Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1 | // Copyright 2012 the V8 project authors. All rights reserved. |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include <stdlib.h> |
| 29 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 30 | #include "src/v8.h" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 31 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 32 | #include "src/api.h" |
| 33 | #include "src/base/platform/platform.h" |
| 34 | #include "src/compilation-cache.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 35 | #include "src/debug/debug.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 36 | #include "src/deoptimizer.h" |
| 37 | #include "src/isolate.h" |
| 38 | #include "test/cctest/cctest.h" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 39 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 40 | using ::v8::base::OS; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 41 | using ::v8::internal::Deoptimizer; |
| 42 | using ::v8::internal::EmbeddedVector; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 43 | using ::v8::internal::Handle; |
| 44 | using ::v8::internal::Isolate; |
| 45 | using ::v8::internal::JSFunction; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 46 | using ::v8::internal::Object; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 47 | |
| 48 | // Size of temp buffer for formatting small strings. |
| 49 | #define SMALL_STRING_BUFFER_SIZE 80 |
| 50 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 51 | // Utility class to set the following runtime flags when constructed and return |
| 52 | // to their default state when destroyed: |
| 53 | // --allow-natives-syntax --always-opt --noturbo-inlining --nouse-inlining |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 54 | class AlwaysOptimizeAllowNativesSyntaxNoInlining { |
| 55 | public: |
| 56 | AlwaysOptimizeAllowNativesSyntaxNoInlining() |
| 57 | : always_opt_(i::FLAG_always_opt), |
| 58 | allow_natives_syntax_(i::FLAG_allow_natives_syntax), |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 59 | turbo_inlining_(i::FLAG_turbo_inlining), |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 60 | use_inlining_(i::FLAG_use_inlining) { |
| 61 | i::FLAG_always_opt = true; |
| 62 | i::FLAG_allow_natives_syntax = true; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 63 | i::FLAG_turbo_inlining = false; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 64 | i::FLAG_use_inlining = false; |
| 65 | } |
| 66 | |
| 67 | ~AlwaysOptimizeAllowNativesSyntaxNoInlining() { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 68 | i::FLAG_always_opt = always_opt_; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 69 | i::FLAG_allow_natives_syntax = allow_natives_syntax_; |
| 70 | i::FLAG_turbo_inlining = turbo_inlining_; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 71 | i::FLAG_use_inlining = use_inlining_; |
| 72 | } |
| 73 | |
| 74 | private: |
| 75 | bool always_opt_; |
| 76 | bool allow_natives_syntax_; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 77 | bool turbo_inlining_; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 78 | bool use_inlining_; |
| 79 | }; |
| 80 | |
| 81 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 82 | // Utility class to set the following runtime flags when constructed and return |
| 83 | // to their default state when destroyed: |
| 84 | // --allow-natives-syntax --noturbo-inlining --nouse-inlining |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 85 | class AllowNativesSyntaxNoInlining { |
| 86 | public: |
| 87 | AllowNativesSyntaxNoInlining() |
| 88 | : allow_natives_syntax_(i::FLAG_allow_natives_syntax), |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 89 | turbo_inlining_(i::FLAG_turbo_inlining), |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 90 | use_inlining_(i::FLAG_use_inlining) { |
| 91 | i::FLAG_allow_natives_syntax = true; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 92 | i::FLAG_turbo_inlining = false; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 93 | i::FLAG_use_inlining = false; |
| 94 | } |
| 95 | |
| 96 | ~AllowNativesSyntaxNoInlining() { |
| 97 | i::FLAG_allow_natives_syntax = allow_natives_syntax_; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 98 | i::FLAG_turbo_inlining = turbo_inlining_; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 99 | i::FLAG_use_inlining = use_inlining_; |
| 100 | } |
| 101 | |
| 102 | private: |
| 103 | bool allow_natives_syntax_; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 104 | bool turbo_inlining_; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 105 | bool use_inlining_; |
| 106 | }; |
| 107 | |
| 108 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 109 | // Abort any ongoing incremental marking to make sure that all weak global |
| 110 | // handle callbacks are processed. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 111 | static void NonIncrementalGC(i::Isolate* isolate) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 112 | isolate->heap()->CollectAllGarbage(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 113 | } |
| 114 | |
| 115 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 116 | static Handle<JSFunction> GetJSFunction(v8::Local<v8::Context> context, |
