assembler_x86.h revision 85b62f23fc6dfffe2ddd3ddfa74611666c9ff41d
12faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes/* 22faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Copyright (C) 2011 The Android Open Source Project 32faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 42faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Licensed under the Apache License, Version 2.0 (the "License"); 52faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * you may not use this file except in compliance with the License. 62faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * You may obtain a copy of the License at 72faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 82faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 92faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 102faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Unless required by applicable law or agreed to in writing, software 112faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 122faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * See the License for the specific language governing permissions and 142faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * limitations under the License. 152faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes */ 16a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 17166db04e259ca51838c311891598664deeed85adIan Rogers#ifndef ART_COMPILER_UTILS_X86_ASSEMBLER_X86_H_ 18166db04e259ca51838c311891598664deeed85adIan Rogers#define ART_COMPILER_UTILS_X86_ASSEMBLER_X86_H_ 19a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 200d666d8769714dcbc2acc4dd5b06f0deffa6e0a1Ian Rogers#include <vector> 2180afd02024d20e60b197d3adfbb43cc303cf29e0Vladimir Marko#include "base/bit_utils.h" 22761600567d73b23324ae0251e871c15d6849ffd8Elliott Hughes#include "base/macros.h" 230f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes#include "constants_x86.h" 24578bbdc684db8ed68e9fedbc678669d27fa68b6eBrian Carlstrom#include "globals.h" 252c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers#include "managed_register_x86.h" 26578bbdc684db8ed68e9fedbc678669d27fa68b6eBrian Carlstrom#include "offsets.h" 27166db04e259ca51838c311891598664deeed85adIan Rogers#include "utils/assembler.h" 28a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 296b6b5f0e67ce03f38223a525612955663bc1799bCarl Shapironamespace art { 302c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogersnamespace x86 { 31a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 32cf7f19135f0e273f7b0136315633c2abfc715343Ian Rogersclass Immediate : public ValueObject { 33a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro public: 34277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe explicit Immediate(int32_t value_in) : value_(value_in) {} 35a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 36a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro int32_t value() const { return value_; } 37a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 38ab1eb0d1d047e3478ebb891e5259d2f1d1dd78bdAndreas Gampe bool is_int8() const { return IsInt<8>(value_); } 39ab1eb0d1d047e3478ebb891e5259d2f1d1dd78bdAndreas Gampe bool is_uint8() const { return IsUint<8>(value_); } 40ab1eb0d1d047e3478ebb891e5259d2f1d1dd78bdAndreas Gampe bool is_int16() const { return IsInt<16>(value_); } 41ab1eb0d1d047e3478ebb891e5259d2f1d1dd78bdAndreas Gampe bool is_uint16() const { return IsUint<16>(value_); } 42a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 43a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro private: 44a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro const int32_t value_; 45a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro}; 46a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 47a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 48cf7f19135f0e273f7b0136315633c2abfc715343Ian Rogersclass Operand : public ValueObject { 49a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro public: 50a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro uint8_t mod() const { 51a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return (encoding_at(0) >> 6) & 3; 52a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 53a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 54a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro Register rm() const { 55a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return static_cast<Register>(encoding_at(0) & 7); 56a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 57a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 58a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro ScaleFactor scale() const { 59a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return static_cast<ScaleFactor>((encoding_at(1) >> 6) & 3); 60a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 61a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 62a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro Register index() const { 63a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return static_cast<Register>((encoding_at(1) >> 3) & 7); 64a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 65a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 66a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro Register base() const { 67a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return static_cast<Register>(encoding_at(1) & 7); 68a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 69a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 70a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro int8_t disp8() const { 71a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro CHECK_GE(length_, 2); 72a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return static_cast<int8_t>(encoding_[length_ - 1]); 73a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 74a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 75a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro int32_t disp32() const { 76a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro CHECK_GE(length_, 5); 77a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro int32_t value; 78a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro memcpy(&value, &encoding_[length_ - 4], sizeof(value)); 79a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return value; 80a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 81a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 82a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro bool IsRegister(Register reg) const { 83a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return ((encoding_[0] & 0xF8) == 0xC0) // Addressing mode is register only. 84a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro && ((encoding_[0] & 0x07) == reg); // Register codes match. 85a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 86a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 87a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro protected: 88a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro // Operand can be sub classed (e.g: Address). 890616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell Operand() : length_(0), fixup_(nullptr) { } 90a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 91277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe void SetModRM(int mod_in, Register rm_in) { 92277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe CHECK_EQ(mod_in & ~3, 0); 93277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe encoding_[0] = (mod_in << 6) | rm_in; 94a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro length_ = 1; 95a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 96a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 97277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe void SetSIB(ScaleFactor scale_in, Register index_in, Register base_in) { 98a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro CHECK_EQ(length_, 1); 99277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe CHECK_EQ(scale_in & ~3, 0); 100277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe encoding_[1] = (scale_in << 6) | (index_in << 3) | base_in; 101a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro length_ = 2; 102a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 103a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 104a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void SetDisp8(int8_t disp) { 105a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro CHECK(length_ == 1 || length_ == 2); 106a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro encoding_[length_++] = static_cast<uint8_t>(disp); 107a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 108a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 109a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void SetDisp32(int32_t disp) { 110a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro CHECK(length_ == 1 || length_ == 2); 111a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro int