Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright (c) 1994-2006 Sun Microsystems Inc. |
| 2 | // All Rights Reserved. |
| 3 | // |
| 4 | // Redistribution and use in source and binary forms, with or without |
| 5 | // modification, are permitted provided that the following conditions are |
| 6 | // met: |
| 7 | // |
| 8 | // - Redistributions of source code must retain the above copyright notice, |
| 9 | // this list of conditions and the following disclaimer. |
| 10 | // |
| 11 | // - Redistribution in binary form must reproduce the above copyright |
| 12 | // notice, this list of conditions and the following disclaimer in the |
| 13 | // documentation and/or other materials provided with the distribution. |
| 14 | // |
| 15 | // - Neither the name of Sun Microsystems or the names of contributors may |
| 16 | // be used to endorse or promote products derived from this software without |
| 17 | // specific prior written permission. |
| 18 | // |
| 19 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
| 20 | // IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 21 | // THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| 23 | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 24 | // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 25 | // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 26 | // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| 27 | // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 28 | // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 29 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | |
| 31 | // The original source code covered by the above license above has been |
| 32 | // modified significantly by Google Inc. |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 33 | // Copyright 2011 the V8 project authors. All rights reserved. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 34 | |
| 35 | // A light-weight IA32 Assembler. |
| 36 | |
| 37 | #ifndef V8_IA32_ASSEMBLER_IA32_H_ |
| 38 | #define V8_IA32_ASSEMBLER_IA32_H_ |
| 39 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 40 | #include <deque> |
| 41 | |
| 42 | #include "src/assembler.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 43 | #include "src/isolate.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 44 | #include "src/utils.h" |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 45 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 46 | namespace v8 { |
| 47 | namespace internal { |
| 48 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 49 | #define GENERAL_REGISTERS(V) \ |
| 50 | V(eax) \ |
| 51 | V(ecx) \ |
| 52 | V(edx) \ |
| 53 | V(ebx) \ |
| 54 | V(esp) \ |
| 55 | V(ebp) \ |
| 56 | V(esi) \ |
| 57 | V(edi) |
| 58 | |
| 59 | #define ALLOCATABLE_GENERAL_REGISTERS(V) \ |
| 60 | V(eax) \ |
| 61 | V(ecx) \ |
| 62 | V(edx) \ |
| 63 | V(ebx) \ |
| 64 | V(esi) \ |
| 65 | V(edi) |
| 66 | |
| 67 | #define DOUBLE_REGISTERS(V) \ |
| 68 | V(xmm0) \ |
| 69 | V(xmm1) \ |
| 70 | V(xmm2) \ |
| 71 | V(xmm3) \ |
| 72 | V(xmm4) \ |
| 73 | V(xmm5) \ |
| 74 | V(xmm6) \ |
| 75 | V(xmm7) |
| 76 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 77 | #define FLOAT_REGISTERS DOUBLE_REGISTERS |
| 78 | #define SIMD_REGISTERS DOUBLE_REGISTERS |
| 79 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 80 | #define ALLOCATABLE_DOUBLE_REGISTERS(V) \ |
| 81 | V(xmm1) \ |
| 82 | V(xmm2) \ |
| 83 | V(xmm3) \ |
| 84 | V(xmm4) \ |
| 85 | V(xmm5) \ |
| 86 | V(xmm6) \ |
| 87 | V(xmm7) |
| 88 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 89 | // CPU Registers. |
| 90 | // |
| 91 | // 1) We would prefer to use an enum, but enum values are assignment- |
| 92 | // compatible with int, which has caused code-generation bugs. |
| 93 | // |
| 94 | // 2) We would prefer to use a class instead of a struct but we don't like |
| 95 | // the register initialization to depend on the particular initialization |
| 96 | // order (which appears to be different on OS X, Linux, and Windows for the |
| 97 | // installed versions of C++ we tried). Using a struct permits C-style |
| 98 | // "initialization". Also, the Register objects cannot be const as this |
| 99 | // forces initialization stubs in MSVC, making us dependent on initialization |
| 100 | // order. |
| 101 | // |
| 102 | // 3) By not using an enum, we are possibly preventing the compiler from |
| 103 | // doing certain constant folds, which may significantly reduce the |
| 104 | // code generated for some assembly instructions (because they boil down |
| 105 | // to a few constants). If this is a problem, we could change the code |
| 106 | // such that we use an enum in optimized mode, and the struct in debug |
| 107 | // mode. This way we get the compile-time error checking in debug mode |
| 108 | // and best performance in optimized code. |
| 109 | // |
| 110 | struct Register { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 111 | enum Code { |
| 112 | #define REGISTER_CODE(R) kCode_##R, |
| 113 | GENERAL_REGISTERS(REGISTER_CODE) |
| 114 | #undef REGISTER_CODE |
| 115 | kAfterLast, |
| 116 | kCode_no_reg = -1 |
| 117 | }; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 118 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 119 | static const int kNumRegisters = Code::kAfterLast; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 120 | |
| 121 | static Register from_code(int code) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 122 | DCHECK(code >= 0); |
| 123 | DCHECK(code < kNumRegisters); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 124 | Register r = {code}; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 125 | return r; |
| 126 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 127 | const char* ToString(); |
| 128 | bool IsAllocatable() const; |
| 129 | bool is_valid() const { return 0 <= reg_code && reg_code < kNumRegisters; } |
| 130 | bool is(Register reg) const { return reg_code == reg.reg_code; } |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 131 | int code() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 132 | DCHECK(is_valid()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 133 | return reg_code; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 134 | } |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 135 | int bit() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 136 | DCHECK(is_valid()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 137 | return 1 << reg_code; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 138 | } |
| 139 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 140 | bool is_byte_register() const { return reg_code <= 3; } |
| 141 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 142 | // Unfortunately we can't make this private in a struct. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 143 | int reg_code; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 144 | }; |
| 145 | |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 146 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 147 | #define DECLARE_REGISTER(R) const Register R = {Register::kCode_##R}; |
| 148 | GENERAL_REGISTERS(DECLARE_REGISTER) |
| 149 | #undef DECLARE_REGISTER |
| 150 | const Register no_reg = {Register::kCode_no_reg}; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 151 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 152 | struct XMMRegister { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 153 | enum Code { |
| 154 | #define REGISTER_CODE(R) kCode_##R, |
| 155 | DOUBLE_REGISTERS(REGISTER_CODE) |
| 156 | #undef REGISTER_CODE |
| 157 | kAfterLast, |
| 158 | kCode_no_reg = -1 |
| 159 | }; |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 160 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 161 | static const int kMaxNumRegisters = Code::kAfterLast; |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 162 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 163 | static XMMRegister from_code(int code) { |
| 164 | XMMRegister result = {code}; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 165 | return result; |
| 166 | } |
| 167 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 168 | bool IsAllocatable() const; |
| 169 | bool is_valid() const { return 0 <= reg_code && reg_code < kMaxNumRegisters; } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 170 | |
| 171 | int code() const { |
| 172 | DCHECK(is_valid()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 173 | return reg_code; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 174 | } |
| 175 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 176 | bool is(XMMRegister reg) const { return reg_code == reg.reg_code; } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 177 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 178 | const char* ToString(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 179 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 180 | int reg_code; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 181 | }; |
| 182 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 183 | typedef XMMRegister FloatRegister; |
| 184 | |
| 185 | typedef XMMRegister DoubleRegister; |
| 186 | |
| 187 | typedef XMMRegister Simd128Register; |
| 188 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 189 | #define DECLARE_REGISTER(R) \ |
| 190 | const DoubleRegister R = {DoubleRegister::kCode_##R}; |
| 191 | DOUBLE_REGISTERS(DECLARE_REGISTER) |
| 192 | #undef DECLARE_REGISTER |
| 193 | const DoubleRegister no_double_reg = {DoubleRegister::kCode_no_reg}; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 194 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 195 | enum Condition { |
| 196 | // any value < 0 is considered no_condition |
| 197 | no_condition = -1, |
| 198 | |
| 199 | overflow = 0, |
| 200 | no_overflow = 1, |
| 201 | below = 2, |
| 202 | above_equal = 3, |
| 203 | equal = 4, |
| 204 | not_equal = 5, |
| 205 | below_equal = 6, |
| 206 | above = 7, |
| 207 | negative = 8, |
| 208 | positive = 9, |
| 209 | parity_even = 10, |
| 210 | parity_odd = 11, |
| 211 | less = 12, |
| 212 | greater_equal = 13, |
| 213 | less_equal = 14, |
| 214 | greater = 15, |
| 215 | |
| 216 | // aliases |
| 217 | carry = below, |
| 218 | not_carry = above_equal, |
| 219 | zero = equal, |
| 220 | not_zero = not_equal, |
| 221 | sign = negative, |
| 222 | not_sign = positive |
| 223 | }; |
| 224 | |
| 225 | |
| 226 | // Returns the equivalent of !cc. |
| 227 | // Negation of the default no_condition (-1) results in a non-default |
| 228 | // no_condition value (-2). As long as tests for no_condition check |
| 229 | // for condition < 0, this will work as expected. |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 230 | inline Condition NegateCondition(Condition cc) { |
| 231 | return static_cast<Condition>(cc ^ 1); |
| 232 | } |
| 233 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 234 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 235 | // Commute a condition such that {a cond b == b cond' a}. |
