inner_scev_sdiv_in_rtc.ll
1.15 KB
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; RUN: opt %loadPolly -polly-codegen \
; RUN: -S < %s | FileCheck %s
;
; This will just check that we generate valid code here.
;
; CHECK: polly.start:
;
; void f(int *A, int *B) {
; for (int i = 0; i < 1024; i++)
; A[i % 3] = B[i / 42];
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @f(i32* %A, i32* %B, i32 %N) {
bb:
br label %bb1
bb1: ; preds = %bb9, %bb
%i.0 = phi i32 [ 0, %bb ], [ %tmp10, %bb9 ]
%exitcond = icmp ne i32 %i.0, %N
br i1 %exitcond, label %bb2, label %bb11
bb2: ; preds = %bb1
%tmp = sdiv i32 %i.0, 42
%tmp3 = sext i32 %tmp to i64
%tmp4 = getelementptr inbounds i32, i32* %B, i64 %tmp3
%tmp5 = load i32, i32* %tmp4, align 4
%tmp6 = srem i32 %i.0, 3
%tmp7 = sext i32 %tmp6 to i64
%tmp8 = getelementptr inbounds i32, i32* %A, i64 %tmp7
store i32 %tmp5, i32* %tmp8, align 4
br label %bb9
bb9: ; preds = %bb2
%tmp10 = add nuw nsw i32 %i.0, 1
br label %bb1
bb11: ; preds = %bb1
ret void
}