Displaying 7 results from an estimated 7 matches for "fileoffset".
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2013 Sep 17
5
[LLVMdev] [lld] Handling non SHF_ALLOC sections.
...ithin are never added to the _atomToAddressMap. However, we can't just add
them to that map with their virtual address, as they don't have a virtual
address. We need to use the symbol value, which is the offset into the
section. My current hack to fix this is to call
assignVirtualAddresses(-fileoffset) and then explicitly added them to the
_atomToAddressMap.
Any ideas for the proper fix here?
- Michael Spencer
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2012 Jan 23
3
[LLVMdev] ELFObjectFile changes, llvm-objdump showing 'wrong' values?
Hi all,
I'm using the MC framework for a project, and while updating to latest
trunk (r148672) encountered the following issue:
It seems that SymbolRef::getAddress and SymbolRef::getFileOffset have
been changed to add the symbol's offset to the offset of the
containing section?
This has the following implications:
To get the /actual/ fileoffset, I now need to do:
Symbol.getFileOffset() - ContainingSection.getFileOffset()
And to get the address relative to the section, I do:
Symbol....
2007 Feb 02
5
reading very large files
Hi all,
I have a large file (1.8 GB) with 900,000 lines that I would like to read.
Each line is a string characters. Specifically I would like to randomly
select 3000 lines. For smaller files, what I'm doing is:
trs <- scan("myfile", what= character(), sep = "\n")
trs<- trs[sample(length(trs), 3000)]
And this works OK; however my computer seems not able to handle
2013 Sep 17
0
[LLVMdev] [lld] Handling non SHF_ALLOC sections.
...d to the _atomToAddressMap. However, we can't just add
> them to that map with their virtual address, as they don't have a virtual
> address. We need to use the symbol value, which is the offset into the
> section. My current hack to fix this is to call
> assignVirtualAddresses(-fileoffset) and then explicitly added them to the
> _atomToAddressMap.
>
> Any ideas for the proper fix here?
There is a way that we can handle this without lot of tweaks.
a) Assign the debug sections part of a linker internal segment(the
segment would not appear in the output file), hasOutputSegme...
2013 Sep 17
0
[LLVMdev] [lld] Handling non SHF_ALLOC sections.
...d to the _atomToAddressMap. However, we can't just add
> them to that map with their virtual address, as they don't have a virtual
> address. We need to use the symbol value, which is the offset into the
> section. My current hack to fix this is to call
> assignVirtualAddresses(-fileoffset) and then explicitly added them to the
> _atomToAddressMap.
>
> Any ideas for the proper fix here?
>
This seems like a problem that will be solved along the way of implementing
`ld -r`, so the "proper" solution will probably be something in the general
direction of `ld -r`....
2013 Sep 17
1
[LLVMdev] [lld] Handling non SHF_ALLOC sections.
...However, we can't just
>> add
>> them to that map with their virtual address, as they don't have a virtual
>> address. We need to use the symbol value, which is the offset into the
>> section. My current hack to fix this is to call
>> assignVirtualAddresses(-**fileoffset) and then explicitly added them to
>> the
>> _atomToAddressMap.
>>
>> Any ideas for the proper fix here?
>>
> There is a way that we can handle this without lot of tweaks.
>
> a) Assign the debug sections part of a linker internal segment(the segment
> woul...
2012 Jan 23
0
[LLVMdev] ELFObjectFile changes, llvm-objdump showing 'wrong' values?
...v] ELFObjectFile changes, llvm-objdump showing 'wrong'
> values?
>
> Hi all,
>
> I'm using the MC framework for a project, and while updating to latest trunk
> (r148672) encountered the following issue:
>
> It seems that SymbolRef::getAddress and SymbolRef::getFileOffset have
> been changed to add the symbol's offset to the offset of the containing
> section?
>
> This has the following implications:
>
> To get the /actual/ fileoffset, I now need to do:
> Symbol.getFileOffset() - ContainingSection.getFileOffset() And to get the
> addres...