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-rw-r--r--llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp25
1 files changed, 25 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp b/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp
index 6d7b48587d1..48884a1d718 100644
--- a/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp
+++ b/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp
@@ -278,6 +278,13 @@ public:
unsigned getAddrMode6OffsetOpValue(const MCInst &MI, unsigned Op,
SmallVectorImpl<MCFixup> &Fixups) const;
+ unsigned getNarrowShiftRight16Imm(const MCInst &MI, unsigned Op,
+ SmallVectorImpl<MCFixup> &Fixups) const;
+ unsigned getNarrowShiftRight32Imm(const MCInst &MI, unsigned Op,
+ SmallVectorImpl<MCFixup> &Fixups) const;
+ unsigned getNarrowShiftRight64Imm(const MCInst &MI, unsigned Op,
+ SmallVectorImpl<MCFixup> &Fixups) const;
+
unsigned NEONThumb2DataIPostEncoder(const MCInst &MI,
unsigned EncodedValue) const;
unsigned NEONThumb2LoadStorePostEncoder(const MCInst &MI,
@@ -1201,6 +1208,24 @@ getAddrMode6OffsetOpValue(const MCInst &MI, unsigned Op,
return MO.getReg();
}
+unsigned ARMMCCodeEmitter::
+getNarrowShiftRight16Imm(const MCInst &MI, unsigned Op,
+ SmallVectorImpl<MCFixup> &Fixups) const {
+ return 8 - MI.getOperand(Op).getImm();
+}
+
+unsigned ARMMCCodeEmitter::
+getNarrowShiftRight32Imm(const MCInst &MI, unsigned Op,
+ SmallVectorImpl<MCFixup> &Fixups) const {
+ return 16 - MI.getOperand(Op).getImm();
+}
+
+unsigned ARMMCCodeEmitter::
+getNarrowShiftRight64Imm(const MCInst &MI, unsigned Op,
+ SmallVectorImpl<MCFixup> &Fixups) const {
+ return 32 - MI.getOperand(Op).getImm();
+}
+
void ARMMCCodeEmitter::
EncodeInstruction(const MCInst &MI, raw_ostream &OS,
SmallVectorImpl<MCFixup> &Fixups) const {
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