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8301507: Replace NULL with nullptr in os_cpu/linux_riscv

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Reviewed-by: kbarrett
This commit is contained in:
Johan Sjölen 2023-02-02 09:25:21 +00:00
parent 5d1f71daf0
commit 182d1b2fb7
3 changed files with 31 additions and 31 deletions
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10
src/hotspot/os_cpu/linux_riscv/javaThread_linux_riscv.cpp
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2020, 2021, Huawei Technologies Co., Ltd. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
@ -59,10 +59,10 @@ bool JavaThread::pd_get_top_frame(frame* fr_addr, void* ucontext, bool isInJava)
if (isInJava) {
ucontext_t* uc = (ucontext_t*) ucontext;
intptr_t* ret_fp = NULL;
intptr_t* ret_sp = NULL;
intptr_t* ret_fp = nullptr;
intptr_t* ret_sp = nullptr;
address addr = os::fetch_frame_from_context(uc, &ret_sp, &ret_fp);
if (addr == NULL || ret_sp == NULL ) {
if (addr == nullptr || ret_sp == nullptr ) {
// ucontext wasn't useful
return false;
}
@ -70,7 +70,7 @@ bool JavaThread::pd_get_top_frame(frame* fr_addr, void* ucontext, bool isInJava)
frame ret_frame(ret_sp, ret_fp, addr);
if (!ret_frame.safe_for_sender(this)) {
#ifdef COMPILER2
frame ret_frame2(ret_sp, NULL, addr);
frame ret_frame2(ret_sp, nullptr, addr);
if (!ret_frame2.safe_for_sender(this)) {
// nothing else to try if the frame isn't good
return false;

