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Added CLREX (Clear-Exclusive) for disassembly only. 

A8.6.30

llvm-svn: 96523
This commit is contained in:
Johnny Chen 2010-02-17 22:37:58 +00:00
parent 004d280d5e
commit 1d793a5e0e
1 changed files with 8 additions and 0 deletions
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8
llvm/lib/Target/ARM/ARMInstrInfo.td
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@ -2039,6 +2039,14 @@ def STREXD : AIstrex<0b01, (outs GPR:$success),
[]>;
}
// Clear-Exclusive is for disassembly only.
def CLREX : AXI<(outs), (ins), MiscFrm, NoItinerary, "clrex",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV7]> {
let Inst{31-20} = 0xf57;
let Inst{7-4} = 0b0001;
}
// SWP/SWPB are deprecated in V6/V7 and for disassembly only.
let mayLoad = 1 in {
def SWP : AI<(outs GPR:$dst), (ins GPR:$src, GPR:$ptr), LdStExFrm, NoItinerary,