1 //===- ARMInstrInfo.td - Target Description for ARM Target ----------------===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the "Instituto Nokia de Tecnologia" and
6 // is distributed under the University of Illinois Open Source
7 // License. See LICENSE.TXT for details.
9 //===----------------------------------------------------------------------===//
11 // This file describes the ARM instructions in TableGen format.
13 //===----------------------------------------------------------------------===//
16 def op_addr_mode1 : Operand<iPTR> {
17 let PrintMethod = "printAddrMode1";
18 let NumMIOperands = 3;
19 let MIOperandInfo = (ops ptr_rc, ptr_rc, i32imm);
22 def memri : Operand<iPTR> {
23 let PrintMethod = "printMemRegImm";
24 let NumMIOperands = 2;
25 let MIOperandInfo = (ops i32imm, ptr_rc);
28 // Define ARM specific addressing mode.
29 //Addressing Mode 1: data processing operands
30 def addr_mode1 : ComplexPattern<iPTR, 3, "SelectAddrMode1", [imm, sra, shl, srl],
33 //register plus/minus 12 bit offset
34 def iaddr : ComplexPattern<iPTR, 2, "SelectAddrRegImm", [frameindex], []>;
35 //register plus scaled register
36 //def raddr : ComplexPattern<iPTR, 2, "SelectAddrRegReg", [], []>;
38 //===----------------------------------------------------------------------===//
40 //===----------------------------------------------------------------------===//
42 class InstARM<dag ops, string asmstr, list<dag> pattern> : Instruction {
43 let Namespace = "ARM";
45 dag OperandList = ops;
46 let AsmString = asmstr;
47 let Pattern = pattern;
50 def brtarget : Operand<OtherVT>;
52 // Operand for printing out a condition code.
53 let PrintMethod = "printCCOperand" in
54 def CCOp : Operand<i32>;
56 def SDT_ARMCallSeq : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
57 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_ARMCallSeq,
58 [SDNPHasChain, SDNPOutFlag]>;
59 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_ARMCallSeq,
60 [SDNPHasChain, SDNPOutFlag]>;
62 def SDT_ARMcall : SDTypeProfile<0, -1, [SDTCisInt<0>]>;
63 def ARMcall : SDNode<"ARMISD::CALL", SDT_ARMcall,
64 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
65 def retflag : SDNode<"ARMISD::RET_FLAG", SDTRet,
66 [SDNPHasChain, SDNPOptInFlag]>;
68 def SDTarmselect : SDTypeProfile<1, 3, [SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisInt<0>, SDTCisVT<2, i32>]>;
69 def armselect : SDNode<"ARMISD::SELECT", SDTarmselect, [SDNPInFlag, SDNPOutFlag]>;
71 def SDTarmfmstat : SDTypeProfile<0, 0, []>;
72 def armfmstat : SDNode<"ARMISD::FMSTAT", SDTarmfmstat, [SDNPInFlag, SDNPOutFlag]>;
74 def SDTarmbr : SDTypeProfile<0, 2, [SDTCisVT<0, OtherVT>, SDTCisVT<1, i32>]>;
75 def armbr : SDNode<"ARMISD::BR", SDTarmbr, [SDNPHasChain, SDNPInFlag]>;
77 def SDTVoidBinOp : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
78 def armcmp : SDNode<"ARMISD::CMP", SDTVoidBinOp, [SDNPOutFlag]>;
80 def armfsitos : SDNode<"ARMISD::FSITOS", SDTUnaryOp>;
81 def armftosis : SDNode<"ARMISD::FTOSIS", SDTUnaryOp>;
82 def armfsitod : SDNode<"ARMISD::FSITOD", SDTUnaryOp>;
83 def armftosid : SDNode<"ARMISD::FTOSID", SDTUnaryOp>;
84 def armfuitos : SDNode<"ARMISD::FUITOS", SDTUnaryOp>;
85 def armftouis : SDNode<"ARMISD::FTOUIS", SDTUnaryOp>;