Steve Block | 053d10c | 2011-06-13 19:13:29 +0100 | [diff] [blame] | 117 | const char* property_name) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 118 | v8::Local<v8::Function> fun = v8::Local<v8::Function>::Cast( |
| 119 | context->Global()->Get(context, v8_str(property_name)).ToLocalChecked()); |
| 120 | return i::Handle<i::JSFunction>::cast(v8::Utils::OpenHandle(*fun)); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 121 | } |
| 122 | |
| 123 | |
| 124 | TEST(DeoptimizeSimple) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 125 | LocalContext env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 126 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 127 | |
| 128 | // Test lazy deoptimization of a simple function. |
| 129 | { |
| 130 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 131 | CompileRun( |
| 132 | "var count = 0;" |
| 133 | "function h() { %DeoptimizeFunction(f); }" |
| 134 | "function g() { count++; h(); }" |
| 135 | "function f() { g(); };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 136 | "f();"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 137 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 138 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 139 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 140 | CHECK_EQ(1, env->Global() |
| 141 | ->Get(env.local(), v8_str("count")) |
| 142 | .ToLocalChecked() |
| 143 | ->Int32Value(env.local()) |
| 144 | .FromJust()); |
| 145 | CHECK(!GetJSFunction(env.local(), "f")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 146 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 147 | |
| 148 | // Test lazy deoptimization of a simple function. Call the function after the |
| 149 | // deoptimization while it is still activated further down the stack. |
| 150 | { |
| 151 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 152 | CompileRun( |
| 153 | "var count = 0;" |
| 154 | "function g() { count++; %DeoptimizeFunction(f); f(false); }" |
| 155 | "function f(x) { if (x) { g(); } else { return } };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 156 | "f(true);"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 157 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 158 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 159 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 160 | CHECK_EQ(1, env->Global() |
| 161 | ->Get(env.local(), v8_str("count")) |
| 162 | .ToLocalChecked() |
| 163 | ->Int32Value(env.local()) |
| 164 | .FromJust()); |
| 165 | CHECK(!GetJSFunction(env.local(), "f")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 166 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 167 | } |
| 168 | |
| 169 | |
| 170 | TEST(DeoptimizeSimpleWithArguments) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 171 | LocalContext env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 172 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 173 | |
| 174 | // Test lazy deoptimization of a simple function with some arguments. |
| 175 | { |
| 176 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 177 | CompileRun( |
| 178 | "var count = 0;" |
| 179 | "function h(x) { %DeoptimizeFunction(f); }" |
| 180 | "function g(x, y) { count++; h(x); }" |
| 181 | "function f(x, y, z) { g(1,x); y+z; };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 182 | "f(1, \"2\", false);"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 183 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 184 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 185 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 186 | CHECK_EQ(1, env->Global() |
| 187 | ->Get(env.local(), v8_str("count")) |
| 188 | .ToLocalChecked() |
| 189 | ->Int32Value(env.local()) |
| 190 | .FromJust()); |
| 191 | CHECK(!GetJSFunction(env.local(), "f")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 192 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 193 | |
| 194 | // Test lazy deoptimization of a simple function with some arguments. Call the |
| 195 | // function after the deoptimization while it is still activated further down |
| 196 | // the stack. |
| 197 | { |
| 198 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 199 | CompileRun( |
| 200 | "var count = 0;" |
| 201 | "function g(x, y) { count++; %DeoptimizeFunction(f); f(false, 1, y); }" |
| 202 | "function f(x, y, z) { if (x) { g(x, y); } else { return y + z; } };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 203 | "f(true, 1, \"2\");"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 204 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 205 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 206 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 207 | CHECK_EQ(1, env->Global() |
| 208 | ->Get(env.local(), v8_str("count")) |
| 209 | .ToLocalChecked() |
| 210 | ->Int32Value(env.local()) |
| 211 | .FromJust()); |
| 212 | CHECK(!GetJSFunction(env.local(), "f")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 213 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 214 | } |
| 215 | |
| 216 | |
| 217 | TEST(DeoptimizeSimpleNested) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 218 | LocalContext env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 219 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 220 | |
| 221 | // Test lazy deoptimization of a simple function. Have a nested function call |
| 222 | // do the deoptimization. |
| 223 | { |
