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Fix povray and minor cleanups

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22397 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Lenharth 2005-07-12 04:20:52 +00:00
parent 8d2623d49a
commit fec0e4024f
1 changed files with 11 additions and 25 deletions
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36
lib/Target/Alpha/AlphaISelPattern.cpp
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@ -590,51 +590,37 @@ void AlphaISel::EmitFunctionEntryCode(Function &Fn, MachineFunction &MF) {
static void getValueInfo(const Value* v, int& type, int& fun, int& offset)
{
fun = type = offset = 0;
if (v == NULL) {
type = 0;
fun = 0;
offset = 0;
} else if (const GlobalValue* GV = dyn_cast<GlobalValue>(v)) {
type = 1;
fun = 0;
const Module* M = GV->getParent();
int i = 0;
for(Module::const_global_iterator ii = M->global_begin(); &*ii != GV; ++ii)
++i;
offset = i;
for(Module::const_global_iterator ii = M->global_begin(); &*ii != GV; ++ii)
++offset;
} else if (const Argument* Arg = dyn_cast<Argument>(v)) {
type = 2;
const Function* F = Arg->getParent();
const Module* M = F->getParent();
int i = 0;
for(Module::const_iterator ii = M->begin(); &*ii != F; ++ii)
++i;
fun = i;
i = 0;
++fun;
for(Function::const_arg_iterator ii = F->arg_begin(); &*ii != Arg; ++ii)
++i;
offset = i;
++offset;
} else if (const Instruction* I = dyn_cast<Instruction>(v)) {
assert(dyn_cast<PointerType>(I->getType()));
type = 3;
const BasicBlock* bb = I->getParent();
const Function* F = bb->getParent();
const Module* M = F->getParent();
int i = 0;
for(Module::const_iterator ii = M->begin(); &*ii != F; ++ii)
++i;
fun = i;
i = 0;
++fun;
for(Function::const_iterator ii = F->begin(); &*ii != bb; ++ii)
i += ii->size();
offset += ii->size();
for(BasicBlock::const_iterator ii = bb->begin(); &*ii != I; ++ii)
++i;
offset = i;
++offset;
} else if (const Constant* C = dyn_cast<Constant>(v)) {
//Don't know how to look these up yet
type = 0;
fun = 0;
offset = 0;
} else {
assert(0 && "Error in value marking");
}
@ -1485,7 +1471,7 @@ unsigned AlphaISel::SelectExpr(SDOperand N) {
//FIXME: first check for Scaled Adds and Subs!
ConstantSDNode* CSD = NULL;
if(!isMul && N.getOperand(0).getOperand(0).getOpcode() == ISD::SHL &&
(CSD = cast<ConstantSDNode>(N.getOperand(0).getOperand(0).getOperand(1))) &&
(CSD = dyn_cast<ConstantSDNode>(N.getOperand(0).getOperand(0).getOperand(1))) &&
(CSD->getValue() == 2 || CSD->getValue() == 3))
{
bool use4 = CSD->getValue() == 2;
@ -1495,7 +1481,7 @@ unsigned AlphaISel::SelectExpr(SDOperand N) {
2,Result).addReg(Tmp1).addReg(Tmp2);
}
else if(isAdd && N.getOperand(0).getOperand(1).getOpcode() == ISD::SHL &&
(CSD = cast<ConstantSDNode>(N.getOperand(0).getOperand(1).getOperand(1))) &&
(CSD = dyn_cast<ConstantSDNode>(N.getOperand(0).getOperand(1).getOperand(1))) &&
(CSD->getValue() == 2 || CSD->getValue() == 3))
{
bool use4 = CSD->getValue() == 2;
@ -1504,7 +1490,7 @@ unsigned AlphaISel::SelectExpr(SDOperand N) {
BuildMI(BB, use4?Alpha::S4ADDL:Alpha::S8ADDL, 2,Result).addReg(Tmp1).addReg(Tmp2);
}
else if(N.getOperand(0).getOperand(1).getOpcode() == ISD::Constant &&
cast<ConstantSDNode>(N.getOperand(0).getOperand(1))->getValue() <= 255)
cast<ConstantSDNode>(N.getOperand(0).getOperand(1))->getValue() <= 255)
{ //Normal imm add/sub
Opc = isAdd ? Alpha::ADDLi : (isMul ? Alpha::MULLi : Alpha::SUBLi);
Tmp1 = SelectExpr(N.getOperand(0).getOperand(0));