| 236 | inline Condition CommuteCondition(Condition cc) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 237 | switch (cc) { |
| 238 | case below: |
| 239 | return above; |
| 240 | case above: |
| 241 | return below; |
| 242 | case above_equal: |
| 243 | return below_equal; |
| 244 | case below_equal: |
| 245 | return above_equal; |
| 246 | case less: |
| 247 | return greater; |
| 248 | case greater: |
| 249 | return less; |
| 250 | case greater_equal: |
| 251 | return less_equal; |
| 252 | case less_equal: |
| 253 | return greater_equal; |
| 254 | default: |
| 255 | return cc; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 256 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 257 | } |
| 258 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 259 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 260 | enum RoundingMode { |
| 261 | kRoundToNearest = 0x0, |
| 262 | kRoundDown = 0x1, |
| 263 | kRoundUp = 0x2, |
| 264 | kRoundToZero = 0x3 |
| 265 | }; |
| 266 | |
| 267 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 268 | // ----------------------------------------------------------------------------- |
| 269 | // Machine instruction Immediates |
| 270 | |
| 271 | class Immediate BASE_EMBEDDED { |
| 272 | public: |
| 273 | inline explicit Immediate(int x); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 274 | inline explicit Immediate(const ExternalReference& ext); |
| 275 | inline explicit Immediate(Handle<Object> handle); |
| 276 | inline explicit Immediate(Smi* value); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 277 | inline explicit Immediate(Address addr); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 278 | inline explicit Immediate(Address x, RelocInfo::Mode rmode); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 279 | |
| 280 | static Immediate CodeRelativeOffset(Label* label) { |
| 281 | return Immediate(label); |
| 282 | } |
| 283 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 284 | bool is_zero() const { return x_ == 0 && RelocInfo::IsNone(rmode_); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 285 | bool is_int8() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 286 | return -128 <= x_ && x_ < 128 && RelocInfo::IsNone(rmode_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 287 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 288 | bool is_uint8() const { |
| 289 | return v8::internal::is_uint8(x_) && RelocInfo::IsNone(rmode_); |
| 290 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 291 | bool is_int16() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 292 | return -32768 <= x_ && x_ < 32768 && RelocInfo::IsNone(rmode_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 293 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 294 | bool is_uint16() const { |
| 295 | return v8::internal::is_uint16(x_) && RelocInfo::IsNone(rmode_); |
| 296 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 297 | |
| 298 | private: |
| 299 | inline explicit Immediate(Label* value); |
| 300 | |
| 301 | int x_; |
| 302 | RelocInfo::Mode rmode_; |
| 303 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 304 | friend class Operand; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 305 | friend class Assembler; |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 306 | friend class MacroAssembler; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 307 | }; |
| 308 | |
| 309 | |
| 310 | // ----------------------------------------------------------------------------- |
| 311 | // Machine instruction Operands |
| 312 | |
| 313 | enum ScaleFactor { |
| 314 | times_1 = 0, |
| 315 | times_2 = 1, |
| 316 | times_4 = 2, |
| 317 | times_8 = 3, |
Leon Clarke | 4515c47 | 2010-02-03 11:58:03 +0000 | [diff] [blame] | 318 | times_int_size = times_4, |
| 319 | times_half_pointer_size = times_2, |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 320 | times_pointer_size = times_4, |
| 321 | times_twice_pointer_size = times_8 |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 322 | }; |
| 323 | |
| 324 | |
| 325 | class Operand BASE_EMBEDDED { |
| 326 | public: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 327 | // reg |
| 328 | INLINE(explicit Operand(Register reg)); |
| 329 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 330 | // XMM reg |
| 331 | INLINE(explicit Operand(XMMRegister xmm_reg)); |
| 332 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 333 | // [disp/r] |
| 334 | INLINE(explicit Operand(int32_t disp, RelocInfo::Mode rmode)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 335 | |
| 336 | // [disp/r] |
| 337 | INLINE(explicit Operand(Immediate imm)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 338 | |
| 339 | // [base + disp/r] |
| 340 | explicit Operand(Register base, int32_t disp, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 341 | RelocInfo::Mode rmode = RelocInfo::NONE32); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 342 | |
| 343 | // [base + index*scale + disp/r] |
| 344 | explicit Operand(Register base, |
| 345 | Register index, |
| 346 | ScaleFactor scale, |
| 347 | int32_t disp, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 348 | RelocInfo::Mode rmode = RelocInfo::NONE32); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 349 | |
| 350 | // [index*scale + disp/r] |
| 351 | explicit Operand(Register index, |
| 352 | ScaleFactor scale, |
| 353 | int32_t disp, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 354 | RelocInfo::Mode rmode = RelocInfo::NONE32); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 355 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 356 | static Operand JumpTable(Register index, ScaleFactor scale, Label* table) { |
| 357 | return Operand(index, scale, reinterpret_cast<int32_t>(table), |
| 358 | RelocInfo::INTERNAL_REFERENCE); |
| 359 | } |
| 360 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 361 | static Operand StaticVariable(const ExternalReference& ext) { |
| 362 | return Operand(reinterpret_cast<int32_t>(ext.address()), |
| 363 | RelocInfo::EXTERNAL_REFERENCE); |
| 364 | } |
| 365 | |
| 366 | static Operand StaticArray(Register index, |
| 367 | ScaleFactor scale, |
| 368 | const ExternalReference& arr) { |
| 369 | return Operand(index, scale, reinterpret_cast<int32_t>(arr.address()), |
| 370 | RelocInfo::EXTERNAL_REFERENCE); |
| 371 | } |
| 372 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 373 | static Operand ForCell(Handle<Cell> cell) { |
| 374 | AllowDeferredHandleDereference embedding_raw_address; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 375 | return Operand(reinterpret_cast<int32_t>(cell.location()), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 376 | RelocInfo::CELL); |
| 377 | } |
| 378 | |
| 379 | static Operand ForRegisterPlusImmediate(Register base, Immediate imm) { |
| 380 | return Operand(base, imm.x_, imm.rmode_); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 381 | } |
| 382 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 383 | // Returns true if this Operand is a wrapper for the specified register. |
| 384 | bool is_reg(Register reg) const; |
| 385 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 386 | // Returns true if this Operand is a wrapper for one register. |
| 387 | bool is_reg_only() const; |
| 388 | |
| 389 | // Asserts that this Operand is a wrapper for one register and returns the |
| 390 | // register. |
| 391 | Register reg() const; |
| 392 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 393 | private: |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 394 | // Set the ModRM byte without an encoded 'reg' register. The |
| 395 | // register is encoded later as part of the emit_operand operation. |
| 396 | inline void set_modrm(int mod, Register rm); |
| 397 | |
| 398 | inline void set_sib(ScaleFactor scale, Register index, Register base); |
| 399 | inline void set_disp8(int8_t disp); |
| 400 | inline void set_dispr(int32_t disp, RelocInfo::Mode rmode); |
| 401 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 402 | byte buf_[6]; |
| 403 | // The number of bytes in buf_. |
| 404 | unsigned int len_; |
| 405 | // Only valid if len_ > 4. |
| 406 | RelocInfo::Mode rmode_; |
| 407 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 408 | friend class Assembler; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 409 | friend class MacroAssembler; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 410 | }; |
| 411 | |
| 412 | |
| 413 | // ----------------------------------------------------------------------------- |
| 414 | // A Displacement describes the 32bit immediate field of an instruction which |
| 415 | // may be used together with a Label in order to refer to a yet unknown code |
| 416 | // position. Displacements stored in the instruction stream are used to describe |
| 417 | // the instruction and to chain a list of instructions using the same Label. |
| 418 | // A Displacement contains 2 different fields: |
| 419 | // |
| 420 | // next field: position of next displacement in the chain (0 = end of list) |
| 421 | // type field: instruction type |
| 422 | // |
| 423 | // A next value of null (0) indicates the end of a chain (note that there can |
| 424 | // be no displacement at position zero, because there is always at least one |
| 425 | // instruction byte before the displacement). |
| 426 | // |
| 427 | // Displacement _data field layout |
| 428 | // |
| 429 | // |31.....2|1......0| |
| 430 | // [ next | type | |
| 431 | |
| 432 | class Displacement BASE_EMBEDDED { |
| 433 | public: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 434 | enum Type { UNCONDITIONAL_JUMP, CODE_RELATIVE, OTHER, CODE_ABSOLUTE }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 435 | |
| 436 | int data() const { return data_; } |
| 437 | Type type() const { return TypeField::decode(data_); } |
| 438 | void next(Label* L) const { |
| 439 | int n = NextField::decode(data_); |
| 440 | n > 0 ? L->link_to(n) : L->Unuse(); |
| 441 | } |
| 442 | void link_to(Label* L) { init(L, type()); } |
| 443 | |
| 444 | explicit Displacement(int data) { data_ = data; } |
| 445 | |
| 446 | Displacement(Label* L, Type type) { init(L, type); } |
| 447 | |
| 448 | void print() { |
| 449 | PrintF("%s (%x) ", (type() == UNCONDITIONAL_JUMP ? "jmp" : "[other]"), |
| 450 | NextField::decode(data_)); |
| 451 | } |
| 452 | |
| 453 | private: |
| 454 | int data_; |
| 455 | |
| 456 | class TypeField: public BitField<Type, 0, 2> {}; |
| 457 | class NextField: public BitField<int, 2, 32-2> {}; |
| 458 | |
| 459 | void init(Label* L, Type type); |
| 460 | }; |
| 461 | |
| 462 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 463 | class Assembler : public AssemblerBase { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 464 | private: |
| 465 | // We check before assembling an instruction that there is sufficient |
| 466 | // space to write an instruction and its relocation information. |
| 467 | // The relocation writer's position must be kGap bytes above the end of |
| 468 | // the generated instructions. This leaves enough space for the |
