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Pipe through source file locations of structure element declarations; these are now supplied to the llvm::DIBuilder::createMemberType() method rather than giving it the position of the overall struct declaration for each one. Fixes issue #31

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This commit is contained in:
Matt Pharr
2011-06-29 05:38:42 +01:00
parent 86de910ecd
commit cb58c78c1a
5 changed files with 41 additions and 27 deletions
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6
decl.cpp
View File

@@ -318,9 +318,10 @@ Declaration::Print() const {
///////////////////////////////////////////////////////////////////////////
void
GetStructTypesAndNames(const std::vector<StructDeclaration *> &sd,
GetStructTypesNamesPositions(const std::vector<StructDeclaration *> &sd,
std::vector<const Type *> *elementTypes,
std::vector<std::string> *elementNames) {
std::vector<std::string> *elementNames,
std::vector<SourcePos> *elementPositions) {
for (unsigned int i = 0; i < sd.size(); ++i) {
const Type *type = sd[i]->type;
// FIXME: making this fake little DeclSpecs here is really
@@ -343,6 +344,7 @@ GetStructTypesAndNames(const std::vector<StructDeclaration *> &sd,
elementTypes->push_back(d->sym->type);
elementNames->push_back(d->sym->name);
elementPositions->push_back(d->sym->pos);
}
}
}

5
decl.h
View File

@@ -196,8 +196,9 @@ struct StructDeclaration {
/** Given a set of StructDeclaration instances, this returns the types of
the elements of the corresponding struct and their names. */
extern void GetStructTypesAndNames(const std::vector<StructDeclaration *> &sd,
extern void GetStructTypesNamesPositions(const std::vector<StructDeclaration *> &sd,
std::vector<const Type *> *elementTypes,
std::vector<std::string> *elementNames);
std::vector<std::string> *elementNames,
std::vector<SourcePos> *elementPositions);
#endif // ISPC_DECL_H

13
parse.yy
View File

@@ -564,9 +564,11 @@ struct_or_union_specifier
{
std::vector<const Type *> elementTypes;
std::vector<std::string> elementNames;
GetStructTypesAndNames(*$4, &elementTypes, &elementNames);
std::vector<SourcePos> elementPositions;
GetStructTypesNamesPositions(*$4, &elementTypes, &elementNames,
&elementPositions);
StructType *st = new StructType($2, elementTypes, elementNames,
false, true, @2);
elementPositions, false, true, @2);
m->symbolTable->AddType($2, st, @2);
$$ = st;
}
@@ -574,8 +576,11 @@ struct_or_union_specifier
{
std::vector<const Type *> elementTypes;
std::vector<std::string> elementNames;
GetStructTypesAndNames(*$3, &elementTypes, &elementNames);
$$ = new StructType("", elementTypes, elementNames, false, true, @1);
std::vector<SourcePos> elementPositions;
GetStructTypesNamesPositions(*$3, &elementTypes, &elementNames,
&elementPositions);
$$ = new StructType("", elementTypes, elementNames, elementPositions,
false, true, @1);
}
| struct_or_union '{' '}'
{

