deps: update V8 to 8.7.220

PR-URL: https://github.com/nodejs/node/pull/35700
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Shelley Vohr <codebytere@gmail.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/deps/v8/src/codegen/ppc/macro-assembler-ppc.h b/deps/v8/src/codegen/ppc/macro-assembler-ppc.h
index 0e9c764add..a74985cbe1 100644
--- a/deps/v8/src/codegen/ppc/macro-assembler-ppc.h
+++ b/deps/v8/src/codegen/ppc/macro-assembler-ppc.h
@@ -237,6 +237,10 @@ class V8_EXPORT_PRIVATE TurboAssembler : public TurboAssemblerBase {
     StoreP(src1, MemOperand(sp, 4 * kSystemPointerSize));
   }
 
+  enum PushArrayOrder { kNormal, kReverse };
+  void PushArray(Register array, Register size, Register scratch,
+                 Register scratch2, PushArrayOrder order = kNormal);
+
   void Pop(Register dst) { pop(dst); }
 
   // Pop two registers. Pops rightmost register first (from lower address).
@@ -719,6 +723,28 @@ class V8_EXPORT_PRIVATE MacroAssembler : public TurboAssembler {
  public:
   using TurboAssembler::TurboAssembler;
 
+  // It assumes that the arguments are located below the stack pointer.
+  // argc is the number of arguments not including the receiver.
+  // TODO(victorgomes): Remove this function once we stick with the reversed
+  // arguments order.
+  void LoadReceiver(Register dest, Register argc) {
+#ifdef V8_REVERSE_JSARGS
+    LoadP(dest, MemOperand(sp, 0));
+#else
+    ShiftLeftImm(dest, argc, Operand(kSystemPointerSizeLog2));
+    LoadPX(dest, MemOperand(sp, dest));
+#endif
+  }
+
+  void StoreReceiver(Register rec, Register argc, Register scratch) {
+#ifdef V8_REVERSE_JSARGS
+    StoreP(rec, MemOperand(sp, 0));
+#else
+    ShiftLeftImm(scratch, argc, Operand(kSystemPointerSizeLog2));
+    StorePX(rec, MemOperand(sp, scratch));
+#endif
+  }
+
   // ---------------------------------------------------------------------------
   // GC Support