8036976: PPC64: implement the template interpreter

Co-authored-by: Martin Doerr <martin.doerr@sap.com>
Reviewed-by: kvn, coleenp

hotspot/make/aix/Makefile

@@ -70,6 +70,10 @@ ifndef CC_INTERP
     FORCE_TIERED=1
   endif
 endif
+# C1 is not ported on ppc64(le), so we cannot build a tiered VM:
+ifneq (,$(filter $(ARCH),ppc64 pp64le))
+  FORCE_TIERED=0
+endif
 
 ifdef LP64
   ifeq ("$(filter $(LP64_ARCH),$(BUILDARCH))","")

hotspot/make/linux/Makefile

@@ -66,6 +66,10 @@ ifndef CC_INTERP
     FORCE_TIERED=1
   endif
 endif
+# C1 is not ported on ppc64(le), so we cannot build a tiered VM:
+ifneq (,$(filter $(ARCH),ppc64 pp64le))
+  FORCE_TIERED=0
+endif
 
 ifdef LP64
   ifeq ("$(filter $(LP64_ARCH),$(BUILDARCH))","")

hotspot/src/cpu/ppc/vm/cppInterpreter_ppc.cpp

@@ -1353,9 +1353,9 @@ address CppInterpreterGenerator::generate_native_entry(void) {
   // notify here, we'll drop it on the floor.
 
   __ notify_method_exit(true/*native method*/,
-                        ilgl /*illegal state (not used for native methods)*/);
+                        ilgl /*illegal state (not used for native methods)*/,
-
+                        InterpreterMacroAssembler::NotifyJVMTI,
-
+                        false /*check_exceptions*/);
 
   //=============================================================================
   // Handle exceptions

hotspot/src/cpu/ppc/vm/frame_ppc.cpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -42,10 +42,6 @@
 #include "runtime/vframeArray.hpp"
 #endif
 
-#ifndef CC_INTERP
-#error "CC_INTERP must be defined on PPC64"
-#endif
-
 #ifdef ASSERT
 void RegisterMap::check_location_valid() {
 }
@@ -89,7 +85,10 @@ frame frame::sender_for_entry_frame(RegisterMap *map) const {
 
 frame frame::sender_for_interpreter_frame(RegisterMap *map) const {
   // Pass callers initial_caller_sp as unextended_sp.
-  return frame(sender_sp(), sender_pc(), (intptr_t*)((parent_ijava_frame_abi *)callers_abi())->initial_caller_sp);
+  return frame(sender_sp(), sender_pc(),
+               CC_INTERP_ONLY((intptr_t*)((parent_ijava_frame_abi *)callers_abi())->initial_caller_sp)
+               NOT_CC_INTERP((intptr_t*)get_ijava_state()->sender_sp)
+               );
 }
 
 frame frame::sender_for_compiled_frame(RegisterMap *map) const {
@@ -183,6 +182,9 @@ BasicType frame::interpreter_frame_result(oop* oop_result, jvalue* value_result)
     interpreterState istate = get_interpreterState();
     address lresult = (address)istate + in_bytes(BytecodeInterpreter::native_lresult_offset());
     address fresult = (address)istate + in_bytes(BytecodeInterpreter::native_fresult_offset());
+#else
+    address lresult = (address)&(get_ijava_state()->lresult);
+    address fresult = (address)&(get_ijava_state()->fresult);
 #endif
 
     switch (method->result_type()) {
@@ -259,7 +261,21 @@ void frame::describe_pd(FrameValues& values, int frame_no) {
     values.describe(frame_no, (intptr_t*)&(istate->_native_fresult), " native_fresult");
     values.describe(frame_no, (intptr_t*)&(istate->_native_lresult), " native_lresult");
 #else
-    Unimplemented();
+#define DESCRIBE_ADDRESS(name) \
+  values.describe(frame_no, (intptr_t*)&(get_ijava_state()->name), #name);
+
+      DESCRIBE_ADDRESS(method);
+      DESCRIBE_ADDRESS(locals);
+      DESCRIBE_ADDRESS(monitors);
+      DESCRIBE_ADDRESS(cpoolCache);
+      DESCRIBE_ADDRESS(bcp);
+      DESCRIBE_ADDRESS(esp);
+      DESCRIBE_ADDRESS(mdx);
+      DESCRIBE_ADDRESS(top_frame_sp);
+      DESCRIBE_ADDRESS(sender_sp);
+      DESCRIBE_ADDRESS(oop_tmp);
+      DESCRIBE_ADDRESS(lresult);
+      DESCRIBE_ADDRESS(fresult);
 #endif
   }
 }

hotspot/src/cpu/ppc/vm/frame_ppc.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -29,10 +29,6 @@
 #include "runtime/synchronizer.hpp"
 #include "utilities/top.hpp"
 
-#ifndef CC_INTERP
-#error "CC_INTERP must be defined on PPC64"
-#endif
-
   //  C frame layout on PPC-64.
   //
   //  In this figure the stack grows upwards, while memory grows
@@ -197,7 +193,85 @@
   #define _spill_nonvolatiles_neg(_component) \
      (int)(-frame::spill_nonvolatiles_size + offset_of(frame::spill_nonvolatiles, _component))
 
-  //  Frame layout for the Java interpreter on PPC64.
+
+
+#ifndef CC_INTERP
+  //  Frame layout for the Java template interpreter on PPC64.
+  //
+  //  Diffs to the CC_INTERP are marked with 'X'.
+  //
+  //  TOP_IJAVA_FRAME:
+  //
+  //    0       [TOP_IJAVA_FRAME_ABI]
+  //            alignment (optional)
+  //            [operand stack]
+  //            [monitors] (optional)
+  //           X[IJAVA_STATE]
+  //            note: own locals are located in the caller frame.
+  //
+  //  PARENT_IJAVA_FRAME:
+  //
+  //    0       [PARENT_IJAVA_FRAME_ABI]
+  //            alignment (optional)
+  //            [callee's Java result]
+  //            [callee's locals w/o arguments]
+  //            [outgoing arguments]
+  //            [used part of operand stack w/o arguments]
+  //            [monitors]      (optional)
+  //           X[IJAVA_STATE]
+  //
+
+  struct parent_ijava_frame_abi : abi_minframe {
+  };
+
+  enum {
+    parent_ijava_frame_abi_size = sizeof(parent_ijava_frame_abi)
+  };
+
+#define _parent_ijava_frame_abi(_component) \
+        (offset_of(frame::parent_ijava_frame_abi, _component))
+
+  struct top_ijava_frame_abi : abi_reg_args {
+  };
+
+  enum {
+    top_ijava_frame_abi_size = sizeof(top_ijava_frame_abi)
+  };
+
+#define _top_ijava_frame_abi(_component) \
+        (offset_of(frame::top_ijava_frame_abi, _component))
+
+  struct ijava_state {
+#ifdef ASSERT
+    uint64_t ijava_reserved;  // Used for assertion.
+    uint64_t ijava_reserved2; // Inserted for alignment.
+#endif
+    uint64_t method;
+    uint64_t locals;
+    uint64_t monitors;
+    uint64_t cpoolCache;
+    uint64_t bcp;
+    uint64_t esp;
+    uint64_t mdx;
+    uint64_t top_frame_sp; // Maybe define parent_frame_abi and move there.
+    uint64_t sender_sp;
+    // Slots only needed for native calls. Maybe better to move elsewhere.
+    uint64_t oop_tmp;
+    uint64_t lresult;
+    uint64_t fresult;
+    // Aligned to frame::alignment_in_bytes (16).
+  };
+
+  enum {
+    ijava_state_size = sizeof(ijava_state)
+  };
+
+#define _ijava_state_neg(_component) \
+        (int) (-frame::ijava_state_size + offset_of(frame::ijava_state, _component))
+
+#else // CC_INTERP:
+
+  //  Frame layout for the Java C++ interpreter on PPC64.
   //
   //  This frame layout provides a C-like frame for every Java frame.
   //
@@ -300,6 +374,8 @@
   #define _top_ijava_frame_abi(_component) \
           (offset_of(frame::top_ijava_frame_abi, _component))
 
