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* Support the new -q flag for automated tests 

* Remove unsized array support
* Add pointer indexing support

llvm-svn: 1477
This commit is contained in:
Chris Lattner 2001-12-14 16:49:29 +00:00
parent 05377bbe3f
commit 24404f8223
1 changed files with 31 additions and 38 deletions
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69
llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
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@ -15,10 +15,14 @@
#include "llvm/Assembly/Writer.h"
#include "llvm/Target/TargetData.h"
#include "llvm/GlobalVariable.h"
#include "Support/CommandLine.h"
#include <math.h> // For fmod
#include <signal.h>
#include <setjmp.h>
cl::Flag QuietMode ("quiet" , "Do not emit any non-program output");
cl::Alias QuietModeA("q" , "Alias for -quiet", cl::NoFlags, QuietMode);
// Create a TargetData structure to handle memory addressing and size/alignment
// computations
@ -28,7 +32,6 @@ CachedWriter CW; // Object to accelerate printing of LLVM
#ifdef PROFILE_STRUCTURE_FIELDS
#include "Support/CommandLine.h"
static cl::Flag ProfileStructureFields("profilestructfields",
"Profile Structure Field Accesses");
#include <map>
@ -238,19 +241,9 @@ Annotation *GlobalAddress::Create(AnnotationID AID, const Annotable *O, void *){
// First off, we must allocate space for the global variable to point at...
const Type *Ty = GV->getType()->getElementType(); // Type to be allocated
unsigned NumElements = 1;
if (isa<ArrayType>(Ty) && cast<ArrayType>(Ty)->isUnsized()) {
assert(GV->hasInitializer() && "Const val must have an initializer!");
// Allocating a unsized array type?
Ty = cast<const ArrayType>(Ty)->getElementType(); // Get the actual type...
// Get the number of elements being allocated by the array...
NumElements =cast<ConstantArray>(GV->getInitializer())->getValues().size();
}
// Allocate enough memory to hold the type...
void *Addr = calloc(NumElements, TD.getTypeSize(Ty));
void *Addr = calloc(1, TD.getTypeSize(Ty));
assert(Addr != 0 && "Null pointer returned by malloc!");
// Initialize the memory if there is an initializer...
@ -647,9 +640,11 @@ static void PerformExitStuff() {
}
void Interpreter::exitCalled(GenericValue GV) {
cout << "Program returned ";
print(Type::IntTy, GV);
cout << " via 'void exit(int)'\n";
if (!QuietMode) {
cout << "Program returned ";
print(Type::IntTy, GV);
cout << " via 'void exit(int)'\n";
}
ExitCode = GV.SByteVal;
ECStack.clear();
@ -674,10 +669,12 @@ void Interpreter::executeRetInst(ReturnInst *I, ExecutionContext &SF) {
if (ECStack.empty()) { // Finished main. Put result into exit code...
if (RetTy) { // Nonvoid return type?
CW << "Method " << M->getType() << " \"" << M->getName()
<< "\" returned ";
print(RetTy, Result);
cout << endl;
if (!QuietMode) {
CW << "Method " << M->getType() << " \"" << M->getName()
<< "\" returned ";
print(RetTy, Result);
cout << endl;
}
if (RetTy->isIntegral())
ExitCode = Result.SByteVal; // Capture the exit code of the program
@ -698,7 +695,7 @@ void Interpreter::executeRetInst(ReturnInst *I, ExecutionContext &SF) {
SetValue(NewSF.Caller, Result, NewSF);
NewSF.Caller = 0; // We returned from the call...
} else {
} else if (!QuietMode) {
// This must be a function that is executing because of a user 'call'
// instruction.
CW << "Method " << M->getType() << " \"" << M->getName()
@ -731,11 +728,8 @@ void Interpreter::executeAllocInst(AllocationInst *I, ExecutionContext &SF) {
const Type *Ty = I->getType()->getElementType(); // Type to be allocated
unsigned NumElements = 1;
// FIXME: Malloc/Alloca should always have an argument!
if (I->getNumOperands()) { // Allocating a unsized array type?
assert(isa<ArrayType>(Ty) && cast<const ArrayType>(Ty)->isUnsized() &&
"Allocation inst with size operand for !unsized array type???");
Ty = cast<const ArrayType>(Ty)->getElementType(); // Get the actual type...
// Get the number of elements being allocated by the array...
GenericValue NumEl = getOperandValue(I->getOperand(0), SF);
NumElements = NumEl.UIntVal;
@ -770,8 +764,7 @@ static PointerTy getElementOffset(MemAccessInst *I, ExecutionContext &SF) {
"Cannot getElementOffset of a nonpointer type!");
PointerTy Total = 0;
const Type *Ty =
cast<PointerType>(I->getPointerOperand()->getType())->getElementType();
const Type *Ty = I->getPointerOperand()->getType();
unsigned ArgOff = I->getFirstIndexOperandNumber();
while (ArgOff < I->getNumOperands()) {
@ -794,22 +787,22 @@ static PointerTy getElementOffset(MemAccessInst *I, ExecutionContext &SF) {
Total += SLO->MemberOffsets[Index];
Ty = STy->getElementTypes()[Index];
} else {
const ArrayType *AT = cast<ArrayType>(Ty);
} else if (const SequentialType *ST = cast<SequentialType>(Ty)) {
// Get the index number for the array... which must be uint type...
assert(I->getOperand(ArgOff)->getType() == Type::UIntTy);
unsigned Idx = getOperandValue(I->getOperand(ArgOff++), SF).UIntVal;
if (AT->isSized() && Idx >= (unsigned)AT->getNumElements()) {
cerr << "Out of range memory access to element #" << Idx
<< " of a " << AT->getNumElements() << " element array."
<< " Subscript #" << (ArgOff-I->getFirstIndexOperandNumber())
<< "\n";
// Get outta here!!!
siglongjmp(SignalRecoverBuffer, -1);
}
if (const ArrayType *AT = dyn_cast<ArrayType>(ST))
if (Idx >= AT->getNumElements()) {
cerr << "Out of range memory access to element #" << Idx
<< " of a " << AT->getNumElements() << " element array."
<< " Subscript #" << (ArgOff-I->getFirstIndexOperandNumber())
<< "\n";
// Get outta here!!!
siglongjmp(SignalRecoverBuffer, -1);
}
Ty = AT->getElementType();
Ty = ST->getElementType();
unsigned Size = TD.getTypeSize(Ty);
Total += Size*Idx;
}
@ -1071,7 +1064,7 @@ void Interpreter::callMethod(Method *M, const vector<GenericValue> &ArgVals) {
SetValue(SF.Caller, Result, SF);
SF.Caller = 0; // We returned from the call...
} else {
} else if (!QuietMode) {
// print it.
CW << "Method " << M->getType() << " \"" << M->getName()
<< "\" returned ";