StackerCompiler* StackerCompiler::TheInstance = 0;
static Statistic<> NumDefinitions(
- "numdefs","The # of definitions encoutered while compiling Stacker");
+ "numdefs","The # of definitions encoutered while compiling Stacker");
StackerCompiler::StackerCompiler()
: CurFilename("")
///
if (filename != "-")
{
- F = fopen(filename.c_str(), "r");
+ F = fopen(filename.c_str(), "r");
- if (F == 0)
- {
- throw ParseException(filename,
- "Could not open file '" + filename + "'");
- }
+ if (F == 0)
+ {
+ throw ParseException(filename,
+ "Could not open file '" + filename + "'");
+ }
}
Module *Result;
try
{
- // Create the module we'll return
- TheModule = new Module( CurFilename );
+ // Create the module we'll return
+ TheModule = new Module( CurFilename );
// Tell the module about our runtime library
TheModule->addLibrary("stkr_runtime");
- // Create a type to represent the stack. This is the same as the LLVM
- // Assembly type [ 256 x long ]
- stack_type = ArrayType::get( Type::LongTy, stack_size );
-
- // Create a global variable for the stack. Note the use of appending
- // linkage linkage so that multiple modules will make the stack larger.
- // Also note that the last argument causes the global to be inserted
- // automatically into the module.
- TheStack = new GlobalVariable(
- /*type=*/ stack_type,
- /*isConstant=*/ false,
- /*Linkage=*/ GlobalValue::LinkOnceLinkage,
- /*initializer=*/ Constant::getNullValue(stack_type),
- /*name=*/ "_stack_",
- /*parent=*/ TheModule
- );
-
- // Create a global variable for indexing into the stack. Note the use
- // of LinkOnce linkage. Only one copy of _index_ will be retained
- // after linking
- TheIndex = new GlobalVariable(
- /*type=*/Type::LongTy,
- /*isConstant=*/false,
- /*Linkage=*/GlobalValue::LinkOnceLinkage,
- /*initializer=*/ Constant::getNullValue(Type::LongTy),
- /*name=*/"_index_",
- /*parent=*/TheModule
- );
-
- // Create a function prototype for definitions. No parameters, no
- // result. This is used below any time a function is created.
- std::vector<const Type*> params; // No parameters
- DefinitionType = FunctionType::get( Type::VoidTy, params, false );
-
- // Create a function for printf(3)
- params.push_back( PointerType::get( Type::SByteTy ) );
- FunctionType* printf_type =
- FunctionType::get( Type::IntTy, params, true );
- ThePrintf = new Function(
- printf_type, GlobalValue::ExternalLinkage, "printf", TheModule);
-
- // Create a function for scanf(3)
- TheScanf = new Function(
- printf_type, GlobalValue::ExternalLinkage, "scanf", TheModule);
-
- // Create a function for exit(3)
- params.clear();
- params.push_back( Type::IntTy );
- FunctionType* exit_type =
- FunctionType::get( Type::VoidTy, params, false );
- TheExit = new Function(
- exit_type, GlobalValue::ExternalLinkage, "exit", TheModule);
-
- Constant* str_format = ConstantArray::get("%s");
- StrFormat = new GlobalVariable(
- /*type=*/ArrayType::get( Type::SByteTy, 3 ),
- /*isConstant=*/true,
- /*Linkage=*/GlobalValue::LinkOnceLinkage,
- /*initializer=*/str_format,
- /*name=*/"_str_format_",
- /*parent=*/TheModule
- );
-
- Constant* in_str_format = ConstantArray::get(" %as");
- InStrFormat = new GlobalVariable(
- /*type=*/ArrayType::get( Type::SByteTy, 5 ),
- /*isConstant=*/true,
- /*Linkage=*/GlobalValue::LinkOnceLinkage,
- /*initializer=*/in_str_format,
- /*name=*/"_in_str_format_",
- /*parent=*/TheModule
- );
-
- Constant* num_format = ConstantArray::get("%d");
- NumFormat = new GlobalVariable(
- /*type=*/ArrayType::get( Type::SByteTy, 3 ),
- /*isConstant=*/true,
- /*Linkage=*/GlobalValue::LinkOnceLinkage,
- /*initializer=*/num_format,
- /*name=*/"_num_format_",
- /*parent=*/TheModule
- );
-
- Constant* in_num_format = ConstantArray::get(" %d");
- InNumFormat = new GlobalVariable(
- /*type=*/ArrayType::get( Type::SByteTy, 4 ),
- /*isConstant=*/true,
- /*Linkage=*/GlobalValue::LinkOnceLinkage,
- /*initializer=*/in_num_format,
- /*name=*/"_in_num_format_",
- /*parent=*/TheModule
- );
-
- Constant* chr_format = ConstantArray::get("%c");
- ChrFormat = new GlobalVariable(
- /*type=*/ArrayType::get( Type::SByteTy, 3 ),
- /*isConstant=*/true,
- /*Linkage=*/GlobalValue::LinkOnceLinkage,
- /*initializer=*/chr_format,
- /*name=*/"_chr_format_",
- /*parent=*/TheModule
- );
-
- Constant* in_chr_format = ConstantArray::get(" %c");
- InChrFormat = new GlobalVariable(
- /*type=*/ArrayType::get( Type::SByteTy, 4 ),
- /*isConstant=*/true,
- /*Linkage=*/GlobalValue::LinkOnceLinkage,
- /*initializer=*/in_chr_format,
- /*name=*/"_in_chr_format_",
- /*parent=*/TheModule
- );
-
- // Get some constants so we aren't always creating them
- Zero = ConstantInt::get( Type::LongTy, 0 );
- One = ConstantInt::get( Type::LongTy, 1 );
- Two = ConstantInt::get( Type::LongTy, 2 );
- Three = ConstantInt::get( Type::LongTy, 3 );
- Four = ConstantInt::get( Type::LongTy, 4 );
- Five = ConstantInt::get( Type::LongTy, 5 );
-
- // Reset the current line number
- Stackerlineno = 1;
-
- // Reset the parser's input to F
- Stackerin = F; // Set the input file.
-
- // Let the parse know about this instance
- TheInstance = this;
-
- // Parse the file. The parser (see StackParser.y) will call back to
- // the StackerCompiler via the "handle*" methods
- Stackerparse();
-
- // Avoid potential illegal use (TheInstance might be on the stack)
- TheInstance = 0;
+ // Create a type to represent the stack. This is the same as the LLVM
+ // Assembly type [ 256 x long ]
+ stack_type = ArrayType::get( Type::LongTy, stack_size );
+
+ // Create a global variable for the stack. Note the use of appending
+ // linkage linkage so that multiple modules will make the stack larger.
+ // Also note that the last argument causes the global to be inserted
+ // automatically into the module.
+ TheStack = new GlobalVariable(
+ /*type=*/ stack_type,
+ /*isConstant=*/ false,
+ /*Linkage=*/ GlobalValue::LinkOnceLinkage,
+ /*initializer=*/ Constant::getNullValue(stack_type),
+ /*name=*/ "_stack_",
+ /*parent=*/ TheModule
+ );
+
+ // Create a global variable for indexing into the stack. Note the use
+ // of LinkOnce linkage. Only one copy of _index_ will be retained
+ // after linking
+ TheIndex = new GlobalVariable(
+ /*type=*/Type::LongTy,
+ /*isConstant=*/false,
+ /*Linkage=*/GlobalValue::LinkOnceLinkage,
+ /*initializer=*/ Constant::getNullValue(Type::LongTy),
+ /*name=*/"_index_",
+ /*parent=*/TheModule
+ );
+
+ // Create a function prototype for definitions. No parameters, no
+ // result. This is used below any time a function is created.