+#endif // CC_INTERP
+
   // ENTRY_FRAME
 
   struct entry_frame_locals {
@@ -423,6 +499,14 @@
 #ifdef CC_INTERP
   // Additional interface for interpreter frames:
   inline interpreterState get_interpreterState() const;
+#else
+  inline ijava_state* get_ijava_state() const;
+  // Some convenient register frame setters/getters for deoptimization.
+  inline intptr_t* interpreter_frame_esp() const;
+  inline void interpreter_frame_set_cpcache(ConstantPoolCache* cp);
+  inline void interpreter_frame_set_esp(intptr_t* esp);
+  inline void interpreter_frame_set_top_frame_sp(intptr_t* top_frame_sp);
+  inline void interpreter_frame_set_sender_sp(intptr_t* sender_sp);
 #endif // CC_INTERP
 
   // Size of a monitor in bytes.

hotspot/src/cpu/ppc/vm/frame_ppc.inline.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,10 +26,6 @@
 #ifndef CPU_PPC_VM_FRAME_PPC_INLINE_HPP
 #define CPU_PPC_VM_FRAME_PPC_INLINE_HPP
 
-#ifndef CC_INTERP
-#error "CC_INTERP must be defined on PPC64"
-#endif
-
 // Inline functions for ppc64 frames:
 
 // Find codeblob and set deopt_state.
@@ -199,6 +195,75 @@ inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const {
   interpreterState istate = get_interpreterState();
   return &istate->_constants;
 }
+
+#else // !CC_INTERP
+
+// Template Interpreter frame value accessors.
+
+inline frame::ijava_state* frame::get_ijava_state() const {
+  return (ijava_state*) ((uintptr_t)fp() - ijava_state_size);
+}
+
+inline intptr_t** frame::interpreter_frame_locals_addr() const {
+  return (intptr_t**) &(get_ijava_state()->locals);
+}
+inline intptr_t* frame::interpreter_frame_bcx_addr() const {
+  return (intptr_t*) &(get_ijava_state()->bcp);
+}
+inline intptr_t* frame::interpreter_frame_mdx_addr() const {
+  return (intptr_t*) &(get_ijava_state()->mdx);
+}
+// Pointer beyond the "oldest/deepest" BasicObjectLock on stack.
+inline BasicObjectLock* frame::interpreter_frame_monitor_end() const {
+  return (BasicObjectLock *) get_ijava_state()->monitors;
+}
+
+inline BasicObjectLock* frame::interpreter_frame_monitor_begin() const {
+  return (BasicObjectLock *) get_ijava_state();
+}
+
+// SAPJVM ASc 2012-11-21. Return register stack slot addr at which currently interpreted method is found
+inline Method** frame::interpreter_frame_method_addr() const {
+  return (Method**) &(get_ijava_state()->method);
+}
+inline ConstantPoolCache** frame::interpreter_frame_cpoolcache_addr() const {
+  return (ConstantPoolCache**) &(get_ijava_state()->cpoolCache);
+}
+inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const {
+  return (ConstantPoolCache**) &(get_ijava_state()->cpoolCache);
+}
+
+inline oop* frame::interpreter_frame_temp_oop_addr() const {
+  return (oop *) &(get_ijava_state()->oop_tmp);
+}
+inline intptr_t* frame::interpreter_frame_esp() const {
+  return (intptr_t*) get_ijava_state()->esp;
+}
+
+// Convenient setters
+inline void frame::interpreter_frame_set_monitor_end(BasicObjectLock* end)    { get_ijava_state()->monitors = (intptr_t) end;}
+inline void frame::interpreter_frame_set_cpcache(ConstantPoolCache* cp)       { *frame::interpreter_frame_cpoolcache_addr() = cp; }
+inline void frame::interpreter_frame_set_esp(intptr_t* esp)                   { get_ijava_state()->esp = (intptr_t) esp; }
+inline void frame::interpreter_frame_set_top_frame_sp(intptr_t* top_frame_sp) { get_ijava_state()->top_frame_sp = (intptr_t) top_frame_sp; }
+inline void frame::interpreter_frame_set_sender_sp(intptr_t* sender_sp)       { get_ijava_state()->sender_sp = (intptr_t) sender_sp; }
+
+inline intptr_t* frame::interpreter_frame_expression_stack() const {
+  return (intptr_t*)interpreter_frame_monitor_end() - 1;
+}
+
+inline jint frame::interpreter_frame_expression_stack_direction() {
+  return -1;
+}
+
+// top of expression stack
+inline intptr_t* frame::interpreter_frame_tos_address() const {
+  return ((intptr_t*) get_ijava_state()->esp) + Interpreter::stackElementWords;
+}
+
+inline intptr_t* frame::interpreter_frame_tos_at(jint offset) const {
+  return &interpreter_frame_tos_address()[offset];
+}
+
 #endif // CC_INTERP
 
 inline int frame::interpreter_frame_monitor_size() {

hotspot/src/cpu/ppc/vm/interp_masm_ppc_64.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -29,7 +29,7 @@
 #include "assembler_ppc.inline.hpp"
 #include "interpreter/invocationCounter.hpp"
 
-// This file specializes the assembler with interpreter-specific macros
+// This file specializes the assembler with interpreter-specific macros.
 
 
 class InterpreterMacroAssembler: public MacroAssembler {
@@ -39,15 +39,176 @@ class InterpreterMacroAssembler: public MacroAssembler {
 
   void null_check_throw(Register a, int offset, Register temp_reg);
 
-  // Handy address generation macros
+  void branch_to_entry(address entry, Register Rscratch);
+
+  // Handy address generation macros.
 #define thread_(field_name) in_bytes(JavaThread::field_name ## _offset()), R16_thread
 #define method_(field_name) in_bytes(Method::field_name ## _offset()), R19_method
 
 #ifdef CC_INTERP
 #define state_(field_name)  in_bytes(byte_offset_of(BytecodeInterpreter, field_name)), R14_state
 #define prev_state_(field_name)  in_bytes(byte_offset_of(BytecodeInterpreter, field_name)), R15_prev_state
+  void pop (TosState state) {};           // Not needed.
+  void push(TosState state) {};           // Not needed.
 #endif
 
