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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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7547 RUNTIME_FUNCTION(MaybeObject*, Runtime_OptimizeFunctionOnNextCall) { | 7547 RUNTIME_FUNCTION(MaybeObject*, Runtime_OptimizeFunctionOnNextCall) { |
7548 HandleScope scope(isolate); | 7548 HandleScope scope(isolate); |
7549 ASSERT(args.length() == 1); | 7549 ASSERT(args.length() == 1); |
7550 CONVERT_ARG_CHECKED(JSFunction, function, 0); | 7550 CONVERT_ARG_CHECKED(JSFunction, function, 0); |
7551 if (!function->IsOptimizable()) return isolate->heap()->undefined_value(); | 7551 if (!function->IsOptimizable()) return isolate->heap()->undefined_value(); |
7552 function->MarkForLazyRecompilation(); | 7552 function->MarkForLazyRecompilation(); |
7553 return isolate->heap()->undefined_value(); | 7553 return isolate->heap()->undefined_value(); |
7554 } | 7554 } |
7555 | 7555 |
7556 | 7556 |
| 7557 RUNTIME_FUNCTION(MaybeObject*, Runtime_GetOptimizationStatus) { |
| 7558 HandleScope scope(isolate); |
| 7559 ASSERT(args.length() == 1); |
| 7560 if (!V8::UseCrankshaft()) { |
| 7561 return Smi::FromInt(4); // 4 == "never". |
| 7562 } |
| 7563 if (FLAG_always_opt) { |
| 7564 return Smi::FromInt(3); // 3 == "always". |
| 7565 } |
| 7566 CONVERT_ARG_CHECKED(JSFunction, function, 0); |
| 7567 return function->IsOptimized() ? Smi::FromInt(1) // 1 == "yes". |
| 7568 : Smi::FromInt(2); // 2 == "no". |
| 7569 } |
| 7570 |
| 7571 |
| 7572 RUNTIME_FUNCTION(MaybeObject*, Runtime_GetOptimizationCount) { |
| 7573 HandleScope scope(isolate); |
| 7574 ASSERT(args.length() == 1); |
| 7575 CONVERT_ARG_CHECKED(JSFunction, function, 0); |
| 7576 return Smi::FromInt(function->shared()->opt_count()); |
| 7577 } |
| 7578 |
| 7579 |
7557 RUNTIME_FUNCTION(MaybeObject*, Runtime_CompileForOnStackReplacement) { | 7580 RUNTIME_FUNCTION(MaybeObject*, Runtime_CompileForOnStackReplacement) { |
7558 HandleScope scope(isolate); | 7581 HandleScope scope(isolate); |
7559 ASSERT(args.length() == 1); | 7582 ASSERT(args.length() == 1); |
7560 CONVERT_ARG_CHECKED(JSFunction, function, 0); | 7583 CONVERT_ARG_CHECKED(JSFunction, function, 0); |
7561 | 7584 |
7562 // We're not prepared to handle a function with arguments object. | 7585 // We're not prepared to handle a function with arguments object. |
7563 ASSERT(!function->shared()->scope_info()->HasArgumentsShadow()); | 7586 ASSERT(!function->shared()->scope_info()->HasArgumentsShadow()); |
7564 | 7587 |
7565 // We have hit a back edge in an unoptimized frame for a function that was | 7588 // We have hit a back edge in an unoptimized frame for a function that was |
7566 // selected for on-stack replacement. Find the unoptimized code object. | 7589 // selected for on-stack replacement. Find the unoptimized code object. |
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12151 } else { | 12174 } else { |
12152 // Handle last resort GC and make sure to allow future allocations | 12175 // Handle last resort GC and make sure to allow future allocations |
12153 // to grow the heap without causing GCs (if possible). | 12176 // to grow the heap without causing GCs (if possible). |
12154 isolate->counters()->gc_last_resort_from_js()->Increment(); | 12177 isolate->counters()->gc_last_resort_from_js()->Increment(); |
12155 isolate->heap()->CollectAllGarbage(false); | 12178 isolate->heap()->CollectAllGarbage(false); |
12156 } | 12179 } |
12157 } | 12180 } |
12158 | 12181 |
12159 | 12182 |
12160 } } // namespace v8::internal | 12183 } } // namespace v8::internal |
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