[llvm-commits] [llvm] r50516 - /llvm/trunk/test/Transforms/InstCombine/memmove.ll

[Chris Lattner]

Author: lattner
Date: Thu May  1 01:13:48 2008
New Revision: 50516

URL: http://llvm.org/viewvc/llvm-project?rev=50516&view=rev
Log:
move some tests from libcall optimizer suite.

Modified:
    llvm/trunk/test/Transforms/InstCombine/memmove.ll

Modified: llvm/trunk/test/Transforms/InstCombine/memmove.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/memmove.ll?rev=50516&r1=50515&r2=50516&view=diff

==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/memmove.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/memmove.ll Thu May  1 01:13:48 2008
@@ -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]
+ at h = constant [2 x i8] c"h\00"		; <[2 x i8]*> [#uses=1]
+ at hel = constant [4 x i8] c"hel\00"		; <[4 x i8]*> [#uses=1]
+ at 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 @@
 	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		; <i8*> [#uses=1]
+	%hel_p = getelementptr [4 x i8]* @hel, i32 0, i32 0		; <i8*> [#uses=1]
+	%hello_u_p = getelementptr [8 x i8]* @hello_u, i32 0, i32 0		; <i8*> [#uses=1]
+	%target = alloca [1024 x i8]		; <[1024 x i8]*> [#uses=1]
+	%target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0		; <i8*> [#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
+}
+