| 224 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 225 | CompileRun( |
| 226 | "var count = 0;" |
| 227 | "var result = 0;" |
| 228 | "function h(x, y, z) { return x + y + z; }" |
| 229 | "function g(z) { count++; %DeoptimizeFunction(f); return z;}" |
| 230 | "function f(x,y,z) { return h(x, y, g(z)); };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 231 | "result = f(1, 2, 3);"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 232 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 233 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 234 | CHECK_EQ(1, env->Global() |
| 235 | ->Get(env.local(), v8_str("count")) |
| 236 | .ToLocalChecked() |
| 237 | ->Int32Value(env.local()) |
| 238 | .FromJust()); |
| 239 | CHECK_EQ(6, env->Global() |
| 240 | ->Get(env.local(), v8_str("result")) |
| 241 | .ToLocalChecked() |
| 242 | ->Int32Value(env.local()) |
| 243 | .FromJust()); |
| 244 | CHECK(!GetJSFunction(env.local(), "f")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 245 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 246 | } |
| 247 | } |
| 248 | |
| 249 | |
| 250 | TEST(DeoptimizeRecursive) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 251 | LocalContext env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 252 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 253 | |
| 254 | { |
| 255 | // Test lazy deoptimization of a simple function called recursively. Call |
| 256 | // the function recursively a number of times before deoptimizing it. |
| 257 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 258 | CompileRun( |
| 259 | "var count = 0;" |
| 260 | "var calls = 0;" |
| 261 | "function g() { count++; %DeoptimizeFunction(f); }" |
| 262 | "function f(x) { calls++; if (x > 0) { f(x - 1); } else { g(); } };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 263 | "f(10);"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 264 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 265 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 266 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 267 | CHECK_EQ(1, env->Global() |
| 268 | ->Get(env.local(), v8_str("count")) |
| 269 | .ToLocalChecked() |
| 270 | ->Int32Value(env.local()) |
| 271 | .FromJust()); |
| 272 | CHECK_EQ(11, env->Global() |
| 273 | ->Get(env.local(), v8_str("calls")) |
| 274 | .ToLocalChecked() |
| 275 | ->Int32Value(env.local()) |
| 276 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 277 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 278 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 279 | v8::Local<v8::Function> fun = v8::Local<v8::Function>::Cast( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 280 | env->Global() |
| 281 | ->Get(env.local(), v8_str(CcTest::isolate(), "f")) |
| 282 | .ToLocalChecked()); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 283 | CHECK(!fun.IsEmpty()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | |
| 287 | TEST(DeoptimizeMultiple) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 288 | LocalContext env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 289 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 290 | |
| 291 | { |
| 292 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 293 | CompileRun( |
| 294 | "var count = 0;" |
| 295 | "var result = 0;" |
| 296 | "function g() { count++;" |
| 297 | " %DeoptimizeFunction(f1);" |
| 298 | " %DeoptimizeFunction(f2);" |
| 299 | " %DeoptimizeFunction(f3);" |
| 300 | " %DeoptimizeFunction(f4);}" |
| 301 | "function f4(x) { g(); };" |
| 302 | "function f3(x, y, z) { f4(); return x + y + z; };" |
| 303 | "function f2(x, y) { return x + f3(y + 1, y + 1, y + 1) + y; };" |
| 304 | "function f1(x) { return f2(x + 1, x + 1) + x; };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 305 | "result = f1(1);"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 306 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 307 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 308 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 309 | CHECK_EQ(1, env->Global() |
| 310 | ->Get(env.local(), v8_str("count")) |
| 311 | .ToLocalChecked() |
| 312 | ->Int32Value(env.local()) |
| 313 | .FromJust()); |
| 314 | CHECK_EQ(14, env->Global() |
| 315 | ->Get(env.local(), v8_str("result")) |
| 316 | .ToLocalChecked() |
| 317 | ->Int32Value(env.local()) |
| 318 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 319 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | |
| 323 | TEST(DeoptimizeConstructor) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 324 | LocalContext env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 325 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 326 | |
| 327 | { |
| 328 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 329 | CompileRun( |
| 330 | "var count = 0;" |
| 331 | "function g() { count++;" |
| 332 | " %DeoptimizeFunction(f); }" |
| 333 | "function f() { g(); };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 334 | "result = new f() instanceof f;"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 335 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 336 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 337 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 338 | CHECK_EQ(1, env->Global() |
| 339 | ->Get(env.local(), v8_str("count")) |
| 340 | .ToLocalChecked() |
| 341 | ->Int32Value(env.local()) |
