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7116786: RFE: Detailed information on VerifyErrors

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Provide additional detail in VerifyError messages

Reviewed-by: sspitsyn, acorn
This commit is contained in:
Keith McGuigan 2012-08-06 15:54:45 -04:00
parent 75f8f79764
commit dbe25e46f3
16 changed files with 1606 additions and 429 deletions
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20
hotspot/src/share/vm/utilities/ostream.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2012, Oracle and/or its affiliates. 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
@ -59,9 +59,11 @@ class outputStream : public ResourceObj {
outputStream(int width, bool has_time_stamps);
// indentation
void indent();
outputStream& indent();
void inc() { _indentation++; };
void dec() { _indentation--; };
void inc(int n) { _indentation += n; };
void dec(int n) { _indentation -= n; };
int indentation() const { return _indentation; }
void set_indentation(int i) { _indentation = i; }
void fill_to(int col);
@ -84,6 +86,7 @@ class outputStream : public ResourceObj {
void print_raw(const char* str, int len) { write(str, len); }
void print_raw_cr(const char* str) { write(str, strlen(str)); cr(); }
void print_raw_cr(const char* str, int len){ write(str, len); cr(); }
void print_data(void* data, size_t len, bool with_ascii);
void put(char ch);
void sp(int count = 1);
void cr();
@ -122,6 +125,19 @@ class outputStream : public ResourceObj {
extern outputStream* tty; // tty output
extern outputStream* gclog_or_tty; // stream for gc log if -Xloggc:<f>, or tty
class streamIndentor : public StackObj {
private:
outputStream* _str;
int _amount;
public:
streamIndentor(outputStream* str, int amt = 2) : _str(str), _amount(amt) {
_str->inc(_amount);
}
~streamIndentor() { _str->dec(_amount); }
};
// advisory locking for the shared tty stream:
class ttyLocker: StackObj {
friend class ttyUnlocker;