disp_size = sizeof(disp); 112a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro memmove(&encoding_[length_], &disp, disp_size); 113a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro length_ += disp_size; 114a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 115a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 1160616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell AssemblerFixup* GetFixup() const { 1170616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell return fixup_; 1180616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell } 1190616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 1200616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell void SetFixup(AssemblerFixup* fixup) { 1210616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell fixup_ = fixup; 1220616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell } 1230616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 124a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro private: 12513735955f39b3b304c37d2b2840663c131262c18Ian Rogers uint8_t length_; 12613735955f39b3b304c37d2b2840663c131262c18Ian Rogers uint8_t encoding_[6]; 127a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 1280616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // A fixup can be associated with the operand, in order to be applied after the 1290616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // code has been generated. This is used for constant area fixups. 1300616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell AssemblerFixup* fixup_; 1310616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 1320616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell explicit Operand(Register reg) : fixup_(nullptr) { SetModRM(3, reg); } 133a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 134a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro // Get the operand encoding byte at the given index. 135277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe uint8_t encoding_at(int index_in) const { 136277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe CHECK_GE(index_in, 0); 137277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe CHECK_LT(index_in, length_); 138277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe return encoding_[index_in]; 139a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 140a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 1412c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers friend class X86Assembler; 142a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro}; 143a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 144a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 145a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiroclass Address : public Operand { 146a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro public: 147277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Address(Register base_in, int32_t disp) { 148277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Init(base_in, disp); 149b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers } 150b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 1510616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell Address(Register base_in, int32_t disp, AssemblerFixup *fixup) { 1520616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell Init(base_in, disp); 1530616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell SetFixup(fixup); 1540616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell } 1550616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 156277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Address(Register base_in, Offset disp) { 157277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Init(base_in, disp.Int32Value()); 158a04d397b990ee7d3ce120e317c19fb4409d80d57Ian Rogers } 159a04d397b990ee7d3ce120e317c19fb4409d80d57Ian Rogers 160277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Address(Register base_in, FrameOffset disp) { 161277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe CHECK_EQ(base_in, ESP); 162b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers Init(ESP, disp.Int32Value()); 163b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers } 164b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 165277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Address(Register base_in, MemberOffset disp) { 166277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Init(base_in, disp.Int32Value()); 167b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers } 168b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 169277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe void Init(Register base_in, int32_t disp) { 170277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe if (disp == 0 && base_in != EBP) { 171277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe SetModRM(0, base_in); 172277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe if (base_in == ESP) SetSIB(TIMES_1, ESP, base_in); 173a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } else if (disp >= -128 && disp <= 127) { 174277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe SetModRM(1, base_in); 175277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe if (base_in == ESP) SetSIB(TIMES_1, ESP, base_in); 176a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetDisp8(disp); 177a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } else { 178277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe SetModRM(2, base_in); 179277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe if (base_in == ESP) SetSIB(TIMES_1, ESP, base_in); 180a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetDisp32(disp); 181a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 182a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 183a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 184277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Address(Register index_in, ScaleFactor scale_in, int32_t disp) { 185277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe CHECK_NE(index_in, ESP); // Illegal addressing mode. 186a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetModRM(0, ESP); 187277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe SetSIB(scale_in, index_in, EBP); 188a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetDisp32(disp); 189a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 190a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 191277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe Address(Register base_in, Register index_in, ScaleFactor scale_in, int32_t disp) { 192277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe CHECK_NE(index_in, ESP); // Illegal addressing mode. 193277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe if (disp == 0 && base_in != EBP) { 194a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetModRM(0, ESP); 195277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe SetSIB(scale_in, index_in, base_in); 196a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } else if (disp >= -128 && disp <= 127) { 197a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetModRM(1, ESP); 198277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe SetSIB(scale_in, index_in, base_in); 199a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetDisp8(disp); 200a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } else { 201a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetModRM(2, ESP); 202277ccbd200ea43590dfc06a93ae184a765327ad0Andreas Gampe SetSIB(scale_in, index_in, base_in); 203a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro SetDisp32(disp); 204a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 205a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 206a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 20713735955f39b3b304c37d2b2840663c131262c18Ian Rogers static Address Absolute(uintptr_t addr) { 208a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro Address result; 209dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers result.SetModRM(0, EBP); 210dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers result.SetDisp32(addr); 211a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro return result; 212a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro } 213a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 214dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers static Address Absolute(ThreadOffset<4> addr) { 215dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers return Absolute(addr.Int32Value()); 216b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers } 217b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 218a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro private: 219a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro Address() {} 220a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro}; 221a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 222a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 22373f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell// This is equivalent to the Label class, used in a slightly different context. We 22473f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell// inherit the functionality of the Label class, but prevent unintended 22573f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell// derived-to-base conversions by making the base class private. 