Files
ldc/gen/toir.c
2007-10-10 03:38:24 +02:00

2625 lines
75 KiB
C

// Backend stubs
/* DMDFE backend stubs
* This file contains the implementations of the backend routines.
* For dmdfe these do nothing but print a message saying the module
* has been parsed. Substitute your own behaviors for these routimes.
*/
#include <stdio.h>
#include <math.h>
#include <sstream>
#include <fstream>
#include <iostream>
#include "llvm/Type.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Constants.h"
#include "llvm/Instructions.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/CallingConv.h"
#include "total.h"
#include "init.h"
#include "symbol.h"
#include "mtype.h"
#include "hdrgen.h"
#include "port.h"
#include "gen/irstate.h"
#include "gen/elem.h"
#include "gen/logger.h"
#include "gen/tollvm.h"
#include "gen/runtime.h"
#include "gen/arrays.h"
//////////////////////////////////////////////////////////////////////////////////////////
elem* DeclarationExp::toElem(IRState* p)
{
Logger::print("DeclarationExp::toElem: %s | T=%s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
// variable declaration
if (VarDeclaration* vd = declaration->isVarDeclaration())
{
Logger::println("VarDeclaration");
if (vd->isDataseg())
{
vd->toObjFile();
}
else
{
// allocate storage on the stack
Logger::println("vdtype = %s", vd->type->toChars());
const llvm::Type* lltype = LLVM_DtoType(vd->type);
llvm::AllocaInst* allocainst = new llvm::AllocaInst(lltype, vd->toChars(), p->topallocapoint());
//allocainst->setAlignment(vd->type->alignsize()); // TODO
vd->llvmValue = allocainst;
// e->val = really needed??
LLVM_DtoInitializer(vd->type, vd->init);
}
}
// struct declaration
else if (StructDeclaration* s = declaration->isStructDeclaration())
{
Logger::println("StructDeclaration");
s->toObjFile();
}
// unsupported declaration
else
{
error("Only Var/Struct-Declaration is supported for DeclarationExp");
fatal();
}
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* VarExp::toElem(IRState* p)
{
Logger::print("VarExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
assert(var);
if (VarDeclaration* vd = var->isVarDeclaration())
{
Logger::println("VarDeclaration");
if (TypeInfoDeclaration* tid = vd->isTypeInfoDeclaration())
{
Logger::println("TypeInfoDeclaration");
}
// this must be a dollar expression or some other magic value
if (!vd->llvmValue)
{
// dollar
if (!p->arrays.empty())
{
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
//llvm::Value* tmp = new llvm::GetElementPtrInst(p->arrays.back(),zero,zero,"tmp",p->scopebb());
llvm::Value* tmp = LLVM_DtoGEP(p->arrays.back(),zero,zero,"tmp",p->scopebb());
e->val = new llvm::LoadInst(tmp,"tmp",p->scopebb());
e->type = elem::VAL;
}
// magic
else
{
if (TypeInfoDeclaration* tid = vd->isTypeInfoDeclaration())
{
tid->toObjFile();
e->mem = tid->llvmValue;
e->type = elem::VAR;
}
else {
Logger::println("unsupported: %s\n", vd->toChars());
assert(0 && "only magic supported is typeinfo");
}
}
return e;
}
// function parameter
if (vd->storage_class & STCparameter) {
Logger::println("function param");
if (vd->storage_class & (STCref | STCout)) {
e->mem = vd->llvmValue;
e->type = elem::VAR;
}
else {
if (vd->type->ty == Tstruct || vd->type->ty == Tdelegate || vd->type->ty == Tarray) {
e->mem = vd->llvmValue;
e->type = elem::VAR;
}
else {
if (llvm::isa<llvm::Argument>(vd->llvmValue)) {
e->val = vd->llvmValue;
e->type = elem::VAL;
e->vardecl = vd;
}
else if (llvm::isa<llvm::AllocaInst>(vd->llvmValue)) {
e->mem = vd->llvmValue;
e->type = elem::VAR;
}
else
assert(0);
}
}
}
else {
e->mem = vd->llvmValue;
//e->mem->setName(toChars());
e->vardecl = vd;
e->type = elem::VAR;
}
}
else if (FuncDeclaration* fdecl = var->isFuncDeclaration())
{
Logger::println("FuncDeclaration");
if (fdecl->llvmValue == 0) {
fdecl->toObjFile();
}
e->val = fdecl->llvmValue;
e->type = elem::FUNC;
e->funcdecl = fdecl;
}
else if (SymbolDeclaration* sdecl = var->isSymbolDeclaration())
{
// this seems to be the static initialiser for structs
Logger::print("Sym: type=%s\n", sdecl->type->toChars());
assert(sdecl->type->ty == Tstruct);
//assert(sdecl->llvmInitZ);
//e->val = sdecl->llvmInitZ;
TypeStruct* ts = (TypeStruct*)sdecl->type;
e->mem = ts->llvmInit;
assert(e->mem);
e->type = elem::VAR;
}
else
{
assert(0 && "Unimplemented VarExp type");
}
assert(e->mem || e->val);
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* IntegerExp::toElem(IRState* p)
{
Logger::print("IntegerExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
const llvm::Type* t = LLVM_DtoType(type);
if (llvm::isa<llvm::PointerType>(t)) {
llvm::Constant* i = llvm::ConstantInt::get(LLVM_DtoSize_t(),(uint64_t)value,false);
e->val = llvm::ConstantExpr::getIntToPtr(i, t);
}
else if (llvm::isa<llvm::IntegerType>(t)) {
e->val = llvm::ConstantInt::get(t,(uint64_t)value,!type->isunsigned());
}
else {
assert(0);
}
e->type = elem::CONST;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* RealExp::toElem(IRState* p)
{
Logger::print("RealExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
const llvm::Type* fty = LLVM_DtoType(type);
if (type->ty == Tfloat32)
e->val = llvm::ConstantFP::get(fty,float(value));
else if (type->ty == Tfloat64 || type->ty == Tfloat80)
e->val = llvm::ConstantFP::get(fty,double(value));
else
assert(0);
e->type = elem::CONST;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* NullExp::toElem(IRState* p)
{
Logger::print("NullExp::toElem(type=%s): %s\n", type->toChars(),toChars());
LOG_SCOPE;
elem* e = new elem;
const llvm::Type* t = LLVM_DtoType(type);
if (type->ty == Tarray) {
assert(llvm::isa<llvm::StructType>(t));
e->val = llvm::ConstantAggregateZero::get(t);
}
else
e->val = llvm::Constant::getNullValue(t);
assert(e->val);
Logger::cout() << "null value is now " << *e->val << '\n';
e->type = elem::NUL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* StringExp::toElem(IRState* p)
{
Logger::print("StringExp::toElem: %s | \n", toChars(), type->toChars());
LOG_SCOPE;
assert(type->next->ty == Tchar && "Only char is supported");
assert(sz == 1);
const llvm::Type* ct = LLVM_DtoType(type->next);
//printf("ct = %s\n", type->next->toChars());
const llvm::ArrayType* at = llvm::ArrayType::get(ct,len+1);
uint8_t* str = (uint8_t*)string;
std::string cont((char*)str, len);
llvm::Constant* _init = llvm::ConstantArray::get(cont,true);
llvm::GlobalValue::LinkageTypes _linkage = llvm::GlobalValue::InternalLinkage;//WeakLinkage;
llvm::GlobalVariable* gvar = new llvm::GlobalVariable(at,true,_linkage,_init,"stringliteral",gIR->module);
llvm::ConstantInt* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
//llvm::Value* arrptr = LLVM_DtoGEP(gvar,zero,zero,"tmp",p->scopebb());
llvm::Constant* idxs[2] = { zero, zero };
llvm::Constant* arrptr = llvm::ConstantExpr::getGetElementPtr(gvar,idxs,2);
elem* e = new elem;
if (type->ty == Tarray) {
llvm::Constant* clen = llvm::ConstantInt::get(LLVM_DtoSize_t(),len,false);
if (p->lvals.empty()) {
e->type = elem::SLICE;
e->arg = clen;
e->mem = arrptr;
return e;
}
else {
llvm::Value* arr = p->toplval();
