OpenJDK / bsd-port / jdk8 / hotspot
changeset 7908:38f9f453eb12
Somehow I managed to apply the ppc64 diffs and get the double the content
in all these files. Fix that by removing the second duplicate content.
Pointed out by: Curtis Hamilton <hamiltcl@verizon.net>
| author | Greg Lewis <glewis@eyesbeyond.com> |
|---|---|
| date | Fri, 17 Jun 2016 22:08:33 -0700 |
| parents | 7d6b5e9516c9 |
| children | dd5bc996e115 |
| files | make/bsd/makefiles/ppc64.make make/bsd/platform_ppc64 src/os_cpu/bsd_ppc/vm/atomic_bsd_ppc.inline.hpp src/os_cpu/bsd_ppc/vm/bytes_bsd_ppc.inline.hpp src/os_cpu/bsd_ppc/vm/globals_bsd_ppc.hpp src/os_cpu/bsd_ppc/vm/orderAccess_bsd_ppc.inline.hpp src/os_cpu/bsd_ppc/vm/os_bsd_ppc.cpp src/os_cpu/bsd_ppc/vm/os_bsd_ppc.hpp src/os_cpu/bsd_ppc/vm/prefetch_bsd_ppc.inline.hpp src/os_cpu/bsd_ppc/vm/threadLS_bsd_ppc.cpp src/os_cpu/bsd_ppc/vm/threadLS_bsd_ppc.hpp src/os_cpu/bsd_ppc/vm/thread_bsd_ppc.cpp src/os_cpu/bsd_ppc/vm/thread_bsd_ppc.hpp src/os_cpu/bsd_ppc/vm/vmStructs_bsd_ppc.hpp |
| diffstat | 14 files changed, 0 insertions(+), 1710 deletions(-) [+] |
line wrap: on
line diff
--- a/make/bsd/makefiles/ppc64.make Fri Jun 17 22:06:31 2016 -0700 +++ b/make/bsd/makefiles/ppc64.make Fri Jun 17 22:08:33 2016 -0700 @@ -49,54 +49,3 @@ # Use Power8, this is the first CPU to support PPC64 LE with ELFv2 ABI. CFLAGS += -mcpu=power7 -mtune=power8 -minsert-sched-nops=regroup_exact -mno-multiple -mno-string endif -# -# Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved. -# Copyright 2012, 2013 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. -# -# - -# make c code know it is on a 64 bit platform. -CFLAGS += -D_LP64=1 - -ifeq ($(origin OPENJDK_TARGET_CPU_ENDIAN),undefined) - # This can happen during hotspot standalone build. Set endianness from - # uname. We assume build and target machines are the same. - OPENJDK_TARGET_CPU_ENDIAN:=$(if $(filter ppc64le,$(shell uname -m)),little,big) -endif - -ifeq ($(filter $(OPENJDK_TARGET_CPU_ENDIAN),big little),) - $(error OPENJDK_TARGET_CPU_ENDIAN value should be 'big' or 'little') -endif - -ifeq ($(OPENJDK_TARGET_CPU_ENDIAN),big) - # fixes `relocation truncated to fit' error for gcc 4.1. - CFLAGS += -mminimal-toc - - # finds use ppc64 instructions, but schedule for power5 - CFLAGS += -mcpu=powerpc64 -mtune=power5 -minsert-sched-nops=regroup_exact -mno-multiple -mno-string -else - # Little endian machine uses ELFv2 ABI. - CFLAGS += -DVM_LITTLE_ENDIAN -DABI_ELFv2 - - # Use Power8, this is the first CPU to support PPC64 LE with ELFv2 ABI. - CFLAGS += -mcpu=power7 -mtune=power8 -minsert-sched-nops=regroup_exact -mno-multiple -mno-string -endif
--- a/make/bsd/platform_ppc64 Fri Jun 17 22:06:31 2016 -0700 +++ b/make/bsd/platform_ppc64 Fri Jun 17 22:08:33 2016 -0700 @@ -15,20 +15,3 @@ gnu_dis_arch = ppc64 sysdefs = -DBSD -D_ALLBSD_SOURCE -D_GNU_SOURCE -DPPC64 -os_family = bsd - -arch = ppc - -arch_model = ppc_64 - -os_arch = bsd_ppc - -os_arch_model = bsd_ppc_64 - -lib_arch = ppc64 - -compiler = gcc - -gnu_dis_arch = ppc64 - -sysdefs = -DBSD -D_ALLBSD_SOURCE -D_GNU_SOURCE -DPPC64
--- a/src/os_cpu/bsd_ppc/vm/atomic_bsd_ppc.inline.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/atomic_bsd_ppc.inline.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -398,403 +398,3 @@ #undef strasm_nobarrier_clobber_memory #endif // OS_CPU_BSD_PPC_VM_ATOMIC_BSD_PPC_INLINE_HPP -/* - * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_ATOMIC_BSD_PPC_INLINE_HPP -#define OS_CPU_BSD_PPC_VM_ATOMIC_BSD_PPC_INLINE_HPP - -#include "runtime/atomic.hpp" -#include "runtime/os.hpp" -#include "vm_version_ppc.hpp" - -#ifndef PPC64 -#error "Atomic currently only implemented for PPC64" -#endif - -// Implementation of class atomic - -inline void Atomic::store (jbyte store_value, jbyte* dest) { *dest = store_value; } -inline void Atomic::store (jshort store_value, jshort* dest) { *dest = store_value; } -inline void Atomic::store (jint store_value, jint* dest) { *dest = store_value; } -inline void Atomic::store (jlong store_value, jlong* dest) { *dest = store_value; } -inline void Atomic::store_ptr(intptr_t store_value, intptr_t* dest) { *dest = store_value; } -inline void Atomic::store_ptr(void* store_value, void* dest) { *(void**)dest = store_value; } - -inline void Atomic::store (jbyte store_value, volatile jbyte* dest) { *dest = store_value; } -inline void Atomic::store (jshort store_value, volatile jshort* dest) { *dest = store_value; } -inline void Atomic::store (jint store_value, volatile jint* dest) { *dest = store_value; } -inline void Atomic::store (jlong store_value, volatile jlong* dest) { *dest = store_value; } -inline void Atomic::store_ptr(intptr_t store_value, volatile intptr_t* dest) { *dest = store_value; } -inline void Atomic::store_ptr(void* store_value, volatile void* dest) { *(void* volatile *)dest = store_value; } - -inline jlong Atomic::load(volatile jlong* src) { return *src; } - -// -// machine barrier instructions: -// -// - sync two-way memory barrier, aka fence -// - lwsync orders Store|Store, -// Load|Store, -// Load|Load, -// but not Store|Load -// - eieio orders memory accesses for device memory (only) -// - isync invalidates speculatively executed instructions -// From the POWER ISA 2.06 documentation: -// "[...] an isync instruction prevents the execution of -// instructions following the isync until instructions -// preceding the isync have completed, [...]" -// From IBM's AIX assembler reference: -// "The isync [...] instructions causes the processor to -// refetch any instructions that might have been fetched -// prior to the isync instruction. The instruction isync -// causes the processor to wait for all previous instructions -// to complete. Then any instructions already fetched are -// discarded and instruction processing continues in the -// environment established by the previous instructions." -// -// semantic barrier instructions: -// (as defined in orderAccess.hpp) -// -// - release orders Store|Store, (maps to lwsync) -// Load|Store -// - acquire orders Load|Store, (maps to lwsync) -// Load|Load -// - fence orders Store|Store, (maps to sync) -// Load|Store, -// Load|Load, -// Store|Load -// - -#define strasm_sync "\n sync \n" -#define strasm_lwsync "\n lwsync \n" -#define strasm_isync "\n isync \n" -#define strasm_release strasm_lwsync -#define strasm_acquire strasm_lwsync -#define strasm_fence strasm_sync -#define