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Add more Thumb add instruction encodings.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119883 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2010-11-20 01:18:47 +00:00
parent 95a6d1759d
commit a09cc2b429
1 changed files with 47 additions and 12 deletions
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59
lib/Target/ARM/ARMInstrThumb.td
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@ -700,34 +700,69 @@ def tADDi8 : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iALUi,
// Add register
let isCommutable = 1 in
def tADDrr : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iALUr,
"add", "\t$dst, $lhs, $rhs",
[(set tGPR:$dst, (add tGPR:$lhs, tGPR:$rhs))]>,
T1General<0b01100>;
def tADDrr : T1sI<(outs tGPR:$Rd), (ins tGPR:$Rn, tGPR:$Rm), IIC_iALUr,
"add", "\t$Rd, $Rn, $Rm",
[(set tGPR:$Rd, (add tGPR:$Rn, tGPR:$Rm))]>,
T1General<0b01100> {
// A8.6.6 T1
bits<3> Rm;
bits<3> Rn;
bits<3> Rd;
let Inst{8-6} = Rm;
let Inst{5-3} = Rn;
let Inst{2-0} = Rd;
}
let neverHasSideEffects = 1 in
def tADDhirr : T1pIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs), IIC_iALUr,
"add", "\t$dst, $rhs", []>,
T1Special<{0,0,?,?}>;
T1Special<{0,0,?,?}> {
// A8.6.6 T2
bits<4> dst;
bits<4> rhs;
let Inst{6-3} = rhs;
let Inst{7} = dst{3};
let Inst{2-0} = dst{2-0};
}
// And register
// AND register
let isCommutable = 1 in
def tAND : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iBITr,
"and", "\t$dst, $rhs",
[(set tGPR:$dst, (and tGPR:$lhs, tGPR:$rhs))]>,
T1DataProcessing<0b0000>;
T1DataProcessing<0b0000> {
// A8.6.12
bits<3> rhs;
bits<3> dst;
let Inst{5-3} = rhs;
let Inst{2-0} = dst;
}
// ASR immediate
def tASRri : T1sI<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iMOVsi,
"asr", "\t$dst, $lhs, $rhs",
[(set tGPR:$dst, (sra tGPR:$lhs, (i32 imm:$rhs)))]>,
T1General<{0,1,0,?,?}>;
def tASRri : T1sI<(outs tGPR:$Rd), (ins tGPR:$Rm, i32imm:$imm5), IIC_iMOVsi,
"asr", "\t$Rd, $Rm, $imm5",
[(set tGPR:$Rd, (sra tGPR:$Rm, (i32 imm:$imm5)))]>,
T1General<{0,1,0,?,?}> {
// A8.6.14
bits<3> Rd;
bits<3> Rm;
bits<5> imm5;
let Inst{10-6} = imm5;
let Inst{5-3} = Rm;
let Inst{2-0} = Rd;
}
// ASR register
def tASRrr : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iMOVsr,
"asr", "\t$dst, $rhs",
[(set tGPR:$dst, (sra tGPR:$lhs, tGPR:$rhs))]>,
T1DataProcessing<0b0100>;
T1DataProcessing<0b0100> {
// A8.6.15
bits<3> rhs;
bits<3> dst;
let Inst{5-3} = rhs;
let Inst{2-0} = dst;
}
// BIC register
def tBIC : T1sIt<(outs tGPR:$dst), (ins tGPR:$lhs, tGPR:$rhs), IIC_iBITr,