llvm-project/polly/test/ScopDetect/aliasing_simple_1.ll

34 lines
1.0 KiB
LLVM

; RUN: opt %loadPolly -polly-detect -analyze < %s | FileCheck %s
;
; CHECK: Valid Region for Scop:
;
; void jd(int *A, int *B) {
; for (int i = 0; i < 1024; i++)
; A[i] = B[0];
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @jd(i32* %A, i32* %B) {
entry:
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ]
%exitcond = icmp ne i64 %indvars.iv, 1024
br i1 %exitcond, label %for.body, label %for.end
for.body: ; preds = %for.cond
%tmp = load i32, i32* %B, align 4
%arrayidx2 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
store i32 %tmp, i32* %arrayidx2, align 4
br label %for.inc
for.inc: ; preds = %for.body
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
br label %for.cond
for.end: ; preds = %for.cond
ret void
}