86 def armfuitod : SDNode<"ARMISD::FUITOD", SDTUnaryOp>;
87 def armftouid : SDNode<"ARMISD::FTOUID", SDTUnaryOp>;
89 def SDTarmfmrrd : SDTypeProfile<0, 3, [SDTCisInt<0>, SDTCisInt<1>, SDTCisFP<2>]>;
90 def armfmrrd : SDNode<"ARMISD::FMRRD", SDTarmfmrrd,
91 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
93 def SDTarmfmdrr : SDTypeProfile<1, 2, [SDTCisFP<0>, SDTCisInt<1>, SDTCisInt<2>]>;
94 def armfmdrr : SDNode<"ARMISD::FMDRR", SDTarmfmdrr, []>;
96 def ADJCALLSTACKUP : InstARM<(ops i32imm:$amt),
97 "!ADJCALLSTACKUP $amt",
98 [(callseq_end imm:$amt)]>, Imp<[R13],[R13]>;
100 def ADJCALLSTACKDOWN : InstARM<(ops i32imm:$amt),
101 "!ADJCALLSTACKDOWN $amt",
102 [(callseq_start imm:$amt)]>, Imp<[R13],[R13]>;
104 let isReturn = 1 in {
105 def bx: InstARM<(ops), "bx r14", [(retflag)]>;
108 let Defs = [R0, R1, R2, R3, R14] in {
109 def bl: InstARM<(ops i32imm:$func, variable_ops), "bl $func", [(ARMcall tglobaladdr:$func)]>;
112 def ldr : InstARM<(ops IntRegs:$dst, memri:$addr),
114 [(set IntRegs:$dst, (load iaddr:$addr))]>;
116 def str : InstARM<(ops IntRegs:$src, memri:$addr),
118 [(store IntRegs:$src, iaddr:$addr)]>;
120 def MOV : InstARM<(ops IntRegs:$dst, op_addr_mode1:$src),
121 "mov $dst, $src", [(set IntRegs:$dst, addr_mode1:$src)]>;
123 def ADD : InstARM<(ops IntRegs:$dst, IntRegs:$a, op_addr_mode1:$b),
125 [(set IntRegs:$dst, (add IntRegs:$a, addr_mode1:$b))]>;
127 def ADCS : InstARM<(ops IntRegs:$dst, IntRegs:$a, op_addr_mode1:$b),
129 [(set IntRegs:$dst, (adde IntRegs:$a, addr_mode1:$b))]>;
131 def ADDS : InstARM<(ops IntRegs:$dst, IntRegs:$a, op_addr_mode1:$b),
133 [(set IntRegs:$dst, (addc IntRegs:$a, addr_mode1:$b))]>;
135 // "LEA" forms of add
136 def lea_addri : InstARM<(ops IntRegs:$dst, memri:$addr),
137 "add $dst, ${addr:arith}",
138 [(set IntRegs:$dst, iaddr:$addr)]>;
141 def SUB : InstARM<(ops IntRegs:$dst, IntRegs:$a, op_addr_mode1:$b),
143 [(set IntRegs:$dst, (sub IntRegs:$a, addr_mode1:$b))]>;
145 def AND : InstARM<(ops IntRegs:$dst, IntRegs:$a, op_addr_mode1:$b),
147 [(set IntRegs:$dst, (and IntRegs:$a, addr_mode1:$b))]>;
149 def EOR : InstARM<(ops IntRegs:$dst, IntRegs:$a, op_addr_mode1:$b),
151 [(set IntRegs:$dst, (xor IntRegs:$a, addr_mode1:$b))]>;
153 def ORR : InstARM<(ops IntRegs:$dst, IntRegs:$a, op_addr_mode1:$b),
155 [(set IntRegs:$dst, (or IntRegs:$a, addr_mode1:$b))]>;
157 let isTwoAddress = 1 in {
158 def movcond : InstARM<(ops IntRegs:$dst, IntRegs:$false,
159 op_addr_mode1:$true, CCOp:$cc),
160 "mov$cc $dst, $true",
161 [(set IntRegs:$dst, (armselect addr_mode1:$true,
162 IntRegs:$false, imm:$cc))]>;
165 def MUL : InstARM<(ops IntRegs:$dst, IntRegs:$a, IntRegs:$b),
167 [(set IntRegs:$dst, (mul IntRegs:$a, IntRegs:$b))]>;
169 def bcond : InstARM<(ops brtarget:$dst, CCOp:$cc),
171 [(armbr bb:$dst, imm:$cc)]>;
173 def b : InstARM<(ops brtarget:$dst),
177 def cmp : InstARM<(ops IntRegs:$a, op_addr_mode1:$b),
179 [(armcmp IntRegs:$a, addr_mode1:$b)]>;
181 // Floating Point Compare
182 def fcmpes : InstARM<(ops FPRegs:$a, FPRegs:$b),
184 [(armcmp FPRegs:$a, FPRegs:$b)]>;
186 def fcmped : InstARM<(ops DFPRegs:$a, DFPRegs:$b),
188 [(armcmp DFPRegs:$a, DFPRegs:$b)]>;
190 // Floating Point Conversion
191 // We use bitconvert for moving the data between the register classes.
