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Consistently use CompilationInfo::AbortOptimization.

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R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/22832002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16240 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
mstarzinger@chromium.org 2013-08-20 08:53:34 +00:00
parent 943d5cc27a
commit 8a1abf6279
2 changed files with 10 additions and 16 deletions
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17
src/compiler.cc
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@ -232,12 +232,6 @@ bool CompilationInfo::ShouldSelfOptimize() {
}
void CompilationInfo::AbortOptimization() {
Handle<Code> code(shared_info()->code());
SetCode(code);
}
// Determine whether to use the full compiler for all code. If the flag
// --always-full-compiler is specified this is the case. For the virtual frame
// based compiler the full compiler is also used if a debugger is connected, as
@ -323,8 +317,7 @@ OptimizingCompiler::Status OptimizingCompiler::CreateGraph() {
// We should never arrive here if there is no code object on the
// shared function object.
Handle<Code> code(info()->shared_info()->code());
ASSERT(code->kind() == Code::FUNCTION);
ASSERT(info()->shared_info()->code()->kind() == Code::FUNCTION);
// We should never arrive here if optimization has been disabled on the
// shared function info.
@ -334,7 +327,7 @@ OptimizingCompiler::Status OptimizingCompiler::CreateGraph() {
// to use the Hydrogen-based optimizing compiler. We already have
// generated code for this from the shared function object.
if (AlwaysFullCompiler(isolate())) {
info()->SetCode(code);
info()->AbortOptimization();
return SetLastStatus(BAILED_OUT);
}
@ -370,7 +363,7 @@ OptimizingCompiler::Status OptimizingCompiler::CreateGraph() {
// Take --hydrogen-filter into account.
if (!info()->closure()->PassesHydrogenFilter()) {
info()->SetCode(code);
info()->AbortOptimization();
return SetLastStatus(BAILED_OUT);
}
@ -411,7 +404,7 @@ OptimizingCompiler::Status OptimizingCompiler::CreateGraph() {
// optimizable marker in the code object and optimize anyway. This
// is safe as long as the unoptimized code has deoptimization
// support.
ASSERT(FLAG_always_opt || code->optimizable());
ASSERT(FLAG_always_opt || info()->shared_info()->code()->optimizable());
ASSERT(info()->shared_info()->has_deoptimization_support());
if (FLAG_trace_hydrogen) {
@ -1099,7 +1092,7 @@ void Compiler::InstallOptimizedCode(OptimizingCompiler* optimizing_compiler) {
PrintF(" installed.\n");
}
} else {
info->SetCode(Handle<Code>(info->shared_info()->code()));
info->AbortOptimization();
InstallFullCode(*info);
}
// Optimized code is finally replacing unoptimized code. Reset the latter's

7
src/compiler.h
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@ -235,9 +235,10 @@ class CompilationInfo {
// Determines whether or not to insert a self-optimization header.
bool ShouldSelfOptimize();
// Disable all optimization attempts of this info for the rest of the
// current compilation pipeline.
void AbortOptimization();
// Reset code to the unoptimized version when optimization is aborted.
void AbortOptimization() {
SetCode(handle(shared_info()->code()));
}
void set_deferred_handles(DeferredHandles* deferred_handles) {
ASSERT(deferred_handles_ == NULL);