8194814: [ppc, s390] A row of minor fixes and cleanups
authorgoetz
Tue, 09 Jan 2018 08:38:22 +0100
changeset 48626 9f6f48d4f9a1
parent 48625 d09be0adcf78
child 48627 bf12b502df94
8194814: [ppc, s390] A row of minor fixes and cleanups Summary: Fix the data types of pd flags. Reviewed-by: mdoerr
src/hotspot/cpu/ppc/c1_MacroAssembler_ppc.cpp
src/hotspot/cpu/ppc/c1_globals_ppc.hpp
src/hotspot/cpu/ppc/c2_globals_ppc.hpp
src/hotspot/cpu/ppc/c2_init_ppc.cpp
src/hotspot/cpu/ppc/globals_ppc.hpp
src/hotspot/cpu/ppc/icache_ppc.cpp
src/hotspot/cpu/ppc/interp_masm_ppc_64.cpp
src/hotspot/cpu/ppc/jniFastGetField_ppc.cpp
src/hotspot/cpu/ppc/macroAssembler_ppc.cpp
src/hotspot/cpu/ppc/nativeInst_ppc.hpp
src/hotspot/cpu/ppc/runtime_ppc.cpp
src/hotspot/cpu/ppc/sharedRuntime_ppc.cpp
src/hotspot/cpu/ppc/stubGenerator_ppc.cpp
src/hotspot/cpu/ppc/stubRoutines_ppc_64.cpp
src/hotspot/cpu/ppc/templateInterpreterGenerator_ppc.cpp
src/hotspot/cpu/s390/bytes_s390.hpp
src/hotspot/cpu/s390/c1_globals_s390.hpp
src/hotspot/cpu/s390/c2_globals_s390.hpp
src/hotspot/cpu/s390/globals_s390.hpp
--- a/src/hotspot/cpu/ppc/c1_MacroAssembler_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/c1_MacroAssembler_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2015 SAP SE. All rights reserved.
+ * Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -34,8 +34,8 @@
 #include "runtime/basicLock.hpp"
 #include "runtime/biasedLocking.hpp"
 #include "runtime/os.hpp"
+#include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
-#include "runtime/sharedRuntime.hpp"
 #include "utilities/align.hpp"
 
 
--- a/src/hotspot/cpu/ppc/c1_globals_ppc.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/c1_globals_ppc.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2015 SAP SE. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -33,36 +33,36 @@
 // (see c1_globals.hpp)
 
 #ifndef TIERED
-define_pd_global(bool, BackgroundCompilation,        true );
-define_pd_global(bool, CICompileOSR,                 true );
-define_pd_global(bool, InlineIntrinsics,             true );
-define_pd_global(bool, PreferInterpreterNativeStubs, false);
-define_pd_global(bool, ProfileTraps,                 false);
-define_pd_global(bool, UseOnStackReplacement,        true );
-define_pd_global(bool, TieredCompilation,            false);
-define_pd_global(intx, CompileThreshold,             1000 );
+define_pd_global(bool,     BackgroundCompilation,        true);
+define_pd_global(bool,     CICompileOSR,                 true);
+define_pd_global(bool,     InlineIntrinsics,             true);
+define_pd_global(bool,     PreferInterpreterNativeStubs, false);
+define_pd_global(bool,     ProfileTraps,                 false);
+define_pd_global(bool,     UseOnStackReplacement,        true);
+define_pd_global(bool,     TieredCompilation,            false);
+define_pd_global(intx,     CompileThreshold,             1000);
 
