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Added the following 16-bit Thumb instructions for disassembly only: YIELD, WFE, 

WFI, SEV, SETEND.

llvm-svn: 97149
This commit is contained in:
Johnny Chen 2010-02-25 17:51:03 +00:00
parent 36b5414c4e
commit 74cca5a989
1 changed files with 42 additions and 0 deletions
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42
llvm/lib/Target/ARM/ARMInstrThumb.td
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@ -142,6 +142,48 @@ def tNOP : T1pI<(outs), (ins), NoItinerary, "nop", "",
let Inst{7-0} = 0b00000000;
}
def tYIELD : T1pI<(outs), (ins), NoItinerary, "yield", "",
[/* For disassembly only; pattern left blank */]>,
T1Encoding<0b101111> {
let Inst{9-8} = 0b11;
let Inst{7-0} = 0b00010000;
}
def tWFE : T1pI<(outs), (ins), NoItinerary, "wfe", "",
[/* For disassembly only; pattern left blank */]>,
T1Encoding<0b101111> {
let Inst{9-8} = 0b11;
let Inst{7-0} = 0b00100000;
}
def tWFI : T1pI<(outs), (ins), NoItinerary, "wfi", "",
[/* For disassembly only; pattern left blank */]>,
T1Encoding<0b101111> {
let Inst{9-8} = 0b11;
let Inst{7-0} = 0b00110000;
}
def tSEV : T1pI<(outs), (ins), NoItinerary, "sev", "",
[/* For disassembly only; pattern left blank */]>,
T1Encoding<0b101111> {
let Inst{9-8} = 0b11;
let Inst{7-0} = 0b01000000;
}
def tSETENDBE : T1I<(outs), (ins), NoItinerary, "setend\tbe",
[/* For disassembly only; pattern left blank */]>,
T1Encoding<0b101101> {
let Inst{9-5} = 0b10010;
let Inst{3} = 1;
}
def tSETENDLE : T1I<(outs), (ins), NoItinerary, "setend\tle",
[/* For disassembly only; pattern left blank */]>,
T1Encoding<0b101101> {
let Inst{9-5} = 0b10010;
let Inst{3} = 0;
}
// The i32imm operand $val can be used by a debugger to store more information
// about the breakpoint.
def tBKPT : T1I<(outs), (ins i32imm:$val), NoItinerary, "bkpt\t$val",