Method range

test/mockgpu/amd/emu.py:445–449

Create a lane range UOp with unique axis ID.

(self, n: int | None = None)

      self.accvgpr = self.vgpr

  def range(self, n: int | None = None) -> UOp:
    """Create a lane range UOp with unique axis ID."""
    if n is None: n = self.wave_size
    self._axis_id += 1
    return UOp.range(n, self._axis_id, AxisType.LOOP, dtype=dtypes.int)

  def unroll_lanes(self, get_lane_bit, exec_mask: UOp, apply_exec: bool = True) -> UOp:
    """Combine lane bits into a mask using RANGE+REDUCE (32-bit for RDNA, 64-bit for CDNA)."""