From 0223cb2f8c339cc5e333f6330a9acd047d4c6278 Mon Sep 17 00:00:00 2001
From: Joey Gouly <joey.gouly@arm.com>
Date: Wed, 4 Nov 2020 16:53:25 +0000
Subject: [PATCH] aarch64: Fix aarch64_map_regs for FpuRRI

This was wrong since I added it in 02c3f238f.

Copyright (c) 2020, Arm Limited.
---
 cranelift/codegen/src/isa/aarch64/inst/mod.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/cranelift/codegen/src/isa/aarch64/inst/mod.rs b/cranelift/codegen/src/isa/aarch64/inst/mod.rs
index d18b07c9fd..2fef19d578 100644
--- a/cranelift/codegen/src/isa/aarch64/inst/mod.rs
+++ b/cranelift/codegen/src/isa/aarch64/inst/mod.rs
@@ -2311,11 +2311,15 @@ fn aarch64_map_regs<RUM: RegUsageMapper>(inst: &mut Inst, mapper: &RUM) {
             map_use(mapper, rm);
         }
         &mut Inst::FpuRRI {
+            fpu_op,
             ref mut rd,
             ref mut rn,
             ..
         } => {
-            map_def(mapper, rd);
+            match fpu_op {
+                FPUOpRI::UShr32(..) | FPUOpRI::UShr64(..) => map_def(mapper, rd),
+                FPUOpRI::Sli32(..) | FPUOpRI::Sli64(..) => map_mod(mapper, rd),
+            }
             map_use(mapper, rn);
         }
         &mut Inst::FpuRRRR {