strasm_nobarrier "" -#define strasm_nobarrier_clobber_memory "" - -inline jint Atomic::add (jint add_value, volatile jint* dest) { - - unsigned int result; - - __asm__ __volatile__ ( - strasm_lwsync - "1: lwarx %0, 0, %2 \n" - " add %0, %0, %1 \n" - " stwcx. %0, 0, %2 \n" - " bne- 1b \n" - strasm_isync - : /*%0*/"=&r" (result) - : /*%1*/"r" (add_value), /*%2*/"r" (dest) - : "cc", "memory" ); - - return (jint) result; -} - - -inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) { - - long result; - - __asm__ __volatile__ ( - strasm_lwsync - "1: ldarx %0, 0, %2 \n" - " add %0, %0, %1 \n" - " stdcx. %0, 0, %2 \n" - " bne- 1b \n" - strasm_isync - : /*%0*/"=&r" (result) - : /*%1*/"r" (add_value), /*%2*/"r" (dest) - : "cc", "memory" ); - - return (intptr_t) result; -} - -inline void* Atomic::add_ptr(intptr_t add_value, volatile void* dest) { - return (void*)add_ptr(add_value, (volatile intptr_t*)dest); -} - - -inline void Atomic::inc (volatile jint* dest) { - - unsigned int temp; - - __asm__ __volatile__ ( - strasm_nobarrier - "1: lwarx %0, 0, %2 \n" - " addic %0, %0, 1 \n" - " stwcx. %0, 0, %2 \n" - " bne- 1b \n" - strasm_nobarrier - : /*%0*/"=&r" (temp), "=m" (*dest) - : /*%2*/"r" (dest), "m" (*dest) - : "cc" strasm_nobarrier_clobber_memory); - -} - -inline void Atomic::inc_ptr(volatile intptr_t* dest) { - - long temp; - - __asm__ __volatile__ ( - strasm_nobarrier - "1: ldarx %0, 0, %2 \n" - " addic %0, %0, 1 \n" - " stdcx. %0, 0, %2 \n" - " bne- 1b \n" - strasm_nobarrier - : /*%0*/"=&r" (temp), "=m" (*dest) - : /*%2*/"r" (dest), "m" (*dest) - : "cc" strasm_nobarrier_clobber_memory); - -} - -inline void Atomic::inc_ptr(volatile void* dest) { - inc_ptr((volatile intptr_t*)dest); -} - - -inline void Atomic::dec (volatile jint* dest) { - - unsigned int temp; - - __asm__ __volatile__ ( - strasm_nobarrier - "1: lwarx %0, 0, %2 \n" - " addic %0, %0, -1 \n" - " stwcx. %0, 0, %2 \n" - " bne- 1b \n" - strasm_nobarrier - : /*%0*/"=&r" (temp), "=m" (*dest) - : /*%2*/"r" (dest), "m" (*dest) - : "cc" strasm_nobarrier_clobber_memory); - -} - -inline void Atomic::dec_ptr(volatile intptr_t* dest) { - - long temp; - - __asm__ __volatile__ ( - strasm_nobarrier - "1: ldarx %0, 0, %2 \n" - " addic %0, %0, -1 \n" - " stdcx. %0, 0, %2 \n" - " bne- 1b \n" - strasm_nobarrier - : /*%0*/"=&r" (temp), "=m" (*dest) - : /*%2*/"r" (dest), "m" (*dest) - : "cc" strasm_nobarrier_clobber_memory); - -} - -inline void Atomic::dec_ptr(volatile void* dest) { - dec_ptr((volatile intptr_t*)dest); -} - -inline jint Atomic::xchg(jint exchange_value, volatile jint* dest) { - - // Note that xchg_ptr doesn't necessarily do an acquire - // (see synchronizer.cpp). - - unsigned int old_value; - const uint64_t zero = 0; - - __asm__ __volatile__ ( - /* lwsync */ - strasm_lwsync - /* atomic loop */ - "1: \n" - " lwarx %[old_value], %[dest], %[zero] \n" - " stwcx. %[exchange_value], %[dest], %[zero] \n" - " bne- 1b \n" - /* isync */ - strasm_sync - /* exit */ - "2: \n" - /* out */ - : [old_value] "=&r" (old_value), - "=m" (*dest) - /* in */ - : [dest] "b" (dest), - [zero] "r" (zero), - [exchange_value] "r" (exchange_value), - "m" (*dest) - /* clobber */ - : "cc", - "memory" - ); - - return (jint) old_value; -} - -inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) { - - // Note that xchg_ptr doesn't necessarily do an acquire - // (see synchronizer.cpp). - - long old_value; - const uint64_t zero = 0; - - __asm__ __volatile__ ( - /* lwsync */ - strasm_lwsync - /* atomic loop */ - "1: \n" - " ldarx %[old_value], %[dest], %[zero] \n" - " stdcx. %[exchange_value], %[dest], %[zero] \n" - " bne- 1b \n" - /* isync */ - strasm_sync - /* exit */ - "2: \n" - /* out */ - : [old_value] "=&r" (old_value), - "=m" (*dest) - /* in */ - : [dest] "b" (dest), - [zero] "r" (zero), - [exchange_value] "r" (exchange_value), - "m" (*dest) - /* clobber */ - : "cc", - "memory" - ); - - return (intptr_t) old_value; -} - -inline void* Atomic::xchg_ptr(void* exchange_value, volatile void* dest) { - return (void*)xchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest); -} - -inline jint Atomic::cmpxchg(jint exchange_value, volatile jint* dest, jint compare_value) { - - // Note that cmpxchg guarantees a two-way memory barrier across - // the cmpxchg, so it's really a a 'fence_cmpxchg_acquire' - // (see atomic.hpp). - - unsigned int old_value; - const uint64_t zero = 0; - - __asm__ __volatile__ ( - /* fence */ - strasm_sync - /* simple guard */ - " lwz %[old_value], 0(%[dest]) \n" - " cmpw %[compare_value], %[old_value] \n" - " bne- 2f \n" - /* atomic loop */ - "1: \n" - " lwarx %[old_value], %[dest], %[zero] \n" - " cmpw %[compare_value], %[old_value] \n" - " bne- 2f \n" - " stwcx. %[exchange_value], %[dest], %[zero] \n" - " bne- 1b \n" - /* acquire */ - strasm_sync - /* exit */ - "2: \n" - /* out */ - : [old_value] "=&r" (old_value), - "=m" (*dest) - /* in */ - : [dest] "b" (dest), - [zero] "r" (zero), - [compare_value] "r" (compare_value), - [exchange_value] "r" (exchange_value), - "m" (*dest) - /* clobber */ - : "cc", - "memory" - ); - - return (jint) old_value; -} - -inline jlong Atomic::cmpxchg(jlong exchange_value, volatile jlong* dest, jlong compare_value) { - - // Note that cmpxchg guarantees a two-way memory barrier across - // the cmpxchg, so it's really a a 'fence_cmpxchg_acquire' - // (see atomic.hpp). - - long old_value; - const uint64_t zero = 0; - - __asm__ __volatile__ ( - /* fence */ - strasm_sync - /* simple guard */ - " ld %[old_value], 0(%[dest]) \n" - " cmpd %[compare_value], %[old_value] \n" - " bne- 2f \n" - /* atomic loop */ - "1: \n" - " ldarx %[old_value], %[dest], %[zero] \n" - " cmpd %[compare_value], %[old_value] \n" - " bne- 2f \n" - " stdcx. %[exchange_value], %[dest], %[zero] \n" - " bne- 1b \n" - /* acquire */ - strasm_sync - /* exit */ - "2: \n" - /* out */ - : [old_value] "=&r" (old_value), - "=m" (*dest) - /* in */ - : [dest] "b" (dest), - [zero] "r" (zero), - [compare_value] "r" (compare_value), - [exchange_value] "r" (exchange_value), - "m" (*dest) - /* clobber */ - : "cc", - "memory" - ); - - return (jlong) old_value; -} - -inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value) { - return (intptr_t)cmpxchg((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value); -} - -inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) { - return (void*)cmpxchg((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value); -} - -#undef strasm_sync -#undef strasm_lwsync -#undef strasm_isync -#undef strasm_release -#undef strasm_acquire -#undef strasm_fence -#undef strasm_nobarrier -#undef strasm_nobarrier_clobber_memory - -#endif // OS_CPU_BSD_PPC_VM_ATOMIC_BSD_PPC_INLINE_HPP