-define_pd_global(intx, OnStackReplacePercentage,     1400 );
-define_pd_global(bool, UseTLAB,                      true );
-define_pd_global(bool, ProfileInterpreter,           false);
-define_pd_global(intx, FreqInlineSize,               325  );
-define_pd_global(bool, ResizeTLAB,                   true );
-define_pd_global(intx, ReservedCodeCacheSize,        32*M );
-define_pd_global(intx, CodeCacheExpansionSize,       32*K );
-define_pd_global(uintx,CodeCacheMinBlockLength,      1);
-define_pd_global(uintx,MetaspaceSize,                12*M );
-define_pd_global(bool, NeverActAsServerClassMachine, true );
-define_pd_global(intx, NewSizeThreadIncrease,        16*K );
-define_pd_global(uint64_t,MaxRAM,                    1ULL*G);
-define_pd_global(intx, InitialCodeCacheSize,         160*K);
+define_pd_global(intx,     OnStackReplacePercentage,     1400);
+define_pd_global(bool,     UseTLAB,                      true);
+define_pd_global(bool,     ProfileInterpreter,           false);
+define_pd_global(intx,     FreqInlineSize,               325 );
+define_pd_global(bool,     ResizeTLAB,                   true);
+define_pd_global(uintx,    ReservedCodeCacheSize,        32*M);
+define_pd_global(uintx,    CodeCacheExpansionSize,       32*K);
+define_pd_global(uintx,    CodeCacheMinBlockLength,      1);
+define_pd_global(size_t,   MetaspaceSize,                12*M);
+define_pd_global(bool,     NeverActAsServerClassMachine, true);
+define_pd_global(size_t,   NewSizeThreadIncrease,        16*K);
+define_pd_global(uint64_t, MaxRAM,                       1ULL*G);
+define_pd_global(uintx,    InitialCodeCacheSize,         160*K);
 #endif // !TIERED
 
-define_pd_global(bool, UseTypeProfile,               false);
-define_pd_global(bool, RoundFPResults,               false);
+define_pd_global(bool,     UseTypeProfile,               false);
+define_pd_global(bool,     RoundFPResults,               false);
 
-define_pd_global(bool, LIRFillDelaySlots,            false);
-define_pd_global(bool, OptimizeSinglePrecision,      false);
-define_pd_global(bool, CSEArrayLength,               true );
-define_pd_global(bool, TwoOperandLIRForm,            false);
+define_pd_global(bool,     LIRFillDelaySlots,            false);
+define_pd_global(bool,     OptimizeSinglePrecision,      false);
+define_pd_global(bool,     CSEArrayLength,               true);
+define_pd_global(bool,     TwoOperandLIRForm,            false);
 
 #endif // CPU_PPC_VM_C1_GLOBALS_PPC_HPP
--- a/src/hotspot/cpu/ppc/c2_globals_ppc.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/c2_globals_ppc.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2016 SAP SE. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -39,7 +39,7 @@
 define_pd_global(bool, ProfileTraps,                 true);
 define_pd_global(bool, UseOnStackReplacement,        true);
 define_pd_global(bool, ProfileInterpreter,           true);
-define_pd_global(bool, TieredCompilation,            true);
+define_pd_global(bool, TieredCompilation,            trueInTiered);
 define_pd_global(intx, CompileThreshold,             10000);
 
 define_pd_global(intx, OnStackReplacePercentage,     140);
@@ -78,27 +78,27 @@
 //   x.f = 0
 //   loc = x.f
 //   NullCheck loc
-define_pd_global(bool, OptoScheduling,               false);
-define_pd_global(bool, IdealizeClearArrayNode,       true);
+define_pd_global(bool,     OptoScheduling,               false);
+define_pd_global(bool,     IdealizeClearArrayNode,       true);
 
