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72 lines
3.2 KiB
72 lines
3.2 KiB
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
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;
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; The SCoP contains a loop with multiple exit blocks (BBs after leaving
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; the loop). The current implementation of deriving their domain derives
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; only a common domain for all of the exit blocks. We disabled loops with
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; multiple exit blocks until this is fixed.
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; XFAIL: *
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;
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; CHECK: Statements {
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; CHECK-NEXT: Stmt_for_body_outer
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; CHECK-NEXT: Domain :=
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; CHECK-NEXT: { Stmt_for_body_outer[i0] : 0 <= i0 <= 257 };
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; CHECK-NEXT: Schedule :=
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; CHECK-NEXT: { Stmt_for_body_outer[i0] -> [i0, 0, 0, 0] };
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; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_for_body_outer[i0] -> MemRef_A[i0] };
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; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_for_body_outer[i0] -> MemRef_A[i0] };
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; CHECK-NEXT: Stmt_for_body
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; CHECK-NEXT: Domain :=
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; CHECK-NEXT: { Stmt_for_body[257, i1] : 0 <= i1 <= 1025; Stmt_for_body[i0, 0] : 0 <= i0 <= 256 };
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; CHECK-NEXT: Schedule :=
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; CHECK-NEXT: { Stmt_for_body[257, i1] -> [257, 1, i1, 0]; Stmt_for_body[i0, 0] -> [i0, 1, 0, 0] : i0 <= 256 };
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; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_for_body[i0, i1] -> MemRef_A[i1] };
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; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_for_body[i0, i1] -> MemRef_A[i1] };
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; CHECK-NEXT: Stmt_for_inc
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; CHECK-NEXT: Domain :=
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; CHECK-NEXT: { Stmt_for_inc[257, i1] : 0 <= i1 <= 1025 };
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; CHECK-NEXT: Schedule :=
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; CHECK-NEXT: { Stmt_for_inc[i0, i1] -> [257, 1, i1, 1] };
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; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_for_inc[i0, i1] -> MemRef_A[i1] };
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; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_for_inc[i0, i1] -> MemRef_A[i1] };
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; CHECK-NEXT: }
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target datalayout = "e-m:e-i64:64-i128:128-n8:16:32:64-S128"
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define void @foo(i32* %A) {
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entry:
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br label %for.body.outer
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for.body.outer: ; preds = %for.body, %entry
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%indvar = phi i32 [0, %entry], [%indvar.next, %for.body]
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%addr = getelementptr i32, i32* %A, i32 %indvar
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%val = load i32, i32* %addr
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%indvar.next = add i32 %indvar, 1
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store i32 %val, i32* %addr
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br label %for.body
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for.body: ; preds = %for.inc, %for.body.outer
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%indvar.2 = phi i32 [0, %for.body.outer], [%indvar.2.next, %for.inc]
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%addr.2 = getelementptr i32, i32* %A, i32 %indvar.2
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%val.2 = load i32, i32* %addr.2
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%indvar.2.next = add i32 %indvar.2, 1
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store i32 %val.2, i32* %addr.2
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%cond.1 = icmp sle i32 %indvar, 256
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br i1 %cond.1, label %for.body.outer, label %for.inc
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for.inc: ; preds = %for.body
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%addr.3 = getelementptr i32, i32* %A, i32 %indvar.2
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%val.3 = load i32, i32* %addr.3
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store i32 %val.3, i32* %addr.3
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%cond = icmp sle i32 %indvar.2, 1024
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br i1 %cond, label %for.body, label %for.end
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for.end: ; preds = %for.inc
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ret void
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}
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