ppc: [liftoff] Add cp to kLiftoffAssemblerGpCacheRegs list

Change-Id: Iec59381ae9111de130070197c26212a8f9c18159
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3076061Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Junliang Yan <junyan@redhat.com>
Cr-Commit-Position: refs/heads/master@{#76132}

src/execution/ppc/frame-constants-ppc.h

@@ -44,7 +44,7 @@ class WasmCompileLazyFrameConstants : public TypedFrameConstants {
 class WasmDebugBreakFrameConstants : public TypedFrameConstants {
  public:
   static constexpr RegList kPushedGpRegs =
-      Register::ListOf(r3, r4, r5, r6, r7, r8, r9, r10, r11);
+      Register::ListOf(r3, r4, r5, r6, r7, r8, r9, r10, r11, cp);
 
   static constexpr RegList kPushedFpRegs = DoubleRegister::ListOf(
       d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12);

src/wasm/baseline/liftoff-assembler-defs.h

@@ -80,7 +80,7 @@ constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf(
 #elif V8_TARGET_ARCH_PPC64
 
 constexpr RegList kLiftoffAssemblerGpCacheRegs =
-    Register::ListOf(r3, r4, r5, r6, r7, r8, r9, r10, r11);
+    Register::ListOf(r3, r4, r5, r6, r7, r8, r9, r10, r11, cp);
 
 constexpr RegList kLiftoffAssemblerFpCacheRegs = DoubleRegister::ListOf(
     d0, d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11, d12);