Gallivm: make it compile again, add some opcodes.

1 files changed, 702 insertions, 466 deletions

diff --git a/src/gallium/auxiliary/gallivm/instructions.cpp b/src/gallium/auxiliary/gallivm/instructions.cpp
index a82dc30306..5fdfe09d18 100644
--- a/src/gallium/auxiliary/gallivm/instructions.cpp
+++ b/src/gallium/auxiliary/gallivm/instructions.cpp
@@ -83,6 +83,7 @@ Instructions::Instructions(llvm::Module *mod, llvm::Function *func, llvm::BasicB
    m_llvmPow   = 0;
    m_llvmFloor = 0;
    m_llvmFlog  = 0;
+   m_llvmFexp  = 0;
    m_llvmLit  = 0;
    m_fmtPtr = 0;
 
@@ -92,194 +93,247 @@ Instructions::Instructions(llvm::Module *mod, llvm::Function *func, llvm::BasicB
    m_mod = ParseBitcodeFile(buffer);
 }
 
-llvm::Value * Instructions::add(llvm::Value *in1, llvm::Value *in2)
+llvm::BasicBlock * Instructions::currentBlock() const
 {
-   return m_builder.CreateAdd(in1, in2, name("add"));
+   return m_builder.GetInsertBlock();
 }
 
-llvm::Value * Instructions::madd(llvm::Value *in1, llvm::Value *in2,
-                                 llvm::Value *in3)
+llvm::Value * Instructions::abs(llvm::Value *in)
 {
-   Value *mulRes = mul(in1, in2);
-   return add(mulRes, in3);
+   std::vector<llvm::Value*> vec = extractVector(in);
+   Value *xabs  = callFAbs(vec[0]);
+   Value *yabs  = callFAbs(vec[1]);
+   Value *zabs  = callFAbs(vec[2]);
+   Value *wabs  = callFAbs(vec[3]);
+   return vectorFromVals(xabs, yabs, zabs, wabs);
 }
- 
-llvm::Value * Instructions::mul(llvm::Value *in1, llvm::Value *in2)
+
+llvm::Value * Instructions::add(llvm::Value *in1, llvm::Value *in2)
 {
-   return m_builder.CreateMul(in1, in2, name("mul"));
+   return m_builder.CreateAdd(in1, in2, name("add"));
 }
 
-const char * Instructions::name(const char *prefix)
+llvm::Value * Instructions::arl(llvm::Value *in)
 {
-   ++m_idx;
-   snprintf(m_name, 32, "%s%d", prefix, m_idx);
-   return m_name;
+   return floor(in);
 }
 
-llvm::Value * Instructions::dp3(llvm::Value *in1, llvm::Value *in2)
+void Instructions::beginLoop()
 {
-   Value *mulRes = mul(in1, in2);
-   Value *x = m_builder.CreateExtractElement(mulRes,
-                                                          m_storage->constantInt(0),
-                                                          name("extractx"));
-   Value *y = m_builder.CreateExtractElement(mulRes,
-                                                          m_storage->constantInt(1),
-                                                          name("extracty"));
-   Value *z = m_builder.CreateExtractElement(mulRes,
-                                                          m_storage->constantInt(2),
-                                                          name("extractz"));
-   Value *xy = m_builder.CreateAdd(x, y,name("xy"));
-   Value *dot3 = m_builder.CreateAdd(xy, z, name("dot3"));
-   return vectorFromVals(dot3, dot3, dot3, dot3);
+   BasicBlock *begin = BasicBlock::Create(name("loop"), m_func,0);
+   BasicBlock *end = BasicBlock::Create(name("endloop"), m_func,0);
+
+   m_builder.CreateBr(begin);
+   Loop loop;
+   loop.begin = begin;
+   loop.end   = end;
+   m_builder.SetInsertPoint(begin);
+   m_loopStack.push(loop);
 }
 
-llvm::Value *Instructions::callFSqrt(llvm::Value *val)
+void Instructions::bgnSub(unsigned label)
 {
-   if (!m_llvmFSqrt) {
-      // predeclare the intrinsic
-      std::vector<const Type*> fsqrtArgs;
-      fsqrtArgs.push_back(Type::FloatTy);
-      PAListPtr fsqrtPal;
-      FunctionType* fsqrtType = FunctionType::get(
-         /*Result=*/Type::FloatTy,
-         /*Params=*/fsqrtArgs,
-         /*isVarArg=*/false);
-      m_llvmFSqrt = Function::Create(
-         /*Type=*/fsqrtType,
-         /*Linkage=*/GlobalValue::ExternalLinkage,
-         /*Name=*/"llvm.sqrt.f32", m_mod);
-      m_llvmFSqrt->setCallingConv(CallingConv::C);
-      m_llvmFSqrt->setParamAttrs(fsqrtPal);
-   }
-   CallInst *call = m_builder.CreateCall(m_llvmFSqrt, val,
-                                         name("sqrt"));
-   call->setCallingConv(CallingConv::C);
-   call->setTailCall(false);
-   return call;
+   llvm::Function *func = findFunction(label);
+
+   Function::arg_iterator args = func->arg_begin();
+   Value *ptr_INPUT = args++;
+   ptr_INPUT->setName("INPUT");
+   m_storage->pushArguments(ptr_INPUT);
+
+   llvm::BasicBlock *entry = BasicBlock::Create("entry", func, 0);
+
+   m_func = func;
+   m_builder.SetInsertPoint(entry);
 }
 
-llvm::Value * Instructions::rsq(llvm::Value *in1)
+void Instructions::brk()
 {
-   Value *x = m_builder.CreateExtractElement(in1,
-                                             m_storage->constantInt(0),
-                                             name("extractx"));
-   Value *abs  = callFAbs(x);
-   Value *sqrt = callFSqrt(abs);
+   assert(!m_loopStack.empty());
+   BasicBlock *unr = BasicBlock::Create(name("unreachable"), m_func,0);
+   m_builder.CreateBr(m_loopStack.top().end);
+   m_builder.SetInsertPoint(unr);
+}
 
-   Value *rsqrt = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)),
-                                       sqrt,
-                                       name("rsqrt"));
-   return vectorFromVals(rsqrt, rsqrt, rsqrt, rsqrt);
+void Instructions::cal(int label, llvm::Value *input)
+{
+   std::vector<Value*> params;
+   params.push_back(input);
+   llvm::Function *func = findFunction(label);
+
+   m_builder.CreateCall(func, params.begin(), params.end());
 }
 
-llvm::Value * Instructions::vectorFromVals(llvm::Value *x, llvm::Value *y,
-                                           llvm::Value *z, llvm::Value *w)
+llvm::Value * Instructions::clamp(llvm::Value *in1)
 {
-   Constant *const_vec = Constant::getNullValue(m_floatVecType);
-   Value *res = m_builder.CreateInsertElement(const_vec, x,
-                                              m_storage->constantInt(0),
-                                              name("vecx"));
-   res = m_builder.CreateInsertElement(res, y, m_storage->constantInt(1),
-                               name("vecxy"));
-   res = m_builder.CreateInsertElement(res, z, m_storage->constantInt(2),
-                               name("vecxyz"));
-   if (w)
-      res = m_builder.CreateInsertElement(res, w, m_storage->constantInt(3),
-                                          name("vecxyzw"));
-   return res;
+	// FIXME
 }
 
