llvm-project

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; RUN: opt %loadNPMPolly '-passes=polly-import-jscop,polly-codegen' \
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; RUN: -polly-import-jscop-postfix=transformed \
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; RUN: -verify-dom-info \
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; RUN: -S < %s | FileCheck %s
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;
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;    void foo(long A[], float B[], float C[]) {
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;      for (long i = 0; i < 1024; i++) {
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;        if (A[i]) {
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; S:         B[i]++;
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; T:         C[42] = 1;
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;        }
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;      }
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;    }
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; CHECK: polly.stmt.bb5:                                   ; preds = %polly.stmt.bb2
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; CHECK-NEXT:   %[[offset:.*]] = shl nuw nsw i64 %polly.indvar, 2
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; CHECK-NEXT:   %scevgep10 = getelementptr i8, ptr %B, i64 %[[offset]]
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; CHECK-NEXT:   %tmp7_p_scalar_ = load float, ptr %scevgep10
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; CHECK-NEXT:   %p_tmp8 = fadd float %tmp7_p_scalar_, 1.000000e+00
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; CHECK-NEXT:   %[[cmp:.*]] = icmp sle i64 %polly.indvar, 9
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; CHECK-NEXT:   %polly.Stmt_bb2__TO__bb9_MayWrite2.cond = icmp ne i1 %[[cmp]], false
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; CHECK-NEXT:   br i1 %polly.Stmt_bb2__TO__bb9_MayWrite2.cond, label %polly.stmt.bb5.Stmt_bb2__TO__bb9_MayWrite2.partial, label %polly.stmt.bb5.cont
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; CHECK: polly.stmt.bb5.Stmt_bb2__TO__bb9_MayWrite2.partial: ; preds = %polly.stmt.bb5
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; CHECK-NEXT:   %polly.access.B11 = getelementptr float, ptr %B, i64 %polly.indvar
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; CHECK-NEXT:   store float %p_tmp8, ptr %polly.access.B11
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; CHECK-NEXT:   br label %polly.stmt.bb5.cont
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; CHECK: polly.stmt.bb5.cont:                              ; preds = %polly.stmt.bb5, %polly.stmt.bb5.Stmt_bb2__TO__bb9_MayWrite2.partial
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; CHECK-NEXT:   br label %polly.stmt.bb9b
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @partial_write_in_region(ptr %A, ptr %B, ptr %C) {
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bb:
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  br label %bb1
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bb1:                                              ; preds = %bb10, %bb
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  %i.0 = phi i64 [ 0, %bb ], [ %tmp11, %bb10 ]
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  %exitcond = icmp ne i64 %i.0, 1024
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  br i1 %exitcond, label %bb2, label %bb12
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bb2:                                              ; preds = %bb1
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  %tmp = getelementptr inbounds i64, ptr %A, i64 %i.0
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  %tmp3 = load i64, ptr %tmp, align 8
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  %tmp4 = icmp eq i64 %tmp3, 0
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  br i1 %tmp4, label %bb9, label %bb5
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bb5:                                              ; preds = %bb2
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  %tmp6 = getelementptr inbounds float, ptr %B, i64 %i.0
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  %tmp7 = load float, ptr %tmp6, align 4
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  %tmp8 = fadd float %tmp7, 1.000000e+00
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  store float %tmp8, ptr %tmp6, align 4
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  br label %bb9b
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bb9b:
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  store float 42.0, ptr %C
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  br label %bb9
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bb9:                                              ; preds = %bb2, %bb5
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  br label %bb10
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bb10:                                             ; preds = %bb9
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  %tmp11 = add nuw nsw i64 %i.0, 1
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  br label %bb1
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bb12:                                             ; preds = %bb1
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  ret void
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}
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