22673f455ecb76d063846a82735eb80596ceee8cee3Mark Mendellclass NearLabel : private Label { 22773f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell public: 22873f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell NearLabel() : Label() {} 22973f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell 23073f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell // Expose the Label routines that we need. 23173f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell using Label::Position; 23273f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell using Label::LinkPosition; 23373f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell using Label::IsBound; 23473f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell using Label::IsUnused; 23573f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell using Label::IsLinked; 23673f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell 23773f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell private: 23873f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell using Label::BindTo; 23973f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell using Label::LinkTo; 24073f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell 24173f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell friend class x86::X86Assembler; 24273f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell 24373f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell DISALLOW_COPY_AND_ASSIGN(NearLabel); 24473f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell}; 24573f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell 2460616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell/** 2470616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell * Class to handle constant area values. 2480616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell */ 2490616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendellclass ConstantArea { 2500616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell public: 2510616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell ConstantArea() {} 2520616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2530616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add a double to the constant area, returning the offset into 2540616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 2550616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddDouble(double v); 2560616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2570616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add a float to the constant area, returning the offset into 2580616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 2590616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddFloat(float v); 2600616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2610616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add an int32_t to the constant area, returning the offset into 2620616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 2630616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddInt32(int32_t v); 2640616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2650616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add an int64_t to the constant area, returning the offset into 2660616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 2670616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddInt64(int64_t v); 2680616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2690616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell bool IsEmpty() const { 2700616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell return buffer_.size() == 0; 2710616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell } 2720616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2730616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell const std::vector<int32_t>& GetBuffer() const { 2740616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell return buffer_; 2750616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell } 2760616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2770616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell void AddFixup(AssemblerFixup* fixup) { 2780616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell fixups_.push_back(fixup); 2790616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell } 2800616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2810616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell const std::vector<AssemblerFixup*>& GetFixups() const { 2820616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell return fixups_; 2830616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell } 2840616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 2850616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell private: 2860616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell static constexpr size_t kEntrySize = sizeof(int32_t); 2870616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell std::vector<int32_t> buffer_; 2880616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell std::vector<AssemblerFixup*> fixups_; 2890616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell}; 29073f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell 291befbd5731ecca08f08780ee28a913d08ffb14656Ian Rogersclass X86Assembler FINAL : public Assembler { 292a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro public: 2933887c468d731420e929e6ad3acf190d5431e94fcRoland Levillain X86Assembler() {} 2942c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers virtual ~X86Assembler() {} 295c143c55718342519db5398e41dda31422cf16c79buzbee 296a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro /* 297a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro * Emit Machine Instructions. 298a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro */ 299a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void call(Register reg); 300a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void call(const Address& address); 301a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void call(Label* label); 3028ccc3f5d06fd217cdaabd37e743adab2031d3720Nicolas Geoffray void call(const ExternalLabel& label); 303a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 304a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void pushl(Register reg); 305a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void pushl(const Address& address); 306a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void pushl(const Immediate& imm); 307a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 308a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void popl(Register reg); 309a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void popl(const Address& address); 310a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 311a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movl(Register dst, const Immediate& src); 312a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movl(Register dst, Register src); 313a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 314a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movl(Register dst, const Address& src); 315a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movl(const Address& dst, Register src); 316a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movl(const Address& dst, const Immediate& imm); 317bdb0391258abc54bf77c676e36847d28a783bfe5Ian Rogers void movl(const Address& dst, Label* lbl); 318a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 3197a08fb53bd13c74dec92256bef22a37250db1373Mark Mendell void movntl(const Address& dst, Register src); 3207a08fb53bd13c74dec92256bef22a37250db1373Mark Mendell 32109ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void bswapl(Register dst); 322bcee092d7b0cbb7181d428115ad98d25ce844061Mark Mendell void bsfl(Register dst, Register src); 323bcee092d7b0cbb7181d428115ad98d25ce844061Mark Mendell void bsfl(Register dst, const Address& src); 3248ae3ffb29489a127f2a6242c33845dac8d50e508Mark Mendell void bsrl(Register dst, Register src); 3258ae3ffb29489a127f2a6242c33845dac8d50e508Mark Mendell void bsrl(Register dst, const Address& src); 32609ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell 327bcee092d7b0cbb7181d428115ad98d25ce844061Mark Mendell void rorl(Register reg, const Immediate& imm); 328bcee092d7b0cbb7181d428115ad98d25ce844061Mark Mendell void rorl(Register operand, Register shifter); 329bcee092d7b0cbb7181d428115ad98d25ce844061Mark Mendell void roll(Register reg, const Immediate& imm); 