From 81fd01f9d02a53e0254e585e7a8240164b7628e9 Mon Sep 17 00:00:00 2001
From: "H. Peter Anvin" <hpa@linux.intel.com>
Date: Wed, 27 Sep 2017 15:54:35 -0700
Subject: BR 3392362: generate RMI versions of PEXTRW when possible

We could generate the MRI version (SSE 4.1) instead of the RMI
(SSE 2) version of these instructions if a 64-bit register was given
as the destination.

Reported-by: Vasiliy Olekhov <olekhov@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---
 test/pextrw.asm | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 test/pextrw.asm

(limited to 'test')

diff --git a/test/pextrw.asm b/test/pextrw.asm
new file mode 100644
index 00000000..41c50b7a
--- /dev/null
+++ b/test/pextrw.asm
@@ -0,0 +1,3 @@
+	bits 64
+
+	pextrw rax,xmm0,0
-- 
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