+ std::vector<const Type*> params; // No parameters
+ DefinitionType = FunctionType::get( Type::VoidTy, params, false );
+
+ // Create a function for printf(3)
+ params.push_back( PointerType::get( Type::SByteTy ) );
+ FunctionType* printf_type =
+ FunctionType::get( Type::IntTy, params, true );
+ ThePrintf = new Function(
+ printf_type, GlobalValue::ExternalLinkage, "printf", TheModule);
+
+ // Create a function for scanf(3)
+ TheScanf = new Function(
+ printf_type, GlobalValue::ExternalLinkage, "scanf", TheModule);
+
+ // Create a function for exit(3)
+ params.clear();
+ params.push_back( Type::IntTy );
+ FunctionType* exit_type =
+ FunctionType::get( Type::VoidTy, params, false );
+ TheExit = new Function(
+ exit_type, GlobalValue::ExternalLinkage, "exit", TheModule);
+
+ Constant* str_format = ConstantArray::get("%s");
+ StrFormat = new GlobalVariable(
+ /*type=*/ArrayType::get( Type::SByteTy, 3 ),
+ /*isConstant=*/true,
+ /*Linkage=*/GlobalValue::LinkOnceLinkage,
+ /*initializer=*/str_format,
+ /*name=*/"_str_format_",
+ /*parent=*/TheModule
+ );
+
+ Constant* in_str_format = ConstantArray::get(" %as");
+ InStrFormat = new GlobalVariable(
+ /*type=*/ArrayType::get( Type::SByteTy, 5 ),
+ /*isConstant=*/true,
+ /*Linkage=*/GlobalValue::LinkOnceLinkage,
+ /*initializer=*/in_str_format,
+ /*name=*/"_in_str_format_",
+ /*parent=*/TheModule
+ );
+
+ Constant* num_format = ConstantArray::get("%d");
+ NumFormat = new GlobalVariable(
+ /*type=*/ArrayType::get( Type::SByteTy, 3 ),
+ /*isConstant=*/true,
+ /*Linkage=*/GlobalValue::LinkOnceLinkage,
+ /*initializer=*/num_format,
+ /*name=*/"_num_format_",
+ /*parent=*/TheModule
+ );
+
+ Constant* in_num_format = ConstantArray::get(" %d");
+ InNumFormat = new GlobalVariable(
+ /*type=*/ArrayType::get( Type::SByteTy, 4 ),
+ /*isConstant=*/true,
+ /*Linkage=*/GlobalValue::LinkOnceLinkage,
+ /*initializer=*/in_num_format,
+ /*name=*/"_in_num_format_",
+ /*parent=*/TheModule
+ );
+
+ Constant* chr_format = ConstantArray::get("%c");
+ ChrFormat = new GlobalVariable(
+ /*type=*/ArrayType::get( Type::SByteTy, 3 ),
+ /*isConstant=*/true,
+ /*Linkage=*/GlobalValue::LinkOnceLinkage,
+ /*initializer=*/chr_format,
+ /*name=*/"_chr_format_",
+ /*parent=*/TheModule
+ );
+
+ Constant* in_chr_format = ConstantArray::get(" %c");
+ InChrFormat = new GlobalVariable(
+ /*type=*/ArrayType::get( Type::SByteTy, 4 ),
+ /*isConstant=*/true,
+ /*Linkage=*/GlobalValue::LinkOnceLinkage,
+ /*initializer=*/in_chr_format,
+ /*name=*/"_in_chr_format_",
+ /*parent=*/TheModule
+ );
+
+ // Get some constants so we aren't always creating them
+ Zero = ConstantInt::get( Type::LongTy, 0 );
+ One = ConstantInt::get( Type::LongTy, 1 );
+ Two = ConstantInt::get( Type::LongTy, 2 );
+ Three = ConstantInt::get( Type::LongTy, 3 );
+ Four = ConstantInt::get( Type::LongTy, 4 );
+ Five = ConstantInt::get( Type::LongTy, 5 );
+
+ // Reset the current line number
+ Stackerlineno = 1;
+
+ // Reset the parser's input to F
+ Stackerin = F; // Set the input file.
+
+ // Let the parse know about this instance
+ TheInstance = this;
+
+ // Parse the file. The parser (see StackParser.y) will call back to
+ // the StackerCompiler via the "handle*" methods
+ Stackerparse();
+
+ // Avoid potential illegal use (TheInstance might be on the stack)
+ TheInstance = 0;
// Set up a pass manager
PassManager Passes;
Passes.run(*TheModule);
} catch (...) {
- if (F != stdin) fclose(F); // Make sure to close file descriptor
- throw; // if an exception is thrown
+ if (F != stdin) fclose(F); // Make sure to close file descriptor
+ throw; // if an exception is thrown
}
// Close the file
CastInst* caster = new CastInst( ival, Type::LongTy );
bb->getInstList().push_back( caster );
BinaryOperator* addop = BinaryOperator::create( Instruction::Add,
- loadop, caster);
+ loadop, caster);
bb->getInstList().push_back( addop );
// Store the incremented value
CastInst* caster = new CastInst( ival, Type::LongTy );
bb->getInstList().push_back( caster );
BinaryOperator* subop = BinaryOperator::create( Instruction::Sub,
- loadop, caster);
+ loadop, caster);
bb->getInstList().push_back( subop );
// Store the incremented value
if ( index == 0 )
{
- indexVec.push_back(loadop);
+ indexVec.push_back(loadop);
}
else
{
- CastInst* caster = new CastInst( index, Type::LongTy );
- bb->getInstList().push_back( caster );
- BinaryOperator* subop = BinaryOperator::create(
- Instruction::Sub, loadop, caster );
- bb->getInstList().push_back( subop );
- indexVec.push_back(subop);
+ CastInst* caster = new CastInst( index, Type::LongTy );
+ bb->getInstList().push_back( caster );
+ BinaryOperator* subop = BinaryOperator::create(
+ Instruction::Sub, loadop, caster );
+ bb->getInstList().push_back( subop );
+ indexVec.push_back(subop);
}
// Get the address of the indexed stack element
GetElementPtrInst* gep = new GetElementPtrInst( TheStack, indexVec );
- bb->getInstList().push_back( gep ); // Put GEP in Block
+ bb->getInstList().push_back( gep ); // Put GEP in Block
return gep;
}
// Get the stack pointer
GetElementPtrInst* gep = cast<GetElementPtrInst>(
- get_stack_pointer( bb ) );
+ get_stack_pointer( bb ) );
// Cast the value to a long .. hopefully it works
CastInst* cast_inst = new CastInst( val, Type::LongTy );
{
// Get the stack pointer
GetElementPtrInst* gep = cast<GetElementPtrInst>(
- get_stack_pointer( bb ));
+ get_stack_pointer( bb ));
// Load the value
LoadInst* load_inst = new LoadInst( gep );
// Create an internal linkage global variable to hold the constant.
GlobalVariable* strconst = new GlobalVariable(
- char_array,
- /*isConstant=*/true,
- GlobalValue::InternalLinkage,
- /*initializer=*/initVal,
- "",
- TheModule
+ char_array,
+ /*isConstant=*/true,
+ GlobalValue::InternalLinkage,
+ /*initializer=*/initVal,
+ "",
+ TheModule
);
// Push the casted value
{
// Get location of stack pointer
GetElementPtrInst* gep = cast<GetElementPtrInst>(
- get_stack_pointer( bb ));
+ get_stack_pointer( bb ));
// Load the value from the stack
LoadInst* loader = new LoadInst( gep );
{
// Get the stack pointer
GetElementPtrInst* gep = cast<GetElementPtrInst>(
- get_stack_pointer( bb, index ));
+ get_stack_pointer( bb, index ));
// Store the value there
StoreInst* store_inst = new StoreInst( new_top, gep );
{
// Get the stack pointer
GetElementPtrInst* gep = cast<GetElementPtrInst>(
- get_stack_pointer( bb, index ));
+ get_stack_pointer( bb, index ));
// Load the value
LoadInst* load_inst = new LoadInst( gep );
{
// Get location of stack pointer
GetElementPtrInst* gep = cast<GetElementPtrInst>(
- get_stack_pointer( bb, index ));
+ get_stack_pointer( bb, index ));
// Load the value from the stack
LoadInst* loader = new LoadInst( gep );
{
if ( ! f->empty() && f->back().getTerminator() == 0 )
{
- BranchInst* branch = new BranchInst(bb);
- f->back().getInstList().push_back( branch );
+ BranchInst* branch = new BranchInst(bb);
+ f->back().getInstList().push_back( branch );
}
f->getBasicBlockList().push_back( bb );
}
{
if ( ! definition->empty() )
{
- BasicBlock& last_block = definition->back();
- if ( last_block.getTerminator() == 0 )
- {
- last_block.getInstList().push_back( new ReturnInst() );
- }
+ BasicBlock& last_block = definition->back();
+ if ( last_block.getTerminator() == 0 )
+ {
+ last_block.getInstList().push_back( new ReturnInst() );
+ }
}
// Insert the definition into the module
mod->getFunctionList().push_back( definition );
{
// Just create a placeholder function
Function* the_function = new Function (
- DefinitionType,
- GlobalValue::ExternalLinkage,
- name );
+ DefinitionType,
+ GlobalValue::ExternalLinkage,
+ name );
assert( the_function->isExternal() );
free( name );
// If the function already exists...
