runtime/vm/stub_code_arm.cc - Issue 2941643002: Check for a passed-in type argument vector in the prolog of generic functions.

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Unified Diff: runtime/vm/stub_code_arm.cc

Issue 2941643002: Check for a passed-in type argument vector in the prolog of generic functions. (Closed)

Patch Set: address review comments Created 3 years, 6 months ago

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Index: runtime/vm/stub_code_arm.cc

diff --git a/runtime/vm/stub_code_arm.cc b/runtime/vm/stub_code_arm.cc

index af6053e9ab8074f3acc9706554a154800120654d..b09dc0a6de7a5c3ec3513a27130e9dfe3d19d732 100644

--- a/runtime/vm/stub_code_arm.cc

+++ b/runtime/vm/stub_code_arm.cc

@@ -846,6 +846,7 @@ void StubCode::GenerateInvokeDartCodeStub(Assembler* assembler) {

// Load arguments descriptor array into R4, which is passed to Dart code.

__ ldr(R4, Address(R1, VMHandles::kOffsetOfRawPtrInHandle));

+ // No need to check for type args, disallowed by DartEntry::InvokeFunction.

// Load number of arguments into R9.

__ ldr(R9, FieldAddress(R4, ArgumentsDescriptor::count_offset()));

__ SmiUntag(R9);

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