330bcee092d7b0cbb7181d428115ad98d25ce844061Mark Mendell void roll(Register operand, Register shifter); 331bcee092d7b0cbb7181d428115ad98d25ce844061Mark Mendell 332a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movzxb(Register dst, ByteRegister src); 333a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movzxb(Register dst, const Address& src); 334a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movsxb(Register dst, ByteRegister src); 335a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movsxb(Register dst, const Address& src); 336a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movb(Register dst, const Address& src); 337a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movb(const Address& dst, ByteRegister src); 338a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movb(const Address& dst, const Immediate& imm); 339a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 340a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movzxw(Register dst, Register src); 341a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movzxw(Register dst, const Address& src); 342a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movsxw(Register dst, Register src); 343a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movsxw(Register dst, const Address& src); 344a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movw(Register dst, const Address& src); 345a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movw(const Address& dst, Register src); 34626a25ef62a13f409f941aa39825a51b4d6f0f047Nicolas Geoffray void movw(const Address& dst, const Immediate& imm); 347a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 348a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void leal(Register dst, const Address& src); 349a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 350b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers void cmovl(Condition condition, Register dst, Register src); 351b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 3525b4b898ed8725242ee6b7229b94467c3ea3054c8Nicolas Geoffray void setb(Condition condition, Register dst); 353a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 3547fb49da8ec62e8a10ed9419ade9f32c6b1174687Nicolas Geoffray void movaps(XmmRegister dst, XmmRegister src); 355a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movss(XmmRegister dst, const Address& src); 356a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movss(const Address& dst, XmmRegister src); 357a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movss(XmmRegister dst, XmmRegister src); 358a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 359a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movd(XmmRegister dst, Register src); 360a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movd(Register dst, XmmRegister src); 361a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 362a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addss(XmmRegister dst, XmmRegister src); 363a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addss(XmmRegister dst, const Address& src); 364a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void subss(XmmRegister dst, XmmRegister src); 365a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void subss(XmmRegister dst, const Address& src); 366a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void mulss(XmmRegister dst, XmmRegister src); 367a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void mulss(XmmRegister dst, const Address& src); 368a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void divss(XmmRegister dst, XmmRegister src); 369a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void divss(XmmRegister dst, const Address& src); 370a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 371a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movsd(XmmRegister dst, const Address& src); 372a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movsd(const Address& dst, XmmRegister src); 373a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void movsd(XmmRegister dst, XmmRegister src); 374a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 37552c489645b6e9ae33623f1ec24143cde5444906eCalin Juravle void psrlq(XmmRegister reg, const Immediate& shift_count); 37652c489645b6e9ae33623f1ec24143cde5444906eCalin Juravle void punpckldq(XmmRegister dst, XmmRegister src); 37752c489645b6e9ae33623f1ec24143cde5444906eCalin Juravle 378234d69d075d1608f80adb647f7935077b62b6376Nicolas Geoffray void movhpd(XmmRegister dst, const Address& src); 379234d69d075d1608f80adb647f7935077b62b6376Nicolas Geoffray void movhpd(const Address& dst, XmmRegister src); 380234d69d075d1608f80adb647f7935077b62b6376Nicolas Geoffray 381234d69d075d1608f80adb647f7935077b62b6376Nicolas Geoffray void psrldq(XmmRegister reg, const Immediate& shift_count); 382234d69d075d1608f80adb647f7935077b62b6376Nicolas Geoffray 383a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addsd(XmmRegister dst, XmmRegister src); 384a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addsd(XmmRegister dst, const Address& src); 385a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void subsd(XmmRegister dst, XmmRegister src); 386a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void subsd(XmmRegister dst, const Address& src); 387a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void mulsd(XmmRegister dst, XmmRegister src); 388a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void mulsd(XmmRegister dst, const Address& src); 389a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void divsd(XmmRegister dst, XmmRegister src); 390a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void divsd(XmmRegister dst, const Address& src); 391a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 392a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvtsi2ss(XmmRegister dst, Register src); 393a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvtsi2sd(XmmRegister dst, Register src); 394a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 395a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvtss2si(Register dst, XmmRegister src); 396a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvtss2sd(XmmRegister dst, XmmRegister src); 397a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 398a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvtsd2si(Register dst, XmmRegister src); 399a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvtsd2ss(XmmRegister dst, XmmRegister src); 400a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 401a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvttss2si(Register dst, XmmRegister src); 402a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvttsd2si(Register dst, XmmRegister src); 403a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 404a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cvtdq2pd(XmmRegister dst, XmmRegister src); 405a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 406a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void comiss(XmmRegister a, XmmRegister b); 407a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void comisd(XmmRegister a, XmmRegister b); 408ddb7df25af45d7cd19ed1138e537973735cc78a5Calin Juravle void ucomiss(XmmRegister a, XmmRegister b); 409ddb7df25af45d7cd19ed1138e537973735cc78a5Calin Juravle void ucomisd(XmmRegister a, XmmRegister b); 410a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 411fb8d279bc011b31d0765dc7ca59afea324fd0d0cMark Mendell void roundsd(XmmRegister dst, XmmRegister src, const Immediate& imm); 412fb8d279bc011b31d0765dc7ca59afea324fd0d0cMark Mendell void roundss(XmmRegister dst, XmmRegister src, const Immediate& imm); 413fb8d279bc011b31d0765dc7ca59afea324fd0d0cMark Mendell 414a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void sqrtsd(XmmRegister dst, XmmRegister src); 415a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void sqrtss(XmmRegister dst, XmmRegister src); 416a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 417a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void xorpd(XmmRegister dst, const Address& src); 418a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void xorpd(XmmRegister dst, XmmRegister src); 419a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void xorps(XmmRegister dst, const Address& src); 420a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void xorps(XmmRegister dst, XmmRegister src); 421a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 42209ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void andpd(XmmRegister dst, XmmRegister src); 423a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void andpd(XmmRegister dst, const Address& src); 42409ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void andps(XmmRegister dst, XmmRegister src); 42509ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void andps(XmmRegister dst, const Address& src); 42609ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell 42709ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void