR:$lhs, imm0_7:$rhs))]>;
+
+def tADDi8 : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "add", " $dst, $rhs",
+ [(set tGPR:$dst, (add tGPR:$lhs, imm8_255:$rhs))]>;
+
+// Add register
+let isCommutable = 1 in
+def tADDrr : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "add", " $dst, $lhs, $rhs",
+ [(set tGPR:$dst, (add tGPR:$lhs, tGPR:$rhs))]>;
+
+let neverHasSideEffects = 1 in
+def tADDhirr : T1pIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs), IIC_iALU,
+ "add", " $dst, $rhs @ addhirr", []>;
+
+// And register
+let isCommutable = 1 in
+def tAND : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "and", " $dst, $rhs",
+ [(set tGPR:$dst, (and tGPR:$lhs, tGPR:$rhs))]>;
+
+// ASR immediate
+def tASRri : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "asr", " $dst, $lhs, $rhs",
+ [(set tGPR:$dst, (sra tGPR:$lhs, (i32 imm:$rhs)))]>;
+
+// ASR register
+def tASRrr : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "asr", " $dst, $rhs",
+ [(set tGPR:$dst, (sra tGPR:$lhs, tGPR:$rhs))]>;
+
+// BIC register
+def tBIC : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "bic", " $dst, $rhs",
+ [(set tGPR:$dst, (and tGPR:$lhs, (not tGPR:$rhs)))]>;
+
+// CMN register
+let Defs = [CPSR] in {
+def tCMN : T1pI<(outs), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "cmn", " $lhs, $rhs",
+ [(ARMcmp tGPR:$lhs, (ineg tGPR:$rhs))]>;
+def tCMNZ : T1pI<(outs), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "cmn", " $lhs, $rhs",
+ [(ARMcmpZ tGPR:$lhs, (ineg tGPR:$rhs))]>;
+}
-def tCMNNZ : TI<(outs), (ins GPR:$lhs, GPR:$rhs),
- "cmn $lhs, $rhs",
- [(ARMcmpNZ GPR:$lhs, (ineg GPR:$rhs))]>;
+// CMP immediate
+let Defs = [CPSR] in {
+def tCMPi8 : T1pI<(outs), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "cmp", " $lhs, $rhs",
+ [(ARMcmp tGPR:$lhs, imm0_255:$rhs)]>;
+def tCMPzi8 : T1pI<(outs), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "cmp", " $lhs, $rhs",
+ [(ARMcmpZ tGPR:$lhs, imm0_255:$rhs)]>;
-def tCMPNZi8 : TI<(outs), (ins GPR:$lhs, i32imm:$rhs),
- "cmp $lhs, $rhs",
- [(ARMcmpNZ GPR:$lhs, imm0_255:$rhs)]>;
+}
-def tCMPNZr : TI<(outs), (ins GPR:$lhs, GPR:$rhs),
- "cmp $lhs, $rhs",
- [(ARMcmpNZ GPR:$lhs, GPR:$rhs)]>;
+// CMP register
+let Defs = [CPSR] in {
+def tCMPr : T1pI<(outs), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "cmp", " $lhs, $rhs",
+ [(ARMcmp tGPR:$lhs, tGPR:$rhs)]>;
+def tCMPzr : T1pI<(outs), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "cmp", " $lhs, $rhs",
+ [(ARMcmpZ tGPR:$lhs, tGPR:$rhs)]>;
+
+def tCMPhir : T1pI<(outs), (ins GPR:$lhs, GPR:$rhs), IIC_iALU,
+ "cmp", " $lhs, $rhs", []>;
+def tCMPzhir : T1pI<(outs), (ins GPR:$lhs, GPR:$rhs), IIC_iALU,
+ "cmp", " $lhs, $rhs", []>;
+}
-// TODO: A7-37: CMP(3) - cmp hi regs
-def tEOR : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "eor $dst, $rhs",
- [(set GPR:$dst, (xor GPR:$lhs, GPR:$rhs))]>;
+// XOR register
+let isCommutable = 1 in
+def tEOR : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "eor", " $dst, $rhs",
+ [(set tGPR:$dst, (xor tGPR:$lhs, tGPR:$rhs))]>;
-def tLSLri : TI<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "lsl $dst, $lhs, $rhs",
