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| ; RUN: opt %loadPolly -polly-codegen-ppcg -polly-acc-dump-kernel-ir \
; RUN: -disable-output < %s | \
; RUN: FileCheck -check-prefix=IR %s
; REQUIRES: pollyacc,nvptx
; void foo(long n, float A[][n]) {
; for (long i = 0; i < 32; i++)
; for (long j = 0; j < 32; j++)
; A[i][j] += A[i + 1][j + 1];
; }
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; This test case failed at some point as %n was only available in this kernel
; when referenced through an isl_id in an isl ast expression, but not when
; it was referenced from a SCEV or instruction that not part of any loop
; bound.
; IR: %polly.access.mul.MemRef_A6 = mul nsw i64 {{.*}}, %n
define void @foo(i64 %n, float* %A) {
bb:
br label %bb2
bb2: ; preds = %bb19, %bb
%i.0 = phi i64 [ 0, %bb ], [ %tmp20, %bb19 ]
%exitcond1 = icmp ne i64 %i.0, 32
br i1 %exitcond1, label %bb3, label %bb21
bb3: ; preds = %bb2
br label %bb4
bb4: ; preds = %bb16, %bb3
%j.0 = phi i64 [ 0, %bb3 ], [ %tmp17, %bb16 ]
%exitcond = icmp ne i64 %j.0, 32
br i1 %exitcond, label %bb5, label %bb18
bb5: ; preds = %bb4
%tmp = add nuw nsw i64 %j.0, 1
%tmp6 = add nuw nsw i64 %i.0, 1
%tmp7 = mul nsw i64 %tmp6, %n
%tmp8 = getelementptr inbounds float, float* %A, i64 %tmp7
%tmp9 = getelementptr inbounds float, float* %tmp8, i64 %tmp
%tmp10 = load float, float* %tmp9, align 4
%tmp11 = mul nsw i64 %i.0, %n
%tmp12 = getelementptr inbounds float, float* %A, i64 %tmp11
%tmp13 = getelementptr inbounds float, float* %tmp12, i64 %j.0
%tmp14 = load float, float* %tmp13, align 4
%tmp15 = fadd float %tmp14, %tmp10
store float %tmp15, float* %tmp13, align 4
br label %bb16
bb16: ; preds = %bb5
%tmp17 = add nuw nsw i64 %j.0, 1
br label %bb4
bb18: ; preds = %bb4
br label %bb19
bb19: ; preds = %bb18
%tmp20 = add nuw nsw i64 %i.0, 1
br label %bb2
bb21: ; preds = %bb2
ret void
}
|