-llvm::Value *Instructions::callFAbs(llvm::Value *val)
+llvm::Value * Instructions::cmp(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3)
 {
-   if (!m_llvmFAbs) {
-      // predeclare the intrinsic
-      std::vector<const Type*> fabsArgs;
-      fabsArgs.push_back(Type::FloatTy);
-      PAListPtr fabsPal;
-      FunctionType* fabsType = FunctionType::get(
-         /*Result=*/Type::FloatTy,
-         /*Params=*/fabsArgs,
-         /*isVarArg=*/false);
-      m_llvmFAbs = Function::Create(
-         /*Type=*/fabsType,
-         /*Linkage=*/GlobalValue::ExternalLinkage,
-         /*Name=*/"fabs", m_mod);
-      m_llvmFAbs->setCallingConv(CallingConv::C);
-      m_llvmFAbs->setParamAttrs(fabsPal);
-   }
-   CallInst *call = m_builder.CreateCall(m_llvmFAbs, val,
-                                         name("fabs"));
-   call->setCallingConv(CallingConv::C);
+   llvm::Function *func = m_mod->getFunction("cmp");
+   assert(func);
+
+   std::vector<Value*> params;
+   params.push_back(in1);
+   params.push_back(in2);
+   params.push_back(in3);
+   CallInst *call = m_builder.CreateCall(func, params.begin(), params.end(), name("cmpres"));
    call->setTailCall(false);
    return call;
 }
 
-llvm::Value * Instructions::lit(llvm::Value *in)
+llvm::Value * Instructions::cnd(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3)
 {
-   if (!m_llvmLit) {
-      m_llvmLit = m_mod->getFunction("lit");
-   }
-   CallInst *call = m_builder.CreateCall(m_llvmLit, in, name("litres"));
-   call->setCallingConv(CallingConv::C);
-   call->setTailCall(false);
-   return call;
+   std::vector<llvm::Value*> vec1 = extractVector(in1);
+   std::vector<llvm::Value*> vec2 = extractVector(in2);
+   std::vector<llvm::Value*> vec3 = extractVector(in3);
+   Constant *half = ConstantFP::get(APFloat(0.5f));
+
+   Value *xcmp  = m_builder.CreateFCmpOGT(vec1[0], half, name("xcmp"));
+   Value *selx = m_builder.CreateSelect(xcmp, vec2[0], vec3[0],
+                                        name("selx"));
+
+   Value *ycmp  = m_builder.CreateFCmpOGT(vec1[1], half, name("ycmp"));
+   Value *sely = m_builder.CreateSelect(ycmp, vec2[1], vec3[1],
+                                        name("sely"));
+
+   Value *zcmp  = m_builder.CreateFCmpOGT(vec1[2], half, name("zcmp"));
+   Value *selz = m_builder.CreateSelect(zcmp, vec2[2], vec3[2],
+                                        name("selz"));
+
+   Value *wcmp  = m_builder.CreateFCmpOGT(vec1[3], half, name("wcmp"));
+   Value *selw = m_builder.CreateSelect(wcmp, vec2[3], vec3[3],
+                                        name("selw"));
+
+   return vectorFromVals(selx, sely, selz, selw);
 }
 
-llvm::Value * Instructions::sub(llvm::Value *in1, llvm::Value *in2)
+llvm::Value * Instructions::cnd0(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3)
 {
-   Value *res = m_builder.CreateSub(in1, in2, name("sub"));
-   return res;
+   std::vector<llvm::Value*> vec1 = extractVector(in1);
+   std::vector<llvm::Value*> vec2 = extractVector(in2);
+   std::vector<llvm::Value*> vec3 = extractVector(in3);
+   Constant *zero = Constant::getNullValue(Type::FloatTy);
+
+   Value *xcmp  = m_builder.CreateFCmpOGE(vec1[0], zero, name("xcmp"));
+   Value *selx = m_builder.CreateSelect(xcmp, vec2[0], vec3[0],
+                                        name("selx"));
+
+   Value *ycmp  = m_builder.CreateFCmpOGE(vec1[1], zero, name("ycmp"));
+   Value *sely = m_builder.CreateSelect(ycmp, vec2[1], vec3[1],
+                                        name("sely"));
+
+   Value *zcmp  = m_builder.CreateFCmpOGE(vec1[2], zero, name("zcmp"));
+   Value *selz = m_builder.CreateSelect(zcmp, vec2[2], vec3[2],
+                                        name("selz"));
+
+   Value *wcmp  = m_builder.CreateFCmpOGE(vec1[3], zero, name("wcmp"));
+   Value *selw = m_builder.CreateSelect(wcmp, vec2[3], vec3[3],
+                                        name("selw"));
+
+   return vectorFromVals(selx, sely, selz, selw);
 }
 
-llvm::Value * Instructions::callPow(llvm::Value *val1, llvm::Value *val2)
+llvm::Value * Instructions::cos(llvm::Value *in)
 {
-   if (!m_llvmPow) {
-      // predeclare the intrinsic
-      std::vector<const Type*> powArgs;
-      powArgs.push_back(Type::FloatTy);
-      powArgs.push_back(Type::FloatTy);
-      PAListPtr powPal;
-      FunctionType* powType = FunctionType::get(
-         /*Result=*/Type::FloatTy,
-         /*Params=*/powArgs,
-         /*isVarArg=*/false);
-      m_llvmPow = Function::Create(
-         /*Type=*/powType,
-         /*Linkage=*/GlobalValue::ExternalLinkage,
-         /*Name=*/"llvm.pow.f32", m_mod);
-      m_llvmPow->setCallingConv(CallingConv::C);
-      m_llvmPow->setParamAttrs(powPal);
-   }
-   std::vector<Value*> params;
-   params.push_back(val1);
-   params.push_back(val2);
-   CallInst *call = m_builder.CreateCall(m_llvmPow, params.begin(), params.end(),
-                                         name("pow"));
-   call->setCallingConv(CallingConv::C);
+#if 0
+   llvm::Function *func = m_mod->getFunction("vcos");
+   assert(func);
+
+   CallInst *call = m_builder.CreateCall(func, in, name("cosres"));
    call->setTailCall(false);
    return call;
+#else
+   std::vector<llvm::Value*> elems = extractVector(in);
+   Function *func = m_mod->getFunction("cosf");
+   assert(func);
+   CallInst *cos = m_builder.CreateCall(func, elems[0], name("cosres"));
+   cos->setCallingConv(CallingConv::C);
+   cos->setTailCall(true);
+   return vectorFromVals(cos, cos, cos, cos);
+#endif
 }
 
-llvm::Value * Instructions::pow(llvm::Value *in1, llvm::Value *in2)
+llvm::Value * Instructions::cross(llvm::Value *in1, llvm::Value *in2)
 {
    Value *x1 = m_builder.CreateExtractElement(in1,
                                               m_storage->constantInt(0),
                                               name("x1"));
+   Value *y1 = m_builder.CreateExtractElement(in1,
+                                              m_storage->constantInt(1),
+                                              name("y1"));
+   Value *z1 = m_builder.CreateExtractElement(in1,
+                                              m_storage->constantInt(2),
+                                              name("z1"));
+
    Value *x2 = m_builder.CreateExtractElement(in2,
                                               m_storage->constantInt(0),
                                               name("x2"));
-   llvm::Value *val = callPow(x1, x2);
-   return vectorFromVals(val, val, val, val);
+   Value *y2 = m_builder.CreateExtractElement(in2,
+                                              m_storage->constantInt(1),
+                                              name("y2"));
+   Value *z2 = m_builder.CreateExtractElement(in2,
+                                              m_storage->constantInt(2),
+                                              name("z2"));
+   Value *y1z2 = mul(y1, z2);
+   Value *z1y2 = mul(z1, y2);
+
+   Value *z1x2 = mul(z1, x2);
+   Value *x1z2 = mul(x1, z2);
+
+   Value *x1y2 = mul(x1, y2);
+   Value *y1x2 = mul(y1, x2);
+
+   return vectorFromVals(sub(y1z2, z1y2), sub(z1x2, x1z2), sub(x1y2, y1x2));
 }
 
