From eefe2b20fceb56da2b4507717108b80d935cfc2e Mon Sep 17 00:00:00 2001
From: LDj3SNuD <35856442+LDj3SNuD@users.noreply.github.com>
Date: Sun, 10 Nov 2019 03:21:03 +0100
Subject: Fix Fcmge_S/V & Fcmgt_S/V Inst.s (#815)

* Fix Fcmge_S/V & Fcmgt_S/V.

Follow-up Fcm**_S/V & Fc*mp*_S.
Improve CmpCondition enum.
Nits.

* Optimize Fccmp*_S & Fcmp*_S.

* Fix cvtsd2si opcode.

* Address PR feedback.
---
 ARMeilleure/CodeGen/X86/CodeGenerator.cs | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'ARMeilleure/CodeGen/X86/CodeGenerator.cs')

diff --git a/ARMeilleure/CodeGen/X86/CodeGenerator.cs b/ARMeilleure/CodeGen/X86/CodeGenerator.cs
index ae24b563..33fc2aee 100644
--- a/ARMeilleure/CodeGen/X86/CodeGenerator.cs
+++ b/ARMeilleure/CodeGen/X86/CodeGenerator.cs
@@ -265,7 +265,21 @@ namespace ARMeilleure.CodeGen.X86
 
                         Debug.Assert(dest.Type.IsInteger() && !source.Type.IsInteger());
 
-                        context.Assembler.WriteInstruction(info.Inst, dest, source, dest.Type);
+                        if (intrinOp.Intrinsic == Intrinsic.X86Cvtsi2si)
+                        {
+                            if (dest.Type == OperandType.I32)
+                            {
+                                context.Assembler.Movd(dest, source); // int _mm_cvtsi128_si32
+                            }
+                            else /* if (dest.Type == OperandType.I64) */
+                            {
+                                context.Assembler.Movq(dest, source); // __int64 _mm_cvtsi128_si64
+                            }
+                        }
+                        else
+                        {
+                            context.Assembler.WriteInstruction(info.Inst, dest, source, dest.Type);
+                        }
 
                         break;
                     }
-- 
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