From 89dd599d0628317a48e0d1c5c2338e3fe6dcc14c Mon Sep 17 00:00:00 2001
From: Hanno Becker <beckphan@amazon.co.uk>
Date: Mon, 26 May 2025 19:35:34 +0100
Subject: [PATCH] AArch64: Fix register constraints for 2-register st1

Unlike `stp`, the input registers must be consecutive.

Signed-off-by: Hanno Becker <beckphan@amazon.co.uk>
---
 slothy/targets/aarch64/aarch64_neon.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/slothy/targets/aarch64/aarch64_neon.py b/slothy/targets/aarch64/aarch64_neon.py
index 20182340..82c5c662 100644
--- a/slothy/targets/aarch64/aarch64_neon.py
+++ b/slothy/targets/aarch64/aarch64_neon.py
@@ -1740,6 +1740,10 @@ def make(cls, src):
         obj.increment = obj.immediate
         obj.pre_index = None
         obj.addr = obj.args_in_out[0]
+
+        obj.args_in_combinations = [
+            ([0, 1], [[f"v{i}", f"v{i+1}"] for i in range(0, 31)])
+        ]
         return obj