-llvm::Value * Instructions::rcp(llvm::Value *in1)
+llvm::Value * Instructions::ddx(llvm::Value *in)
 {
-   Value *x1 = m_builder.CreateExtractElement(in1,
-                                              m_storage->constantInt(0),
-                                              name("x1"));
-   Value *res = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)),
-                                     x1, name("rcp"));
-   return vectorFromVals(res, res, res, res);
+	// FIXME
+}
+
+llvm::Value * Instructions::ddy(llvm::Value *in)
+{
+	// FIXME
+}
+
+llvm::Value * Instructions::div(llvm::Value *in1, llvm::Value *in2)
+{
+   return m_builder.CreateFDiv(in1, in2, name("div"));
+}
+
+llvm::Value * Instructions::dot2add(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3)
+{
+   Value *mulRes = mul(in1, in2);
+   Value *x = m_builder.CreateExtractElement(mulRes,
+                                                          m_storage->constantInt(0),
+                                                          name("extractx"));
+   Value *y = m_builder.CreateExtractElement(mulRes,
+                                                          m_storage->constantInt(1),
+                                                          name("extracty"));
+   Value *z = m_builder.CreateExtractElement(in3,
+                                                          m_storage->constantInt(2),
+                                                          name("extractz"));
+   Value *xy = m_builder.CreateAdd(x, y,name("xy"));
+   Value *dot2add = m_builder.CreateAdd(xy, z, name("dot2add"));
+   return vectorFromVals(dot2add, dot2add, dot2add, dot2add);
+}
+
+llvm::Value * Instructions::dp3(llvm::Value *in1, llvm::Value *in2)
+{
+   Value *mulRes = mul(in1, in2);
+   Value *x = m_builder.CreateExtractElement(mulRes,
+                                                          m_storage->constantInt(0),
+                                                          name("extractx"));
+   Value *y = m_builder.CreateExtractElement(mulRes,
+                                                          m_storage->constantInt(1),
+                                                          name("extracty"));
+   Value *z = m_builder.CreateExtractElement(mulRes,
+                                                          m_storage->constantInt(2),
+                                                          name("extractz"));
+   Value *xy = m_builder.CreateAdd(x, y,name("xy"));
+   Value *dot3 = m_builder.CreateAdd(xy, z, name("dot3"));
+   return vectorFromVals(dot3, dot3, dot3, dot3);
 }
 
 llvm::Value * Instructions::dp4(llvm::Value *in1, llvm::Value *in2)
@@ -321,6 +375,53 @@ llvm::Value * Instructions::dst(llvm::Value *in1, llvm::Value *in2)
                          ry, z, w);
 }
 
+void Instructions::elseop()
+{
+   assert(!m_ifStack.empty());
+   BasicBlock *ifend = BasicBlock::Create(name("ifend"), m_func,0);
+   m_builder.CreateBr(ifend);
+   m_builder.SetInsertPoint(m_ifStack.top());
+   currentBlock()->setName(name("ifelse"));
+   m_ifStack.pop();
+   m_ifStack.push(ifend);
+}
+
+void Instructions::endif()
+{
+   assert(!m_ifStack.empty());
+   m_builder.CreateBr(m_ifStack.top());
+   m_builder.SetInsertPoint(m_ifStack.top());
+   m_ifStack.pop();
+}
+
+void Instructions::endLoop()
+{
+   assert(!m_loopStack.empty());
+   Loop loop = m_loopStack.top();
+   m_builder.CreateBr(loop.begin);
+   loop.end->moveAfter(currentBlock());
+   m_builder.SetInsertPoint(loop.end);
+   m_loopStack.pop();
+}
+
+void Instructions::end()
+{
+   m_builder.CreateRetVoid();
+}
+
+void Instructions::endSub()
+{
+   m_func = 0;
+   m_builder.SetInsertPoint(0);
+}
+
+llvm::Value * Instructions::exp(llvm::Value *in)
+{
+   std::vector<llvm::Value*> vec = extractVector(in);
+   return vectorFromVals(callFExp(vec[0]), callFExp(vec[1]),
+                             callFExp(vec[2]), callFExp(vec[3]));
+}
+
 llvm::Value * Instructions::ex2(llvm::Value *in)
 {
    llvm::Value *val = callPow(ConstantFP::get(APFloat(2.f)),
@@ -330,31 +431,6 @@ llvm::Value * Instructions::ex2(llvm::Value *in)
    return vectorFromVals(val, val, val, val);
 }
 
-llvm::Value * Instructions::callFloor(llvm::Value *val)
-{
-   if (!m_llvmFloor) {
-      // predeclare the intrinsic
-      std::vector<const Type*> floorArgs;
-      floorArgs.push_back(Type::FloatTy);
-      PAListPtr floorPal;
-      FunctionType* floorType = FunctionType::get(
-         /*Result=*/Type::FloatTy,
-         /*Params=*/floorArgs,
-         /*isVarArg=*/false);
-      m_llvmFloor = Function::Create(
-         /*Type=*/floorType,
-         /*Linkage=*/GlobalValue::ExternalLinkage,
-         /*Name=*/"floorf", m_mod);
-      m_llvmFloor->setCallingConv(CallingConv::C);
-      m_llvmFloor->setParamAttrs(floorPal);
-   }
-   CallInst *call =  m_builder.CreateCall(m_llvmFloor, val,
-                                          name("floorf"));
-   call->setCallingConv(CallingConv::C);
-   call->setTailCall(false);
-   return call;
-}
-
 llvm::Value * Instructions::floor(llvm::Value *in)
 {
    std::vector<llvm::Value*> vec = extractVector(in);
@@ -362,42 +438,52 @@ llvm::Value * Instructions::floor(llvm::Value *in)
                          callFloor(vec[2]), callFloor(vec[3]));
 }
 
-llvm::Value * Instructions::arl(llvm::Value *in)
-{
-   return floor(in);
-}
-
 llvm::Value * Instructions::frc(llvm::Value *in)
 {
    llvm::Value *flr = floor(in);
    return sub(in, flr);
 }
 
-llvm::Value * Instructions::callFLog(llvm::Value *val)
+void Instructions::ifop(llvm::Value *in)
 {
-   if (!m_llvmFlog) {
-      // predeclare the intrinsic
-      std::vector<const Type*> flogArgs;
-      flogArgs.push_back(Type::FloatTy);
-      PAListPtr flogPal;
-      FunctionType* flogType = FunctionType::get(
-         /*Result=*/Type::FloatTy,
-         /*Params=*/flogArgs,
-         /*isVarArg=*/false);
-      m_llvmFlog = Function::Create(
-         /*Type=*/flogType,
-         /*Linkage=*/GlobalValue::ExternalLinkage,
-         /*Name=*/"logf", m_mod);
-      m_llvmFlog->setCallingConv(CallingConv::C);
-      m_llvmFlog->setParamAttrs(flogPal);
-   }
-   CallInst *call = m_builder.CreateCall(m_llvmFlog, val,
-                                         name("logf"));
-   call->setCallingConv(CallingConv::C);
+   BasicBlock *ifthen = BasicBlock::Create(name("ifthen"), m_func,0);
+   BasicBlock *ifend = BasicBlock::Create(name("ifthenend"), m_func,0);
+
+   //BasicBlock *yblock = new BasicBlock(name("yblock"), m_func,0);
+   //BasicBlock *zblock = new BasicBlock(name("zblock"), m_func,0);
+   //BasicBlock *wblock = new BasicBlock(name("wblock"), m_func,0);
+
+   Constant *float0 = Constant::getNullValue(Type::FloatTy);
+
+   Value *x = m_builder.CreateExtractElement(in, m_storage->constantInt(0),
+                                             name("extractx"));
+   Value *xcmp = m_builder.CreateFCmpUNE(x, float0, name("xcmp"));
+   m_builder.CreateCondBr(xcmp, ifthen, ifend);
+   //m_builder.SetInsertPoint(yblock);
+
+   m_builder.SetInsertPoint(ifthen);
+   m_ifStack.push(ifend);
+}
+
+llvm::Value * Instructions::kil(llvm::Value *in)
+{
+   llvm::Function *func = m_mod->getFunction("kil");
+   assert(func);
+
+   CallInst *call = m_builder.CreateCall(func, in, name("kilpres"));
    call->setTailCall(false);
    return call;
 }
 