--- a/src/os_cpu/bsd_ppc/vm/bytes_bsd_ppc.inline.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/bytes_bsd_ppc.inline.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -37,42 +37,3 @@ #endif // VM_LITTLE_ENDIAN #endif // OS_CPU_BSD_PPC_VM_BYTES_BSD_PPC_INLINE_HPP -/* - * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2014 Google Inc. 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 OS_CPU_BSD_PPC_VM_BYTES_BSD_PPC_INLINE_HPP -#define OS_CPU_BSD_PPC_VM_BYTES_BSD_PPC_INLINE_HPP - -#if defined(VM_LITTLE_ENDIAN) -#include <byteswap.h> - -// Efficient swapping of data bytes from Java byte -// ordering to native byte ordering and vice versa. -inline u2 Bytes::swap_u2(u2 x) { return bswap_16(x); } -inline u4 Bytes::swap_u4(u4 x) { return bswap_32(x); } -inline u8 Bytes::swap_u8(u8 x) { return bswap_64(x); } -#endif // VM_LITTLE_ENDIAN - -#endif // OS_CPU_BSD_PPC_VM_BYTES_BSD_PPC_INLINE_HPP
--- a/src/os_cpu/bsd_ppc/vm/globals_bsd_ppc.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/globals_bsd_ppc.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -52,57 +52,3 @@ define_pd_global(bool, UseVectoredExceptions, false); #endif // OS_CPU_BSD_PPC_VM_GLOBALS_BSD_PPC_HPP -/* - * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_GLOBALS_BSD_PPC_HPP -#define OS_CPU_BSD_PPC_VM_GLOBALS_BSD_PPC_HPP - -// Sets the default values for platform dependent flags used by the runtime system. -// (see globals.hpp) - -define_pd_global(bool, DontYieldALot, false); -define_pd_global(intx, ThreadStackSize, 2048); // 0 => use system default -define_pd_global(intx, VMThreadStackSize, 2048); - -// if we set CompilerThreadStackSize to a value different than 0, it will -// be used in os::create_thread(). Otherwise, due the strange logic in os::create_thread(), -// the stack size for compiler threads will default to VMThreadStackSize, although it -// is defined to 4M in os::Bsd::default_stack_size()! -define_pd_global(intx, CompilerThreadStackSize, 4096); - -// Allow extra space in DEBUG builds for asserts. -define_pd_global(uintx,JVMInvokeMethodSlack, 8192); - -define_pd_global(intx, StackYellowPages, 6); -define_pd_global(intx, StackRedPages, 1); -define_pd_global(intx, StackShadowPages, 6 DEBUG_ONLY(+2)); - -// Only used on 64 bit platforms -define_pd_global(uintx,HeapBaseMinAddress, 2*G); -// Only used on 64 bit Windows platforms -define_pd_global(bool, UseVectoredExceptions, false); - -#endif // OS_CPU_BSD_PPC_VM_GLOBALS_BSD_PPC_HPP
--- a/src/os_cpu/bsd_ppc/vm/orderAccess_bsd_ppc.inline.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/orderAccess_bsd_ppc.inline.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -147,152 +147,3 @@ #undef inlasm_fence #endif // OS_CPU_BSD_PPC_VM_ORDERACCESS_BSD_PPC_INLINE_HPP -/* - * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_ORDERACCESS_BSD_PPC_INLINE_HPP -#define OS_CPU_BSD_PPC_VM_ORDERACCESS_BSD_PPC_INLINE_HPP - -#include "runtime/orderAccess.hpp" -#include "vm_version_ppc.hpp" - -#ifndef PPC64 -#error "OrderAccess currently only implemented for PPC64" -#endif - -// Implementation of class OrderAccess. - -// -// Machine barrier instructions: -// -// - sync Two-way memory barrier, aka fence. -// - lwsync orders Store|Store, -// Load|Store, -// Load|Load, -// but not Store|Load -// - eieio orders Store|Store -// - isync Invalidates speculatively executed instructions, -// but isync may complete before storage accesses -// associated with instructions preceding isync have -// been performed. -// -// Semantic barrier instructions: -// (as defined in orderAccess.hpp) -// -// - release orders Store|Store, (maps to lwsync) -// Load|Store -// - acquire orders Load|Store, (maps to lwsync) -// Load|Load -// - fence orders Store|Store, (maps to sync) -// Load|Store, -// Load|Load, -// Store|Load -// - -#define inlasm_sync() __asm__ __volatile__ ("sync" : : : "memory"); -#define inlasm_lwsync() __asm__ __volatile__ ("lwsync" : : : "memory"); -#define inlasm_eieio() __asm__ __volatile__ ("eieio" : : : "memory"); -#define inlasm_isync() __asm__ __volatile__ ("isync" : : : "memory"); -#define inlasm_release() inlasm_lwsync(); -#define inlasm_acquire() inlasm_lwsync(); -// Use twi-isync for load_acquire (faster than lwsync). -#define inlasm_acquire_reg(X) __asm__ __volatile__ ("twi 0,%0,0\n isync\n" : : "r" (X) : "memory"); -#define inlasm_fence() inlasm_sync(); - -inline void OrderAccess::loadload() { inlasm_lwsync(); } -inline void OrderAccess::storestore() { inlasm_lwsync(); } -inline void OrderAccess::loadstore() { inlasm_lwsync(); } -inline void OrderAccess::storeload() { inlasm_fence(); } - -inline void OrderAccess::acquire() { inlasm_acquire(); } -inline void OrderAccess::release() { inlasm_release(); } -inline void OrderAccess::fence() { inlasm_fence(); } - -inline jbyte OrderAccess::load_acquire(volatile jbyte* p) { register jbyte t = *p; inlasm_acquire_reg(t); return t; } -inline jshort OrderAccess::load_acquire(volatile jshort* p) { register jshort t = *p; inlasm_acquire_reg(t); return t; } -inline jint OrderAccess::load_acquire(volatile jint* p) { register jint t = *p; inlasm_acquire_reg(t); return t; } -inline jlong OrderAccess::load_acquire(volatile jlong* p) { register jlong t = *p; inlasm_acquire_reg(t); return t; } -inline jubyte OrderAccess::load_acquire(volatile jubyte* p) { register jubyte t = *p; inlasm_acquire_reg(t); return t; } -inline jushort OrderAccess::load_acquire(volatile jushort* p) { register jushort t = *p; inlasm_acquire_reg(t); return t; } -inline juint OrderAccess::load_acquire(volatile juint* p) { register juint t = *p; inlasm_acquire_reg(t); return t; } -inline julong OrderAccess::load_acquire(volatile julong* p) { return (julong)load_acquire((volatile jlong*)p); } -inline jfloat OrderAccess::load_acquire(volatile jfloat* p) { register jfloat t = *p; inlasm_acquire(); return t; } -inline jdouble OrderAccess::load_acquire(volatile jdouble* p) { register jdouble t = *p; inlasm_acquire(); return t; } - -inline intptr_t OrderAccess::load_ptr_acquire(volatile intptr_t* p) { return (intptr_t)load_acquire((volatile jlong*)p); } -inline