if (llvm::isa<llvm::GlobalVariable>(arr)) {
e->val = LLVM_DtoConstantSlice(clen, arrptr);
}
else {
LLVM_DtoSetArray(arr, clen, arrptr);
e->inplace = true;
}
}
}
else if (type->ty == Tsarray) {
const llvm::Type* dstType = llvm::PointerType::get(llvm::ArrayType::get(ct, len));
e->mem = new llvm::BitCastInst(gvar, dstType, "tmp", gIR->scopebb());
}
else if (type->ty == Tpointer) {
e->mem = arrptr;
}
else {
assert(0);
}
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* AssignExp::toElem(IRState* p)
{
Logger::print("AssignExp::toElem: %s | %s = %s\n", toChars(), e1->type->toChars(), e2->type->toChars());
LOG_SCOPE;
assert(e1 && e2);
p->inLvalue = true;
elem* l = e1->toElem(p);
p->inLvalue = false;
p->lvals.push_back(l->mem);
elem* r = e2->toElem(p);
p->lvals.pop_back();
if (l->type == elem::ARRAYLEN)
{
LLVM_DtoResizeDynArray(l->mem, r->getValue());
delete r;
delete l;
return 0;
}
// handle function argument - allocate temp storage for it :/ annoying
if (l->mem == 0) {
assert(l->val);
if (llvm::isa<llvm::Argument>(l->val))
LLVM_DtoGiveArgumentStorage(l);
else {
Logger::cout() << "here it comes... " << *l->val << '\n';
assert(0);
}
}
//e->val = l->store(r->getValue());
TY e1ty = e1->type->ty;
TY e2ty = e2->type->ty;
elem* e = new elem;
// struct
if (e1ty == Tstruct) {
// struct + struct
if (e2ty == Tstruct) {
// struct literals do the assignment themselvs (in place)
if (!r->inplace) {
TypeStruct* ts = (TypeStruct*)e2->type;
assert(r->mem);
LLVM_DtoStructCopy(ts,l->mem,r->mem);
}
else {
e->inplace = true;
}
}
// struct + const int
else if (e2->type->isintegral()){
IntegerExp* iexp = (IntegerExp*)e2;
assert(iexp->value == 0 && "Only integral struct initializer allowed is zero");
TypeStruct* st = (TypeStruct*)e1->type;
LLVM_DtoStructZeroInit(st, l->mem);
}
// :x
else
assert(0 && "struct = unknown");
}
else if (e1ty == Tsarray) {
assert(0 && "static array = not supported");
}
else if (e1ty == Tarray) {
if (e2->type->isscalar() || e2->type->ty == Tclass){
LLVM_DtoArrayInit(l->mem, r->getValue());
}
else if (e2ty == Tarray) {
//new llvm::StoreInst(r->val,l->val,p->scopebb());
if (r->type == elem::NUL) {
llvm::Constant* c = llvm::cast<llvm::Constant>(r->val);
assert(c->isNullValue());
LLVM_DtoNullArray(l->mem);
}
else if (r->type == elem::SLICE) {
if (l->type == elem::SLICE)
LLVM_DtoArrayCopy(l,r);
else
LLVM_DtoSetArray(l->mem,r->arg,r->mem);
}
else {
// new expressions write directly to the array reference
// so do string literals
if (!r->inplace) {
assert(r->mem);
LLVM_DtoArrayAssign(l->mem, r->mem);
}
else {
e->inplace = true;
}
}
}
else
assert(0);
}
else if (e1ty == Tpointer) {
if (e2ty == Tpointer) {
llvm::Value* v = r->field ? r->mem : r->getValue();
Logger::cout() << "*=*: " << *v << ", " << *l->mem << '\n';
new llvm::StoreInst(v, l->mem, p->scopebb());
}
else
assert(0);
}
else if (e1ty == Tclass) {
if (e2ty == Tclass) {
llvm::Value* tmp = r->getValue();
Logger::cout() << "tmp: " << *tmp << " ||| " << *l->mem << '\n';
// assignment to this in constructor special case
if (l->isthis) {
FuncDeclaration* fdecl = p->funcdecls.back();
// respecify the this param
if (!llvm::isa<llvm::AllocaInst>(fdecl->llvmThisVar))
fdecl->llvmThisVar = new llvm::AllocaInst(tmp->getType(), "newthis", p->topallocapoint());
new llvm::StoreInst(tmp, fdecl->llvmThisVar, p->scopebb());
}
// regular class ref -> class ref assignment
else {
new llvm::StoreInst(tmp, l->mem, p->scopebb());
}
}
else
assert(0);
}
else if (e1ty == Tdelegate) {
Logger::println("Assigning to delegate");
if (e2ty == Tdelegate) {
if (r->type == elem::NUL) {
llvm::Constant* c = llvm::cast<llvm::Constant>(r->val);
if (c->isNullValue()) {
LLVM_DtoNullDelegate(l->mem);
}
else
assert(0);
}
else if (r->inplace) {
// do nothing
e->inplace = true;
}
else
assert(0);
}
else
assert(0);
}
// !struct && !array && !pointer && !class
else {
Logger::cout() << *l->mem << '\n';
new llvm::StoreInst(r->getValue(),l->mem,p->scopebb());
}
delete r;
delete l;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* AddExp::toElem(IRState* p)
{
Logger::print("AddExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
if (e1->type != e2->type) {
if (e1->type->ty == Tpointer && e1->type->next->ty == Tstruct) {
//assert(l->field);
assert(r->type == elem::CONST);
llvm::ConstantInt* cofs = llvm::cast<llvm::ConstantInt>(r->val);
TypeStruct* ts = (TypeStruct*)e1->type->next;
std::vector<unsigned> offsets(1,0);
ts->sym->offsetToIndex(type->next, cofs->getZExtValue(), offsets);
e->mem = LLVM_DtoGEP(l->getValue(), offsets, "tmp", p->scopebb());
e->type = elem::VAR;
e->field = true;
}
else if (e1->type->ty == Tpointer) {
e->val = new llvm::GetElementPtrInst(l->getValue(), r->getValue(), "tmp", p->scopebb());
e->type = elem::VAR;
}
else {
assert(0);
}
}
else {
e->val = llvm::BinaryOperator::createAdd(l->getValue(), r->getValue(), "tmp", p->scopebb());
e->type = elem::VAL;
}
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* AddAssignExp::toElem(IRState* p)
{
Logger::print("AddAssignExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
elem* e = new elem;
llvm::Value* val = 0;
if (e1->type->ty == Tpointer) {
val = e->mem = new llvm::GetElementPtrInst(l->getValue(),r->getValue(),"tmp",p->scopebb());
}
else {
val = e->val = llvm::BinaryOperator::createAdd(l->getValue(),r->getValue(),"tmp",p->scopebb());
}
/*llvm::Value* storeVal = l->storeVal ? l->storeVal : l->val;
if (llvm::isa<llvm::PointerType>(storeVal->getType()) && storeVal->getType()->getContainedType(0) != tmp->getType())
{
tmp = LLVM_DtoPointedType(storeVal, tmp);
}*/
if (l->mem == 0)
LLVM_DtoGiveArgumentStorage(l);
new llvm::StoreInst(val,l->mem,p->scopebb());
e->type = elem::VAR;
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* MinExp::toElem(IRState* p)
{
Logger::print("MinExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
llvm::Value* left = l->getValue();
if (llvm::isa<llvm::PointerType>(left->getType()))
left = new llvm::PtrToIntInst(left,LLVM_DtoSize_t(),"tmp",p->scopebb());
llvm::Value* right = r->getValue();
if (llvm::isa<llvm::PointerType>(right->getType()))
right = new llvm::PtrToIntInst(right,LLVM_DtoSize_t(),"tmp",p->scopebb());
e->val = llvm::BinaryOperator::createSub(left,right,"tmp",p->scopebb());
e->type = elem::VAL;
const llvm::Type* totype = LLVM_DtoType(type);
if (e->val->getType() != totype) {
assert(0);
assert(llvm::isa<llvm::PointerType>(e->val->getType()));
assert(llvm::isa<llvm::IntegerType>(totype));
e->val = new llvm::IntToPtrInst(e->val,totype,"tmp",p->scopebb());
}
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* MinAssignExp::toElem(IRState* p)
{
Logger::print("MinAssignExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
llvm::Value* tmp = 0;
if (e1->type->ty == Tpointer) {
tmp = r->getValue();
llvm::Value* zero = llvm::ConstantInt::get(tmp->getType(),0,false);
tmp = llvm::BinaryOperator::createSub(zero,tmp,"tmp",p->scopebb());
tmp = new llvm::GetElementPtrInst(l->getValue(),tmp,"tmp",p->scopebb());
}
else {
tmp = llvm::BinaryOperator::createSub(l->getValue(),r->getValue(),"tmp",p->scopebb());