+#ifndef CC_INTERP
+  virtual void check_and_handle_popframe(Register java_thread);
+  virtual void check_and_handle_earlyret(Register java_thread);
+
+  // Base routine for all dispatches.
+  void dispatch_base(TosState state, address* table);
+
+  void load_earlyret_value(TosState state, Register Rscratch1);
+
+  static const Address l_tmp;
+  static const Address d_tmp;
+
+  // dispatch routines
+  void dispatch_next(TosState state, int step = 0);
+  void dispatch_via (TosState state, address* table);
+  void load_dispatch_table(Register dst, address* table);
+  void dispatch_Lbyte_code(TosState state, Register bytecode, address* table, bool verify = false);
+
+  // Called by shared interpreter generator.
+  void dispatch_prolog(TosState state, int step = 0);
+  void dispatch_epilog(TosState state, int step = 0);
+
+  // Super call_VM calls - correspond to MacroAssembler::call_VM(_leaf) calls.
+  void super_call_VM_leaf(Register thread_cache, address entry_point, Register arg_1);
+  void super_call_VM(Register thread_cache, Register oop_result, Register last_java_sp,
+                     address entry_point, Register arg_1, Register arg_2, bool check_exception = true);
+
+  // Generate a subtype check: branch to ok_is_subtype if sub_klass is
+  // a subtype of super_klass.  Blows registers tmp1, tmp2 and tmp3.
+  void gen_subtype_check(Register sub_klass, Register super_klass,
+                         Register tmp1, Register tmp2, Register tmp3, Label &ok_is_subtype);
+
+  // Load object from cpool->resolved_references(index).
+  void load_resolved_reference_at_index(Register result, Register index);
+
+  void generate_stack_overflow_check_with_compare_and_throw(Register Rmem_frame_size, Register Rscratch1);
+  void load_receiver(Register Rparam_count, Register Rrecv_dst);
+
+  // helpers for expression stack
+  void pop_i(     Register r = R17_tos);
+  void pop_ptr(   Register r = R17_tos);
+  void pop_l(     Register r = R17_tos);
+  void pop_f(FloatRegister f = F15_ftos);
+  void pop_d(FloatRegister f = F15_ftos );
+
+  void push_i(     Register r = R17_tos);
+  void push_ptr(   Register r = R17_tos);
+  void push_l(     Register r = R17_tos);
+  void push_f(FloatRegister f = F15_ftos );
+  void push_d(FloatRegister f = F15_ftos);
+
+  void push_2ptrs(Register first, Register second);
+
+  void push_l_pop_d(Register l = R17_tos, FloatRegister d = F15_ftos);
+  void push_d_pop_l(FloatRegister d = F15_ftos, Register l = R17_tos);
+
+  void pop (TosState state);           // transition vtos -> state
+  void push(TosState state);           // transition state -> vtos
+  void empty_expression_stack();       // Resets both Lesp and SP.
+
+ public:
+  // Load values from bytecode stream:
+
+  enum signedOrNot { Signed, Unsigned };
+  enum setCCOrNot  { set_CC, dont_set_CC };
+
+  void get_2_byte_integer_at_bcp(int         bcp_offset,
+                                 Register    Rdst,
+                                 signedOrNot is_signed);
+
+  void get_4_byte_integer_at_bcp(int         bcp_offset,
+                                 Register    Rdst,
+                                 signedOrNot is_signed = Unsigned);
+
+  void get_cache_index_at_bcp(Register Rdst, int bcp_offset, size_t index_size);
+
+  void get_cache_and_index_at_bcp(Register cache, int bcp_offset, size_t index_size = sizeof(u2));
+
+
+  // common code
+
+  void field_offset_at(int n, Register tmp, Register dest, Register base);
+  int  field_offset_at(Register object, address bcp, int offset);
+  void fast_iaaccess(int n, address bcp);
+  void fast_iagetfield(address bcp);
+  void fast_iaputfield(address bcp, bool do_store_check);
+
+  void index_check(Register array, Register index, int index_shift, Register tmp, Register res);
+  void index_check_without_pop(Register array, Register index, int index_shift, Register tmp, Register res);
+
+  void get_const(Register Rdst);
+  void get_constant_pool(Register Rdst);
+  void get_constant_pool_cache(Register Rdst);
+  void get_cpool_and_tags(Register Rcpool, Register Rtags);
+  void is_a(Label& L);
+
+  // Java Call Helpers
+  void call_from_interpreter(Register Rtarget_method, Register Rret_addr, Register Rscratch1, Register Rscratch2);
+
+  // --------------------------------------------------
+
+  void unlock_if_synchronized_method(TosState state, bool throw_monitor_exception = true,
+                                     bool install_monitor_exception = true);
+
+  // Removes the current activation (incl. unlocking of monitors).
+  // Additionally this code is used for earlyReturn in which case we
+  // want to skip throwing an exception and installing an exception.
+  void remove_activation(TosState state,
+                         bool throw_monitor_exception = true,
+                         bool install_monitor_exception = true);
+  void merge_frames(Register Rtop_frame_sp, Register return_pc, Register Rscratch1, Register Rscratch2); // merge top frames
+
+  void add_monitor_to_stack(bool stack_is_empty, Register Rtemp1, Register Rtemp2);
+
+  // Local variable access helpers
+  void load_local_int(Register Rdst_value, Register Rdst_address, Register Rindex);
+  void load_local_long(Register Rdst_value, Register Rdst_address, Register Rindex);
+  void load_local_ptr(Register Rdst_value, Register Rdst_address, Register Rindex);
+  void load_local_float(FloatRegister Rdst_value, Register Rdst_address, Register Rindex);
+  void load_local_double(FloatRegister Rdst_value, Register Rdst_address, Register Rindex);
+  void store_local_int(Register Rvalue, Register Rindex);
+  void store_local_long(Register Rvalue, Register Rindex);
+  void store_local_ptr(Register Rvalue, Register Rindex);
+  void store_local_float(FloatRegister Rvalue, Register Rindex);
+  void store_local_double(FloatRegister Rvalue, Register Rindex);
+
+  // Call VM for std frames
+  // Special call VM versions that check for exceptions and forward exception
+  // via short cut (not via expensive forward exception stub).
+  void check_and_forward_exception(Register Rscratch1, Register Rscratch2);
+  void call_VM(Register oop_result, address entry_point, bool check_exceptions = true);
+  void call_VM(Register oop_result, address entry_point, Register arg_1, bool check_exceptions = true);
+  void call_VM(Register oop_result, address entry_point, Register arg_1, Register arg_2, bool check_exceptions = true);
+  void call_VM(Register oop_result, address entry_point, Register arg_1, Register arg_2, Register arg_3, bool check_exceptions = true);
+  // Should not be used:
+  void call_VM(Register oop_result, Register last_java_sp, address entry_point, bool check_exceptions = true) {ShouldNotReachHere();}
+  void call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, bool check_exceptions = true) {ShouldNotReachHere();}
+  void call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2, bool check_exceptions = true) {ShouldNotReachHere();}
+  void call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2, Register arg_3, bool check_exceptions = true) {ShouldNotReachHere();}
+
+  Address first_local_in_stack();
+
+  enum LoadOrStore { load, store };
+  void static_iload_or_store(int which_local, LoadOrStore direction, Register Rtmp);
+  void static_aload_or_store(int which_local, LoadOrStore direction, Register Rtmp);
+  void static_dload_or_store(int which_local, LoadOrStore direction);
+
+  void save_interpreter_state(Register scratch);
+  void restore_interpreter_state(Register scratch, bool bcp_and_mdx_only = false);
+
+  void increment_backedge_counter(const Register Rcounters, Register Rtmp, Register Rtmp2, Register Rscratch);
+  void test_backedge_count_for_osr(Register backedge_count, Register branch_bcp, Register Rtmp);
+
+  void record_static_call_in_profile(Register Rentry, Register Rtmp);
+  void record_receiver_call_in_profile(Register Rklass, Register Rentry, Register Rtmp);
+#endif // !CC_INTERP
+
   void get_method_counters(Register method, Register Rcounters, Label& skip);
   void increment_invocation_counter(Register iv_be_count, Register Rtmp1, Register Rtmp2_r0);
 
