From 1cc41bf63c7ed5c789932cd9e202a2182cbf00e9 Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault@amd.com>
Date: Thu, 10 Oct 2013 18:04:16 +0000
Subject: R600: Fix trunc i64 to i32 on SI

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192375 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/R600/SIInstructions.td | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib')

diff --git a/lib/Target/R600/SIInstructions.td b/lib/Target/R600/SIInstructions.td
index d9cf1e5c57..c0db7f9c2b 100644
--- a/lib/Target/R600/SIInstructions.td
+++ b/lib/Target/R600/SIInstructions.td
@@ -851,6 +851,11 @@ def : Pat <
   (V_CNDMASK_B32_e64 $src0, $src1, $src2)
 >;
 
+def : Pat <
+  (i32 (trunc i64:$val)),
+  (EXTRACT_SUBREG $val, sub0)
+>;
+
 //use two V_CNDMASK_B32_e64 instructions for f64
 def : Pat <
   (f64 (select i1:$src2, f64:$src1, f64:$src0)),
-- 
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