void* OrderAccess::load_ptr_acquire(volatile void* p) { return (void*) load_acquire((volatile jlong*)p); } -inline void* OrderAccess::load_ptr_acquire(const volatile void* p) { return (void*) load_acquire((volatile jlong*)p); } - -inline void OrderAccess::release_store(volatile jbyte* p, jbyte v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile jshort* p, jshort v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile jint* p, jint v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile jlong* p, jlong v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile jubyte* p, jubyte v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile jushort* p, jushort v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile juint* p, juint v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile julong* p, julong v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile jfloat* p, jfloat v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store(volatile jdouble* p, jdouble v) { inlasm_release(); *p = v; } - -inline void OrderAccess::release_store_ptr(volatile intptr_t* p, intptr_t v) { inlasm_release(); *p = v; } -inline void OrderAccess::release_store_ptr(volatile void* p, void* v) { inlasm_release(); *(void* volatile *)p = v; } - -inline void OrderAccess::store_fence(jbyte* p, jbyte v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(jshort* p, jshort v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(jint* p, jint v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(jlong* p, jlong v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(jubyte* p, jubyte v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(jushort* p, jushort v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(juint* p, juint v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(julong* p, julong v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(jfloat* p, jfloat v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_fence(jdouble* p, jdouble v) { *p = v; inlasm_fence(); } - -inline void OrderAccess::store_ptr_fence(intptr_t* p, intptr_t v) { *p = v; inlasm_fence(); } -inline void OrderAccess::store_ptr_fence(void** p, void* v) { *p = v; inlasm_fence(); } - -inline void OrderAccess::release_store_fence(volatile jbyte* p, jbyte v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile jshort* p, jshort v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile jint* p, jint v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile jlong* p, jlong v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile jubyte* p, jubyte v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile jushort* p, jushort v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile juint* p, juint v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile julong* p, julong v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile jfloat* p, jfloat v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_fence(volatile jdouble* p, jdouble v) { inlasm_release(); *p = v; inlasm_fence(); } - -inline void OrderAccess::release_store_ptr_fence(volatile intptr_t* p, intptr_t v) { inlasm_release(); *p = v; inlasm_fence(); } -inline void OrderAccess::release_store_ptr_fence(volatile void* p, void* v) { inlasm_release(); *(void* volatile *)p = v; inlasm_fence(); } - -#undef inlasm_sync -#undef inlasm_lwsync -#undef inlasm_eieio -#undef inlasm_isync -#undef inlasm_release -#undef inlasm_acquire -#undef inlasm_fence - -#endif // OS_CPU_BSD_PPC_VM_ORDERACCESS_BSD_PPC_INLINE_HPP
--- a/src/os_cpu/bsd_ppc/vm/os_bsd_ppc.cpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/os_bsd_ppc.cpp Fri Jun 17 22:08:33 2016 -0700 @@ -664,669 +664,3 @@ assert(((intptr_t)os::current_stack_pointer() & (StackAlignmentInBytes-1)) == 0, "incorrect stack alignment"); } #endif -/* - * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc. - * 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. - * - */ - -// no precompiled headers -#include "assembler_ppc.inline.hpp" -#include "classfile/classLoader.hpp" -#include "classfile/systemDictionary.hpp" -#include "classfile/vmSymbols.hpp" -#include "code/icBuffer.hpp" -#include "code/vtableStubs.hpp" -#include "interpreter/interpreter.hpp" -#include "jvm_bsd.h" -#include "memory/allocation.inline.hpp" -#include "mutex_bsd.inline.hpp" -#include "nativeInst_ppc.hpp" -#include "os_share_bsd.hpp" -#include "prims/jniFastGetField.hpp" -#include "prims/jvm.h" -#include "prims/jvm_misc.hpp" -#include "runtime/arguments.hpp" -#include "runtime/extendedPC.hpp" -#include "runtime/frame.inline.hpp" -#include "runtime/interfaceSupport.hpp" -#include "runtime/java.hpp" -#include "runtime/javaCalls.hpp" -#include "runtime/mutexLocker.hpp" -#include "runtime/osThread.hpp" -#include "runtime/sharedRuntime.hpp" -#include "runtime/stubRoutines.hpp" -#include "runtime/thread.inline.hpp" -#include "runtime/timer.hpp" -#include "utilities/events.hpp" -#include "utilities/vmError.hpp" -#ifdef COMPILER1 -#include "c1/c1_Runtime1.hpp" -#endif -#ifdef COMPILER2 -#include "opto/runtime.hpp" -#endif - -// put OS-includes here -# include <sys/types.h> -# include <sys/mman.h> -# include <pthread.h> -# include <signal.h> -# include <errno.h> -# include <dlfcn.h> -# include <stdlib.h> -# include <stdio.h> -# include <unistd.h> -# include <sys/resource.h> -# include <pthread_np.h> -# include <sys/stat.h> -# include <sys/time.h> -# include <sys/utsname.h> -# include <sys/socket.h> -# include <sys/wait.h> -# include <pwd.h> -# include <poll.h> -# include <ucontext.h> - - -address os::current_stack_pointer() { - intptr_t* csp; - - // inline assembly `mr regno(csp), R1_SP': - __asm__ __volatile__ ("mr %0, 1":"=r"(csp):); - - return (address) csp; -} - -char* os::non_memory_address_word() { - // Must never look like an address returned by reserve_memory, - // even in its subfields (as defined by the CPU immediate fields, - // if the CPU splits constants across multiple instructions). - - return (char*) -1; -} - -void os::initialize_thread(Thread *thread) { } - -address os::Bsd::ucontext_get_pc(ucontext_t * uc) { - guarantee(uc->uc_mcontext.mc_gpr != NULL, "only use ucontext_get_pc in sigaction context"); - return (address)uc->uc_mcontext.mc_srr0; -} - -intptr_t* os::Bsd::ucontext_get_sp(ucontext_t * uc) { - return (intptr_t*)uc->uc_mcontext.mc_gpr[1/*REG_SP*/]; -} - -intptr_t* os::Bsd::ucontext_get_fp(ucontext_t * uc) { - return NULL; -} - -ExtendedPC