| 469 | // longest possible ia32 instruction, 15 bytes, and the longest possible |
| 470 | // relocation information encoding, RelocInfoWriter::kMaxLength == 16. |
| 471 | // (There is a 15 byte limit on ia32 instruction length that rules out some |
| 472 | // otherwise valid instructions.) |
| 473 | // This allows for a single, fast space check per instruction. |
| 474 | static const int kGap = 32; |
| 475 | |
| 476 | public: |
| 477 | // Create an assembler. Instructions and relocation information are emitted |
| 478 | // into a buffer, with the instructions starting from the beginning and the |
| 479 | // relocation information starting from the end of the buffer. See CodeDesc |
| 480 | // for a detailed comment on the layout (globals.h). |
| 481 | // |
| 482 | // If the provided buffer is NULL, the assembler allocates and grows its own |
| 483 | // buffer, and buffer_size determines the initial buffer size. The buffer is |
| 484 | // owned by the assembler and deallocated upon destruction of the assembler. |
| 485 | // |
| 486 | // If the provided buffer is not NULL, the assembler uses the provided buffer |
| 487 | // for code generation and assumes its size to be buffer_size. If the buffer |
| 488 | // is too small, a fatal error occurs. No deallocation of the buffer is done |
| 489 | // upon destruction of the assembler. |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 490 | // TODO(vitalyr): the assembler does not need an isolate. |
| 491 | Assembler(Isolate* isolate, void* buffer, int buffer_size); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 492 | virtual ~Assembler() { } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 493 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 494 | // GetCode emits any pending (non-emitted) code and fills the descriptor |
| 495 | // desc. GetCode() is idempotent; it returns the same result if no other |
| 496 | // Assembler functions are invoked in between GetCode() calls. |
| 497 | void GetCode(CodeDesc* desc); |
| 498 | |
| 499 | // Read/Modify the code target in the branch/call instruction at pc. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 500 | inline static Address target_address_at(Address pc, Address constant_pool); |
| 501 | inline static void set_target_address_at( |
| 502 | Isolate* isolate, Address pc, Address constant_pool, Address target, |
| 503 | ICacheFlushMode icache_flush_mode = FLUSH_ICACHE_IF_NEEDED); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 504 | static inline Address target_address_at(Address pc, Code* code) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 505 | Address constant_pool = code ? code->constant_pool() : NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 506 | return target_address_at(pc, constant_pool); |
| 507 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 508 | static inline void set_target_address_at( |
| 509 | Isolate* isolate, Address pc, Code* code, Address target, |
| 510 | ICacheFlushMode icache_flush_mode = FLUSH_ICACHE_IF_NEEDED) { |
| 511 | Address constant_pool = code ? code->constant_pool() : NULL; |
| 512 | set_target_address_at(isolate, pc, constant_pool, target); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 513 | } |
| 514 | |
| 515 | // Return the code target address at a call site from the return address |
| 516 | // of that call in the instruction stream. |
| 517 | inline static Address target_address_from_return_address(Address pc); |
| 518 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 519 | // This sets the branch destination (which is in the instruction on x86). |
| 520 | // This is for calls and branches within generated code. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 521 | inline static void deserialization_set_special_target_at( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 522 | Isolate* isolate, Address instruction_payload, Code* code, |
| 523 | Address target) { |
| 524 | set_target_address_at(isolate, instruction_payload, code, target); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 525 | } |
| 526 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 527 | // This sets the internal reference at the pc. |
| 528 | inline static void deserialization_set_target_internal_reference_at( |
| 529 | Isolate* isolate, Address pc, Address target, |
| 530 | RelocInfo::Mode mode = RelocInfo::INTERNAL_REFERENCE); |
| 531 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 532 | static const int kSpecialTargetSize = kPointerSize; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 533 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 534 | // Distance between the address of the code target in the call instruction |
| 535 | // and the return address |
| 536 | static const int kCallTargetAddressOffset = kPointerSize; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 537 | |
| 538 | static const int kCallInstructionLength = 5; |
| 539 | |
| 540 | // The debug break slot must be able to contain a call instruction. |
| 541 | static const int kDebugBreakSlotLength = kCallInstructionLength; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 542 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 543 | // Distance between start of patched debug break slot and the emitted address |
| 544 | // to jump to. |
| 545 | static const int kPatchDebugBreakSlotAddressOffset = 1; // JMP imm32. |
| 546 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 547 | // One byte opcode for test al, 0xXX. |
| 548 | static const byte kTestAlByte = 0xA8; |
| 549 | // One byte opcode for nop. |
| 550 | static const byte kNopByte = 0x90; |
| 551 | |
| 552 | // One byte opcode for a short unconditional jump. |
| 553 | static const byte kJmpShortOpcode = 0xEB; |
| 554 | // One byte prefix for a short conditional jump. |
| 555 | static const byte kJccShortPrefix = 0x70; |
| 556 | static const byte kJncShortOpcode = kJccShortPrefix | not_carry; |
| 557 | static const byte kJcShortOpcode = kJccShortPrefix | carry; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 558 | static const byte kJnzShortOpcode = kJccShortPrefix | not_zero; |
| 559 | static const byte kJzShortOpcode = kJccShortPrefix | zero; |
| 560 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 561 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 562 | // --------------------------------------------------------------------------- |
| 563 | // Code generation |
| 564 | // |
| 565 | // - function names correspond one-to-one to ia32 instruction mnemonics |
| 566 | // - unless specified otherwise, instructions operate on 32bit operands |
| 567 | // - instructions on 8bit (byte) operands/registers have a trailing '_b' |
| 568 | // - instructions on 16bit (word) operands/registers have a trailing '_w' |
| 569 | // - naming conflicts with C++ keywords are resolved via a trailing '_' |
| 570 | |
| 571 | // NOTE ON INTERFACE: Currently, the interface is not very consistent |
| 572 | // in the sense that some operations (e.g. mov()) can be called in more |
| 573 | // the one way to generate the same instruction: The Register argument |
| 574 | // can in some cases be replaced with an Operand(Register) argument. |
| 575 | // This should be cleaned up and made more orthogonal. The questions |
| 576 | // is: should we always use Operands instead of Registers where an |
| 577 | // Operand is possible, or should we have a Register (overloaded) form |
| 578 | // instead? We must be careful to make sure that the selected instruction |
| 579 | // is obvious from the parameters to avoid hard-to-find code generation |
| 580 | // bugs. |
| 581 | |
| 582 | // Insert the smallest number of nop instructions |
| 583 | // possible to align the pc offset to a multiple |
| 584 | // of m. m must be a power of 2. |
| 585 | void Align(int m); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 586 | // Insert the smallest number of zero bytes possible to align the pc offset |
| 587 | // to a mulitple of m. m must be a power of 2 (>= 2). |
| 588 | void DataAlign(int m); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 589 | void Nop(int bytes = 1); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 590 | // Aligns code to something that's optimal for a jump target for the platform. |
| 591 | void CodeTargetAlign(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 592 | |
| 593 | // Stack |
| 594 | void pushad(); |
| 595 | void popad(); |
| 596 | |
| 597 | void pushfd(); |
| 598 | void popfd(); |
| 599 | |
| 600 | void push(const Immediate& x); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 601 | void push_imm32(int32_t imm32); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 602 | void push(Register src); |
| 603 | void push(const Operand& src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 604 | |
| 605 | void pop(Register dst); |
| 606 | void pop(const Operand& dst); |
| 607 | |
| 608 | void enter(const Immediate& size); |
| 609 | void leave(); |
| 610 | |
| 611 | // Moves |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 612 | void mov_b(Register dst, Register src) { mov_b(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 613 | void mov_b(Register dst, const Operand& src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 614 | void mov_b(Register dst, int8_t imm8) { mov_b(Operand(dst), imm8); } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 615 | void mov_b(const Operand& dst, int8_t src) { mov_b(dst, Immediate(src)); } |
| 616 | void mov_b(const Operand& dst, const Immediate& src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 617 | void mov_b(const Operand& dst, Register src); |
| 618 | |
| 619 | void mov_w(Register dst, const Operand& src); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 620 | void mov_w(const Operand& dst, int16_t src) { mov_w(dst, Immediate(src)); } |
| 621 | void mov_w(const Operand& dst, const Immediate& src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 622 | void mov_w(const Operand& dst, Register src); |
| 623 | |
| 624 | void mov(Register dst, int32_t imm32); |
| 625 | void mov(Register dst, const Immediate& x); |
| 626 | void mov(Register dst, Handle<Object> handle); |
| 627 | void mov(Register dst, const Operand& src); |
| 628 | void mov(Register dst, Register src); |
| 629 | void mov(const Operand& dst, const Immediate& x); |
| 630 | void mov(const Operand& dst, Handle<Object> handle); |
| 631 | void mov(const Operand& dst, Register src); |
| 632 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 633 | void movsx_b(Register dst, Register src) { movsx_b(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 634 | void movsx_b(Register dst, const Operand& src); |
| 635 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 636 | void movsx_w(Register dst, Register src) { movsx_w(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 637 | void movsx_w(Register dst, const Operand& src); |
| 638 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 639 | void movzx_b(Register dst, Register src) { movzx_b(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 640 | void movzx_b(Register dst, const Operand& src); |
