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| author | Johnny Chen <johnny.chen@apple.com> | 2010-02-25 03:28:51 +0000 |
|---|---|---|
| committer | Johnny Chen <johnny.chen@apple.com> | 2010-02-25 03:28:51 +0000 |
| commit | 90adefcf7ea3c7a6ba1595d5656f006e01486672 (patch) | |
| tree | 8087ff652f6673ac37f90aa3935c87f4abbcb1b9 /llvm/lib | |
| parent | d98d22b9af01aa68f6b9fe73b2ce54b8463b6731 (diff) | |
| download | bcm5719-llvm-90adefcf7ea3c7a6ba1595d5656f006e01486672.tar.gz bcm5719-llvm-90adefcf7ea3c7a6ba1595d5656f006e01486672.zip | |
Added tNOP for disassembly only.
llvm-svn: 97105
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrThumb.td | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrThumb.td b/llvm/lib/Target/ARM/ARMInstrThumb.td index 73a3b7c6ab6..1154c8608b7 100644 --- a/llvm/lib/Target/ARM/ARMInstrThumb.td +++ b/llvm/lib/Target/ARM/ARMInstrThumb.td @@ -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; |
