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7120450: complete information dumped by frame_describe

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Improvements of frame_describe

Reviewed-by: never, twisti
This commit is contained in:
Bertrand Delsart 2012-01-24 15:41:17 +01:00
parent 52979e6206
commit 3f08a21500
7 changed files with 93 additions and 18 deletions
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22
hotspot/src/cpu/x86/vm/methodHandles_x86.cpp
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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
@ -990,6 +990,26 @@ void MethodHandles::move_return_value(MacroAssembler* _masm, BasicType type,
BLOCK_COMMENT("} move_return_value");
}
#ifdef ASSERT
#define DESCRIBE_RICOCHET_OFFSET(rf, name) \
values.describe(frame_no, (intptr_t *) (((uintptr_t)rf) + MethodHandles::RicochetFrame::name##_offset_in_bytes()), #name)
void MethodHandles::RicochetFrame::describe(const frame* fr, FrameValues& values, int frame_no) {
address bp = (address) fr->fp();
RicochetFrame* rf = (RicochetFrame*)(bp - sender_link_offset_in_bytes());
// ricochet slots
DESCRIBE_RICOCHET_OFFSET(rf, exact_sender_sp);
DESCRIBE_RICOCHET_OFFSET(rf, conversion);
DESCRIBE_RICOCHET_OFFSET(rf, saved_args_base);
DESCRIBE_RICOCHET_OFFSET(rf, saved_args_layout);
DESCRIBE_RICOCHET_OFFSET(rf, saved_target);
DESCRIBE_RICOCHET_OFFSET(rf, continuation);
// relevant ricochet targets (in caller frame)
values.describe(-1, rf->saved_args_base(), err_msg("*saved_args_base for #%d", frame_no));
}
#endif // ASSERT
#ifndef PRODUCT
extern "C" void print_method_handle(oop mh);