From 2048d3d30c006e280b9369e1af035040363c31f3 Mon Sep 17 00:00:00 2001
From: Andrew Brown <andrew.brown@intel.com>
Date: Sat, 18 Apr 2020 15:07:53 -0700
Subject: [PATCH] Add x86 encodings for same-size bint conversions up to 64
 bits

---
 cranelift/codegen/meta/src/isa/x86/encodings.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cranelift/codegen/meta/src/isa/x86/encodings.rs b/cranelift/codegen/meta/src/isa/x86/encodings.rs
index 7aee35bdb3..807935b805 100644
--- a/cranelift/codegen/meta/src/isa/x86/encodings.rs
+++ b/cranelift/codegen/meta/src/isa/x86/encodings.rs
@@ -689,6 +689,12 @@ fn define_moves(e: &mut PerCpuModeEncodings, shared_defs: &SharedDefinitions, r:
             }
         }
     }
+    for (to, from) in &[(I16, B16), (I32, B32), (I64, B64)] {
+        e.enc_both(
+            bint.bind(*to).bind(*from),
+            rec_urm_noflags_abcd.opcodes(&MOVZX_BYTE),
+        );
+    }
 
     // Copy Special
     // For x86-64, only define REX forms for now, since we can't describe the