| 641 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 642 | void movzx_w(Register dst, Register src) { movzx_w(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 643 | void movzx_w(Register dst, const Operand& src); |
| 644 | |
| 645 | // Conditional moves |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 646 | void cmov(Condition cc, Register dst, Register src) { |
| 647 | cmov(cc, dst, Operand(src)); |
| 648 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 649 | void cmov(Condition cc, Register dst, const Operand& src); |
| 650 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 651 | // Flag management. |
| 652 | void cld(); |
| 653 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 654 | // Repetitive string instructions. |
| 655 | void rep_movs(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 656 | void rep_stos(); |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 657 | void stos(); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 658 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 659 | // Exchange |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 660 | void xchg(Register dst, Register src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 661 | void xchg(Register dst, const Operand& src); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 662 | void xchg_b(Register reg, const Operand& op); |
| 663 | void xchg_w(Register reg, const Operand& op); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 664 | |
| 665 | // Arithmetics |
| 666 | void adc(Register dst, int32_t imm32); |
| 667 | void adc(Register dst, const Operand& src); |
| 668 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 669 | void add(Register dst, Register src) { add(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 670 | void add(Register dst, const Operand& src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 671 | void add(const Operand& dst, Register src); |
| 672 | void add(Register dst, const Immediate& imm) { add(Operand(dst), imm); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 673 | void add(const Operand& dst, const Immediate& x); |
| 674 | |
| 675 | void and_(Register dst, int32_t imm32); |
Steve Block | 5915150 | 2010-09-22 15:07:15 +0100 | [diff] [blame] | 676 | void and_(Register dst, const Immediate& x); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 677 | void and_(Register dst, Register src) { and_(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 678 | void and_(Register dst, const Operand& src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 679 | void and_(const Operand& dst, Register src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 680 | void and_(const Operand& dst, const Immediate& x); |
| 681 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 682 | void cmpb(Register reg, Immediate imm8) { cmpb(Operand(reg), imm8); } |
| 683 | void cmpb(const Operand& op, Immediate imm8); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 684 | void cmpb(Register reg, const Operand& op); |
| 685 | void cmpb(const Operand& op, Register reg); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 686 | void cmpb(Register dst, Register src) { cmpb(Operand(dst), src); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 687 | void cmpb_al(const Operand& op); |
| 688 | void cmpw_ax(const Operand& op); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 689 | void cmpw(const Operand& dst, Immediate src); |
| 690 | void cmpw(Register dst, Immediate src) { cmpw(Operand(dst), src); } |
| 691 | void cmpw(Register dst, const Operand& src); |
| 692 | void cmpw(Register dst, Register src) { cmpw(Operand(dst), src); } |
| 693 | void cmpw(const Operand& dst, Register src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 694 | void cmp(Register reg, int32_t imm32); |
| 695 | void cmp(Register reg, Handle<Object> handle); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 696 | void cmp(Register reg0, Register reg1) { cmp(reg0, Operand(reg1)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 697 | void cmp(Register reg, const Operand& op); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 698 | void cmp(Register reg, const Immediate& imm) { cmp(Operand(reg), imm); } |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 699 | void cmp(const Operand& op, Register reg); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 700 | void cmp(const Operand& op, const Immediate& imm); |
| 701 | void cmp(const Operand& op, Handle<Object> handle); |
| 702 | |
| 703 | void dec_b(Register dst); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 704 | void dec_b(const Operand& dst); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 705 | |
| 706 | void dec(Register dst); |
| 707 | void dec(const Operand& dst); |
| 708 | |
| 709 | void cdq(); |
| 710 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 711 | void idiv(Register src) { idiv(Operand(src)); } |
| 712 | void idiv(const Operand& src); |
| 713 | void div(Register src) { div(Operand(src)); } |
| 714 | void div(const Operand& src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 715 | |
| 716 | // Signed multiply instructions. |
| 717 | void imul(Register src); // edx:eax = eax * src. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 718 | void imul(Register dst, Register src) { imul(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 719 | void imul(Register dst, const Operand& src); // dst = dst * src. |
| 720 | void imul(Register dst, Register src, int32_t imm32); // dst = src * imm32. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 721 | void imul(Register dst, const Operand& src, int32_t imm32); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 722 | |
| 723 | void inc(Register dst); |
| 724 | void inc(const Operand& dst); |
| 725 | |
| 726 | void lea(Register dst, const Operand& src); |
| 727 | |
| 728 | // Unsigned multiply instruction. |
| 729 | void mul(Register src); // edx:eax = eax * reg. |
| 730 | |
| 731 | void neg(Register dst); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 732 | void neg(const Operand& dst); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 733 | |
| 734 | void not_(Register dst); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 735 | void not_(const Operand& dst); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 736 | |
| 737 | void or_(Register dst, int32_t imm32); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 738 | void or_(Register dst, Register src) { or_(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 739 | void or_(Register dst, const Operand& src); |
| 740 | void or_(const Operand& dst, Register src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 741 | void or_(Register dst, const Immediate& imm) { or_(Operand(dst), imm); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 742 | void or_(const Operand& dst, const Immediate& x); |
| 743 | |
| 744 | void rcl(Register dst, uint8_t imm8); |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 745 | void rcr(Register dst, uint8_t imm8); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 746 | |
| 747 | void ror(Register dst, uint8_t imm8) { ror(Operand(dst), imm8); } |
| 748 | void ror(const Operand& dst, uint8_t imm8); |
| 749 | void ror_cl(Register dst) { ror_cl(Operand(dst)); } |
| 750 | void ror_cl(const Operand& dst); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 751 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 752 | void sar(Register dst, uint8_t imm8) { sar(Operand(dst), imm8); } |
| 753 | void sar(const Operand& dst, uint8_t imm8); |
| 754 | void sar_cl(Register dst) { sar_cl(Operand(dst)); } |
| 755 | void sar_cl(const Operand& dst); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 756 | |
| 757 | void sbb(Register dst, const Operand& src); |
| 758 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 759 | void shl(Register dst, uint8_t imm8) { shl(Operand(dst), imm8); } |
| 760 | void shl(const Operand& dst, uint8_t imm8); |
| 761 | void shl_cl(Register dst) { shl_cl(Operand(dst)); } |
| 762 | void shl_cl(const Operand& dst); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 763 | void shld(Register dst, Register src, uint8_t shift); |
| 764 | void shld_cl(Register dst, Register src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 765 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 766 | void shr(Register dst, uint8_t imm8) { shr(Operand(dst), imm8); } |
| 767 | void shr(const Operand& dst, uint8_t imm8); |
| 768 | void shr_cl(Register dst) { shr_cl(Operand(dst)); } |
| 769 | void shr_cl(const Operand& dst); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 770 | void shrd(Register dst, Register src, uint8_t shift); |
| 771 | void shrd_cl(Register dst, Register src) { shrd_cl(Operand(dst), src); } |
| 772 | void shrd_cl(const Operand& dst, Register src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 773 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 774 | void sub(Register dst, const Immediate& imm) { sub(Operand(dst), imm); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 775 | void sub(const Operand& dst, const Immediate& x); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 776 | void sub(Register dst, Register src) { sub(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 777 | void sub(Register dst, const Operand& src); |
| 778 | void sub(const Operand& dst, Register src); |
| 779 | |
| 780 | void test(Register reg, const Immediate& imm); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 781 | void test(Register reg0, Register reg1) { test(reg0, Operand(reg1)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 782 | void test(Register reg, const Operand& op); |
| 783 | void test(const Operand& op, const Immediate& imm); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 784 | void test(const Operand& op, Register reg) { test(reg, op); } |
| 785 | void test_b(Register reg, const Operand& op); |
| 786 | void test_b(Register reg, Immediate imm8); |
| 787 | void test_b(const Operand& op, Immediate imm8); |
| 788 | void test_b(const Operand& op, Register reg) { test_b(reg, op); } |
| 789 | void test_b(Register dst, Register src) { test_b(dst, Operand(src)); } |
| 790 | void test_w(Register reg, const Operand& op); |
| 791 | void test_w(Register reg, Immediate imm16); |
| 792 | void test_w(const Operand& op, Immediate imm16); |
| 793 | void test_w(const Operand& op, Register reg) { test_w(reg, op); } |
| 794 | void test_w(Register dst, Register src) { test_w(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 795 | |
| 796 | void xor_(Register dst, int32_t imm32); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 797 | void xor_(Register dst, Register src) { xor_(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 798 | void xor_(Register dst, const Operand& src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 799 | void xor_(const Operand& dst, Register src); |