46
src/hotspot/os_cpu/linux_riscv/os_linux_riscv.cpp
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2020, 2022, Huawei Technologies Co., Ltd. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
@ -108,21 +108,21 @@ address os::fetch_frame_from_context(const void* ucVoid,
address epc;
const ucontext_t* uc = (const ucontext_t*)ucVoid;
if (uc != NULL) {
if (uc != nullptr) {
epc = os::Posix::ucontext_get_pc(uc);
if (ret_sp != NULL) {
if (ret_sp != nullptr) {
*ret_sp = os::Linux::ucontext_get_sp(uc);
}
if (ret_fp != NULL) {
if (ret_fp != nullptr) {
*ret_fp = os::Linux::ucontext_get_fp(uc);
}
} else {
epc = NULL;
if (ret_sp != NULL) {
*ret_sp = (intptr_t *)NULL;
epc = nullptr;
if (ret_sp != nullptr) {
*ret_sp = (intptr_t *)nullptr;
}
if (ret_fp != NULL) {
*ret_fp = (intptr_t *)NULL;
if (ret_fp != nullptr) {
*ret_fp = (intptr_t *)nullptr;
}
}
@ -142,8 +142,8 @@ frame os::fetch_compiled_frame_from_context(const void* ucVoid) {
}
frame os::fetch_frame_from_context(const void* ucVoid) {
intptr_t* frame_sp = NULL;
intptr_t* frame_fp = NULL;
intptr_t* frame_sp = nullptr;
intptr_t* frame_fp = nullptr;
address epc = fetch_frame_from_context(ucVoid, &frame_sp, &frame_fp);
if (!is_readable_pointer(epc)) {
// Try to recover from calling into bad memory
@ -162,7 +162,7 @@ frame os::get_sender_for_C_frame(frame* fr) {
NOINLINE frame os::current_frame() {
intptr_t **sender_sp = (intptr_t **)__builtin_frame_address(0);
if (sender_sp != NULL) {
if (sender_sp != nullptr) {
frame myframe((intptr_t*)os::current_stack_pointer(),
sender_sp[frame::link_offset],
CAST_FROM_FN_PTR(address, os::current_frame));
@ -183,12 +183,12 @@ bool PosixSignals::pd_hotspot_signal_handler(int sig, siginfo_t* info,
ucontext_t* uc, JavaThread* thread) {
// decide if this trap can be handled by a stub
address stub = NULL;
address stub = nullptr;
address pc = NULL;
address pc = nullptr;
//%note os_trap_1
if (info != NULL && uc != NULL && thread != NULL) {
if (info != nullptr && uc != nullptr && thread != nullptr) {
pc = (address) os::Posix::ucontext_get_pc(uc);
address addr = (address) info->si_addr;
@ -226,9 +226,9 @@ bool PosixSignals::pd_hotspot_signal_handler(int sig, siginfo_t* info,
// here if the underlying file has been truncated.
// Do not crash the VM in such a case.
CodeBlob* cb = CodeCache::find_blob(pc);
CompiledMethod* nm = (cb != NULL) ? cb->as_compiled_method_or_null() : NULL;
CompiledMethod* nm = (cb != nullptr) ? cb->as_compiled_method_or_null() : nullptr;
bool is_unsafe_arraycopy = (thread->doing_unsafe_access() && UnsafeCopyMemory::contains_pc(pc));
if ((nm != NULL && nm->has_unsafe_access()) || is_unsafe_arraycopy) {
if ((nm != nullptr && nm->has_unsafe_access()) || is_unsafe_arraycopy) {
address next_pc = pc + NativeCall::instruction_size;
if (is_unsafe_arraycopy) {
next_pc = UnsafeCopyMemory::page_error_continue_pc(pc);
@ -249,7 +249,7 @@ bool PosixSignals::pd_hotspot_signal_handler(int sig, siginfo_t* info,
// End life with a fatal error, message and detail message and the context.
// Note: no need to do any post-processing here (e.g. signal chaining)
va_list va_dummy;
VMError::report_and_die(thread, uc, NULL, 0, msg, detail_msg, va_dummy);
VMError::report_and_die(thread, uc, nullptr, 0, msg, detail_msg, va_dummy);
va_end(va_dummy);
ShouldNotReachHere();
@ -287,9 +287,9 @@ bool PosixSignals::pd_hotspot_signal_handler(int sig, siginfo_t* info,
}
}
if (stub != NULL) {
if (stub != nullptr) {
// save all thread context in case we need to restore it
if (thread != NULL) {
if (thread != nullptr) {
thread->set_saved_exception_pc(pc);
}
@ -340,7 +340,7 @@ static const char* reg_abi_names[] = {
};
void os::print_context(outputStream *st, const void *context) {
if (context == NULL) return;
if (context == nullptr) return;
const ucontext_t *uc = (const ucontext_t*)context;
@ -352,7 +352,7 @@ void os::print_context(outputStream *st, const void *context) {
}
void os::print_tos_pc(outputStream *st, const void *context) {
if (context == NULL) return;
if (context == nullptr) return;
const ucontext_t* uc = (const ucontext_t*)context;
@ -369,7 +369,7 @@ void os::print_tos_pc(outputStream *st, const void *context) {
}
void os::print_register_info(outputStream *st, const void *context) {
if (context == NULL) return;
if (context == nullptr) return;
const ucontext_t *uc = (const ucontext_t*)context;

6
src/hotspot/os_cpu/linux_riscv/vm_version_linux_riscv.cpp
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2006, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2006, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2021, Huawei Technologies Co., Ltd. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
@ -115,8 +115,8 @@ void VM_Version::get_os_cpu_info() {
if (FILE *f = fopen("/proc/cpuinfo", "r")) {
char buf[512], *p;
while (fgets(buf, sizeof (buf), f) != NULL) {
if ((p = strchr(buf, ':')) != NULL) {
while (fgets(buf, sizeof (buf), f) != nullptr) {
if ((p = strchr(buf, ':')) != nullptr) {
if (strncmp(buf, "mmu", sizeof "mmu" - 1) == 0) {
if (_vm_mode[0] != '\0') {
continue;