From 2c4f5617086289886ce3e0546cd98493cff49876 Mon Sep 17 00:00:00 2001
From: Rhys Perry <pendingchaos02@gmail.com>
Date: Fri, 12 Apr 2024 11:39:37 +0100
Subject: [PATCH] aco: don't change prefetch mode on GFX11.5+
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This instruction was effectively removed:
https://github.com/llvm/llvm-project/commit/ba131b7017ce

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Acked-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29162>
---
 src/amd/compiler/aco_assembler.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/amd/compiler/aco_assembler.cpp b/src/amd/compiler/aco_assembler.cpp
index 4a85a8dab15..88ff204999a 100644
--- a/src/amd/compiler/aco_assembler.cpp
+++ b/src/amd/compiler/aco_assembler.cpp
@@ -1639,8 +1639,9 @@ align_block(asm_context& ctx, std::vector<uint32_t>& code, Block& block)
       /* On GFX10.3+, change the prefetch mode if the loop fits into 2 or 3 cache lines.
        * Don't use the s_inst_prefetch instruction on GFX10 as it might cause hangs.
        */
-      const bool change_prefetch =
-         ctx.program->gfx_level >= GFX10_3 && loop_num_cl > 1 && loop_num_cl <= 3;
+      const bool change_prefetch = ctx.program->gfx_level >= GFX10_3 &&
+                                   ctx.program->gfx_level <= GFX11 && loop_num_cl > 1 &&
+                                   loop_num_cl <= 3;
 
       if (change_prefetch) {
          Builder bld(ctx.program);