| 800 | void xor_(Register dst, const Immediate& imm) { xor_(Operand(dst), imm); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 801 | void xor_(const Operand& dst, const Immediate& x); |
| 802 | |
| 803 | // Bit operations. |
| 804 | void bt(const Operand& dst, Register src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 805 | void bts(Register dst, Register src) { bts(Operand(dst), src); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 806 | void bts(const Operand& dst, Register src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 807 | void bsr(Register dst, Register src) { bsr(dst, Operand(src)); } |
| 808 | void bsr(Register dst, const Operand& src); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 809 | void bsf(Register dst, Register src) { bsf(dst, Operand(src)); } |
| 810 | void bsf(Register dst, const Operand& src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 811 | |
| 812 | // Miscellaneous |
| 813 | void hlt(); |
| 814 | void int3(); |
| 815 | void nop(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 816 | void ret(int imm16); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 817 | void ud2(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 818 | |
| 819 | // Label operations & relative jumps (PPUM Appendix D) |
| 820 | // |
| 821 | // Takes a branch opcode (cc) and a label (L) and generates |
| 822 | // either a backward branch or a forward branch and links it |
| 823 | // to the label fixup chain. Usage: |
| 824 | // |
| 825 | // Label L; // unbound label |
| 826 | // j(cc, &L); // forward branch to unbound label |
| 827 | // bind(&L); // bind label to the current pc |
| 828 | // j(cc, &L); // backward branch to bound label |
| 829 | // bind(&L); // illegal: a label may be bound only once |
| 830 | // |
| 831 | // Note: The same Label can be used for forward and backward branches |
| 832 | // but it may be bound only once. |
| 833 | |
| 834 | void bind(Label* L); // binds an unbound label L to the current code position |
| 835 | |
| 836 | // Calls |
| 837 | void call(Label* L); |
| 838 | void call(byte* entry, RelocInfo::Mode rmode); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 839 | int CallSize(const Operand& adr); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 840 | void call(Register reg) { call(Operand(reg)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 841 | void call(const Operand& adr); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 842 | int CallSize(Handle<Code> code, RelocInfo::Mode mode); |
| 843 | void call(Handle<Code> code, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 844 | RelocInfo::Mode rmode, |
| 845 | TypeFeedbackId id = TypeFeedbackId::None()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 846 | |
| 847 | // Jumps |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 848 | // unconditional jump to L |
| 849 | void jmp(Label* L, Label::Distance distance = Label::kFar); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 850 | void jmp(byte* entry, RelocInfo::Mode rmode); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 851 | void jmp(Register reg) { jmp(Operand(reg)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 852 | void jmp(const Operand& adr); |
| 853 | void jmp(Handle<Code> code, RelocInfo::Mode rmode); |
| 854 | |
| 855 | // Conditional jumps |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 856 | void j(Condition cc, |
| 857 | Label* L, |
| 858 | Label::Distance distance = Label::kFar); |
| 859 | void j(Condition cc, byte* entry, RelocInfo::Mode rmode); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 860 | void j(Condition cc, Handle<Code> code, |
| 861 | RelocInfo::Mode rmode = RelocInfo::CODE_TARGET); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 862 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 863 | // Floating-point operations |
| 864 | void fld(int i); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 865 | void fstp(int i); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 866 | |
| 867 | void fld1(); |
| 868 | void fldz(); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 869 | void fldpi(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 870 | void fldln2(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 871 | |
| 872 | void fld_s(const Operand& adr); |
| 873 | void fld_d(const Operand& adr); |
| 874 | |
| 875 | void fstp_s(const Operand& adr); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 876 | void fst_s(const Operand& adr); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 877 | void fstp_d(const Operand& adr); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 878 | void fst_d(const Operand& adr); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 879 | |
| 880 | void fild_s(const Operand& adr); |
| 881 | void fild_d(const Operand& adr); |
| 882 | |
| 883 | void fist_s(const Operand& adr); |
| 884 | |
| 885 | void fistp_s(const Operand& adr); |
| 886 | void fistp_d(const Operand& adr); |
| 887 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 888 | // The fisttp instructions require SSE3. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 889 | void fisttp_s(const Operand& adr); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 890 | void fisttp_d(const Operand& adr); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 891 | |
| 892 | void fabs(); |
| 893 | void fchs(); |
| 894 | void fcos(); |
| 895 | void fsin(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 896 | void fptan(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 897 | void fyl2x(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 898 | void f2xm1(); |
| 899 | void fscale(); |
| 900 | void fninit(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 901 | |
| 902 | void fadd(int i); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 903 | void fadd_i(int i); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 904 | void fsub(int i); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 905 | void fsub_i(int i); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 906 | void fmul(int i); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 907 | void fmul_i(int i); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 908 | void fdiv(int i); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 909 | void fdiv_i(int i); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 910 | |
| 911 | void fisub_s(const Operand& adr); |
| 912 | |
| 913 | void faddp(int i = 1); |
| 914 | void fsubp(int i = 1); |
| 915 | void fsubrp(int i = 1); |
| 916 | void fmulp(int i = 1); |
| 917 | void fdivp(int i = 1); |
| 918 | void fprem(); |
| 919 | void fprem1(); |
| 920 | |
| 921 | void fxch(int i = 1); |
| 922 | void fincstp(); |
| 923 | void ffree(int i = 0); |
| 924 | |
| 925 | void ftst(); |
| 926 | void fucomp(int i); |
| 927 | void fucompp(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 928 | void fucomi(int i); |
| 929 | void fucomip(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 930 | void fcompp(); |
| 931 | void fnstsw_ax(); |
| 932 | void fwait(); |
| 933 | void fnclex(); |
| 934 | |
| 935 | void frndint(); |
| 936 | |
| 937 | void sahf(); |
| 938 | void setcc(Condition cc, Register reg); |
| 939 | |
| 940 | void cpuid(); |
| 941 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 942 | // SSE instructions |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 943 | void addss(XMMRegister dst, XMMRegister src) { addss(dst, Operand(src)); } |
| 944 | void addss(XMMRegister dst, const Operand& src); |
| 945 | void subss(XMMRegister dst, XMMRegister src) { subss(dst, Operand(src)); } |
| 946 | void subss(XMMRegister dst, const Operand& src); |
| 947 | void mulss(XMMRegister dst, XMMRegister src) { mulss(dst, Operand(src)); } |
| 948 | void mulss(XMMRegister dst, const Operand& src); |
| 949 | void divss(XMMRegister dst, XMMRegister src) { divss(dst, Operand(src)); } |
| 950 | void divss(XMMRegister dst, const Operand& src); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 951 | void sqrtss(XMMRegister dst, XMMRegister src) { sqrtss(dst, Operand(src)); } |
| 952 | void sqrtss(XMMRegister dst, const Operand& src); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 953 | |
| 954 | void ucomiss(XMMRegister dst, XMMRegister src) { ucomiss(dst, Operand(src)); } |
| 955 | void ucomiss(XMMRegister dst, const Operand& src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 956 | void movaps(XMMRegister dst, XMMRegister src); |
| 957 | void shufps(XMMRegister dst, XMMRegister src, byte imm8); |
| 958 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 959 | void maxss(XMMRegister dst, XMMRegister src) { maxss(dst, Operand(src)); } |
| 960 | void maxss(XMMRegister dst, const Operand& src); |
| 961 | void minss(XMMRegister dst, XMMRegister src) { minss(dst, Operand(src)); } |
| 962 | void minss(XMMRegister dst, const Operand& src); |
| 963 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 964 | void andps(XMMRegister dst, const Operand& src); |
| 965 | void andps(XMMRegister dst, XMMRegister src) { andps(dst, Operand(src)); } |
| 966 | void xorps(XMMRegister dst, const Operand& src); |
| 967 | void xorps(XMMRegister dst, XMMRegister src) { xorps(dst, Operand(src)); } |
| 968 | void orps(XMMRegister dst, const Operand& src); |
| 969 | void orps(XMMRegister dst, XMMRegister src) { orps(dst, Operand(src)); } |
| 970 | |
| 971 | void addps(XMMRegister dst, const Operand& src); |
| 972 | void addps(XMMRegister dst, XMMRegister src) { addps(dst, Operand(src)); } |
| 973 | void subps(XMMRegister dst, const Operand& src); |
| 974 | void subps(XMMRegister dst, XMMRegister src) { subps(dst, Operand(src)); } |
| 975 | void mulps(XMMRegister dst, const Operand& src); |
| 976 | void mulps(XMMRegister dst, XMMRegister src) { mulps(dst, Operand(src)); } |
| 977 | void divps(XMMRegister dst, const Operand& src); |
| 978 | void divps(XMMRegister dst, XMMRegister src) { divps(dst, Operand(src)); } |
| 979 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 980 | // SSE2 instructions |
| 981 | void cvttss2si(Register dst, const Operand& src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 982 | void cvttss2si(Register dst, XMMRegister src) { |
| 983 | cvttss2si(dst, Operand(src)); |
| 984 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 985 | void cvttsd2si(Register dst, const Operand& src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 986 | void cvttsd2si(Register dst, XMMRegister src) { |
| 987 | cvttsd2si(dst, Operand(src)); |
| 988 | } |
| 989 | void cvtsd2si(Register dst, XMMRegister src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 990 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 991 | void cvtsi2ss(XMMRegister dst, Register src) { cvtsi2ss(dst, Operand(src)); } |
| 992 | void cvtsi2ss(XMMRegister dst, const Operand& src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 993 | void cvtsi2sd(XMMRegister dst, Register src) { cvtsi2sd(dst, Operand(src)); } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 994 | void cvtsi2sd(XMMRegister dst, const Operand& src); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 995 | void cvtss2sd(XMMRegister dst, const Operand& src); |