}
/*llvm::Value* storeVal = l->storeVal ? l->storeVal : l->val;
if (storeVal->getType()->getContainedType(0) != tmp->getType())
{
tmp = LLVM_DtoPointedType(storeVal, tmp);
}*/
if (l->mem == 0)
LLVM_DtoGiveArgumentStorage(l);
new llvm::StoreInst(tmp, l->mem, p->scopebb());
delete l;
delete r;
elem* e = new elem;
e->val = tmp;
e->type = elem::VAR;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* MulExp::toElem(IRState* p)
{
Logger::print("MulExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
llvm::Value* vl = l->getValue();
llvm::Value* vr = r->getValue();
Logger::cout() << "mul: " << *vl << ", " << *vr << '\n';
e->val = llvm::BinaryOperator::createMul(vl,vr,"tmp",p->scopebb());
e->type = elem::VAL;
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* MulAssignExp::toElem(IRState* p)
{
Logger::print("MulAssignExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
llvm::Value* vl = l->getValue();
llvm::Value* vr = r->getValue();
Logger::cout() << "mulassign: " << *vl << ", " << *vr << '\n';
llvm::Value* tmp = llvm::BinaryOperator::createMul(vl,vr,"tmp",p->scopebb());
/*llvm::Value* storeVal = l->storeVal ? l->storeVal : l->val;
if (storeVal->getType()->getContainedType(0) != tmp->getType())
{
tmp = LLVM_DtoPointedType(storeVal, tmp);
}*/
if (l->mem == 0)
LLVM_DtoGiveArgumentStorage(l);
new llvm::StoreInst(tmp,l->mem,p->scopebb());
delete l;
delete r;
elem* e = new elem;
e->val = tmp;
e->type = elem::VAR;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* DivExp::toElem(IRState* p)
{
Logger::print("DivExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
if (type->isunsigned())
e->val = llvm::BinaryOperator::createUDiv(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isintegral())
e->val = llvm::BinaryOperator::createSDiv(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isfloating())
e->val = llvm::BinaryOperator::createFDiv(l->getValue(),r->getValue(),"tmp",p->scopebb());
else
assert(0);
e->type = elem::VAL;
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* DivAssignExp::toElem(IRState* p)
{
Logger::print("DivAssignExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
llvm::Value* tmp;
if (type->isunsigned())
tmp = llvm::BinaryOperator::createUDiv(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isintegral())
tmp = llvm::BinaryOperator::createSDiv(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isfloating())
tmp = llvm::BinaryOperator::createFDiv(l->getValue(),r->getValue(),"tmp",p->scopebb());
else
assert(0);
/*llvm::Value* storeVal = l->storeVal ? l->storeVal : l->val;
if (storeVal->getType()->getContainedType(0) != tmp->getType())
{
tmp = LLVM_DtoPointedType(storeVal, tmp);
}*/
if (l->mem == 0)
LLVM_DtoGiveArgumentStorage(l);
new llvm::StoreInst(tmp,l->mem,p->scopebb());
delete l;
delete r;
elem* e = new elem;
e->val = tmp;
e->type = elem::VAR;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* ModExp::toElem(IRState* p)
{
Logger::print("ModExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
if (type->isunsigned())
e->val = llvm::BinaryOperator::createURem(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isintegral())
e->val = llvm::BinaryOperator::createSRem(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isfloating())
e->val = llvm::BinaryOperator::createFRem(l->getValue(),r->getValue(),"tmp",p->scopebb());
else
assert(0);
e->type = elem::VAL;
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* ModAssignExp::toElem(IRState* p)
{
Logger::print("ModAssignExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
llvm::Value* tmp;
if (type->isunsigned())
tmp = llvm::BinaryOperator::createURem(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isintegral())
tmp = llvm::BinaryOperator::createSRem(l->getValue(),r->getValue(),"tmp",p->scopebb());
else if (type->isfloating())
tmp = llvm::BinaryOperator::createFRem(l->getValue(),r->getValue(),"tmp",p->scopebb());
else
assert(0);
/*llvm::Value* storeVal = l->storeVal ? l->storeVal : l->val;
if (storeVal->getType()->getContainedType(0) != tmp->getType())
{
tmp = LLVM_DtoPointedType(storeVal, tmp);
}*/
if (l->mem == 0)
LLVM_DtoGiveArgumentStorage(l);
new llvm::StoreInst(tmp,l->mem,p->scopebb());
delete l;
delete r;
elem* e = new elem;
e->val = tmp;
e->type = elem::VAR;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* CallExp::toElem(IRState* p)
{
Logger::print("CallExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* e = new elem;
elem* fn = e1->toElem(p);
LINK dlink = LINKdefault;
bool delegateCall = false;
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty,0,false);
llvm::Value* one = llvm::ConstantInt::get(llvm::Type::Int32Ty,1,false);
// hidden struct return parameter handling
bool retinptr = false;
TypeFunction* tf = 0;
// regular functions
if (e1->type->ty == Tfunction) {
tf = (TypeFunction*)e1->type;
if (tf->llvmRetInPtr) {
retinptr = true;
}
dlink = tf->linkage;
}
// delegates
else if (e1->type->ty == Tdelegate) {
Logger::println("delegateTy = %s\n", e1->type->toChars());
assert(e1->type->next->ty == Tfunction);
tf = (TypeFunction*)e1->type->next;
if (tf->llvmRetInPtr) {
retinptr = true;
}
dlink = tf->linkage;
delegateCall = true;
}
// invalid
else {
assert(tf);
}
size_t n = arguments->dim;
if (fn->arg || delegateCall) n++;
if (retinptr) n++;
llvm::Value* funcval = fn->getValue();
assert(funcval != 0);
std::vector<llvm::Value*> llargs(n, 0);
const llvm::FunctionType* llfnty = 0;
// normal function call
if (llvm::isa<llvm::FunctionType>(funcval->getType())) {
llfnty = llvm::cast<llvm::FunctionType>(funcval->getType());
}
// pointer to something
else if (llvm::isa<llvm::PointerType>(funcval->getType())) {
// pointer to function pointer - I think this not really supposed to happen, but does :/
// seems like sometimes we get a func* other times a func**
if (llvm::isa<llvm::PointerType>(funcval->getType()->getContainedType(0))) {
funcval = new llvm::LoadInst(funcval,"tmp",p->scopebb());
}
// function pointer
if (llvm::isa<llvm::FunctionType>(funcval->getType()->getContainedType(0))) {
//Logger::cout() << "function pointer type:\n" << *funcval << '\n';
llfnty = llvm::cast<llvm::FunctionType>(funcval->getType()->getContainedType(0));
}
// struct pointer - delegate
else if (llvm::isa<llvm::StructType>(funcval->getType()->getContainedType(0))) {
funcval = LLVM_DtoGEP(funcval,zero,one,"tmp",p->scopebb());
funcval = new llvm::LoadInst(funcval,"tmp",p->scopebb());
const llvm::Type* ty = funcval->getType()->getContainedType(0);
llfnty = llvm::cast<llvm::FunctionType>(ty);
}
// unknown
else {
Logger::cout() << "what kind of pointer are we calling? : " << *funcval->getType() << '\n';
}
}
else {
Logger::cout() << "what are we calling? : " << *funcval << '\n';
}
assert(llfnty);
Logger::cout() << "Function LLVM type: " << *llfnty << '\n';
// argument handling
llvm::FunctionType::param_iterator argiter = llfnty->param_begin();
int j = 0;
// hidden struct return parameter
if (retinptr) {
if (!p->lvals.empty()) {
assert(llvm::isa<llvm::StructType>(p->toplval()->getType()->getContainedType(0)));
