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authorAnders Carlsson <andersca@mac.com>2010-12-04 23:53:18 +0000
committerAnders Carlsson <andersca@mac.com>2010-12-04 23:53:18 +0000
commit57d2d236d24de0edb7e51b86d88c0eb970330650 (patch)
tree8ed8d37d26df7cea429fee7dee821a9e838b836d
parent3cd1ea32c312dee47432dbb982f83bccff7356ac (diff)
Replace calls to AppendBytes with calls to AppendPadding when the bytes appended are padding.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120922 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--clang.xcodeproj/project.pbxproj1
-rw-r--r--lib/CodeGen/CGRecordLayoutBuilder.cpp17
2 files changed, 7 insertions, 11 deletions
diff --git a/clang.xcodeproj/project.pbxproj b/clang.xcodeproj/project.pbxproj
index 36660f04aa..877d81e61e 100644
--- a/clang.xcodeproj/project.pbxproj
+++ b/clang.xcodeproj/project.pbxproj
@@ -2063,6 +2063,7 @@
isa = PBXProject;
buildConfigurationList = 1DEB923508733DC60010E9CD /* Build configuration list for PBXProject "clang" */;
compatibilityVersion = "Xcode 2.4";
+ developmentRegion = English;
hasScannedForEncodings = 1;
knownRegions = (
English,
diff --git a/lib/CodeGen/CGRecordLayoutBuilder.cpp b/lib/CodeGen/CGRecordLayoutBuilder.cpp
index 9b154d03bf..855552f960 100644
--- a/lib/CodeGen/CGRecordLayoutBuilder.cpp
+++ b/lib/CodeGen/CGRecordLayoutBuilder.cpp
@@ -136,7 +136,8 @@ private:
/// AppendPadding - Appends enough padding bytes so that the total
/// struct size is a multiple of the field alignment.
- void AppendPadding(uint64_t FieldOffsetInBytes, unsigned FieldAlignment);
+ void AppendPadding(uint64_t FieldOffsetInBytes,
+ unsigned FieldAlignmentInBytes);
/// getByteArrayType - Returns a byte array type with the given number of
/// elements.
@@ -325,7 +326,7 @@ void CGRecordLayoutBuilder::LayoutBitField(const FieldDecl *D,
assert(FieldOffset % 8 == 0 && "Field offset not aligned correctly");
// Append padding if necessary.
- AppendBytes((FieldOffset - NextFieldOffset) / 8);
+ AppendPadding(FieldOffset / 8, 1);
NumBytesToAppend =
llvm::RoundUpToAlignment(FieldSize, 8) / 8;
@@ -393,13 +394,7 @@ bool CGRecordLayoutBuilder::LayoutField(const FieldDecl *D,
return false;
}
- if (AlignedNextFieldOffsetInBytes < FieldOffsetInBytes) {
- // Even with alignment, the field offset is not at the right place,
- // insert padding.
- uint64_t PaddingInBytes = FieldOffsetInBytes - NextFieldOffsetInBytes;
-
- AppendBytes(PaddingInBytes);
- }
+ AppendPadding(FieldOffsetInBytes, TypeAlignment);
// Now append the field.
LLVMFields.push_back(LLVMFieldInfo(D, FieldTypes.size()));
@@ -713,13 +708,13 @@ void CGRecordLayoutBuilder::AppendField(uint64_t FieldOffsetInBytes,
}
void CGRecordLayoutBuilder::AppendPadding(uint64_t FieldOffsetInBytes,
- unsigned FieldAlignment) {
+ unsigned FieldAlignmentInBytes) {
assert(NextFieldOffsetInBytes <= FieldOffsetInBytes &&
"Incorrect field layout!");
// Round up the field offset to the alignment of the field type.
uint64_t AlignedNextFieldOffsetInBytes =
- llvm::RoundUpToAlignment(NextFieldOffsetInBytes, FieldAlignment);
+ llvm::RoundUpToAlignment(NextFieldOffsetInBytes, FieldAlignmentInBytes);
if (AlignedNextFieldOffsetInBytes < FieldOffsetInBytes) {
// Even with alignment, the field offset is not at the right place,