orpd(XmmRegister dst, XmmRegister src); 42809ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void orps(XmmRegister dst, XmmRegister src); 429a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 430a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void flds(const Address& src); 431a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fstps(const Address& dst); 43224f2dfae084b2382c053f5d688fd6bb26cb8a328Mark Mendell void fsts(const Address& dst); 433a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 434a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fldl(const Address& src); 435a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fstpl(const Address& dst); 43624f2dfae084b2382c053f5d688fd6bb26cb8a328Mark Mendell void fstl(const Address& dst); 43724f2dfae084b2382c053f5d688fd6bb26cb8a328Mark Mendell 43824f2dfae084b2382c053f5d688fd6bb26cb8a328Mark Mendell void fstsw(); 43924f2dfae084b2382c053f5d688fd6bb26cb8a328Mark Mendell 44024f2dfae084b2382c053f5d688fd6bb26cb8a328Mark Mendell void fucompp(); 441a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 442a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fnstcw(const Address& dst); 443a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fldcw(const Address& src); 444a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 445a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fistpl(const Address& dst); 446a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fistps(const Address& dst); 447a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fildl(const Address& src); 4480a18601f141d864a26d4b74ff5613e69ae411483Roland Levillain void filds(const Address& src); 449a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 450a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fincstp(); 451a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void ffree(const Immediate& index); 452a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 453a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fsin(); 454a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fcos(); 455a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void fptan(); 45624f2dfae084b2382c053f5d688fd6bb26cb8a328Mark Mendell void fprem(); 457a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 458a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void xchgl(Register dst, Register src); 4597caad77632ae121c9f64c488e3f8f710e2c4813dIan Rogers void xchgl(Register reg, const Address& address); 460a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 4613c04974a90b0e03f4b509010bff49f0b2a3da57fNicolas Geoffray void cmpw(const Address& address, const Immediate& imm); 4623c04974a90b0e03f4b509010bff49f0b2a3da57fNicolas Geoffray 463a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cmpl(Register reg, const Immediate& imm); 464a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cmpl(Register reg0, Register reg1); 465a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cmpl(Register reg, const Address& address); 466a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 467a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cmpl(const Address& address, Register reg); 468a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cmpl(const Address& address, const Immediate& imm); 469a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 470a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void testl(Register reg1, Register reg2); 471a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void testl(Register reg, const Immediate& imm); 472f12feb8e0e857f2832545b3f28d31bad5a9d3903Nicolas Geoffray void testl(Register reg1, const Address& address); 473a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 474a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void andl(Register dst, const Immediate& imm); 475a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void andl(Register dst, Register src); 4769574c4b5f5ef039d694ac12c97e25ca02eca83c0Nicolas Geoffray void andl(Register dst, const Address& address); 477a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 478a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void orl(Register dst, const Immediate& imm); 479a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void orl(Register dst, Register src); 4809574c4b5f5ef039d694ac12c97e25ca02eca83c0Nicolas Geoffray void orl(Register dst, const Address& address); 481a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 482a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void xorl(Register dst, Register src); 483b55f835d66a61e5da6fc1895ba5a0482868c9552Nicolas Geoffray void xorl(Register dst, const Immediate& imm); 4849574c4b5f5ef039d694ac12c97e25ca02eca83c0Nicolas Geoffray void xorl(Register dst, const Address& address); 485a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 486a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addl(Register dst, Register src); 487a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addl(Register reg, const Immediate& imm); 488a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addl(Register reg, const Address& address); 489a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 490a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addl(const Address& address, Register reg); 491a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void addl(const Address& address, const Immediate& imm); 492a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 493a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void adcl(Register dst, Register src); 494a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void adcl(Register reg, const Immediate& imm); 495a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void adcl(Register dst, const Address& address); 496a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 497a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void subl(Register dst, Register src); 498a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void subl(Register reg, const Immediate& imm); 499a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void subl(Register reg, const Address& address); 50009ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void subl(const Address& address, Register src); 501a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 502a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cdq(); 503a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 504a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void idivl(Register reg); 505a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 506a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void imull(Register dst, Register src); 507a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void imull(Register reg, const Immediate& imm); 5084a2aa4af61e653a89f88d776dcdc55f6c7ca05f2Mark Mendell void imull(Register dst, Register src, const Immediate& imm); 509a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void imull(Register reg, const Address& address); 510a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 511a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void imull(Register reg); 512a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void imull(const Address& address); 513a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 514a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void mull(Register reg); 515a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void mull(const Address& address); 516a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 517a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void sbbl(Register dst, Register src); 518a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void sbbl(Register reg, const Immediate& imm); 519a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void sbbl(Register reg, const Address& address); 52009ed1a3125849ec6ac07cb886e3c502e1dcfada2Mark Mendell void sbbl(const Address& address, Register src); 521a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 522a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void incl(Register reg); 523a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void incl(const Address& address); 524a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 525a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void decl(Register reg); 526a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void decl(const Address& address); 527a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 528a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void shll(Register reg, const Immediate& imm); 529a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void shll(Register operand, Register shifter); 5307394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void shll(const Address& address, const Immediate& imm); 5317394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void shll(const Address& address, Register shifter); 532a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void shrl(Register reg, const Immediate& imm); 