| 342 | .FromJust()); |
| 343 | CHECK(env->Global() |
| 344 | ->Get(env.local(), v8_str("result")) |
| 345 | .ToLocalChecked() |
| 346 | ->IsTrue()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 347 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 348 | |
| 349 | { |
| 350 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 351 | CompileRun( |
| 352 | "var count = 0;" |
| 353 | "var result = 0;" |
| 354 | "function g() { count++;" |
| 355 | " %DeoptimizeFunction(f); }" |
| 356 | "function f(x, y) { this.x = x; g(); this.y = y; };" |
| 357 | "result = new f(1, 2);" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 358 | "result = result.x + result.y;"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 359 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 360 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 361 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 362 | CHECK_EQ(1, env->Global() |
| 363 | ->Get(env.local(), v8_str("count")) |
| 364 | .ToLocalChecked() |
| 365 | ->Int32Value(env.local()) |
| 366 | .FromJust()); |
| 367 | CHECK_EQ(3, env->Global() |
| 368 | ->Get(env.local(), v8_str("result")) |
| 369 | .ToLocalChecked() |
| 370 | ->Int32Value(env.local()) |
| 371 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 372 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 373 | } |
| 374 | |
| 375 | |
| 376 | TEST(DeoptimizeConstructorMultiple) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 377 | LocalContext env; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 378 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 379 | |
| 380 | { |
| 381 | AlwaysOptimizeAllowNativesSyntaxNoInlining options; |
| 382 | CompileRun( |
| 383 | "var count = 0;" |
| 384 | "var result = 0;" |
| 385 | "function g() { count++;" |
| 386 | " %DeoptimizeFunction(f1);" |
| 387 | " %DeoptimizeFunction(f2);" |
| 388 | " %DeoptimizeFunction(f3);" |
| 389 | " %DeoptimizeFunction(f4);}" |
| 390 | "function f4(x) { this.result = x; g(); };" |
| 391 | "function f3(x, y, z) { this.result = new f4(x + y + z).result; };" |
| 392 | "function f2(x, y) {" |
| 393 | " this.result = x + new f3(y + 1, y + 1, y + 1).result + y; };" |
| 394 | "function f1(x) { this.result = new f2(x + 1, x + 1).result + x; };" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 395 | "result = new f1(1).result;"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 396 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 397 | NonIncrementalGC(CcTest::i_isolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 398 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 399 | CHECK_EQ(1, env->Global() |
| 400 | ->Get(env.local(), v8_str("count")) |
| 401 | .ToLocalChecked() |
| 402 | ->Int32Value(env.local()) |
| 403 | .FromJust()); |
| 404 | CHECK_EQ(14, env->Global() |
| 405 | ->Get(env.local(), v8_str("result")) |
| 406 | .ToLocalChecked() |
| 407 | ->Int32Value(env.local()) |
| 408 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 409 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(CcTest::i_isolate())); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 410 | } |
| 411 | |
| 412 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 413 | UNINITIALIZED_TEST(DeoptimizeBinaryOperationADDString) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 414 | i::FLAG_concurrent_recompilation = false; |
| 415 | AllowNativesSyntaxNoInlining options; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 416 | v8::Isolate::CreateParams create_params; |
| 417 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 418 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 419 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 420 | isolate->Enter(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 421 | { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 422 | LocalContext env(isolate); |
| 423 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 424 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 425 | const char* f_source = "function f(x, y) { return x + y; };"; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 426 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 427 | { |
| 428 | // Compile function f and collect to type feedback to insert binary op |
| 429 | // stub call in the optimized code. |
| 430 | i::FLAG_prepare_always_opt = true; |
| 431 | CompileRun( |
| 432 | "var count = 0;" |
| 433 | "var result = 0;" |
| 434 | "var deopt = false;" |
| 435 | "function X() { };" |
| 436 | "X.prototype.toString = function () {" |
| 437 | " if (deopt) { count++; %DeoptimizeFunction(f); } return 'an X'" |
| 438 | "};"); |
| 439 | CompileRun(f_source); |
| 440 | CompileRun( |
| 441 | "for (var i = 0; i < 5; i++) {" |
| 442 | " f('a+', new X());" |
| 443 | "};"); |
| 444 | |
| 445 | // Compile an optimized version of f. |
| 446 | i::FLAG_always_opt = true; |
| 447 | CompileRun(f_source); |
| 448 | CompileRun("f('a+', new X());"); |
| 449 | CHECK(!i_isolate->use_crankshaft() || |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 450 | GetJSFunction(env.local(), "f")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 451 | |
| 452 | // Call f and force deoptimization while processing the binary operation. |
| 453 | CompileRun( |
| 454 | "deopt = true;" |
| 455 | "var result = f('a+', new X());"); |
| 456 | } |
| 457 | NonIncrementalGC(i_isolate); |
