diff options
-rw-r--r-- | lib/Target/X86/X86Instr64bit.td | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/X86/X86Instr64bit.td b/lib/Target/X86/X86Instr64bit.td index 4e2710b..408da43 100644 --- a/lib/Target/X86/X86Instr64bit.td +++ b/lib/Target/X86/X86Instr64bit.td @@ -1620,7 +1620,7 @@ def MOV64FSrm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src), //===----------------------------------------------------------------------===// // TODO: Get this to fold the constant into the instruction. -let Defs = [ESP] in +let hasSideEffects = 1, Defs = [ESP] in def Int_MemBarrierNoSSE64 : RI<0x09, MRM1r, (outs), (ins GR64:$zero), "lock\n\t" "or{q}\t{$zero, (%rsp)|(%rsp), $zero}", |