diff options
Diffstat (limited to 'lib/Target/ARM/AsmParser')
| -rw-r--r-- | lib/Target/ARM/AsmParser/ARMAsmParser.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp index ca55957..7058254 100644 --- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp +++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp @@ -547,6 +547,20 @@ public: bool isITCondCode() const { return Kind == k_CondCode; } bool isImm() const { return Kind == k_Immediate; } bool isFPImm() const { return Kind == k_FPImmediate; } + bool isFBits16() const { + if (!isImm()) return false; + const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm()); + if (!CE) return false; + int64_t Value = CE->getValue(); + return Value >= 0 && Value <= 16; + } + bool isFBits32() const { + if (!isImm()) return false; + const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm()); + if (!CE) return false; + int64_t Value = CE->getValue(); + return Value >= 1 && Value <= 32; + } bool isImm8s4() const { if (!isImm()) return false; const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm()); @@ -1351,6 +1365,18 @@ public: addExpr(Inst, getImm()); } + void addFBits16Operands(MCInst &Inst, unsigned N) const { + assert(N == 1 && "Invalid number of operands!"); + const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm()); + Inst.addOperand(MCOperand::CreateImm(16 - CE->getValue())); + } + + void addFBits32Operands(MCInst &Inst, unsigned N) const { + assert(N == 1 && "Invalid number of operands!"); + const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm()); + Inst.addOperand(MCOperand::CreateImm(32 - CE->getValue())); + } + void addFPImmOperands(MCInst &Inst, unsigned N) const { assert(N == 1 && "Invalid number of operands!"); Inst.addOperand(MCOperand::CreateImm(getFPImm())); |