public static StructuredProgramInfo MakeStructuredProgram(BasicBlock[] blocks)
{
PhiFunctions.Remove(blocks);
StructuredProgramContext context = new StructuredProgramContext(blocks.Length);
for (int blkIndex = 0; blkIndex < blocks.Length; blkIndex++)
{
BasicBlock block = blocks[blkIndex];
context.EnterBlock(block);
foreach (INode node in block.Operations)
{
Operation operation = (Operation)node;
if (IsBranchInst(operation.Inst))
{
context.LeaveBlock(block, operation);
}
else
{
AddOperation(context, operation);
}
}
}
GotoElimination.Eliminate(context.GetGotos());
AstOptimizer.Optimize(context.Info);
return(context.Info);
}
public static StructuredProgramInfo MakeStructuredProgram(Function[] functions, ShaderConfig config)
{
StructuredProgramContext context = new StructuredProgramContext(config);
for (int funcIndex = 0; funcIndex < functions.Length; funcIndex++)
{
Function function = functions[funcIndex];
BasicBlock[] blocks = function.Blocks;
VariableType returnType = function.ReturnsValue ? VariableType.S32 : VariableType.None;
VariableType[] inArguments = new VariableType[function.InArgumentsCount];
VariableType[] outArguments = new VariableType[function.OutArgumentsCount];
for (int i = 0; i < inArguments.Length; i++)
{
inArguments[i] = VariableType.S32;
}
for (int i = 0; i < outArguments.Length; i++)
{
outArguments[i] = VariableType.S32;
}
context.EnterFunction(blocks.Length, function.Name, returnType, inArguments, outArguments);
PhiFunctions.Remove(blocks);
for (int blkIndex = 0; blkIndex < blocks.Length; blkIndex++)
{
BasicBlock block = blocks[blkIndex];
context.EnterBlock(block);
for (LinkedListNode <INode> opNode = block.Operations.First; opNode != null; opNode = opNode.Next)
{
Operation operation = (Operation)opNode.Value;
if (IsBranchInst(operation.Inst))
{
context.LeaveBlock(block, operation);
}
else
{
AddOperation(context, operation);
}
}
}
GotoElimination.Eliminate(context.GetGotos());
AstOptimizer.Optimize(context);
context.LeaveFunction();
}
return(context.Info);
}
public static StructuredProgramInfo MakeStructuredProgram(Function[] functions, ShaderConfig config)
{
StructuredProgramContext context = new StructuredProgramContext(config);
for (int funcIndex = 0; funcIndex < functions.Length; funcIndex++)
{
Function function = functions[funcIndex];
BasicBlock[] blocks = function.Blocks;
VariableType returnType = function.ReturnsValue ? VariableType.S32 : VariableType.None;
VariableType[] inArguments = new VariableType[function.InArgumentsCount];
VariableType[] outArguments = new VariableType[function.OutArgumentsCount];
for (int i = 0; i < inArguments.Length; i++)
{
inArguments[i] = VariableType.S32;
}
for (int i = 0; i < outArguments.Length; i++)
{
outArguments[i] = VariableType.S32;
}
context.EnterFunction(blocks.Length, function.Name, returnType, inArguments, outArguments);
PhiFunctions.Remove(blocks);
for (int blkIndex = 0; blkIndex < blocks.Length; blkIndex++)
{
BasicBlock block = blocks[blkIndex];
context.EnterBlock(block);
for (LinkedListNode <INode> opNode = block.Operations.First; opNode != null; opNode = opNode.Next)
{
Operation operation = (Operation)opNode.Value;
if (IsBranchInst(operation.Inst))
{
context.LeaveBlock(block, operation);
}
else
{
AddOperation(context, operation);
}
}
}
GotoElimination.Eliminate(context.GetGotos());
AstOptimizer.Optimize(context);
context.LeaveFunction();
}
if (config.TransformFeedbackEnabled && config.LastInVertexPipeline)
{
for (int tfbIndex = 0; tfbIndex < 4; tfbIndex++)
{
var locations = config.GpuAccessor.QueryTransformFeedbackVaryingLocations(tfbIndex);
var stride = config.GpuAccessor.QueryTransformFeedbackStride(tfbIndex);
for (int j = 0; j < locations.Length; j++)
{
byte location = locations[j];
if (location < 0xc0)
{
context.Info.TransformFeedbackOutputs[location] = new TransformFeedbackOutput(tfbIndex, j * 4, stride);
}
}
}
}
return(context.Info);
}