llargs[j] = p->toplval();
TY Dty = tf->next->ty;
if (Dty == Tstruct || Dty == Tdelegate || Dty == Tarray) {
e->inplace = true;
}
else
assert(0);
}
else {
llargs[j] = new llvm::AllocaInst(argiter->get()->getContainedType(0),"rettmp",p->topallocapoint());
}
++j;
++argiter;
e->type = elem::VAR;
}
else {
e->type = elem::VAL;
}
// this parameter
if (fn->arg) {
Logger::println("This Call");
if (fn->arg->getType() != argiter->get()) {
//Logger::cout() << *fn->thisparam << '|' << *argiter->get() << '\n';
llargs[j] = new llvm::BitCastInst(fn->arg, argiter->get(), "tmp", p->scopebb());
}
else {
llargs[j] = fn->arg;
}
++j;
++argiter;
}
// delegate context parameter
else if (delegateCall) {
Logger::println("Delegate Call");
llvm::Value* contextptr = LLVM_DtoGEP(fn->mem,zero,zero,"tmp",p->scopebb());
llargs[j] = new llvm::LoadInst(contextptr,"tmp",p->scopebb());
++j;
++argiter;
}
// regular parameters
for (int i=0; i<arguments->dim; i++,j++)
{
Expression* argexp = (Expression*)arguments->data[i];
elem* arg = argexp->toElem(p);
if (arg->inplace) {
assert(arg->mem);
llargs[j] = arg->mem;
continue;
}
Argument* fnarg = Argument::getNth(tf->parameters, i);
TY argty = argexp->type->ty;
if (argty == Tstruct || argty == Tdelegate || argty == Tarray) {
if (!fnarg || !fnarg->llvmCopy) {
llargs[j] = arg->getValue();
assert(llargs[j] != 0);
}
else {
llvm::Value* allocaInst = 0;
llvm::BasicBlock* entryblock = &p->topfunc()->front();
const llvm::PointerType* pty = llvm::cast<llvm::PointerType>(arg->mem->getType());
if (argty == Tstruct) {
allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", p->topallocapoint());
TypeStruct* ts = (TypeStruct*)argexp->type;
LLVM_DtoStructCopy(ts,allocaInst,arg->mem);
}
else if (argty == Tdelegate) {
allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", p->topallocapoint());
LLVM_DtoDelegateCopy(allocaInst,arg->mem);
}
else if (argty == Tarray) {
if (arg->type == elem::SLICE) {
allocaInst = new llvm::AllocaInst(LLVM_DtoType(argexp->type), "tmpparam", p->topallocapoint());
LLVM_DtoSetArray(allocaInst, arg->arg, arg->mem);
}
else {
allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", p->topallocapoint());
LLVM_DtoArrayAssign(allocaInst,arg->mem);
}
}
else
assert(0);
llargs[j] = allocaInst;
assert(llargs[j] != 0);
}
}
else if (!fnarg || fnarg->llvmCopy) {
Logger::println("regular arg");
assert(arg->type != elem::SLICE);
llargs[j] = arg->arg ? arg->arg : arg->getValue();
assert(llargs[j] != 0);
}
else {
Logger::println("as ptr arg");
llargs[j] = arg->mem ? arg->mem : arg->val;
if (llargs[j]->getType() != llfnty->getParamType(j))
{
assert(llargs[j]->getType() == llfnty->getParamType(j)->getContainedType(0));
LLVM_DtoGiveArgumentStorage(arg);
new llvm::StoreInst(llargs[j], arg->mem, p->scopebb());
llargs[j] = arg->mem;
}
assert(llargs[j] != 0);
}
delete arg;
}
// void returns cannot not be named
const char* varname = "";
if (llfnty->getReturnType() != llvm::Type::VoidTy)
varname = "tmp";
Logger::println("%d params passed", n);
for (int i=0; i<n; ++i)
{
Logger::cout() << *llargs[i] << '\n';
}
Logger::cout() << "Calling: " << *funcval->getType() << '\n';
// call the function
llvm::CallInst* call = new llvm::CallInst(funcval, llargs.begin(), llargs.end(), varname, p->scopebb());
if (retinptr)
e->mem = llargs[0];
else
e->val = call;
// set calling convention
if ((fn->funcdecl && (fn->funcdecl->llvmInternal != LLVMintrinsic)) || delegateCall)
call->setCallingConv(LLVM_DtoCallingConv(dlink));
else if (fn->callconv != (unsigned)-1)
call->setCallingConv(fn->callconv);
delete fn;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* CastExp::toElem(IRState* p)
{
Logger::print("CastExp::toElem: %s\n", toChars());
LOG_SCOPE;
elem* e = new elem;
elem* u = e1->toElem(p);
const llvm::Type* totype = LLVM_DtoType(to);
Type* from = e1->type;
int lsz = from->size();
int rsz = to->size();
// this makes sure the strange lvalue casts don't screw things up
e->mem = u->mem;
if (from->isintegral()) {
if (to->isintegral()) {
if (lsz < rsz) {
Logger::cout() << *totype << '\n';
if (from->isunsigned() || from->ty == Tbool) {
e->val = new llvm::ZExtInst(u->getValue(), totype, "tmp", p->scopebb());
} else {
e->val = new llvm::SExtInst(u->getValue(), totype, "tmp", p->scopebb());
}
}
else if (lsz > rsz) {
e->val = new llvm::TruncInst(u->getValue(), totype, "tmp", p->scopebb());
}
else {
e->val = new llvm::BitCastInst(u->getValue(), totype, "tmp", p->scopebb());
}
}
else if (to->isfloating()) {
if (from->isunsigned()) {
e->val = new llvm::UIToFPInst(u->getValue(), totype, "tmp", p->scopebb());
}
else {
e->val = new llvm::SIToFPInst(u->getValue(), totype, "tmp", p->scopebb());
}
}
else {
assert(0);
}
//e->storeVal = u->storeVal ? u->storeVal : u->val;
e->type = elem::VAL;
}
else if (from->isfloating()) {
if (to->isfloating()) {
if ((from->ty == Tfloat80 || from->ty == Tfloat64) && (to->ty == Tfloat80 || to->ty == Tfloat64)) {
e->val = u->getValue();
}
else if (lsz < rsz) {
e->val = new llvm::FPExtInst(u->getValue(), totype, "tmp", p->scopebb());
}
else if (lsz > rsz) {
e->val = new llvm::FPTruncInst(u->getValue(), totype, "tmp", p->scopebb());
}
else {
assert(0);
}
}
else if (to->isintegral()) {
if (to->isunsigned()) {
e->val = new llvm::FPToUIInst(u->getValue(), totype, "tmp", p->scopebb());
}
else {
e->val = new llvm::FPToSIInst(u->getValue(), totype, "tmp", p->scopebb());
}
}
else {
assert(0);
}
e->type = elem::VAL;
}
else if (from->ty == Tclass) {
//assert(to->ty == Tclass);
e->val = new llvm::BitCastInst(u->getValue(), totype, "tmp", p->scopebb());
e->type = elem::VAL;
}
else if (from->ty == Tarray || from->ty == Tsarray) {
Logger::cout() << "from array or sarray" << '\n';
if (to->ty == Tpointer) {
Logger::cout() << "to pointer" << '\n';
assert(from->next == to->next);
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* one = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1, false);
llvm::Value* ptr = LLVM_DtoGEP(u->getValue(),zero,one,"tmp",p->scopebb());
e->val = new llvm::LoadInst(ptr, "tmp", p->scopebb());
e->type = elem::VAL;
}
else if (to->ty == Tarray) {
Logger::cout() << "to array" << '\n';
assert(from->next->size() == to->next->size());
const llvm::Type* ptrty = LLVM_DtoType(to->next);
if (ptrty == llvm::Type::VoidTy)
ptrty = llvm::Type::Int8Ty;
ptrty = llvm::PointerType::get(ptrty);
if (u->type == elem::SLICE) {
e->mem = new llvm::BitCastInst(u->mem, ptrty, "tmp", p->scopebb());
e->arg = u->arg;
}
else {
llvm::Value* uval = u->getValue();
if (from->ty == Tsarray) {
Logger::cout() << "uvalTy = " << *uval->getType() << '\n';
assert(llvm::isa<llvm::PointerType>(uval->getType()));
const llvm::ArrayType* arrty = llvm::cast<llvm::ArrayType>(uval->getType()->getContainedType(0));
e->arg = llvm::ConstantInt::get(LLVM_DtoSize_t(), arrty->getNumElements(), false);
e->mem = new llvm::BitCastInst(uval, ptrty, "tmp", p->scopebb());
}
else {
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* one = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1, false);
