view gen/binops.cpp @ 1083:c1e9f612e2e2

Fix for dual operand form of fistp, also make reg ST(0) explicit and fix lindquists previous code that allowed dual operand form of fstp but dissallowed the single operand form accidently
author Kelly Wilson <wilsonk cpsc.ucalgary.ca>
date Tue, 10 Mar 2009 06:23:26 -0600
parents ca2dfe98036c
children cc5fee7836dc
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#include "gen/llvm.h"

#include "declaration.h"

#include "gen/irstate.h"
#include "gen/tollvm.h"
#include "gen/dvalue.h"

//////////////////////////////////////////////////////////////////////////////

DValue* DtoBinAdd(DValue* lhs, DValue* rhs)
{
    LLValue* v = gIR->ir->CreateAdd(lhs->getRVal(), rhs->getRVal(), "tmp");
    return new DImValue( lhs->getType(), v );
}

//////////////////////////////////////////////////////////////////////////////

DValue* DtoBinSub(DValue* lhs, DValue* rhs)
{
    LLValue* v = gIR->ir->CreateSub(lhs->getRVal(), rhs->getRVal(), "tmp");
    return new DImValue( lhs->getType(), v );
}

//////////////////////////////////////////////////////////////////////////////

DValue* DtoBinMul(Type* targettype, DValue* lhs, DValue* rhs)
{
    LLValue* v = gIR->ir->CreateMul(lhs->getRVal(), rhs->getRVal(), "tmp");
    return new DImValue( targettype, v );
}

//////////////////////////////////////////////////////////////////////////////

DValue* DtoBinDiv(Type* targettype, DValue* lhs, DValue* rhs)
{
    Type* t = lhs->getType();
    LLValue *l, *r;
    l = lhs->getRVal();
    r = rhs->getRVal();
    LLValue* res;
    if (t->isfloating())
        res = gIR->ir->CreateFDiv(l, r, "tmp");
    else if (!t->isunsigned())
        res = gIR->ir->CreateSDiv(l, r, "tmp");
    else
        res = gIR->ir->CreateUDiv(l, r, "tmp");
    return new DImValue( targettype, res );
}

//////////////////////////////////////////////////////////////////////////////

DValue* DtoBinRem(Type* targettype, DValue* lhs, DValue* rhs)
{
    Type* t = lhs->getType();
    LLValue *l, *r;
    l = lhs->getRVal();
    r = rhs->getRVal();
    LLValue* res;
    if (t->isfloating())
        res = gIR->ir->CreateFRem(l, r, "tmp");
    else if (!t->isunsigned())
        res = gIR->ir->CreateSRem(l, r, "tmp");
    else
        res = gIR->ir->CreateURem(l, r, "tmp");
    return new DImValue( targettype, res );
}