-define_pd_global(intx, InitialCodeCacheSize,         2048*K); // Integral multiple of CodeCacheExpansionSize
-define_pd_global(intx, ReservedCodeCacheSize,        256*M);
-define_pd_global(intx, NonProfiledCodeHeapSize,      125*M);
-define_pd_global(intx, ProfiledCodeHeapSize,         126*M);
-define_pd_global(intx, NonNMethodCodeHeapSize,       5*M  );
-define_pd_global(intx, CodeCacheExpansionSize,       64*K);
+define_pd_global(uintx,    InitialCodeCacheSize,         2048*K); // Integral multiple of CodeCacheExpansionSize
+define_pd_global(uintx,    ReservedCodeCacheSize,        256*M);
+define_pd_global(uintx,    NonProfiledCodeHeapSize,      125*M);
+define_pd_global(uintx,    ProfiledCodeHeapSize,         126*M);
+define_pd_global(uintx,    NonNMethodCodeHeapSize,       5*M  );
+define_pd_global(uintx,    CodeCacheExpansionSize,       64*K);
 
 // Ergonomics related flags
-define_pd_global(uint64_t, MaxRAM,                   4ULL*G);
-define_pd_global(uintx, CodeCacheMinBlockLength,     4);
-define_pd_global(uintx, CodeCacheMinimumUseSpace,    400*K);
+define_pd_global(uint64_t, MaxRAM,                       128ULL*G);
+define_pd_global(uintx,    CodeCacheMinBlockLength,      4);
+define_pd_global(uintx,    CodeCacheMinimumUseSpace,     400*K);
 
-define_pd_global(bool,  TrapBasedRangeChecks,        true);
+define_pd_global(bool,     TrapBasedRangeChecks,          true);
 
 // Heap related flags
-define_pd_global(size_t, MetaspaceSize,              ScaleForWordSize(16*M));
+define_pd_global(size_t,   MetaspaceSize,                ScaleForWordSize(16*M));
 
 // Ergonomics related flags
-define_pd_global(bool, NeverActAsServerClassMachine, false);
+define_pd_global(bool,     NeverActAsServerClassMachine, false);
 
 #endif // CPU_PPC_VM_C2_GLOBALS_PPC_HPP
--- a/src/hotspot/cpu/ppc/c2_init_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/c2_init_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2015 SAP SE. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -29,11 +29,11 @@
 #include "runtime/globals.hpp"
 #include "utilities/debug.hpp"
 
-// processor dependent initialization for ppc
+// Processor dependent initialization of C2 compiler for ppc.
 
 void Compile::pd_compiler2_init() {
 
-  // Power7 and later
+  // Power7 and later.
   if (PowerArchitecturePPC64 > 6) {
     if (FLAG_IS_DEFAULT(UsePopCountInstruction)) {
       FLAG_SET_ERGO(bool, UsePopCountInstruction, true);
--- a/src/hotspot/cpu/ppc/globals_ppc.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/globals_ppc.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2002, 2017, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2017 SAP SE. All rights reserved.
+ * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -86,14 +86,14 @@
 define_pd_global(bool, ThreadLocalHandshakes, true);
 
 // Platform dependent flag handling: flags only defined on this platform.
-#define ARCH_FLAGS(develop, \
-                   product, \
-                   diagnostic, \
+#define ARCH_FLAGS(develop,      \
+                   product,      \
+                   diagnostic,   \
                    experimental, \
-                   notproduct, \
-                   range, \
-                   constraint, \
-                   writeable)  \
+                   notproduct,   \
+                   range,        \
+                   constraint,   \
+                   writeable)    \
                                                                             \
   product(uintx, PowerArchitecturePPC64, 0,                                 \
           "CPU Version: x for PowerX. Currently recognizes Power5 to "      \
--- a/src/hotspot/cpu/ppc/icache_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/icache_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2013 SAP SE. All rights reserved.
+ * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -24,7 +24,6 @@
  */
 
 #include "precompiled.hpp"
-#include "assembler_ppc.inline.hpp"
 #include "runtime/icache.hpp"
 
 // Use inline assembler to implement icache flush.
@@ -32,7 +31,7 @@
   address end = start + (unsigned int)lines*ICache::line_size;
   assert(start <= end, "flush_icache parms");
 
