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A8.6.105 MUL

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Inst{15-12} should be specified as 0b0000.

rdar://problem/9231168 ARM disassembler discrepancy: erroneously accepting MUL


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128862 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Johnny Chen 2011-04-04 23:57:05 +00:00
parent c3b94fbb7a
commit 597028cc28
1 changed files with 3 additions and 1 deletions
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4
lib/Target/ARM/ARMInstrInfo.td
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@ -2687,7 +2687,9 @@ def MULv5: ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm,
def MUL : AsMul1I32<0b0000000, (outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm),
IIC_iMUL32, "mul", "\t$Rd, $Rn, $Rm",
[(set GPR:$Rd, (mul GPR:$Rn, GPR:$Rm))]>,
Requires<[IsARM, HasV6]>;
Requires<[IsARM, HasV6]> {
let Inst{15-12} = 0b0000;
}
}
let Constraints = "@earlyclobber $Rd" in