@@ -55,12 +216,59 @@ class InterpreterMacroAssembler: public MacroAssembler {
   void lock_object  (Register lock_reg, Register obj_reg);
   void unlock_object(Register lock_reg, bool check_for_exceptions = true);
 
+#ifndef CC_INTERP
+
+  // Interpreter profiling operations
+  void set_method_data_pointer_for_bcp();
+  void test_method_data_pointer(Label& zero_continue);
+  void verify_method_data_pointer();
+  void test_invocation_counter_for_mdp(Register invocation_count, Register Rscratch, Label &profile_continue);
+
+  void set_mdp_data_at(int constant, Register value);
+
+  void increment_mdp_data_at(int constant, Register counter_addr, Register Rbumped_count, bool decrement = false);
+
+  void increment_mdp_data_at(Register counter_addr, Register Rbumped_count, bool decrement = false);
+  void increment_mdp_data_at(Register reg, int constant, Register scratch, Register Rbumped_count, bool decrement = false);
+
+  void set_mdp_flag_at(int flag_constant, Register scratch);
+  void test_mdp_data_at(int offset, Register value, Label& not_equal_continue, Register test_out);
+
+  void update_mdp_by_offset(int offset_of_disp, Register scratch);
+  void update_mdp_by_offset(Register reg, int offset_of_disp,
+                            Register scratch);
+  void update_mdp_by_constant(int constant);
+  void update_mdp_for_ret(TosState state, Register return_bci);
+
+  void profile_taken_branch(Register scratch, Register bumped_count);
+  void profile_not_taken_branch(Register scratch1, Register scratch2);
+  void profile_call(Register scratch1, Register scratch2);
+  void profile_final_call(Register scratch1, Register scratch2);
+  void profile_virtual_call(Register Rreceiver, Register Rscratch1, Register Rscratch2,  bool receiver_can_be_null);
+  void profile_typecheck(Register Rklass, Register Rscratch1, Register Rscratch2);
+  void profile_typecheck_failed(Register Rscratch1, Register Rscratch2);
+  void profile_ret(TosState state, Register return_bci, Register scratch1, Register scratch2);
+  void profile_switch_default(Register scratch1, Register scratch2);
+  void profile_switch_case(Register index, Register scratch1,Register scratch2, Register scratch3);
+  void profile_null_seen(Register Rscratch1, Register Rscratch2);
+  void record_klass_in_profile(Register receiver, Register scratch1, Register scratch2, bool is_virtual_call);
+  void record_klass_in_profile_helper(Register receiver, Register scratch1, Register scratch2, int start_row, Label& done, bool is_virtual_call);
+
+#endif // !CC_INTERP
+
   // Debugging
   void verify_oop(Register reg, TosState state = atos);    // only if +VerifyOops && state == atos
+#ifndef CC_INTERP
+  void verify_oop_or_return_address(Register reg, Register rtmp); // for astore
+  void verify_FPU(int stack_depth, TosState state = ftos);
+#endif // !CC_INTERP
 
-  // support for jvmdi/jvmpi
+  typedef enum { NotifyJVMTI, SkipNotifyJVMTI } NotifyMethodExitMode;
+
+  // Support for jvmdi/jvmpi.
   void notify_method_entry();
-  void notify_method_exit(bool is_native_method, TosState state);
+  void notify_method_exit(bool is_native_method, TosState state,
+                          NotifyMethodExitMode mode, bool check_exceptions);
 
 #ifdef CC_INTERP
   // Convert the current TOP_IJAVA_FRAME into a PARENT_IJAVA_FRAME

hotspot/src/cpu/ppc/vm/interpreter_ppc.cpp

@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -51,10 +51,6 @@
 #include "c1/c1_Runtime1.hpp"
 #endif
 
-#ifndef CC_INTERP
-#error "CC_INTERP must be defined on PPC"
-#endif
-
 #define __ _masm->
 
 #ifdef PRODUCT
@@ -147,7 +143,8 @@ address AbstractInterpreterGenerator::generate_slow_signature_handler() {
 #ifdef CC_INTERP
   __ ld(R19_method, state_(_method));
 #else
-  __ unimplemented("slow signature handler 1");
+  __ ld(R19_method, 0, target_sp);
+  __ ld(R19_method, _ijava_state_neg(method), R19_method);
 #endif
 
   // Get the result handler.
@@ -157,7 +154,8 @@ address AbstractInterpreterGenerator::generate_slow_signature_handler() {
 #ifdef CC_INTERP
   __ ld(R19_method, state_(_method));
 #else
-  __ unimplemented("slow signature handler 2");
+  __ ld(R19_method, 0, target_sp);
+  __ ld(R19_method, _ijava_state_neg(method), R19_method);
 #endif
 
   {
@@ -453,7 +451,7 @@ address InterpreterGenerator::generate_abstract_entry(void) {
   //
   // Registers alive
   //   R16_thread     - JavaThread*
-  //   R19_method     - callee's methodOop (method to be invoked)
+  //   R19_method     - callee's method (method to be invoked)
   //   R1_SP          - SP prepared such that caller's outgoing args are near top
   //   LR             - return address to caller
   //
@@ -491,7 +489,12 @@ address InterpreterGenerator::generate_abstract_entry(void) {
   // Return to frame manager, it will handle the pending exception.
   __ blr();
 #else
-  Unimplemented();
+  // We don't know our caller, so jump to the general forward exception stub,
+  // which will also pop our full frame off. Satisfy the interface of
+  // SharedRuntime::generate_forward_exception()
+  __ load_const_optimized(R11_scratch1, StubRoutines::forward_exception_entry(), R0);
+  __ mtctr(R11_scratch1);
+  __ bctr();
 #endif
 
   return entry;
@@ -500,8 +503,9 @@ address InterpreterGenerator::generate_abstract_entry(void) {
 // Call an accessor method (assuming it is resolved, otherwise drop into
 // vanilla (slow path) entry.
 address InterpreterGenerator::generate_accessor_entry(void) {
-  if(!UseFastAccessorMethods && (!FLAG_IS_ERGO(UseFastAccessorMethods)))
+  if (!UseFastAccessorMethods && (!FLAG_IS_ERGO(UseFastAccessorMethods))) {
     return NULL;
+  }
 
   Label Lslow_path, Lacquire;
 