-  // store modified cache lines from data cache
+  // Store modified cache lines from data cache.
   for (address a = start; a < end; a += ICache::line_size) {
     __asm__ __volatile__(
      "dcbst 0, %0  \n"
@@ -48,7 +47,7 @@
      :
      : "memory");
 
-  // invalidate respective cache lines in instruction cache
+  // Invalidate respective cache lines in instruction cache.
   for (address a = start; a < end; a += ICache::line_size) {
     __asm__ __volatile__(
      "icbi 0, %0   \n"
@@ -57,7 +56,7 @@
      : "memory");
   }
 
-  // discard fetched instructions
+  // Discard fetched instructions.
   __asm__ __volatile__(
      "isync \n"
      :
@@ -71,6 +70,8 @@
 
   *flush_icache_stub = (ICache::flush_icache_stub_t)ICache::ppc64_flush_icache;
 
-  // First call to flush itself
+  // First call to flush itself.
+  // Pointless since we call C, but it is expected to get
+  // executed during VM_Version::determine_features().
   ICache::invalidate_range((address)(*flush_icache_stub), 0);
 }
--- a/src/hotspot/cpu/ppc/interp_masm_ppc_64.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/interp_masm_ppc_64.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2017 SAP SE. All rights reserved.
+ * Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -32,6 +32,10 @@
 #include "runtime/safepointMechanism.hpp"
 #include "runtime/sharedRuntime.hpp"
 
+// Implementation of InterpreterMacroAssembler.
+
+// This file specializes the assembler with interpreter-specific macros.
+
 #ifdef PRODUCT
 #define BLOCK_COMMENT(str) // nothing
 #else
--- a/src/hotspot/cpu/ppc/jniFastGetField_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/jniFastGetField_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2013 SAP SE. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -24,7 +24,7 @@
  */
 
 #include "precompiled.hpp"
-#include "assembler_ppc.inline.hpp"
+#include "asm/assembler.inline.hpp"
 #include "memory/resourceArea.hpp"
 #include "prims/jniFastGetField.hpp"
 #include "prims/jvm_misc.hpp"
--- a/src/hotspot/cpu/ppc/macroAssembler_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/macroAssembler_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2012, 2017, SAP SE. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -2880,10 +2880,6 @@
     //assert(ObjectMonitor::recursions_size_in_bytes() == 8, "unexpected size");
     asm_assert_mem8_is_zero(ObjectMonitor::recursions_offset_in_bytes(), temp,
                             "monitor->_recursions should be 0", -1);
-    // Invariant 2: OwnerIsThread shouldn't be 0.
-    //assert(ObjectMonitor::OwnerIsThread_size_in_bytes() == 4, "unexpected size");
-    //asm_assert_mem4_isnot_zero(ObjectMonitor::OwnerIsThread_offset_in_bytes(), temp,
-    //                           "monitor->OwnerIsThread shouldn't be 0", -1);
 #   endif
 
 #if INCLUDE_RTM_OPT
--- a/src/hotspot/cpu/ppc/nativeInst_ppc.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/nativeInst_ppc.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2002, 2015, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2015 SAP SE. All rights reserved.
+ * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -26,7 +26,6 @@
 #ifndef CPU_PPC_VM_NATIVEINST_PPC_HPP
 #define CPU_PPC_VM_NATIVEINST_PPC_HPP
 
-#include "asm/assembler.hpp"
 #include "asm/macroAssembler.hpp"
 #include "memory/allocation.hpp"
 #include "runtime/icache.hpp"
--- a/src/hotspot/cpu/ppc/runtime_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/runtime_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 1998, 2016, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2015 SAP SE. All rights reserved.
+ * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -25,7 +25,6 @@
 
 #include "precompiled.hpp"
 #ifdef COMPILER2
-#include "asm/assembler.inline.hpp"
 #include "asm/macroAssembler.inline.hpp"
 #include "classfile/systemDictionary.hpp"
 #include "code/vmreg.hpp"
--- a/src/hotspot/cpu/ppc/sharedRuntime_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/sharedRuntime_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2012, 2017 SAP SE. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2018 SAP SE. 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
@@ -1912,8 +1912,8 @@
   // - *_slot_offset Indicates offset from SP in number of stack slots.
   // - *_offset      Indicates offset from SP in bytes.
 
