From aae67ab678adcb839dfd1e0c9c7a2dd86ebce38b Mon Sep 17 00:00:00 2001
From: Mel Henning <mhenning@darkrefraction.com>
Date: Fri, 30 May 2025 20:29:04 -0400
Subject: [PATCH] nak: Don't swap f2fp sources in legalize

The order of these is important.

Fixes: e19871bd6ad ("nak: Use F2FP for nir_op_pack_half_2x16_split on SM86+")
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/12717
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35267>
---
 src/nouveau/compiler/nak/sm70_encode.rs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/nouveau/compiler/nak/sm70_encode.rs b/src/nouveau/compiler/nak/sm70_encode.rs
index 32b743a121f..bf850179035 100644
--- a/src/nouveau/compiler/nak/sm70_encode.rs
+++ b/src/nouveau/compiler/nak/sm70_encode.rs
@@ -1915,9 +1915,7 @@ impl SM70Op for OpF2F {
 impl SM70Op for OpF2FP {
     fn legalize(&mut self, b: &mut LegalizeBuilder) {
         let gpr = op_gpr(self);
-        let [src0, src1] = &mut self.srcs;
-        swap_srcs_if_not_reg(src0, src1, gpr);
-
+        let [src0, _src1] = &mut self.srcs;
         b.copy_alu_src_if_not_reg(src0, gpr, SrcType::ALU);
     }