@@ -586,10 +590,14 @@ address InterpreterGenerator::generate_accessor_entry(void) {
   // Load from branch table and dispatch (volatile case: one instruction ahead)
   __ sldi(Rflags, Rflags, LogBytesPerWord);
   __ cmpwi(CCR6, Rscratch, 1); // volatile?
-  __ sldi(Rscratch, Rscratch, exact_log2(BytesPerInstWord)); // volatile ? size of 1 instruction : 0
+  if (support_IRIW_for_not_multiple_copy_atomic_cpu) {
+    __ sldi(Rscratch, Rscratch, exact_log2(BytesPerInstWord)); // volatile ? size of 1 instruction : 0
+  }
   __ ldx(Rbtable, Rbtable, Rflags);
 
-  __ subf(Rbtable, Rscratch, Rbtable); // point to volatile/non-volatile entry point
+  if (support_IRIW_for_not_multiple_copy_atomic_cpu) {
+    __ subf(Rbtable, Rscratch, Rbtable); // point to volatile/non-volatile entry point
+  }
   __ mtctr(Rbtable);
   __ bctr();
 
@@ -605,7 +613,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
   }
   assert(all_uninitialized != all_initialized, "consistency"); // either or
 
-  __ sync(); // volatile entry point (one instruction before non-volatile_entry point)
+  __ fence(); // volatile entry point (one instruction before non-volatile_entry point)
   if (branch_table[vtos] == 0) branch_table[vtos] = __ pc(); // non-volatile_entry point
   if (branch_table[dtos] == 0) branch_table[dtos] = __ pc(); // non-volatile_entry point
   if (branch_table[ftos] == 0) branch_table[ftos] = __ pc(); // non-volatile_entry point
@@ -614,7 +622,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
 
   if (branch_table[itos] == 0) { // generate only once
     __ align(32, 28, 28); // align load
-    __ sync(); // volatile entry point (one instruction before non-volatile_entry point)
+    __ fence(); // volatile entry point (one instruction before non-volatile_entry point)
     branch_table[itos] = __ pc(); // non-volatile_entry point
     __ lwax(R3_RET, Rclass_or_obj, Roffset);
     __ beq(CCR6, Lacquire);
@@ -623,7 +631,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
 
   if (branch_table[ltos] == 0) { // generate only once
     __ align(32, 28, 28); // align load
-    __ sync(); // volatile entry point (one instruction before non-volatile_entry point)
+    __ fence(); // volatile entry point (one instruction before non-volatile_entry point)
     branch_table[ltos] = __ pc(); // non-volatile_entry point
     __ ldx(R3_RET, Rclass_or_obj, Roffset);
     __ beq(CCR6, Lacquire);
@@ -632,7 +640,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
 
   if (branch_table[btos] == 0) { // generate only once
     __ align(32, 28, 28); // align load
-    __ sync(); // volatile entry point (one instruction before non-volatile_entry point)
+    __ fence(); // volatile entry point (one instruction before non-volatile_entry point)
     branch_table[btos] = __ pc(); // non-volatile_entry point
     __ lbzx(R3_RET, Rclass_or_obj, Roffset);
     __ extsb(R3_RET, R3_RET);
@@ -642,7 +650,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
 
   if (branch_table[ctos] == 0) { // generate only once
     __ align(32, 28, 28); // align load
-    __ sync(); // volatile entry point (one instruction before non-volatile_entry point)
+    __ fence(); // volatile entry point (one instruction before non-volatile_entry point)
     branch_table[ctos] = __ pc(); // non-volatile_entry point
     __ lhzx(R3_RET, Rclass_or_obj, Roffset);
     __ beq(CCR6, Lacquire);
@@ -651,7 +659,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
 
   if (branch_table[stos] == 0) { // generate only once
     __ align(32, 28, 28); // align load
-    __ sync(); // volatile entry point (one instruction before non-volatile_entry point)
+    __ fence(); // volatile entry point (one instruction before non-volatile_entry point)
     branch_table[stos] = __ pc(); // non-volatile_entry point
     __ lhax(R3_RET, Rclass_or_obj, Roffset);
     __ beq(CCR6, Lacquire);
@@ -660,7 +668,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
 
   if (branch_table[atos] == 0) { // generate only once
     __ align(32, 28, 28); // align load
-    __ sync(); // volatile entry point (one instruction before non-volatile_entry point)
+    __ fence(); // volatile entry point (one instruction before non-volatile_entry point)
     branch_table[atos] = __ pc(); // non-volatile_entry point
     __ load_heap_oop(R3_RET, (RegisterOrConstant)Roffset, Rclass_or_obj);
     __ verify_oop(R3_RET);
@@ -683,10 +691,7 @@ address InterpreterGenerator::generate_accessor_entry(void) {
 #endif
 
   __ bind(Lslow_path);
-  assert(Interpreter::entry_for_kind(Interpreter::zerolocals), "Normal entry must have been generated by now");
+  __ branch_to_entry(Interpreter::entry_for_kind(Interpreter::zerolocals), Rscratch);
-  __ load_const_optimized(Rscratch, Interpreter::entry_for_kind(Interpreter::zerolocals), R0);
-  __ mtctr(Rscratch);
-  __ bctr();
   __ flush();
 
   return entry;
@@ -773,10 +778,7 @@ address InterpreterGenerator::generate_Reference_get_entry(void) {
 
     // Generate regular method entry.
     __ bind(slow_path);
-    assert(Interpreter::entry_for_kind(Interpreter::zerolocals), "Normal entry must have been generated by now");
+    __ branch_to_entry(Interpreter::entry_for_kind(Interpreter::zerolocals), R11_scratch1);
-    __ load_const_optimized(R11_scratch1, Interpreter::entry_for_kind(Interpreter::zerolocals), R0);
-    __ mtctr(R11_scratch1);
-    __ bctr();
     __ flush();
 
     return entry;

hotspot/src/cpu/ppc/vm/interpreter_ppc.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,15 +28,23 @@
 
  public:
 
-  // Stack index relative to tos (which points at value)
+  // Stack index relative to tos (which points at value).
   static int expr_index_at(int i) {
     return stackElementWords * i;
   }
 
-  // Already negated by c++ interpreter
+  // Already negated by c++ interpreter.
   static int local_index_at(int i) {
     assert(i <= 0, "local direction already negated");
     return stackElementWords * i;
   }
 
+#ifndef CC_INTERP
+  // The offset in bytes to access a expression stack slot
+  // relative to the esp pointer.
+  static int expr_offset_in_bytes(int slot) {
+    return stackElementSize * slot + wordSize;
+  }
+#endif
+
 #endif // CPU_PPC_VM_INTERPRETER_PPC_PP

hotspot/src/cpu/ppc/vm/javaFrameAnchor_ppc.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,10 +26,6 @@
 #ifndef CPU_PPC_VM_JAVAFRAMEANCHOR_PPC_HPP
 #define CPU_PPC_VM_JAVAFRAMEANCHOR_PPC_HPP
 
-#ifndef CC_INTERP
-#error "CC_INTERP must be defined on PPC64"
-#endif
-
 public:
   // Each arch must define reset, save, restore
   // These are used by objects that only care about:

hotspot/src/cpu/ppc/vm/macroAssembler_ppc.cpp

@@ -2412,7 +2412,8 @@ void MacroAssembler::set_top_ijava_frame_at_SP_as_last_Java_frame(Register sp, R
 #ifdef CC_INTERP
   ld(tmp1/*pc*/, _top_ijava_frame_abi(frame_manager_lr), sp);
 #else
-  Unimplemented();
+  address entry = pc();
+  load_const_optimized(tmp1, entry);
 #endif
 
   set_last_Java_frame(/*sp=*/sp, /*pc=*/tmp1);
@@ -2472,6 +2473,16 @@ void MacroAssembler::store_klass(Register dst_oop, Register klass, Register ck)
   }
 }
 
