[PATCH] Add memory variant of vcvtps2ph.

[Simon Pilgrim]

With the -mtriple fix to the test case LGTM


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Comment at: test/CodeGen/X86/f16c-intrinsics.ll:3
@@ -2,3 +2,3 @@
 ; RUN: llc < %s -march=x86-64 -mattr=+avx,+f16c | FileCheck %s
 
 define <4 x float> @test_x86_vcvtph2ps_128(<8 x i16> %a0) {
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Please can you replace -march with a -mtriple equivalent - it prevents the tests failing on windows build/tests

http://reviews.llvm.org/D7296

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