| 996 | void cvtss2sd(XMMRegister dst, XMMRegister src) { |
| 997 | cvtss2sd(dst, Operand(src)); |
| 998 | } |
| 999 | void cvtsd2ss(XMMRegister dst, const Operand& src); |
| 1000 | void cvtsd2ss(XMMRegister dst, XMMRegister src) { |
| 1001 | cvtsd2ss(dst, Operand(src)); |
| 1002 | } |
| 1003 | void addsd(XMMRegister dst, XMMRegister src) { addsd(dst, Operand(src)); } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1004 | void addsd(XMMRegister dst, const Operand& src); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1005 | void subsd(XMMRegister dst, XMMRegister src) { subsd(dst, Operand(src)); } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1006 | void subsd(XMMRegister dst, const Operand& src); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1007 | void mulsd(XMMRegister dst, XMMRegister src) { mulsd(dst, Operand(src)); } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1008 | void mulsd(XMMRegister dst, const Operand& src); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1009 | void divsd(XMMRegister dst, XMMRegister src) { divsd(dst, Operand(src)); } |
| 1010 | void divsd(XMMRegister dst, const Operand& src); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 1011 | void xorpd(XMMRegister dst, XMMRegister src); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1012 | void sqrtsd(XMMRegister dst, XMMRegister src) { sqrtsd(dst, Operand(src)); } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1013 | void sqrtsd(XMMRegister dst, const Operand& src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1014 | |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1015 | void andpd(XMMRegister dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1016 | void orpd(XMMRegister dst, XMMRegister src); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1017 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1018 | void ucomisd(XMMRegister dst, XMMRegister src) { ucomisd(dst, Operand(src)); } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1019 | void ucomisd(XMMRegister dst, const Operand& src); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1020 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1021 | void roundss(XMMRegister dst, XMMRegister src, RoundingMode mode); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1022 | void roundsd(XMMRegister dst, XMMRegister src, RoundingMode mode); |
| 1023 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1024 | void movmskpd(Register dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1025 | void movmskps(Register dst, XMMRegister src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1026 | |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1027 | void cmpltsd(XMMRegister dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1028 | void pcmpeqd(XMMRegister dst, XMMRegister src); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1029 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1030 | void punpckldq(XMMRegister dst, XMMRegister src); |
| 1031 | void punpckhdq(XMMRegister dst, XMMRegister src); |
| 1032 | |
| 1033 | void maxsd(XMMRegister dst, XMMRegister src) { maxsd(dst, Operand(src)); } |
| 1034 | void maxsd(XMMRegister dst, const Operand& src); |
| 1035 | void minsd(XMMRegister dst, XMMRegister src) { minsd(dst, Operand(src)); } |
| 1036 | void minsd(XMMRegister dst, const Operand& src); |
| 1037 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 1038 | void movdqa(XMMRegister dst, const Operand& src); |
| 1039 | void movdqa(const Operand& dst, XMMRegister src); |
| 1040 | void movdqu(XMMRegister dst, const Operand& src); |
| 1041 | void movdqu(const Operand& dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1042 | void movdq(bool aligned, XMMRegister dst, const Operand& src) { |
| 1043 | if (aligned) { |
| 1044 | movdqa(dst, src); |
| 1045 | } else { |
| 1046 | movdqu(dst, src); |
| 1047 | } |
| 1048 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1049 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1050 | void movd(XMMRegister dst, Register src) { movd(dst, Operand(src)); } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1051 | void movd(XMMRegister dst, const Operand& src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1052 | void movd(Register dst, XMMRegister src) { movd(Operand(dst), src); } |
| 1053 | void movd(const Operand& dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1054 | void movsd(XMMRegister dst, XMMRegister src) { movsd(dst, Operand(src)); } |
| 1055 | void movsd(XMMRegister dst, const Operand& src); |
| 1056 | void movsd(const Operand& dst, XMMRegister src); |
| 1057 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1058 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1059 | void movss(XMMRegister dst, const Operand& src); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1060 | void movss(const Operand& dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1061 | void movss(XMMRegister dst, XMMRegister src) { movss(dst, Operand(src)); } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1062 | void extractps(Register dst, XMMRegister src, byte imm8); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1063 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1064 | void pand(XMMRegister dst, XMMRegister src); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1065 | void pxor(XMMRegister dst, XMMRegister src); |
Ben Murdoch | b8e0da2 | 2011-05-16 14:20:40 +0100 | [diff] [blame] | 1066 | void por(XMMRegister dst, XMMRegister src); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1067 | void ptest(XMMRegister dst, XMMRegister src); |
| 1068 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1069 | void pslld(XMMRegister reg, int8_t shift); |
| 1070 | void psrld(XMMRegister reg, int8_t shift); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1071 | void psllq(XMMRegister reg, int8_t shift); |
Ben Murdoch | b8e0da2 | 2011-05-16 14:20:40 +0100 | [diff] [blame] | 1072 | void psllq(XMMRegister dst, XMMRegister src); |
| 1073 | void psrlq(XMMRegister reg, int8_t shift); |
| 1074 | void psrlq(XMMRegister dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1075 | void pshufd(XMMRegister dst, XMMRegister src, uint8_t shuffle); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1076 | void pextrd(Register dst, XMMRegister src, int8_t offset) { |
| 1077 | pextrd(Operand(dst), src, offset); |
| 1078 | } |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1079 | void pextrd(const Operand& dst, XMMRegister src, int8_t offset); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1080 | void pinsrd(XMMRegister dst, Register src, int8_t offset) { |
| 1081 | pinsrd(dst, Operand(src), offset); |
| 1082 | } |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 1083 | void pinsrd(XMMRegister dst, const Operand& src, int8_t offset); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1084 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1085 | // AVX instructions |
| 1086 | void vfmadd132sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1087 | vfmadd132sd(dst, src1, Operand(src2)); |
| 1088 | } |
| 1089 | void vfmadd213sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1090 | vfmadd213sd(dst, src1, Operand(src2)); |
| 1091 | } |
| 1092 | void vfmadd231sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1093 | vfmadd231sd(dst, src1, Operand(src2)); |
| 1094 | } |
| 1095 | void vfmadd132sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1096 | vfmasd(0x99, dst, src1, src2); |
| 1097 | } |
| 1098 | void vfmadd213sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1099 | vfmasd(0xa9, dst, src1, src2); |
| 1100 | } |
| 1101 | void vfmadd231sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1102 | vfmasd(0xb9, dst, src1, src2); |
| 1103 | } |
| 1104 | void vfmsub132sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1105 | vfmsub132sd(dst, src1, Operand(src2)); |
| 1106 | } |
| 1107 | void vfmsub213sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1108 | vfmsub213sd(dst, src1, Operand(src2)); |
| 1109 | } |
| 1110 | void vfmsub231sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1111 | vfmsub231sd(dst, src1, Operand(src2)); |
| 1112 | } |
| 1113 | void vfmsub132sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1114 | vfmasd(0x9b, dst, src1, src2); |
| 1115 | } |
| 1116 | void vfmsub213sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1117 | vfmasd(0xab, dst, src1, src2); |
| 1118 | } |
| 1119 | void vfmsub231sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1120 | vfmasd(0xbb, dst, src1, src2); |
| 1121 | } |
| 1122 | void vfnmadd132sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1123 | vfnmadd132sd(dst, src1, Operand(src2)); |
| 1124 | } |
| 1125 | void vfnmadd213sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1126 | vfnmadd213sd(dst, src1, Operand(src2)); |
| 1127 | } |
| 1128 | void vfnmadd231sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1129 | vfnmadd231sd(dst, src1, Operand(src2)); |
| 1130 | } |
| 1131 | void vfnmadd132sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1132 | vfmasd(0x9d, dst, src1, src2); |
| 1133 | } |
| 1134 | void vfnmadd213sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1135 | vfmasd(0xad, dst, src1, src2); |
| 1136 | } |
| 1137 | void vfnmadd231sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1138 | vfmasd(0xbd, dst, src1, src2); |
| 1139 | } |
| 1140 | void vfnmsub132sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1141 | vfnmsub132sd(dst, src1, Operand(src2)); |
| 1142 | } |
| 1143 | void vfnmsub213sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1144 | vfnmsub213sd(dst, src1, Operand(src2)); |
| 1145 | } |
| 1146 | void vfnmsub231sd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1147 | vfnmsub231sd(dst, src1, Operand(src2)); |
| 1148 | } |
| 1149 | void vfnmsub132sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1150 | vfmasd(0x9f, dst, src1, src2); |
| 1151 | } |
| 1152 | void vfnmsub213sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1153 | vfmasd(0xaf, dst, src1, src2); |
| 1154 | } |
| 1155 | void vfnmsub231sd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1156 | vfmasd(0xbf, dst, src1, src2); |
| 1157 | } |
| 1158 | void vfmasd(byte op, XMMRegister dst, XMMRegister src1, const Operand& src2); |
| 1159 | |
| 1160 | void vfmadd132ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1161 | vfmadd132ss(dst, src1, Operand(src2)); |
| 1162 | } |
| 1163 | void vfmadd213ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1164 | vfmadd213ss(dst, src1, Operand(src2)); |
| 1165 | } |
| 1166 | void vfmadd231ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1167 | vfmadd231ss(dst, src1, Operand(src2)); |
| 1168 | } |
| 1169 | void vfmadd132ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1170 | vfmass(0x99, dst, src1, src2); |
| 1171 | } |
| 1172 | void vfmadd213ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1173 | vfmass(0xa9, dst, src1, src2); |
| 1174 | } |
