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Debug info: refactor the first field of DICompileUnit to be a raw file/directory pair

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This removes the DICompileUnit special case from DIScope.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177610 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2013-03-20 23:58:12 +00:00
parent 2adf8ccbf0
commit 00c5c5d467
43 changed files with 54 additions and 59 deletions
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19
lib/IR/DIBuilder.cpp
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@@ -71,6 +71,16 @@ static MDNode *getNonCompileUnitScope(MDNode *N) {
return N;
}
static MDNode *createFilePathPair(LLVMContext &VMContext, StringRef Filename,
StringRef Directory) {
assert(!Filename.empty() && "Unable to create file without name");
Value *Pair[] = {
MDString::get(VMContext, Filename),
MDString::get(VMContext, Directory),
};
return MDNode::get(VMContext, Pair);
}
/// createCompileUnit - A CompileUnit provides an anchor for all debugging
/// information generated during this instance of compilation.
void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
@@ -93,7 +103,7 @@ void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_compile_unit),
createFile(Filename, Directory),
createFilePathPair(VMContext, Filename, Directory),
ConstantInt::get(Type::getInt32Ty(VMContext), Lang),
MDString::get(VMContext, Producer),
ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
@@ -115,14 +125,9 @@ void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename,
/// createFile - Create a file descriptor to hold debugging information
/// for a file.
DIFile DIBuilder::createFile(StringRef Filename, StringRef Directory) {
assert(!Filename.empty() && "Unable to create file without name");
Value *Pair[] = {
MDString::get(VMContext, Filename),
MDString::get(VMContext, Directory),
};
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_file_type),
MDNode::get(VMContext, Pair)
createFilePathPair(VMContext, Filename, Directory)
};
return DIFile(MDNode::get(VMContext, Elts));
}