- [(set GPR:$dst, (shl GPR:$lhs, imm:$rhs))]>;
+// LSL immediate
+def tLSLri : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "lsl", " $dst, $lhs, $rhs",
+ [(set tGPR:$dst, (shl tGPR:$lhs, (i32 imm:$rhs)))]>;
-def tLSLrr : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "lsl $dst, $rhs",
- [(set GPR:$dst, (shl GPR:$lhs, GPR:$rhs))]>;
+// LSL register
+def tLSLrr : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "lsl", " $dst, $rhs",
+ [(set tGPR:$dst, (shl tGPR:$lhs, tGPR:$rhs))]>;
-def tLSRri : TI<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "lsr $dst, $lhs, $rhs",
- [(set GPR:$dst, (srl GPR:$lhs, imm:$rhs))]>;
+// LSR immediate
+def tLSRri : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "lsr", " $dst, $lhs, $rhs",
+ [(set tGPR:$dst, (srl tGPR:$lhs, (i32 imm:$rhs)))]>;
-def tLSRrr : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "lsr $dst, $rhs",
- [(set GPR:$dst, (srl GPR:$lhs, GPR:$rhs))]>;
+// LSR register
+def tLSRrr : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "lsr", " $dst, $rhs",
+ [(set tGPR:$dst, (srl tGPR:$lhs, tGPR:$rhs))]>;
-// FIXME: This is not rematerializable because mov changes the condition code.
-def tMOVi8 : TI<(outs GPR:$dst), (ins i32imm:$src),
- "mov $dst, $src",
- [(set GPR:$dst, imm0_255:$src)]>;
+// move register
+def tMOVi8 : T1sI<(outs tGPR:$dst), (ins i32imm:$src), IIC_iALU,
+ "mov", " $dst, $src",
+ [(set tGPR:$dst, imm0_255:$src)]>;
// TODO: A7-73: MOV(2) - mov setting flag.
-// Note: MOV(2) of two low regs updates the flags, so we emit this as 'cpy',
-// which is MOV(3). This also supports high registers.
-def tMOVr : TI<(outs GPR:$dst), (ins GPR:$src),
- "cpy $dst, $src", []>;
-
-def tMUL : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "mul $dst, $rhs",
- [(set GPR:$dst, (mul GPR:$lhs, GPR:$rhs))]>;
-
-def tMVN : TI<(outs GPR:$dst), (ins GPR:$src),
- "mvn $dst, $src",
- [(set GPR:$dst, (not GPR:$src))]>;
-
-def tNEG : TI<(outs GPR:$dst), (ins GPR:$src),
- "neg $dst, $src",
- [(set GPR:$dst, (ineg GPR:$src))]>;
-
-def tORR : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "orr $dst, $rhs",
- [(set GPR:$dst, (or GPR:$lhs, GPR:$rhs))]>;
-
-
-def tREV : TI<(outs GPR:$dst), (ins GPR:$src),
- "rev $dst, $src",
- [(set GPR:$dst, (bswap GPR:$src))]>,
- Requires<[IsThumb, HasV6]>;
-
-def tREV16 : TI<(outs GPR:$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<[IsThumb, HasV6]>;
-
-def tREVSH : TI<(outs GPR:$dst), (ins GPR:$src),
- "revsh $dst, $src",
- [(set GPR:$dst,
- (sext_inreg
- (or (srl (and GPR:$src, 0xFFFF), 8),
- (shl GPR:$src, 8)), i16))]>,
- Requires<[IsThumb, HasV6]>;
-
-def tROR : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "ror $dst, $rhs",
- [(set GPR:$dst, (rotr GPR:$lhs, GPR:$rhs))]>;
-
-
-// Subtract with carry
-def tSBC : TIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "sbc $dst, $rhs",
- [(set GPR:$dst, (sube GPR:$lhs, GPR:$rhs))]>;
-
-def tSUBS : TI<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "sub $dst, $lhs, $rhs",
- [(set GPR:$dst, (subc GPR:$lhs, GPR:$rhs))]>;
-
+let neverHasSideEffects = 1 in {
+// FIXME: Make this predicable.