e->arg = LLVM_DtoGEP(uval,zero,zero,"tmp",p->scopebb());
e->arg = new llvm::LoadInst(e->arg, "tmp", p->scopebb());
e->mem = LLVM_DtoGEP(uval,zero,one,"tmp",p->scopebb());
e->mem = new llvm::LoadInst(e->mem, "tmp", p->scopebb());
//Logger::cout() << *e->mem->getType() << '|' << *ptrty << '\n';
e->mem = new llvm::BitCastInst(e->mem, ptrty, "tmp", p->scopebb());
}
}
e->type = elem::SLICE;
}
else if (to->ty == Tsarray) {
Logger::cout() << "to sarray" << '\n';
assert(0);
}
else {
assert(0);
}
}
else if (from->ty == Tpointer) {
if (to->ty == Tpointer || to->ty == Tclass) {
llvm::Value* src = u->getValue();
//Logger::cout() << *src << '|' << *totype << '\n';
e->val = new llvm::BitCastInst(src, totype, "tmp", p->scopebb());
}
else if (to->isintegral()) {
e->val = new llvm::PtrToIntInst(u->getValue(), totype, "tmp", p->scopebb());
}
else
assert(0);
e->type = elem::VAL;
}
else {
assert(0);
}
delete u;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* SymOffExp::toElem(IRState* p)
{
Logger::print("SymOffExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = 0;
if (VarDeclaration* vd = var->isVarDeclaration())
{
Logger::println("VarDeclaration");
assert(vd->llvmValue);
if (vd->type->ty == Tstruct && !(type->ty == Tpointer && type->next == vd->type)) {
TypeStruct* vdt = (TypeStruct*)vd->type;
e = new elem;
std::vector<unsigned> dst(1,0);
vdt->sym->offsetToIndex(type->next, offset, dst);
llvm::Value* ptr = vd->llvmValue;
assert(ptr);
e->mem = LLVM_DtoGEP(ptr,dst,"tmp",p->scopebb());
e->type = elem::VAL;
e->field = true;
}
else if (vd->type->ty == Tsarray) {
/*e = new elem;
llvm::Value* idx0 = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
e->val = new llvm::GetElementPtrInst(vd->llvmValue,idx0,idx0,"tmp",p->scopebb());*/
e = new elem;
llvm::Value* idx0 = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
//llvm::Value* idx1 = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1, false);
e->mem = LLVM_DtoGEP(vd->llvmValue,idx0,idx0,"tmp",p->scopebb());
e->arg = vd->llvmValue;
e->type = elem::VAL;
}
else if (offset == 0) {
/*if (!vd->llvmValue)
vd->toObjFile();*/
assert(vd->llvmValue);
e = new elem;
e->mem = vd->llvmValue;
//e->vardecl = vd;
e->type = elem::VAL;
}
else {
assert(0);
}
}
else if (FuncDeclaration* fd = var->isFuncDeclaration())
{
Logger::println("FuncDeclaration");
e = new elem;
if (fd->llvmValue == 0)
fd->toObjFile();
e->val = fd->llvmValue;
//e->aspointer = true;
e->type = elem::FUNC;
}
assert(e != 0);
assert(e->type != elem::NONE);
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* PtrExp::toElem(IRState* p)
{
Logger::print("PtrExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* a = e1->toElem(p);
if (a->mem)
Logger::cout() << "mem: " << *a->mem << '\n';
if (a->val)
Logger::cout() << "val: " << *a->val << '\n';
if (a->field)
e->mem = a->mem;
else
e->mem = a->getValue();
e->type = elem::VAR;
delete a;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* DotVarExp::toElem(IRState* p)
{
Logger::print("DotVarExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
Logger::print("e1->type=%s\n", e1->type->toChars());
if (VarDeclaration* vd = var->isVarDeclaration()) {
std::vector<unsigned> vdoffsets(1,0);
llvm::Value* src = 0;
if (e1->type->ty == Tpointer) {
assert(e1->type->next->ty == Tstruct);
TypeStruct* ts = (TypeStruct*)e1->type->next;
ts->sym->offsetToIndex(vd->type, vd->offset, vdoffsets);
Logger::println("Struct member offset:%d", vd->offset);
src = l->val ? l->val : l->mem;
}
else if (e1->type->ty == Tclass) {
TypeClass* tc = (TypeClass*)e1->type;
Logger::println("Class member offset: %d", vd->offset);
tc->sym->offsetToIndex(vd->type, vd->offset, vdoffsets);
src = l->getValue();
}
assert(vdoffsets.size() != 1);
assert(src != 0);
llvm::Value* arrptr = LLVM_DtoGEP(src,vdoffsets,"tmp",p->scopebb());
e->mem = arrptr;
Logger::cout() << "mem: " << *e->mem << '\n';
e->type = elem::VAR;
}
else if (FuncDeclaration* fdecl = var->isFuncDeclaration())
{
if (fdecl->llvmValue == 0)
{
fdecl->toObjFile();
}
llvm::Value* funcval = fdecl->llvmValue;
e->arg = l->getValue();
// virtual call
if (fdecl->isVirtual()) {
assert(fdecl->vtblIndex > 0);
assert(e1->type->ty == Tclass);
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* vtblidx = llvm::ConstantInt::get(llvm::Type::Int32Ty, (size_t)fdecl->vtblIndex, false);
funcval = LLVM_DtoGEP(e->arg, zero, zero, "tmp", p->scopebb());
funcval = new llvm::LoadInst(funcval,"tmp",p->scopebb());
funcval = LLVM_DtoGEP(funcval, zero, vtblidx, "tmp", p->scopebb());
funcval = new llvm::LoadInst(funcval,"tmp",p->scopebb());
assert(funcval->getType() == fdecl->llvmValue->getType());
e->callconv = LLVM_DtoCallingConv(fdecl->linkage);
}
e->val = funcval;
e->type = elem::VAL;
}
else {
printf("unknown: %s\n", var->toChars());
assert(0);
}
delete l;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* ThisExp::toElem(IRState* p)
{
Logger::print("ThisExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
if (VarDeclaration* vd = var->isVarDeclaration()) {
/*assert(vd->llvmValue == 0);
llvm::Function* fn = p->topfunc();
assert(fn);
TypeFunction* tf = p->topfunctype();
assert(tf);
llvm::Value* v = 0;
if (tf->llvmRetInPtr)
v = ++fn->arg_begin();
else
v = fn->arg_begin();
assert(v);*/
llvm::Value* v = p->funcdecls.back()->llvmThisVar;
if (llvm::isa<llvm::AllocaInst>(v))
v = new llvm::LoadInst(v, "tmp", p->scopebb());
e->mem = v;
e->type = elem::VAL;
e->isthis = true;
}
else {
assert(0);
}
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* AddrExp::toElem(IRState* p)
{
Logger::print("AddrExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = e1->toElem(p);
e->field = true;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* StructLiteralExp::toElem(IRState* p)
{
Logger::print("StructLiteralExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
llvm::Value* sptr = 0;
// if there is no lval, this is probably a temporary struct literal. correct?
if (p->lvals.empty())
{
sptr = new llvm::AllocaInst(LLVM_DtoType(type),"tmpstructliteral",p->topallocapoint());
e->mem = sptr;
e->type = elem::VAR;
}
// already has memory
else
{
sptr = p->toplval();
}
assert(sptr);
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
unsigned n = elements->dim;
for (unsigned i=0; i<n; ++i)
{
llvm::Value* offset = llvm::ConstantInt::get(llvm::Type::Int32Ty, i, false);
llvm::Value* arrptr = LLVM_DtoGEP(sptr,zero,offset,"tmp",p->scopebb());
Expression* vx = (Expression*)elements->data[i];
if (vx != 0) {
elem* ve = vx->toElem(p);
llvm::Value* val = ve->getValue();
Logger::cout() << *val << " | " << *arrptr << '\n';
if (vx->type->ty == Tstruct) {
TypeStruct* ts = (TypeStruct*)vx->type;
LLVM_DtoStructCopy(ts,arrptr,val);
}
else
new llvm::StoreInst(val, arrptr, p->scopebb());
delete ve;
}
else {
assert(0);
}
}
e->inplace = true;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* IndexExp::toElem(IRState* p)
{
Logger::print("IndexExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
p->arrays.push_back(l->mem); // if $ is used it must be an array so this is fine.