os::fetch_frame_from_context(void* ucVoid, - intptr_t** ret_sp, intptr_t** ret_fp) { - - ExtendedPC epc; - ucontext_t* uc = (ucontext_t*)ucVoid; - - if (uc != NULL) { - epc = ExtendedPC(os::Bsd::ucontext_get_pc(uc)); - if (ret_sp) *ret_sp = os::Bsd::ucontext_get_sp(uc); - if (ret_fp) *ret_fp = os::Bsd::ucontext_get_fp(uc); - } else { - // construct empty ExtendedPC for return value checking - epc = ExtendedPC(NULL); - if (ret_sp) *ret_sp = (intptr_t *)NULL; - if (ret_fp) *ret_fp = (intptr_t *)NULL; - } - - return epc; -} - -frame os::fetch_frame_from_context(void* ucVoid) { - intptr_t* sp; - intptr_t* fp; - ExtendedPC epc = fetch_frame_from_context(ucVoid, &sp, &fp); - return frame(sp, epc.pc()); -} - -frame os::get_sender_for_C_frame(frame* fr) { - if (*fr->sp() == 0) { - // fr is the last C frame - return frame(NULL, NULL); - } - return frame(fr->sender_sp(), fr->sender_pc()); -} - - -frame os::current_frame() { - intptr_t* csp = (intptr_t*) *((intptr_t*) os::current_stack_pointer()); - // hack. - frame topframe(csp, (address)0x8); - // return sender of current topframe which hopefully has pc != NULL. - return os::get_sender_for_C_frame(&topframe); -} - -// Utility functions - -extern "C" JNIEXPORT int -JVM_handle_bsd_signal(int sig, siginfo_t* info, void* ucVoid, int abort_if_unrecognized) { - - ucontext_t* uc = (ucontext_t*) ucVoid; - - Thread* t = ThreadLocalStorage::get_thread_slow(); // slow & steady - - SignalHandlerMark shm(t); - - // Note: it's not uncommon that JNI code uses signal/sigset to install - // then restore certain signal handler (e.g. to temporarily block SIGPIPE, - // or have a SIGILL handler when detecting CPU type). When that happens, - // JVM_handle_bsd_signal() might be invoked with junk info/ucVoid. To - // avoid unnecessary crash when libjsig is not preloaded, try handle signals - // that do not require siginfo/ucontext first. - - if (sig == SIGPIPE) { - if (os::Bsd::chained_handler(sig, info, ucVoid)) { - return 1; - } else { - if (PrintMiscellaneous && (WizardMode || Verbose)) { - warning("Ignoring SIGPIPE - see bug 4229104"); - } - return 1; - } - } - - JavaThread* thread = NULL; - VMThread* vmthread = NULL; - if (os::Bsd::signal_handlers_are_installed) { - if (t != NULL) { - if(t->is_Java_thread()) { - thread = (JavaThread*)t; - } - else if(t->is_VM_thread()) { - vmthread = (VMThread *)t; - } - } - } - - // Decide if this trap can be handled by a stub. - address stub = NULL; - - // retrieve program counter - address const pc = uc ? os::Bsd::ucontext_get_pc(uc) : NULL; - - // retrieve crash address - address const addr = info ? (const address) info->si_addr : NULL; - - // SafeFetch 32 handling: - // - make it work if _thread is null - // - make it use the standard os::...::ucontext_get/set_pc APIs - if (uc) { - address const pc = os::Bsd::ucontext_get_pc(uc); - if (pc && StubRoutines::is_safefetch_fault(pc)) { - uc->uc_mcontext.mc_srr0 = (unsigned long)StubRoutines::continuation_for_safefetch_fault(pc); - return true; - } - } - - // Handle SIGDANGER right away. AIX would raise SIGDANGER whenever available swap - // space falls below 30%. This is only a chance for the process to gracefully abort. - // We can't hope to proceed after SIGDANGER since SIGKILL tailgates. - // if (sig == SIGDANGER) { - // goto report_and_die; - // } - - if (info == NULL || uc == NULL || thread == NULL && vmthread == NULL) { - goto run_chained_handler; - } - - // If we are a java thread... - if (thread != NULL) { - - // Handle ALL stack overflow variations here - if (sig == SIGSEGV && (addr < thread->stack_base() && - addr >= thread->stack_base() - thread->stack_size())) { - // stack overflow - // - // If we are in a yellow zone and we are inside java, we disable the yellow zone and - // throw a stack overflow exception. - // If we are in native code or VM C code, we report-and-die. The original coding tried - // to continue with yellow zone disabled, but that doesn't buy us much and prevents - // hs_err_pid files. - if (thread->in_stack_yellow_zone(addr)) { - thread->disable_stack_yellow_zone(); - if (thread->thread_state() == _thread_in_Java) { - // Throw a stack overflow exception. - // Guard pages will be reenabled while unwinding the stack. - stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::STACK_OVERFLOW); - goto run_stub; - } else { - // Thread was in the vm or native code. Return and try to finish. - return 1; - } - } else if (thread->in_stack_red_zone(addr)) { - // Fatal red zone violation. Disable the guard pages and fall through - // to handle_unexpected_exception way down below. - thread->disable_stack_red_zone(); - tty->print_raw_cr("An irrecoverable stack overflow has occurred."); - goto report_and_die; - } else { - // This means a segv happened inside our stack, but not in - // the guarded zone. I'd like to know when this happens, - tty->print_raw_cr("SIGSEGV happened inside stack but outside yellow and red zone."); - goto report_and_die; - } - - } // end handle SIGSEGV inside stack boundaries - - if (thread->thread_state() == _thread_in_Java) { - // Java thread running in Java code - - // The following signals are used for communicating VM events: - // - // SIGILL: the compiler generates illegal opcodes - // at places where it wishes to interrupt the VM: - // Safepoints, Unreachable Code, Entry points of Zombie methods, - // This results in a SIGILL with (*pc) == inserted illegal instruction. - // - // (so, SIGILLs with a pc inside the zero page are real errors) - // - // SIGTRAP: - // The ppc trap instruction raises a SIGTRAP and is very efficient if it - // does not trap. It is used for conditional branches that are expected - // to be never taken. These are: - // - zombie methods - // - IC (inline cache) misses. - // - null checks leading to UncommonTraps. - // - range checks leading to Uncommon Traps. - // On Bsd, these are especially null checks, as the ImplicitNullCheck - // optimization works only in rare cases, as the page at address 0 is only - // write protected. // - // Note: !UseSIGTRAP is used to prevent SIGTRAPS altogether, to facilitate debugging. - // - // SIGSEGV: - // used for safe point polling: - // To notify all threads that they have to reach a safe point, safe point polling is used: - // All threads poll a certain mapped memory page. Normally, this page has read access. - // If the VM wants to inform the threads about