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Unified Diff: src/ia32/builtins-ia32.cc

Issue 78283002: Restore saved caller FP registers on stub failure (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Port to ia32, arm, and mips Created 7 years, 1 month ago
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Index: src/ia32/builtins-ia32.cc
diff --git a/src/ia32/builtins-ia32.cc b/src/ia32/builtins-ia32.cc
index e5e6ec50d132b923937be0cf1e6b524d2450236b..32c3397dc77b35ef8261b04a86a3f86253ceeae1 100644
--- a/src/ia32/builtins-ia32.cc
+++ b/src/ia32/builtins-ia32.cc
@@ -601,7 +601,8 @@ void Builtins::Generate_MarkCodeAsExecutedTwice(MacroAssembler* masm) {
}
-void Builtins::Generate_NotifyStubFailure(MacroAssembler* masm) {
+static void Generate_NotifyStubFailureHelper(MacroAssembler* masm,
+ SaveFPRegsMode save_doubles) {
// Enter an internal frame.
{
FrameScope scope(masm, StackFrame::INTERNAL);
@@ -610,7 +611,7 @@ void Builtins::Generate_NotifyStubFailure(MacroAssembler* masm) {
// stubs that tail call the runtime on deopts passing their parameters in
// registers.
__ pushad();
- __ CallRuntime(Runtime::kNotifyStubFailure, 0);
+ __ CallRuntime(Runtime::kNotifyStubFailure, 0, save_doubles);
__ popad();
// Tear down internal frame.
}
@@ -620,6 +621,16 @@ void Builtins::Generate_NotifyStubFailure(MacroAssembler* masm) {
}
+void Builtins::Generate_NotifyStubFailure(MacroAssembler* masm) {
+ Generate_NotifyStubFailureHelper(masm, kDontSaveFPRegs);
+}
+
+
+void Builtins::Generate_NotifyStubFailureSaveDoubles(MacroAssembler* masm) {
+ Generate_NotifyStubFailureHelper(masm, kSaveFPRegs);
+}
+
+
static void Generate_NotifyDeoptimizedHelper(MacroAssembler* masm,
Deoptimizer::BailoutType type) {
{
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