Make x86-64 membarriers work without sse and clean up some of the

[oota-llvm.git] / lib / Target / X86 / X86InstrInfo.td

diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td
index 367e29c77a6c0c59fe4b61b81a147267ea469cb6..5fc1bb7be1bc80539d3e6026784744fcd4043665 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.td
+++ b/lib/Target/X86/X86InstrInfo.td
@@ -3934,8 +3934,8 @@ def Int_MemBarrier : I<0, Pseudo, (outs), (ins),
                      [(X86MemBarrier)]>, Requires<[HasSSE2]>;
 
 // TODO: Get this to fold the constant into the instruction.           
-let Uses = [ESP] in
-def Int_MemBarrierNoSSE  : I<0x0B, Pseudo, (outs), (ins GR32:$zero),
+let Defs = [ESP] in
+def Int_MemBarrierNoSSE  : I<0x09, MRM1r, (outs), (ins GR32:$zero),
                            "lock\n\t"
                            "or{l}\t{$zero, (%esp)|(%esp), $zero}",
                            [(X86MemBarrierNoSSE GR32:$zero)]>, LOCK;