impending safe points, it puts this - // page to read only ("poisens" the page), and the threads then reach a safe point. - // used for null checks: - // If the compiler finds a store it uses it for a null check. Unfortunately this - // happens rarely. In heap based and disjoint base compressd oop modes also loads - // are used for null checks. - - // A VM-related SIGILL may only occur if we are not in the zero page. - // On AIX, we get a SIGILL if we jump to 0x0 or to somewhere else - // in the zero page, because it is filled with 0x0. We ignore - // explicit SIGILLs in the zero page. - if (sig == SIGILL && (pc < (address) 0x200)) { - if (TraceTraps) { - tty->print_raw_cr("SIGILL happened inside zero page."); - } - goto report_and_die; - } - - // Handle signal from NativeJump::patch_verified_entry(). - if (( TrapBasedNotEntrantChecks && sig == SIGTRAP && nativeInstruction_at(pc)->is_sigtrap_zombie_not_entrant()) || - (!TrapBasedNotEntrantChecks && sig == SIGILL && nativeInstruction_at(pc)->is_sigill_zombie_not_entrant())) { - if (TraceTraps) { - tty->print_cr("trap: zombie_not_entrant (%s)", (sig == SIGTRAP) ? "SIGTRAP" : "SIGILL"); - } - stub = SharedRuntime::get_handle_wrong_method_stub(); - goto run_stub; - } - - else if (sig == SIGSEGV && os::is_poll_address(addr)) { - if (TraceTraps) { - tty->print_cr("trap: safepoint_poll at " INTPTR_FORMAT " (SIGSEGV)", pc); - } - stub = SharedRuntime::get_poll_stub(pc); - goto run_stub; - } - - // SIGTRAP-based ic miss check in compiled code. - else if (sig == SIGTRAP && TrapBasedICMissChecks && - nativeInstruction_at(pc)->is_sigtrap_ic_miss_check()) { - if (TraceTraps) { - tty->print_cr("trap: ic_miss_check at " INTPTR_FORMAT " (SIGTRAP)", pc); - } - stub = SharedRuntime::get_ic_miss_stub(); - goto run_stub; - } - - // SIGTRAP-based implicit null check in compiled code. - else if (sig == SIGTRAP && TrapBasedNullChecks && - nativeInstruction_at(pc)->is_sigtrap_null_check()) { - if (TraceTraps) { - tty->print_cr("trap: null_check at " INTPTR_FORMAT " (SIGTRAP)", pc); - } - stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL); - goto run_stub; - } - - // SIGSEGV-based implicit null check in compiled code. - else if (sig == SIGSEGV && ImplicitNullChecks && - CodeCache::contains((void*) pc) && - !MacroAssembler::needs_explicit_null_check((intptr_t) info->si_addr)) { - if (TraceTraps) { - tty->print_cr("trap: null_check at " INTPTR_FORMAT " (SIGSEGV)", pc); - } - stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL); - } - -#ifdef COMPILER2 - // SIGTRAP-based implicit range check in compiled code. - else if (sig == SIGTRAP && TrapBasedRangeChecks && - nativeInstruction_at(pc)->is_sigtrap_range_check()) { - if (TraceTraps) { - tty->print_cr("trap: range_check at " INTPTR_FORMAT " (SIGTRAP)", pc); - } - stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL); - goto run_stub; - } -#endif - - else if (sig == SIGFPE /* && info->si_code == FPE_INTDIV */) { - if (TraceTraps) { - tty->print_raw_cr("Fix SIGFPE handler, trying divide by zero handler."); - } - stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_DIVIDE_BY_ZERO); - goto run_stub; - } - - else if (sig == SIGBUS) { - // BugId 4454115: A read from a MappedByteBuffer can fault here if the - // underlying file has been truncated. Do not crash the VM in such a case. - CodeBlob* cb = CodeCache::find_blob_unsafe(pc); - nmethod* nm = cb->is_nmethod() ? (nmethod*)cb : NULL; - if (nm != NULL && nm->has_unsafe_access()) { - // We don't really need a stub here! Just set the pending exeption and - // continue at the next instruction after the faulting read. Returning - // garbage from this read is ok. - thread->set_pending_unsafe_access_error(); - uc->uc_mcontext.mc_srr0 = ((unsigned long)pc) + 4; - return 1; - } - } - } - - else { // thread->thread_state() != _thread_in_Java - // Detect CPU features. This is only done at the very start of the VM. Later, the - // VM_Version::is_determine_features_test_running() flag should be false. - - if (sig == SIGILL && VM_Version::is_determine_features_test_running()) { - // SIGILL must be caused by VM_Version::determine_features(). - *(int *)pc = 0; // patch instruction to 0 to indicate that it causes a SIGILL, - // flushing of icache is not necessary. - stub = pc + 4; // continue with next instruction. - goto run_stub; - } - else if (thread->thread_state() == _thread_in_vm && - sig == SIGBUS && thread->doing_unsafe_access()) { - // We don't really need a stub here! Just set the pending exeption and - // continue at the next instruction after the faulting read. Returning - // garbage from this read is ok. - thread->set_pending_unsafe_access_error(); - uc->uc_mcontext.mc_srr0 = ((unsigned long)pc) + 4; - return 1; - } - } - - // Check to see if we caught the safepoint code in the - // process of write protecting the memory serialization page. - // It write enables the page immediately after protecting it - // so we can just return to retry the write. - if ((sig == SIGSEGV) && - os::is_memory_serialize_page(thread, addr)) { - // Synchronization problem in the pseudo memory barrier code (bug id 6546278) - // Block current thread until the memory serialize page permission restored. - os::block_on_serialize_page_trap(); - return true; - } - } - -run_stub: - - // One of the above code blocks ininitalized the stub, so we want to - // delegate control to that stub. - if (stub != NULL) { - // Save all thread context in case we need to restore it. - if (thread != NULL) thread->set_saved_exception_pc(pc); - uc->uc_mcontext.mc_srr0 = (unsigned long)stub; - return 1; - } - -run_chained_handler: - - // signal-chaining - if (os::Bsd::chained_handler(sig, info, ucVoid)) { - return 1; - } - if (!abort_if_unrecognized) { - // caller wants another chance, so give it to him - return 0; - } - -report_and_die: - - // Use sigthreadmask instead of sigprocmask on AIX and unmask current signal. - sigset_t newset; - sigemptyset(&newset); - sigaddset(&newset, sig); - sigprocmask(SIG_UNBLOCK, &newset, NULL); - - VMError err(t, sig, pc, info, ucVoid); - err.report_and_die(); - - ShouldNotReachHere(); - return 0; -} - -void os::Bsd::init_thread_fpu_state(void) { - // Disable FP exceptions. - __asm__ __volatile__ ("mtfsfi 6,0"); -} - -/////////////////////////////////////////////////////////////////////////////// -// thread stack - -size_t os::Bsd::min_stack_allowed = 128*K; - -bool os::Bsd::supports_variable_stack_size() { return true; } - -// return default stack size for thr_type -size_t os::Bsd::default_stack_size(os::ThreadType thr_type) { - // default stack size (compiler thread needs larger stack) - // Notice that the setting for compiler threads here have no impact - // because of the strange 'fallback logic' in os::create_thread(). - // Better set CompilerThreadStackSize in globals_<os_cpu>.hpp if you want to - // specify a different stack size for compiler threads! - size_t s = (thr_type == os::compiler_thread ? 