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Add a method to generate a string representation from a TargetData. 

This continues the work on PR 761.

llvm-svn: 28239
This commit is contained in:
Owen Anderson 2006-05-12 07:01:44 +00:00
parent 8c2c1e90c4
commit 5fea9f0a93
2 changed files with 26 additions and 0 deletions
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5
llvm/include/llvm/Target/TargetData.h
View File

@ -94,6 +94,11 @@ public:
unsigned char getPointerSize() const { return PointerSize; }
unsigned char getPointerSizeInBits() const { return 8*PointerSize; }
/// getStringRepresentation - Return the string representation of the
/// TargetData. This representation is in the same format accepted by the
/// string constructor above.
std::string getStringRepresentation() const;
/// getTypeSize - Return the number of bytes necessary to hold the specified
/// type.
///

21
llvm/lib/Target/TargetData.cpp
View File

@ -25,6 +25,7 @@
#include "llvm/ADT/StringExtras.h"
#include <algorithm>
#include <cstdlib>
#include <sstream>
using namespace llvm;
// Handle the Pass registration stuff necessary to use TargetData's.
@ -218,6 +219,26 @@ TargetData::~TargetData() {
}
}
std::string TargetData::getStringRepresentation() const {
std::stringstream repr;
if (LittleEndian)
repr << "e";
else
repr << "E";
repr << "-p:" << (PointerSize * 8) << ":" << (PointerAlignment * 8);
repr << "-d:64:" << (DoubleAlignment * 8);
repr << "-f:32:" << (FloatAlignment * 8);
repr << "-l:64:" << (LongAlignment * 8);
repr << "-i:32:" << (IntAlignment * 8);
repr << "-s:16:" << (ShortAlignment * 8);
repr << "-b:8:" << (ByteAlignment * 8);
repr << "-B:8:" << (BoolAlignment * 8);
return repr.str();
}
const StructLayout *TargetData::getStructLayout(const StructType *Ty) const {
if (Layouts == 0)
Layouts = new std::map<std::pair<const TargetData*,const StructType*>,