From 824858ebb06fe0f6afbd2337b7d06fe6a3747381 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Mon, 24 May 2010 20:51:08 +0000
Subject: [PATCH] Fix an mmx movd encoding.

llvm-svn: 104552
---
 lib/Target/X86/X86InstrMMX.td           |  8 +++----
 test/MC/AsmParser/X86/x86_64-encoding.s | 32 +++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/lib/Target/X86/X86InstrMMX.td b/lib/Target/X86/X86InstrMMX.td
index 103f60c2226..0952fc8d7dc 100644
--- a/lib/Target/X86/X86InstrMMX.td
+++ b/lib/Target/X86/X86InstrMMX.td
@@ -130,10 +130,10 @@ let neverHasSideEffects = 1 in
 def MMX_MOVD64from64rr : MMXRI<0x7E, MRMDestReg,
                                (outs GR64:$dst), (ins VR64:$src),
                                "movd\t{$src, $dst|$dst, $src}", []>;
-def MMX_MOVD64rrv164 : MMXI<0x6E, MRMSrcReg, (outs VR64:$dst), (ins GR64:$src),
-                            "movd\t{$src, $dst|$dst, $src}",
-                            [(set VR64:$dst,
-                             (v1i64 (scalar_to_vector GR64:$src)))]>;
+def MMX_MOVD64rrv164 : MMXRI<0x6E, MRMSrcReg, (outs VR64:$dst), (ins GR64:$src),
+                             "movd\t{$src, $dst|$dst, $src}",
+                             [(set VR64:$dst,
+                              (v1i64 (scalar_to_vector GR64:$src)))]>;
 
 let neverHasSideEffects = 1 in
 def MMX_MOVQ64rr : MMXI<0x6F, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src),
diff --git a/test/MC/AsmParser/X86/x86_64-encoding.s b/test/MC/AsmParser/X86/x86_64-encoding.s
index 3920c5b5f22..036f7d49da0 100644
--- a/test/MC/AsmParser/X86/x86_64-encoding.s
+++ b/test/MC/AsmParser/X86/x86_64-encoding.s
@@ -71,3 +71,35 @@
 // CHECK: crc32q 	4(%rbx), %rax
 // CHECK:  encoding: [0xf2,0x48,0x0f,0x38,0xf1,0x43,0x04]
         crc32q	4(%rbx), %rax
+
+// CHECK: movd %r8, %mm1
+// CHECK:  encoding: [0x49,0x0f,0x6e,0xc8]
+movd %r8, %mm1
+
+// CHECK: movd %r8d, %mm1
+// CHECK:  encoding: [0x41,0x0f,0x6e,0xc8]
+movd %r8d, %mm1
+
+// CHECK: movd %rdx, %mm1
+// CHECK:  encoding: [0x48,0x0f,0x6e,0xca]
+movd %rdx, %mm1
+
+// CHECK: movd %edx, %mm1
+// CHECK:  encoding: [0x0f,0x6e,0xca]
+movd %edx, %mm1
+
+// CHECK: movd %mm1, %r8
+// CHECK:  encoding: [0x49,0x0f,0x7e,0xc8]
+movd %mm1, %r8
+
+// CHECK: movd %mm1, %r8d
+// CHECK:  encoding: [0x41,0x0f,0x7e,0xc8]
+movd %mm1, %r8d
+
+// CHECK: movd %mm1, %rdx
+// CHECK:  encoding: [0x48,0x0f,0x7e,0xca]
+movd %mm1, %rdx
+
+// CHECK: movd %mm1, %edx
+// CHECK:  encoding: [0x0f,0x7e,0xca]
+movd %mm1, %edx