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Don't register code for CHA or field guard deopt when precompiling.

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dart2js ARM -0.5% size

R=srdjan@google.com

Review URL: https://codereview.chromium.org/1430973005 .
This commit is contained in:
Ryan Macnak 2015-11-05 12:55:28 -08:00
parent 720e67ea1a
commit ab77310444
1 changed files with 17 additions and 14 deletions
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31
runtime/vm/compiler.cc
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@ -795,20 +795,23 @@ static bool CompileParsedFunctionHelper(CompilationPipeline* pipeline,
function.InstallOptimizedCode(code, is_osr);
}
// TODO(srdjan): In background compilation, verify that CHA has not
// been invalidated in the meantime.
// Register code with the classes it depends on because of CHA.
for (intptr_t i = 0;
i < thread->cha()->leaf_classes().length();
++i) {
thread->cha()->leaf_classes()[i]->RegisterCHACode(code);
}
for (intptr_t i = 0;
i < flow_graph->guarded_fields()->length();
i++) {
const Field* field = (*flow_graph->guarded_fields())[i];
field->RegisterDependentCode(code);
// TODO(srdjan): In background compilation, verify that CHA and field
// guards have not been invalidated in the meantime.
// Register code with the classes it depends on because of CHA and
// fields it depends on because of store guards, unless we cannot
// deopt.
if (Compiler::allow_recompilation()) {
for (intptr_t i = 0;
i < thread->cha()->leaf_classes().length();
++i) {
thread->cha()->leaf_classes()[i]->RegisterCHACode(code);
}
for (intptr_t i = 0;
i < flow_graph->guarded_fields()->length();
i++) {
const Field* field = (*flow_graph->guarded_fields())[i];
field->RegisterDependentCode(code);
}
}
} else { // not optimized.
if (!Compiler::always_optimize() &&