forked from OSchip/llvm-project
44 lines
946 B
LLVM
44 lines
946 B
LLVM
; RUN: opt -memdep -gvn -disable-output < %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin10.0"
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define i32 @test2() nounwind ssp {
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entry:
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ret i32 0
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unreachable_block:
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%a = add i32 %a, 1
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ret i32 %a
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}
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define i32 @pr23096_test0() {
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entry:
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br label %bb0
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bb1:
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%ptr1 = ptrtoint i32* %ptr2 to i64
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%ptr2 = inttoptr i64 %ptr1 to i32*
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br i1 undef, label %bb0, label %bb1
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bb0:
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%phi = phi i32* [ undef, %entry ], [ %ptr2, %bb1 ]
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%load = load i32, i32* %phi
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ret i32 %load
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}
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define i32 @pr23096_test1() {
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entry:
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br label %bb0
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bb1:
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%ptr1 = getelementptr i32, i32* %ptr2, i32 0
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%ptr2 = getelementptr i32, i32* %ptr1, i32 0
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br i1 undef, label %bb0, label %bb1
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bb0:
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%phi = phi i32* [ undef, %entry ], [ %ptr2, %bb1 ]
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%load = load i32, i32* %phi
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ret i32 %load
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}
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