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nv50/ir: handle TGSI_OPCODE_ISSG

This commit is contained in:
Christoph Bumiller 2012-01-11 20:25:06 +01:00
parent 9d503992d7
commit b424bf69df
1 changed files with 8 additions and 3 deletions
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11
src/gallium/drivers/nv50/codegen/nv50_ir_from_tgsi.cpp
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@ -385,6 +385,7 @@ nv50_ir::DataType Instruction::inferSrcType() const
case TGSI_OPCODE_ISGE:
case TGSI_OPCODE_ISHR:
case TGSI_OPCODE_ISLT:
case TGSI_OPCODE_ISSG:
case TGSI_OPCODE_SAD: // not sure about SAD, but no one has a float version
case TGSI_OPCODE_MOD:
case TGSI_OPCODE_UARL:
@ -1892,14 +1893,18 @@ Converter::handleInstruction(const struct tgsi_full_instruction *insn)
}
}
break;
case TGSI_OPCODE_ISSG:
case TGSI_OPCODE_SSG:
FOR_EACH_DST_ENABLED_CHANNEL(0, c, tgsi) {
src0 = fetchSrc(0, c);
val0 = getScratch();
val1 = getScratch();
mkCmp(OP_SET, CC_GT, TYPE_F32, val0, src0, zero);
mkCmp(OP_SET, CC_LT, TYPE_F32, val1, src0, zero);
mkOp2(OP_SUB, TYPE_F32, dst0[c], val0, val1);
mkCmp(OP_SET, CC_GT, srcTy, val0, src0, zero);
mkCmp(OP_SET, CC_LT, srcTy, val1, src0, zero);
if (srcTy == TYPE_F32)
mkOp2(OP_SUB, TYPE_F32, dst0[c], val0, val1);
else
mkOp2(OP_SUB, TYPE_S32, dst0[c], val1, val0);
}
break;
case TGSI_OPCODE_UCMP: