mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-17 03:30:28 +00:00
6648645559
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4280 91177308-0d34-0410-b5e6-96231b3b80d8
43 lines
1.2 KiB
LLVM
43 lines
1.2 KiB
LLVM
; This testcase tests for various features the basicaa test should be able to
|
|
; determine, as noted in the comments.
|
|
|
|
; RUN: if as < %s | opt -basicaa -load-vn -gcse -instcombine -dce | dis | grep REMOVE
|
|
; RUN: then exit 1
|
|
; RUN: else exit 0
|
|
; RUN: fi
|
|
|
|
|
|
; Array test: Test that operations on one local array do not invalidate
|
|
; operations on another array. Important for scientific codes.
|
|
;
|
|
int %different_array_test(long %A, long %B) {
|
|
%Array1 = alloca int, uint 100
|
|
%Array2 = alloca int, uint 200
|
|
|
|
%pointer = getelementptr int* %Array1, long %A
|
|
%val = load int* %pointer
|
|
|
|
%pointer2 = getelementptr int* %Array2, long %B
|
|
store int 7, int* %pointer2
|
|
|
|
%REMOVE = load int* %pointer ; redundant with above load
|
|
%retval = sub int %REMOVE, %val
|
|
ret int %retval
|
|
}
|
|
|
|
; Constant index test: Constant indexes into the same array should not
|
|
; interfere with each other. Again, important for scientific codes.
|
|
;
|
|
int %constant_array_index_test() {
|
|
%Array = alloca int, uint 100
|
|
%P1 = getelementptr int* %Array, long 7
|
|
%P2 = getelementptr int* %Array, long 6
|
|
|
|
%A = load int* %P1
|
|
store int 1, int* %P2 ; Should not invalidate load
|
|
%BREMOVE = load int* %P1
|
|
%Val = sub int %A, %BREMOVE
|
|
ret int %Val
|
|
}
|
|
|