4 * M : 1024 * K); - return s; -} - -size_t os::Bsd::default_guard_size(os::ThreadType thr_type) { - return 2 * page_size(); -} - -// Java thread: -// -// Low memory addresses -// +------------------------+ -// | |\ JavaThread created by VM does not have glibc -// | glibc guard page | - guard, attached Java thread usually has -// | |/ 1 page glibc guard. -// P1 +------------------------+ Thread::stack_base() - Thread::stack_size() -// | |\ -// | HotSpot Guard Pages | - red and yellow pages -// | |/ -// +------------------------+ JavaThread::stack_yellow_zone_base() -// | |\ -// | Normal Stack | - -// | |/ -// P2 +------------------------+ Thread::stack_base() -// -// Non-Java thread: -// -// Low memory addresses -// +------------------------+ -// | |\ -// | glibc guard page | - usually 1 page -// | |/ -// P1 +------------------------+ Thread::stack_base() - Thread::stack_size() -// | |\ -// | Normal Stack | - -// | |/ -// P2 +------------------------+ Thread::stack_base() -// -// ** P1 (aka bottom) and size ( P2 = P1 - size) are the address and stack size returned from -// pthread_attr_getstack() - -static void current_stack_region(address * bottom, size_t * size) { -#ifdef __APPLE__ - pthread_t self = pthread_self(); - void *stacktop = pthread_get_stackaddr_np(self); - *size = pthread_get_stacksize_np(self); - // workaround for OS X 10.9.0 (Mavericks) - // pthread_get_stacksize_np returns 128 pages even though the actual size is 2048 pages - if (pthread_main_np() == 1) { - if ((*size) < (DEFAULT_MAIN_THREAD_STACK_PAGES * (size_t)getpagesize())) { - char kern_osrelease[256]; - size_t kern_osrelease_size = sizeof(kern_osrelease); - int ret = sysctlbyname("kern.osrelease", kern_osrelease, &kern_osrelease_size, NULL, 0); - if (ret == 0) { - // get the major number, atoi will ignore the minor amd micro portions of the version string - if (atoi(kern_osrelease) >= OS_X_10_9_0_KERNEL_MAJOR_VERSION) { - *size = (DEFAULT_MAIN_THREAD_STACK_PAGES*getpagesize()); - } - } - } - } - *bottom = (address) stacktop - *size; -#elif defined(__OpenBSD__) - stack_t ss; - int rslt = pthread_stackseg_np(pthread_self(), &ss); - - if (rslt != 0) - fatal(err_msg("pthread_stackseg_np failed with err = %d", rslt)); - - *bottom = (address)((char *)ss.ss_sp - ss.ss_size); - *size = ss.ss_size; -#else - pthread_attr_t attr; - - int rslt = pthread_attr_init(&attr); - - // JVM needs to know exact stack location, abort if it fails - if (rslt != 0) - fatal(err_msg("pthread_attr_init failed with err = %d", rslt)); - - rslt = pthread_attr_get_np(pthread_self(), &attr); - - if (rslt != 0) - fatal(err_msg("pthread_attr_get_np failed with err = %d", rslt)); - - if (pthread_attr_getstackaddr(&attr, (void **)bottom) != 0 || - pthread_attr_getstacksize(&attr, size) != 0) { - fatal("Can not locate current stack attributes!"); - } - - pthread_attr_destroy(&attr); -#endif - assert(os::current_stack_pointer() >= *bottom && - os::current_stack_pointer() < *bottom + *size, "just checking"); -} - -address os::current_stack_base() { - address bottom; - size_t size; - current_stack_region(&bottom, &size); - return (bottom + size); -} - -size_t os::current_stack_size() { - // stack size includes normal stack and HotSpot guard pages - address bottom; - size_t size; - current_stack_region(&bottom, &size); - return size; -} - -///////////////////////////////////////////////////////////////////////////// -// helper functions for fatal error handler - -void os::print_context(outputStream *st, void *context) { - if (context == NULL) return; - - ucontext_t* uc = (ucontext_t*)context; - - st->print_cr("Registers:"); - st->print("pc =" INTPTR_FORMAT " ", uc->uc_mcontext.mc_srr0); - st->print("lr =" INTPTR_FORMAT " ", uc->uc_mcontext.mc_lr); - st->print("ctr=" INTPTR_FORMAT " ", uc->uc_mcontext.mc_ctr); - st->cr(); - for (int i = 0; i < 32; i++) { - st->print("r%-2d=" INTPTR_FORMAT " ", i, uc->uc_mcontext.mc_gpr[i]); - if (i % 3 == 2) st->cr(); - } - st->cr(); - st->cr(); - - intptr_t *sp = (intptr_t *)os::Bsd::ucontext_get_sp(uc); - st->print_cr("Top of Stack: (sp=" PTR_FORMAT ")", p2i(sp)); - print_hex_dump(st, (address)sp, (address)(sp + 128), sizeof(intptr_t)); - st->cr(); - - // Note: it may be unsafe to inspect memory near pc. For example, pc may - // point to garbage if entry point in an nmethod is corrupted. Leave - // this at the end, and hope for the best. - address pc = os::Bsd::ucontext_get_pc(uc); - st->print_cr("Instructions: (pc=" PTR_FORMAT ")", p2i(pc)); - print_hex_dump(st, pc - 64, pc + 64, /*instrsize=*/4); - st->cr(); -} - -void os::print_register_info(outputStream *st, void *context) { - if (context == NULL) return; - - ucontext_t *uc = (ucontext_t*)context; - - st->print_cr("Register to memory mapping:"); - st->cr(); - - // this is only for the "general purpose" registers - for (int i = 0; i < 32; i++) { - st->print("r%-2d=", i); - print_location(st, uc->uc_mcontext.mc_gpr[i]); - } - st->cr(); -} - -extern "C" { - int SpinPause() { - return 0; - } -} - -#ifndef PRODUCT -void os::verify_stack_alignment() { - assert(((intptr_t)os::current_stack_pointer() & (StackAlignmentInBytes-1)) == 0, "incorrect stack alignment"); -} -#endif
--- a/src/os_cpu/bsd_ppc/vm/os_bsd_ppc.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/os_bsd_ppc.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -33,38 +33,3 @@ static bool register_code_area(char *low, char *high) { return true; } #endif // OS_CPU_BSD_PPC_VM_OS_BSD_PPC_HPP -/* - * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_OS_BSD_PPC_HPP -#define OS_CPU_BSD_PPC_VM_OS_BSD_PPC_HPP - - static void setup_fpu() {} - - // Used to register dynamic code cache area with the OS - // Note: Currently only used in 64 bit Windows implementations - static bool register_code_area(char *low, char *high) { return true; } - -#endif // OS_CPU_BSD_PPC_VM_OS_BSD_PPC_HPP
