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| ; RUN: opt %loadPolly -polly-detect -analyze \
; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s
;
; CHECK-NOT: Valid Region for Scop
;
; void foo(float A[], float B[], long *p) {
; for (long i = 0; i < 1024; i++)
; for (long j = 0; j < 1024; j++)
; if (B[i])
; A[i * (*p) + j] += i * j;
; }
;
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @foo(float* %A, float* %B, i64* %p) {
bb:
br label %bb2
bb2: ; preds = %bb21, %bb
%i.0 = phi i64 [ 0, %bb ], [ %tmp22, %bb21 ]
%exitcond1 = icmp ne i64 %i.0, 1024
br i1 %exitcond1, label %bb3, label %bb23
bb3: ; preds = %bb2
br label %bb4
bb4: ; preds = %bb18, %bb3
%j.0 = phi i64 [ 0, %bb3 ], [ %tmp19, %bb18 ]
%exitcond = icmp ne i64 %j.0, 1024
br i1 %exitcond, label %bb5, label %bb20
bb5: ; preds = %bb4
%tmp = getelementptr inbounds float, float* %B, i64 %i.0
%tmp6 = load float, float* %tmp, align 4
%tmp7 = fcmp une float %tmp6, 0.000000e+00
br i1 %tmp7, label %bb8, label %bb17
bb8: ; preds = %bb5
%tmp9 = mul nuw nsw i64 %i.0, %j.0
%tmp10 = sitofp i64 %tmp9 to float
%tmp11 = load i64, i64* %p, align 8
%tmp12 = mul nsw i64 %i.0, %tmp11
%tmp13 = add nsw i64 %tmp12, %j.0
%tmp14 = getelementptr inbounds float, float* %A, i64 %tmp13
%tmp15 = load float, float* %tmp14, align 4
%tmp16 = fadd float %tmp15, %tmp10
store float %tmp16, float* %tmp14, align 4
br label %bb17
bb17: ; preds = %bb8, %bb5
br label %bb18
bb18: ; preds = %bb17
%tmp19 = add nuw nsw i64 %j.0, 1
br label %bb4
bb20: ; preds = %bb4
br label %bb21
bb21: ; preds = %bb20
%tmp22 = add nuw nsw i64 %i.0, 1
br label %bb2
bb23: ; preds = %bb2
ret void
}
|