+void MacroAssembler::store_klass_gap(Register dst_oop, Register val) {
+  if (UseCompressedClassPointers) {
+    if (val == noreg) {
+      val = R0;
+      li(val, 0);
+    }
+    stw(val, oopDesc::klass_gap_offset_in_bytes(), dst_oop); // klass gap if compressed
+  }
+}
+
 int MacroAssembler::instr_size_for_decode_klass_not_null() {
   if (!UseCompressedClassPointers) return 0;
   int num_instrs = 1;  // shift or move
@@ -3143,3 +3154,15 @@ void MacroAssembler::zap_from_to(Register low, int before, Register high, int af
 }
 
 #endif // !PRODUCT
+
+SkipIfEqualZero::SkipIfEqualZero(MacroAssembler* masm, Register temp, const bool* flag_addr) : _masm(masm), _label() {
+  int simm16_offset = masm->load_const_optimized(temp, (address)flag_addr, R0, true);
+  assert(sizeof(bool) == 1, "PowerPC ABI");
+  masm->lbz(temp, simm16_offset, temp);
+  masm->cmpwi(CCR0, temp, 0);
+  masm->beq(CCR0, _label);
+}
+
+SkipIfEqualZero::~SkipIfEqualZero() {
+  _masm->bind(_label);
+}

hotspot/src/cpu/ppc/vm/macroAssembler_ppc.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -566,12 +566,14 @@ class MacroAssembler: public Assembler {
 
   // Load heap oop and decompress. Loaded oop may not be null.
   inline void load_heap_oop_not_null(Register d, RegisterOrConstant offs, Register s1 = noreg);
+  inline void store_heap_oop_not_null(Register d, RegisterOrConstant offs, Register s1,
+                                      /*specify if d must stay uncompressed*/ Register tmp = noreg);
 
   // Null allowed.
   inline void load_heap_oop(Register d, RegisterOrConstant offs, Register s1 = noreg);
 
   // Encode/decode heap oop. Oop may not be null, else en/decoding goes wrong.
-  inline void encode_heap_oop_not_null(Register d);
+  inline Register encode_heap_oop_not_null(Register d, Register src = noreg);
   inline void decode_heap_oop_not_null(Register d);
 
   // Null allowed.
@@ -581,6 +583,7 @@ class MacroAssembler: public Assembler {
   void load_klass(Register dst, Register src);
   void load_klass_with_trap_null_check(Register dst, Register src);
   void store_klass(Register dst_oop, Register klass, Register tmp = R0);
+  void store_klass_gap(Register dst_oop, Register val = noreg); // Will store 0 if val not specified.
   static int instr_size_for_decode_klass_not_null();
   void decode_klass_not_null(Register dst, Register src = noreg);
   void encode_klass_not_null(Register dst, Register src = noreg);
@@ -693,4 +696,21 @@ class MacroAssembler: public Assembler {
   void zap_from_to(Register low, int before, Register high, int after, Register val, Register addr) PRODUCT_RETURN;
 };
 
+// class SkipIfEqualZero:
+//
+// Instantiating this class will result in assembly code being output that will
+// jump around any code emitted between the creation of the instance and it's
+// automatic destruction at the end of a scope block, depending on the value of
+// the flag passed to the constructor, which will be checked at run-time.
+class SkipIfEqualZero : public StackObj {
+ private:
+  MacroAssembler* _masm;
+  Label _label;
+
+ public:
+   // 'Temp' is a temp register that this object can use (and trash).
+   explicit SkipIfEqualZero(MacroAssembler*, Register temp, const bool* flag_addr);
+   ~SkipIfEqualZero();
+};
+
 #endif // CPU_PPC_VM_MACROASSEMBLER_PPC_HPP

hotspot/src/cpu/ppc/vm/macroAssembler_ppc.inline.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -321,6 +321,15 @@ inline void MacroAssembler::load_heap_oop_not_null(Register d, RegisterOrConstan
   }
 }
 
+inline void MacroAssembler::store_heap_oop_not_null(Register d, RegisterOrConstant offs, Register s1, Register tmp) {
+  if (UseCompressedOops) {
+    Register compressedOop = encode_heap_oop_not_null((tmp != noreg) ? tmp : d, d);
+    stw(compressedOop, offs, s1);
+  } else {
+    std(d, offs, s1);
+  }
+}
+
 inline void MacroAssembler::load_heap_oop(Register d, RegisterOrConstant offs, Register s1) {
   if (UseCompressedOops) {
     lwz(d, offs, s1);
@@ -330,13 +339,17 @@ inline void MacroAssembler::load_heap_oop(Register d, RegisterOrConstant offs, R
   }
 }
 
-inline void MacroAssembler::encode_heap_oop_not_null(Register d) {
+inline Register MacroAssembler::encode_heap_oop_not_null(Register d, Register src) {
+  Register current = (src!=noreg) ? src : d; // Compressed oop is in d if no src provided.
   if (Universe::narrow_oop_base() != NULL) {
-    sub(d, d, R30);
+    sub(d, current, R30);
+    current = d;
   }
   if (Universe::narrow_oop_shift() != 0) {
-    srdi(d, d, LogMinObjAlignmentInBytes);
+    srdi(d, current, LogMinObjAlignmentInBytes);
+    current = d;
   }
+  return current; // Encoded oop is in this register.
 }
 
 inline void MacroAssembler::decode_heap_oop_not_null(Register d) {

hotspot/src/cpu/ppc/vm/register_ppc.hpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -579,15 +579,27 @@ REGISTER_DECLARATION(FloatRegister, F13_ARG13,  F13); // volatile
 
