From 614348f28be16fb8a3763bd68064652160975411 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timur=20Krist=C3=B3f?= <timur.kristof@gmail.com>
Date: Tue, 13 Dec 2022 10:45:48 +0100
Subject: [PATCH] aco: Don't accept constants on p_bpermute.
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The sequence emitted for this pseudo instruction is not ready
to handle constants or literals at all.

Cc: mesa-stable
Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20293>
---
 src/amd/compiler/aco_optimizer.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/amd/compiler/aco_optimizer.cpp b/src/amd/compiler/aco_optimizer.cpp
index abf3e9219e3..0952ace6ea0 100644
--- a/src/amd/compiler/aco_optimizer.cpp
+++ b/src/amd/compiler/aco_optimizer.cpp
@@ -673,6 +673,7 @@ alu_can_accept_constant(aco_opcode opcode, unsigned operand)
    case aco_opcode::v_readfirstlane_b32:
    case aco_opcode::p_extract:
    case aco_opcode::p_insert: return operand != 0;
+   case aco_opcode::p_bpermute:
    case aco_opcode::p_interp_gfx11:
    case aco_opcode::p_dual_src_export_gfx11: return false;
    default: return true;