| 458 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 459 | CHECK(!GetJSFunction(env.local(), "f")->IsOptimized()); |
| 460 | CHECK_EQ(1, env->Global() |
| 461 | ->Get(env.local(), v8_str("count")) |
| 462 | .ToLocalChecked() |
| 463 | ->Int32Value(env.local()) |
| 464 | .FromJust()); |
| 465 | v8::Local<v8::Value> result = |
| 466 | env->Global()->Get(env.local(), v8_str("result")).ToLocalChecked(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 467 | CHECK(result->IsString()); |
| 468 | v8::String::Utf8Value utf8(result); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 469 | CHECK_EQ(0, strcmp("a+an X", *utf8)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 470 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(i_isolate)); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 471 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 472 | isolate->Exit(); |
| 473 | isolate->Dispose(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 474 | } |
| 475 | |
| 476 | |
| 477 | static void CompileConstructorWithDeoptimizingValueOf() { |
| 478 | CompileRun("var count = 0;" |
| 479 | "var result = 0;" |
| 480 | "var deopt = false;" |
| 481 | "function X() { };" |
| 482 | "X.prototype.valueOf = function () {" |
| 483 | " if (deopt) { count++; %DeoptimizeFunction(f); } return 8" |
| 484 | "};"); |
| 485 | } |
| 486 | |
| 487 | |
| 488 | static void TestDeoptimizeBinaryOpHelper(LocalContext* env, |
| 489 | const char* binary_op) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 490 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>((*env)->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 491 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> f_source_buffer; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 492 | SNPrintF(f_source_buffer, |
| 493 | "function f(x, y) { return x %s y; };", |
| 494 | binary_op); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 495 | char* f_source = f_source_buffer.start(); |
| 496 | |
| 497 | AllowNativesSyntaxNoInlining options; |
| 498 | // Compile function f and collect to type feedback to insert binary op stub |
| 499 | // call in the optimized code. |
| 500 | i::FLAG_prepare_always_opt = true; |
| 501 | CompileConstructorWithDeoptimizingValueOf(); |
| 502 | CompileRun(f_source); |
| 503 | CompileRun("for (var i = 0; i < 5; i++) {" |
| 504 | " f(8, new X());" |
| 505 | "};"); |
| 506 | |
| 507 | // Compile an optimized version of f. |
| 508 | i::FLAG_always_opt = true; |
| 509 | CompileRun(f_source); |
| 510 | CompileRun("f(7, new X());"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 511 | CHECK(!i_isolate->use_crankshaft() || |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 512 | GetJSFunction((*env).local(), "f")->IsOptimized()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 513 | |
| 514 | // Call f and force deoptimization while processing the binary operation. |
| 515 | CompileRun("deopt = true;" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 516 | "var result = f(7, new X());"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 517 | NonIncrementalGC(i_isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 518 | CHECK(!GetJSFunction((*env).local(), "f")->IsOptimized()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 519 | } |
| 520 | |
| 521 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 522 | UNINITIALIZED_TEST(DeoptimizeBinaryOperationADD) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 523 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 524 | v8::Isolate::CreateParams create_params; |
| 525 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 526 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 527 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 528 | isolate->Enter(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 529 | { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 530 | LocalContext env(isolate); |
| 531 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 532 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 533 | TestDeoptimizeBinaryOpHelper(&env, "+"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 534 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 535 | CHECK_EQ(1, env->Global() |
| 536 | ->Get(env.local(), v8_str("count")) |
| 537 | .ToLocalChecked() |
| 538 | ->Int32Value(env.local()) |
| 539 | .FromJust()); |
| 540 | CHECK_EQ(15, env->Global() |
| 541 | ->Get(env.local(), v8_str("result")) |
| 542 | .ToLocalChecked() |
| 543 | ->Int32Value(env.local()) |
| 544 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 545 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(i_isolate)); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 546 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 547 | isolate->Exit(); |
| 548 | isolate->Dispose(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 549 | } |
| 550 | |
| 551 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 552 | UNINITIALIZED_TEST(DeoptimizeBinaryOperationSUB) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 553 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 554 | v8::Isolate::CreateParams create_params; |
| 555 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 556 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 557 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 558 | isolate->Enter(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 559 | { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 560 | LocalContext env(isolate); |