elem* r = e2->toElem(p);
p->arrays.pop_back();
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* one = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1, false);
llvm::Value* arrptr = 0;
if (e1->type->ty == Tpointer) {
arrptr = new llvm::GetElementPtrInst(l->getValue(),r->getValue(),"tmp",p->scopebb());
}
else if (e1->type->ty == Tsarray) {
arrptr = LLVM_DtoGEP(l->mem, zero, r->getValue(),"tmp",p->scopebb());
}
else if (e1->type->ty == Tarray) {
arrptr = LLVM_DtoGEP(l->mem,zero,one,"tmp",p->scopebb());
arrptr = new llvm::LoadInst(arrptr,"tmp",p->scopebb());
arrptr = new llvm::GetElementPtrInst(arrptr,r->getValue(),"tmp",p->scopebb());
}
assert(arrptr);
e->mem = arrptr;
e->type = elem::VAR;
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* SliceExp::toElem(IRState* p)
{
Logger::print("SliceExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* v = e1->toElem(p);
elem* e = new elem;
assert(v->mem);
e->type = elem::SLICE;
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* one = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1, false);
// partial slice
if (lwr)
{
assert(upr);
p->arrays.push_back(v->mem);
elem* lo = lwr->toElem(p);
bool lwr_is_zero = false;
if (lo->type == elem::CONST)
{
assert(lo->val);
assert(llvm::isa<llvm::ConstantInt>(lo->val));
if (e1->type->ty == Tpointer) {
e->mem = v->getValue();
}
else if (e1->type->ty == Tarray) {
llvm::Value* tmp = LLVM_DtoGEP(v->mem,zero,one,"tmp",p->scopebb());
e->mem = new llvm::LoadInst(tmp,"tmp",p->scopebb());
}
else
assert(e->mem);
llvm::ConstantInt* c = llvm::cast<llvm::ConstantInt>(lo->val);
if (!(lwr_is_zero = c->isZero())) {
e->mem = new llvm::GetElementPtrInst(e->mem,lo->val,"tmp",p->scopebb());
}
}
else
{
llvm::Value* tmp = LLVM_DtoGEP(v->mem,zero,one,"tmp",p->scopebb());
tmp = new llvm::LoadInst(tmp,"tmp",p->scopebb());
e->mem = new llvm::GetElementPtrInst(tmp,lo->getValue(),"tmp",p->scopebb());
}
elem* up = upr->toElem(p);
p->arrays.pop_back();
if (up->type == elem::CONST)
{
assert(up->val);
assert(llvm::isa<llvm::ConstantInt>(up->val));
if (lwr_is_zero) {
e->arg = up->val;
}
else {
if (lo->type == elem::CONST) {
llvm::Constant* clo = llvm::cast<llvm::Constant>(lo->val);
llvm::Constant* cup = llvm::cast<llvm::Constant>(up->val);
e->arg = llvm::ConstantExpr::getSub(cup, clo);
}
else {
e->arg = llvm::BinaryOperator::createSub(up->val, lo->getValue(), "tmp", p->scopebb());
}
}
}
else
{
if (lwr_is_zero) {
e->arg = up->getValue();
}
else {
e->arg = llvm::BinaryOperator::createSub(up->getValue(), lo->getValue(), "tmp", p->scopebb());
}
}
delete lo;
delete up;
}
// full slice
else
{
e->mem = v->mem;
}
delete v;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* CmpExp::toElem(IRState* p)
{
Logger::print("CmpExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
assert(e1->type == e2->type);
Type* t = e1->type;
if (t->isintegral())
{
llvm::ICmpInst::Predicate cmpop;
switch(op)
{
case TOKlt:
cmpop = t->isunsigned() ? llvm::ICmpInst::ICMP_ULT : llvm::ICmpInst::ICMP_SLT;
break;
case TOKle:
cmpop = t->isunsigned() ? llvm::ICmpInst::ICMP_ULE : llvm::ICmpInst::ICMP_SLE;
break;
case TOKgt:
cmpop = t->isunsigned() ? llvm::ICmpInst::ICMP_UGT : llvm::ICmpInst::ICMP_SGT;
break;
case TOKge:
cmpop = t->isunsigned() ? llvm::ICmpInst::ICMP_UGE : llvm::ICmpInst::ICMP_SGE;
break;
default:
assert(0);
}
e->val = new llvm::ICmpInst(cmpop, l->getValue(), r->getValue(), "tmp", p->scopebb());
}
else if (t->isfloating())
{
llvm::FCmpInst::Predicate cmpop;
switch(op)
{
case TOKlt:
cmpop = llvm::FCmpInst::FCMP_OLT;break;
case TOKle:
cmpop = llvm::FCmpInst::FCMP_OLE;break;
case TOKgt:
cmpop = llvm::FCmpInst::FCMP_OGT;break;
case TOKge:
cmpop = llvm::FCmpInst::FCMP_OGE;break;
case TOKunord:
cmpop = llvm::FCmpInst::FCMP_UNO;break;
case TOKule:
cmpop = llvm::FCmpInst::FCMP_ULE;break;
case TOKul:
cmpop = llvm::FCmpInst::FCMP_ULT;break;
case TOKuge:
cmpop = llvm::FCmpInst::FCMP_UGE;break;
case TOKug:
cmpop = llvm::FCmpInst::FCMP_UGT;break;
case TOKue:
cmpop = llvm::FCmpInst::FCMP_UEQ;break;
case TOKlg:
cmpop = llvm::FCmpInst::FCMP_ONE;break;
case TOKleg:
cmpop = llvm::FCmpInst::FCMP_ORD;break;
default:
assert(0);
}
e->val = new llvm::FCmpInst(cmpop, l->getValue(), r->getValue(), "tmp", p->scopebb());
}
else
{
assert(0 && "Unsupported CmpExp type");
}
delete l;
delete r;
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* EqualExp::toElem(IRState* p)
{
Logger::print("EqualExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
assert(e1->type == e2->type);
Type* t = e1->type;
if (t->isintegral() || t->ty == Tpointer)
{
llvm::ICmpInst::Predicate cmpop;
switch(op)
{
case TOKequal:
cmpop = llvm::ICmpInst::ICMP_EQ;
break;
case TOKnotequal:
cmpop = llvm::ICmpInst::ICMP_NE;
break;
default:
assert(0);
}
e->val = new llvm::ICmpInst(cmpop, l->getValue(), r->getValue(), "tmp", p->scopebb());
}
else if (t->isfloating())
{
llvm::FCmpInst::Predicate cmpop;
switch(op)
{
case TOKequal:
cmpop = llvm::FCmpInst::FCMP_OEQ;
break;
case TOKnotequal:
cmpop = llvm::FCmpInst::FCMP_UNE;
break;
default:
assert(0);
}
e->val = new llvm::FCmpInst(cmpop, l->getValue(), r->getValue(), "tmp", p->scopebb());
}
else if (t->ty == Tarray)
{
// array comparison invokes the typeinfo runtime
assert(0);
}
else
{
assert(0 && "Unsupported EqualExp type");
}
delete l;
delete r;
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* PostExp::toElem(IRState* p)
{
Logger::print("PostExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* l = e1->toElem(p);
elem* r = e2->toElem(p);
elem* e = new elem;
e->mem = l->mem;
e->val = l->getValue();
e->type = elem::VAL;
llvm::Value* val = e->val;
llvm::Value* post = 0;
if (e1->type->isintegral())
{
assert(e2->type->isintegral());
llvm::Value* one = llvm::ConstantInt::get(val->getType(), 1, !e2->type->isunsigned());
if (op == TOKplusplus) {
post = llvm::BinaryOperator::createAdd(val,one,"tmp",p->scopebb());
}
else if (op == TOKminusminus) {
post = llvm::BinaryOperator::createSub(val,one,"tmp",p->scopebb());
}
}
else if (e1->type->ty == Tpointer)
{
assert(e2->type->isintegral());
llvm::Constant* minusone = llvm::ConstantInt::get(LLVM_DtoSize_t(),(uint64_t)-1,true);
llvm::Constant* plusone = llvm::ConstantInt::get(LLVM_DtoSize_t(),(uint64_t)1,false);
llvm::Constant* whichone = (op == TOKplusplus) ? plusone : minusone;
post = new llvm::GetElementPtrInst(val, whichone, "tmp", p->scopebb());
}
else if (e1->type->isfloating())
{
assert(e2->type->isfloating());
llvm::Value* one = llvm::ConstantFP::get(val->getType(), 1.0f);
if (op == TOKplusplus) {
post = llvm::BinaryOperator::createAdd(val,one,"tmp",p->scopebb());
}
else if (op == TOKminusminus) {
post = llvm::BinaryOperator::createSub(val,one,"tmp",p->scopebb());
}
}
else
assert(post);
//llvm::Value* tostore = l->storeVal ? l->storeVal : l->val;
new llvm::StoreInst(post,l->mem,p->scopebb());
delete l;
delete r;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* NewExp::toElem(IRState* p)
{
Logger::print("NewExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
assert(!thisexp);
assert(!newargs);
assert(newtype);
//assert(!arguments);
//assert(!member);
assert(!allocator);
elem* e = new elem;
const llvm::Type* t = LLVM_DtoType(newtype);
if (onstack) {
assert(newtype->ty == Tclass);
e->mem = new llvm::AllocaInst(t->getContainedType(0),"tmp",p->topallocapoint());
}
else {
if (newtype->ty == Tclass) {
e->mem = new llvm::MallocInst(t->getContainedType(0),"tmp",p->scopebb());
}
else if (newtype->ty == Tarray) {
assert(arguments);
if (arguments->dim == 1) {
elem* sz = ((Expression*)arguments->data[0])->toElem(p);
llvm::Value* dimval = sz->getValue();
LLVM_DtoNewDynArray(p->toplval(), dimval, newtype->next);
delete sz;
}
else {
assert(0);
}
}
else {
e->mem = new llvm::MallocInst(t,"tmp",p->scopebb());
}
}
if (newtype->ty == Tclass) {
// first apply the static initializer
assert(e->mem);
LLVM_DtoInitClass((TypeClass*)newtype, e->mem);
// then call constructor
if (arguments) {
std::vector<llvm::Value*> ctorargs;
ctorargs.push_back(e->mem);
for (size_t i=0; i<arguments->dim; ++i)
{
Expression* ex = (Expression*)arguments->data[i];
Logger::println("arg=%s", ex->toChars());
elem* exe = ex->toElem(p);
llvm::Value* v = exe->getValue();
assert(v);
ctorargs.push_back(v);
delete exe;
}
assert(member);
assert(member->llvmValue);
e->mem = new llvm::CallInst(member->llvmValue, ctorargs.begin(), ctorargs.end(), "tmp", p->scopebb());
}
}
else if (newtype->ty == Tstruct) {
TypeStruct* ts = (TypeStruct*)newtype;
if (ts->isZeroInit()) {
LLVM_DtoStructZeroInit(ts,e->mem);
}
else {
LLVM_DtoStructCopy(ts,e->mem,ts->llvmInit);
}
}
e->inplace = true;
e->type = elem::VAR;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* DeleteExp::toElem(IRState* p)
{
Logger::print("DeleteExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
//assert(e1->type->ty != Tclass);
elem* v = e1->toElem(p);
llvm::Value* val = v->getValue();
llvm::Value* ldval = 0;
const llvm::Type* t = val->getType();
llvm::Constant* z = llvm::Constant::getNullValue(t);
if (e1->type->ty == Tpointer) {
ldval = v->getValue();
new llvm::FreeInst(ldval, p->scopebb());
Logger::cout() << *z << '\n';
Logger::cout() << *val << '\n';
new llvm::StoreInst(z, v->mem, p->scopebb());
}
else if (e1->type->ty == Tclass) {
TypeClass* tc = (TypeClass*)e1->type;
LLVM_DtoCallClassDtors(tc, val);
if (v->vardecl && !v->vardecl->onstack) {
new llvm::FreeInst(val, p->scopebb());
}
new llvm::StoreInst(z, v->mem, p->scopebb());
}
else if (e1->type->ty == Tarray) {
// must be on the heap (correct?)
