llvm-6502/test/Transforms/InstCombine/memset.ll
Chris Lattner 69ea9d2308 move lowering of llvm.memset -> store from simplify libcalls
to instcombine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50472 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-30 06:39:11 +00:00

16 lines
631 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep {call.*llvm.memset}
declare void @llvm.memset.i32(i8*, i8, i32, i32)
define i32 @main() {
%target = alloca [1024 x i8] ; <[1024 x i8]*> [#uses=1]
%target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0 ; <i8*> [#uses=5]
call void @llvm.memset.i32( i8* %target_p, i8 1, i32 0, i32 1 )
call void @llvm.memset.i32( i8* %target_p, i8 1, i32 1, i32 1 )
call void @llvm.memset.i32( i8* %target_p, i8 1, i32 2, i32 2 )
call void @llvm.memset.i32( i8* %target_p, i8 1, i32 4, i32 4 )
call void @llvm.memset.i32( i8* %target_p, i8 1, i32 8, i32 8 )
ret i32 0
}