llvm/test/Transforms/ArgumentPromotion/2008-07-02-array-indexing.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

26 lines
717 B
LLVM

; RUN: opt < %s -argpromotion -S > %t
; RUN: cat %t | grep {define.*@callee(.*i32\\*}
; PR2498
; This test tries to convince argpromotion about promoting the load from %A + 2,
; because there is a load of %A in the entry block
define internal i32 @callee(i1 %C, i32* %A) {
entry:
; Unconditonally load the element at %A
%A.0 = load i32* %A
br i1 %C, label %T, label %F
T:
ret i32 %A.0
F:
; Load the element at offset two from %A. This should not be promoted!
%A.2 = getelementptr i32* %A, i32 2
%R = load i32* %A.2
ret i32 %R
}
define i32 @foo() {
%X = call i32 @callee(i1 false, i32* null) ; <i32> [#uses=1]
ret i32 %X
}