mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
ceca194c43
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48137 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
1007 B
LLVM
23 lines
1007 B
LLVM
; Test that the StrCatOptimizer works correctly
|
|
; RUN: llvm-as < %s | opt -constprop -simplify-libcalls | \
|
|
; RUN: llvm-dis | not grep {call.*llvm.memcpy.i32}
|
|
|
|
@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.memcpy.i32(i8*, i8*, i32, i32)
|
|
|
|
define i32 @main() {
|
|
%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.memcpy.i32( i8* %target_p, i8* %h_p, i32 2, i32 2 )
|
|
call void @llvm.memcpy.i32( i8* %target_p, i8* %hel_p, i32 4, i32 4 )
|
|
call void @llvm.memcpy.i32( i8* %target_p, i8* %hello_u_p, i32 8, i32 8 )
|
|
ret i32 0
|
|
}
|
|
|