[VM] Ensure the start of the entrypoints is also 2-byte aligned
Fixes https://github.com/dart-lang/sdk/issues/35419
Change-Id: I1e4478573c6fc032485ad7c1ec3069e4fa946733
Reviewed-on: https://dart-review.googlesource.com/c/87404
Reviewed-by: Vyacheslav Egorov <vegorov@google.com>
Commit-Queue: Martin Kustermann <kustermann@google.com>
diff --git a/runtime/vm/compiler/backend/il.cc b/runtime/vm/compiler/backend/il.cc
index 91e54d8..66f1b27 100644
--- a/runtime/vm/compiler/backend/il.cc
+++ b/runtime/vm/compiler/backend/il.cc
@@ -3650,6 +3650,13 @@
}
void FunctionEntryInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
+#if defined(TARGET_ARCH_X64)
+ // Ensure the start of the monomorphic checked entry is 2-byte aligned (see
+ // also Assembler::MonomorphicCheckedEntry()).
+ if (__ CodeSize() % 2 == 1) {
+ __ nop();
+ }
+#endif
__ Bind(compiler->GetJumpLabel(this));
// In the AOT compiler we want to reduce code size, so generate no
diff --git a/tests/language_2/language_2_kernel.status b/tests/language_2/language_2_kernel.status
index c73bae0..44cc68f 100644
--- a/tests/language_2/language_2_kernel.status
+++ b/tests/language_2/language_2_kernel.status
@@ -240,9 +240,6 @@
vm/debug_break_enabled_vm_test/none: CompileTimeError # KernelVM bug: Bad test using extended break syntax.
vm/regress_27201_test: CompileTimeError # Fasta/KernelVM bug: Deferred loading kernel issue 30273.
-[ $arch == x64 && $compiler == dartkp && $mode == debug ]
-statement_test: Crash # Issue 35419
-
[ $builder_tag == obfuscated && $compiler == dartkp ]
generic_function_dcall_test/01: SkipByDesign # Prints type names
invocation_mirror_test: RuntimeError # Issue 34911
