Add encodings and mnemonics for FXSAVE64 and FXRSTOR64.

[oota-llvm.git] / lib / Target / X86 / X86InstrFPStack.td

diff --git a/lib/Target/X86/X86InstrFPStack.td b/lib/Target/X86/X86InstrFPStack.td
index a4ab0eaded23ede586eb132e986822cc31185edb..b506f5e0b81ac0ba1a9fc78ebdc0292172881797 100644 (file)
--- a/lib/Target/X86/X86InstrFPStack.td
+++ b/lib/Target/X86/X86InstrFPStack.td
@@ -625,8 +625,12 @@ def FCOMPP : I<0xD9, RawFrm, (outs), (ins), "fcompp", []>, DE;
 
 def FXSAVE : I<0xAE, MRM0m, (outs opaque512mem:$dst), (ins),
                "fxsave\t$dst", []>, TB;
+def FXSAVE64 : I<0xAE, MRM0m, (outs opaque512mem:$dst), (ins),
+                 "fxsaveq\t$dst", []>, TB, REX_W, Requires<[In64BitMode]>;
 def FXRSTOR : I<0xAE, MRM1m, (outs), (ins opaque512mem:$src),
                 "fxrstor\t$src", []>, TB;
+def FXRSTOR64 : I<0xAE, MRM1m, (outs), (ins opaque512mem:$src),
+                  "fxrstorq\t$src", []>, TB, REX_W, Requires<[In64BitMode]>;
 
 //===----------------------------------------------------------------------===//
 // Non-Instruction Patterns