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Diffstat (limited to 'open_issues/sbcl.mdwn')
| -rw-r--r-- | open_issues/sbcl.mdwn | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/open_issues/sbcl.mdwn b/open_issues/sbcl.mdwn new file mode 100644 index 00000000..4bbf92ef --- /dev/null +++ b/open_issues/sbcl.mdwn @@ -0,0 +1,31 @@ +[[!meta copyright="Copyright © 2011 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +[[!tag open_issue_porting]] + +IRC, freenode, #hurd, 2011-08-12 + + < zyg> did the segment registers had any purpose? I see fs is set equal to + others, but on linux fs is 0 (atleast on this x86 box). + < braunr> zyg: it can be used by special applications like wine, yes + < zyg> braunr: thanks.. I'm reading up on linux actually. It seems gs can + be used for TLS, fs in syscall to pass userspace. + < braunr> zyg: why are you interested in that ? + < zyg> a native compiler under linux places assumptions on fs register. So + I'm trying to find out what it should do under gnumach/hurd. + < braunr> what compiler ? + < zyg> braunr: it's sbcl + < braunr> ok + < youpi> zyg: the same, basically + < zyg> ok.. looking at the code, I've remarked where it sets up FS, because + /usr/include/asm/ldt.h:struct user_desc is missing. I must search for the + equiv. + < youpi> zyg: mach/i386/mach_i386.h + < youpi> the descriptor structure |