| 561 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 562 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 563 | TestDeoptimizeBinaryOpHelper(&env, "-"); |
| 564 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 565 | CHECK_EQ(1, env->Global() |
| 566 | ->Get(env.local(), v8_str("count")) |
| 567 | .ToLocalChecked() |
| 568 | ->Int32Value(env.local()) |
| 569 | .FromJust()); |
| 570 | CHECK_EQ(-1, env->Global() |
| 571 | ->Get(env.local(), v8_str("result")) |
| 572 | .ToLocalChecked() |
| 573 | ->Int32Value(env.local()) |
| 574 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 575 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(i_isolate)); |
| 576 | } |
| 577 | isolate->Exit(); |
| 578 | isolate->Dispose(); |
| 579 | } |
| 580 | |
| 581 | |
| 582 | UNINITIALIZED_TEST(DeoptimizeBinaryOperationMUL) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 583 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 584 | v8::Isolate::CreateParams create_params; |
| 585 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 586 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 587 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 588 | isolate->Enter(); |
| 589 | { |
| 590 | LocalContext env(isolate); |
| 591 | v8::HandleScope scope(env->GetIsolate()); |
| 592 | |
| 593 | TestDeoptimizeBinaryOpHelper(&env, "*"); |
| 594 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 595 | CHECK_EQ(1, env->Global() |
| 596 | ->Get(env.local(), v8_str("count")) |
| 597 | .ToLocalChecked() |
| 598 | ->Int32Value(env.local()) |
| 599 | .FromJust()); |
| 600 | CHECK_EQ(56, env->Global() |
| 601 | ->Get(env.local(), v8_str("result")) |
| 602 | .ToLocalChecked() |
| 603 | ->Int32Value(env.local()) |
| 604 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 605 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(i_isolate)); |
| 606 | } |
| 607 | isolate->Exit(); |
| 608 | isolate->Dispose(); |
| 609 | } |
| 610 | |
| 611 | |
| 612 | UNINITIALIZED_TEST(DeoptimizeBinaryOperationDIV) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 613 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 614 | v8::Isolate::CreateParams create_params; |
| 615 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 616 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 617 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 618 | isolate->Enter(); |
| 619 | { |
| 620 | LocalContext env(isolate); |
| 621 | v8::HandleScope scope(env->GetIsolate()); |
| 622 | |
| 623 | TestDeoptimizeBinaryOpHelper(&env, "/"); |
| 624 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 625 | CHECK_EQ(1, env->Global() |
| 626 | ->Get(env.local(), v8_str("count")) |
| 627 | .ToLocalChecked() |
| 628 | ->Int32Value(env.local()) |
| 629 | .FromJust()); |
| 630 | CHECK_EQ(0, env->Global() |
| 631 | ->Get(env.local(), v8_str("result")) |
| 632 | .ToLocalChecked() |
| 633 | ->Int32Value(env.local()) |
| 634 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 635 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(i_isolate)); |
| 636 | } |
| 637 | isolate->Exit(); |
| 638 | isolate->Dispose(); |
| 639 | } |
| 640 | |
| 641 | |
| 642 | UNINITIALIZED_TEST(DeoptimizeBinaryOperationMOD) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 643 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 644 | v8::Isolate::CreateParams create_params; |
| 645 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 646 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 647 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 648 | isolate->Enter(); |
| 649 | { |
| 650 | LocalContext env(isolate); |
| 651 | v8::HandleScope scope(env->GetIsolate()); |
| 652 | |
| 653 | TestDeoptimizeBinaryOpHelper(&env, "%"); |
| 654 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 655 | CHECK_EQ(1, env->Global() |
| 656 | ->Get(env.local(), v8_str("count")) |
| 657 | .ToLocalChecked() |
| 658 | ->Int32Value(env.local()) |
| 659 | .FromJust()); |
| 660 | CHECK_EQ(7, env->Global() |
| 661 | ->Get(env.local(), v8_str("result")) |
| 662 | .ToLocalChecked() |
| 663 | ->Int32Value(env.local()) |
| 664 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 665 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(i_isolate)); |
| 666 | } |
| 667 | isolate->Exit(); |
| 668 | isolate->Dispose(); |
| 669 | } |
| 670 | |
| 671 | |
| 672 | UNINITIALIZED_TEST(DeoptimizeCompare) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 673 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 674 | v8::Isolate::CreateParams create_params; |
| 675 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 676 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 677 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 678 | isolate->Enter(); |
| 679 | { |
| 680 | LocalContext env(isolate); |
| 681 | v8::HandleScope scope(env->GetIsolate()); |
| 682 | |
| 683 | const char* f_source = "function f(x, y) { return x < y; };"; |
| 684 | |
| 685 | { |
| 686 | AllowNativesSyntaxNoInlining options; |
| 687 | // Compile function f and collect to type feedback to insert compare ic |
| 688 | // call in the optimized code. |
| 689 | i::FLAG_prepare_always_opt = true; |
| 690 | CompileRun( |
| 691 | "var count = 0;" |
| 692 | "var result = 0;" |