if ( existing_function )
{
- // Just get rid of the placeholder
- existing_function->dropAllReferences();
- delete existing_function;
+ // Just get rid of the placeholder
+ existing_function->dropAllReferences();
+ delete existing_function;
}
#endif
// Compare the condition against 0
SetCondInst* cond_inst = new SetCondInst( Instruction::SetNE, cond,
- ConstantSInt::get( Type::LongTy, 0) );
+ ConstantSInt::get( Type::LongTy, 0) );
bb->getInstList().push_back( cond_inst );
// Create an exit block
// Create a branch on the SetCond
BranchInst* br_inst = new BranchInst( true_bb,
- ( ifFalse ? false_bb : exit_bb ), cond_inst );
+ ( ifFalse ? false_bb : exit_bb ), cond_inst );
bb->getInstList().push_back( br_inst );
// Fill the true block
std::vector<Value*> args;
if ( Function* true_func = TheModule->getNamedFunction(ifTrue) )
{
- true_bb->getInstList().push_back(
- new CallInst( true_func, args ) );
- true_bb->getInstList().push_back(
- new BranchInst( exit_bb ) );
+ true_bb->getInstList().push_back(
+ new CallInst( true_func, args ) );
+ true_bb->getInstList().push_back(
+ new BranchInst( exit_bb ) );
}
else
{
- ThrowException(std::string("Function '") + ifTrue +
- "' must be declared first.'");
+ ThrowException(std::string("Function '") + ifTrue +
+ "' must be declared first.'");
}
free( ifTrue );
// Fill the false block
if ( false_bb )
{
- if ( Function* false_func = TheModule->getNamedFunction(ifFalse) )
- {
- false_bb->getInstList().push_back(
- new CallInst( false_func, args ) );
- false_bb->getInstList().push_back(
- new BranchInst( exit_bb ) );
- }
- else
- {
- ThrowException(std::string("Function '") + ifFalse +
- "' must be declared first.'");
- }
- free( ifFalse );
+ if ( Function* false_func = TheModule->getNamedFunction(ifFalse) )
+ {
+ false_bb->getInstList().push_back(
+ new CallInst( false_func, args ) );
+ false_bb->getInstList().push_back(
+ new BranchInst( exit_bb ) );
+ }
+ else
+ {
+ ThrowException(std::string("Function '") + ifFalse +
+ "' must be declared first.'");
+ }
+ free( ifFalse );
}
// Add the blocks to the function
// Compare the condition against 0
SetCondInst* cond_inst = new SetCondInst(
- Instruction::SetNE, cond, ConstantSInt::get( Type::LongTy, 0) );
+ Instruction::SetNE, cond, ConstantSInt::get( Type::LongTy, 0) );
test->getInstList().push_back( cond_inst );
// Add the branch instruction
std::vector<Value*> args;
if ( Function* body_func = TheModule->getNamedFunction(todo) )
{
- body->getInstList().push_back( new CallInst( body_func, args ) );
- body->getInstList().push_back( new BranchInst( test ) );
+ body->getInstList().push_back( new CallInst( body_func, args ) );
+ body->getInstList().push_back( new BranchInst( test ) );
}
else
{
- ThrowException(std::string("Function '") + todo +
- "' must be declared first.'");
+ ThrowException(std::string("Function '") + todo +
+ "' must be declared first.'");
}
free( todo );
BasicBlock* bb = new BasicBlock((echo?"call":""));
if ( func )
{
- CallInst* call_def = new CallInst( func , no_arguments );
- bb->getInstList().push_back( call_def );
+ CallInst* call_def = new CallInst( func , no_arguments );
+ bb->getInstList().push_back( call_def );
}
else
{
- ThrowException(std::string("Definition '") + name +
- "' must be defined before it can be used.");
+ ThrowException(std::string("Definition '") + name +
+ "' must be defined before it can be used.");
}
free( name );
{
case DUMP : // Dump the stack (debugging aid)
{
- if (echo) bb->setName("DUMP");
- Function* f = TheModule->getOrInsertFunction(
- "_stacker_dump_stack_", DefinitionType);
- std::vector<Value*> args;
- bb->getInstList().push_back( new CallInst( f, args ) );
- break;
+ if (echo) bb->setName("DUMP");
+ Function* f = TheModule->getOrInsertFunction(
+ "_stacker_dump_stack_", DefinitionType);
+ std::vector<Value*> args;
+ bb->getInstList().push_back( new CallInst( f, args ) );
+ break;
}
// Logical Operations
case TRUETOK : // -- -1
{
- if (echo) bb->setName("TRUE");
- push_integer(bb,-1);
- break;
+ if (echo) bb->setName("TRUE");
+ push_integer(bb,-1);
+ break;
}
case FALSETOK : // -- 0
{
- if (echo) bb->setName("FALSE");
- push_integer(bb,0);
- break;
+ if (echo) bb->setName("FALSE");
+ push_integer(bb,0);
+ break;
}
case LESS : // w1 w2 -- w2<w1
{
- if (echo) bb->setName("LESS");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetLT, op1, op2 );
- bb->getInstList().push_back( cond_inst );
- push_value( bb, cond_inst );
- break;
+ if (echo) bb->setName("LESS");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetLT, op1, op2 );
+ bb->getInstList().push_back( cond_inst );
+ push_value( bb, cond_inst );
+ break;
}
case MORE : // w1 w2 -- w2>w1
{
- if (echo) bb->setName("MORE");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetGT, op1, op2 );
- bb->getInstList().push_back( cond_inst );
- push_value( bb, cond_inst );
- break;
+ if (echo) bb->setName("MORE");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetGT, op1, op2 );
+ bb->getInstList().push_back( cond_inst );
+ push_value( bb, cond_inst );
+ break;
}
case LESS_EQUAL : // w1 w2 -- w2<=w1
{
- if (echo) bb->setName("LE");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetLE, op1, op2 );
- bb->getInstList().push_back( cond_inst );
- push_value( bb, cond_inst );
- break;
+ if (echo) bb->setName("LE");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetLE, op1, op2 );
+ bb->getInstList().push_back( cond_inst );
+ push_value( bb, cond_inst );
+ break;
}
case MORE_EQUAL : // w1 w2 -- w2>=w1
{
- if (echo) bb->setName("GE");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetGE, op1, op2 );
- bb->getInstList().push_back( cond_inst );
- push_value( bb, cond_inst );
- break;
+ if (echo) bb->setName("GE");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetGE, op1, op2 );
+ bb->getInstList().push_back( cond_inst );
+ push_value( bb, cond_inst );
+ break;
}
case NOT_EQUAL : // w1 w2 -- w2!=w1
{
- if (echo) bb->setName("NE");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetNE, op1, op2 );
- bb->getInstList().push_back( cond_inst );
- push_value( bb, cond_inst );
- break;
+ if (echo) bb->setName("NE");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetNE, op1, op2 );
+ bb->getInstList().push_back( cond_inst );
+ push_value( bb, cond_inst );
+ break;
}
case EQUAL : // w1 w2 -- w1==w2
{
- if (echo) bb->setName("EQ");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetEQ, op1, op2 );
- bb->getInstList().push_back( cond_inst );
- push_value( bb, cond_inst );
- break;
+ if (echo) bb->setName("EQ");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetEQ, op1, op2 );
+ bb->getInstList().push_back( cond_inst );
+ push_value( bb, cond_inst );
+ break;
}
// Arithmetic Operations
case PLUS : // w1 w2 -- w2+w1
{
- if (echo) bb->setName("ADD");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* addop =
- BinaryOperator::create( Instruction::Add, op1, op2);
- bb->getInstList().push_back( addop );
- push_value( bb, addop );
- break;
+ if (echo) bb->setName("ADD");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* addop =
+ BinaryOperator::create( Instruction::Add, op1, op2);
+ bb->getInstList().push_back( addop );
+ push_value( bb, addop );
+ break;
}
case MINUS : // w1 w2 -- w2-w1
{
- if (echo) bb->setName("SUB");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* subop =
- BinaryOperator::create( Instruction::Sub, op1, op2);
- bb->getInstList().push_back( subop );
- push_value( bb, subop );
- break;
+ if (echo) bb->setName("SUB");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* subop =
+ BinaryOperator::create( Instruction::Sub, op1, op2);
+ bb->getInstList().push_back( subop );
+ push_value( bb, subop );
+ break;
}
case INCR : // w1 -- w1+1
{
- if (echo) bb->setName("INCR");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* addop =
- BinaryOperator::create( Instruction::Add, op1, One );
- bb->getInstList().push_back( addop );
- push_value( bb, addop );
- break;
+ if (echo) bb->setName("INCR");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* addop =
+ BinaryOperator::create( Instruction::Add, op1, One );
+ bb->getInstList().push_back( addop );
+ push_value( bb, addop );
+ break;
}
case DECR : // w1 -- w1-1
{
- if (echo) bb->setName("DECR");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* subop = BinaryOperator::create( Instruction::Sub, op1,
- ConstantSInt::get( Type::LongTy, 1 ) );
- bb->getInstList().push_back( subop );
- push_value( bb, subop );
- break;
+ if (echo) bb->setName("DECR");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* subop = BinaryOperator::create( Instruction::Sub, op1,
+ ConstantSInt::get( Type::LongTy, 1 ) );
+ bb->getInstList().push_back( subop );
+ push_value( bb, subop );
+ break;
}
case MULT : // w1 w2 -- w2*w1
{
- if (echo) bb->setName("MUL");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* multop =
- BinaryOperator::create( Instruction::Mul, op1, op2);
- bb->getInstList().push_back( multop );
- push_value( bb, multop );
- break;
