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Fix Thumb2 encodings of STREX and LDREX.

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llvm-svn: 121579
This commit is contained in:
Owen Anderson 2010-12-10 21:52:38 +00:00
parent 18e2a55c07
commit 44ad90c850
1 changed files with 12 additions and 0 deletions
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12
lib/Target/ARM/ARMInstrThumb2.td
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@ -2824,6 +2824,11 @@ def t2LDREX : Thumb2I<(outs rGPR:$Rt), (ins rGPR:$Rn), AddrModeNone,
let Inst{26-20} = 0b0000101;
let Inst{11-8} = 0b1111;
let Inst{7-0} = 0b00000000; // imm8 = 0
bits<4> Rn;
bits<4> Rt;
let Inst{19-16} = Rn;
let Inst{15-12} = Rt;
}
def t2LDREXD : T2I_ldrex<0b11, (outs rGPR:$Rt, rGPR:$Rt2), (ins rGPR:$Rn),
AddrModeNone, Size4Bytes, NoItinerary,
@ -2848,6 +2853,13 @@ def t2STREX : Thumb2I<(outs rGPR:$Rd), (ins rGPR:$Rt, rGPR:$Rn),
let Inst{31-27} = 0b11101;
let Inst{26-20} = 0b0000100;
let Inst{7-0} = 0b00000000; // imm8 = 0
bits<4> Rd;
bits<4> Rn;
bits<4> Rt;
let Inst{11-8} = Rd;
let Inst{19-16} = Rn;
let Inst{15-12} = Rt;
}
def t2STREXD : T2I_strex<0b11, (outs rGPR:$Rd),
(ins rGPR:$Rt, rGPR:$Rt2, rGPR:$Rn),