--- a/src/os_cpu/bsd_ppc/vm/prefetch_bsd_ppc.inline.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/prefetch_bsd_ppc.inline.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -48,53 +48,3 @@ } #endif // OS_CPU_BSD_PPC_VM_PREFETCH_BSD_PPC_INLINE_HPP -/* - * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_PREFETCH_BSD_PPC_INLINE_HPP -#define OS_CPU_BSD_PPC_VM_PREFETCH_BSD_PPC_INLINE_HPP - -#include "runtime/prefetch.hpp" - - -inline void Prefetch::read(void *loc, intx interval) { - __asm__ __volatile__ ( - " dcbt 0, %0 \n" - : - : /*%0*/"r" ( ((address)loc) +((long)interval) ) - //: - ); -} - -inline void Prefetch::write(void *loc, intx interval) { - __asm__ __volatile__ ( - " dcbtst 0, %0 \n" - : - : /*%0*/"r" ( ((address)loc) +((long)interval) ) - //: - ); -} - -#endif // OS_CPU_BSD_PPC_VM_PREFETCH_BSD_PPC_INLINE_HPP
--- a/src/os_cpu/bsd_ppc/vm/threadLS_bsd_ppc.cpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/threadLS_bsd_ppc.cpp Fri Jun 17 22:08:33 2016 -0700 @@ -37,42 +37,3 @@ void ThreadLocalStorage::pd_set_thread(Thread* thread) { os::thread_local_storage_at_put(ThreadLocalStorage::thread_index(), thread); } -/* - * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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. - * - */ - -#include "precompiled.hpp" -#include "runtime/threadLocalStorage.hpp" - -void ThreadLocalStorage::generate_code_for_get_thread() { - // nothing we can do here for user-level thread -} - -void ThreadLocalStorage::pd_init() { - // Nothing to do -} - -void ThreadLocalStorage::pd_set_thread(Thread* thread) { - os::thread_local_storage_at_put(ThreadLocalStorage::thread_index(), thread); -}
--- a/src/os_cpu/bsd_ppc/vm/threadLS_bsd_ppc.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/threadLS_bsd_ppc.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -34,39 +34,3 @@ } #endif // OS_CPU_BSD_PPC_VM_THREADLS_BSD_PPC_HPP -/* - * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_THREADLS_BSD_PPC_HPP -#define OS_CPU_BSD_PPC_VM_THREADLS_BSD_PPC_HPP - - // Processor dependent parts of ThreadLocalStorage - -public: - static Thread* thread() { - return (Thread *) os::thread_local_storage_at(thread_index()); - } - -#endif // OS_CPU_BSD_PPC_VM_THREADLS_BSD_PPC_HPP
--- a/src/os_cpu/bsd_ppc/vm/thread_bsd_ppc.cpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/thread_bsd_ppc.cpp Fri Jun 17 22:08:33 2016 -0700 @@ -34,39 +34,3 @@ } void JavaThread::cache_global_variables() { } -/* - * Copyright (c) 1997, 2013, Oracle and/or its affiliates. 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 - * 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. - * - */ - -#include "precompiled.hpp" -#include "runtime/frame.hpp" -#include "runtime/thread.hpp" - -// Forte Analyzer AsyncGetCallTrace profiling support is not implemented on Bsd/PPC. -bool JavaThread::pd_get_top_frame_for_signal_handler(frame* fr_addr, void* ucontext, bool isInJava) { - Unimplemented(); - return false; -} - -void JavaThread::cache_global_variables() { }
--- a/src/os_cpu/bsd_ppc/vm/thread_bsd_ppc.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/thread_bsd_ppc.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -81,86 +81,3 @@ intptr_t* last_interpreter_fp() { return _last_interpreter_fp; } #endif // OS_CPU_BSD_PPC_VM_THREAD_BSD_PPC_HPP -/* - * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_THREAD_BSD_PPC_HPP -#define OS_CPU_BSD_PPC_VM_THREAD_BSD_PPC_HPP - - private: - - void pd_initialize() { - _anchor.clear(); - _last_interpreter_fp = NULL; - } - - // The `last' frame is the youngest Java frame on the thread's stack. - frame pd_last_frame() { - assert(has_last_Java_frame(), "must have last_Java_sp() when suspended"); - - intptr_t* sp = last_Java_sp(); - address pc = _anchor.last_Java_pc(); - - // Last_Java_pc ist not set, if we come here from compiled code. - if (pc == NULL) { - pc = (address) *(sp + 2); - } - - return frame(sp, pc); - } - - public: - - void set_base_of_stack_pointer(intptr_t* base_sp) {} - intptr_t* base_of_stack_pointer() { return NULL; } - void record_base_of_stack_pointer() {} - - // These routines are only used on cpu architectures that - // have separate register stacks (Itanium). - static bool register_stack_overflow() { return false; } - static void enable_register_stack_guard() {} - static void disable_register_stack_guard() {} - - bool pd_get_top_frame_for_signal_handler(frame* fr_addr, void* ucontext, bool isInJava); - - protected: - - // -Xprof support - // - // In order to find the last Java fp from an async profile - // tick, we store the current interpreter fp in the thread. - // This value is only valid while we are in the C++ interpreter - // and profiling. - intptr_t *_last_interpreter_fp; - - public: - - static ByteSize last_interpreter_fp_offset() { - return byte_offset_of(JavaThread, _last_interpreter_fp); - } - - intptr_t* last_interpreter_fp() { return _last_interpreter_fp; } - -#endif // OS_CPU_BSD_PPC_VM_THREAD_BSD_PPC_HPP
--- a/src/os_cpu/bsd_ppc/vm/vmStructs_bsd_ppc.hpp Fri Jun 17 22:06:31 2016 -0700 +++ b/src/os_cpu/bsd_ppc/vm/vmStructs_bsd_ppc.hpp Fri Jun 17 22:08:33 2016 -0700 @@ -53,58 +53,3 @@ #define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant) #endif // OS_CPU_BSD_PPC_VM_VMSTRUCTS_BSD_PPC_HPP -/* - * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. - * Copyright 2012, 2013 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 OS_CPU_BSD_PPC_VM_VMSTRUCTS_BSD_PPC_HPP -#define OS_CPU_BSD_PPC_VM_VMSTRUCTS_BSD_PPC_HPP - -// These are the OS and CPU-specific fields, types and integer -// constants required by the Serviceability Agent. This file is -// referenced by vmStructs.cpp. - -#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field) \ - \ - /******************************/ \ - /* Threads (NOTE: incomplete) */ \ - /******************************/ \ - nonstatic_field(OSThread, _thread_id, pid_t) \ - nonstatic_field(OSThread, _pthread_id, pthread_t) - - -#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type) \ - \ - /**********************/ \ - /* Posix Thread IDs */ \ - /**********************/ \ - \ - declare_integer_type(pid_t) \ - declare_unsigned_integer_type(pthread_t) - -#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant) - -#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant) - -#endif // OS_CPU_BSD_PPC_VM_VMSTRUCTS_BSD_PPC_HPP