533a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void shrl(Register operand, Register shifter); 5347394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void shrl(const Address& address, const Immediate& imm); 5357394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void shrl(const Address& address, Register shifter); 536a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void sarl(Register reg, const Immediate& imm); 537a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void sarl(Register operand, Register shifter); 5387394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void sarl(const Address& address, const Immediate& imm); 5397394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void sarl(const Address& address, Register shifter); 5409aec02fc5df5518c16f1e5a9b6cb198a192db973Calin Juravle void shld(Register dst, Register src, Register shifter); 5417394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void shld(Register dst, Register src, const Immediate& imm); 5429aec02fc5df5518c16f1e5a9b6cb198a192db973Calin Juravle void shrd(Register dst, Register src, Register shifter); 5437394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void shrd(Register dst, Register src, const Immediate& imm); 544a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 545a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void negl(Register reg); 546a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void notl(Register reg); 547a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 548a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void enter(const Immediate& imm); 549a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void leave(); 550a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 551a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void ret(); 552a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void ret(const Immediate& imm); 553a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 554a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void nop(); 555a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void int3(); 556a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void hlt(); 557a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 558a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void j(Condition condition, Label* label); 55973f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell void j(Condition condition, NearLabel* label); 56073f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell void jecxz(NearLabel* label); 561a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 562a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void jmp(Register reg); 5637caad77632ae121c9f64c488e3f8f710e2c4813dIan Rogers void jmp(const Address& address); 564a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void jmp(Label* label); 56573f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell void jmp(NearLabel* label); 566a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 56721030dd59b1e350f6f43de39e3c4ce0886ff539cAndreas Gampe void repne_scasw(); 56871311f868e2579fa5d40b24e620198734119d1a0agicsaki void repe_cmpsw(); 569970abfb65530b700f3a0cc8b90b131df5420cec3agicsaki void repe_cmpsl(); 570b9c4bbee9364a9351376fd1fec9604e7c84778d8Mark Mendell void rep_movsw(); 57121030dd59b1e350f6f43de39e3c4ce0886ff539cAndreas Gampe 5722c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers X86Assembler* lock(); 573a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void cmpxchgl(const Address& address, Register reg); 57458d25fd052e999a24734b0cf856a1563e3d1b2d0Mark Mendell void cmpxchg8b(const Address& address); 575a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 57679ab9e32c6880e7b342c192a479c858c9dccf496Elliott Hughes void mfence(); 57779ab9e32c6880e7b342c192a479c858c9dccf496Elliott Hughes 5782c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers X86Assembler* fs(); 579befbd5731ecca08f08780ee28a913d08ffb14656Ian Rogers X86Assembler* gs(); 580b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 581b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers // 582b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers // Macros for High-level operations. 583b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers // 584b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 5852c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers void AddImmediate(Register reg, const Immediate& imm); 586b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 587647b9ed41cdb7cf302fd356627a3ba372419b78cRoland Levillain void LoadLongConstant(XmmRegister dst, int64_t value); 5882c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers void LoadDoubleConstant(XmmRegister dst, double value); 589b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 5902c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers void LockCmpxchgl(const Address& address, Register reg) { 5912c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers lock()->cmpxchgl(address, reg); 5922c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers } 593b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 59458d25fd052e999a24734b0cf856a1563e3d1b2d0Mark Mendell void LockCmpxchg8b(const Address& address) { 59558d25fd052e999a24734b0cf856a1563e3d1b2d0Mark Mendell lock()->cmpxchg8b(address); 59658d25fd052e999a24734b0cf856a1563e3d1b2d0Mark Mendell } 59758d25fd052e999a24734b0cf856a1563e3d1b2d0Mark Mendell 5982c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // 5992c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Misc. functionality 6002c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // 6012c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers int PreferredLoopAlignment() { return 16; } 6022c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers void Align(int alignment, int offset); 60385b62f23fc6dfffe2ddd3ddfa74611666c9ff41dAndreas Gampe void Bind(Label* label) OVERRIDE; 60485b62f23fc6dfffe2ddd3ddfa74611666c9ff41dAndreas Gampe void Jump(Label* label) OVERRIDE { 60585b62f23fc6dfffe2ddd3ddfa74611666c9ff41dAndreas Gampe jmp(label); 60685b62f23fc6dfffe2ddd3ddfa74611666c9ff41dAndreas Gampe } 60773f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell void Bind(NearLabel* label); 608b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 6092c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // 6102c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Overridden common assembler high-level functionality 6112c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // 612b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 6132c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Emit code that will create an activation on the stack 614dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void BuildFrame(size_t frame_size, ManagedRegister method_reg, 615dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers const std::vector<ManagedRegister>& callee_save_regs, 616dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers const ManagedRegisterEntrySpills& entry_spills) OVERRIDE; 617b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 6182c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Emit code that will remove an activation from the stack 619dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void RemoveFrame(size_t frame_size, const std::vector<ManagedRegister>& callee_save_regs) 620dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers OVERRIDE; 62145a76cb99104a222d6a9bd768a084893dcb7cf30Ian Rogers 622dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void IncreaseFrameSize(size_t adjust) OVERRIDE; 623dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void DecreaseFrameSize(size_t adjust) OVERRIDE; 624b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 6252c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Store routines 626dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Store(FrameOffset offs, ManagedRegister src, size_t size) OVERRIDE; 627dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void StoreRef(FrameOffset dest, ManagedRegister src) OVERRIDE; 628dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void StoreRawPtr(FrameOffset dest, ManagedRegister src) OVERRIDE; 629b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 630dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void StoreImmediateToFrame(FrameOffset dest, uint32_t imm, ManagedRegister scratch) OVERRIDE; 631b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 632dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void StoreImmediateToThread32(ThreadOffset<4> dest, uint32_t imm, ManagedRegister scratch) 633dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers OVERRIDE; 634b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 635dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void StoreStackOffsetToThread32(ThreadOffset<4> thr_offs, FrameOffset fr_offs, 636dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers ManagedRegister scratch) OVERRIDE; 