+llvm::Value * Instructions::lerp(llvm::Value *in1, llvm::Value *in2,
+                                 llvm::Value *in3)
+{
+   llvm::Value *m = mul(in1, in2);
+   llvm::Value *vec1 = constVector(1.f, 1.f, 1.f, 1.f);
+   llvm::Value *s = sub(vec1, in1);
+   return add(m, mul(s, in3));
+}
+
 llvm::Value * Instructions::lg2(llvm::Value *in)
 {
    std::vector<llvm::Value*> vec = extractVector(in);
@@ -407,142 +493,170 @@ llvm::Value * Instructions::lg2(llvm::Value *in)
                              callFLog(vec[2]), callFLog(vec[3])), const_vec);
 }
 
-llvm::Value * Instructions::min(llvm::Value *in1, llvm::Value *in2)
+llvm::Value * Instructions::lit(llvm::Value *in)
+{
+   if (!m_llvmLit) {
+      m_llvmLit = m_mod->getFunction("lit");
+   }
+   CallInst *call = m_builder.CreateCall(m_llvmLit, in, name("litres"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value * Instructions::log(llvm::Value *in)
+{
+   std::vector<llvm::Value*> vec = extractVector(in);
+   return vectorFromVals(callFLog(vec[0]), callFLog(vec[1]),
+                             callFLog(vec[2]), callFLog(vec[3]));
+}
+
+llvm::Value * Instructions::madd(llvm::Value *in1, llvm::Value *in2,
+                                 llvm::Value *in3)
+{
+   Value *mulRes = mul(in1, in2);
+   return add(mulRes, in3);
+}
+
+llvm::Value * Instructions::max(llvm::Value *in1, llvm::Value *in2)
 {
    std::vector<llvm::Value*> vec1 = extractVector(in1);
    std::vector<llvm::Value*> vec2 = extractVector(in2);
 
-   Value *xcmp  = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp"));
+   Value *xcmp  = m_builder.CreateFCmpOGT(vec1[0], vec2[0],
+                                          name("xcmp"));
    Value *selx = m_builder.CreateSelect(xcmp, vec1[0], vec2[0],
                                         name("selx"));
 
-   Value *ycmp  = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp"));
+   Value *ycmp  = m_builder.CreateFCmpOGT(vec1[1], vec2[1],
+                                          name("ycmp"));
    Value *sely = m_builder.CreateSelect(ycmp, vec1[1], vec2[1],
                                         name("sely"));
 
-   Value *zcmp  = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp"));
+   Value *zcmp  = m_builder.CreateFCmpOGT(vec1[2], vec2[2],
+                                          name("zcmp"));
    Value *selz = m_builder.CreateSelect(zcmp, vec1[2], vec2[2],
                                         name("selz"));
 
-   Value *wcmp  = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp"));
+   Value *wcmp  = m_builder.CreateFCmpOGT(vec1[3], vec2[3],
+                                          name("wcmp"));
    Value *selw = m_builder.CreateSelect(wcmp, vec1[3], vec2[3],
                                         name("selw"));
 
    return vectorFromVals(selx, sely, selz, selw);
 }
 
-llvm::Value * Instructions::max(llvm::Value *in1, llvm::Value *in2)
+llvm::Value * Instructions::min(llvm::Value *in1, llvm::Value *in2)
 {
    std::vector<llvm::Value*> vec1 = extractVector(in1);
    std::vector<llvm::Value*> vec2 = extractVector(in2);
 
-   Value *xcmp  = m_builder.CreateFCmpOGT(vec1[0], vec2[0],
-                                          name("xcmp"));
+   Value *xcmp  = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp"));
    Value *selx = m_builder.CreateSelect(xcmp, vec1[0], vec2[0],
                                         name("selx"));
 
-   Value *ycmp  = m_builder.CreateFCmpOGT(vec1[1], vec2[1],
-                                          name("ycmp"));
+   Value *ycmp  = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp"));
    Value *sely = m_builder.CreateSelect(ycmp, vec1[1], vec2[1],
                                         name("sely"));
 
-   Value *zcmp  = m_builder.CreateFCmpOGT(vec1[2], vec2[2],
-                                          name("zcmp"));
+   Value *zcmp  = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp"));
    Value *selz = m_builder.CreateSelect(zcmp, vec1[2], vec2[2],
                                         name("selz"));
 
-   Value *wcmp  = m_builder.CreateFCmpOGT(vec1[3], vec2[3],
-                                          name("wcmp"));
+   Value *wcmp  = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp"));
    Value *selw = m_builder.CreateSelect(wcmp, vec1[3], vec2[3],
                                         name("selw"));
 
    return vectorFromVals(selx, sely, selz, selw);
 }
 
-void Instructions::printVector(llvm::Value *val)
+llvm::Value * Instructions::mul(llvm::Value *in1, llvm::Value *in2)
 {
-   static const char *frmt = "Vector is [%f, %f, %f, %f]\x0A";
+   return m_builder.CreateMul(in1, in2, name("mul"));
+}
 
-   if (!m_fmtPtr) {
-      Constant *format = ConstantArray::get(frmt, true);
-      ArrayType *arrayTy = ArrayType::get(IntegerType::get(8), strlen(frmt) + 1);
-      GlobalVariable* globalFormat = new GlobalVariable(
-         /*Type=*/arrayTy,
-         /*isConstant=*/true,
-         /*Linkage=*/GlobalValue::InternalLinkage,
-         /*Initializer=*/0, // has initializer, specified below
-         /*Name=*/name(".str"),
-         m_mod);
-      globalFormat->setInitializer(format);
+llvm::Value * Instructions::neg(llvm::Value *in)
+{
+   Value *neg = m_builder.CreateNeg(in, name("neg"));
+   return neg;
+}
 
-      Constant* const_int0 = Constant::getNullValue(IntegerType::get(32));
-      std::vector<Constant*> const_ptr_21_indices;
-      const_ptr_21_indices.push_back(const_int0);
-      const_ptr_21_indices.push_back(const_int0);
-      m_fmtPtr = ConstantExpr::getGetElementPtr(globalFormat,
-                                                &const_ptr_21_indices[0], const_ptr_21_indices.size());
-   }
+llvm::Value * Instructions::pow(llvm::Value *in1, llvm::Value *in2)
+{
+   Value *x1 = m_builder.CreateExtractElement(in1,
+                                              m_storage->constantInt(0),
+                                              name("x1"));
+   Value *x2 = m_builder.CreateExtractElement(in2,
+                                              m_storage->constantInt(0),
+                                              name("x2"));
+   llvm::Value *val = callPow(x1, x2);
+   return vectorFromVals(val, val, val, val);
+}
 
