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8210754: print_location is not reliable enough (printing register info)

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Reviewed-by: stuefe, coleenp
This commit is contained in:
Martin Doerr 2018-10-04 16:39:07 +02:00
parent dcfb9a75aa
commit 4af2374271
16 changed files with 298 additions and 83 deletions
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63
src/hotspot/share/code/codeBlob.cpp
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@ -26,7 +26,9 @@
#include "jvm.h"
#include "code/codeBlob.hpp"
#include "code/codeCache.hpp"
#include "code/icBuffer.hpp"
#include "code/relocInfo.hpp"
#include "code/vtableStubs.hpp"
#include "compiler/disassembler.hpp"
#include "interpreter/bytecode.hpp"
#include "memory/allocation.inline.hpp"
@ -559,6 +561,67 @@ void CodeBlob::print_value_on(outputStream* st) const {
st->print_cr("[CodeBlob]");
}
void CodeBlob::dump_for_addr(address addr, outputStream* st, bool verbose) const {
if (is_buffer_blob()) {
// the interpreter is generated into a buffer blob
InterpreterCodelet* i = Interpreter::codelet_containing(addr);
if (i != NULL) {
st->print_cr(INTPTR_FORMAT " is at code_begin+%d in an Interpreter codelet", p2i(addr), (int)(addr - i->code_begin()));
i->print_on(st);
return;
}
if (Interpreter::contains(addr)) {
st->print_cr(INTPTR_FORMAT " is pointing into interpreter code"
" (not bytecode specific)", p2i(addr));
return;
}
//
if (AdapterHandlerLibrary::contains(this)) {
st->print_cr(INTPTR_FORMAT " is at code_begin+%d in an AdapterHandler", p2i(addr), (int)(addr - code_begin()));
AdapterHandlerLibrary::print_handler_on(st, this);
}
// the stubroutines are generated into a buffer blob
StubCodeDesc* d = StubCodeDesc::desc_for(addr);
if (d != NULL) {
st->print_cr(INTPTR_FORMAT " is at begin+%d in a stub", p2i(addr), (int)(addr - d->begin()));
d->print_on(st);
st->cr();
return;
}
if (StubRoutines::contains(addr)) {
st->print_cr(INTPTR_FORMAT " is pointing to an (unnamed) stub routine", p2i(addr));
return;
}
// the InlineCacheBuffer is using stubs generated into a buffer blob
if (InlineCacheBuffer::contains(addr)) {
st->print_cr(INTPTR_FORMAT " is pointing into InlineCacheBuffer", p2i(addr));
return;
}
VtableStub* v = VtableStubs::stub_containing(addr);
if (v != NULL) {
st->print_cr(INTPTR_FORMAT " is at entry_point+%d in a vtable stub", p2i(addr), (int)(addr - v->entry_point()));
v->print_on(st);
st->cr();
return;
}
}
if (is_nmethod()) {
nmethod* nm = (nmethod*)this;
ResourceMark rm;
st->print(INTPTR_FORMAT " is at entry_point+%d in (nmethod*)" INTPTR_FORMAT,
p2i(addr), (int)(addr - nm->entry_point()), p2i(nm));
if (verbose) {
st->print(" for ");
nm->method()->print_value_on(st);
}
st->cr();
nm->print_nmethod(verbose);
return;
}
st->print_cr(INTPTR_FORMAT " is at code_begin+%d in ", p2i(addr), (int)(addr - code_begin()));
print_on(st);
}
void RuntimeBlob::verify() {
ShouldNotReachHere();
}