[llvm] r316339 - [X86] Change RDRAND to use PS instead of TB.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Mon Oct 23 09:22:38 2017
New Revision: 316339

URL: http://llvm.org/viewvc/llvm-project?rev=316339&view=rev
Log:
[X86] Change RDRAND to use PS instead of TB.

Should be no functional change for now. A future disassembler change will prevent disassembling with 0xf2/0xf3.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.td

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=316339&r1=316338&r2=316339&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Mon Oct 23 09:22:38 2017
@@ -2180,13 +2180,13 @@ let Predicates = [HasMOVBE] in {
 let Predicates = [HasRDRAND], Defs = [EFLAGS] in {
   def RDRAND16r : I<0xC7, MRM6r, (outs GR16:$dst), (ins),
                     "rdrand{w}\t$dst",
-                    [(set GR16:$dst, EFLAGS, (X86rdrand))]>, OpSize16, TB;
+                    [(set GR16:$dst, EFLAGS, (X86rdrand))]>, OpSize16, PS;
   def RDRAND32r : I<0xC7, MRM6r, (outs GR32:$dst), (ins),
                     "rdrand{l}\t$dst",
-                    [(set GR32:$dst, EFLAGS, (X86rdrand))]>, OpSize32, TB;
+                    [(set GR32:$dst, EFLAGS, (X86rdrand))]>, OpSize32, PS;
   def RDRAND64r : RI<0xC7, MRM6r, (outs GR64:$dst), (ins),
                      "rdrand{q}\t$dst",
-                     [(set GR64:$dst, EFLAGS, (X86rdrand))]>, TB;
+                     [(set GR64:$dst, EFLAGS, (X86rdrand))]>, PS;
 }
 
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