PPC/s390: [Interpreter] Collect allocation site feedback in call bytecode handler.

src/builtins/ppc/builtins-ppc.cc

Index: src/builtins/ppc/builtins-ppc.cc
diff --git a/src/builtins/ppc/builtins-ppc.cc b/src/builtins/ppc/builtins-ppc.cc
index a718df9461781fdca102a29bd9b00ea2c9e4836d..e420ce12c1926ed2fe14a527918765e2b190d054 100644
--- a/src/builtins/ppc/builtins-ppc.cc
+++ b/src/builtins/ppc/builtins-ppc.cc
@@ -1187,8 +1187,10 @@ void Builtins::Generate_InterpreterMarkBaselineOnReturn(MacroAssembler* masm) {
   __ blr();
 }
 
-static void Generate_InterpreterPushArgs(MacroAssembler* masm, Register index,
+static void Generate_InterpreterPushArgs(MacroAssembler* masm,
+                                         Register num_args, Register index,
                                          Register count, Register scratch) {
+  // TODO(mythria): Add a stack check before pushing arguments.
   Label loop;
   __ addi(index, index, Operand(kPointerSize));  // Bias up for LoadPU
   __ mtctr(count);
@@ -1214,8 +1216,8 @@ void Builtins::Generate_InterpreterPushArgsAndCallImpl(
   __ addi(r6, r3, Operand(1));
 
   // TODO(mythria): Add a stack check before pushing arguments.
-  // Push the arguments.
-  Generate_InterpreterPushArgs(masm, r5, r6, r7);
+  // Push the arguments. r5, r6, r7 will be modified.
+  Generate_InterpreterPushArgs(masm, r6, r5, r6, r7);
 
   // Call the target.
   if (function_type == CallableType::kJSFunction) {
@@ -1249,7 +1251,8 @@ void Builtins::Generate_InterpreterPushArgsAndConstructImpl(
   Label skip;
   __ cmpi(r3, Operand::Zero());
   __ beq(&skip);
-  Generate_InterpreterPushArgs(masm, r7, r3, r8);
+  // Push the arguments. r8, r7, r9 will be modified.
+  Generate_InterpreterPushArgs(masm, r3, r7, r3, r8);
   __ bind(&skip);
 
   __ AssertUndefinedOrAllocationSite(r5, r8);
@@ -1271,6 +1274,29 @@ void Builtins::Generate_InterpreterPushArgsAndConstructImpl(
   }
 }
 
+// static
+void Builtins::Generate_InterpreterPushArgsAndConstructArray(
+    MacroAssembler* masm) {
+  // ----------- S t a t e -------------
+  // -- r3 : argument count (not including receiver)
+  // -- r4 : target to call verified to be Array function
+  // -- r5 : allocation site feedback if available, undefined otherwise.
+  // -- r6 : address of the first argument
+  // -----------------------------------
+
+  __ addi(r7, r3, Operand(1));  // Add one for receiver.
+
+  // TODO(mythria): Add a stack check before pushing arguments.
+  // Push the arguments. r6, r8, r3 will be modified.
+  Generate_InterpreterPushArgs(masm, r7, r6, r7, r8);
+
+  // Array constructor expects constructor in r6. It is same as r4 here.
+  __ mr(r6, r4);
+
+  ArrayConstructorStub stub(masm->isolate());
+  __ TailCallStub(&stub);
+}
+
 void Builtins::Generate_InterpreterEnterBytecodeDispatch(MacroAssembler* masm) {
   // Set the return address to the correct point in the interpreter entry
   // trampoline.