00001 // 00002 // Copyright (c) 2005-2008 Kenichi Watanabe. 00003 // Copyright (c) 2005-2008 Yasuhiro Watari. 00004 // Copyright (c) 2005-2008 Hironori Ichibayashi. 00005 // Copyright (c) 2008-2009 Kazuo Horio. 00006 // Copyright (c) 2009-2013 Naruki Kurata. 00007 // Copyright (c) 2005-2013 Ryota Shioya. 00008 // Copyright (c) 2005-2013 Masahiro Goshima. 00009 // 00010 // This software is provided 'as-is', without any express or implied 00011 // warranty. In no event will the authors be held liable for any damages 00012 // arising from the use of this software. 00013 // 00014 // Permission is granted to anyone to use this software for any purpose, 00015 // including commercial applications, and to alter it and redistribute it 00016 // freely, subject to the following restrictions: 00017 // 00018 // 1. The origin of this software must not be misrepresented; you must not 00019 // claim that you wrote the original software. If you use this software 00020 // in a product, an acknowledgment in the product documentation would be 00021 // appreciated but is not required. 00022 // 00023 // 2. Altered source versions must be plainly marked as such, and must not be 00024 // misrepresented as being the original software. 00025 // 00026 // 3. This notice may not be removed or altered from any source 00027 // distribution. 00028 // 00029 // 00030 00031 00032 #include <pch.h> 00033 #include "Emu/AlphaLinux/Alpha64Info.h" 00034 #include "Emu/AlphaLinux/Alpha64Converter.h" 00035 00036 using namespace std; 00037 using namespace Onikiri; 00038 using namespace AlphaLinux; 00039 00040 ISA_TYPE Alpha64Info::GetISAType() 00041 { 00042 return ISA_ALPHA; 00043 } 00044 00045 int Alpha64Info::GetRegisterSegmentID(int regNum) 00046 { 00047 const int segmentRange[] = { 00048 0, // Int 00049 32, // FP 00050 64, // Address 00051 65, // FPCR 00052 66 // +1 00053 }; 00054 const int nElems = sizeof(segmentRange)/sizeof(segmentRange[0]); 00055 00056 ASSERT(0 <= regNum && regNum < RegisterCount, "regNum out of bound"); 00057 ASSERT(segmentRange[nElems-1] == RegisterCount); 00058 00059 return static_cast<int>( upper_bound(segmentRange, segmentRange+nElems, regNum) - segmentRange ) - 1; 00060 } 00061 00062 int Alpha64Info::GetRegisterSegmentCount() 00063 { 00064 return 4; // INT/FP/Address(for micro op)/FPCR 00065 } 00066 00067 int Alpha64Info::GetInstructionWordBitSize() 00068 { 00069 return InstructionWordBitSize; 00070 } 00071 00072 int Alpha64Info::GetRegisterWordBitSize() 00073 { 00074 return 64; 00075 } 00076 00077 int Alpha64Info::GetRegisterCount() 00078 { 00079 return RegisterCount; 00080 } 00081 00082 int Alpha64Info::GetAddressSpaceBitSize() 00083 { 00084 return 64; 00085 } 00086 00087 int Alpha64Info::GetMaxSrcRegCount() 00088 { 00089 return MaxSrcRegCount; 00090 } 00091 00092 int Alpha64Info::GetMaxDstRegCount() 00093 { 00094 return MaxDstRegCount; 00095 } 00096 00097 int Alpha64Info::GetMaxOpInfoCountPerPC() 00098 { 00099 return Alpha64ConverterTraits::MaxOpInfoDefs; 00100 } 00101 00102 int Alpha64Info::GetMaxMemoryAccessByteSize() 00103 { 00104 return MAX_MEMORY_ACCESS_WIDTH; 00105 } 00106 00107 bool Alpha64Info::IsLittleEndian() 00108 { 00109 return true; 00110 }