Actually, change it to use explicit new/delete, which is more likely to be

optimized INTO an alloca

llvm-svn: 6727
This commit is contained in:
Chris Lattner 2003-06-16 22:29:09 +00:00
parent 7bdbd91e92
commit 55491774bb
4 changed files with 24 additions and 20 deletions

View File

@ -255,7 +255,7 @@ InstrForest::buildTreeForInstruction(Instruction *instr)
// if a fixed array is too small.
//
int numChildren = 0;
std::vector<InstrTreeNode*> childArray(instr->getNumOperands());
InstrTreeNode** childArray = new InstrTreeNode*[instr->getNumOperands()];
//
// Walk the operands of the instruction
@ -363,5 +363,6 @@ InstrForest::buildTreeForInstruction(Instruction *instr)
setRightChild(parent, childArray[numChildren - 1]);
}
delete [] childArray;
return treeNode;
}

View File

@ -10,7 +10,6 @@
#include <fstream>
#include <iostream>
#include <cstdlib>
#include <vector>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
@ -33,13 +32,13 @@ std::string getUniqueFilename(const std::string &FilenameBase) {
return FilenameBase; // Couldn't open the file? Use it!
// Create a pattern for mkstemp...
std::vector<char> FNBuffer(FilenameBase.size()+8);
strcpy(&FNBuffer[0], FilenameBase.c_str());
strcpy(&FNBuffer[FilenameBase.size()], "-XXXXXX");
char *FNBuffer = new char[FilenameBase.size()+8];
strcpy(FNBuffer, FilenameBase.c_str());
strcpy(FNBuffer+FilenameBase.size(), "-XXXXXX");
// Agree on a temporary file name to use....
int TempFD;
if ((TempFD = mkstemp(&FNBuffer[0])) == -1) {
if ((TempFD = mkstemp(FNBuffer)) == -1) {
std::cerr << "bugpoint: ERROR: Cannot create temporary file in the current "
<< " directory!\n";
exit(1);
@ -48,7 +47,9 @@ std::string getUniqueFilename(const std::string &FilenameBase) {
// We don't need to hold the temp file descriptor... we will trust that noone
// will overwrite/delete the file while we are working on it...
close(TempFD);
return std::string(&FNBuffer[0]);
std::string Result(FNBuffer);
delete[] FNBuffer;
return Result;
}
/// isExecutableFile - This function returns true if the filename specified

View File

@ -10,7 +10,6 @@
#include <fstream>
#include <iostream>
#include <cstdlib>
#include <vector>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
@ -33,13 +32,13 @@ std::string getUniqueFilename(const std::string &FilenameBase) {
return FilenameBase; // Couldn't open the file? Use it!
// Create a pattern for mkstemp...
std::vector<char> FNBuffer(FilenameBase.size()+8);
strcpy(&FNBuffer[0], FilenameBase.c_str());
strcpy(&FNBuffer[FilenameBase.size()], "-XXXXXX");
char *FNBuffer = new char[FilenameBase.size()+8];
strcpy(FNBuffer, FilenameBase.c_str());
strcpy(FNBuffer+FilenameBase.size(), "-XXXXXX");
// Agree on a temporary file name to use....
int TempFD;
if ((TempFD = mkstemp(&FNBuffer[0])) == -1) {
if ((TempFD = mkstemp(FNBuffer)) == -1) {
std::cerr << "bugpoint: ERROR: Cannot create temporary file in the current "
<< " directory!\n";
exit(1);
@ -48,7 +47,9 @@ std::string getUniqueFilename(const std::string &FilenameBase) {
// We don't need to hold the temp file descriptor... we will trust that noone
// will overwrite/delete the file while we are working on it...
close(TempFD);
return std::string(&FNBuffer[0]);
std::string Result(FNBuffer);
delete[] FNBuffer;
return Result;
}
/// isExecutableFile - This function returns true if the filename specified

View File

@ -10,7 +10,6 @@
#include <fstream>
#include <iostream>
#include <cstdlib>
#include <vector>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
@ -33,13 +32,13 @@ std::string getUniqueFilename(const std::string &FilenameBase) {
return FilenameBase; // Couldn't open the file? Use it!
// Create a pattern for mkstemp...
std::vector<char> FNBuffer(FilenameBase.size()+8);
strcpy(&FNBuffer[0], FilenameBase.c_str());
strcpy(&FNBuffer[FilenameBase.size()], "-XXXXXX");
char *FNBuffer = new char[FilenameBase.size()+8];
strcpy(FNBuffer, FilenameBase.c_str());
strcpy(FNBuffer+FilenameBase.size(), "-XXXXXX");
// Agree on a temporary file name to use....
int TempFD;
if ((TempFD = mkstemp(&FNBuffer[0])) == -1) {
if ((TempFD = mkstemp(FNBuffer)) == -1) {
std::cerr << "bugpoint: ERROR: Cannot create temporary file in the current "
<< " directory!\n";
exit(1);
@ -48,7 +47,9 @@ std::string getUniqueFilename(const std::string &FilenameBase) {
// We don't need to hold the temp file descriptor... we will trust that noone
// will overwrite/delete the file while we are working on it...
close(TempFD);
return std::string(&FNBuffer[0]);
std::string Result(FNBuffer);
delete[] FNBuffer;
return Result;
}
/// isExecutableFile - This function returns true if the filename specified