[llvm-commits] [llvm] r171136 - /llvm/trunk/lib/Target/X86/X86InstrArithmetic.td

[Craig Topper]

Author: ctopper
Date: Wed Dec 26 21:01:18 2012
New Revision: 171136

URL: http://llvm.org/viewvc/llvm-project?rev=171136&view=rev
Log:
Mark the divide instructions as hasSideEffects=0.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrArithmetic.td

Modified: llvm/trunk/lib/Target/X86/X86InstrArithmetic.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrArithmetic.td?rev=171136&r1=171135&r2=171136&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrArithmetic.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrArithmetic.td Wed Dec 26 21:01:18 2012
@@ -266,6 +266,7 @@
 
 
 // unsigned division/remainder
+let hasSideEffects = 0 in {
 let Defs = [AL,EFLAGS,AX], Uses = [AX] in
 def DIV8r  : I<0xF6, MRM6r, (outs),  (ins GR8:$src),    // AX/r8 = AL,AH
                "div{b}\t$src", [], IIC_DIV8_REG>;
@@ -325,6 +326,7 @@
 def IDIV64m: RI<0xF7, MRM7m, (outs), (ins i64mem:$src),
                 "idiv{q}\t$src", [], IIC_IDIV64>;
 }
+} // hasSideEffects = 0
 
 //===----------------------------------------------------------------------===//
 //  Two address Instructions.