llvm-6502/test/Analysis/DSGraph/2004-02-13-memcpy.ll
2006-08-27 22:47:14 +00:00

26 lines
703 B
LLVM

; RUN: llvm-as < %s | opt -analyze -datastructure-gc -dsgc-check-flags=Xn:SMR &&
; RUN: llvm-as < %s | opt -analyze -datastructure-gc -dsgc-check-flags=X:SMR
declare void %llvm.memcpy.i32(sbyte*, sbyte*, uint, uint)
declare void %llvm.memmove.i32(sbyte*, sbyte*, uint, uint)
void %test() {
%X = alloca int
%Y = alloca int
%x = cast int* %X to sbyte*
%y = cast int* %Y to sbyte*
store int 4, int* %X
call void %llvm.memcpy.i32(sbyte* %x, sbyte* %y, uint 4, uint 4)
ret void
}
void %test2() {
%Xn = alloca int
%Yn = alloca int
%xn = cast int* %Xn to sbyte*
%yn = cast int* %Yn to sbyte*
store int 4, int* %Xn
call void %llvm.memmove.i32(sbyte* %xn, sbyte* %yn, uint 4, uint 4)
ret void
}