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Thumb encodings for conditional moves.

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llvm-svn: 120334
This commit is contained in:
Bill Wendling 2010-11-29 22:37:46 +00:00
parent 89e90b7310
commit c2693dcc02
1 changed files with 14 additions and 2 deletions
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16
lib/Target/ARM/ARMInstrThumb.td
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@ -1210,12 +1210,24 @@ let usesCustomInserter = 1 in // Expanded after instruction selection.
let neverHasSideEffects = 1 in {
def tMOVCCr : T1pIt<(outs GPR:$dst), (ins GPR:$lhs, GPR:$rhs), IIC_iCMOVr,
"mov", "\t$dst, $rhs", []>,
T1Special<{1,0,?,?}>;
T1Special<{1,0,?,?}> {
bits<4> rhs;
bits<4> dst;
let Inst{7} = dst{3};
let Inst{6-3} = rhs;
let Inst{2-0} = dst{2-0};
}
let isMoveImm = 1 in
def tMOVCCi : T1pIt<(outs tGPR:$dst), (ins tGPR:$lhs, i32imm:$rhs), IIC_iCMOVi,
"mov", "\t$dst, $rhs", []>,
T1General<{1,0,0,?,?}>;
T1General<{1,0,0,?,?}> {
bits<8> rhs;
bits<3> dst;
let Inst{10-8} = dst;
let Inst{7-0} = rhs;
}
} // neverHasSideEffects
// tLEApcrel - Load a pc-relative address into a register without offending the