+ if (echo) bb->setName("MUL");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* multop =
+ BinaryOperator::create( Instruction::Mul, op1, op2);
+ bb->getInstList().push_back( multop );
+ push_value( bb, multop );
+ break;
}
case DIV :// w1 w2 -- w2/w1
{
- if (echo) bb->setName("DIV");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* divop =
- BinaryOperator::create( Instruction::Div, op1, op2);
- bb->getInstList().push_back( divop );
- push_value( bb, divop );
- break;
+ if (echo) bb->setName("DIV");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* divop =
+ BinaryOperator::create( Instruction::Div, op1, op2);
+ bb->getInstList().push_back( divop );
+ push_value( bb, divop );
+ break;
}
case MODULUS : // w1 w2 -- w2%w1
{
- if (echo) bb->setName("MOD");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* divop =
- BinaryOperator::create( Instruction::Rem, op1, op2);
- bb->getInstList().push_back( divop );
- push_value( bb, divop );
- break;
+ if (echo) bb->setName("MOD");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* divop =
+ BinaryOperator::create( Instruction::Rem, op1, op2);
+ bb->getInstList().push_back( divop );
+ push_value( bb, divop );
+ break;
}
case STAR_SLASH : // w1 w2 w3 -- (w3*w2)/w1
{
- if (echo) bb->setName("STAR_SLASH");
- // Get the operands
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op3 = cast<LoadInst>(pop_integer(bb));
+ if (echo) bb->setName("STAR_SLASH");
+ // Get the operands
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op3 = cast<LoadInst>(pop_integer(bb));
- // Multiply the first two
- BinaryOperator* multop =
- BinaryOperator::create( Instruction::Mul, op1, op2);
- bb->getInstList().push_back( multop );
+ // Multiply the first two
+ BinaryOperator* multop =
+ BinaryOperator::create( Instruction::Mul, op1, op2);
+ bb->getInstList().push_back( multop );
- // Divide by the third operand
- BinaryOperator* divop =
- BinaryOperator::create( Instruction::Div, multop, op3);
- bb->getInstList().push_back( divop );
+ // Divide by the third operand
+ BinaryOperator* divop =
+ BinaryOperator::create( Instruction::Div, multop, op3);
+ bb->getInstList().push_back( divop );
- // Push the result
- push_value( bb, divop );
+ // Push the result
+ push_value( bb, divop );
- break;
+ break;
}
case NEGATE : // w1 -- -w1
{
- if (echo) bb->setName("NEG");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- // APPARENTLY, the following doesn't work:
- // BinaryOperator* negop = BinaryOperator::createNeg( op1 );
- // bb->getInstList().push_back( negop );
- // So we'll multiply by -1 (ugh)
- BinaryOperator* multop = BinaryOperator::create( Instruction::Mul, op1,
- ConstantSInt::get( Type::LongTy, -1 ) );
- bb->getInstList().push_back( multop );
- push_value( bb, multop );
- break;
+ if (echo) bb->setName("NEG");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ // APPARENTLY, the following doesn't work:
+ // BinaryOperator* negop = BinaryOperator::createNeg( op1 );
+ // bb->getInstList().push_back( negop );
+ // So we'll multiply by -1 (ugh)
+ BinaryOperator* multop = BinaryOperator::create( Instruction::Mul, op1,
+ ConstantSInt::get( Type::LongTy, -1 ) );
+ bb->getInstList().push_back( multop );
+ push_value( bb, multop );
+ break;
}
case ABS : // w1 -- |w1|
{
- if (echo) bb->setName("ABS");
- // Get the top of stack value
- LoadInst* op1 = cast<LoadInst>(stack_top(bb));
+ if (echo) bb->setName("ABS");
+ // Get the top of stack value
+ LoadInst* op1 = cast<LoadInst>(stack_top(bb));
- // Determine if its negative
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetLT, op1, Zero );
- bb->getInstList().push_back( cond_inst );
+ // Determine if its negative
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetLT, op1, Zero );
+ bb->getInstList().push_back( cond_inst );
- // Create a block for storing the result
- BasicBlock* exit_bb = new BasicBlock((echo?"exit":""));
+ // Create a block for storing the result
+ BasicBlock* exit_bb = new BasicBlock((echo?"exit":""));
- // Create a block for making it a positive value
- BasicBlock* pos_bb = new BasicBlock((echo?"neg":""));
+ // Create a block for making it a positive value
+ BasicBlock* pos_bb = new BasicBlock((echo?"neg":""));
- // Create the branch on the SetCond
- BranchInst* br_inst = new BranchInst( pos_bb, exit_bb, cond_inst );
- bb->getInstList().push_back( br_inst );
+ // Create the branch on the SetCond
+ BranchInst* br_inst = new BranchInst( pos_bb, exit_bb, cond_inst );
+ bb->getInstList().push_back( br_inst );
- // Fill out the negation block
- LoadInst* pop_op = cast<LoadInst>( pop_integer(pos_bb) );
- BinaryOperator* neg_op = BinaryOperator::createNeg( pop_op );
- pos_bb->getInstList().push_back( neg_op );
- push_value( pos_bb, neg_op );
- pos_bb->getInstList().push_back( new BranchInst( exit_bb ) );
+ // Fill out the negation block
+ LoadInst* pop_op = cast<LoadInst>( pop_integer(pos_bb) );
+ BinaryOperator* neg_op = BinaryOperator::createNeg( pop_op );
+ pos_bb->getInstList().push_back( neg_op );
+ push_value( pos_bb, neg_op );
+ pos_bb->getInstList().push_back( new BranchInst( exit_bb ) );
- // Add the new blocks in the correct order
- add_block( TheFunction, bb );
- add_block( TheFunction, pos_bb );
- bb = exit_bb;
- break;
+ // Add the new blocks in the correct order
+ add_block( TheFunction, bb );
+ add_block( TheFunction, pos_bb );
+ bb = exit_bb;
+ break;
}
case MIN : // w1 w2 -- (w2<w1?w2:w1)
{
- if (echo) bb->setName("MIN");
+ if (echo) bb->setName("MIN");
- // Create the three blocks
- BasicBlock* exit_bb = new BasicBlock((echo?"exit":""));
- BasicBlock* op1_block = new BasicBlock((echo?"less":""));
- BasicBlock* op2_block = new BasicBlock((echo?"more":""));
+ // Create the three blocks
+ BasicBlock* exit_bb = new BasicBlock((echo?"exit":""));
+ BasicBlock* op1_block = new BasicBlock((echo?"less":""));
+ BasicBlock* op2_block = new BasicBlock((echo?"more":""));
- // Get the two operands
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ // Get the two operands
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- // Compare them
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetLT, op1, op2);
- bb->getInstList().push_back( cond_inst );
+ // Compare them
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetLT, op1, op2);
+ bb->getInstList().push_back( cond_inst );
- // Create a branch on the SetCond
- BranchInst* br_inst =
- new BranchInst( op1_block, op2_block, cond_inst );
- bb->getInstList().push_back( br_inst );
+ // Create a branch on the SetCond
+ BranchInst* br_inst =
+ new BranchInst( op1_block, op2_block, cond_inst );
+ bb->getInstList().push_back( br_inst );
- // Create a block for pushing the first one
- push_value(op1_block, op1);
- op1_block->getInstList().push_back( new BranchInst( exit_bb ) );
+ // Create a block for pushing the first one
+ push_value(op1_block, op1);
+ op1_block->getInstList().push_back( new BranchInst( exit_bb ) );
- // Create a block for pushing the second one
- push_value(op2_block, op2);
- op2_block->getInstList().push_back( new BranchInst( exit_bb ) );
+ // Create a block for pushing the second one
+ push_value(op2_block, op2);
+ op2_block->getInstList().push_back( new BranchInst( exit_bb ) );
- // Add the blocks
- add_block( TheFunction, bb );
- add_block( TheFunction, op1_block );
- add_block( TheFunction, op2_block );
- bb = exit_bb;
- break;
+ // Add the blocks
+ add_block( TheFunction, bb );
+ add_block( TheFunction, op1_block );
+ add_block( TheFunction, op2_block );
+ bb = exit_bb;
+ break;
}
case MAX : // w1 w2 -- (w2>w1?w2:w1)
{
- if (echo) bb->setName("MAX");
- // Get the two operands
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ if (echo) bb->setName("MAX");
+ // Get the two operands
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- // Compare them
- SetCondInst* cond_inst =
- new SetCondInst( Instruction::SetGT, op1, op2);
- bb->getInstList().push_back( cond_inst );
+ // Compare them
+ SetCondInst* cond_inst =
+ new SetCondInst( Instruction::SetGT, op1, op2);
+ bb->getInstList().push_back( cond_inst );
- // Create an exit block
- BasicBlock* exit_bb = new BasicBlock((echo?"exit":""));
+ // Create an exit block
+ BasicBlock* exit_bb = new BasicBlock((echo?"exit":""));
- // Create a block for pushing the larger one
- BasicBlock* op1_block = new BasicBlock((echo?"more":""));
- push_value(op1_block, op1);
- op1_block->getInstList().push_back( new BranchInst( exit_bb ) );
+ // Create a block for pushing the larger one
+ BasicBlock* op1_block = new BasicBlock((echo?"more":""));
+ push_value(op1_block, op1);
+ op1_block->getInstList().push_back( new BranchInst( exit_bb ) );
- // Create a block for pushing the smaller or equal one
- BasicBlock* op2_block = new BasicBlock((echo?"less":""));
- push_value(op2_block, op2);
- op2_block->getInstList().push_back( new BranchInst( exit_bb ) );
+ // Create a block for pushing the smaller or equal one
+ BasicBlock* op2_block = new BasicBlock((echo?"less":""));
+ push_value(op2_block, op2);