| 1175 | void vfmadd231ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1176 | vfmass(0xb9, dst, src1, src2); |
| 1177 | } |
| 1178 | void vfmsub132ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1179 | vfmsub132ss(dst, src1, Operand(src2)); |
| 1180 | } |
| 1181 | void vfmsub213ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1182 | vfmsub213ss(dst, src1, Operand(src2)); |
| 1183 | } |
| 1184 | void vfmsub231ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1185 | vfmsub231ss(dst, src1, Operand(src2)); |
| 1186 | } |
| 1187 | void vfmsub132ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1188 | vfmass(0x9b, dst, src1, src2); |
| 1189 | } |
| 1190 | void vfmsub213ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1191 | vfmass(0xab, dst, src1, src2); |
| 1192 | } |
| 1193 | void vfmsub231ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1194 | vfmass(0xbb, dst, src1, src2); |
| 1195 | } |
| 1196 | void vfnmadd132ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1197 | vfnmadd132ss(dst, src1, Operand(src2)); |
| 1198 | } |
| 1199 | void vfnmadd213ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1200 | vfnmadd213ss(dst, src1, Operand(src2)); |
| 1201 | } |
| 1202 | void vfnmadd231ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1203 | vfnmadd231ss(dst, src1, Operand(src2)); |
| 1204 | } |
| 1205 | void vfnmadd132ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1206 | vfmass(0x9d, dst, src1, src2); |
| 1207 | } |
| 1208 | void vfnmadd213ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1209 | vfmass(0xad, dst, src1, src2); |
| 1210 | } |
| 1211 | void vfnmadd231ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1212 | vfmass(0xbd, dst, src1, src2); |
| 1213 | } |
| 1214 | void vfnmsub132ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1215 | vfnmsub132ss(dst, src1, Operand(src2)); |
| 1216 | } |
| 1217 | void vfnmsub213ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1218 | vfnmsub213ss(dst, src1, Operand(src2)); |
| 1219 | } |
| 1220 | void vfnmsub231ss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1221 | vfnmsub231ss(dst, src1, Operand(src2)); |
| 1222 | } |
| 1223 | void vfnmsub132ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1224 | vfmass(0x9f, dst, src1, src2); |
| 1225 | } |
| 1226 | void vfnmsub213ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1227 | vfmass(0xaf, dst, src1, src2); |
| 1228 | } |
| 1229 | void vfnmsub231ss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1230 | vfmass(0xbf, dst, src1, src2); |
| 1231 | } |
| 1232 | void vfmass(byte op, XMMRegister dst, XMMRegister src1, const Operand& src2); |
| 1233 | |
| 1234 | void vaddsd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1235 | vaddsd(dst, src1, Operand(src2)); |
| 1236 | } |
| 1237 | void vaddsd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1238 | vsd(0x58, dst, src1, src2); |
| 1239 | } |
| 1240 | void vsubsd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1241 | vsubsd(dst, src1, Operand(src2)); |
| 1242 | } |
| 1243 | void vsubsd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1244 | vsd(0x5c, dst, src1, src2); |
| 1245 | } |
| 1246 | void vmulsd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1247 | vmulsd(dst, src1, Operand(src2)); |
| 1248 | } |
| 1249 | void vmulsd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1250 | vsd(0x59, dst, src1, src2); |
| 1251 | } |
| 1252 | void vdivsd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1253 | vdivsd(dst, src1, Operand(src2)); |
| 1254 | } |
| 1255 | void vdivsd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1256 | vsd(0x5e, dst, src1, src2); |
| 1257 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1258 | void vmaxsd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1259 | vmaxsd(dst, src1, Operand(src2)); |
| 1260 | } |
| 1261 | void vmaxsd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1262 | vsd(0x5f, dst, src1, src2); |
| 1263 | } |
| 1264 | void vminsd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1265 | vminsd(dst, src1, Operand(src2)); |
| 1266 | } |
| 1267 | void vminsd(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1268 | vsd(0x5d, dst, src1, src2); |
| 1269 | } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1270 | void vsd(byte op, XMMRegister dst, XMMRegister src1, const Operand& src2); |
| 1271 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1272 | void vaddss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1273 | vaddss(dst, src1, Operand(src2)); |
| 1274 | } |
| 1275 | void vaddss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1276 | vss(0x58, dst, src1, src2); |
| 1277 | } |
| 1278 | void vsubss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1279 | vsubss(dst, src1, Operand(src2)); |
| 1280 | } |
| 1281 | void vsubss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1282 | vss(0x5c, dst, src1, src2); |
| 1283 | } |
| 1284 | void vmulss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1285 | vmulss(dst, src1, Operand(src2)); |
| 1286 | } |
| 1287 | void vmulss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1288 | vss(0x59, dst, src1, src2); |
| 1289 | } |
| 1290 | void vdivss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1291 | vdivss(dst, src1, Operand(src2)); |
| 1292 | } |
| 1293 | void vdivss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1294 | vss(0x5e, dst, src1, src2); |
| 1295 | } |
| 1296 | void vmaxss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1297 | vmaxss(dst, src1, Operand(src2)); |
| 1298 | } |
| 1299 | void vmaxss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1300 | vss(0x5f, dst, src1, src2); |
| 1301 | } |
| 1302 | void vminss(XMMRegister dst, XMMRegister src1, XMMRegister src2) { |
| 1303 | vminss(dst, src1, Operand(src2)); |
| 1304 | } |
| 1305 | void vminss(XMMRegister dst, XMMRegister src1, const Operand& src2) { |
| 1306 | vss(0x5d, dst, src1, src2); |
| 1307 | } |
| 1308 | void vss(byte op, XMMRegister dst, XMMRegister src1, const Operand& src2); |
| 1309 | |
| 1310 | // BMI instruction |
| 1311 | void andn(Register dst, Register src1, Register src2) { |
| 1312 | andn(dst, src1, Operand(src2)); |
| 1313 | } |
| 1314 | void andn(Register dst, Register src1, const Operand& src2) { |
| 1315 | bmi1(0xf2, dst, src1, src2); |
| 1316 | } |
| 1317 | void bextr(Register dst, Register src1, Register src2) { |
| 1318 | bextr(dst, Operand(src1), src2); |
| 1319 | } |
| 1320 | void bextr(Register dst, const Operand& src1, Register src2) { |
| 1321 | bmi1(0xf7, dst, src2, src1); |
| 1322 | } |
| 1323 | void blsi(Register dst, Register src) { blsi(dst, Operand(src)); } |
| 1324 | void blsi(Register dst, const Operand& src) { |
| 1325 | Register ireg = {3}; |
| 1326 | bmi1(0xf3, ireg, dst, src); |
| 1327 | } |
| 1328 | void blsmsk(Register dst, Register src) { blsmsk(dst, Operand(src)); } |
| 1329 | void blsmsk(Register dst, const Operand& src) { |
| 1330 | Register ireg = {2}; |
| 1331 | bmi1(0xf3, ireg, dst, src); |
| 1332 | } |
| 1333 | void blsr(Register dst, Register src) { blsr(dst, Operand(src)); } |
| 1334 | void blsr(Register dst, const Operand& src) { |
| 1335 | Register ireg = {1}; |
| 1336 | bmi1(0xf3, ireg, dst, src); |
| 1337 | } |
| 1338 | void tzcnt(Register dst, Register src) { tzcnt(dst, Operand(src)); } |
| 1339 | void tzcnt(Register dst, const Operand& src); |
| 1340 | |
| 1341 | void lzcnt(Register dst, Register src) { lzcnt(dst, Operand(src)); } |
| 1342 | void lzcnt(Register dst, const Operand& src); |
| 1343 | |
| 1344 | void popcnt(Register dst, Register src) { popcnt(dst, Operand(src)); } |
| 1345 | void popcnt(Register dst, const Operand& src); |
| 1346 | |
| 1347 | void bzhi(Register dst, Register src1, Register src2) { |
| 1348 | bzhi(dst, Operand(src1), src2); |
| 1349 | } |
| 1350 | void bzhi(Register dst, const Operand& src1, Register src2) { |
| 1351 | bmi2(kNone, 0xf5, dst, src2, src1); |
| 1352 | } |
| 1353 | void mulx(Register dst1, Register dst2, Register src) { |
| 1354 | mulx(dst1, dst2, Operand(src)); |
| 1355 | } |
| 1356 | void mulx(Register dst1, Register dst2, const Operand& src) { |
| 1357 | bmi2(kF2, 0xf6, dst1, dst2, src); |
| 1358 | } |
| 1359 | void pdep(Register dst, Register src1, Register src2) { |
| 1360 | pdep(dst, src1, Operand(src2)); |
| 1361 | } |
| 1362 | void pdep(Register dst, Register src1, const Operand& src2) { |
| 1363 | bmi2(kF2, 0xf5, dst, src1, src2); |
| 1364 | } |
| 1365 | void pext(Register dst, Register src1, Register src2) { |
| 1366 | pext(dst, src1, Operand(src2)); |
| 1367 | } |
| 1368 | void pext(Register dst, Register src1, const Operand& src2) { |
| 1369 | bmi2(kF3, 0xf5, dst, src1, src2); |
| 1370 | } |
| 1371 | void sarx(Register dst, Register src1, Register src2) { |
| 1372 | sarx(dst, Operand(src1), src2); |
| 1373 | } |
| 1374 | void sarx(Register dst, const Operand& src1, Register src2) { |
| 1375 | bmi2(kF3, 0xf7, dst, src2, src1); |
| 1376 | } |
| 1377 | void shlx(Register dst, Register src1, Register src2) { |
| 1378 | shlx(dst, Operand(src1), src2); |
| 1379 | } |
| 1380 | void shlx(Register dst, const Operand& src1, Register src2) { |
| 1381 | bmi2(k66, 0xf7, dst, src2, src1); |
| 1382 | } |
| 1383 | void shrx(Register dst, Register src1, Register src2) { |
| 1384 | shrx(dst, Operand(src1), src2); |
| 1385 | } |
| 1386 | void shrx(Register dst, const Operand& src1, Register src2) { |
| 1387 | bmi2(kF2, 0xf7, dst, src2, src1); |
| 1388 | } |
| 1389 | void rorx(Register dst, Register src, byte imm8) { |
| 1390 | rorx(dst, Operand(src), imm8); |
| 1391 | } |
| 1392 | void rorx(Register dst, const Operand& src, byte imm8); |
| 1393 | |
| 1394 | #define PACKED_OP_LIST(V) \ |
| 1395 | V(and, 0x54) \ |
| 1396 | V(xor, 0x57) |
| 1397 | |
| 1398 | #define AVX_PACKED_OP_DECLARE(name, opcode) \ |
| 1399 | void v##name##ps(XMMRegister dst, XMMRegister src1, XMMRegister src2) { \ |
| 1400 | vps(opcode, dst, src1, Operand(src2)); \ |
| 1401 | } \ |
| 1402 | void v##name##ps(XMMRegister dst, XMMRegister src1, const Operand& src2) { \ |
| 1403 | vps(opcode, dst, src1, src2); \ |
| 1404 | } \ |
| 1405 | void v##name##pd(XMMRegister dst, XMMRegister src1, XMMRegister src2) { \ |
| 1406 | vpd(opcode, dst, src1, Operand(src2)); \ |
| 1407 | } \ |
| 1408 | void v##name##pd(XMMRegister dst, XMMRegister src1, const Operand& src2) { \ |
| 1409 | vpd(opcode, dst, src1, src2); \ |
| 1410 | } |
| 1411 | |
| 1412 | PACKED_OP_LIST(AVX_PACKED_OP_DECLARE); |
| 1413 | void vps(byte op, XMMRegister dst, XMMRegister src1, XMMRegister src2); |
| 1414 | void vps(byte op, XMMRegister dst, XMMRegister src1, const Operand& src2); |
| 1415 | void vpd(byte op, XMMRegister dst, XMMRegister src1, XMMRegister src2); |
| 1416 | void vpd(byte op, XMMRegister dst, XMMRegister src1, const Operand& src2); |
| 1417 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1418 | // Prefetch src position into cache level. |
| 1419 | // Level 1, 2 or 3 specifies CPU cache level. Level 0 specifies a |
| 1420 | // non-temporal |
| 1421 | void prefetch(const Operand& src, int level); |
| 1422 | // TODO(lrn): Need SFENCE for movnt? |