34
type.cpp
View File

@@ -961,9 +961,10 @@ VectorType::getVectorMemoryCount() const {
StructType::StructType(const std::string &n, const std::vector<const Type *> &elts,
const std::vector<std::string> &en,
const std::vector<SourcePos> &ep,
bool ic, bool iu, SourcePos p)
: name(n), elementTypes(elts), elementNames(en), isUniform(iu), isConst(ic),
pos(p) {
: name(n), elementTypes(elts), elementNames(en), elementPositions(ep),
isUniform(iu), isConst(ic), pos(p) {
}
@@ -1014,8 +1015,8 @@ StructType::GetAsVaryingType() const {
if (IsVaryingType())
return this;
else
return new StructType(name, elementTypes, elementNames, isConst,
false, pos);
return new StructType(name, elementTypes, elementNames, elementPositions,
isConst, false, pos);
}
@@ -1024,8 +1025,8 @@ StructType::GetAsUniformType() const {
if (IsUniformType())
return this;
else
return new StructType(name, elementTypes, elementNames, isConst,
true, pos);
return new StructType(name, elementTypes, elementNames, elementPositions,
isConst, true, pos);
}
@@ -1038,7 +1039,8 @@ StructType::GetSOAType(int width) const {
const Type *t = GetMemberType(i);
et.push_back(t->GetSOAType(width));
}
return new StructType(name, et, elementNames, isConst, isUniform, pos);
return new StructType(name, et, elementNames, elementPositions,
isConst, isUniform, pos);
}
@@ -1047,8 +1049,8 @@ StructType::GetAsConstType() const {
if (IsConstType())
return this;
else
return new StructType(name, elementTypes, elementNames, true,
isUniform, pos);
return new StructType(name, elementTypes, elementNames,
elementPositions, true, isUniform, pos);
}
@@ -1057,8 +1059,8 @@ StructType::GetAsNonConstType() const {
if (!IsConstType())
return this;
else
return new StructType(name, elementTypes, elementNames, false,
isUniform, pos);
return new StructType(name, elementTypes, elementNames, elementPositions,
false, isUniform, pos);
}
@@ -1138,7 +1140,6 @@ StructType::GetDIType(llvm::DIDescriptor scope) const {
return llvm::DIType();
#else
uint64_t currentSize = 0, align = 0;
llvm::DIFile diFile = pos.GetDIFile();
std::vector<llvm::Value *> elementLLVMTypes;
// Walk through the elements of the struct; for each one figure out its
@@ -1159,17 +1160,17 @@ StructType::GetDIType(llvm::DIDescriptor scope) const {
currentSize += eltAlign - (currentSize % eltAlign);
assert((currentSize == 0) || (currentSize % eltAlign) == 0);
// FIXME: we should pass this actual file/line number for the
// member, not the position of the struct declaration
llvm::DIFile diFile = elementPositions[i].GetDIFile();
int line = elementPositions[i].first_line;
#ifdef LLVM_2_9
llvm::DIType fieldType =
m->diBuilder->createMemberType(elementNames[i], diFile, pos.first_line,
m->diBuilder->createMemberType(elementNames[i], diFile, line,
eltSize, eltAlign, currentSize, 0,
eltType);
#else
llvm::DIType fieldType =
m->diBuilder->createMemberType(scope, elementNames[i], diFile,
pos.first_line, eltSize, eltAlign,
line, eltSize, eltAlign,
currentSize, 0, eltType);
#endif // LLVM_2_9
elementLLVMTypes.push_back(fieldType);
@@ -1188,6 +1189,7 @@ StructType::GetDIType(llvm::DIDescriptor scope) const {
#else
llvm::DIArray elements = m->diBuilder->getOrCreateArray(elementLLVMTypes);
#endif
llvm::DIFile diFile = pos.GetDIFile();
return m->diBuilder->createStructType(scope, name, diFile, pos.first_line, currentSize,
align, 0, elements);
#endif // LLVM_2_8

6
type.h
View File

@@ -442,7 +442,8 @@ private:
class StructType : public Type {
public:
StructType(const std::string &name, const std::vector<const Type *> &elts,
const std::vector<std::string> &eltNames, bool isConst,
const std::vector<std::string> &eltNames,
const std::vector<SourcePos> &eltPositions, bool isConst,
bool isUniform, SourcePos pos);
bool IsUniformType() const;
@@ -501,6 +502,9 @@ private:
*/
const std::vector<const Type *> elementTypes;
const std::vector<std::string> elementNames;
/** Source file position at which each structure element declaration
appeared. */
const std::vector<SourcePos> elementPositions;
const bool isUniform;
const bool isConst;
const SourcePos pos;