[llvm] AMDGPU: Pre-commit a test (PR #166414)

[Nicolai Hähnle via llvm-commits]

https://github.com/nhaehnle created https://github.com/llvm/llvm-project/pull/166414

**Stack**:
- [6/6] #166213
- [5/6] #166212
- [4/6] #166211
- [3/6] #166210
- [2/6] #166209
- [1/6] #166414 ⬅


⚠️ *Part of a stack created by [spr](https://github.com/ejoffe/spr). Merging this PR using the GitHub UI may have unexpected results.*

>From 19ffaeace9203e892fb8ca286854d5e6d58178e8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolai=20H=C3=A4hnle?= <nicolai.haehnle at amd.com>
Date: Tue, 4 Nov 2025 10:49:43 -0800
Subject: [PATCH] AMDGPU: Pre-commit a test

commit-id:0d3172e0
---
 llvm/test/CodeGen/AMDGPU/finalizebundle.mir | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/llvm/test/CodeGen/AMDGPU/finalizebundle.mir b/llvm/test/CodeGen/AMDGPU/finalizebundle.mir
index 0548bcf304c32..d2ec1fcbac84f 100644
--- a/llvm/test/CodeGen/AMDGPU/finalizebundle.mir
+++ b/llvm/test/CodeGen/AMDGPU/finalizebundle.mir
@@ -34,3 +34,16 @@ body: |
     $vgpr0 = V_MOV_B32_e32 $vgpr1, implicit $exec
     dead $vgpr1 = V_MOV_B32_e32 $vgpr0, implicit $exec
 ...
+
+---
+name: test_tied
+body: |
+  bb.0:
+    ; CHECK-LABEL: name: test_tied
+    ; CHECK: BUNDLE implicit-def %0, implicit-def %2, implicit %1:vgpr_32, implicit $mode, implicit $exec {
+    ; CHECK-NEXT:   [[COPY:%[0-9]+]]:vgpr_32 = COPY %1:vgpr_32
+    ; CHECK-NEXT:   [[V_FMAC_F16_e32_:%[0-9]+]]:vgpr_32 = V_FMAC_F16_e32 internal [[COPY]], internal [[COPY]], %1:vgpr_32, implicit $mode, implicit $exec
+    ; CHECK-NEXT: }
+    %1:vgpr_32 = COPY %0:vgpr_32
+    %2:vgpr_32 = V_FMAC_F16_e32 %1, %1, %0, implicit $mode, implicit $exec
+...