-   Function *func_printf = m_mod->getFunction("printf");
-   if (!func_printf)
-      func_printf = declarePrintf();
-   assert(func_printf);
-   std::vector<llvm::Value*> vec = extractVector(val);
-   Value *dx = m_builder.CreateFPExt(vec[0], Type::DoubleTy, name("dx"));
-   Value *dy = m_builder.CreateFPExt(vec[1], Type::DoubleTy, name("dy"));
-   Value *dz = m_builder.CreateFPExt(vec[2], Type::DoubleTy, name("dz"));
-   Value *dw = m_builder.CreateFPExt(vec[3], Type::DoubleTy, name("dw"));
-   std::vector<Value*> params;
-   params.push_back(m_fmtPtr);
-   params.push_back(dx);
-   params.push_back(dy);
-   params.push_back(dz);
-   params.push_back(dw);
-   CallInst *call = m_builder.CreateCall(func_printf, params.begin(), params.end(),
-                                         name("printf"));
-   call->setCallingConv(CallingConv::C);
-   call->setTailCall(true);
+llvm::Value * Instructions::rcp(llvm::Value *in1)
+{
+   Value *x1 = m_builder.CreateExtractElement(in1,
+                                              m_storage->constantInt(0),
+                                              name("x1"));
+   Value *res = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)),
+                                     x1, name("rcp"));
+   return vectorFromVals(res, res, res, res);
 }
 
-llvm::Function * Instructions::declarePrintf()
+llvm::Value * Instructions::rsq(llvm::Value *in1)
 {
-   std::vector<const Type*> args;
-   PAListPtr params;
-   FunctionType* funcTy = FunctionType::get(
-      /*Result=*/IntegerType::get(32),
-      /*Params=*/args,
-      /*isVarArg=*/true);
-   Function* func_printf = Function::Create(
-      /*Type=*/funcTy,
-      /*Linkage=*/GlobalValue::ExternalLinkage,
-      /*Name=*/"printf", m_mod);
-   func_printf->setCallingConv(CallingConv::C);
-   func_printf->setParamAttrs(params);
-   return func_printf;
+   Value *x = m_builder.CreateExtractElement(in1,
+                                             m_storage->constantInt(0),
+                                             name("extractx"));
+   Value *abs  = callFAbs(x);
+   Value *sqrt = callFSqrt(abs);
+
+   Value *rsqrt = m_builder.CreateFDiv(ConstantFP::get(APFloat(1.f)),
+                                       sqrt,
+                                       name("rsqrt"));
+   return vectorFromVals(rsqrt, rsqrt, rsqrt, rsqrt);
 }
 
+llvm::Value * Instructions::scs(llvm::Value *in)
+{
+   llvm::Function *func = m_mod->getFunction("scs");
+   assert(func);
 
-llvm::Value * Instructions::sgt(llvm::Value *in1, llvm::Value *in2)
+   CallInst *call = m_builder.CreateCall(func, in, name("scsres"));
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value * Instructions::seq(llvm::Value *in1, llvm::Value *in2)
 {
    Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f));
    Constant *const0f = Constant::getNullValue(Type::FloatTy);
 
    std::vector<llvm::Value*> vec1 = extractVector(in1);
    std::vector<llvm::Value*> vec2 = extractVector(in2);
-   Value *xcmp = m_builder.CreateFCmpOGT(vec1[0], vec2[0], name("xcmp"));
+
+   Value *xcmp = m_builder.CreateFCmpOEQ(vec1[0], vec2[0], name("xcmp"));
    Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel"));
 
-   Value *ycmp = m_builder.CreateFCmpOGT(vec1[1], vec2[1], name("ycmp"));
+   Value *ycmp = m_builder.CreateFCmpOEQ(vec1[1], vec2[1], name("ycmp"));
    Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel"));
 
-   Value *zcmp = m_builder.CreateFCmpOGT(vec1[2], vec2[2], name("zcmp"));
+   Value *zcmp = m_builder.CreateFCmpOEQ(vec1[2], vec2[2], name("zcmp"));
    Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel"));
 
-   Value *wcmp = m_builder.CreateFCmpOGT(vec1[3], vec2[3], name("wcmp"));
+   Value *wcmp = m_builder.CreateFCmpOEQ(vec1[3], vec2[3], name("wcmp"));
    Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel"));
 
    return vectorFromVals(x, y, z, w);
 }
+
+llvm::Value * Instructions::sfl(llvm::Value *in1, llvm::Value *in2)
+{
+   Constant *const0f = Constant::getNullValue(Type::FloatTy);
+
+   return vectorFromVals(const0f, const0f, const0f, const0f);
+}
+
 llvm::Value * Instructions::sge(llvm::Value *in1, llvm::Value *in2)
 {
    Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f));
@@ -566,157 +680,118 @@ llvm::Value * Instructions::sge(llvm::Value *in1, llvm::Value *in2)
    return vectorFromVals(x, y, z, w);
 }
 
-
-llvm::Value * Instructions::slt(llvm::Value *in1, llvm::Value *in2)
+llvm::Value * Instructions::sgt(llvm::Value *in1, llvm::Value *in2)
 {
    Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f));
    Constant *const0f = Constant::getNullValue(Type::FloatTy);
 
    std::vector<llvm::Value*> vec1 = extractVector(in1);
    std::vector<llvm::Value*> vec2 = extractVector(in2);
-
-   Value *xcmp = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp"));
+   Value *xcmp = m_builder.CreateFCmpOGT(vec1[0], vec2[0], name("xcmp"));
    Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel"));
 
-   Value *ycmp = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp"));
+   Value *ycmp = m_builder.CreateFCmpOGT(vec1[1], vec2[1], name("ycmp"));
    Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel"));
 
-   Value *zcmp = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp"));
+   Value *zcmp = m_builder.CreateFCmpOGT(vec1[2], vec2[2], name("zcmp"));
    Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel"));
 
-   Value *wcmp = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp"));
+   Value *wcmp = m_builder.CreateFCmpOGT(vec1[3], vec2[3], name("wcmp"));
    Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel"));
 
    return vectorFromVals(x, y, z, w);
 }
 
-llvm::Value * Instructions::cross(llvm::Value *in1, llvm::Value *in2)
+llvm::Value * Instructions::sin(llvm::Value *in)
 {
-   Value *x1 = m_builder.CreateExtractElement(in1,
-                                              m_storage->constantInt(0),
-                                              name("x1"));
-   Value *y1 = m_builder.CreateExtractElement(in1,
-                                              m_storage->constantInt(1),
-                                              name("y1"));
-   Value *z1 = m_builder.CreateExtractElement(in1,
-                                              m_storage->constantInt(2),
-                                              name("z1"));
+   llvm::Function *func = m_mod->getFunction("vsin");
+   assert(func);
 
-   Value *x2 = m_builder.CreateExtractElement(in2,
-                                              m_storage->constantInt(0),
-                                              name("x2"));
-   Value *y2 = m_builder.CreateExtractElement(in2,
-                                              m_storage->constantInt(1),
-                                              name("y2"));
-   Value *z2 = m_builder.CreateExtractElement(in2,
-                                              m_storage->constantInt(2),
-                                              name("z2"));
-   Value *y1z2 = mul(y1, z2);
-   Value *z1y2 = mul(z1, y2);
+   CallInst *call = m_builder.CreateCall(func, in, name("sinres"));
+   call->setTailCall(false);
+   return call;
+}
 
-   Value *z1x2 = mul(z1, x2);
-   Value *x1z2 = mul(x1, z2);
+llvm::Value * Instructions::sle(llvm::Value *in1, llvm::Value *in2)
+{
+   Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f));
+   Constant *const0f = Constant::getNullValue(Type::FloatTy);
 
-   Value *x1y2 = mul(x1, y2);
-   Value *y1x2 = mul(y1, x2);
+   std::vector<llvm::Value*> vec1 = extractVector(in1);
+   std::vector<llvm::Value*> vec2 = extractVector(in2);
 