-  int stack_slots = c_calling_convention(out_sig_bt, out_regs, out_regs2, total_c_args) // 1+2)
-                  + SharedRuntime::out_preserve_stack_slots(); // See c_calling_convention.
+  int stack_slots = c_calling_convention(out_sig_bt, out_regs, out_regs2, total_c_args) + // 1+2)
+                    SharedRuntime::out_preserve_stack_slots(); // See c_calling_convention.
 
   // Now the space for the inbound oop handle area.
   int total_save_slots = num_java_iarg_registers * VMRegImpl::slots_per_word;
@@ -2044,7 +2044,8 @@
   OopMap    *oop_map  = new OopMap(stack_slots * 2, 0 /* arg_slots*/);
 
   if (is_critical_native) {
-    check_needs_gc_for_critical_native(masm, stack_slots, total_in_args, oop_handle_slot_offset, oop_maps, in_regs, in_sig_bt, r_temp_1);
+    check_needs_gc_for_critical_native(masm, stack_slots, total_in_args, oop_handle_slot_offset,
+                                       oop_maps, in_regs, in_sig_bt, r_temp_1);
   }
 
   // Move arguments from register/stack to register/stack.
--- a/src/hotspot/cpu/ppc/stubGenerator_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/stubGenerator_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2012, 2017, SAP SE. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -40,6 +40,10 @@
 #include "runtime/thread.inline.hpp"
 #include "utilities/align.hpp"
 
+// Declaration and definition of StubGenerator (no .hpp file).
+// For a more detailed description of the stub routine structure
+// see the comment in stubRoutines.hpp.
+
 #define __ _masm->
 
 #ifdef PRODUCT
--- a/src/hotspot/cpu/ppc/stubRoutines_ppc_64.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/stubRoutines_ppc_64.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2012, 2017, SAP SE. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -23,6 +23,7 @@
  *
  */
 
+#include "precompiled.hpp"
 #include "asm/macroAssembler.inline.hpp"
 #include "runtime/stubRoutines.hpp"
 
--- a/src/hotspot/cpu/ppc/templateInterpreterGenerator_ppc.cpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/ppc/templateInterpreterGenerator_ppc.cpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2018, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2015, 2017, SAP SE. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -582,25 +582,6 @@
   return entry;
 }
 
-#if 0
-// Call special ClassCastException constructor taking object to cast
-// and target class as arguments.
-address TemplateInterpreterGenerator::generate_ClassCastException_verbose_handler() {
-  address entry = __ pc();
-
-  // Expression stack must be empty before entering the VM if an
-  // exception happened.
-  __ empty_expression_stack();
-
-  // Thread will be loaded to R3_ARG1.
-  // Target class oop is in register R5_ARG3 by convention!
-  __ call_VM(noreg, CAST_FROM_FN_PTR(address, InterpreterRuntime::throw_ClassCastException_verbose), R17_tos, R5_ARG3);
-  // Above call must not return here since exception pending.
-  DEBUG_ONLY(__ should_not_reach_here();)
-  return entry;
-}
-#endif
-
 address TemplateInterpreterGenerator::generate_ClassCastException_handler() {
   address entry = __ pc();
   // Expression stack must be empty before entering the VM if an
@@ -1896,7 +1877,6 @@
   return NULL;
 }
 
-
 /**
  * Method entry for static native methods:
  *   int java.util.zip.CRC32.updateBytes(     int crc, byte[] b,  int off, int len)
--- a/src/hotspot/cpu/s390/bytes_s390.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/s390/bytes_s390.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2016 SAP SE. All rights reserved.
+ * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 2018 SAP SE. 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
@@ -42,11 +42,6 @@
   //
   // In short, it makes no sense on z/Architecture to piecemeal get or put unaligned data.
 
