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getting the pic base has no side effects.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45618 91177308-0d34-0410-b5e6-96231b3b80d8
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Chris Lattner 2008-01-05 03:54:32 +00:00
parent ba84ed7e92
commit e9648f8981
1 changed files with 2 additions and 0 deletions
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lib/Target/X86/X86InstrInfo.td
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@ -282,8 +282,10 @@ def IMPLICIT_DEF_GR32 : I<0, Pseudo, (outs GR32:$dst), (ins),
def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
// PIC base
let neverHasSideEffects = 1 in {
def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins piclabel:$label),
"call\t$label\n\tpop{l}\t$reg", []>;
}
//===----------------------------------------------------------------------===//
// Control Flow Instructions...