From 1e93951b258cdf885779992434201c6114445665 Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Sun, 8 Oct 2023 21:20:10 +0200
Subject: [PATCH] ARM64: Fix register hint for FFI calls with FP results.

Thanks to Peter Cawley. #1096
---
 src/lj_asm_arm64.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lj_asm_arm64.h b/src/lj_asm_arm64.h
index 82f14405..9f165fa8 100644
--- a/src/lj_asm_arm64.h
+++ b/src/lj_asm_arm64.h
@@ -1985,7 +1985,7 @@ static Reg asm_setup_call_slots(ASMState *as, IRIns *ir, const CCallInfo *ci)
       as->evenspill = nslots;
   }
 #endif
-  return REGSP_HINT(RID_RET);
+  return REGSP_HINT(irt_isfp(ir->t) ? RID_FPRET : RID_RET);
 }
 
 static void asm_setup_target(ASMState *as)