[llvm-commits] [llvm] r148239 - in /llvm/trunk/lib/Target/X86: X86InstrCompiler.td X86InstrInfo.td

[Eli Friedman]

Author: efriedma
Date: Mon Jan 16 10:29:35 2012
New Revision: 148239

URL: http://llvm.org/viewvc/llvm-project?rev=148239&view=rev
Log:
Get rid of unused codegen-only instruction.


Modified:
    llvm/trunk/lib/Target/X86/X86InstrCompiler.td
    llvm/trunk/lib/Target/X86/X86InstrInfo.td

Modified: llvm/trunk/lib/Target/X86/X86InstrCompiler.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrCompiler.td?rev=148239&r1=148238&r2=148239&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrCompiler.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrCompiler.td Mon Jan 16 10:29:35 2012
@@ -562,15 +562,6 @@
                      "#MEMBARRIER",
                      [(X86MemBarrier)]>;
 
-// TODO: Get this to fold the constant into the instruction.
-let hasSideEffects = 1, Defs = [ESP], isCodeGenOnly = 1 in
-def Int_MemBarrierNoSSE64  : RI<0x09, MRM1r, (outs), (ins GR64:$zero),
-                           "lock\n\t"
-                           "or{q}\t{$zero, (%rsp)|(%rsp), $zero}",
-                           [(X86MemBarrierNoSSE GR64:$zero)]>,
-                           Requires<[In64BitMode]>, LOCK;
-
-
 // RegOpc corresponds to the mr version of the instruction
 // ImmOpc corresponds to the mi version of the instruction
 // ImmOpc8 corresponds to the mi8 version of the instruction

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=148239&r1=148238&r2=148239&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Mon Jan 16 10:29:35 2012
@@ -104,12 +104,9 @@
 def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
 
 def SDT_X86MEMBARRIER : SDTypeProfile<0, 0, []>;
-def SDT_X86MEMBARRIERNoSSE : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
 
 def X86MemBarrier : SDNode<"X86ISD::MEMBARRIER", SDT_X86MEMBARRIER,
                             [SDNPHasChain]>;
-def X86MemBarrierNoSSE : SDNode<"X86ISD::MEMBARRIER", SDT_X86MEMBARRIERNoSSE,
-                                [SDNPHasChain]>;
 def X86MFence : SDNode<"X86ISD::MFENCE", SDT_X86MEMBARRIER,
                         [SDNPHasChain]>;
 def X86SFence : SDNode<"X86ISD::SFENCE", SDT_X86MEMBARRIER,