From 60cb643f7561e5be7a3b5fe705535e96de72cbf5 Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Tue, 1 Nov 2011 22:18:13 +0000 Subject: Fix disassembly of some VST1 instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143507 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/ARM/Disassembler/ARMDisassembler.cpp | 24 +++++++++++++++++++----- 1 file changed, 19 insertions(+), 5 deletions(-) (limited to 'lib/Target/ARM/Disassembler/ARMDisassembler.cpp') diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp index e81cc76c9f..6927d2d053 100644 --- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp +++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp @@ -2240,13 +2240,27 @@ static DecodeStatus DecodeVSTInstruction(llvm::MCInst &Inst, unsigned Insn, return MCDisassembler::Fail; // AddrMode6 Offset (register) - if (Rm == 0xD) - Inst.addOperand(MCOperand::CreateReg(0)); - else if (Rm != 0xF) { - if (!Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder))) - return MCDisassembler::Fail; + switch (Inst.getOpcode()) { + default: + if (Rm == 0xD) + Inst.addOperand(MCOperand::CreateReg(0)); + else if (Rm != 0xF) { + if (!Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder))) + return MCDisassembler::Fail; + } + break; + case ARM::VST1d8wb_fixed: + case ARM::VST1d16wb_fixed: + case ARM::VST1d32wb_fixed: + case ARM::VST1d64wb_fixed: + case ARM::VST1q8wb_fixed: + case ARM::VST1q16wb_fixed: + case ARM::VST1q32wb_fixed: + case ARM::VST1q64wb_fixed: + break; } + // First input register if (!Check(S, DecodeDPRRegisterClass(Inst, Rd, Address, Decoder))) return MCDisassembler::Fail; -- cgit v1.2.3-18-g5258