-   return vectorFromVals(sub(y1z2, z1y2), sub(z1x2, x1z2), sub(x1y2, y1x2));
-}
+   Value *xcmp = m_builder.CreateFCmpOLE(vec1[0], vec2[0], name("xcmp"));
+   Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel"));
 
+   Value *ycmp = m_builder.CreateFCmpOLE(vec1[1], vec2[1], name("ycmp"));
+   Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel"));
 
-llvm::Value * Instructions::abs(llvm::Value *in)
-{
-   std::vector<llvm::Value*> vec = extractVector(in);
-   Value *xabs  = callFAbs(vec[0]);
-   Value *yabs  = callFAbs(vec[1]);
-   Value *zabs  = callFAbs(vec[2]);
-   Value *wabs  = callFAbs(vec[3]);
-   return vectorFromVals(xabs, yabs, zabs, wabs);
+   Value *zcmp = m_builder.CreateFCmpOLE(vec1[2], vec2[2], name("zcmp"));
+   Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel"));
+
+   Value *wcmp = m_builder.CreateFCmpOLE(vec1[3], vec2[3], name("wcmp"));
+   Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel"));
+
+   return vectorFromVals(x, y, z, w);
 }
 
-void Instructions::ifop(llvm::Value *in)
+llvm::Value * Instructions::slt(llvm::Value *in1, llvm::Value *in2)
 {
-   BasicBlock *ifthen = BasicBlock::Create(name("ifthen"), m_func,0);
-   BasicBlock *ifend = BasicBlock::Create(name("ifthenend"), m_func,0);
+   Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f));
+   Constant *const0f = Constant::getNullValue(Type::FloatTy);
 
-   //BasicBlock *yblock = new BasicBlock(name("yblock"), m_func,0);
-   //BasicBlock *zblock = new BasicBlock(name("zblock"), m_func,0);
-   //BasicBlock *wblock = new BasicBlock(name("wblock"), m_func,0);
+   std::vector<llvm::Value*> vec1 = extractVector(in1);
+   std::vector<llvm::Value*> vec2 = extractVector(in2);
 
-   Constant *float0 = Constant::getNullValue(Type::FloatTy);
+   Value *xcmp = m_builder.CreateFCmpOLT(vec1[0], vec2[0], name("xcmp"));
+   Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel"));
 
-   Value *x = m_builder.CreateExtractElement(in, m_storage->constantInt(0),
-                                             name("extractx"));
-   Value *xcmp = m_builder.CreateFCmpUNE(x, float0, name("xcmp"));
-   m_builder.CreateCondBr(xcmp, ifthen, ifend);
-   //m_builder.SetInsertPoint(yblock);
+   Value *ycmp = m_builder.CreateFCmpOLT(vec1[1], vec2[1], name("ycmp"));
+   Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel"));
 
-   m_builder.SetInsertPoint(ifthen);
-   m_ifStack.push(ifend);
-}
+   Value *zcmp = m_builder.CreateFCmpOLT(vec1[2], vec2[2], name("zcmp"));
+   Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel"));
 
-llvm::BasicBlock * Instructions::currentBlock() const
-{
-   return m_builder.GetInsertBlock();
-}
+   Value *wcmp = m_builder.CreateFCmpOLT(vec1[3], vec2[3], name("wcmp"));
+   Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel"));
 
-void Instructions::elseop()
-{
-   assert(!m_ifStack.empty());
-   BasicBlock *ifend = BasicBlock::Create(name("ifend"), m_func,0);
-   m_builder.CreateBr(ifend);
-   m_builder.SetInsertPoint(m_ifStack.top());
-   currentBlock()->setName(name("ifelse"));
-   m_ifStack.pop();
-   m_ifStack.push(ifend);
+   return vectorFromVals(x, y, z, w);
 }
 
-void Instructions::endif()
+llvm::Value * Instructions::sne(llvm::Value *in1, llvm::Value *in2)
 {
-   assert(!m_ifStack.empty());
-   m_builder.CreateBr(m_ifStack.top());
-   m_builder.SetInsertPoint(m_ifStack.top());
-   m_ifStack.pop();
-}
+   Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f));
+   Constant *const0f = Constant::getNullValue(Type::FloatTy);
 
-llvm::Value * Instructions::lerp(llvm::Value *in1, llvm::Value *in2,
-                                 llvm::Value *in3)
-{
-   llvm::Value *m = mul(in1, in2);
-   llvm::Value *vec1 = constVector(1.f, 1.f, 1.f, 1.f);
-   llvm::Value *s = sub(vec1, in1);
-   return add(m, mul(s, in3));
-}
+   std::vector<llvm::Value*> vec1 = extractVector(in1);
+   std::vector<llvm::Value*> vec2 = extractVector(in2);
 
-void Instructions::beginLoop()
-{
-   BasicBlock *begin = BasicBlock::Create(name("loop"), m_func,0);
-   BasicBlock *end = BasicBlock::Create(name("endloop"), m_func,0);
+   Value *xcmp = m_builder.CreateFCmpONE(vec1[0], vec2[0], name("xcmp"));
+   Value *x = m_builder.CreateSelect(xcmp, const1f, const0f, name("xsel"));
 
-   m_builder.CreateBr(begin);
-   Loop loop;
-   loop.begin = begin;
-   loop.end   = end;
-   m_builder.SetInsertPoint(begin);
-   m_loopStack.push(loop);
+   Value *ycmp = m_builder.CreateFCmpONE(vec1[1], vec2[1], name("ycmp"));
+   Value *y = m_builder.CreateSelect(ycmp, const1f, const0f, name("ysel"));
+
+   Value *zcmp = m_builder.CreateFCmpONE(vec1[2], vec2[2], name("zcmp"));
+   Value *z = m_builder.CreateSelect(zcmp, const1f, const0f, name("zsel"));
+
+   Value *wcmp = m_builder.CreateFCmpONE(vec1[3], vec2[3], name("wcmp"));
+   Value *w = m_builder.CreateSelect(wcmp, const1f, const0f, name("wsel"));
+
+   return vectorFromVals(x, y, z, w);
 }
 
-void Instructions::endLoop()
+llvm::Value * Instructions::str(llvm::Value *in1, llvm::Value *in2)
 {
-   assert(!m_loopStack.empty());
-   Loop loop = m_loopStack.top();
-   m_builder.CreateBr(loop.begin);
-   loop.end->moveAfter(currentBlock());
-   m_builder.SetInsertPoint(loop.end);
-   m_loopStack.pop();
+   Constant *const1f = ConstantFP::get(APFloat(1.000000e+00f));
+
+   return vectorFromVals(const1f, const1f, const1f, const1f);
 }
 
-void Instructions::brk()
+llvm::Value * Instructions::sub(llvm::Value *in1, llvm::Value *in2)
 {
-   assert(!m_loopStack.empty());
-   BasicBlock *unr = BasicBlock::Create(name("unreachable"), m_func,0);
-   m_builder.CreateBr(m_loopStack.top().end);
-   m_builder.SetInsertPoint(unr);
+   Value *res = m_builder.CreateSub(in1, in2, name("sub"));
+   return res;
 }
 
 llvm::Value * Instructions::trunc(llvm::Value *in)
@@ -741,18 +816,273 @@ llvm::Value * Instructions::trunc(llvm::Value *in)
    return vectorFromVals(fx, fy, fz, fw);
 }
 
