I would expect it to just work as intended and other solutions,
like v_and_b32 to make sure the upper bits are 0, might have some
overhead.
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4494>
instr->opcode == aco_opcode::v_writelane_b32 ||
instr->opcode == aco_opcode::v_writelane_b32_e64) {
check(!op.isLiteral(), "No literal allowed on VALU instruction", instr.get());
- check(i == 1 || (op.isTemp() && op.regClass() == v1), "Wrong Operand type for VALU instruction", instr.get());
+ check(i == 1 || (op.isTemp() && op.regClass().type() == RegType::vgpr && op.bytes() <= 4), "Wrong Operand type for VALU instruction", instr.get());
continue;
}
if (op.isTemp() && instr->operands[i].regClass().type() == RegType::sgpr) {