From: Anton Korobeynikov <asl@math.spbu.ru>
Date: Sat, 23 Aug 2008 15:53:19 +0000 (+0000)
Subject: Provide a 64 bit variant of mmx.maskmovq intrinsic lowering.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=017c260944d28eb68d6c5998e1b205b31fe8e37c;p=oota-llvm.git

Provide a 64 bit variant of mmx.maskmovq intrinsic lowering.
Is there way to avoid explicit target check?

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55238 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86InstrFormats.td b/lib/Target/X86/X86InstrFormats.td
index d90737849b7..33f38e3b4e2 100644
--- a/lib/Target/X86/X86InstrFormats.td
+++ b/lib/Target/X86/X86InstrFormats.td
@@ -255,6 +255,7 @@ class RPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
 //
 
 // MMXI   - MMX instructions with TB prefix.
+// MMXI64 - MMX instructions with TB prefix valid only in 64 bit mode.
 // MMX2I  - MMX / SSE2 instructions with TB and OpSize prefixes.
 // MMXIi8 - MMX instructions with ImmT == Imm8 and TB prefix.
 // MMXIi8 - MMX instructions with ImmT == Imm8 and TB prefix.
@@ -262,6 +263,8 @@ class RPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
 // MMXIS  - MMX instructions with XS prefix.
 class MMXI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
       : I<o, F, outs, ins, asm, pattern>, TB, Requires<[HasMMX]>;
+class MMXI64<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
+      : I<o, F, outs, ins, asm, pattern>, TB, Requires<[HasMMX,In64BitMode]>;
 class MMXRI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
       : I<o, F, outs, ins, asm, pattern>, TB, REX_W, Requires<[HasMMX]>;
 class MMX2I<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
diff --git a/lib/Target/X86/X86InstrMMX.td b/lib/Target/X86/X86InstrMMX.td
index b6c1818527f..e8da9169bb2 100644
--- a/lib/Target/X86/X86InstrMMX.td
+++ b/lib/Target/X86/X86InstrMMX.td
@@ -491,6 +491,10 @@ let Uses = [EDI] in
 def MMX_MASKMOVQ : MMXI<0xF7, MRMDestMem, (outs), (ins VR64:$src, VR64:$mask),
                         "maskmovq\t{$mask, $src|$src, $mask}",
                         [(int_x86_mmx_maskmovq VR64:$src, VR64:$mask, EDI)]>;
+let Uses = [RDI] in
+def MMX_MASKMOVQ64: MMXI64<0xF7, MRMDestMem, (outs), (ins VR64:$src, VR64:$mask),
+                           "maskmovq\t{$mask, $src|$src, $mask}",
+                           [(int_x86_mmx_maskmovq VR64:$src, VR64:$mask, RDI)]>;
 
 //===----------------------------------------------------------------------===//
 // Alias Instructions