From d7f5fac1117613ff6dd0e49308d2954ac10b4f1f Mon Sep 17 00:00:00 2001
From: Yunzhong Gao <Yunzhong_Gao@playstation.sony.com>
Date: Fri, 27 Sep 2013 01:44:23 +0000
Subject: [PATCH] Fixing Intel format of the vshufpd instruction. Phabricator
 code review is located at: http://llvm-reviews.chandlerc.com/D1759

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191481 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86InstrSSE.td             | 4 ++--
 test/MC/Disassembler/X86/intel-syntax.txt | 3 +++
 test/MC/X86/intel-syntax.s                | 2 ++
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td
index be0f6c54dd5..8de13362f13 100644
--- a/lib/Target/X86/X86InstrSSE.td
+++ b/lib/Target/X86/X86InstrSSE.td
@@ -2553,10 +2553,10 @@ defm VSHUFPSY : sse12_shuffle<VR256, f256mem, v8f32,
            "shufps\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}",
            memopv8f32, SSEPackedSingle>, TB, VEX_4V, VEX_L;
 defm VSHUFPD  : sse12_shuffle<VR128, f128mem, v2f64,
-           "shufpd\t{$src3, $src2, $src1, $dst|$dst, $src2, $src2, $src3}",
+           "shufpd\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}",
            memopv2f64, SSEPackedDouble>, TB, OpSize, VEX_4V;
 defm VSHUFPDY : sse12_shuffle<VR256, f256mem, v4f64,
-           "shufpd\t{$src3, $src2, $src1, $dst|$dst, $src2, $src2, $src3}",
+           "shufpd\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}",
            memopv4f64, SSEPackedDouble>, TB, OpSize, VEX_4V, VEX_L;
 
 let Constraints = "$src1 = $dst" in {
diff --git a/test/MC/Disassembler/X86/intel-syntax.txt b/test/MC/Disassembler/X86/intel-syntax.txt
index 6a63102eaa7..3689525d92f 100644
--- a/test/MC/Disassembler/X86/intel-syntax.txt
+++ b/test/MC/Disassembler/X86/intel-syntax.txt
@@ -105,6 +105,9 @@
 # CHECK: retf
 0x66 0xcb
 
+# CHECK: vshufpd xmm0, xmm1, xmm2, 1
+0xc5 0xf1 0xc6 0xc2 0x01
+
 # CHECK: vpgatherqq ymm2, qword ptr [rdi + 2*ymm1], ymm0
 0xc4 0xe2 0xfd 0x91 0x14 0x4f
 
diff --git a/test/MC/X86/intel-syntax.s b/test/MC/X86/intel-syntax.s
index f63513919ad..9677da731c1 100644
--- a/test/MC/X86/intel-syntax.s
+++ b/test/MC/X86/intel-syntax.s
@@ -69,6 +69,8 @@ _main:
     mov QWORD PTR FS:320, RAX
 // CHECK: movq %rax, %fs:20(%rbx)
     mov QWORD PTR FS:20[rbx], RAX
+// CHECK: vshufpd $1, %xmm2, %xmm1, %xmm0
+    vshufpd XMM0, XMM1, XMM2, 1
 // CHECK: vpgatherdd %xmm8, (%r15,%xmm9,2), %xmm1
     vpgatherdd XMM10, DWORD PTR [R15 + 2*XMM9], XMM8
 // CHECK: movsd	-8, %xmm5