ldval = v->getValue();
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* one = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1, false);
llvm::Value* ptr = LLVM_DtoGEP(ldval,zero,one,"tmp",p->scopebb());
ptr = new llvm::LoadInst(ptr,"tmp",p->scopebb());
new llvm::FreeInst(ptr, p->scopebb());
LLVM_DtoNullArray(val);
}
else {
assert(0);
}
delete v;
// this expression produces no useful data
return 0;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* ArrayLengthExp::toElem(IRState* p)
{
Logger::print("ArrayLengthExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* u = e1->toElem(p);
if (p->inLvalue)
{
e->mem = u->mem;
e->type = elem::ARRAYLEN;
}
else
{
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* ptr = LLVM_DtoGEP(u->mem,zero,zero,"tmp",p->scopebb());
e->val = new llvm::LoadInst(ptr, "tmp", p->scopebb());
e->type = elem::VAL;
}
delete u;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* AssertExp::toElem(IRState* p)
{
Logger::print("AssertExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* u = e1->toElem(p);
elem* m = msg ? msg->toElem(p) : NULL;
llvm::Value* loca = llvm::ConstantInt::get(llvm::Type::Int32Ty, loc.linnum, false);
LLVM_DtoAssert(u->getValue(), loca, m ? m->val : NULL);
delete m;
delete u;
return new elem;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* NotExp::toElem(IRState* p)
{
Logger::print("NotExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* u = e1->toElem(p);
llvm::Value* b = LLVM_DtoBoolean(u->getValue());
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int1Ty, 0, true);
e->val = new llvm::ICmpInst(llvm::ICmpInst::ICMP_EQ,b,zero,"tmp",p->scopebb());
e->type = elem::VAL;
delete u;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* AndAndExp::toElem(IRState* p)
{
Logger::print("AndAndExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
// allocate a temporary for the final result. failed to come up with a better way :/
llvm::Value* resval = 0;
llvm::BasicBlock* entryblock = &p->topfunc()->front();
resval = new llvm::AllocaInst(llvm::Type::Int1Ty,"andandtmp",p->topallocapoint());
elem* e = new elem;
elem* u = e1->toElem(p);
llvm::BasicBlock* oldend = p->scopeend();
llvm::BasicBlock* andand = new llvm::BasicBlock("andand", gIR->topfunc(), oldend);
llvm::BasicBlock* andandend = new llvm::BasicBlock("andandend", gIR->topfunc(), oldend);
llvm::Value* ubool = LLVM_DtoBoolean(u->getValue());
new llvm::StoreInst(ubool,resval,p->scopebb());
new llvm::BranchInst(andand,andandend,ubool,p->scopebb());
p->scope() = IRScope(andand, andandend);
elem* v = e2->toElem(p);
llvm::Value* vbool = LLVM_DtoBoolean(v->getValue());
llvm::Value* uandvbool = llvm::BinaryOperator::create(llvm::BinaryOperator::And, ubool, vbool,"tmp",p->scopebb());
new llvm::StoreInst(uandvbool,resval,p->scopebb());
new llvm::BranchInst(andandend,p->scopebb());
delete u;
delete v;
p->scope() = IRScope(andandend, oldend);
e->val = new llvm::LoadInst(resval,"tmp",p->scopebb());
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* OrOrExp::toElem(IRState* p)
{
Logger::print("OrOrExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
// allocate a temporary for the final result. failed to come up with a better way :/
llvm::Value* resval = 0;
llvm::BasicBlock* entryblock = &p->topfunc()->front();
resval = new llvm::AllocaInst(llvm::Type::Int1Ty,"orortmp",p->topallocapoint());
elem* e = new elem;
elem* u = e1->toElem(p);
llvm::BasicBlock* oldend = p->scopeend();
llvm::BasicBlock* oror = new llvm::BasicBlock("oror", gIR->topfunc(), oldend);
llvm::BasicBlock* ororend = new llvm::BasicBlock("ororend", gIR->topfunc(), oldend);
llvm::Value* ubool = LLVM_DtoBoolean(u->getValue());
new llvm::StoreInst(ubool,resval,p->scopebb());
new llvm::BranchInst(ororend,oror,ubool,p->scopebb());
p->scope() = IRScope(oror, ororend);
elem* v = e2->toElem(p);
llvm::Value* vbool = LLVM_DtoBoolean(v->getValue());
new llvm::StoreInst(vbool,resval,p->scopebb());
new llvm::BranchInst(ororend,p->scopebb());
delete u;
delete v;
p->scope() = IRScope(ororend, oldend);
e->val = new llvm::LoadInst(resval,"tmp",p->scopebb());
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
#define BinBitExp(X,Y) \
elem* X##Exp::toElem(IRState* p) \
{ \
Logger::print("%sExp::toElem: %s | %s\n", #X, toChars(), type->toChars()); \
LOG_SCOPE; \
elem* e = new elem; \
elem* u = e1->toElem(p); \
elem* v = e2->toElem(p); \
e->val = llvm::BinaryOperator::create(llvm::Instruction::Y, u->getValue(), v->getValue(), "tmp", p->scopebb()); \
e->type = elem::VAL; \
delete u; \
delete v; \
return e; \
} \
\
elem* X##AssignExp::toElem(IRState* p) \
{ \
Logger::print("%sAssignExp::toElem: %s | %s\n", #X, toChars(), type->toChars()); \
LOG_SCOPE; \
elem* u = e1->toElem(p); \
elem* v = e2->toElem(p); \
llvm::Value* tmp = llvm::BinaryOperator::create(llvm::Instruction::Y, u->getValue(), v->getValue(), "tmp", p->scopebb()); \
Logger::cout() << *tmp << '|' << *u->mem << '\n'; \
if (u->mem == 0) \
LLVM_DtoGiveArgumentStorage(u); \
new llvm::StoreInst(LLVM_DtoPointedType(u->mem, tmp), u->mem, p->scopebb()); \
delete u; \
delete v; \
elem* e = new elem; \
e->mem = u->mem; \
e->type = elem::VAR; \
return e; \
}
BinBitExp(And,And);
BinBitExp(Or,Or);
BinBitExp(Xor,Xor);
BinBitExp(Shl,Shl);
BinBitExp(Shr,AShr);
BinBitExp(Ushr,LShr);
//////////////////////////////////////////////////////////////////////////////////////////
elem* HaltExp::toElem(IRState* p)
{
Logger::print("HaltExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
llvm::Value* loca = llvm::ConstantInt::get(llvm::Type::Int32Ty, loc.linnum, false);
LLVM_DtoAssert(llvm::ConstantInt::getFalse(), loca, NULL);
//new llvm::UnreachableInst(p->scopebb());
return 0;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* DelegateExp::toElem(IRState* p)
{
Logger::print("DelegateExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* u = e1->toElem(p);
llvm::Value* zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false);
llvm::Value* one = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1, false);
const llvm::Type* int8ptrty = llvm::PointerType::get(llvm::Type::Int8Ty);
llvm::Value* lval = p->toplval();
llvm::Value* context = LLVM_DtoGEP(lval,zero,zero,"tmp",p->scopebb());
llvm::Value* castcontext = new llvm::BitCastInst(u->getValue(),int8ptrty,"tmp",p->scopebb());
new llvm::StoreInst(castcontext, context, p->scopebb());
llvm::Value* fptr = LLVM_DtoGEP(lval,zero,one,"tmp",p->scopebb());
assert(func->llvmValue);
llvm::Value* castfptr = new llvm::BitCastInst(func->llvmValue,fptr->getType()->getContainedType(0),"tmp",p->scopebb());
new llvm::StoreInst(castfptr, fptr, p->scopebb());
e->inplace = true;
delete u;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* IdentityExp::toElem(IRState* p)
{
Logger::print("IdentityExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* u = e1->toElem(p);
elem* v = e2->toElem(p);
elem* e = new elem;
llvm::Value* l = u->getValue();
llvm::Value* r = 0;
if (v->type == elem::NUL)