+ op2_block->getInstList().push_back( new BranchInst( exit_bb ) );
- // Create a banch on the SetCond
- BranchInst* br_inst =
- new BranchInst( op1_block, op2_block, cond_inst );
- bb->getInstList().push_back( br_inst );
+ // Create a banch on the SetCond
+ BranchInst* br_inst =
+ new BranchInst( op1_block, op2_block, cond_inst );
+ bb->getInstList().push_back( br_inst );
- // Add the blocks
- add_block( TheFunction, bb );
- add_block( TheFunction, op1_block );
- add_block( TheFunction, op2_block );
+ // Add the blocks
+ add_block( TheFunction, bb );
+ add_block( TheFunction, op1_block );
+ add_block( TheFunction, op2_block );
- bb = exit_bb;
- break;
+ bb = exit_bb;
+ break;
}
// Bitwise Operators
case AND : // w1 w2 -- w2&w1
{
- if (echo) bb->setName("AND");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* andop =
- BinaryOperator::create( Instruction::And, op1, op2);
- bb->getInstList().push_back( andop );
- push_value( bb, andop );
- break;
+ if (echo) bb->setName("AND");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* andop =
+ BinaryOperator::create( Instruction::And, op1, op2);
+ bb->getInstList().push_back( andop );
+ push_value( bb, andop );
+ break;
}
case OR : // w1 w2 -- w2|w1
{
- if (echo) bb->setName("OR");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* orop =
- BinaryOperator::create( Instruction::Or, op1, op2);
- bb->getInstList().push_back( orop );
- push_value( bb, orop );
- break;
+ if (echo) bb->setName("OR");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* orop =
+ BinaryOperator::create( Instruction::Or, op1, op2);
+ bb->getInstList().push_back( orop );
+ push_value( bb, orop );
+ break;
}
case XOR : // w1 w2 -- w2^w1
{
- if (echo) bb->setName("XOR");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- BinaryOperator* xorop =
- BinaryOperator::create( Instruction::Xor, op1, op2);
- bb->getInstList().push_back( xorop );
- push_value( bb, xorop );
- break;
+ if (echo) bb->setName("XOR");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ BinaryOperator* xorop =
+ BinaryOperator::create( Instruction::Xor, op1, op2);
+ bb->getInstList().push_back( xorop );
+ push_value( bb, xorop );
+ break;
}
case LSHIFT : // w1 w2 -- w1<<w2
{
- if (echo) bb->setName("SHL");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- CastInst* castop = new CastInst( op1, Type::UByteTy );
- bb->getInstList().push_back( castop );
- ShiftInst* shlop = new ShiftInst( Instruction::Shl, op2, castop );
- bb->getInstList().push_back( shlop );
- push_value( bb, shlop );
- break;
+ if (echo) bb->setName("SHL");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ CastInst* castop = new CastInst( op1, Type::UByteTy );
+ bb->getInstList().push_back( castop );
+ ShiftInst* shlop = new ShiftInst( Instruction::Shl, op2, castop );
+ bb->getInstList().push_back( shlop );
+ push_value( bb, shlop );
+ break;
}
case RSHIFT : // w1 w2 -- w1>>w2
{
- if (echo) bb->setName("SHR");
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
- CastInst* castop = new CastInst( op1, Type::UByteTy );
- bb->getInstList().push_back( castop );
- ShiftInst* shrop = new ShiftInst( Instruction::Shr, op2, castop );
- bb->getInstList().push_back( shrop );
- push_value( bb, shrop );
- break;
+ if (echo) bb->setName("SHR");
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ LoadInst* op2 = cast<LoadInst>(pop_integer(bb));
+ CastInst* castop = new CastInst( op1, Type::UByteTy );
+ bb->getInstList().push_back( castop );
+ ShiftInst* shrop = new ShiftInst( Instruction::Shr, op2, castop );
+ bb->getInstList().push_back( shrop );
+ push_value( bb, shrop );
+ break;
}
// Stack Manipulation Operations
- case DROP: // w --
- {
- if (echo) bb->setName("DROP");
- decr_stack_index(bb, One);
- break;
- }
- case DROP2: // w1 w2 --
- {
- if (echo) bb->setName("DROP2");
- decr_stack_index( bb, Two );
- break;
- }
- case NIP: // w1 w2 -- w2
- {
- if (echo) bb->setName("NIP");
- LoadInst* w2 = cast<LoadInst>( stack_top( bb ) );
- decr_stack_index( bb );
- replace_top( bb, w2 );
- break;
- }
- case NIP2: // w1 w2 w3 w4 -- w3 w4
- {
- if (echo) bb->setName("NIP2");
- LoadInst* w4 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w3 = cast<LoadInst>( stack_top( bb, One ) );
- decr_stack_index( bb, Two );
- replace_top( bb, w4 );
- replace_top( bb, w3, One );
- break;
- }
- case DUP: // w -- w w
- {
- if (echo) bb->setName("DUP");
- LoadInst* w = cast<LoadInst>( stack_top( bb ) );
- push_value( bb, w );
- break;
- }
- case DUP2: // w1 w2 -- w1 w2 w1 w2
- {
- if (echo) bb->setName("DUP2");
- LoadInst* w2 = cast<LoadInst>( stack_top(bb) );
- LoadInst* w1 = cast<LoadInst>( stack_top(bb, One ) );
- incr_stack_index( bb, Two );
- replace_top( bb, w1, One );
- replace_top( bb, w2 );
- break;
- }
- case SWAP: // w1 w2 -- w2 w1
- {
- if (echo) bb->setName("SWAP");
- LoadInst* w2 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, One ) );
- replace_top( bb, w1 );
- replace_top( bb, w2, One );
- break;
- }
- case SWAP2: // w1 w2 w3 w4 -- w3 w4 w1 w2
- {
- if (echo) bb->setName("SWAP2");
- LoadInst* w4 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w3 = cast<LoadInst>( stack_top( bb, One ) );
- LoadInst* w2 = cast<LoadInst>( stack_top( bb, Two ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, Three ) );
- replace_top( bb, w2 );
- replace_top( bb, w1, One );
- replace_top( bb, w4, Two );
- replace_top( bb, w3, Three );
- break;
- }
- case OVER: // w1 w2 -- w1 w2 w1
- {
- if (echo) bb->setName("OVER");
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, One ) );
- push_value( bb, w1 );
- break;
- }
- case OVER2: // w1 w2 w3 w4 -- w1 w2 w3 w4 w1 w2
- {
- if (echo) bb->setName("OVER2");
- LoadInst* w2 = cast<LoadInst>( stack_top( bb, Two ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, Three ) );
- incr_stack_index( bb, Two );
- replace_top( bb, w2 );
- replace_top( bb, w1, One );
- break;
- }
- case ROT: // w1 w2 w3 -- w2 w3 w1
- {
- if (echo) bb->setName("ROT");
- LoadInst* w3 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w2 = cast<LoadInst>( stack_top( bb, One ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, Two ) );
- replace_top( bb, w1 );
- replace_top( bb, w3, One );
- replace_top( bb, w2, Two );
- break;
- }
- case ROT2: // w1 w2 w3 w4 w5 w6 -- w3 w4 w5 w6 w1 w2
- {
- if (echo) bb->setName("ROT2");
- LoadInst* w6 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w5 = cast<LoadInst>( stack_top( bb, One ) );
- LoadInst* w4 = cast<LoadInst>( stack_top( bb, Two ) );
- LoadInst* w3 = cast<LoadInst>( stack_top( bb, Three) );
- LoadInst* w2 = cast<LoadInst>( stack_top( bb, Four ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, Five ) );
- replace_top( bb, w2 );
- replace_top( bb, w1, One );
- replace_top( bb, w6, Two );
- replace_top( bb, w5, Three );
- replace_top( bb, w4, Four );
- replace_top( bb, w3, Five );
- break;
- }
- case RROT: // w1 w2 w3 -- w3 w1 w2
- {
- if (echo) bb->setName("RROT2");
- LoadInst* w3 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w2 = cast<LoadInst>( stack_top( bb, One ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, Two ) );
- replace_top( bb, w2 );
- replace_top( bb, w1, One );
- replace_top( bb, w3, Two );
- break;
- }
- case RROT2: // w1 w2 w3 w4 w5 w6 -- w5 w6 w1 w2 w3 w4
- {
- if (echo) bb->setName("RROT2");
- LoadInst* w6 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w5 = cast<LoadInst>( stack_top( bb, One ) );
- LoadInst* w4 = cast<LoadInst>( stack_top( bb, Two ) );
- LoadInst* w3 = cast<LoadInst>( stack_top( bb, Three) );
- LoadInst* w2 = cast<LoadInst>( stack_top( bb, Four ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, Five ) );
- replace_top( bb, w4 );
- replace_top( bb, w3, One );
- replace_top( bb, w2, Two );
- replace_top( bb, w1, Three );
- replace_top( bb, w6, Four );
- replace_top( bb, w5, Five );
- break;
- }
- case TUCK: // w1 w2 -- w2 w1 w2
- {
- if (echo) bb->setName("TUCK");
- LoadInst* w2 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, One ) );
- incr_stack_index( bb );
- replace_top( bb, w2 );
- replace_top( bb, w1, One );
- replace_top( bb, w2, Two );
- break;
- }
- case TUCK2: // w1 w2 w3 w4 -- w3 w4 w1 w2 w3 w4
- {
- if (echo) bb->setName("TUCK2");
- LoadInst* w4 = cast<LoadInst>( stack_top( bb ) );
- LoadInst* w3 = cast<LoadInst>( stack_top( bb, One ) );
- LoadInst* w2 = cast<LoadInst>( stack_top( bb, Two ) );
- LoadInst* w1 = cast<LoadInst>( stack_top( bb, Three) );
- incr_stack_index( bb, Two );
- replace_top( bb, w4 );
- replace_top( bb, w3, One );
- replace_top( bb, w2, Two );
- replace_top( bb, w1, Three );
- replace_top( bb, w4, Four );
- replace_top( bb, w3, Five );
- break;
- }
- case ROLL: // x0 x1 .. xn n -- x1 .. xn x0
- {
- /// THIS OEPRATOR IS OMITTED PURPOSEFULLY AND IS LEFT TO THE
- /// READER AS AN EXERCISE. THIS IS ONE OF THE MORE COMPLICATED
- /// OPERATORS. IF YOU CAN GET THIS ONE RIGHT, YOU COMPLETELY
- /// UNDERSTAND HOW BOTH LLVM AND STACKER WOR.
- /// HINT: LOOK AT PICK AND SELECT. ROLL IS SIMILAR.
