From 4ddd3dec2d0b232d48646ca89b16591b3026aa5c Mon Sep 17 00:00:00 2001
From: SendaoYan <syan@openjdk.org>
Date: Wed, 20 Nov 2024 01:36:56 +0000
Subject: [PATCH] 8344356: Aarch64: implement -XX:+VerifyActivationFrameSize

Reviewed-by: aph
---
 src/hotspot/cpu/aarch64/interp_masm_aarch64.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/hotspot/cpu/aarch64/interp_masm_aarch64.cpp b/src/hotspot/cpu/aarch64/interp_masm_aarch64.cpp
index b892489af70..836caa86cb0 100644
--- a/src/hotspot/cpu/aarch64/interp_masm_aarch64.cpp
+++ b/src/hotspot/cpu/aarch64/interp_masm_aarch64.cpp
@@ -393,7 +393,13 @@ void InterpreterMacroAssembler::dispatch_base(TosState state,
                                               bool verifyoop,
                                               bool generate_poll) {
   if (VerifyActivationFrameSize) {
-    Unimplemented();
+    Label L;
+    sub(rscratch2, rfp, esp);
+    int min_frame_size = (frame::link_offset - frame::interpreter_frame_initial_sp_offset) * wordSize;
+    subs(rscratch2, rscratch2, min_frame_size);
+    br(Assembler::GE, L);
+    stop("broken stack frame");
+    bind(L);
   }
   if (verifyoop) {
     interp_verify_oop(r0, state);