+def tMOVr : T1I<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "mov $dst, $src", []>;
+let Defs = [CPSR] in
+def tMOVSr : T1I<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "movs $dst, $src", []>;
+
+// FIXME: Make these predicable.
+def tMOVgpr2tgpr : T1I<(outs tGPR:$dst), (ins GPR:$src), IIC_iALU,
+ "mov $dst, $src\t@ hir2lor", []>;
+def tMOVtgpr2gpr : T1I<(outs GPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "mov $dst, $src\t@ lor2hir", []>;
+def tMOVgpr2gpr : T1I<(outs GPR:$dst), (ins GPR:$src), IIC_iALU,
+ "mov $dst, $src\t@ hir2hir", []>;
+} // neverHasSideEffects
+
+// multiply register
+let isCommutable = 1 in
+def tMUL : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iMPYw,
+ "mul", " $dst, $rhs",
+ [(set tGPR:$dst, (mul tGPR:$lhs, tGPR:$rhs))]>;
+
+// move inverse register
+def tMVN : T1sI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "mvn", " $dst, $src",
+ [(set tGPR:$dst, (not tGPR:$src))]>;
+
+// bitwise or register
+let isCommutable = 1 in
+def tORR : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "orr", " $dst, $rhs",
+ [(set tGPR:$dst, (or tGPR:$lhs, tGPR:$rhs))]>;
+
+// swaps
+def tREV : T1pI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "rev", " $dst, $src",
+ [(set tGPR:$dst, (bswap tGPR:$src))]>,
+ Requires<[IsThumb1Only, HasV6]>;
+
+def tREV16 : T1pI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "rev16", " $dst, $src",
+ [(set tGPR:$dst,
+ (or (and (srl tGPR:$src, (i32 8)), 0xFF),
+ (or (and (shl tGPR:$src, (i32 8)), 0xFF00),
+ (or (and (srl tGPR:$src, (i32 8)), 0xFF0000),
+ (and (shl tGPR:$src, (i32 8)), 0xFF000000)))))]>,
+ Requires<[IsThumb1Only, HasV6]>;
+
+def tREVSH : T1pI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "revsh", " $dst, $src",
+ [(set tGPR:$dst,
+ (sext_inreg
+ (or (srl (and tGPR:$src, 0xFFFF), (i32 8)),
+ (shl tGPR:$src, (i32 8))), i16))]>,
+ Requires<[IsThumb1Only, HasV6]>;
+
+// rotate right register
+def tROR : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "ror", " $dst, $rhs",
+ [(set tGPR:$dst, (rotr tGPR:$lhs, tGPR:$rhs))]>;
+
+// negate register
+def tRSB : T1sI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "rsb", " $dst, $src, #0",
+ [(set tGPR:$dst, (ineg tGPR:$src))]>;
+
+// Subtract with carry register
+let Uses = [CPSR] in
+def tSBC : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "sbc", " $dst, $rhs",
+ [(set tGPR:$dst, (sube tGPR:$lhs, tGPR:$rhs))]>;
+
+// Subtract immediate
+def tSUBi3 : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "sub", " $dst, $lhs, $rhs",
+ [(set tGPR:$dst, (add tGPR:$lhs, imm0_7_neg:$rhs))]>;
+
+def tSUBi8 : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "sub", " $dst, $rhs",
+ [(set tGPR:$dst, (add tGPR:$lhs, imm8_255_neg:$rhs))]>;
+
+// subtract register
+def tSUBrr : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "sub", " $dst, $lhs, $rhs",
+ [(set tGPR:$dst, (sub tGPR:$lhs, tGPR:$rhs))]>;
// TODO: A7-96: STMIA - store multiple.
