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aco: use clear() helper instead of writing reg file directly

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7656>
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Rhys Perry 2020-11-17 13:50:10 +00:00 • committed by Marge Bot
parent d671cf7f53
commit 5c9d2ed78d
1 changed files with 3 additions and 4 deletions
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7
src/amd/compiler/aco_register_allocation.cpp
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@ -2032,10 +2032,9 @@ void register_allocation(Program *program, std::vector<IDSet>& live_out_per_bloc
if (phi->operands[idx].isTemp() &&
phi->operands[idx].getTemp().type() == RegType::sgpr &&
phi->operands[idx].isFirstKillBeforeDef()) {
Temp phi_op = read_variable(ctx, phi->operands[idx].getTemp(), block.index);
PhysReg reg = ctx.assignments[phi_op.id()].reg;
assert(register_file[reg] == phi_op.id());
register_file[reg] = 0;
Definition phi_op(read_variable(ctx, phi->operands[idx].getTemp(), block.index));
phi_op.setFixed(ctx.assignments[phi_op.tempId()].reg);
register_file.clear(phi_op);
}
} else if (phi->opcode != aco_opcode::p_linear_phi) {
break;