From 468f070a911607db10acc50e505c0f1a1bd956f2 Mon Sep 17 00:00:00 2001
From: Connor Abbott <cwabbott0@gmail.com>
Date: Tue, 31 Oct 2023 18:52:07 +0100
Subject: [PATCH] ir3: Reset num when creating parallel copies

It may have been overwritten when folding in constants.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22075>
---
 src/freedreno/ir3/ir3_merge_regs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/freedreno/ir3/ir3_merge_regs.c b/src/freedreno/ir3/ir3_merge_regs.c
index fd3de619a1f..84c9a801930 100644
--- a/src/freedreno/ir3/ir3_merge_regs.c
+++ b/src/freedreno/ir3/ir3_merge_regs.c
@@ -472,6 +472,7 @@ create_parallel_copy(struct ir3_block *block)
          phi->srcs[pred_idx]->def = pcopy->dsts[j];
          pcopy->dsts[j]->flags |= phi->dsts[0]->flags & IR3_REG_SHARED;
          phi->srcs[pred_idx]->flags = pcopy->dsts[j]->flags;
+         phi->srcs[pred_idx]->num = INVALID_REG;
          j++;
       }
       assert(j == phi_count);