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Issue 2411823003: VM support for running Kernel binaries. (Closed)
Patch Set: Address comments Created 4 years, 2 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/scopes.h" 5 #include "vm/scopes.h"
6 6
7 #include "vm/object.h" 7 #include "vm/object.h"
8 #include "vm/stack_frame.h" 8 #include "vm/stack_frame.h"
9 #include "vm/symbols.h" 9 #include "vm/symbols.h"
10 10
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609 return outer_scope; 609 return outer_scope;
610 } 610 }
611 611
612 612
613 void LocalScope::CaptureLocalVariables(LocalScope* top_scope) { 613 void LocalScope::CaptureLocalVariables(LocalScope* top_scope) {
614 ASSERT(top_scope->function_level() == function_level()); 614 ASSERT(top_scope->function_level() == function_level());
615 LocalScope* scope = this; 615 LocalScope* scope = this;
616 while (scope != top_scope->parent()) { 616 while (scope != top_scope->parent()) {
617 for (intptr_t i = 0; i < scope->num_variables(); i++) { 617 for (intptr_t i = 0; i < scope->num_variables(); i++) {
618 LocalVariable* variable = scope->VariableAt(i); 618 LocalVariable* variable = scope->VariableAt(i);
619 if ((variable->name().raw() == Symbols::StackTraceVar().raw()) || 619 if (variable->is_forced_stack() ||
620 (variable->name().raw() == Symbols::StackTraceVar().raw()) ||
620 (variable->name().raw() == Symbols::ExceptionVar().raw()) || 621 (variable->name().raw() == Symbols::ExceptionVar().raw()) ||
621 (variable->name().raw() == Symbols::SavedTryContextVar().raw())) { 622 (variable->name().raw() == Symbols::SavedTryContextVar().raw())) {
622 // Don't capture those variables because the VM expects them to be on 623 // Don't capture those variables because the VM expects them to be on
623 // the stack. 624 // the stack.
624 continue; 625 continue;
625 } 626 }
626 scope->CaptureVariable(variable); 627 scope->CaptureVariable(variable);
627 } 628 }
628 scope = scope->parent(); 629 scope = scope->parent();
629 } 630 }
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676 return fixed_parameter_count - (index() - kParamEndSlotFromFp); 677 return fixed_parameter_count - (index() - kParamEndSlotFromFp);
677 } else { 678 } else {
678 // Shift negative indexes so that the lowest one is 0 (they are still 679 // Shift negative indexes so that the lowest one is 0 (they are still
679 // non-positive). 680 // non-positive).
680 return fixed_parameter_count - (index() - kFirstLocalSlotFromFp); 681 return fixed_parameter_count - (index() - kFirstLocalSlotFromFp);
681 } 682 }
682 } 683 }
683 684
684 685
685 } // namespace dart 686 } // namespace dart
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