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comparison test/Transforms/InstCombine/memmove.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 95c75e76d11b
children 803732b1fca8
comparison
equal deleted inserted replaced
84:f3e34b893a5f 95:afa8332a0e37
12 ret void 12 ret void
13 } 13 }
14 14
15 define void @test2(i8* %A, i32 %N) { 15 define void @test2(i8* %A, i32 %N) {
16 ;; dest can't alias source since we can't write to source! 16 ;; dest can't alias source since we can't write to source!
17 call void @llvm.memmove.p0i8.p0i8.i32(i8* %A, i8* getelementptr inbounds ([33 x i8]* @S, i32 0, i32 0), i32 %N, i32 1, i1 false) 17 call void @llvm.memmove.p0i8.p0i8.i32(i8* %A, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @S, i32 0, i32 0), i32 %N, i32 1, i1 false)
18 ret void 18 ret void
19 } 19 }
20 20
21 define i32 @test3() { 21 define i32 @test3() {
22 %h_p = getelementptr [2 x i8]* @h, i32 0, i32 0 ; <i8*> [#uses=1] 22 %h_p = getelementptr [2 x i8], [2 x i8]* @h, i32 0, i32 0 ; <i8*> [#uses=1]
23 %hel_p = getelementptr [4 x i8]* @hel, i32 0, i32 0 ; <i8*> [#uses=1] 23 %hel_p = getelementptr [4 x i8], [4 x i8]* @hel, i32 0, i32 0 ; <i8*> [#uses=1]
24 %hello_u_p = getelementptr [8 x i8]* @hello_u, i32 0, i32 0 ; <i8*> [#uses=1] 24 %hello_u_p = getelementptr [8 x i8], [8 x i8]* @hello_u, i32 0, i32 0 ; <i8*> [#uses=1]
25 %target = alloca [1024 x i8] ; <[1024 x i8]*> [#uses=1] 25 %target = alloca [1024 x i8] ; <[1024 x i8]*> [#uses=1]
26 %target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0 ; <i8*> [#uses=3] 26 %target_p = getelementptr [1024 x i8], [1024 x i8]* %target, i32 0, i32 0 ; <i8*> [#uses=3]
27 call void @llvm.memmove.p0i8.p0i8.i32(i8* %target_p, i8* %h_p, i32 2, i32 2, i1 false) 27 call void @llvm.memmove.p0i8.p0i8.i32(i8* %target_p, i8* %h_p, i32 2, i32 2, i1 false)
28 call void @llvm.memmove.p0i8.p0i8.i32(i8* %target_p, i8* %hel_p, i32 4, i32 4, i1 false) 28 call void @llvm.memmove.p0i8.p0i8.i32(i8* %target_p, i8* %hel_p, i32 4, i32 4, i1 false)
29 call void @llvm.memmove.p0i8.p0i8.i32(i8* %target_p, i8* %hello_u_p, i32 8, i32 8, i1 false) 29 call void @llvm.memmove.p0i8.p0i8.i32(i8* %target_p, i8* %hello_u_p, i32 8, i32 8, i1 false)
30 ret i32 0 30 ret i32 0
31 } 31 }