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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 | bd2c623903d4b9f4f1c8192bcf48811dbd3f7bc4 (patch) | |
| tree | 588631422d40e90a89dc74e099f8ebba1539bd4f | |
| parent | 377fbc073c2e73ef9af8c2e1cf62562a66e9879e (diff) | |
| download | external_llvm-bd2c623903d4b9f4f1c8192bcf48811dbd3f7bc4.zip external_llvm-bd2c623903d4b9f4f1c8192bcf48811dbd3f7bc4.tar.gz external_llvm-bd2c623903d4b9f4f1c8192bcf48811dbd3f7bc4.tar.bz2 | |
Added tNOP for disassembly only.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97105 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/ARM/ARMInstrThumb.td | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td index 73a3b7c..1154c86 100644 --- a/lib/Target/ARM/ARMInstrThumb.td +++ b/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; |