- if (echo) bb->setName("ROLL");
- break;
- }
- case PICK: // x0 ... Xn n -- x0 ... Xn x0
- {
- if (echo) bb->setName("PICK");
- LoadInst* n = cast<LoadInst>( stack_top( bb ) );
- BinaryOperator* addop =
- BinaryOperator::create( Instruction::Add, n, One );
- bb->getInstList().push_back( addop );
- LoadInst* x0 = cast<LoadInst>( stack_top( bb, addop ) );
- replace_top( bb, x0 );
- break;
- }
- case SELECT: // m n X0..Xm Xm+1 .. Xn -- Xm
- {
- if (echo) bb->setName("SELECT");
- LoadInst* m = cast<LoadInst>( stack_top(bb) );
- LoadInst* n = cast<LoadInst>( stack_top(bb, One) );
- BinaryOperator* index =
- BinaryOperator::create( Instruction::Add, m, One );
- bb->getInstList().push_back( index );
- LoadInst* Xm = cast<LoadInst>( stack_top(bb, index ) );
- BinaryOperator* n_plus_1 =
- BinaryOperator::create( Instruction::Add, n, One );
- bb->getInstList().push_back( n_plus_1 );
- decr_stack_index( bb, n_plus_1 );
- replace_top( bb, Xm );
- break;
+ case DROP: // w --
+ {
+ if (echo) bb->setName("DROP");
+ decr_stack_index(bb, One);
+ break;
+ }
+ case DROP2: // w1 w2 --
+ {
+ if (echo) bb->setName("DROP2");
+ decr_stack_index( bb, Two );
+ break;
+ }
+ case NIP: // w1 w2 -- w2
+ {
+ if (echo) bb->setName("NIP");
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb ) );
+ decr_stack_index( bb );
+ replace_top( bb, w2 );
+ break;
+ }
+ case NIP2: // w1 w2 w3 w4 -- w3 w4
+ {
+ if (echo) bb->setName("NIP2");
+ LoadInst* w4 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w3 = cast<LoadInst>( stack_top( bb, One ) );
+ decr_stack_index( bb, Two );
+ replace_top( bb, w4 );
+ replace_top( bb, w3, One );
+ break;
+ }
+ case DUP: // w -- w w
+ {
+ if (echo) bb->setName("DUP");
+ LoadInst* w = cast<LoadInst>( stack_top( bb ) );
+ push_value( bb, w );
+ break;
+ }
+ case DUP2: // w1 w2 -- w1 w2 w1 w2
+ {
+ if (echo) bb->setName("DUP2");
+ LoadInst* w2 = cast<LoadInst>( stack_top(bb) );
+ LoadInst* w1 = cast<LoadInst>( stack_top(bb, One ) );
+ incr_stack_index( bb, Two );
+ replace_top( bb, w1, One );
+ replace_top( bb, w2 );
+ break;
+ }
+ case SWAP: // w1 w2 -- w2 w1
+ {
+ if (echo) bb->setName("SWAP");
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, One ) );
+ replace_top( bb, w1 );
+ replace_top( bb, w2, One );
+ break;
+ }
+ case SWAP2: // w1 w2 w3 w4 -- w3 w4 w1 w2
+ {
+ if (echo) bb->setName("SWAP2");
+ LoadInst* w4 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w3 = cast<LoadInst>( stack_top( bb, One ) );
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb, Two ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, Three ) );
+ replace_top( bb, w2 );
+ replace_top( bb, w1, One );
+ replace_top( bb, w4, Two );
+ replace_top( bb, w3, Three );
+ break;
+ }
+ case OVER: // w1 w2 -- w1 w2 w1
+ {
+ if (echo) bb->setName("OVER");
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, One ) );
+ push_value( bb, w1 );
+ break;
+ }
+ case OVER2: // w1 w2 w3 w4 -- w1 w2 w3 w4 w1 w2
+ {
+ if (echo) bb->setName("OVER2");
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb, Two ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, Three ) );
+ incr_stack_index( bb, Two );
+ replace_top( bb, w2 );
+ replace_top( bb, w1, One );
+ break;
+ }
+ case ROT: // w1 w2 w3 -- w2 w3 w1
+ {
+ if (echo) bb->setName("ROT");
+ LoadInst* w3 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb, One ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, Two ) );
+ replace_top( bb, w1 );
+ replace_top( bb, w3, One );
+ replace_top( bb, w2, Two );
+ break;
+ }
+ case ROT2: // w1 w2 w3 w4 w5 w6 -- w3 w4 w5 w6 w1 w2
+ {
+ if (echo) bb->setName("ROT2");
+ LoadInst* w6 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w5 = cast<LoadInst>( stack_top( bb, One ) );
+ LoadInst* w4 = cast<LoadInst>( stack_top( bb, Two ) );
+ LoadInst* w3 = cast<LoadInst>( stack_top( bb, Three) );
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb, Four ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, Five ) );
+ replace_top( bb, w2 );
+ replace_top( bb, w1, One );
+ replace_top( bb, w6, Two );
+ replace_top( bb, w5, Three );
+ replace_top( bb, w4, Four );
+ replace_top( bb, w3, Five );
+ break;
+ }
+ case RROT: // w1 w2 w3 -- w3 w1 w2
+ {
+ if (echo) bb->setName("RROT2");
+ LoadInst* w3 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb, One ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, Two ) );
+ replace_top( bb, w2 );
+ replace_top( bb, w1, One );
+ replace_top( bb, w3, Two );
+ break;
+ }
+ case RROT2: // w1 w2 w3 w4 w5 w6 -- w5 w6 w1 w2 w3 w4
+ {
+ if (echo) bb->setName("RROT2");
+ LoadInst* w6 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w5 = cast<LoadInst>( stack_top( bb, One ) );
+ LoadInst* w4 = cast<LoadInst>( stack_top( bb, Two ) );
+ LoadInst* w3 = cast<LoadInst>( stack_top( bb, Three) );
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb, Four ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, Five ) );
+ replace_top( bb, w4 );
+ replace_top( bb, w3, One );
+ replace_top( bb, w2, Two );
+ replace_top( bb, w1, Three );
+ replace_top( bb, w6, Four );
+ replace_top( bb, w5, Five );
+ break;
+ }
+ case TUCK: // w1 w2 -- w2 w1 w2
+ {
+ if (echo) bb->setName("TUCK");
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, One ) );
+ incr_stack_index( bb );
+ replace_top( bb, w2 );
+ replace_top( bb, w1, One );
+ replace_top( bb, w2, Two );
+ break;
+ }
+ case TUCK2: // w1 w2 w3 w4 -- w3 w4 w1 w2 w3 w4
+ {
+ if (echo) bb->setName("TUCK2");
+ LoadInst* w4 = cast<LoadInst>( stack_top( bb ) );
+ LoadInst* w3 = cast<LoadInst>( stack_top( bb, One ) );
+ LoadInst* w2 = cast<LoadInst>( stack_top( bb, Two ) );
+ LoadInst* w1 = cast<LoadInst>( stack_top( bb, Three) );
+ incr_stack_index( bb, Two );
+ replace_top( bb, w4 );
+ replace_top( bb, w3, One );
+ replace_top( bb, w2, Two );
+ replace_top( bb, w1, Three );
+ replace_top( bb, w4, Four );
+ replace_top( bb, w3, Five );
+ break;
+ }
+ case ROLL: // x0 x1 .. xn n -- x1 .. xn x0
+ {
+ /// THIS OEPRATOR IS OMITTED PURPOSEFULLY AND IS LEFT TO THE
+ /// READER AS AN EXERCISE. THIS IS ONE OF THE MORE COMPLICATED
+ /// OPERATORS. IF YOU CAN GET THIS ONE RIGHT, YOU COMPLETELY
+ /// UNDERSTAND HOW BOTH LLVM AND STACKER WOR.
+ /// HINT: LOOK AT PICK AND SELECT. ROLL IS SIMILAR.