| 693 | "var deopt = false;" |
| 694 | "function X() { };" |
| 695 | "X.prototype.toString = function () {" |
| 696 | " if (deopt) { count++; %DeoptimizeFunction(f); } return 'b'" |
| 697 | "};"); |
| 698 | CompileRun(f_source); |
| 699 | CompileRun( |
| 700 | "for (var i = 0; i < 5; i++) {" |
| 701 | " f('a', new X());" |
| 702 | "};"); |
| 703 | |
| 704 | // Compile an optimized version of f. |
| 705 | i::FLAG_always_opt = true; |
| 706 | CompileRun(f_source); |
| 707 | CompileRun("f('a', new X());"); |
| 708 | CHECK(!i_isolate->use_crankshaft() || |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 709 | GetJSFunction(env.local(), "f")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 710 | |
| 711 | // Call f and force deoptimization while processing the comparison. |
| 712 | CompileRun( |
| 713 | "deopt = true;" |
| 714 | "var result = f('a', new X());"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 715 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 716 | NonIncrementalGC(i_isolate); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 717 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 718 | CHECK(!GetJSFunction(env.local(), "f")->IsOptimized()); |
| 719 | CHECK_EQ(1, env->Global() |
| 720 | ->Get(env.local(), v8_str("count")) |
| 721 | .ToLocalChecked() |
| 722 | ->Int32Value(env.local()) |
| 723 | .FromJust()); |
| 724 | CHECK_EQ(true, env->Global() |
| 725 | ->Get(env.local(), v8_str("result")) |
| 726 | .ToLocalChecked() |
| 727 | ->BooleanValue(env.local()) |
| 728 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 729 | CHECK_EQ(0, Deoptimizer::GetDeoptimizedCodeCount(i_isolate)); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 730 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 731 | isolate->Exit(); |
| 732 | isolate->Dispose(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 733 | } |
| 734 | |
| 735 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 736 | UNINITIALIZED_TEST(DeoptimizeLoadICStoreIC) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 737 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 738 | v8::Isolate::CreateParams create_params; |
| 739 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 740 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 741 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 742 | isolate->Enter(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 743 | { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 744 | LocalContext env(isolate); |
| 745 | v8::HandleScope scope(env->GetIsolate()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 746 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 747 | // Functions to generate load/store/keyed load/keyed store IC calls. |
| 748 | const char* f1_source = "function f1(x) { return x.y; };"; |
| 749 | const char* g1_source = "function g1(x) { x.y = 1; };"; |
| 750 | const char* f2_source = "function f2(x, y) { return x[y]; };"; |
| 751 | const char* g2_source = "function g2(x, y) { x[y] = 1; };"; |
| 752 | |
| 753 | { |
| 754 | AllowNativesSyntaxNoInlining options; |
| 755 | // Compile functions and collect to type feedback to insert ic |
| 756 | // calls in the optimized code. |
| 757 | i::FLAG_prepare_always_opt = true; |
| 758 | CompileRun( |
| 759 | "var count = 0;" |
| 760 | "var result = 0;" |
| 761 | "var deopt = false;" |
| 762 | "function X() { };" |
| 763 | "X.prototype.__defineGetter__('y', function () {" |
| 764 | " if (deopt) { count++; %DeoptimizeFunction(f1); };" |
| 765 | " return 13;" |
| 766 | "});" |
| 767 | "X.prototype.__defineSetter__('y', function () {" |
| 768 | " if (deopt) { count++; %DeoptimizeFunction(g1); };" |
| 769 | "});" |
| 770 | "X.prototype.__defineGetter__('z', function () {" |
| 771 | " if (deopt) { count++; %DeoptimizeFunction(f2); };" |
| 772 | " return 13;" |
| 773 | "});" |
| 774 | "X.prototype.__defineSetter__('z', function () {" |
| 775 | " if (deopt) { count++; %DeoptimizeFunction(g2); };" |
| 776 | "});"); |
| 777 | CompileRun(f1_source); |
| 778 | CompileRun(g1_source); |
| 779 | CompileRun(f2_source); |
| 780 | CompileRun(g2_source); |
| 781 | CompileRun( |
| 782 | "for (var i = 0; i < 5; i++) {" |
| 783 | " f1(new X());" |
| 784 | " g1(new X());" |
| 785 | " f2(new X(), 'z');" |
| 786 | " g2(new X(), 'z');" |
| 787 | "};"); |
| 788 | |
| 789 | // Compile an optimized version of the functions. |
| 790 | i::FLAG_always_opt = true; |
| 791 | CompileRun(f1_source); |
| 792 | CompileRun(g1_source); |
| 793 | CompileRun(f2_source); |
| 794 | CompileRun(g2_source); |
| 795 | CompileRun("f1(new X());"); |
| 796 | CompileRun("g1(new X());"); |
| 797 | CompileRun("f2(new X(), 'z');"); |
| 798 | CompileRun("g2(new X(), 'z');"); |
| 799 | if (i_isolate->use_crankshaft()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 800 | CHECK(GetJSFunction(env.local(), "f1")->IsOptimized()); |
| 801 | CHECK(GetJSFunction(env.local(), "g1")->IsOptimized()); |
| 802 | CHECK(GetJSFunction(env.local(), "f2")->IsOptimized()); |
| 803 | CHECK(GetJSFunction(env.local(), "g2")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 804 | } |
| 805 | |
| 806 | // Call functions and force deoptimization while processing the ics. |
| 807 | CompileRun( |
| 808 | "deopt = true;" |
| 809 | "var result = f1(new X());" |
| 810 | "g1(new X());" |
| 811 | "f2(new X(), 'z');" |
