llvm-6502/test/Analysis/LoopDependenceAnalysis/alias.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

45 lines
1.1 KiB
LLVM

; RUN: opt < %s -disable-output -analyze -lda | FileCheck %s
;; x[5] = x[6] // with x being a pointer passed as argument
define void @f1(i32* nocapture %xptr) nounwind {
entry:
%x.ld.addr = getelementptr i32* %xptr, i64 6
%x.st.addr = getelementptr i32* %xptr, i64 5
br label %for.body
for.body:
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
%x = load i32* %x.ld.addr
store i32 %x, i32* %x.st.addr
; CHECK: 0,1: dep
%i.next = add i64 %i, 1
%exitcond = icmp eq i64 %i.next, 256
br i1 %exitcond, label %for.end, label %for.body
for.end:
ret void
}
;; x[5] = x[6] // with x being an array on the stack
define void @foo(...) nounwind {
entry:
%xptr = alloca [256 x i32], align 4
%x.ld.addr = getelementptr [256 x i32]* %xptr, i64 0, i64 6
%x.st.addr = getelementptr [256 x i32]* %xptr, i64 0, i64 5
br label %for.body
for.body:
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
%x = load i32* %x.ld.addr
store i32 %x, i32* %x.st.addr
; CHECK: 0,1: ind
%i.next = add i64 %i, 1
%exitcond = icmp eq i64 %i.next, 256
br i1 %exitcond, label %for.end, label %for.body
for.end:
ret void
}