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annotate test/Assembler/ConstantExprFoldCast.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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children 54457678186b
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; This test checks to make sure that constant exprs fold in some simple situations
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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2
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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3 ; RUN: llvm-as < %s | llvm-dis | not grep cast
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5 @A = global i32* bitcast (i8* null to i32*) ; Cast null -> fold
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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6 @B = global i32** bitcast (i32** @A to i32**) ; Cast to same type -> fold
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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7 @C = global i32 trunc (i64 42 to i32) ; Integral casts
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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8 @D = global i32* bitcast(float* bitcast (i32* @C to float*) to i32*) ; cast of cast ptr->ptr
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 @E = global i32 ptrtoint(float* inttoptr (i8 5 to float*) to i32) ; i32 -> ptr -> i32
95c75e76d11b LLVM 3.4
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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11 ; Test folding of binary instrs
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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12 @F = global i32* inttoptr (i32 add (i32 5, i32 -5) to i32*)
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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13 @G = global i32* inttoptr (i32 sub (i32 5, i32 5) to i32*)
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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15 ; Address space cast AS0 null-> AS1 null
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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16 @H = global i32 addrspace(1)* addrspacecast(i32* null to i32 addrspace(1)*)