Ejemplos de handleDFDX en C++ (Cpp)

Ejemplo n.º 1

Archivo: nv50_ir_lowering_gm107.cpp Proyecto: BNieuwenhuizen/mesa

//
// - add quadop dance for texturing
// - put FP outputs in GPRs
// - convert instruction sequences
//
bool
GM107LoweringPass::visit(Instruction *i)
{
   bld.setPosition(i, false);

   if (i->cc != CC_ALWAYS)
      checkPredicate(i);

   switch (i->op) {
   case OP_PFETCH:
      return handlePFETCH(i);
   case OP_DFDX:
   case OP_DFDY:
      return handleDFDX(i);
   case OP_POPCNT:
      return handlePOPCNT(i);
   default:
      return NVC0LoweringPass::visit(i);
   }
}

Ejemplo n.º 2

Archivo: nv50_ir_lowering_gm107.cpp Proyecto: John-Gee/Mesa-3D

//
// - add quadop dance for texturing
// - put FP outputs in GPRs
// - convert instruction sequences
//
bool
GM107LoweringPass::visit(Instruction *i)
{
   bld.setPosition(i, false);

   if (i->cc != CC_ALWAYS)
      checkPredicate(i);

   switch (i->op) {
   case OP_TEX:
   case OP_TXB:
   case OP_TXL:
   case OP_TXF:
   case OP_TXG:
      return handleTEX(i->asTex());
   case OP_TXD:
      return handleTXD(i->asTex());
   case OP_TXLQ:
      return handleTXLQ(i->asTex());
   case OP_TXQ:
      return handleTXQ(i->asTex());
   case OP_EX2:
      bld.mkOp1(OP_PREEX2, TYPE_F32, i->getDef(0), i->getSrc(0));
      i->setSrc(0, i->getDef(0));
      break;
   case OP_POW:
      return handlePOW(i);
   case OP_DIV:
      return handleDIV(i);
   case OP_MOD:
      return handleMOD(i);
   case OP_SQRT:
      return handleSQRT(i);
   case OP_EXPORT:
      return handleEXPORT(i);
   case OP_PFETCH:
      return handlePFETCH(i);
   case OP_EMIT:
   case OP_RESTART:
      return handleOUT(i);
   case OP_RDSV:
      return handleRDSV(i);
   case OP_WRSV:
      return handleWRSV(i);
   case OP_LOAD:
      if (i->src(0).getFile() == FILE_SHADER_INPUT) {
         if (prog->getType() == Program::TYPE_COMPUTE) {
            i->getSrc(0)->reg.file = FILE_MEMORY_CONST;
            i->getSrc(0)->reg.fileIndex = 0;
         } else
         if (prog->getType() == Program::TYPE_GEOMETRY &&
             i->src(0).isIndirect(0)) {
            // XXX: this assumes vec4 units
            Value *ptr = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(),
                                    i->getIndirect(0, 0), bld.mkImm(4));
            i->setIndirect(0, 0, ptr);
         } else {
            i->op = OP_VFETCH;
            assert(prog->getType() != Program::TYPE_FRAGMENT); // INTERP
         }
      } else if (i->src(0).getFile() == FILE_MEMORY_CONST) {
         if (i->src(0).isIndirect(1)) {
            Value *ptr;
            if (i->src(0).isIndirect(0))
               ptr = bld.mkOp3v(OP_INSBF, TYPE_U32, bld.getSSA(),
                                i->getIndirect(0, 1), bld.mkImm(0x1010),
                                i->getIndirect(0, 0));
            else
               ptr = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(),
                                i->getIndirect(0, 1), bld.mkImm(16));
            i->setIndirect(0, 1, NULL);
            i->setIndirect(0, 0, ptr);
            i->subOp = NV50_IR_SUBOP_LDC_IS;
         }
      }
      break;
   case OP_ATOM:
   {
      const bool cctl = i->src(0).getFile() == FILE_MEMORY_GLOBAL;
      handleATOM(i);
      handleCasExch(i, cctl);
   }
      break;
   case OP_SULDB:
   case OP_SULDP:
   case OP_SUSTB:
   case OP_SUSTP:
   case OP_SUREDB:
   case OP_SUREDP:
      handleSurfaceOpNVE4(i->asTex());
      break;
   case OP_DFDX:
   case OP_DFDY:
      handleDFDX(i);
      break;
   case OP_POPCNT:
      handlePOPCNT(i);
      break;
   default:
      break;
   }
   return true;
}