637b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 638dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void StoreStackPointerToThread32(ThreadOffset<4> thr_offs) OVERRIDE; 639bdb0391258abc54bf77c676e36847d28a783bfe5Ian Rogers 640dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void StoreSpanning(FrameOffset dest, ManagedRegister src, FrameOffset in_off, 641dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers ManagedRegister scratch) OVERRIDE; 642668512afd0d9b3772a0abc589208b729ee16bc61Shih-wei Liao 6432c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Load routines 644dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Load(ManagedRegister dest, FrameOffset src, size_t size) OVERRIDE; 645b033c75ebda80ac75f936366fe78d1edf5cec937Ian Rogers 646dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void LoadFromThread32(ManagedRegister dest, ThreadOffset<4> src, size_t size) OVERRIDE; 6475a7a74a042e73a355f5cedffa0d2faf5340028faIan Rogers 648e401d146407d61eeb99f8d6176b2ac13c4df1e33Mathieu Chartier void LoadRef(ManagedRegister dest, FrameOffset src) OVERRIDE; 64945a76cb99104a222d6a9bd768a084893dcb7cf30Ian Rogers 650e401d146407d61eeb99f8d6176b2ac13c4df1e33Mathieu Chartier void LoadRef(ManagedRegister dest, ManagedRegister base, MemberOffset offs, 6514d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain bool unpoison_reference) OVERRIDE; 65245a76cb99104a222d6a9bd768a084893dcb7cf30Ian Rogers 653dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void LoadRawPtr(ManagedRegister dest, ManagedRegister base, Offset offs) OVERRIDE; 654a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 655dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void LoadRawPtrFromThread32(ManagedRegister dest, ThreadOffset<4> offs) OVERRIDE; 656a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 6572c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Copying routines 658dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Move(ManagedRegister dest, ManagedRegister src, size_t size) OVERRIDE; 659a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 660dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void CopyRawPtrFromThread32(FrameOffset fr_offs, ThreadOffset<4> thr_offs, 661dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers ManagedRegister scratch) OVERRIDE; 662a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 663dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void CopyRawPtrToThread32(ThreadOffset<4> thr_offs, FrameOffset fr_offs, ManagedRegister scratch) 664dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers OVERRIDE; 665a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 666dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void CopyRef(FrameOffset dest, FrameOffset src, ManagedRegister scratch) OVERRIDE; 667a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 668dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Copy(FrameOffset dest, FrameOffset src, ManagedRegister scratch, size_t size) OVERRIDE; 66945a76cb99104a222d6a9bd768a084893dcb7cf30Ian Rogers 670dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Copy(FrameOffset dest, ManagedRegister src_base, Offset src_offset, ManagedRegister scratch, 671dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers size_t size) OVERRIDE; 672dc51b79e65abcdad094ccd5e5a2caf5153433d49Ian Rogers 673dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Copy(ManagedRegister dest_base, Offset dest_offset, FrameOffset src, ManagedRegister scratch, 674dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers size_t size) OVERRIDE; 6755a7a74a042e73a355f5cedffa0d2faf5340028faIan Rogers 676dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Copy(FrameOffset dest, FrameOffset src_base, Offset src_offset, ManagedRegister scratch, 677dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers size_t size) OVERRIDE; 678dc51b79e65abcdad094ccd5e5a2caf5153433d49Ian Rogers 679dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Copy(ManagedRegister dest, Offset dest_offset, ManagedRegister src, Offset src_offset, 680dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers ManagedRegister scratch, size_t size) OVERRIDE; 6815a7a74a042e73a355f5cedffa0d2faf5340028faIan Rogers 682dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Copy(FrameOffset dest, Offset dest_offset, FrameOffset src, Offset src_offset, 683dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers ManagedRegister scratch, size_t size) OVERRIDE; 684dc51b79e65abcdad094ccd5e5a2caf5153433d49Ian Rogers 685dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void MemoryBarrier(ManagedRegister) OVERRIDE; 686e5de95b3f9609e02fefd7cda7b21f30c9412eb4cIan Rogers 68758136caeec7cb677bb83c2eafd1f4bab5afd96c8jeffhao // Sign extension 688dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void SignExtend(ManagedRegister mreg, size_t size) OVERRIDE; 68958136caeec7cb677bb83c2eafd1f4bab5afd96c8jeffhao 690cee4d0c1c2faacf0eae748a24cc7e455e067d977jeffhao // Zero extension 691dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void ZeroExtend(ManagedRegister mreg, size_t size) OVERRIDE; 692cee4d0c1c2faacf0eae748a24cc7e455e067d977jeffhao 6932c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Exploit fast access in managed code to Thread::Current() 694dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void GetCurrentThread(ManagedRegister tr) OVERRIDE; 695dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void GetCurrentThread(FrameOffset dest_offset, ManagedRegister scratch) OVERRIDE; 696a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 6972cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier // Set up out_reg to hold a Object** into the handle scope, or to be null if the 6982c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // value is null and null_allowed. in_reg holds a possibly stale reference 699eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier // that can be used to avoid loading the handle scope entry to see if the value is 7002cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier // null. 7012cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier void CreateHandleScopeEntry(ManagedRegister out_reg, FrameOffset handlescope_offset, 7022cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier ManagedRegister in_reg, bool null_allowed) OVERRIDE; 7032c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers 7042cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier // Set up out_off to hold a Object** into the handle scope, or to be null if the 7052c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // value is null and null_allowed. 7062cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier void CreateHandleScopeEntry(FrameOffset out_off, FrameOffset handlescope_offset, 7072cebb24bfc3247d3e9be138a3350106737455918Mathieu Chartier ManagedRegister scratch, bool null_allowed) OVERRIDE; 7082c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers 709eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier // src holds a handle scope entry (Object**) load this into dst 710eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier void LoadReferenceFromHandleScope(ManagedRegister dst, ManagedRegister src) OVERRIDE; 7112c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers 7122c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Heap::VerifyObject on src. In some cases (such as a reference to this) we 7132c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // know that src may not be null. 714dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void VerifyObject(ManagedRegister src, bool could_be_null) OVERRIDE; 715dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void VerifyObject(FrameOffset src, bool could_be_null) OVERRIDE; 7162c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers 7172c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Call to address held at [base+offset] 718dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Call(ManagedRegister base, Offset offset, ManagedRegister scratch) OVERRIDE; 719dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void Call(FrameOffset base, Offset offset, ManagedRegister scratch) OVERRIDE; 720dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void CallFromThread32(ThreadOffset<4> offset, ManagedRegister scratch) OVERRIDE; 721a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 7222c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // Generate code to check if Thread::Current()->exception_ is non-null 7232c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers // and branch to a ExceptionSlowPath if it is. 724dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers void ExceptionPoll(ManagedRegister scratch, size_t stack_adjust) OVERRIDE; 725a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 7264d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain // 7274d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain // Heap poisoning. 