192 // The format conversion is done with ARM specific nodes
194 def FMSR : InstARM<(ops FPRegs:$dst, IntRegs:$src),
195 "fmsr $dst, $src", [(set FPRegs:$dst, (bitconvert IntRegs:$src))]>;
197 def FMRS : InstARM<(ops IntRegs:$dst, FPRegs:$src),
198 "fmrs $dst, $src", [(set IntRegs:$dst, (bitconvert FPRegs:$src))]>;
200 def FMRRD : InstARM<(ops IntRegs:$i0, IntRegs:$i1, DFPRegs:$src),
201 "fmrrd $i0, $i1, $src", [(armfmrrd IntRegs:$i0, IntRegs:$i1, DFPRegs:$src)]>;
203 def FMDRR : InstARM<(ops DFPRegs:$dst, IntRegs:$i0, IntRegs:$i1),
204 "fmdrr $dst, $i0, $i1", [(set DFPRegs:$dst, (armfmdrr IntRegs:$i0, IntRegs:$i1))]>;
206 def FSITOS : InstARM<(ops FPRegs:$dst, FPRegs:$src),
207 "fsitos $dst, $src", [(set FPRegs:$dst, (armfsitos FPRegs:$src))]>;
209 def FTOSIS : InstARM<(ops FPRegs:$dst, FPRegs:$src),
210 "ftosis $dst, $src", [(set FPRegs:$dst, (armftosis FPRegs:$src))]>;
212 def FSITOD : InstARM<(ops DFPRegs:$dst, FPRegs:$src),
213 "fsitod $dst, $src", [(set DFPRegs:$dst, (armfsitod FPRegs:$src))]>;
215 def FTOSID : InstARM<(ops FPRegs:$dst, DFPRegs:$src),
216 "ftosid $dst, $src", [(set FPRegs:$dst, (armftosid DFPRegs:$src))]>;
218 def FUITOS : InstARM<(ops FPRegs:$dst, FPRegs:$src),
219 "fuitos $dst, $src", [(set FPRegs:$dst, (armfuitos FPRegs:$src))]>;
221 def FTOUIS : InstARM<(ops FPRegs:$dst, FPRegs:$src),
222 "ftouis $dst, $src", [(set FPRegs:$dst, (armftouis FPRegs:$src))]>;
224 def FUITOD : InstARM<(ops DFPRegs:$dst, FPRegs:$src),
225 "fuitod $dst, $src", [(set DFPRegs:$dst, (armfuitod FPRegs:$src))]>;
227 def FTOUID : InstARM<(ops FPRegs:$dst, DFPRegs:$src),
228 "ftouid $dst, $src", [(set FPRegs:$dst, (armftouid DFPRegs:$src))]>;
230 def FCVTDS : InstARM<(ops DFPRegs:$dst, FPRegs:$src),
231 "fcvtds $dst, $src", [(set DFPRegs:$dst, (fextend FPRegs:$src))]>;
233 def FCVTSD : InstARM<(ops FPRegs:$dst, DFPRegs:$src),
234 "fcvtsd $dst, $src", [(set FPRegs:$dst, (fround DFPRegs:$src))]>;
236 def FMSTAT : InstARM<(ops ), "fmstat", [(armfmstat)]>;
238 // Floating Point Arithmetic
239 def FADDS : InstARM<(ops FPRegs:$dst, FPRegs:$a, FPRegs:$b),
240 "fadds $dst, $a, $b",
241 [(set FPRegs:$dst, (fadd FPRegs:$a, FPRegs:$b))]>;
243 def FADDD : InstARM<(ops DFPRegs:$dst, DFPRegs:$a, DFPRegs:$b),
244 "faddd $dst, $a, $b",
245 [(set DFPRegs:$dst, (fadd DFPRegs:$a, DFPRegs:$b))]>;
247 def FSUBS : InstARM<(ops FPRegs:$dst, FPRegs:$a, FPRegs:$b),
248 "fsubs $dst, $a, $b",
249 [(set FPRegs:$dst, (fsub FPRegs:$a, FPRegs:$b))]>;
251 def FSUBD : InstARM<(ops DFPRegs:$dst, DFPRegs:$a, DFPRegs:$b),
252 "fsubd $dst, $a, $b",
253 [(set DFPRegs:$dst, (fsub DFPRegs:$a, DFPRegs:$b))]>;
255 def FMULS : InstARM<(ops FPRegs:$dst, FPRegs:$a, FPRegs:$b),
256 "fmuls $dst, $a, $b",
257 [(set FPRegs:$dst, (fmul FPRegs:$a, FPRegs:$b))]>;
259 def FMULD : InstARM<(ops DFPRegs:$dst, DFPRegs:$a, DFPRegs:$b),
260 "fmuld $dst, $a, $b",
261 [(set DFPRegs:$dst, (fmul DFPRegs:$a, DFPRegs:$b))]>;
264 // Floating Point Load
265 def FLDS : InstARM<(ops FPRegs:$dst, IntRegs:$addr),
267 [(set FPRegs:$dst, (load IntRegs:$addr))]>;
269 def FLDD : InstARM<(ops DFPRegs:$dst, IntRegs:$addr),
271 [(set DFPRegs:$dst, (load IntRegs:$addr))]>;