+ if (echo) bb->setName("ROLL");
+ break;
+ }
+ case PICK: // x0 ... Xn n -- x0 ... Xn x0
+ {
+ if (echo) bb->setName("PICK");
+ LoadInst* n = cast<LoadInst>( stack_top( bb ) );
+ BinaryOperator* addop =
+ BinaryOperator::create( Instruction::Add, n, One );
+ bb->getInstList().push_back( addop );
+ LoadInst* x0 = cast<LoadInst>( stack_top( bb, addop ) );
+ replace_top( bb, x0 );
+ break;
+ }
+ case SELECT: // m n X0..Xm Xm+1 .. Xn -- Xm
+ {
+ if (echo) bb->setName("SELECT");
+ LoadInst* m = cast<LoadInst>( stack_top(bb) );
+ LoadInst* n = cast<LoadInst>( stack_top(bb, One) );
+ BinaryOperator* index =
+ BinaryOperator::create( Instruction::Add, m, One );
+ bb->getInstList().push_back( index );
+ LoadInst* Xm = cast<LoadInst>( stack_top(bb, index ) );
+ BinaryOperator* n_plus_1 =
+ BinaryOperator::create( Instruction::Add, n, One );
+ bb->getInstList().push_back( n_plus_1 );
+ decr_stack_index( bb, n_plus_1 );
+ replace_top( bb, Xm );
+ break;
}
case MALLOC : // n -- p
{
- if (echo) bb->setName("MALLOC");
- // Get the number of bytes to mallocate
- LoadInst* op1 = cast<LoadInst>( pop_integer(bb) );
+ if (echo) bb->setName("MALLOC");
+ // Get the number of bytes to mallocate
+ LoadInst* op1 = cast<LoadInst>( pop_integer(bb) );
- // Make sure its a UIntTy
- CastInst* caster = new CastInst( op1, Type::UIntTy );
- bb->getInstList().push_back( caster );
+ // Make sure its a UIntTy
+ CastInst* caster = new CastInst( op1, Type::UIntTy );
+ bb->getInstList().push_back( caster );
- // Allocate the bytes
- MallocInst* mi = new MallocInst( Type::SByteTy, caster );
- bb->getInstList().push_back( mi );
+ // Allocate the bytes
+ MallocInst* mi = new MallocInst( Type::SByteTy, caster );
+ bb->getInstList().push_back( mi );
- // Push the pointer
- push_value( bb, mi );
- break;
+ // Push the pointer
+ push_value( bb, mi );
+ break;
}
case FREE : // p --
{
- if (echo) bb->setName("FREE");
- // Pop the value off the stack
- CastInst* ptr = cast<CastInst>( pop_string(bb) );
+ if (echo) bb->setName("FREE");
+ // Pop the value off the stack
+ CastInst* ptr = cast<CastInst>( pop_string(bb) );
- // Free the memory
- FreeInst* fi = new FreeInst( ptr );
- bb->getInstList().push_back( fi );
+ // Free the memory
+ FreeInst* fi = new FreeInst( ptr );
+ bb->getInstList().push_back( fi );
- break;
+ break;
}
case GET : // p w1 -- p w2
{
- if (echo) bb->setName("GET");
- // Get the character index
- LoadInst* op1 = cast<LoadInst>( stack_top(bb) );
- CastInst* chr_idx = new CastInst( op1, Type::LongTy );
- bb->getInstList().push_back( chr_idx );
+ if (echo) bb->setName("GET");
+ // Get the character index
+ LoadInst* op1 = cast<LoadInst>( stack_top(bb) );
+ CastInst* chr_idx = new CastInst( op1, Type::LongTy );
+ bb->getInstList().push_back( chr_idx );
- // Get the String pointer
- CastInst* ptr = cast<CastInst>( stack_top_string(bb,One) );
+ // Get the String pointer
+ CastInst* ptr = cast<CastInst>( stack_top_string(bb,One) );
- // Get address of op1'th element of the string
- std::vector<Value*> indexVec;
- indexVec.push_back( chr_idx );
- GetElementPtrInst* gep = new GetElementPtrInst( ptr, indexVec );
- bb->getInstList().push_back( gep );
+ // Get address of op1'th element of the string
+ std::vector<Value*> indexVec;
+ indexVec.push_back( chr_idx );
+ GetElementPtrInst* gep = new GetElementPtrInst( ptr, indexVec );
+ bb->getInstList().push_back( gep );
- // Get the value and push it
- LoadInst* loader = new LoadInst( gep );
- bb->getInstList().push_back( loader );
- CastInst* caster = new CastInst( loader, Type::IntTy );
- bb->getInstList().push_back( caster );
+ // Get the value and push it
+ LoadInst* loader = new LoadInst( gep );
+ bb->getInstList().push_back( loader );
+ CastInst* caster = new CastInst( loader, Type::IntTy );
+ bb->getInstList().push_back( caster );
- // Push the result back on stack
- replace_top( bb, caster );
+ // Push the result back on stack
+ replace_top( bb, caster );
- break;
+ break;
}
case PUT : // p w2 w1 -- p
{
- if (echo) bb->setName("PUT");
+ if (echo) bb->setName("PUT");
- // Get the value to put
- LoadInst* w1 = cast<LoadInst>( pop_integer(bb) );
+ // Get the value to put
+ LoadInst* w1 = cast<LoadInst>( pop_integer(bb) );
- // Get the character index
- LoadInst* w2 = cast<LoadInst>( pop_integer(bb) );
- CastInst* chr_idx = new CastInst( w2, Type::LongTy );
- bb->getInstList().push_back( chr_idx );
+ // Get the character index
+ LoadInst* w2 = cast<LoadInst>( pop_integer(bb) );
+ CastInst* chr_idx = new CastInst( w2, Type::LongTy );
+ bb->getInstList().push_back( chr_idx );
- // Get the String pointer
- CastInst* ptr = cast<CastInst>( stack_top_string(bb) );
+ // Get the String pointer
+ CastInst* ptr = cast<CastInst>( stack_top_string(bb) );
- // Get address of op2'th element of the string
- std::vector<Value*> indexVec;
- indexVec.push_back( chr_idx );
- GetElementPtrInst* gep = new GetElementPtrInst( ptr, indexVec );
- bb->getInstList().push_back( gep );
+ // Get address of op2'th element of the string
+ std::vector<Value*> indexVec;
+ indexVec.push_back( chr_idx );
+ GetElementPtrInst* gep = new GetElementPtrInst( ptr, indexVec );
+ bb->getInstList().push_back( gep );
- // Cast the value and put it
- CastInst* caster = new CastInst( w1, Type::SByteTy );
- bb->getInstList().push_back( caster );
- StoreInst* storer = new StoreInst( caster, gep );
- bb->getInstList().push_back( storer );
+ // Cast the value and put it
+ CastInst* caster = new CastInst( w1, Type::SByteTy );
+ bb->getInstList().push_back( caster );
+ StoreInst* storer = new StoreInst( caster, gep );
+ bb->getInstList().push_back( storer );
- break;
+ break;
}
case RECURSE :
{
- if (echo) bb->setName("RECURSE");
- std::vector<Value*> params;
- CallInst* call_inst = new CallInst( TheFunction, params );
- bb->getInstList().push_back( call_inst );
- break;
+ if (echo) bb->setName("RECURSE");
+ std::vector<Value*> params;
+ CallInst* call_inst = new CallInst( TheFunction, params );
+ bb->getInstList().push_back( call_inst );
+ break;
}
case RETURN :
{
- if (echo) bb->setName("RETURN");
- bb->getInstList().push_back( new ReturnInst() );
- break;
+ if (echo) bb->setName("RETURN");
+ bb->getInstList().push_back( new ReturnInst() );
+ break;
}
case EXIT :
{
- if (echo) bb->setName("EXIT");
- // Get the result value
- LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
+ if (echo) bb->setName("EXIT");
+ // Get the result value
+ LoadInst* op1 = cast<LoadInst>(pop_integer(bb));
- // Cast down to an integer
- CastInst* caster = new CastInst( op1, Type::IntTy );
- bb->getInstList().push_back( caster );
+ // Cast down to an integer
+ CastInst* caster = new CastInst( op1, Type::IntTy );
+ bb->getInstList().push_back( caster );
- // Call exit(3)
- std::vector<Value*> params;
- params.push_back(caster);
- CallInst* call_inst = new CallInst( TheExit, params );
- bb->getInstList().push_back( call_inst );
- break;
+ // Call exit(3)
+ std::vector<Value*> params;
+ params.push_back(caster);
+ CallInst* call_inst = new CallInst( TheExit, params );
+ bb->getInstList().push_back( call_inst );
+ break;
}
case TAB :
{
- if (echo) bb->setName("TAB");
- // Get the format string for a character
- std::vector<Value*> indexVec;
- indexVec.push_back( Zero );
- indexVec.push_back( Zero );
- GetElementPtrInst* format_gep =
- new GetElementPtrInst( ChrFormat, indexVec );
- bb->getInstList().push_back( format_gep );
-
- // Get the character to print (a tab)
- ConstantSInt* newline = ConstantSInt::get(Type::IntTy,
- static_cast<int>('\t'));
-
- // Call printf
- std::vector<Value*> args;
- args.push_back( format_gep );
- args.push_back( newline );
- bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
- break;
+ if (echo) bb->setName("TAB");
+ // Get the format string for a character
+ std::vector<Value*> indexVec;
+ indexVec.push_back( Zero );
+ indexVec.push_back( Zero );
+ GetElementPtrInst* format_gep =
+ new GetElementPtrInst( ChrFormat, indexVec );
+ bb->getInstList().push_back( format_gep );
+
+ // Get the character to print (a tab)
+ ConstantSInt* newline = ConstantSInt::get(Type::IntTy,
+ static_cast<int>('\t'));
+
+ // Call printf
+ std::vector<Value*> args;
+ args.push_back( format_gep );
+ args.push_back( newline );
+ bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
+ break;
}
case SPACE :
{
- if (echo) bb->setName("SPACE");
- // Get the format string for a character
- std::vector<Value*> indexVec;
- indexVec.push_back( Zero );
- indexVec.push_back( Zero );
- GetElementPtrInst* format_gep =
- new GetElementPtrInst( ChrFormat, indexVec );
- bb->getInstList().push_back( format_gep );
-
- // Get the character to print (a space)
- ConstantSInt* newline = ConstantSInt::get(Type::IntTy,
- static_cast<int>(' '));
-
- // Call printf
- std::vector<Value*> args;
- args.push_back( format_gep );
- args.push_back( newline );
- bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
- break;
+ if (echo) bb->setName("SPACE");
+ // Get the format string for a character
+ std::vector<Value*> indexVec;
+ indexVec.push_back( Zero );
+ indexVec.push_back( Zero );
+ GetElementPtrInst* format_gep =
+ new GetElementPtrInst( ChrFormat, indexVec );
+ bb->getInstList().push_back( format_gep );
+
