runtime/vm/opt_code_generator_ia32.cc - Issue 9562045: Added stack overflow checks at backward branches in order to allow interrupting endless loops. Bett…

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Unified Diff: runtime/vm/opt_code_generator_ia32.cc

Issue 9562045: Added stack overflow checks at backward branches in order to allow interrupting endless loops. Bett… (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 8 years, 10 months ago

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Index: runtime/vm/opt_code_generator_ia32.cc

===================================================================

--- runtime/vm/opt_code_generator_ia32.cc (revision 4887)

+++ runtime/vm/opt_code_generator_ia32.cc (working copy)

@@ -2637,6 +2637,7 @@

}

node->body()->Visit(this);

+ HandleBackwardBranch(node->id(), node->token_index());

__ Bind(label->continue_label());

node->increment()->Visit(this);

__ jmp(&loop);

@@ -2654,6 +2655,7 @@

Label loop;

__ Bind(&loop);

node->body()->Visit(this);

+ HandleBackwardBranch(node->id(), node->token_index());

__ Bind(label->continue_label());

CodeGenInfo condition_info(node->condition());

condition_info.set_false_label(label->break_label());

@@ -2693,6 +2695,7 @@

__ j(NOT_EQUAL, label->break_label());

}

node->body()->Visit(this);

+ HandleBackwardBranch(node->id(), node->token_index());

__ jmp(label->continue_label());

__ Bind(label->break_label());

}

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