[llvm-commits] CVS: llvm/lib/Bytecode/Reader/Reader.cpp
Anton Korobeynikov
asl at math.spbu.ru
Thu Sep 14 11:24:06 PDT 2006
Changes in directory llvm/lib/Bytecode/Reader:
Reader.cpp updated: 1.197 -> 1.198
---
Log message:
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.
---
Diffs of the changes: (+14 -0)
Reader.cpp | 14 ++++++++++++++
1 files changed, 14 insertions(+)
Index: llvm/lib/Bytecode/Reader/Reader.cpp
diff -u llvm/lib/Bytecode/Reader/Reader.cpp:1.197 llvm/lib/Bytecode/Reader/Reader.cpp:1.198
--- llvm/lib/Bytecode/Reader/Reader.cpp:1.197 Fri Sep 1 15:35:17 2006
+++ llvm/lib/Bytecode/Reader/Reader.cpp Thu Sep 14 13:23:26 2006
@@ -1791,6 +1791,9 @@
case 2: Linkage = GlobalValue::AppendingLinkage; break;
case 3: Linkage = GlobalValue::InternalLinkage; break;
case 4: Linkage = GlobalValue::LinkOnceLinkage; break;
+ case 5: Linkage = GlobalValue::DLLImportLinkage; break;
+ case 6: Linkage = GlobalValue::DLLExportLinkage; break;
+ case 7: Linkage = GlobalValue::ExternalWeakLinkage; break;
default:
error("Invalid linkage type for Function.");
Linkage = GlobalValue::InternalLinkage;
@@ -2047,6 +2050,9 @@
case 2: Linkage = GlobalValue::AppendingLinkage; break;
case 3: Linkage = GlobalValue::InternalLinkage; break;
case 4: Linkage = GlobalValue::LinkOnceLinkage; break;
+ case 5: Linkage = GlobalValue::DLLImportLinkage; break;
+ case 6: Linkage = GlobalValue::DLLExportLinkage; break;
+ case 7: Linkage = GlobalValue::ExternalWeakLinkage; break;
default:
error("Unknown linkage type: " + utostr(LinkageID));
Linkage = GlobalValue::InternalLinkage;
@@ -2129,6 +2135,14 @@
if (ExtWord & (1 << 10)) // Has a section ID.
SectionID[Func] = read_vbr_uint();
+
+ // Parse external declaration linkage
+ switch ((ExtWord >> 11) & 3) {
+ case 0: break;
+ case 1: Func->setLinkage(Function::DLLImportLinkage); break;
+ case 2: Func->setLinkage(Function::ExternalWeakLinkage); break;
+ default: assert(0 && "Unsupported external linkage");
+ }
}
Func->setCallingConv(CC-1);
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