diff options
| author | Anton Korobeynikov <asl@math.spbu.ru> | 2006-09-14 18:23:27 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2006-09-14 18:23:27 +0000 |
| commit | b74ed07bfd3af42331b1964c24c39912610a08f4 (patch) | |
| tree | 23784905a2ba3e6ebe644e62b54658950cbf8fa1 /docs/BytecodeFormat.html | |
| parent | a17cf0a7e2d9aa6d9bb6f9461a6fa8a9ac02bab4 (diff) | |
Adding dllimport, dllexport and external weak linkage types.
DLL* linkages got full (I hope) codegeneration support in C & both x86
assembler backends.
External weak linkage added for future use, we don't provide any
codegeneration, etc. support for it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30374 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/BytecodeFormat.html')
| -rw-r--r-- | docs/BytecodeFormat.html | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/docs/BytecodeFormat.html b/docs/BytecodeFormat.html index 51177492a9..2b856a7163 100644 --- a/docs/BytecodeFormat.html +++ b/docs/BytecodeFormat.html @@ -1025,7 +1025,8 @@ follows. </td> <tr> <td><a href="#bit">bit(2-4)</a></td> <td class="td_left">Linkage type: 0=External, 1=Weak, -2=Appending, 3=Internal, 4=LinkOnce</td> + 2=Appending, 3=Internal, 4=LinkOnce, 5=DllImport, + 6=DllExport, 7=ExternWeak</td> </tr> <tr> <td><a href="#bit">bit(5-31)</a></td> @@ -1136,13 +1137,16 @@ href="#uint32_vbr">uint32_vbr</a> that describes the function.</p> <td><a href="#bit">bit(4)</a></td> <td class="td_left">If this bit is set to 1, the indicated function is external, and there is no <a href="#functiondefs">Function Definiton - Block</a> in the bytecode file for the function.</td> + Block</a> in the bytecode file for the function. If the function is + external and has <tt>dllimport or extern_weak</tt> linkage additional + field in the extension word is used to indicate the actual linkage + type.</td> </tr> <tr> <td><a href="#bit">bit(5-30)</a></td> <td class="td_left">Type slot number of type for the function.</td> </tr> - <tr> + <tr> <td><a href="#bit">bit(31)</a></td> <td class="td_left">Indicates whether an extension word follows.</td> </tr> @@ -1171,7 +1175,12 @@ follows with the following fields:</p> <td class="td_left">If this bit is set, a SectionID follows this vbr.</td> </tr> <tr> - <td><a href="#bit">bit(11-31)</a></td> + <td><a href="#bit">bit(11-12)</a></td> + <td class="td_left">Linkage type for external functions. 0 - External + linkage, 1 - DLLImport linkage, 2 - External weak linkage.</td> + </tr> + <tr> + <td><a href="#bit">bit(13-31)</a></td> <td class="td_left">Currently unassigned.</td> </tr> </tbody> @@ -1410,8 +1419,8 @@ size<br> </tr> <tr> <td><a href="#uint32_vbr">uint32_vbr</a></td> - <td class="td_left">The linkage type of the function: 0=External, -1=Weak, 2=Appending, 3=Internal, 4=LinkOnce<sup>1</sup></td> + <td class="td_left">The linkage type of the function: 0=External, 1=Weak, +2=Appending, 3=Internal, 4=LinkOnce, 5=DllImport, 6=DllExport<sup>1</sup></td> </tr> <tr> <td><a href="#block">block</a></td> |