From 042232df742678b4ccb9516589c86e108b7b26b5 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Thu, 1 May 2008 06:13:48 +0000 Subject: [PATCH] move some tests from libcall optimizer suite. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50516 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/memmove.ll | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/test/Transforms/InstCombine/memmove.ll b/test/Transforms/InstCombine/memmove.ll index 66ed174ad54..2cb346f1123 100644 --- a/test/Transforms/InstCombine/memmove.ll +++ b/test/Transforms/InstCombine/memmove.ll @@ -4,6 +4,10 @@ ; RUN: not grep {call void @llvm.memmove} @S = internal constant [33 x i8] c"panic: restorelist inconsistency\00" ; <[33 x i8]*> [#uses=1] +@h = constant [2 x i8] c"h\00" ; <[2 x i8]*> [#uses=1] +@hel = constant [4 x i8] c"hel\00" ; <[4 x i8]*> [#uses=1] +@hello_u = constant [8 x i8] c"hello_u\00" ; <[8 x i8]*> [#uses=1] + declare void @llvm.memmove.i32(i8*, i8*, i32, i32) @@ -17,3 +21,16 @@ define void @test2(i8* %A, i32 %N) { call void @llvm.memmove.i32( i8* %A, i8* getelementptr ([33 x i8]* @S, i32 0, i32 0), i32 %N, i32 1 ) ret void } + +define i32 @test3() { + %h_p = getelementptr [2 x i8]* @h, i32 0, i32 0 ; [#uses=1] + %hel_p = getelementptr [4 x i8]* @hel, i32 0, i32 0 ; [#uses=1] + %hello_u_p = getelementptr [8 x i8]* @hello_u, i32 0, i32 0 ; [#uses=1] + %target = alloca [1024 x i8] ; <[1024 x i8]*> [#uses=1] + %target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0 ; [#uses=3] + call void @llvm.memmove.i32( i8* %target_p, i8* %h_p, i32 2, i32 2 ) + call void @llvm.memmove.i32( i8* %target_p, i8* %hel_p, i32 4, i32 4 ) + call void @llvm.memmove.i32( i8* %target_p, i8* %hello_u_p, i32 8, i32 8 ) + ret i32 0 +} + -- 2.34.1