| 1423 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1424 | // Check the code size generated from label to here. |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1425 | int SizeOfCodeGeneratedSince(Label* label) { |
| 1426 | return pc_offset() - label->pos(); |
| 1427 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1428 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1429 | // Mark generator continuation. |
| 1430 | void RecordGeneratorContinuation(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1431 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1432 | // Mark address of a debug break slot. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1433 | void RecordDebugBreakSlot(RelocInfo::Mode mode); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1434 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1435 | // Record a comment relocation entry that can be used by a disassembler. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1436 | // Use --code-comments to enable. |
| 1437 | void RecordComment(const char* msg); |
| 1438 | |
| 1439 | // Record a deoptimization reason that can be used by a log or cpu profiler. |
| 1440 | // Use --trace-deopt to enable. |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 1441 | void RecordDeoptReason(const int reason, int raw_position, int id); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1442 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1443 | // Writes a single byte or word of data in the code stream. Used for |
| 1444 | // inline tables, e.g., jump-tables. |
| 1445 | void db(uint8_t data); |
| 1446 | void dd(uint32_t data); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1447 | void dq(uint64_t data); |
| 1448 | void dp(uintptr_t data) { dd(data); } |
| 1449 | void dd(Label* label); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1450 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1451 | // Check if there is less than kGap bytes available in the buffer. |
| 1452 | // If this is the case, we need to grow the buffer before emitting |
| 1453 | // an instruction or relocation information. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1454 | inline bool buffer_overflow() const { |
| 1455 | return pc_ >= reloc_info_writer.pos() - kGap; |
| 1456 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1457 | |
| 1458 | // Get the number of bytes available in the buffer. |
| 1459 | inline int available_space() const { return reloc_info_writer.pos() - pc_; } |
| 1460 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1461 | static bool IsNop(Address addr); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1462 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1463 | AssemblerPositionsRecorder* positions_recorder() { |
| 1464 | return &positions_recorder_; |
| 1465 | } |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 1466 | |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1467 | int relocation_writer_size() { |
| 1468 | return (buffer_ + buffer_size_) - reloc_info_writer.pos(); |
| 1469 | } |
| 1470 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1471 | // Avoid overflows for displacements etc. |
| 1472 | static const int kMaximalBufferSize = 512*MB; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1473 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1474 | byte byte_at(int pos) { return buffer_[pos]; } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1475 | void set_byte_at(int pos, byte value) { buffer_[pos] = value; } |
| 1476 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1477 | void PatchConstantPoolAccessInstruction(int pc_offset, int offset, |
| 1478 | ConstantPoolEntry::Access access, |
| 1479 | ConstantPoolEntry::Type type) { |
| 1480 | // No embedded constant pool support. |
| 1481 | UNREACHABLE(); |
| 1482 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1483 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1484 | protected: |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1485 | void emit_sse_operand(XMMRegister reg, const Operand& adr); |
| 1486 | void emit_sse_operand(XMMRegister dst, XMMRegister src); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1487 | void emit_sse_operand(Register dst, XMMRegister src); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1488 | void emit_sse_operand(XMMRegister dst, Register src); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1489 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1490 | byte* addr_at(int pos) { return buffer_ + pos; } |
| 1491 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1492 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1493 | private: |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1494 | uint32_t long_at(int pos) { |
| 1495 | return *reinterpret_cast<uint32_t*>(addr_at(pos)); |
| 1496 | } |
| 1497 | void long_at_put(int pos, uint32_t x) { |
| 1498 | *reinterpret_cast<uint32_t*>(addr_at(pos)) = x; |
| 1499 | } |
| 1500 | |
| 1501 | // code emission |
| 1502 | void GrowBuffer(); |
| 1503 | inline void emit(uint32_t x); |
| 1504 | inline void emit(Handle<Object> handle); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1505 | inline void emit(uint32_t x, |
| 1506 | RelocInfo::Mode rmode, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1507 | TypeFeedbackId id = TypeFeedbackId::None()); |
| 1508 | inline void emit(Handle<Code> code, |
| 1509 | RelocInfo::Mode rmode, |
| 1510 | TypeFeedbackId id = TypeFeedbackId::None()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1511 | inline void emit(const Immediate& x); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1512 | inline void emit_b(Immediate x); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1513 | inline void emit_w(const Immediate& x); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1514 | inline void emit_q(uint64_t x); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1515 | |
| 1516 | // Emit the code-object-relative offset of the label's position |
| 1517 | inline void emit_code_relative_offset(Label* label); |
| 1518 | |
| 1519 | // instruction generation |
| 1520 | void emit_arith_b(int op1, int op2, Register dst, int imm8); |
| 1521 | |
| 1522 | // Emit a basic arithmetic instruction (i.e. first byte of the family is 0x81) |
| 1523 | // with a given destination expression and an immediate operand. It attempts |
| 1524 | // to use the shortest encoding possible. |
| 1525 | // sel specifies the /n in the modrm byte (see the Intel PRM). |
| 1526 | void emit_arith(int sel, Operand dst, const Immediate& x); |
| 1527 | |
| 1528 | void emit_operand(Register reg, const Operand& adr); |
| 1529 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1530 | void emit_label(Label* label); |
| 1531 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1532 | void emit_farith(int b1, int b2, int i); |
| 1533 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1534 | // Emit vex prefix |
| 1535 | enum SIMDPrefix { kNone = 0x0, k66 = 0x1, kF3 = 0x2, kF2 = 0x3 }; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1536 | enum VectorLength { kL128 = 0x0, kL256 = 0x4, kLIG = kL128, kLZ = kL128 }; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1537 | enum VexW { kW0 = 0x0, kW1 = 0x80, kWIG = kW0 }; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1538 | enum LeadingOpcode { k0F = 0x1, k0F38 = 0x2, k0F3A = 0x3 }; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1539 | inline void emit_vex_prefix(XMMRegister v, VectorLength l, SIMDPrefix pp, |
| 1540 | LeadingOpcode m, VexW w); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1541 | inline void emit_vex_prefix(Register v, VectorLength l, SIMDPrefix pp, |
| 1542 | LeadingOpcode m, VexW w); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1543 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1544 | // labels |
| 1545 | void print(Label* L); |
| 1546 | void bind_to(Label* L, int pos); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1547 | |
| 1548 | // displacements |
| 1549 | inline Displacement disp_at(Label* L); |
| 1550 | inline void disp_at_put(Label* L, Displacement disp); |
| 1551 | inline void emit_disp(Label* L, Displacement::Type type); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1552 | inline void emit_near_disp(Label* L); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1553 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1554 | // Most BMI instructions are similiar. |
| 1555 | void bmi1(byte op, Register reg, Register vreg, const Operand& rm); |
| 1556 | void bmi2(SIMDPrefix pp, byte op, Register reg, Register vreg, |
| 1557 | const Operand& rm); |
| 1558 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1559 | // record reloc info for current pc_ |
| 1560 | void RecordRelocInfo(RelocInfo::Mode rmode, intptr_t data = 0); |
| 1561 | |
| 1562 | friend class CodePatcher; |
| 1563 | friend class EnsureSpace; |
| 1564 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1565 | // Internal reference positions, required for (potential) patching in |
| 1566 | // GrowBuffer(); contains only those internal references whose labels |
| 1567 | // are already bound. |
| 1568 | std::deque<int> internal_reference_positions_; |
| 1569 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1570 | // code generation |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1571 | RelocInfoWriter reloc_info_writer; |
| 1572 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1573 | AssemblerPositionsRecorder positions_recorder_; |
| 1574 | friend class AssemblerPositionsRecorder; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1575 | }; |
| 1576 | |
| 1577 | |
| 1578 | // Helper class that ensures that there is enough space for generating |
| 1579 | // instructions and relocation information. The constructor makes |
| 1580 | // sure that there is enough space and (in debug mode) the destructor |
| 1581 | // checks that we did not generate too much. |
| 1582 | class EnsureSpace BASE_EMBEDDED { |
| 1583 | public: |
| 1584 | explicit EnsureSpace(Assembler* assembler) : assembler_(assembler) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1585 | if (assembler_->buffer_overflow()) assembler_->GrowBuffer(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1586 | #ifdef DEBUG |
| 1587 | space_before_ = assembler_->available_space(); |
| 1588 | #endif |
| 1589 | } |
| 1590 | |
| 1591 | #ifdef DEBUG |
| 1592 | ~EnsureSpace() { |
| 1593 | int bytes_generated = space_before_ - assembler_->available_space(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1594 | DCHECK(bytes_generated < assembler_->kGap); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1595 | } |
| 1596 | #endif |
| 1597 | |
| 1598 | private: |
| 1599 | Assembler* assembler_; |
| 1600 | #ifdef DEBUG |
| 1601 | int space_before_; |
| 1602 | #endif |
| 1603 | }; |
| 1604 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1605 | } // namespace internal |
| 1606 | } // namespace v8 |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1607 | |
| 1608 | #endif // V8_IA32_ASSEMBLER_IA32_H_ |