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comparison test/CodeGen/X86/2008-12-02-dagcombine-1.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
parents
children afa8332a0e37
comparison
equal deleted inserted replaced
-1:000000000000 0:95c75e76d11b
1 ; RUN: llc < %s -march=x86 | grep "(%esp)" | count 2
2 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
3 target triple = "i386-apple-darwin9.5"
4 ; a - a should be found and removed, leaving refs to only L and P
5 define i8* @test(i8* %a, i8* %L, i8* %P) nounwind {
6 entry:
7 %0 = ptrtoint i8* %a to i32
8 %1 = sub i32 -2, %0
9 %2 = ptrtoint i8* %P to i32
10 %3 = sub i32 0, %2
11 %4 = ptrtoint i8* %L to i32
12 %5 = add i32 %4, %3
13 %6 = add i32 %5, %1 ; <i32> [#uses=1]
14 %7 = getelementptr i8* %a, i32 %6 ; <i8*> [#uses=1]
15 br label %return
16
17 return: ; preds = %bb3
18 ret i8* %7
19 }