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Added tNOP for disassembly only. 

llvm-svn: 97105
This commit is contained in:
Johnny Chen 2010-02-25 03:28:51 +00:00
parent d98d22b9af
commit 90adefcf7e
1 changed files with 8 additions and 1 deletions
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9
llvm/lib/Target/ARM/ARMInstrThumb.td
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@ -135,6 +135,13 @@ PseudoInst<(outs), (ins i32imm:$amt), NoItinerary,
[(ARMcallseq_start imm:$amt)]>, Requires<[IsThumb1Only]>;
}
def tNOP : T1pI<(outs), (ins), NoItinerary, "nop", "",
[/* For disassembly only; pattern left blank */]>,
T1Encoding<0b101111> {
let Inst{9-8} = 0b11;
let Inst{7-0} = 0b00000000;
}
// 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$val",
@ -347,7 +354,7 @@ let isBranch = 1, isTerminator = 1 in {
// A8.6.16 B: Encoding T1
// If Inst{11-8} == 0b1111 then SEE SVC
let isCall = 1 in {
def tSVC : T1I<(outs), (ins i32imm:$svc, pred:$cc), IIC_Br, "svc$cc\t$svc", []>,
def tSVC : T1pI<(outs), (ins i32imm:$svc), IIC_Br, "svc", "\t$svc", []>,
Encoding16 {
let Inst{15-12} = 0b1101;
let Inst{11-8} = 0b1111;