-def tSUBi3 : TI<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "sub $dst, $lhs, $rhs",
- [(set GPR:$dst, (add GPR:$lhs, imm0_7_neg:$rhs))]>;
-
-def tSUBi8 : TIt<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "sub $dst, $rhs",
- [(set GPR:$dst, (add GPR:$lhs, imm8_255_neg:$rhs))]>;
-
-def tSUBrr : TI<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs),
- "sub $dst, $lhs, $rhs",
- [(set GPR:$dst, (sub GPR:$lhs, GPR:$rhs))]>;
-
-def tSUBspi : TIt<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs),
- "sub $dst, $rhs * 4", []>;
-
-def tSXTB : TI<(outs GPR:$dst), (ins GPR:$src),
- "sxtb $dst, $src",
- [(set GPR:$dst, (sext_inreg GPR:$src, i8))]>,
- Requires<[IsThumb, HasV6]>;
-def tSXTH : TI<(outs GPR:$dst), (ins GPR:$src),
- "sxth $dst, $src",
- [(set GPR:$dst, (sext_inreg GPR:$src, i16))]>,
- Requires<[IsThumb, HasV6]>;
-
-
-def tUXTB : TI<(outs GPR:$dst), (ins GPR:$src),
- "uxtb $dst, $src",
- [(set GPR:$dst, (and GPR:$src, 0xFF))]>,
- Requires<[IsThumb, HasV6]>;
-def tUXTH : TI<(outs GPR:$dst), (ins GPR:$src),
- "uxth $dst, $src",
- [(set GPR:$dst, (and GPR:$src, 0xFFFF))]>,
- Requires<[IsThumb, HasV6]>;
+// sign-extend byte
+def tSXTB : T1pI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "sxtb", " $dst, $src",
+ [(set tGPR:$dst, (sext_inreg tGPR:$src, i8))]>,
+ Requires<[IsThumb1Only, HasV6]>;
+
+// sign-extend short
+def tSXTH : T1pI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "sxth", " $dst, $src",
+ [(set tGPR:$dst, (sext_inreg tGPR:$src, i16))]>,
+ Requires<[IsThumb1Only, HasV6]>;
+
+// test
+let isCommutable = 1, Defs = [CPSR] in
+def tTST : T1pI<(outs), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALU,
+ "tst", " $lhs, $rhs",
+ [(ARMcmpZ (and tGPR:$lhs, tGPR:$rhs), 0)]>;
+
+// zero-extend byte
+def tUXTB : T1pI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "uxtb", " $dst, $src",
+ [(set tGPR:$dst, (and tGPR:$src, 0xFF))]>,
+ Requires<[IsThumb1Only, HasV6]>;
+
+// zero-extend short
+def tUXTH : T1pI<(outs tGPR:$dst), (ins tGPR:$src), IIC_iALU,
+ "uxth", " $dst, $src",
+ [(set tGPR:$dst, (and tGPR:$src, 0xFFFF))]>,
+ Requires<[IsThumb1Only, HasV6]>;
// Conditional move tMOVCCr - Used to implement the Thumb SELECT_CC DAG operation.
// Expanded by the scheduler into a branch sequence.
let usesCustomDAGSchedInserter = 1 in // Expanded by the scheduler.
- def tMOVCCr :
- PseudoInst<(outs GPR:$dst), (ins GPR:$false, GPR:$true, pred:$cc),
- "@ tMOVCCr $cc",
- [/*(set GPR:$dst, (ARMcmov GPR:$false, GPR:$true, imm:$cc))*/]>;
+ def tMOVCCr_pseudo :
+ PseudoInst<(outs tGPR:$dst), (ins tGPR:$false, tGPR:$true, pred:$cc),
+ NoItinerary, "@ tMOVCCr $cc",
+ [/*(set tGPR:$dst, (ARMcmov tGPR:$false, tGPR:$true, imm:$cc))*/]>;
+
+
+// 16-bit movcc in IT blocks for Thumb2.