| 812 | "g2(new X(), 'z');"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 813 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 814 | NonIncrementalGC(i_isolate); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 815 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 816 | CHECK(!GetJSFunction(env.local(), "f1")->IsOptimized()); |
| 817 | CHECK(!GetJSFunction(env.local(), "g1")->IsOptimized()); |
| 818 | CHECK(!GetJSFunction(env.local(), "f2")->IsOptimized()); |
| 819 | CHECK(!GetJSFunction(env.local(), "g2")->IsOptimized()); |
| 820 | CHECK_EQ(4, env->Global() |
| 821 | ->Get(env.local(), v8_str("count")) |
| 822 | .ToLocalChecked() |
| 823 | ->Int32Value(env.local()) |
| 824 | .FromJust()); |
| 825 | CHECK_EQ(13, env->Global() |
| 826 | ->Get(env.local(), v8_str("result")) |
| 827 | .ToLocalChecked() |
| 828 | ->Int32Value(env.local()) |
| 829 | .FromJust()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 830 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 831 | isolate->Exit(); |
| 832 | isolate->Dispose(); |
| 833 | } |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 834 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 835 | |
| 836 | UNINITIALIZED_TEST(DeoptimizeLoadICStoreICNested) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 837 | i::FLAG_concurrent_recompilation = false; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 838 | v8::Isolate::CreateParams create_params; |
| 839 | create_params.array_buffer_allocator = CcTest::array_buffer_allocator(); |
| 840 | v8::Isolate* isolate = v8::Isolate::New(create_params); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 841 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 842 | isolate->Enter(); |
| 843 | { |
| 844 | LocalContext env(isolate); |
| 845 | v8::HandleScope scope(env->GetIsolate()); |
| 846 | |
| 847 | // Functions to generate load/store/keyed load/keyed store IC calls. |
| 848 | const char* f1_source = "function f1(x) { return x.y; };"; |
| 849 | const char* g1_source = "function g1(x) { x.y = 1; };"; |
| 850 | const char* f2_source = "function f2(x, y) { return x[y]; };"; |
| 851 | const char* g2_source = "function g2(x, y) { x[y] = 1; };"; |
| 852 | |
| 853 | { |
| 854 | AllowNativesSyntaxNoInlining options; |
| 855 | // Compile functions and collect to type feedback to insert ic |
| 856 | // calls in the optimized code. |
| 857 | i::FLAG_prepare_always_opt = true; |
| 858 | CompileRun( |
| 859 | "var count = 0;" |
| 860 | "var result = 0;" |
| 861 | "var deopt = false;" |
| 862 | "function X() { };" |
| 863 | "X.prototype.__defineGetter__('y', function () {" |
| 864 | " g1(this);" |
| 865 | " return 13;" |
| 866 | "});" |
| 867 | "X.prototype.__defineSetter__('y', function () {" |
| 868 | " f2(this, 'z');" |
| 869 | "});" |
| 870 | "X.prototype.__defineGetter__('z', function () {" |
| 871 | " g2(this, 'z');" |
| 872 | "});" |
| 873 | "X.prototype.__defineSetter__('z', function () {" |
| 874 | " if (deopt) {" |
| 875 | " count++;" |
| 876 | " %DeoptimizeFunction(f1);" |
| 877 | " %DeoptimizeFunction(g1);" |
| 878 | " %DeoptimizeFunction(f2);" |
| 879 | " %DeoptimizeFunction(g2); };" |
| 880 | "});"); |
| 881 | CompileRun(f1_source); |
| 882 | CompileRun(g1_source); |
| 883 | CompileRun(f2_source); |
| 884 | CompileRun(g2_source); |
| 885 | CompileRun( |
| 886 | "for (var i = 0; i < 5; i++) {" |
| 887 | " f1(new X());" |
| 888 | " g1(new X());" |
| 889 | " f2(new X(), 'z');" |
| 890 | " g2(new X(), 'z');" |
| 891 | "};"); |
| 892 | |
| 893 | // Compile an optimized version of the functions. |
| 894 | i::FLAG_always_opt = true; |
| 895 | CompileRun(f1_source); |
| 896 | CompileRun(g1_source); |
| 897 | CompileRun(f2_source); |
| 898 | CompileRun(g2_source); |
| 899 | CompileRun("f1(new X());"); |
| 900 | CompileRun("g1(new X());"); |
| 901 | CompileRun("f2(new X(), 'z');"); |
| 902 | CompileRun("g2(new X(), 'z');"); |
| 903 | if (i_isolate->use_crankshaft()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 904 | CHECK(GetJSFunction(env.local(), "f1")->IsOptimized()); |
| 905 | CHECK(GetJSFunction(env.local(), "g1")->IsOptimized()); |
| 906 | CHECK(GetJSFunction(env.local(), "f2")->IsOptimized()); |
| 907 | CHECK(GetJSFunction(env.local(), "g2")->IsOptimized()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 908 | } |
| 909 | |
| 910 | // Call functions and force deoptimization while processing the ics. |
| 911 | CompileRun( |
| 912 | "deopt = true;" |
| 913 | "var result = f1(new X());"); |
| 914 | } |
| 915 | NonIncrementalGC(i_isolate); |
| 916 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 917 | CHECK(!GetJSFunction(env.local(), "f1")->IsOptimized()); |
| 918 | CHECK(!GetJSFunction(env.local(), "g1")->IsOptimized()); |
| 919 | CHECK(!GetJSFunction(env.local(), "f2")->IsOptimized()); |
| 920 | CHECK(!GetJSFunction(env.local(), "g2")->IsOptimized()); |
| 921 | CHECK_EQ(1, env->Global() |
| 922 | ->Get(env.local(), v8_str("count")) |
| 923 | .ToLocalChecked() |
| 924 | ->Int32Value(env.local()) |
| 925 | .FromJust()); |
| 926 | CHECK_EQ(13, env->Global() |
| 927 | ->Get(env.local(), v8_str("result")) |
| 928 | .ToLocalChecked() |
| 929 | ->Int32Value(env.local()) |
| 930 | .FromJust()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 931 | } |
| 932 | isolate->Exit(); |
| 933 | isolate->Dispose(); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 934 | } |