From 187d33ee74d26da242b48f36fee6909cd6f8db40 Mon Sep 17 00:00:00 2001 From: Reid Kleckner Date: Wed, 16 Dec 2015 19:21:03 +0000 Subject: Revert "[ARM] Add ARMv8.2-A FP16 scalar instructions" This reverts commit r255762. llvm-svn: 255806 --- .../Target/ARM/Disassembler/ARMDisassembler.cpp | 23 ---------------------- 1 file changed, 23 deletions(-) (limited to 'llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp') diff --git a/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp index bc63c26b328..e63defed228 100644 --- a/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp +++ b/llvm/lib/Target/ARM/Disassembler/ARMDisassembler.cpp @@ -222,8 +222,6 @@ static DecodeStatus DecodeAddrModeImm12Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); static DecodeStatus DecodeAddrMode5Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode5FP16Operand(MCInst &Inst, unsigned Val, - uint64_t Address, const void *Decoder); static DecodeStatus DecodeAddrMode7Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); static DecodeStatus DecodeT2BInstruction(MCInst &Inst, unsigned Insn, @@ -2185,7 +2183,6 @@ static DecodeStatus DecodeAddrMode5Operand(MCInst &Inst, unsigned Val, DecodeStatus S = MCDisassembler::Success; unsigned Rn = fieldFromInstruction(Val, 9, 4); - // U == 1 to add imm, 0 to subtract it. unsigned U = fieldFromInstruction(Val, 8, 1); unsigned imm = fieldFromInstruction(Val, 0, 8); @@ -2200,26 +2197,6 @@ static DecodeStatus DecodeAddrMode5Operand(MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeAddrMode5FP16Operand(MCInst &Inst, unsigned Val, - uint64_t Address, const void *Decoder) { - DecodeStatus S = MCDisassembler::Success; - - unsigned Rn = fieldFromInstruction(Val, 9, 4); - // U == 1 to add imm, 0 to subtract it. - unsigned U = fieldFromInstruction(Val, 8, 1); - unsigned imm = fieldFromInstruction(Val, 0, 8); - - if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder))) - return MCDisassembler::Fail; - - if (U) - Inst.addOperand(MCOperand::createImm(ARM_AM::getAM5FP16Opc(ARM_AM::add, imm))); - else - Inst.addOperand(MCOperand::createImm(ARM_AM::getAM5FP16Opc(ARM_AM::sub, imm))); - - return S; -} - static DecodeStatus DecodeAddrMode7Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { return DecodeGPRRegisterClass(Inst, Val, Address, Decoder); -- cgit v1.2.3