+def tMOVCCr : T1pIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs), IIC_iALU,
+ "mov", " $dst, $rhs", []>;
+
+def tMOVCCi : T1pIt<(outs GPR:$dst), (ins GPR:$lhs, i32imm:$rhs), IIC_iALU,
+ "mov", " $dst, $rhs", []>;
// tLEApcrel - Load a pc-relative address into a register without offending the
// assembler.
-def tLEApcrel : TIx2<(outs GPR:$dst), (ins i32imm:$label),
- !strconcat(!strconcat(".set PCRELV${:uid}, ($label-(",
- "${:private}PCRELL${:uid}+4))\n"),
- !strconcat("\tmov $dst, #PCRELV${:uid}\n",
- "${:private}PCRELL${:uid}:\n\tadd $dst, pc")),
- []>;
-
-def tLEApcrelJT : TIx2<(outs GPR:$dst), (ins i32imm:$label, i32imm:$id),
- !strconcat(!strconcat(".set PCRELV${:uid}, (${label}_${id:no_hash}-(",
- "${:private}PCRELL${:uid}+4))\n"),
- !strconcat("\tmov $dst, #PCRELV${:uid}\n",
- "${:private}PCRELL${:uid}:\n\tadd $dst, pc")),
- []>;
+def tLEApcrel : T1I<(outs tGPR:$dst), (ins i32imm:$label), IIC_iALU,
+ "adr $dst, #$label", []>;
+
+def tLEApcrelJT : T1I<(outs tGPR:$dst), (ins i32imm:$label, lane_cst:$id),
+ IIC_iALU, "adr $dst, #${label}_${id}", []>;
//===----------------------------------------------------------------------===//
// TLS Instructions
// __aeabi_read_tp preserves the registers r1-r3.
let isCall = 1,
Defs = [R0, LR] in {
- def tTPsoft : TIx2<(outs), (ins),
+ def tTPsoft : TIx2<(outs), (ins), IIC_Br,
"bl __aeabi_read_tp",
[(set R0, ARMthread_pointer)]>;
}
// Non-Instruction Patterns
//
+// Add with carry
+def : T1Pat<(addc tGPR:$lhs, imm0_7:$rhs),
+ (tADDi3 tGPR:$lhs, imm0_7:$rhs)>;
+def : T1Pat<(addc tGPR:$lhs, imm8_255:$rhs),
+ (tADDi3 tGPR:$lhs, imm8_255:$rhs)>;
+def : T1Pat<(addc tGPR:$lhs, tGPR:$rhs),
+ (tADDrr tGPR:$lhs, tGPR:$rhs)>;
+
+// Subtract with carry
+def : T1Pat<(addc tGPR:$lhs, imm0_7_neg:$rhs),
+ (tSUBi3 tGPR:$lhs, imm0_7_neg:$rhs)>;
+def : T1Pat<(addc tGPR:$lhs, imm8_255_neg:$rhs),
+ (tSUBi8 tGPR:$lhs, imm8_255_neg:$rhs)>;
+def : T1Pat<(subc tGPR:$lhs, tGPR:$rhs),
+ (tSUBrr tGPR:$lhs, tGPR:$rhs)>;
+
// ConstantPool, GlobalAddress
-def : ThumbPat<(ARMWrapper tglobaladdr :$dst), (tLEApcrel tglobaladdr :$dst)>;
-def : ThumbPat<(ARMWrapper tconstpool :$dst), (tLEApcrel tconstpool :$dst)>;
+def : T1Pat<(ARMWrapper tglobaladdr :$dst), (tLEApcrel tglobaladdr :$dst)>;
+def : T1Pat<(ARMWrapper tconstpool :$dst), (tLEApcrel tconstpool :$dst)>;
// JumpTable
-def : ThumbPat<(ARMWrapperJT tjumptable:$dst, imm:$id),
- (tLEApcrelJT tjumptable:$dst, imm:$id)>;
+def : T1Pat<(ARMWrapperJT tjumptable:$dst, imm:$id),
+ (tLEApcrelJT tjumptable:$dst, imm:$id)>;