r = llvm::ConstantPointerNull::get(llvm::cast<llvm::PointerType>(l->getType()));
else
r = v->getValue();
llvm::ICmpInst::Predicate pred = (op == TOKidentity) ? llvm::ICmpInst::ICMP_EQ : llvm::ICmpInst::ICMP_NE;
e->val = new llvm::ICmpInst(pred, l, r, "tmp", p->scopebb());
e->type = elem::VAL;
delete u;
delete v;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* CommaExp::toElem(IRState* p)
{
Logger::print("CommaExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* u = e1->toElem(p);
elem* v = e2->toElem(p);
delete u;
return v;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* CondExp::toElem(IRState* p)
{
Logger::print("CondExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
const llvm::Type* resty = LLVM_DtoType(type);
// allocate a temporary for the final result. failed to come up with a better way :/
llvm::BasicBlock* entryblock = &p->topfunc()->front();
llvm::Value* resval = new llvm::AllocaInst(resty,"condtmp",p->topallocapoint());
llvm::BasicBlock* oldend = p->scopeend();
llvm::BasicBlock* condtrue = new llvm::BasicBlock("condtrue", gIR->topfunc(), oldend);
llvm::BasicBlock* condfalse = new llvm::BasicBlock("condfalse", gIR->topfunc(), oldend);
llvm::BasicBlock* condend = new llvm::BasicBlock("condend", gIR->topfunc(), oldend);
elem* c = econd->toElem(p);
llvm::Value* cond_val = LLVM_DtoBoolean(c->getValue());
delete c;
new llvm::BranchInst(condtrue,condfalse,cond_val,p->scopebb());
p->scope() = IRScope(condtrue, condfalse);
elem* u = e1->toElem(p);
new llvm::StoreInst(u->getValue(),resval,p->scopebb());
new llvm::BranchInst(condend,p->scopebb());
delete u;
p->scope() = IRScope(condfalse, condend);
elem* v = e2->toElem(p);
new llvm::StoreInst(v->getValue(),resval,p->scopebb());
new llvm::BranchInst(condend,p->scopebb());
delete v;
p->scope() = IRScope(condend, oldend);
elem* e = new elem;
e->val = new llvm::LoadInst(resval,"tmp",p->scopebb());
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* ComExp::toElem(IRState* p)
{
Logger::print("ComExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* u = e1->toElem(p);
llvm::Value* value = u->getValue();
llvm::Value* minusone = llvm::ConstantInt::get(value->getType(), -1, true);
e->val = llvm::BinaryOperator::create(llvm::Instruction::Xor, value, minusone, "tmp", p->scopebb());
delete u;
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* NegExp::toElem(IRState* p)
{
Logger::print("NegExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
elem* e = new elem;
elem* l = e1->toElem(p);
llvm::Value* val = l->getValue();
delete l;
llvm::Value* zero = 0;
if (type->isintegral())
zero = llvm::ConstantInt::get(val->getType(), 0, true);
else if (type->isfloating()) {
if (type->ty == Tfloat32)
zero = llvm::ConstantFP::get(val->getType(), float(0));
else if (type->ty == Tfloat64 || type->ty == Tfloat80)
zero = llvm::ConstantFP::get(val->getType(), double(0));
else
assert(0);
}
else
assert(0);
e->val = llvm::BinaryOperator::createSub(zero,val,"tmp",p->scopebb());
e->type = elem::VAL;
return e;
}
//////////////////////////////////////////////////////////////////////////////////////////
elem* CatExp::toElem(IRState* p)
{
Logger::print("CatExp::toElem: %s | %s\n", toChars(), type->toChars());
LOG_SCOPE;
assert(0 && "array concatenation is not yet implemented");
elem* lhs = e1->toElem(p);
elem* rhs = e2->toElem(p);
// determine new size
delete lhs;
delete rhs;
return 0;
}
//////////////////////////////////////////////////////////////////////////////////////////
#define STUB(x) elem *x::toElem(IRState * p) {error("Exp type "#x" not implemented: %s", toChars()); fatal(); return 0; }
//STUB(IdentityExp);
//STUB(CondExp);
//STUB(EqualExp);
STUB(InExp);
//STUB(CmpExp);
//STUB(AndAndExp);
//STUB(OrOrExp);
//STUB(AndExp);
//STUB(AndAssignExp);
//STUB(OrExp);
//STUB(OrAssignExp);
//STUB(XorExp);
//STUB(XorAssignExp);
//STUB(ShrExp);
//STUB(ShrAssignExp);
//STUB(ShlExp);
//STUB(ShlAssignExp);
//STUB(UshrExp);
//STUB(UshrAssignExp);
//STUB(DivExp);
//STUB(DivAssignExp);
//STUB(MulExp);
//STUB(MulAssignExp);
//STUB(ModExp);
//STUB(ModAssignExp);
//STUB(CatExp);
STUB(CatAssignExp);
//STUB(AddExp);
//STUB(AddAssignExp);
STUB(Expression);
//STUB(MinExp);
//STUB(MinAssignExp);
//STUB(PostExp);
//STUB(NullExp);
//STUB(ThisExp);
//STUB(CallExp);
STUB(DotTypeExp);
STUB(TypeDotIdExp);
//STUB(DotVarExp);
//STUB(AssertExp);
STUB(FuncExp);
//STUB(DelegateExp);
//STUB(VarExp);
//STUB(DeclarationExp);
//STUB(NewExp);
//STUB(SymOffExp);
STUB(ScopeExp);
//STUB(AssignExp);
STUB(TypeExp);
//STUB(RealExp);
STUB(ComplexExp);
//STUB(StringExp);
//STUB(IntegerExp);
STUB(BoolExp);
//STUB(NotExp);
//STUB(ComExp);
//STUB(NegExp);
//STUB(PtrExp);
//STUB(AddrExp);
//STUB(SliceExp);
//STUB(CastExp);
//STUB(DeleteExp);
//STUB(IndexExp);
//STUB(CommaExp);
//STUB(ArrayLengthExp);
//STUB(HaltExp);
STUB(RemoveExp);
STUB(ArrayLiteralExp);
STUB(AssocArrayLiteralExp);
//STUB(StructLiteralExp);
unsigned Type::totym() { return 0; }
type * Type::toCtype()
{
assert(0);
return 0;
}
type * Type::toCParamtype()
{
assert(0);
return 0;
}
Symbol * Type::toSymbol()
{
assert(0);
return 0;
}
type *
TypeTypedef::toCtype()
{
assert(0);
return 0;
}
type *
TypeTypedef::toCParamtype()
{
assert(0);
return 0;
}
void
TypedefDeclaration::toDebug()
{
assert(0);
}
type *
TypeEnum::toCtype()
{
assert(0);
return 0;
}
type *
TypeStruct::toCtype()
{
assert(0);
return 0;
}
void
StructDeclaration::toDebug()
{
assert(0);
}
Symbol * TypeClass::toSymbol()
{
assert(0);
return 0;
}
unsigned TypeFunction::totym()
{
assert(0);
return 0;
}
type * TypeFunction::toCtype()
{
assert(0);
return 0;
}
type * TypeSArray::toCtype()
{
assert(0);
return 0;
}
type *TypeSArray::toCParamtype()
{
assert(0);
return 0;
}
type * TypeDArray::toCtype()
{
assert(0);
return 0;
}
type * TypeAArray::toCtype()
{
assert(0);
return 0;
}
type * TypePointer::toCtype()
{
assert(0);
return 0;
}
type * TypeDelegate::toCtype()
{
assert(0);
return 0;
}
type * TypeClass::toCtype()
{
assert(0);
return 0;
}
void ClassDeclaration::toDebug()
{
assert(0);
}
//////////////////////////////////////////////////////////////////////////////
void
EnumDeclaration::toDebug()
{
assert(0);
}
int Dsymbol::cvMember(unsigned char*)
{
assert(0);
return 0;
}
int EnumDeclaration::cvMember(unsigned char*)
{
assert(0);
return 0;
}
int FuncDeclaration::cvMember(unsigned char*)
{
assert(0);
return 0;
}
int VarDeclaration::cvMember(unsigned char*)
{
assert(0);
return 0;
}
int TypedefDeclaration::cvMember(unsigned char*)
{
assert(0);
return 0;
}
void obj_includelib(char*){}
AsmStatement::AsmStatement(Loc loc, Token *tokens) :
Statement(loc)
{
assert(0);
}
Statement *AsmStatement::syntaxCopy()
{
assert(0);
return 0;
}
Statement *AsmStatement::semantic(Scope *sc)
{
return Statement::semantic(sc);
}
void AsmStatement::toCBuffer(OutBuffer *buf, HdrGenState *hgs)
{
Statement::toCBuffer(buf, hgs);
}
int AsmStatement::comeFrom()
{
assert(0);
return FALSE;
}
void
backend_init()
{
// now lazily loaded
//LLVM_D_InitRuntime();
}
void
backend_term()
{
LLVM_D_FreeRuntime();
}