run-time-check.ll
1.82 KB
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; RUN: opt %loadPolly -polly-codegen-ppcg -S < %s | \
; RUN: FileCheck %s -check-prefix=IR
;
; REQUIRES: pollyacc
;
; void foo(long n, float A[][32]) {
; for (long i = 0; i < n; i++)
; for (long j = 0; j < n; j++)
; A[i][j] += A[i + 1][j + 1];
; }
; IR: %tmp = icmp slt i64 %i.0, %n
; IR-NEXT: br i1 %tmp, label %bb2, label %polly.merge_new_and_old
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @foo(i64 %n, [32 x float]* %A) {
bb:
br label %bb1
bb1: ; preds = %bb15, %bb
%i.0 = phi i64 [ 0, %bb ], [ %tmp16, %bb15 ]
%tmp = icmp slt i64 %i.0, %n
br i1 %tmp, label %bb2, label %bb17
bb2: ; preds = %bb1
br label %bb3
bb3: ; preds = %bb12, %bb2
%j.0 = phi i64 [ 0, %bb2 ], [ %tmp13, %bb12 ]
%exitcond = icmp ne i64 %j.0, %n
br i1 %exitcond, label %bb4, label %bb14
bb4: ; preds = %bb3
%tmp5 = add nuw nsw i64 %j.0, 1
%tmp6 = add nuw nsw i64 %i.0, 1
%tmp7 = getelementptr inbounds [32 x float], [32 x float]* %A, i64 %tmp6, i64 %tmp5
%tmp8 = load float, float* %tmp7, align 4
%tmp9 = getelementptr inbounds [32 x float], [32 x float]* %A, i64 %i.0, i64 %j.0
%tmp10 = load float, float* %tmp9, align 4
%tmp11 = fadd float %tmp10, %tmp8
store float %tmp11, float* %tmp9, align 4
br label %bb12
bb12: ; preds = %bb4
%tmp13 = add nuw nsw i64 %j.0, 1
br label %bb3
bb14: ; preds = %bb3
br label %bb15
bb15: ; preds = %bb14
%tmp16 = add nuw nsw i64 %i.0, 1
br label %bb1
bb17: ; preds = %bb1
ret void
}