// Direct calls
-def : ThumbPat<(ARMtcall texternalsym:$func), (tBL texternalsym:$func)>;
-def : ThumbV5Pat<(ARMcall texternalsym:$func), (tBLXi texternalsym:$func)>;
+def : T1Pat<(ARMtcall texternalsym:$func), (tBL texternalsym:$func)>,
+ Requires<[IsThumb, IsNotDarwin]>;
+def : T1Pat<(ARMtcall texternalsym:$func), (tBLr9 texternalsym:$func)>,
+ Requires<[IsThumb, IsDarwin]>;
+
+def : Tv5Pat<(ARMcall texternalsym:$func), (tBLXi texternalsym:$func)>,
+ Requires<[IsThumb, HasV5T, IsNotDarwin]>;
+def : Tv5Pat<(ARMcall texternalsym:$func), (tBLXi_r9 texternalsym:$func)>,
+ Requires<[IsThumb, HasV5T, IsDarwin]>;
// Indirect calls to ARM routines
-def : ThumbV5Pat<(ARMcall GPR:$dst), (tBLXr GPR:$dst)>;
+def : Tv5Pat<(ARMcall GPR:$dst), (tBLXr GPR:$dst)>,
+ Requires<[IsThumb, HasV5T, IsNotDarwin]>;
+def : Tv5Pat<(ARMcall GPR:$dst), (tBLXr_r9 GPR:$dst)>,
+ Requires<[IsThumb, HasV5T, IsDarwin]>;
// zextload i1 -> zextload i8
-def : ThumbPat<(zextloadi1 t_addrmode_s1:$addr),
- (tLDRB t_addrmode_s1:$addr)>;
-
+def : T1Pat<(zextloadi1 t_addrmode_s1:$addr),
+ (tLDRB t_addrmode_s1:$addr)>;
+
// extload -> zextload
-def : ThumbPat<(extloadi1 t_addrmode_s1:$addr), (tLDRB t_addrmode_s1:$addr)>;
-def : ThumbPat<(extloadi8 t_addrmode_s1:$addr), (tLDRB t_addrmode_s1:$addr)>;
-def : ThumbPat<(extloadi16 t_addrmode_s2:$addr), (tLDRH t_addrmode_s2:$addr)>;
+def : T1Pat<(extloadi1 t_addrmode_s1:$addr), (tLDRB t_addrmode_s1:$addr)>;
+def : T1Pat<(extloadi8 t_addrmode_s1:$addr), (tLDRB t_addrmode_s1:$addr)>;
+def : T1Pat<(extloadi16 t_addrmode_s2:$addr), (tLDRH t_addrmode_s2:$addr)>;
+
+// If it's possible to use [r,r] address mode for sextload, select to
+// ldr{b|h} + sxt{b|h} instead.
+def : T1Pat<(sextloadi8 t_addrmode_s1:$addr),
+ (tSXTB (tLDRB t_addrmode_s1:$addr))>;
+def : T1Pat<(sextloadi16 t_addrmode_s2:$addr),
+ (tSXTH (tLDRH t_addrmode_s2:$addr))>;
-// truncstore i1 -> truncstore i8
-def : ThumbPat<(truncstorei1 GPR:$src, t_addrmode_s1:$dst),
- (tSTRB GPR:$src, t_addrmode_s1:$dst)>;
// Large immediate handling.
// Two piece imms.
-def : ThumbPat<(i32 thumb_immshifted:$src),
- (tLSLri (tMOVi8 (thumb_immshifted_val imm:$src)),
- (thumb_immshifted_shamt imm:$src))>;
+def : T1Pat<(i32 thumb_immshifted:$src),
+ (tLSLri (tMOVi8 (thumb_immshifted_val imm:$src)),
+ (thumb_immshifted_shamt imm:$src))>;
-def : ThumbPat<(i32 imm0_255_comp:$src),
- (tMVN (tMOVi8 (imm_comp_XFORM imm:$src)))>;
+def : T1Pat<(i32 imm0_255_comp:$src),
+ (tMVN (tMOVi8 (imm_comp_XFORM imm:$src)))>;