From f807f6a05fbaa06a2a37cf01dc1df7dc357648e9 Mon Sep 17 00:00:00 2001
From: Sanjay Patel <spatel@rotateright.com>
Date: Mon, 5 Dec 2016 15:45:27 +0000
Subject: [x86] fold fand (fxor X, -1) Y --> fandn X, Y

I noticed this gap in the scalar FP-logic matching with:
D26712
and:
rL287171

Differential Revision: https://reviews.llvm.org/D27385

llvm-svn: 288675
---
 llvm/test/CodeGen/X86/fp-logic-replace.ll | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

(limited to 'llvm/test/CodeGen')

diff --git a/llvm/test/CodeGen/X86/fp-logic-replace.ll b/llvm/test/CodeGen/X86/fp-logic-replace.ll
index 50e2c1b2029..0a233fd9b64 100644
--- a/llvm/test/CodeGen/X86/fp-logic-replace.ll
+++ b/llvm/test/CodeGen/X86/fp-logic-replace.ll
@@ -29,16 +29,13 @@ define double @FsANDPSrr(double %x, double %y) {
 define double @FsANDNPSrr(double %x, double %y) {
 ; SSE-LABEL: FsANDNPSrr:
 ; SSE:       # BB#0:
-; SSE-NEXT:    movsd {{.*#+}} xmm2 = mem[0],zero
-; SSE-NEXT:    xorpd %xmm1, %xmm2
-; SSE-NEXT:    andpd %xmm2, %xmm0
+; SSE-NEXT:    andnps %xmm0, %xmm1
+; SSE-NEXT:    movaps %xmm1, %xmm0
 ; SSE-NEXT:    retq
 ;
 ; AVX-LABEL: FsANDNPSrr:
 ; AVX:       # BB#0:
-; AVX-NEXT:    vmovsd {{.*#+}} xmm2 = mem[0],zero
-; AVX-NEXT:    vxorpd %xmm2, %xmm1, %xmm1
-; AVX-NEXT:    vandpd %xmm1, %xmm0, %xmm0
+; AVX-NEXT:    vandnps %xmm0, %xmm1, %xmm0
 ; AVX-NEXT:    retq
 ;
   %bc1 = bitcast double %x to i64
-- 
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