-void Instructions::end()
+llvm::Value * Instructions::x2d(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3)
 {
-   m_builder.CreateRetVoid();
+   std::vector<llvm::Value*> vec1 = extractVector(in1);
+   std::vector<llvm::Value*> vec2 = extractVector(in2);
+   std::vector<llvm::Value*> vec3 = extractVector(in3);
+
+   Value *x2x3 = m_builder.CreateMul( vec2[0], vec3[0], name("x2x3"));
+   Value *y2y3 = m_builder.CreateMul( vec2[1], vec3[1], name("y2y3"));
+   Value *x1px2x3 = m_builder.CreateAdd (vec1[0], x2x3, name("x1 + x2x3"));
+   Value *x1px2x3py2y3 = m_builder.CreateAdd (x1px2x3, y2y3, name("x1 + x2x3 + y2y3"));
+
+   Value *x2z3 = m_builder.CreateMul( vec2[0], vec3[2], name("x2z3"));
+   Value *y2w3 = m_builder.CreateMul( vec2[1], vec3[3], name("y2w3"));
+   Value *y1px2z3 = m_builder.CreateAdd (vec1[1], x2z3, name("y1 + x2z3"));
+   Value *y1px2z3py2w3 = m_builder.CreateAdd (y1px2z3, y2w3, name("y1 + x2z3 + y2w3"));
+
+   return vectorFromVals(x1px2x3py2y3, y1px2z3py2w3, x1px2x3py2y3, y1px2z3py2w3);
 }
 
-void Instructions::cal(int label, llvm::Value *input)
+void Instructions::printVector(llvm::Value *val)
 {
+   static const char *frmt = "Vector is [%f, %f, %f, %f]\x0A";
+
+   if (!m_fmtPtr) {
+      Constant *format = ConstantArray::get(frmt, true);
+      ArrayType *arrayTy = ArrayType::get(IntegerType::get(8), strlen(frmt) + 1);
+      GlobalVariable* globalFormat = new GlobalVariable(
+         /*Type=*/arrayTy,
+         /*isConstant=*/true,
+         /*Linkage=*/GlobalValue::InternalLinkage,
+         /*Initializer=*/0, // has initializer, specified below
+         /*Name=*/name(".str"),
+         m_mod);
+      globalFormat->setInitializer(format);
+
+      Constant* const_int0 = Constant::getNullValue(IntegerType::get(32));
+      std::vector<Constant*> const_ptr_21_indices;
+      const_ptr_21_indices.push_back(const_int0);
+      const_ptr_21_indices.push_back(const_int0);
+      m_fmtPtr = ConstantExpr::getGetElementPtr(globalFormat,
+                                                &const_ptr_21_indices[0], const_ptr_21_indices.size());
+   }
+
+   Function *func_printf = m_mod->getFunction("printf");
+   if (!func_printf)
+      func_printf = declarePrintf();
+   assert(func_printf);
+   std::vector<llvm::Value*> vec = extractVector(val);
+   Value *dx = m_builder.CreateFPExt(vec[0], Type::DoubleTy, name("dx"));
+   Value *dy = m_builder.CreateFPExt(vec[1], Type::DoubleTy, name("dy"));
+   Value *dz = m_builder.CreateFPExt(vec[2], Type::DoubleTy, name("dz"));
+   Value *dw = m_builder.CreateFPExt(vec[3], Type::DoubleTy, name("dw"));
    std::vector<Value*> params;
-   params.push_back(input);
-   llvm::Function *func = findFunction(label);
+   params.push_back(m_fmtPtr);
+   params.push_back(dx);
+   params.push_back(dy);
+   params.push_back(dz);
+   params.push_back(dw);
+   CallInst *call = m_builder.CreateCall(func_printf, params.begin(), params.end(),
+                                         name("printf"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(true);
+}
 
-   m_builder.CreateCall(func, params.begin(), params.end());
+const char * Instructions::name(const char *prefix)
+{
+   ++m_idx;
+   snprintf(m_name, 32, "%s%d", prefix, m_idx);
+   return m_name;
+}
+
+llvm::Value *Instructions::callFAbs(llvm::Value *val)
+{
+   if (!m_llvmFAbs) {
+      // predeclare the intrinsic
+      std::vector<const Type*> fabsArgs;
+      fabsArgs.push_back(Type::FloatTy);
+      PAListPtr fabsPal;
+      FunctionType* fabsType = FunctionType::get(
+         /*Result=*/Type::FloatTy,
+         /*Params=*/fabsArgs,
+         /*isVarArg=*/false);
+      m_llvmFAbs = Function::Create(
+         /*Type=*/fabsType,
+         /*Linkage=*/GlobalValue::ExternalLinkage,
+         /*Name=*/"fabs", m_mod);
+      m_llvmFAbs->setCallingConv(CallingConv::C);
+      m_llvmFAbs->setParamAttrs(fabsPal);
+   }
+   CallInst *call = m_builder.CreateCall(m_llvmFAbs, val,
+                                         name("fabs"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value * Instructions::callFExp(llvm::Value *val)
+{
+   if (!m_llvmFexp) {
+      // predeclare the intrinsic
+      std::vector<const Type*> fexpArgs;
+      fexpArgs.push_back(Type::FloatTy);
+      PAListPtr fexpPal;
+      FunctionType* fexpType = FunctionType::get(
+         /*Result=*/Type::FloatTy,
+         /*Params=*/fexpArgs,
+         /*isVarArg=*/false);
+      m_llvmFexp = Function::Create(
+         /*Type=*/fexpType,
+         /*Linkage=*/GlobalValue::ExternalLinkage,
+         /*Name=*/"expf", m_mod);
+      m_llvmFexp->setCallingConv(CallingConv::C);
+      m_llvmFexp->setParamAttrs(fexpPal);
+   }
+   CallInst *call = m_builder.CreateCall(m_llvmFexp, val,
+                                         name("expf"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value * Instructions::callFLog(llvm::Value *val)
+{
+   if (!m_llvmFlog) {
+      // predeclare the intrinsic
+      std::vector<const Type*> flogArgs;
+      flogArgs.push_back(Type::FloatTy);
+      PAListPtr flogPal;
+      FunctionType* flogType = FunctionType::get(
+         /*Result=*/Type::FloatTy,
+         /*Params=*/flogArgs,
+         /*isVarArg=*/false);
+      m_llvmFlog = Function::Create(
+         /*Type=*/flogType,
+         /*Linkage=*/GlobalValue::ExternalLinkage,
+         /*Name=*/"logf", m_mod);
+      m_llvmFlog->setCallingConv(CallingConv::C);
+      m_llvmFlog->setParamAttrs(flogPal);
+   }
+   CallInst *call = m_builder.CreateCall(m_llvmFlog, val,
+                                         name("logf"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value * Instructions::callFloor(llvm::Value *val)
+{
+   if (!m_llvmFloor) {
+      // predeclare the intrinsic
+      std::vector<const Type*> floorArgs;
+      floorArgs.push_back(Type::FloatTy);
+      PAListPtr floorPal;
+      FunctionType* floorType = FunctionType::get(
+         /*Result=*/Type::FloatTy,
+         /*Params=*/floorArgs,
+         /*isVarArg=*/false);
+      m_llvmFloor = Function::Create(
+         /*Type=*/floorType,
+         /*Linkage=*/GlobalValue::ExternalLinkage,
+         /*Name=*/"floorf", m_mod);
+      m_llvmFloor->setCallingConv(CallingConv::C);
+      m_llvmFloor->setParamAttrs(floorPal);
+   }
+   CallInst *call =  m_builder.CreateCall(m_llvmFloor, val,
+                                          name("floorf"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value *Instructions::callFSqrt(llvm::Value *val)
+{
+   if (!m_llvmFSqrt) {
+      // predeclare the intrinsic
+      std::vector<const Type*> fsqrtArgs;
+      fsqrtArgs.push_back(Type::FloatTy);
+      PAListPtr fsqrtPal;
+      FunctionType* fsqrtType = FunctionType::get(
+         /*Result=*/Type::FloatTy,
+         /*Params=*/fsqrtArgs,
+         /*isVarArg=*/false);
+      m_llvmFSqrt = Function::Create(
+         /*Type=*/fsqrtType,
+         /*Linkage=*/GlobalValue::ExternalLinkage,
+         /*Name=*/"llvm.sqrt.f32", m_mod);
+      m_llvmFSqrt->setCallingConv(CallingConv::C);
+      m_llvmFSqrt->setParamAttrs(fsqrtPal);
+   }
+   CallInst *call = m_builder.CreateCall(m_llvmFSqrt, val,
+                                         name("sqrt"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value * Instructions::callPow(llvm::Value *val1, llvm::Value *val2)
+{
+   if (!m_llvmPow) {
+      // predeclare the intrinsic
+      std::vector<const Type*> powArgs;
+      powArgs.push_back(Type::FloatTy);
+      powArgs.push_back(Type::FloatTy);
+      PAListPtr powPal;
+      FunctionType* powType = FunctionType::get(
+         /*Result=*/Type::FloatTy,
+         /*Params=*/powArgs,
+         /*isVarArg=*/false);
+      m_llvmPow = Function::Create(
+         /*Type=*/powType,
+         /*Linkage=*/GlobalValue::ExternalLinkage,
+         /*Name=*/"llvm.pow.f32", m_mod);
+      m_llvmPow->setCallingConv(CallingConv::C);
+      m_llvmPow->setParamAttrs(powPal);
+   }
+   std::vector<Value*> params;
+   params.push_back(val1);
+   params.push_back(val2);
+   CallInst *call = m_builder.CreateCall(m_llvmPow, params.begin(), params.end(),
+                                         name("pow"));
+   call->setCallingConv(CallingConv::C);
+   call->setTailCall(false);
+   return call;
+}
+
+llvm::Value * Instructions::vectorFromVals(llvm::Value *x, llvm::Value *y,
+                                           llvm::Value *z, llvm::Value *w)
+{
+   Constant *const_vec = Constant::getNullValue(m_floatVecType);
+   Value *res = m_builder.CreateInsertElement(const_vec, x,
+                                              m_storage->constantInt(0),
+                                              name("vecx"));
+   res = m_builder.CreateInsertElement(res, y, m_storage->constantInt(1),
+                               name("vecxy"));
+   res = m_builder.CreateInsertElement(res, z, m_storage->constantInt(2),
+                               name("vecxyz"));
+   if (w)
+      res = m_builder.CreateInsertElement(res, w, m_storage->constantInt(3),
+                                          name("vecxyzw"));
+   return res;
+}
+
+llvm::Value * Instructions::constVector(float x, float y, float z, float w)
+{
+   std::vector<Constant*> vec(4);
+   vec[0] = ConstantFP::get(APFloat(x));
+   vec[1] = ConstantFP::get(APFloat(y));
+   vec[2] = ConstantFP::get(APFloat(z));
+   vec[3] = ConstantFP::get(APFloat(w));
+   return ConstantVector::get(m_floatVecType, vec);
+}
+
+llvm::Function * Instructions::declarePrintf()
+{
+   std::vector<const Type*> args;
+   PAListPtr params;
+   FunctionType* funcTy = FunctionType::get(
+      /*Result=*/IntegerType::get(32),
+      /*Params=*/args,
+      /*isVarArg=*/true);
+   Function* func_printf = Function::Create(
+      /*Type=*/funcTy,
+      /*Linkage=*/GlobalValue::ExternalLinkage,
+      /*Name=*/"printf", m_mod);
+   func_printf->setCallingConv(CallingConv::C);
+   func_printf->setParamAttrs(params);
+   return func_printf;
 }
 