7284d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain // 7294d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain 7304d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain // Poison a heap reference contained in `reg`. 7314d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain void PoisonHeapReference(Register reg) { negl(reg); } 7324d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain // Unpoison a heap reference contained in `reg`. 7334d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain void UnpoisonHeapReference(Register reg) { negl(reg); } 7344d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain // Unpoison a heap reference contained in `reg` if heap poisoning is enabled. 7354d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain void MaybeUnpoisonHeapReference(Register reg) { 7364d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain if (kPoisonHeapReferences) { 7374d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain UnpoisonHeapReference(reg); 7384d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain } 7394d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain } 7404d02711ea578dbb789abb30cbaf12f9926e13d81Roland Levillain 7410616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add a double to the constant area, returning the offset into 7420616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 7430616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddDouble(double v) { return constant_area_.AddDouble(v); } 7440616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 7450616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add a float to the constant area, returning the offset into 7460616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 7470616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddFloat(float v) { return constant_area_.AddFloat(v); } 7480616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 7490616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add an int32_t to the constant area, returning the offset into 7500616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 7510616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddInt32(int32_t v) { return constant_area_.AddInt32(v); } 7520616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 7530616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add an int64_t to the constant area, returning the offset into 7540616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // the constant area where the literal resides. 7550616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell int AddInt64(int64_t v) { return constant_area_.AddInt64(v); } 7560616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 7570616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Add the contents of the constant area to the assembler buffer. 7580616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell void AddConstantArea(); 7590616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 7600616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell // Is the constant area empty? Return true if there are no literals in the constant area. 7610616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell bool IsConstantAreaEmpty() const { return constant_area_.IsEmpty(); } 7620616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell void AddConstantAreaFixup(AssemblerFixup* fixup) { constant_area_.AddFixup(fixup); } 7630616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 764a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro private: 765a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro inline void EmitUint8(uint8_t value); 766a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro inline void EmitInt32(int32_t value); 767a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro inline void EmitRegisterOperand(int rm, int reg); 768a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro inline void EmitXmmRegisterOperand(int rm, XmmRegister reg); 769a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro inline void EmitFixup(AssemblerFixup* fixup); 770a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro inline void EmitOperandSizeOverride(); 771a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 772a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void EmitOperand(int rm, const Operand& operand); 773a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void EmitImmediate(const Immediate& imm); 774a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void EmitComplex(int rm, const Operand& operand, const Immediate& immediate); 775a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void EmitLabel(Label* label, int instruction_size); 776a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro void EmitLabelLink(Label* label); 77773f455ecb76d063846a82735eb80596ceee8cee3Mark Mendell void EmitLabelLink(NearLabel* label); 778a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 7797394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void EmitGenericShift(int rm, const Operand& operand, const Immediate& imm); 7807394569c9252b277710b2d7d3fc35fb0dd48fc4bMark P Mendell void EmitGenericShift(int rm, const Operand& operand, Register shifter); 781a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 7820616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell ConstantArea constant_area_; 7830616ae081e648f4b9b64b33e2624a943c5fce977Mark Mendell 7842c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers DISALLOW_COPY_AND_ASSIGN(X86Assembler); 785a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro}; 786a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 7872c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogersinline void X86Assembler::EmitUint8(uint8_t value) { 788a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro buffer_.Emit<uint8_t>(value); 789a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro} 790a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 7912c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogersinline void X86Assembler::EmitInt32(int32_t value) { 792a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro buffer_.Emit<int32_t>(value); 793a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro} 794a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 7952c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogersinline void X86Assembler::EmitRegisterOperand(int rm, int reg) { 796a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro CHECK_GE(rm, 0); 797a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro CHECK_LT(rm, 8); 798a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro buffer_.Emit<uint8_t>(0xC0 + (rm << 3) + reg); 799a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro} 800a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 8012c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogersinline void X86Assembler::EmitXmmRegisterOperand(int rm, XmmRegister reg) { 802a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro EmitRegisterOperand(rm, static_cast<Register>(reg)); 803a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro} 804a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 8052c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogersinline void X86Assembler::EmitFixup(AssemblerFixup* fixup) { 806a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro buffer_.EmitFixup(fixup); 807a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro} 808a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 8092c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogersinline void X86Assembler::EmitOperandSizeOverride() { 810a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro EmitUint8(0x66); 811a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro} 812a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 8132c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers// Slowpath entered when Thread::Current()->_exception is non-null 814dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogersclass X86ExceptionSlowPath FINAL : public SlowPath { 8152c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers public: 81693ba893c20532990a430741e0a97212900094e8cBrian Carlstrom explicit X86ExceptionSlowPath(size_t stack_adjust) : stack_adjust_(stack_adjust) {} 817dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers virtual void Emit(Assembler *sp_asm) OVERRIDE; 81800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers private: 81900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers const size_t stack_adjust_; 8202c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers}; 8212c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers 8222c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers} // namespace x86 8236b6b5f0e67ce03f38223a525612955663bc1799bCarl Shapiro} // namespace art 824a5d5cfda6239d8876937e75eba43222f639d2447Carl Shapiro 825166db04e259ca51838c311891598664deeed85adIan Rogers#endif // ART_COMPILER_UTILS_X86_ASSEMBLER_X86_H_ 826