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implement undef 

llvm-svn: 31049
This commit is contained in:
Rafael Espindola 2006-10-19 13:45:00 +00:00
parent ea67b973c2
commit f8274c0318
1 changed files with 8 additions and 0 deletions
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8
llvm/lib/Target/ARM/ARMInstrInfo.td
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@ -143,6 +143,14 @@ def ADJCALLSTACKDOWN : InstARM<(ops i32imm:$amt),
"!ADJCALLSTACKDOWN $amt",
[(callseq_start imm:$amt)]>, Imp<[R13],[R13]>;
def IMPLICIT_DEF_Int : InstARM<(ops IntRegs:$dst),
"@IMPLICIT_DEF $dst",
[(set IntRegs:$dst, (undef))]>;
def IMPLICIT_DEF_FP : InstARM<(ops FPRegs:$dst), "@IMPLICIT_DEF $dst",
[(set FPRegs:$dst, (undef))]>;
def IMPLICIT_DEF_DFP : InstARM<(ops DFPRegs:$dst), "@IMPLICIT_DEF $dst",
[(set DFPRegs:$dst, (undef))]>;
let isReturn = 1 in {
def bx: InstARM<(ops), "bx r14", [(retflag)]>;
}