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Unified Diff: runtime/vm/stub_code_x64.cc

Issue 14991010: Make breakpoints on == fire reliably (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 7 years, 7 months ago
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Index: runtime/vm/stub_code_x64.cc
===================================================================
--- runtime/vm/stub_code_x64.cc (revision 22827)
+++ runtime/vm/stub_code_x64.cc (working copy)
@@ -1685,6 +1685,18 @@
}
+// RBX: ICData.
+// TOS(0): return address (Dart code).
+void StubCode::GenerateBreakpointEqNullStub(Assembler* assembler) {
+ __ EnterStubFrame();
+ __ pushq(RBX); // Preserve ICData.
+ __ CallRuntime(kBreakpointClosureHandlerRuntimeEntry);
+ __ popq(RBX); // Restore arguments descriptor.
+ __ LeaveFrame();
+ __ jmp(&StubCode::EqualityWithNullArgLabel());
+}
+
+
// R10: Arguments descriptor array.
// TOS(0): return address (Dart code).
void StubCode::GenerateBreakpointClosureStub(Assembler* assembler) {
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