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