From 6e618ac327a3b9f2525661332d5121c7211c5c81 Mon Sep 17 00:00:00 2001
From: Rhys Perry <pendingchaos02@gmail.com>
Date: Mon, 17 Nov 2025 17:58:59 +0000
Subject: [PATCH] aco: don't try to preserve SCC in callees
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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/38679>
---
 src/amd/compiler/aco_ir.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/amd/compiler/aco_ir.h b/src/amd/compiler/aco_ir.h
index d8d766085c4..768f1324607 100644
--- a/src/amd/compiler/aco_ir.h
+++ b/src/amd/compiler/aco_ir.h
@@ -1133,7 +1133,7 @@ struct ABI {
    RegisterDemand max_param_demand;
 
    void preservedRegisters(BITSET_DECLARE(regs, 512),
-                           RegisterDemand reg_limit = RegisterDemand(256, 256)) const
+                           RegisterDemand reg_limit = RegisterDemand(256, 128)) const
    {
       unsigned size = DIV_ROUND_UP(512, BITSET_WORDBITS) * sizeof(BITSET_WORD);
       memset(regs, 0, size);