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annotate test/Assembler/ConstantExprFold.ll @ 33:e4204d083e25 LLVM3.5

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LLVM 3.5
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 14:32:10 +0900
parents 95c75e76d11b
children 54457678186b
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95c75e76d11b LLVM 3.4
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1 ; This test checks to make sure that constant exprs fold in some simple
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2 ; situations
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4 ; RUN: llvm-as < %s | llvm-dis | not grep "("
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6 @A = global i64 0
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8 global i64* inttoptr (i64 add (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X + 0 == X
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9 global i64* inttoptr (i64 sub (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X - 0 == X
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10 global i64* inttoptr (i64 mul (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X * 0 == 0
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11 global i64* inttoptr (i64 sdiv (i64 ptrtoint (i64* @A to i64), i64 1) to i64*) ; X / 1 == X
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12 global i64* inttoptr (i64 srem (i64 ptrtoint (i64* @A to i64), i64 1) to i64*) ; X % 1 == 0
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13 global i64* inttoptr (i64 and (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X & 0 == 0
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14 global i64* inttoptr (i64 and (i64 ptrtoint (i64* @A to i64), i64 -1) to i64*) ; X & -1 == X
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15 global i64 or (i64 ptrtoint (i64* @A to i64), i64 -1) ; X | -1 == -1
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16 global i64* inttoptr (i64 xor (i64 ptrtoint (i64* @A to i64), i64 0) to i64*) ; X ^ 0 == X
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18 %Ty = type { i32, i32 }
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19 @B = external global %Ty
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21 global i1 icmp slt (i64* @A, i64* getelementptr (i64* @A, i64 1)) ; true
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22 global i1 icmp ult (i64* @A, i64* getelementptr (i64* @A, i64 1)) ; true
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23 global i1 icmp slt (i64* @A, i64* getelementptr (i64* @A, i64 0)) ; false
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24 global i1 icmp slt (i32* getelementptr (%Ty* @B, i64 0, i32 0),
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25 i32* getelementptr (%Ty* @B, i64 0, i32 1)) ; true
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26 ;global i1 icmp ne (i64* @A, i64* bitcast (%Ty* @B to i64*)) ; true
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28 ; PR2206
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29 @cons = weak global i32 0, align 8 ; <i32*> [#uses=1]
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30 global i64 and (i64 ptrtoint (i32* @cons to i64), i64 7)
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