diff options
| author | Chris Lattner <sabre@nondot.org> | 2009-05-05 18:52:19 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-05-05 18:52:19 +0000 |
| commit | 1777d0c6c555fb20177b3a60b40eef265c2b842a (patch) | |
| tree | 661acbf4aca8e9c9560bdd42ffffd388be0283da /docs/CodeGenerator.html | |
| parent | 26edc21b1b68f126928b20124b5fca14a28bd428 (diff) | |
Add basic support for code generation of
addrspace(257) -> FS relative on x86. Patch by Zoltan Varga!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70992 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/CodeGenerator.html')
| -rw-r--r-- | docs/CodeGenerator.html | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/docs/CodeGenerator.html b/docs/CodeGenerator.html index b4edbd7356..e620c1782e 100644 --- a/docs/CodeGenerator.html +++ b/docs/CodeGenerator.html @@ -1844,11 +1844,13 @@ OperandTy: VirtReg, | VirtReg, UnsImm, VirtReg, SignExtImm segment. LLVM address space 0 is the default address space, which includes the stack, and any unqualified memory accesses in a program. Address spaces 1-255 are currently reserved for user-defined code. The GS-segment is - represented by address space 256. Other x86 segments have yet to be - allocated address space numbers.</p> + represented by address space 256, while the FS-segment is represented by + address space 257. Other x86 segments have yet to be allocated address space + numbers.</p> -<p>Some operating systems use the GS-segment to implement TLS, so care should be - taken when reading and writing to address space 256 on these platforms.</p> +<p>Some operating systems use the FS/GS-segment to implement TLS, so care + should be taken when reading and writing to address space 256/257 on these + platforms.</p> </div> |