 llvm::Function * Instructions::declareFunc(int label)
@@ -778,27 +1108,6 @@ llvm::Function * Instructions::declareFunc(int label)
    return func;
 }
 
-void Instructions::bgnSub(unsigned label)
-{
-   llvm::Function *func = findFunction(label);
-
-   Function::arg_iterator args = func->arg_begin();
-   Value *ptr_INPUT = args++;
-   ptr_INPUT->setName("INPUT");
-   m_storage->pushArguments(ptr_INPUT);
-
-   llvm::BasicBlock *entry = BasicBlock::Create("entry", func, 0);
-
-   m_func = func;
-   m_builder.SetInsertPoint(entry);
-}
-
-void Instructions::endSub()
-{
-   m_func = 0;
-   m_builder.SetInsertPoint(0);
-}
-
 llvm::Function * Instructions::findFunction(int label)
 {
    llvm::Function *func = m_functions[label];
@@ -809,17 +1118,6 @@ llvm::Function * Instructions::findFunction(int label)
    return func;
 }
 
-llvm::Value * Instructions::constVector(float x, float y, float z, float w)
-{
-   std::vector<Constant*> vec(4);
-   vec[0] = ConstantFP::get(APFloat(x));
-   vec[1] = ConstantFP::get(APFloat(y));
-   vec[2] = ConstantFP::get(APFloat(z));
-   vec[3] = ConstantFP::get(APFloat(w));
-   return ConstantVector::get(m_floatVecType, vec);
-}
-
-
 std::vector<llvm::Value*> Instructions::extractVector(llvm::Value *vec)
 {
    std::vector<llvm::Value*> elems(4);
@@ -834,69 +1132,7 @@ std::vector<llvm::Value*> Instructions::extractVector(llvm::Value *vec)
    return elems;
 }
 
-llvm::Value * Instructions::cmp(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3)
-{
-   llvm::Function *func = m_mod->getFunction("cmp");
-   assert(func);
-
-   std::vector<Value*> params;
-   params.push_back(in1);
-   params.push_back(in2);
-   params.push_back(in3);
-   CallInst *call = m_builder.CreateCall(func, params.begin(), params.end(), name("cmpres"));
-   call->setTailCall(false);
-   return call;
-}
-
-llvm::Value * Instructions::cos(llvm::Value *in)
-{
-#if 0
-   llvm::Function *func = m_mod->getFunction("vcos");
-   assert(func);
 
-   CallInst *call = m_builder.CreateCall(func, in, name("cosres"));
-   call->setTailCall(false);
-   return call;
-#else
-   std::vector<llvm::Value*> elems = extractVector(in);
-   Function *func = m_mod->getFunction("cosf");
-   assert(func);
-   CallInst *cos = m_builder.CreateCall(func, elems[0], name("cosres"));
-   cos->setCallingConv(CallingConv::C);
-   cos->setTailCall(true);
-   return vectorFromVals(cos, cos, cos, cos);
-#endif
-}
-
-llvm::Value * Instructions::scs(llvm::Value *in)
-{
-   llvm::Function *func = m_mod->getFunction("scs");
-   assert(func);
-
-   CallInst *call = m_builder.CreateCall(func, in, name("scsres"));
-   call->setTailCall(false);
-   return call;
-}
-
-llvm::Value * Instructions::kil(llvm::Value *in)
-{
-   llvm::Function *func = m_mod->getFunction("kil");
-   assert(func);
-
-   CallInst *call = m_builder.CreateCall(func, in, name("kilpres"));
-   call->setTailCall(false);
-   return call;
-}
-
-llvm::Value * Instructions::sin(llvm::Value *in)
-{
-   llvm::Function *func = m_mod->getFunction("vsin");
-   assert(func);
-
-   CallInst *call = m_builder.CreateCall(func, in, name("sinres"));
-   call->setTailCall(false);
-   return call;
-}
 #endif //MESA_LLVM