-  // Only swap on little endian machines => suffix `_le'.
-  static inline u2   swap_u2_le(u2 x) { return x; }
-  static inline u4   swap_u4_le(u4 x) { return x; }
-  static inline u8   swap_u8_le(u8 x) { return x; }
-
   static inline u2   get_native_u2(address p) { return *(u2*)p; }
   static inline u4   get_native_u4(address p) { return *(u4*)p; }
   static inline u8   get_native_u8(address p) { return *(u8*)p; }
@@ -55,7 +50,8 @@
   static inline void put_native_u4(address p, u4 x) { *(u4*)p = x; }
   static inline void put_native_u8(address p, u8 x) { *(u8*)p = x; }
 
-#include "bytes_linux_s390.inline.hpp"
+  // The following header contains the implementations of swap_u2, swap_u4, and swap_u8.
+#include OS_CPU_HEADER_INLINE(bytes)
 
   // Efficient reading and writing of unaligned unsigned data in Java byte ordering (i.e. big-endian ordering)
   static inline u2   get_Java_u2(address p) { return get_native_u2(p); }
--- a/src/hotspot/cpu/s390/c1_globals_s390.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/s390/c1_globals_s390.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2016 SAP SE. All rights reserved.
+ * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 2018 SAP SE. 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
@@ -48,7 +48,7 @@
 define_pd_global(bool,     ProfileInterpreter,           false);
 define_pd_global(intx,     FreqInlineSize,               325);
 define_pd_global(bool,     ResizeTLAB,                   true);
-define_pd_global(intx,     ReservedCodeCacheSize,        32*M);
+define_pd_global(uintx,    ReservedCodeCacheSize,        32*M);
 define_pd_global(uintx,    NonProfiledCodeHeapSize,      13*M);
 define_pd_global(uintx,    ProfiledCodeHeapSize,         14*M);
 define_pd_global(uintx,    NonNMethodCodeHeapSize,       5*M);
--- a/src/hotspot/cpu/s390/c2_globals_s390.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/s390/c2_globals_s390.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
- * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2016 SAP SE. All rights reserved.
+ * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 2018 SAP SE. 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
@@ -58,7 +58,7 @@
 define_pd_global(intx, LoopPercentProfileLimit,      10);
 define_pd_global(intx, MinJumpTableSize,             18);
 
-// Peephole and CISC spilling both break the graph, and so makes the
+// Peephole and CISC spilling both break the graph, and so make the
 // scheduler sick.
 define_pd_global(bool, OptoPeephole,                 false);
 define_pd_global(bool, UseCISCSpill,                 true);
--- a/src/hotspot/cpu/s390/globals_s390.hpp	Tue Dec 19 20:14:52 2017 -0800
+++ b/src/hotspot/cpu/s390/globals_s390.hpp	Tue Jan 09 08:38:22 2018 +0100
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2016, 2017 Oracle and/or its affiliates. All rights reserved.
- * Copyright (c) 2016, 2017 SAP SE. All rights reserved.
+ * Copyright (c) 2016, 2018 SAP SE. 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
@@ -87,7 +87,14 @@
 
 define_pd_global(bool, ThreadLocalHandshakes, true);
 
-#define ARCH_FLAGS(develop, product, diagnostic, experimental, notproduct, range, constraint, writeable) \
+#define ARCH_FLAGS(develop,      \
+                   product,      \
+                   diagnostic,   \
+                   experimental, \
+                   notproduct,   \
+                   range,        \
+                   constraint,   \
+                   writeable)    \
                                                                               \
   /* Reoptimize code-sequences of calls at runtime, e.g. replace an */        \
   /* indirect call by a direct call.                                */        \