+ // Get the character to print (a space)
+ ConstantSInt* newline = ConstantSInt::get(Type::IntTy,
+ static_cast<int>(' '));
+
+ // Call printf
+ std::vector<Value*> args;
+ args.push_back( format_gep );
+ args.push_back( newline );
+ bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
+ break;
}
case CR :
{
- if (echo) bb->setName("CR");
- // Get the format string for a character
- std::vector<Value*> indexVec;
- indexVec.push_back( Zero );
- indexVec.push_back( Zero );
- GetElementPtrInst* format_gep =
- new GetElementPtrInst( ChrFormat, indexVec );
- bb->getInstList().push_back( format_gep );
-
- // Get the character to print (a newline)
- ConstantSInt* newline = ConstantSInt::get(Type::IntTy,
- static_cast<int>('\n'));
-
- // Call printf
- std::vector<Value*> args;
- args.push_back( format_gep );
- args.push_back( newline );
- bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
- break;
+ if (echo) bb->setName("CR");
+ // Get the format string for a character
+ std::vector<Value*> indexVec;
+ indexVec.push_back( Zero );
+ indexVec.push_back( Zero );
+ GetElementPtrInst* format_gep =
+ new GetElementPtrInst( ChrFormat, indexVec );
+ bb->getInstList().push_back( format_gep );
+
+ // Get the character to print (a newline)
+ ConstantSInt* newline = ConstantSInt::get(Type::IntTy,
+ static_cast<int>('\n'));
+
+ // Call printf
+ std::vector<Value*> args;
+ args.push_back( format_gep );
+ args.push_back( newline );
+ bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
+ break;
}
case IN_STR :
{
- if (echo) bb->setName("IN_STR");
- // Make room for the value result
- incr_stack_index(bb);
- GetElementPtrInst* gep_value =
- cast<GetElementPtrInst>(get_stack_pointer(bb));
- CastInst* caster =
- new CastInst( gep_value, PointerType::get( Type::SByteTy ) );
-
- // Make room for the count result
- incr_stack_index(bb);
- GetElementPtrInst* gep_count =
- cast<GetElementPtrInst>(get_stack_pointer(bb));
-
- // Call scanf(3)
- std::vector<Value*> args;
- args.push_back( InStrFormat );
- args.push_back( caster );
- CallInst* scanf = new CallInst( TheScanf, args );
- bb->getInstList().push_back( scanf );
-
- // Store the result
- bb->getInstList().push_back( new StoreInst( scanf, gep_count ) );
- break;
+ if (echo) bb->setName("IN_STR");
+ // Make room for the value result
+ incr_stack_index(bb);
+ GetElementPtrInst* gep_value =
+ cast<GetElementPtrInst>(get_stack_pointer(bb));
+ CastInst* caster =
+ new CastInst( gep_value, PointerType::get( Type::SByteTy ) );
+
+ // Make room for the count result
+ incr_stack_index(bb);
+ GetElementPtrInst* gep_count =
+ cast<GetElementPtrInst>(get_stack_pointer(bb));
+
+ // Call scanf(3)
+ std::vector<Value*> args;
+ args.push_back( InStrFormat );
+ args.push_back( caster );
+ CallInst* scanf = new CallInst( TheScanf, args );
+ bb->getInstList().push_back( scanf );
+
+ // Store the result
+ bb->getInstList().push_back( new StoreInst( scanf, gep_count ) );
+ break;
}
case IN_NUM :
{
- if (echo) bb->setName("IN_NUM");
- // Make room for the value result
- incr_stack_index(bb);
- GetElementPtrInst* gep_value =
- cast<GetElementPtrInst>(get_stack_pointer(bb));
+ if (echo) bb->setName("IN_NUM");
+ // Make room for the value result
+ incr_stack_index(bb);
+ GetElementPtrInst* gep_value =
+ cast<GetElementPtrInst>(get_stack_pointer(bb));
- // Make room for the count result
- incr_stack_index(bb);
- GetElementPtrInst* gep_count =
- cast<GetElementPtrInst>(get_stack_pointer(bb));
+ // Make room for the count result
+ incr_stack_index(bb);
+ GetElementPtrInst* gep_count =
+ cast<GetElementPtrInst>(get_stack_pointer(bb));
- // Call scanf(3)
- std::vector<Value*> args;
- args.push_back( InStrFormat );
- args.push_back( gep_value );
- CallInst* scanf = new CallInst( TheScanf, args );
- bb->getInstList().push_back( scanf );
+ // Call scanf(3)
+ std::vector<Value*> args;
+ args.push_back( InStrFormat );
+ args.push_back( gep_value );
+ CallInst* scanf = new CallInst( TheScanf, args );
+ bb->getInstList().push_back( scanf );
- // Store the result
- bb->getInstList().push_back( new StoreInst( scanf, gep_count ) );
- break;
+ // Store the result
+ bb->getInstList().push_back( new StoreInst( scanf, gep_count ) );
+ break;
}
case IN_CHAR :
{
- if (echo) bb->setName("IN_CHAR");
- // Make room for the value result
- incr_stack_index(bb);
- GetElementPtrInst* gep_value =
- cast<GetElementPtrInst>(get_stack_pointer(bb));
+ if (echo) bb->setName("IN_CHAR");
+ // Make room for the value result
+ incr_stack_index(bb);
+ GetElementPtrInst* gep_value =
+ cast<GetElementPtrInst>(get_stack_pointer(bb));
- // Make room for the count result
- incr_stack_index(bb);
- GetElementPtrInst* gep_count =
- cast<GetElementPtrInst>(get_stack_pointer(bb));
+ // Make room for the count result
+ incr_stack_index(bb);
+ GetElementPtrInst* gep_count =
+ cast<GetElementPtrInst>(get_stack_pointer(bb));
- // Call scanf(3)
- std::vector<Value*> args;
- args.push_back( InChrFormat );
- args.push_back( gep_value );
- CallInst* scanf = new CallInst( TheScanf, args );
- bb->getInstList().push_back( scanf );
+ // Call scanf(3)
+ std::vector<Value*> args;
+ args.push_back( InChrFormat );
+ args.push_back( gep_value );
+ CallInst* scanf = new CallInst( TheScanf, args );
+ bb->getInstList().push_back( scanf );
- // Store the result
- bb->getInstList().push_back( new StoreInst( scanf, gep_count ) );
- break;
+ // Store the result
+ bb->getInstList().push_back( new StoreInst( scanf, gep_count ) );
+ break;
}
case OUT_STR :
{
- if (echo) bb->setName("OUT_STR");
- LoadInst* op1 = cast<LoadInst>(stack_top(bb));
-
- // Get the address of the format string
- std::vector<Value*> indexVec;
- indexVec.push_back( Zero );
- indexVec.push_back( Zero );
- GetElementPtrInst* format_gep =
- new GetElementPtrInst( StrFormat, indexVec );
- bb->getInstList().push_back( format_gep );
- // Build function call arguments
- std::vector<Value*> args;
- args.push_back( format_gep );
- args.push_back( op1 );
- // Call printf
- bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
- break;
+ if (echo) bb->setName("OUT_STR");
+ LoadInst* op1 = cast<LoadInst>(stack_top(bb));
+
+ // Get the address of the format string
+ std::vector<Value*> indexVec;
+ indexVec.push_back( Zero );
+ indexVec.push_back( Zero );
+ GetElementPtrInst* format_gep =
+ new GetElementPtrInst( StrFormat, indexVec );
+ bb->getInstList().push_back( format_gep );
+ // Build function call arguments
+ std::vector<Value*> args;
+ args.push_back( format_gep );
+ args.push_back( op1 );
+ // Call printf
+ bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
+ break;
}
case OUT_NUM :
{
- if (echo) bb->setName("OUT_NUM");
- // Pop the numeric operand off the stack
- LoadInst* op1 = cast<LoadInst>(stack_top(bb));
+ if (echo) bb->setName("OUT_NUM");
+ // Pop the numeric operand off the stack
+ LoadInst* op1 = cast<LoadInst>(stack_top(bb));
- // Get the address of the format string
- std::vector<Value*> indexVec;
- indexVec.push_back( Zero );
- indexVec.push_back( Zero );
- GetElementPtrInst* format_gep =
- new GetElementPtrInst( NumFormat, indexVec );
- bb->getInstList().push_back( format_gep );
+ // Get the address of the format string
+ std::vector<Value*> indexVec;
+ indexVec.push_back( Zero );
+ indexVec.push_back( Zero );
+ GetElementPtrInst* format_gep =
+ new GetElementPtrInst( NumFormat, indexVec );
+ bb->getInstList().push_back( format_gep );
- // Build function call arguments
- std::vector<Value*> args;
- args.push_back( format_gep );
- args.push_back( op1 );
+ // Build function call arguments
+ std::vector<Value*> args;
+ args.push_back( format_gep );
+ args.push_back( op1 );
- // Call printf
- bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
- break;
+ // Call printf
+ bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
+ break;
}
case OUT_CHAR :
{
- if (echo) bb->setName("OUT_CHAR");
- // Pop the character operand off the stack
- LoadInst* op1 = cast<LoadInst>(stack_top(bb));
-
- // Get the address of the format string
- std::vector<Value*> indexVec;
- indexVec.push_back( Zero );
- indexVec.push_back( Zero );
- GetElementPtrInst* format_gep =
- new GetElementPtrInst( ChrFormat, indexVec );
- bb->getInstList().push_back( format_gep );
-
- // Build function call arguments
- std::vector<Value*> args;
- args.push_back( format_gep );
- args.push_back( op1 );
- // Call printf
- bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
- break;
+ if (echo) bb->setName("OUT_CHAR");
+ // Pop the character operand off the stack
+ LoadInst* op1 = cast<LoadInst>(stack_top(bb));
+
+ // Get the address of the format string
+ std::vector<Value*> indexVec;
+ indexVec.push_back( Zero );
+ indexVec.push_back( Zero );
+ GetElementPtrInst* format_gep =
+ new GetElementPtrInst( ChrFormat, indexVec );
+ bb->getInstList().push_back( format_gep );
+
+ // Build function call arguments
+ std::vector<Value*> args;
+ args.push_back( format_gep );
+ args.push_back( op1 );
+ // Call printf
+ bb->getInstList().push_back( new CallInst( ThePrintf, args ) );
+ break;
}
default :
{
- ThrowException(std::string("Compiler Error: Unhandled token #"));
+ ThrowException(std::string("Compiler Error: Unhandled token #"));
}
}
projects / oota-llvm.git / commitdiff