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Provide required alignment when generating debug info for pointer types.

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This commit is contained in:
Matt Pharr
2012-04-09 14:36:39 -07:00
parent 7aaeb27e0f
commit 8a1a214ca9
1 changed files with 5 additions and 2 deletions
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7
type.cpp
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@@ -1157,13 +1157,15 @@ PointerType::GetDIType(llvm::DIDescriptor scope) const {
llvm::DIType diTargetType = baseType->GetDIType(scope); llvm::DIType diTargetType = baseType->GetDIType(scope);
int bitsSize = g->target.is32Bit ? 32 : 64; int bitsSize = g->target.is32Bit ? 32 : 64;
int ptrAlignBits = bitsSize;
switch (variability.type) { switch (variability.type) {
case Variability::Uniform: case Variability::Uniform:
return m->diBuilder->createPointerType(diTargetType, bitsSize); return m->diBuilder->createPointerType(diTargetType, bitsSize,
ptrAlignBits);
case Variability::Varying: { case Variability::Varying: {
// emit them as an array of pointers // emit them as an array of pointers
llvm::DIType eltType = m->diBuilder->createPointerType(diTargetType, llvm::DIType eltType = m->diBuilder->createPointerType(diTargetType,
bitsSize); bitsSize, ptrAlignBits);
return lCreateDIArray(eltType, g->target.vectorWidth); return lCreateDIArray(eltType, g->target.vectorWidth);
} }
case Variability::SOA: { case Variability::SOA: {
@@ -1963,6 +1965,7 @@ StructType::GetDIType(llvm::DIDescriptor scope) const {
llvm::DIType eltType = GetElementType(i)->GetDIType(scope); llvm::DIType eltType = GetElementType(i)->GetDIType(scope);
uint64_t eltAlign = eltType.getAlignInBits(); uint64_t eltAlign = eltType.getAlignInBits();
uint64_t eltSize = eltType.getSizeInBits(); uint64_t eltSize = eltType.getSizeInBits();
Assert(eltAlign != 0);
// The alignment for the entire structure is the maximum of the // The alignment for the entire structure is the maximum of the
// required alignments of its elements // required alignments of its elements