Fix testcase to work with store forwarding

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6689 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-06-16 11:59:34 +00:00
parent 4a4dabaac0
commit 14d7f5dfdd

View File

@ -1,27 +1,24 @@
; This testcase ensures that redundant loads are preserved when they are not
; allowed to be eliminated.
; RUN: as < %s | dis > Output/%s.before
; RUN: as < %s | opt -load-vn -gcse | dis > Output/%s.after
; RUN: echo some output
; RUN: diff Output/%s.before Output/%s.after
; RUN: as < %s | opt -load-vn -gcse | dis | grep sub
;
int "test1"(int* %P) {
int %test1(int* %P) {
%A = load int* %P
store int 1, int * %P
store int 1, int* %P
%B = load int* %P
%C = add int %A, %B
%C = sub int %A, %B
ret int %C
}
int "test2"(int* %P) {
int %test2(int* %P) {
%A = load int* %P
br label %BB2
BB2:
store int 5, int * %P
store int 5, int* %P
br label %BB3
BB3:
%B = load int* %P
%C = add int %A, %B
%C = sub int %A, %B
ret int %C
}