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Fix T2TwoRegImm and use it for t2ADDrSPi12 and friends.

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llvm-svn: 121314
This commit is contained in:
Jim Grosbach 2010-12-08 23:24:29 +00:00
parent e8047d9ec4
commit 2eda2e0be9
1 changed files with 9 additions and 19 deletions
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28
lib/Target/ARM/ARMInstrThumb2.td
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@ -285,9 +285,13 @@ class T2TwoRegImm<dag oops, dag iops, InstrItinClass itin,
: T2I<oops, iops, itin, opc, asm, pattern> {
bits<4> Rd;
bits<4> Rn;
bits<12> imm;
let Inst{11-8} = Rd;
let Inst{3-0} = Rn;
let Inst{19-16} = Rn;
let Inst{26} = imm{11};
let Inst{14-12} = imm{10-8};
let Inst{7-0} = imm{7-0};
}
class T2sTwoRegImm<dag oops, dag iops, InstrItinClass itin,
@ -1159,18 +1163,12 @@ def t2ADDrSPi : T2sTwoRegImm<(outs GPR:$Rd), (ins GPR:$sp, t2_so_imm:$imm),
let Inst{19-16} = 0b1101; // Rn = sp
let Inst{15} = 0;
}
def t2ADDrSPi12 : T2I<(outs GPR:$Rd), (ins GPR:$sp, imm0_4095:$imm),
IIC_iALUi, "addw", "\t$Rd, $sp, $imm", []> {
bits<4> Rd;
bits<12> imm;
def t2ADDrSPi12 : T2TwoRegImm<(outs GPR:$Rd), (ins GPR:$Rn, imm0_4095:$imm),
IIC_iALUi, "addw", "\t$Rd, $Rn, $imm", []> {
let Inst{31-27} = 0b11110;
let Inst{26} = imm{11};
let Inst{25-20} = 0b100000;
let Inst{19-16} = 0b1101; // Rn = sp
let Inst{15} = 0;
let Inst{14-12} = imm{10-8};
let Inst{11-8} = Rd;
let Inst{7-0} = imm{7-0};
}
// ADD r, sp, so_reg
@ -1180,7 +1178,6 @@ def t2ADDrSPs : T2sTwoRegShiftedReg<
let Inst{31-27} = 0b11101;
let Inst{26-25} = 0b01;
let Inst{24-21} = 0b1000;
let Inst{19-16} = 0b1101; // Rn = sp
let Inst{15} = 0;
}
@ -1193,18 +1190,11 @@ def t2SUBrSPi : T2sTwoRegImm<(outs GPR:$Rd), (ins GPR:$sp, t2_so_imm:$imm),
let Inst{19-16} = 0b1101; // Rn = sp
let Inst{15} = 0;
}
def t2SUBrSPi12 : T2I<(outs GPR:$Rd), (ins GPR:$sp, imm0_4095:$imm),
IIC_iALUi, "subw", "\t$Rd, $sp, $imm", []> {
bits<4> Rd;
bits<12> imm;
def t2SUBrSPi12 : T2TwoRegImm<(outs GPR:$Rd), (ins GPR:$Rn, imm0_4095:$imm),
IIC_iALUi, "subw", "\t$Rd, $Rn, $imm", []> {
let Inst{31-27} = 0b11110;
let Inst{26} = imm{11};
let Inst{25-20} = 0b101010;
let Inst{19-16} = 0b1101; // Rn = sp
let Inst{15} = 0;
let Inst{14-12} = imm{10-8};
let Inst{11-8} = Rd;
let Inst{7-0} = imm{7-0};
}
// SUB r, sp, so_reg