 // Register declarations to be used in frame manager assembly code.
 // Use only non-volatile registers in order to keep values across C-calls.
+#ifdef CC_INTERP
 REGISTER_DECLARATION(Register, R14_state,      R14);      // address of new cInterpreter.
 REGISTER_DECLARATION(Register, R15_prev_state, R15);      // address of old cInterpreter
+#else // CC_INTERP
+REGISTER_DECLARATION(Register, R14_bcp,        R14);
+REGISTER_DECLARATION(Register, R15_esp,        R15);
+REGISTER_DECLARATION(FloatRegister, F15_ftos,  F15);
+#endif // CC_INTERP
 REGISTER_DECLARATION(Register, R16_thread,     R16);      // address of current thread
 REGISTER_DECLARATION(Register, R17_tos,        R17);      // address of Java tos (prepushed).
 REGISTER_DECLARATION(Register, R18_locals,     R18);      // address of first param slot (receiver).
 REGISTER_DECLARATION(Register, R19_method,     R19);      // address of current method
 #ifndef DONT_USE_REGISTER_DEFINES
+#ifdef CC_INTERP
 #define R14_state         AS_REGISTER(Register, R14)
 #define R15_prev_state    AS_REGISTER(Register, R15)
+#else // CC_INTERP
+#define R14_bcp           AS_REGISTER(Register, R14)
+#define R15_esp           AS_REGISTER(Register, R15)
+#define F15_ftos          AS_REGISTER(FloatRegister, F15)
+#endif // CC_INTERP
 #define R16_thread        AS_REGISTER(Register, R16)
 #define R17_tos           AS_REGISTER(Register, R17)
 #define R18_locals        AS_REGISTER(Register, R18)
@@ -608,6 +620,14 @@ REGISTER_DECLARATION(Register, R26_tmp6, R26);
 REGISTER_DECLARATION(Register, R27_tmp7, R27);
 REGISTER_DECLARATION(Register, R28_tmp8, R28);
 REGISTER_DECLARATION(Register, R29_tmp9, R29);
+#ifndef CC_INTERP
+REGISTER_DECLARATION(Register, R24_dispatch_addr,     R24);
+REGISTER_DECLARATION(Register, R25_templateTableBase, R25);
+REGISTER_DECLARATION(Register, R26_monitor,           R26);
+REGISTER_DECLARATION(Register, R27_constPoolCache,    R27);
+REGISTER_DECLARATION(Register, R28_mdx,               R28);
+#endif // CC_INTERP
+
 #ifndef DONT_USE_REGISTER_DEFINES
 #define R21_tmp1         AS_REGISTER(Register, R21)
 #define R22_tmp2         AS_REGISTER(Register, R22)
@@ -618,6 +638,16 @@ REGISTER_DECLARATION(Register, R29_tmp9, R29);
 #define R27_tmp7         AS_REGISTER(Register, R27)
 #define R28_tmp8         AS_REGISTER(Register, R28)
 #define R29_tmp9         AS_REGISTER(Register, R29)
+#ifndef CC_INTERP
+//    Lmonitors  : monitor pointer
+//    LcpoolCache: constant pool cache
+//    mdx: method data index
+#define R24_dispatch_addr     AS_REGISTER(Register, R24)
+#define R25_templateTableBase AS_REGISTER(Register, R25)
+#define R26_monitor           AS_REGISTER(Register, R26)
+#define R27_constPoolCache    AS_REGISTER(Register, R27)
+#define R28_mdx               AS_REGISTER(Register, R28)
+#endif
 
 #define CCR4_is_synced AS_REGISTER(ConditionRegister, CCR4)
 #endif

hotspot/src/cpu/ppc/vm/sharedRuntime_ppc.cpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -957,6 +957,9 @@ static address gen_c2i_adapter(MacroAssembler *masm,
 
 #ifdef CC_INTERP
   const Register tos = R17_tos;
+#else
+  const Register tos = R15_esp;
+  __ load_const_optimized(R25_templateTableBase, (address)Interpreter::dispatch_table((TosState)0), R11_scratch1);
 #endif
 
   // load TOS
@@ -975,7 +978,7 @@ static void gen_i2c_adapter(MacroAssembler *masm,
                             const BasicType *sig_bt,
                             const VMRegPair *regs) {
 
-  // Load method's entry-point from methodOop.
+  // Load method's entry-point from method.
   __ ld(R12_scratch2, in_bytes(Method::from_compiled_offset()), R19_method);
   __ mtctr(R12_scratch2);
 
@@ -996,7 +999,10 @@ static void gen_i2c_adapter(MacroAssembler *masm,
 
 #ifdef CC_INTERP
   const Register ld_ptr = R17_tos;
+#else
+  const Register ld_ptr = R15_esp;
 #endif
+
   const Register value_regs[] = { R22_tmp2, R23_tmp3, R24_tmp4, R25_tmp5, R26_tmp6 };
   const int num_value_regs = sizeof(value_regs) / sizeof(Register);
   int value_regs_index = 0;
@@ -1087,8 +1093,8 @@ static void gen_i2c_adapter(MacroAssembler *masm,
     }
   }
 
-  BLOCK_COMMENT("Store method oop");
+  BLOCK_COMMENT("Store method");
-  // Store method oop into thread->callee_target.
+  // Store method into thread->callee_target.
   // We might end up in handle_wrong_method if the callee is
   // deoptimized as we race thru here. If that happens we don't want
   // to take a safepoint because the caller frame will look
@@ -2617,8 +2623,12 @@ static void push_skeleton_frame(MacroAssembler* masm, bool deopt,
 #ifdef CC_INTERP
   __ std(R1_SP, _parent_ijava_frame_abi(initial_caller_sp), R1_SP);
 #else
-  Unimplemented();
+#ifdef ASSERT
+  __ load_const_optimized(pc_reg, 0x5afe);
+  __ std(pc_reg, _ijava_state_neg(ijava_reserved), R1_SP);
 #endif
+  __ std(R1_SP, _ijava_state_neg(sender_sp), R1_SP);
+#endif // CC_INTERP
   __ addi(number_of_frames_reg, number_of_frames_reg, -1);
   __ addi(frame_sizes_reg, frame_sizes_reg, wordSize);
   __ addi(pcs_reg, pcs_reg, wordSize);
@@ -2690,7 +2700,15 @@ static void push_skeleton_frames(MacroAssembler* masm, bool deopt,
   __ std(R12_scratch2, _abi(lr), R1_SP);
 
   // Initialize initial_caller_sp.
+#ifdef CC_INTERP
   __ std(frame_size_reg/*old_sp*/, _parent_ijava_frame_abi(initial_caller_sp), R1_SP);
+#else
+#ifdef ASSERT
+ __ load_const_optimized(pc_reg, 0x5afe);
+ __ std(pc_reg, _ijava_state_neg(ijava_reserved), R1_SP);
+#endif
+ __ std(frame_size_reg, _ijava_state_neg(sender_sp), R1_SP);
+#endif // CC_INTERP
 
 #ifdef ASSERT
   // Make sure that there is at least one entry in the array.
@@ -2911,10 +2929,16 @@ void SharedRuntime::generate_deopt_blob() {
   // optional c2i, caller of deoptee, ...).
 
   // Initialize R14_state.
+#ifdef CC_INTERP
   __ ld(R14_state, 0, R1_SP);
   __ addi(R14_state, R14_state, -frame::interpreter_frame_cinterpreterstate_size_in_bytes());
   // Also inititialize R15_prev_state.
   __ restore_prev_state();
+#else
+  __ restore_interpreter_state(R11_scratch1);
+  __ load_const_optimized(R25_templateTableBase, (address)Interpreter::dispatch_table((TosState)0), R11_scratch1);
+#endif // CC_INTERP
+
 
   // Return to the interpreter entry point.
   __ blr();
@@ -3033,11 +3057,17 @@ void SharedRuntime::generate_uncommon_trap_blob() {
   // stack: (top interpreter frame, ..., optional interpreter frame,
   // optional c2i, caller of deoptee, ...).
 
+#ifdef CC_INTERP
   // Initialize R14_state, ...
   __ ld(R11_scratch1, 0, R1_SP);
   __ addi(R14_state, R11_scratch1, -frame::interpreter_frame_cinterpreterstate_size_in_bytes());
   // also initialize R15_prev_state.
   __ restore_prev_state();
+#else
+  __ restore_interpreter_state(R11_scratch1);
+  __ load_const_optimized(R25_templateTableBase, (address)Interpreter::dispatch_table((TosState)0), R11_scratch1);
+#endif // CC_INTERP
+
   // Return to the interpreter entry point.
   __ blr();
 
@@ -3115,7 +3145,6 @@ SafepointBlob* SharedRuntime::generate_handler_blob(address call_ptr, int poll_t
                                                       frame_size_in_bytes,
                                                       /*restore_ctr=*/true);
 
-
   BLOCK_COMMENT("  Jump to forward_exception_entry.");
   // Jump to forward_exception_entry, with the issuing PC in LR
   // so it looks like the original nmethod called forward_exception_entry.
@@ -3200,7 +3229,7 @@ RuntimeStub* SharedRuntime::generate_resolve_blob(address destination, const cha
 
   RegisterSaver::restore_live_registers_and_pop_frame(masm, frame_size_in_bytes, /*restore_ctr*/ false);
 
-  // Get the returned methodOop.
+  // Get the returned method.
   __ get_vm_result_2(R19_method);
 
   __ bctr();

hotspot/src/cpu/ppc/vm/stubGenerator_ppc.cpp

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -39,15 +39,10 @@
 #include "runtime/stubCodeGenerator.hpp"
 #include "runtime/stubRoutines.hpp"
 #include "utilities/top.hpp"
-#ifdef TARGET_OS_FAMILY_aix
-# include "thread_aix.inline.hpp"
-#endif
-#ifdef TARGET_OS_FAMILY_linux
-# include "thread_linux.inline.hpp"
-#endif
 #ifdef COMPILER2
 #include "opto/runtime.hpp"
 #endif
+#include "runtime/thread.inline.hpp"
 
 #define __ _masm->
 
@@ -221,7 +216,7 @@ class StubGenerator: public StubCodeGenerator {
     {
       BLOCK_COMMENT("Call frame manager or native entry.");
       // Call frame manager or native entry.
-      Register r_new_arg_entry = R14_state;
+      Register r_new_arg_entry = R14; // PPC_state;
       assert_different_registers(r_new_arg_entry, r_top_of_arguments_addr,
                                  r_arg_method, r_arg_thread);
 
@@ -234,7 +229,11 @@ class StubGenerator: public StubCodeGenerator {
       //   R16_thread  -  JavaThread*
 
       // Tos must point to last argument - element_size.
+#ifdef CC_INTERP
       const Register tos = R17_tos;
+#else
+      const Register tos = R15_esp;
+#endif
       __ addi(tos, r_top_of_arguments_addr, -Interpreter::stackElementSize);
 
       // initialize call_stub locals (step 2)
@@ -248,8 +247,11 @@ class StubGenerator: public StubCodeGenerator {
       assert(tos != r_arg_thread && R19_method != r_arg_thread, "trashed r_arg_thread");
 
       // Set R15_prev_state to 0 for simplifying checks in callee.
+#ifdef CC_INTERP
       __ li(R15_prev_state, 0);
-
+#else
+      __ load_const_optimized(R25_templateTableBase, (address)Interpreter::dispatch_table((TosState)0), R11_scratch1);
+#endif
       // Stack on entry to frame manager / native entry:
       //
       //      F0      [TOP_IJAVA_FRAME_ABI]
@@ -2089,7 +2091,7 @@ class StubGenerator: public StubCodeGenerator {
       guarantee(!UseAESIntrinsics, "not yet implemented.");
     }
 
-    // PPC uses stubs for safefetch.
+    // Safefetch stubs.
     generate_safefetch("SafeFetch32", sizeof(int),     &StubRoutines::_safefetch32_entry,
                                                        &StubRoutines::_safefetch32_fault_pc,
                                                        &StubRoutines::_safefetch32_continuation_pc);

hotspot/src/cpu/ppc/vm/templateInterpreterGenerator_ppc.hpp

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2013, 2014 SAP AG. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef CPU_PPC_VM_TEMPLATEINTERPRETERGENERATOR_PPC_HPP
+#define CPU_PPC_VM_TEMPLATEINTERPRETERGENERATOR_PPC_HPP
+
+ protected:
+  address generate_normal_entry(bool synchronized);
+  address generate_native_entry(bool synchronized);
+  address generate_math_entry(AbstractInterpreter::MethodKind kind);
+  address generate_empty_entry(void);
+
+  void lock_method(Register Rflags, Register Rscratch1, Register Rscratch2, bool flags_preloaded=false);
+  void unlock_method(bool check_exceptions = true);
+
+  void generate_counter_incr(Label* overflow, Label* profile_method, Label* profile_method_continue);
+  void generate_counter_overflow(Label& continue_entry);
+
+  void generate_fixed_frame(bool native_call, Register Rsize_of_parameters, Register Rsize_of_locals);
+  void generate_stack_overflow_check(Register Rframe_size, Register Rscratch1);
+
+#endif // CPU_PPC_VM_TEMPLATEINTERPRETERGENERATOR_PPC_HPP

hotspot/src/cpu/ppc/vm/templateInterpreter_ppc.hpp

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2013, 2014 SAP AG. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef CPU_PPC_VM_TEMPLATEINTERPRETER_PPC_HPP
+#define CPU_PPC_VM_TEMPLATEINTERPRETER_PPC_HPP
+
+ protected:
+
+  // Size of interpreter code.  Increase if too small.  Interpreter will
+  // fail with a guarantee ("not enough space for interpreter generation");
+  // if too small.
+  // Run with +PrintInterpreter to get the VM to print out the size.
+  // Max size with JVMTI
+
+  const static int InterpreterCodeSize = 210*K;
+
+#endif // CPU_PPC_VM_TEMPLATEINTERPRETER_PPC_HPP
+
+

hotspot/src/cpu/ppc/vm/templateTable_ppc_64.hpp

@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2013, 2014 SAP AG. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef CPU_PPC_VM_TEMPLATETABLE_PPC_64_HPP
+#define CPU_PPC_VM_TEMPLATETABLE_PPC_64_HPP
+
+  static void prepare_invoke(int byte_no, Register Rmethod, Register Rret_addr, Register Rindex, Register Rrecv, Register Rflags, Register Rscratch);
+  static void invokevfinal_helper(Register Rmethod, Register Rflags, Register Rscratch1, Register Rscratch2);
+  static void generate_vtable_call(Register Rrecv_klass, Register Rindex, Register Rret, Register Rtemp);
+  static void invokeinterface_object_method(Register Rrecv_klass, Register Rret, Register Rflags, Register Rindex, Register Rtemp, Register Rtemp2);
+
+  // Branch_conditional which takes TemplateTable::Condition.
+  static void branch_conditional(ConditionRegister crx, TemplateTable::Condition cc, Label& L, bool invert = false);
+  static void if_cmp_common(Register Rfirst, Register Rsecond, Register Rscratch1, Register Rscratch2, Condition cc, bool is_jint, bool cmp0);
+
+#endif // CPU_PPC_VM_TEMPLATETABLE_PPC_64_HPP

hotspot/src/share/vm/interpreter/templateTable.hpp

@@ -376,6 +376,9 @@ class TemplateTable: AllStatic {
 #ifdef TARGET_ARCH_MODEL_ppc_32
 # include "templateTable_ppc_32.hpp"
 #endif
+#ifdef TARGET_ARCH_MODEL_ppc_64
+# include "templateTable_ppc_64.hpp"
+#endif
 
 };
 #endif /* !CC_INTERP */